/* roulang page: index */
/* ============ 1. 设计变量 ============ */
:root{
  --bg-void:#060A14;
  --bg-deep:#0A1020;
  --bg-panel:#111A2E;
  --glass:rgba(19,28,48,.62);
  --glass-brd:rgba(140,175,235,.16);
  --ink-1:#E9F0FF;
  --ink-2:#A8B8D6;
  --ink-3:#6E7F9E;
  --brand:#2FE3C8;
  --brand-deep:#14A99A;
  --action:#FFA24B;
  --action-deep:#E0812A;
  --violet:#7C6BFF;
  --ok:#35D08A;
  --warn:#FF6B6B;
  --radius-card:18px;
  --radius-panel:22px;
  --radius-btn:12px;
  --radius-input:12px;
  --radius-pill:999px;
  --sp-1:8px; --sp-2:12px; --sp-3:16px; --sp-4:24px; --sp-5:32px;
  --sp-6:48px; --sp-7:64px; --sp-8:96px; --sp-9:120px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset, 0 18px 40px -18px rgba(0,0,0,.8);
  --shadow-soft:0 1px 0 rgba(255,255,255,.03) inset, 0 10px 24px -14px rgba(0,0,0,.7);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  --font-num:'Barlow','Inter','PingFang SC',system-ui,sans-serif;
}
/* ============ 2. reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-deep);
  color:var(--ink-2);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:#7bf0dd;}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(47,227,200,.28);color:#fff;}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:9999;
  background:var(--brand);color:#04211D;padding:10px 18px;border-radius:0 0 10px 0;font-weight:700;
}
.skip-link:focus{left:0;}
/* ============ 3. 排版层级 ============ */
h1,h2,h3,h4{color:var(--ink-1);font-weight:700;letter-spacing:.01em;}
h1{font-size:clamp(30px,5vw,48px);line-height:1.15;}
h2{font-size:clamp(26px,3vw,34px);line-height:1.25;}
h3{font-size:22px;line-height:1.4;}
h4{font-size:18px;line-height:1.5;}
.rl-lead{font-size:17px;line-height:1.85;color:var(--ink-2);max-width:680px;}
.rl-small{font-size:14px;line-height:1.6;color:var(--ink-3);}
.rl-micro{font-size:12.5px;line-height:1.6;letter-spacing:.04em;color:var(--ink-3);text-transform:none;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
/* ============ 4. 容器 / 栅格 ============ */
.rl-container{width:100%;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;}
.rl-section{padding-top:var(--sp-8);padding-bottom:var(--sp-8);position:relative;}
.rl-section--tight{padding-top:var(--sp-7);padding-bottom:var(--sp-7);}
.rl-section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-4);margin-bottom:var(--sp-5);flex-wrap:wrap;}
.rl-section__title{display:flex;align-items:center;gap:12px;}
.rl-section__title::before{content:"";width:4px;height:26px;border-radius:4px;background:linear-gradient(180deg,var(--brand),rgba(124,107,255,.7));}
.rl-section__desc{margin-top:10px;max-width:640px;color:var(--ink-2);font-size:15px;}
.rl-rule{height:1px;border:0;background:linear-gradient(90deg,rgba(140,175,235,.22),rgba(140,175,235,0));margin:0;}
/* ============ 5. 顶部导航 ============ */
.rl-header{
  position:sticky;top:0;z-index:120;
  background:rgba(10,16,32,.72);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
}
.rl-header.is-scrolled{
  background:rgba(10,16,32,.94);
  border-bottom:1px solid var(--glass-brd);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.rl-header__inner{height:68px;display:flex;align-items:center;gap:var(--sp-4);}
.rl-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-1);}
.rl-logo:hover{color:var(--ink-1);}
.rl-logo__mark{width:26px;height:26px;flex:0 0 auto;}
.rl-logo__text{display:flex;flex-direction:column;line-height:1.1;}
.rl-logo__main{font-size:16px;font-weight:700;letter-spacing:.06em;color:var(--ink-1);}
.rl-logo__sub{font-size:10.5px;letter-spacing:.18em;color:var(--brand);font-weight:500;}
.rl-nav{display:flex;align-items:center;gap:4px;margin-left:var(--sp-5);}
.rl-nav a{
  position:relative;display:inline-flex;align-items:center;height:68px;padding:0 14px;
  color:var(--ink-2);font-size:15px;font-weight:500;
  border-bottom:2px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.rl-nav a:hover{color:var(--ink-1);border-bottom-color:rgba(140,175,235,.25);}
.rl-nav a.is-active{color:var(--ink-1);border-bottom-color:var(--brand);}
.rl-header__actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.rl-search{position:relative;display:flex;align-items:center;}
.rl-search input{
  width:200px;height:40px;padding:0 38px 0 14px;
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:var(--radius-input);
  color:var(--ink-1);font-size:14px;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.rl-search input::placeholder{color:var(--ink-3);}
.rl-search input:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}
.rl-search button{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:30px;height:30px;display:grid;place-items:center;color:var(--ink-3);border-radius:8px;
}
.rl-search button:hover{color:var(--brand);}
.rl-burger{
  display:none;width:44px;height:44px;place-items:center;border-radius:12px;
  border:1px solid var(--glass-brd);background:var(--glass);color:var(--ink-1);
}
/* ============ 6. 按钮 ============ */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;line-height:1.2;white-space:nowrap;
  transition:transform .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
}
.rl-btn:hover{transform:translateY(-2px);}
.rl-btn:active{transform:translateY(0);}
.rl-btn--primary{
  background:var(--action);color:#21150A;font-weight:700;
  box-shadow:0 0 0 1px rgba(255,162,75,.45),0 10px 30px -6px rgba(255,162,75,.35);
}
.rl-btn--primary:hover{background:#FFB268;color:#21150A;box-shadow:0 0 0 1px rgba(255,162,75,.55),0 12px 34px -6px rgba(255,162,75,.5);}
.rl-btn--secondary{
  background:transparent;color:var(--brand);border:1px solid rgba(47,227,200,.55);
}
.rl-btn--secondary:hover{background:rgba(47,227,200,.08);color:var(--brand);border-color:var(--brand);}
.rl-btn--text{
  padding:6px 2px;min-height:auto;color:var(--brand);border-bottom:1px solid rgba(47,227,200,.45);
  border-radius:0;text-underline-offset:4px;
}
.rl-btn--text:hover{color:#7bf0dd;border-bottom-color:#7bf0dd;transform:translateY(-1px);}
.rl-btn--ghost{background:transparent;color:var(--ink-2);padding:10px 12px;min-height:40px;}
.rl-btn--ghost:hover{color:var(--ink-1);}
.rl-btn--block{width:100%;}
.rl-btn--sm{min-height:38px;padding:9px 18px;font-size:14px;}
/* ============ 7. 徽章 / chip ============ */
.rl-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--glass-brd);
  font-size:12.5px;letter-spacing:.04em;color:var(--ink-2);line-height:1.6;
}
.rl-chip--brand{background:rgba(47,227,200,.12);border-color:rgba(47,227,200,.28);color:var(--brand);}
.rl-chip--action{background:rgba(255,162,75,.14);border-color:rgba(255,162,75,.32);color:var(--action);}
.rl-chip--muted{color:var(--ink-3);}
.rl-tag-row{display:flex;flex-wrap:wrap;gap:8px;}
/* ============ 8. Hero ============ */
.rl-hero{position:relative;overflow:hidden;padding-top:var(--sp-7);padding-bottom:var(--sp-8);}
.rl-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(900px 420px at 78% -10%,rgba(47,227,200,.10),transparent 68%),
    radial-gradient(700px 380px at 8% 110%,rgba(124,107,255,.08),transparent 70%);
}
.rl-hero__grid{position:relative;z-index:2;}
.rl-hero__eyebrow{margin-bottom:var(--sp-3);}
.rl-hero h1{margin-bottom:var(--sp-3);max-width:15em;}
.rl-hero__sub{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:32em;margin-bottom:var(--sp-5);}
.rl-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:var(--sp-6);}
.rl-stats{display:flex;flex-wrap:wrap;gap:var(--sp-5);}
.rl-stat{display:flex;flex-direction:column;gap:2px;padding-left:14px;border-left:2px solid rgba(47,227,200,.5);}
.rl-stat__num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:var(--ink-1);line-height:1.1;}
.rl-stat__label{font-size:13px;color:var(--ink-3);letter-spacing:.04em;}
.rl-hero__visual{position:relative;border-radius:var(--radius-panel);overflow:hidden;border:1px solid var(--glass-brd);box-shadow:var(--shadow-card);min-height:340px;}
.rl-hero__visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;filter:saturate(1.02);}
.rl-hero__visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.15) 0%,rgba(6,10,20,.35) 55%,rgba(6,10,20,.92) 100%),
             linear-gradient(120deg,rgba(47,227,200,.10),transparent 60%);
}
.rl-hero__orbit{position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.55;}
.rl-glass-card{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:3;
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:var(--radius-card);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  padding:16px 18px;box-shadow:var(--shadow-soft);
}
.rl-glass-card__row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:7px 0;}
.rl-glass-card__row+.rl-glass-card__row{border-top:1px solid rgba(140,175,235,.12);}
.rl-glass-card__k{font-size:13px;color:var(--ink-3);letter-spacing:.04em;}
.rl-glass-card__v{font-size:14px;color:var(--ink-1);font-weight:500;}
/* ============ 9. 权益对比 ============ */
.rl-compare{position:relative;}
.rl-compare__track{display:flex;gap:var(--sp-4);align-items:stretch;}
.rl-plan{
  flex:1 1 0;min-width:0;
  background:var(--bg-panel);border:1px solid var(--glass-brd);border-radius:var(--radius-panel);
  padding:28px 24px 26px;position:relative;display:flex;flex-direction:column;
  box-shadow:var(--shadow-card);
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.rl-plan:hover{border-color:rgba(47,227,200,.4);transform:translateY(-3px);}
.rl-plan--best{
  background:linear-gradient(180deg,rgba(47,227,200,.06),rgba(17,26,46,1) 42%);
  border:1px solid rgba(47,227,200,.38);
  transform:translateY(-8px);
  box-shadow:0 0 0 1px rgba(47,227,200,.18),var(--shadow-card);
}
.rl-plan--best:hover{transform:translateY(-11px);}
.rl-plan--best::before{
  content:"";position:absolute;left:0;right:0;top:0;height:12px;
  border-radius:var(--radius-panel) var(--radius-panel) 0 0;
  background:linear-gradient(90deg,var(--action),var(--brand));
}
.rl-plan__badge{position:absolute;right:20px;top:-13px;}
.rl-plan__name{font-size:20px;color:var(--ink-1);font-weight:700;margin-bottom:6px;}
.rl-plan__note{font-size:13px;color:var(--ink-3);margin-bottom:18px;min-height:44px;}
.rl-plan__price{display:flex;align-items:baseline;gap:6px;margin-bottom:20px;}
.rl-plan__price strong{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:38px;font-weight:700;color:var(--ink-1);line-height:1;}
.rl-plan__price span{font-size:13px;color:var(--ink-3);}
.rl-plan__list{display:flex;flex-direction:column;gap:11px;margin-bottom:24px;}
.rl-plan__list li{display:flex;gap:9px;align-items:flex-start;font-size:14.5px;line-height:1.7;color:var(--ink-2);}
.rl-plan__list i{flex:0 0 auto;margin-top:5px;font-size:12px;}
.rl-plan__list .is-on i{color:var(--brand);}
.rl-plan__list .is-off{color:var(--ink-3);}
.rl-plan__list .is-off i{color:var(--ink-3);}
.rl-plan__foot{margin-top:auto;}
/* ============ 10. 等级阶梯 ============ */
.rl-ladder{position:relative;padding-left:36px;}
.rl-ladder::before{
  content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--brand),rgba(124,107,255,.75));
  border-radius:2px;
}
.rl-ladder__item{position:relative;margin-bottom:var(--sp-5);}
.rl-ladder__item:last-child{margin-bottom:0;}
.rl-ladder__dot{
  position:absolute;left:-32px;top:26px;width:14px;height:14px;border-radius:50%;
  background:var(--bg-deep);border:2px solid var(--brand);
  box-shadow:0 0 0 4px rgba(47,227,200,.12);
}
.rl-ladder__item:nth-child(3) .rl-ladder__dot{border-color:var(--violet);box-shadow:0 0 0 4px rgba(124,107,255,.14);}
.rl-ladder__card{
  background:var(--bg-panel);border:1px solid var(--glass-brd);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-soft);
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.rl-ladder__card:hover{border-color:rgba(47,227,200,.4);transform:translateY(-3px);}
.rl-ladder__level{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap;}
.rl-ladder__level h3{font-size:19px;}
.rl-ladder__card p{color:var(--ink-2);font-size:15px;margin-bottom:14px;}
.rl-ladder__zig{width:100%;}
/* ============ 11. 专属内容预览 ============ */
.rl-vault{display:flex;flex-wrap:wrap;gap:var(--sp-4);}
.rl-vault__item{position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--glass-brd);background:var(--bg-panel);box-shadow:var(--shadow-card);}
.rl-vault__item--lg{flex:1 1 calc(50% - var(--sp-4));min-width:280px;min-height:300px;}
.rl-vault__item--sm{flex:1 1 calc(25% - var(--sp-4));min-width:220px;min-height:250px;}
.rl-vault__item img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .35s var(--ease);}
.rl-vault__item:hover img{transform:scale(1.03);}
.rl-vault__item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.05) 0%,rgba(6,10,20,.45) 48%,rgba(6,10,20,.96) 100%);
}
.rl-vault__lock{
  position:absolute;right:14px;top:14px;z-index:3;
  width:30px;height:30px;display:grid;place-items:center;border-radius:50%;
  background:rgba(6,10,20,.72);border:1px solid var(--glass-brd);color:var(--ink-3);font-size:12px;
}
.rl-vault__body{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:20px;}
.rl-vault__body h3{font-size:17px;line-height:1.45;margin:10px 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rl-vault__item--lg .rl-vault__body h3{font-size:20px;}
.rl-vault__body .rl-btn--text{color:var(--ink-3);border-bottom-color:rgba(110,127,158,.4);}
.rl-vault__body .rl-btn--text:hover{color:var(--brand);border-bottom-color:var(--brand);}
/* ============ 12. 资讯 / 内容卡 ============ */
.rl-news__head{display:flex;align-items:center;gap:var(--sp-3);margin-bottom:var(--sp-4);}
.rl-news__head h2{flex:0 0 auto;}
.rl-news__head .rl-rule{flex:1 1 auto;}
.rl-news-grid{display:flex;flex-wrap:wrap;gap:var(--sp-4);}
.rl-news-card{
  flex:1 1 calc(33.333% - var(--sp-4));min-width:270px;
  display:flex;flex-direction:column;
  background:var(--bg-panel);border:1px solid var(--glass-brd);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.rl-news-card:hover{border-color:rgba(47,227,200,.4);transform:translateY(-3px);}
.rl-news-card__cover{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:
    radial-gradient(120px 60px at 70% 30%,rgba(47,227,200,.16),transparent 70%),
    repeating-linear-gradient(135deg,rgba(140,175,235,.06) 0 2px,transparent 2px 9px),
    #0C1526;
}
.rl-news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.rl-news-card:hover .rl-news-card__cover img{transform:scale(1.03);}
.rl-news-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.rl-news-card__body h3{
  font-size:17px;line-height:1.5;margin:10px 0 8px;color:var(--ink-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rl-news-card__body p{
  font-size:14px;line-height:1.8;color:var(--ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.rl-news-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-3);}
.rl-news-card__foot i{color:var(--brand);font-size:12px;}
.rl-empty{
  width:100%;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:var(--radius-card);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  text-align:center;padding:32px 24px;
}
.rl-empty i{font-size:26px;color:var(--brand);}
.rl-empty p{color:var(--ink-2);font-size:15px;max-width:420px;}
/* ============ 13. FAQ ============ */
.rl-faq{max-width:860px;margin:0 auto;}
.rl-acc{display:flex;flex-direction:column;gap:12px;}
.rl-acc__item{
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:14px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  overflow:hidden;position:relative;transition:border-color .2s var(--ease);
}
.rl-acc__item.is-open{border-color:rgba(47,227,200,.42);}
.rl-acc__item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--brand);opacity:0;transition:opacity .22s ease;
}
.rl-acc__item.is-open::before{opacity:1;}
.rl-acc__btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;color:var(--ink-1);font-size:16px;font-weight:500;line-height:1.6;
}
.rl-acc__btn:hover{color:var(--brand);}
.rl-acc__icon{flex:0 0 auto;color:var(--brand);font-size:14px;transition:transform .22s ease;}
.rl-acc__item.is-open .rl-acc__icon{transform:rotate(180deg);}
.rl-acc__panel{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.rl-acc__panel-inner{padding:0 22px 20px;color:var(--ink-2);font-size:15px;line-height:1.85;}
/* ============ 14. CTA 条 ============ */
.rl-cta{
  position:relative;overflow:hidden;
  background:var(--bg-panel);border:1px solid var(--glass-brd);border-radius:var(--radius-panel);
  padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:var(--sp-5);
  box-shadow:var(--shadow-card);
}
.rl-cta::before{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;pointer-events:none;
  background:radial-gradient(circle,rgba(47,227,200,.12),transparent 66%);
}
.rl-cta__text{position:relative;z-index:2;}
.rl-cta__text h2{font-size:clamp(22px,2.6vw,28px);margin-bottom:10px;}
.rl-cta__text p{color:var(--ink-2);font-size:15px;max-width:560px;}
.rl-cta__actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}
/* ============ 15. 页脚 ============ */
.rl-footer{background:var(--bg-void);border-top:1px solid rgba(140,175,235,.12);padding-top:64px;position:relative;margin-top:var(--sp-8);}
.rl-footer__orbit{position:absolute;left:0;right:0;top:-1px;height:1px;}
.rl-footer__orbit::before{
  content:"";position:absolute;left:50%;top:-4px;transform:translateX(-50%) rotate(45deg);
  width:8px;height:8px;background:var(--brand);border-radius:2px;box-shadow:0 0 12px rgba(47,227,200,.8);
}
.rl-footer__orbit::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(47,227,200,.5),transparent);
}
.rl-footer__cols{display:flex;flex-wrap:wrap;gap:var(--sp-5);padding-bottom:48px;}
.rl-footer__brand{flex:1 1 300px;min-width:260px;}
.rl-footer__brand p{margin-top:16px;font-size:14px;line-height:1.85;color:var(--ink-3);max-width:340px;}
.rl-footer__col{flex:1 1 160px;min-width:150px;}
.rl-footer__col h4{font-size:14px;letter-spacing:.06em;color:var(--ink-1);margin-bottom:16px;}
.rl-footer__col li{margin-bottom:10px;}
.rl-footer__col a{color:var(--ink-2);font-size:14px;}
.rl-footer__col a:hover{color:var(--brand);}
.rl-footer__bar{
  border-top:1px solid rgba(140,175,235,.12);
  padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--ink-3);
}
.rl-footer__bar a{color:var(--ink-3);}
.rl-footer__bar a:hover{color:var(--brand);}
/* ============ 16. 移动抽屉 ============ */
.rl-drawer{
  position:fixed;inset:0;z-index:200;display:none;
  background:rgba(6,10,20,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.rl-drawer.is-open{display:block;}
.rl-drawer__panel{
  position:absolute;right:0;top:0;bottom:0;width:min(86vw,340px);
  background:var(--bg-deep);border-left:1px solid var(--glass-brd);
  padding:20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.rl-drawer__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.rl-drawer__close{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;border:1px solid var(--glass-brd);color:var(--ink-1);background:var(--glass);}
.rl-drawer__group{font-size:12.5px;letter-spacing:.1em;color:var(--ink-3);margin:14px 4px 8px;}
.rl-drawer a.rl-drawer__link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:12px;color:var(--ink-2);font-size:15px;
  border:1px solid transparent;
}
.rl-drawer a.rl-drawer__link:hover{background:var(--glass);border-color:var(--glass-brd);color:var(--ink-1);}
.rl-drawer a.rl-drawer__link.is-active{color:var(--brand);background:rgba(47,227,200,.08);border-color:rgba(47,227,200,.24);}
.rl-drawer__bottom{margin-top:auto;padding-top:24px;}
/* ============ 17. 动效 / 可访问 ============ */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.is-visible{opacity:1;transform:none;transition:opacity .32s var(--ease),transform .32s var(--ease);}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}
/* ============ 18. 响应式 ============ */
@media (min-width:1400px){
  .rl-container{max-width:1320px;}
}
@media (max-width:1199px){
  .rl-nav{display:none;}
  .rl-burger{display:grid;}
  .rl-search input{width:150px;}
}
@media (max-width:991px){
  .rl-section{padding-top:72px;padding-bottom:72px;}
  .rl-hero{padding-top:56px;padding-bottom:64px;}
  .rl-hero__visual{min-height:300px;margin-top:8px;}
  .rl-hero__actions{margin-bottom:40px;}
  .rl-plan--best{transform:none;}
  .rl-plan--best:hover{transform:translateY(-3px);}
  .rl-compare__track{overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:14px;margin:0 -24px;padding-left:24px;padding-right:24px;}
  .rl-plan{flex:0 0 76%;scroll-snap-align:start;}
  .rl-cta{flex-direction:column;align-items:flex-start;padding:30px 26px;}
  .rl-footer{padding-top:48px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .rl-container{padding-left:18px;padding-right:18px;}
  .rl-header__inner{height:60px;gap:10px;}
  .rl-search{display:none;}
  .rl-header__actions .rl-btn--ghost{display:none;}
  .rl-header__actions .rl-btn--primary{min-height:40px;padding:9px 16px;font-size:14px;}
  .rl-section{padding-top:56px;padding-bottom:56px;}
  .rl-hero{padding-top:40px;padding-bottom:56px;}
  .rl-hero h1{max-width:none;}
  .rl-stats{gap:24px;}
  .rl-news-card{flex:1 1 100%;}
  .rl-vault__item--lg,.rl-vault__item--sm{flex:1 1 100%;min-height:260px;}
  .rl-cta__actions{width:100%;}
  .rl-cta__actions .rl-btn{width:100%;}
  .rl-ladder{padding-left:28px;}
  .rl-ladder__dot{left:-25px;}
  .rl-footer__cols{gap:32px;}
}
@media (max-width:575px){
  h1{font-size:30px;}
  .rl-plan{flex:0 0 86%;}
  .rl-compare__track{margin:0 -18px;padding-left:18px;padding-right:18px;}
  .rl-stats{gap:18px;}
  .rl-stat__num{font-size:22px;}
  .rl-acc__btn{padding:16px 16px;font-size:15px;}
  .rl-acc__panel-inner{padding:0 16px 18px;}
  .rl-footer__bar{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
/* ============================================================
   1. 设计变量
   ============================================================ */
:root{
  --bg-void:#060A14;
  --bg-deep:#0A1020;
  --bg-panel:#111A2E;
  --bg-panel-2:#0E1728;
  --glass:rgba(19,28,48,.62);
  --glass-brd:rgba(140,175,235,.16);
  --glass-brd-strong:rgba(140,175,235,.28);
  --ink-1:#E9F0FF;
  --ink-2:#A8B8D6;
  --ink-3:#6E7F9E;
  --brand:#2FE3C8;
  --brand-deep:#14A99A;
  --action:#FFA24B;
  --violet:#7C6BFF;
  --ok:#35D08A;
  --warn:#FF6B6B;

  --r-card:18px;
  --r-panel:22px;
  --r-btn:12px;
  --r-input:12px;
  --r-pill:999px;

  --sp-8:8px;
  --sp-12:12px;
  --sp-16:16px;
  --sp-24:24px;
  --sp-32:32px;
  --sp-48:48px;
  --sp-64:64px;
  --sp-96:96px;
  --sp-120:120px;

  --maxw:1240px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset, 0 18px 40px -18px rgba(0,0,0,.8);
  --shadow-soft:0 1px 0 rgba(255,255,255,.03) inset, 0 12px 28px -16px rgba(0,0,0,.75);
  --glow-brand:0 0 0 1px rgba(47,227,200,.45), 0 10px 30px -6px rgba(47,227,200,.35);
  --glow-action:0 0 0 1px rgba(255,162,75,.45), 0 12px 32px -8px rgba(255,162,75,.35);
  --tr:180ms cubic-bezier(.22,.61,.36,1);
  --tr-slow:320ms cubic-bezier(.22,.61,.36,1);
  --font-cn:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  --font-num:'Barlow','Inter','PingFang SC',system-ui,sans-serif;
}

/* ============================================================
   2. Reset / Base
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg-void);
  color:var(--ink-2);
  font-family:var(--font-cn);
  font-size:16px;
  font-weight:400;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:radial-gradient(rgba(233,240,255,.5) .6px, transparent .6px);
  background-size:4px 4px;
  opacity:.035;
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,ul,ol,dl,dd{margin:0;}
h1,h2,h3,h4{color:var(--ink-1);font-weight:700;letter-spacing:0;}
h1{font-size:clamp(30px,5vw,48px);line-height:1.15;}
h2{font-size:clamp(26px,3vw,34px);line-height:1.25;}
h3{font-size:22px;line-height:1.4;}
h4{font-size:18px;line-height:1.5;}
ul,ol{padding-left:1.2em;}
li{line-height:1.75;}
a{color:var(--brand);text-decoration:none;transition:color var(--tr),opacity var(--tr);}
a:hover{color:#7DF3E1;}
img{max-width:100%;display:block;border:0;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
svg{display:block;}
strong{color:var(--ink-1);font-weight:700;}
::selection{background:rgba(47,227,200,.26);color:#fff;}

/* 焦点可访问性 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:3px;
  border-radius:6px;
}

/* ============================================================
   3. 容器 / 通用排版
   ============================================================ */
.rl-container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}
.rl-section{
  padding-top:var(--sp-96);
  padding-bottom:var(--sp-96);
  position:relative;
}
.rl-section--tight{padding-top:var(--sp-64);padding-bottom:var(--sp-64);}
.rl-section__head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--sp-24);
  margin-bottom:var(--sp-32);
  flex-wrap:wrap;
}
.rl-section__title{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:clamp(22px,2.4vw,28px);
  color:var(--ink-1);
}
.rl-section__title::before{
  content:"";
  width:4px;
  height:22px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--violet));
}
.rl-section__more{
  font-size:14px;
  color:var(--ink-2);
  border-bottom:1px solid rgba(47,227,200,.4);
  padding-bottom:2px;
  text-underline-offset:4px;
}
.rl-section__more:hover{color:var(--brand);}
.rl-lead{
  max-width:680px;
  color:var(--ink-2);
  font-size:16px;
  line-height:1.85;
}
.rl-divider{
  height:1px;
  width:100%;
  background:linear-gradient(90deg,transparent,var(--glass-brd) 12%,var(--glass-brd) 88%,transparent);
  border:0;
  margin:var(--sp-48) 0;
}
.rl-nums{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ============================================================
   4. 按钮系统
   ============================================================ */
.rl-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  line-height:1.2;
  letter-spacing:.02em;
  cursor:pointer;
  transition:transform var(--tr),background-color var(--tr),color var(--tr),border-color var(--tr),box-shadow var(--tr);
  white-space:nowrap;
  border:1px solid transparent;
}
.rl-btn:hover{transform:translateY(-2px);}
.rl-btn:active{transform:translateY(0);}
.rl-btn--primary{
  background:linear-gradient(180deg,#FFB466,var(--action));
  color:#231502;
  font-weight:700;
  box-shadow:var(--glow-action);
}
.rl-btn--primary:hover{
  background:linear-gradient(180deg,#FFC182,#FFAE5F);
  color:#231502;
  box-shadow:0 0 0 1px rgba(255,162,75,.55),0 14px 34px -8px rgba(255,162,75,.5);
}
.rl-btn--secondary{
  background:transparent;
  color:var(--brand);
  border:1px solid rgba(47,227,200,.55);
}
.rl-btn--secondary:hover{
  background:rgba(47,227,200,.08);
  border-color:var(--brand);
  color:#8AF6E6;
}
.rl-btn--text{
  background:none;
  border:0;
  padding:8px 0;
  min-height:36px;
  color:var(--ink-2);
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-color:rgba(168,184,214,.45);
}
.rl-btn--text:hover{color:var(--brand);text-decoration-color:var(--brand);}
.rl-btn--ghostnav{
  background:none;
  border:0;
  color:var(--ink-2);
  padding:8px 12px;
  min-height:40px;
  font-weight:500;
}
.rl-btn--ghostnav:hover{color:var(--ink-1);}
.rl-btn--sm{min-height:40px;padding:9px 18px;font-size:14px;}
.rl-btn--block{width:100%;}

/* ============================================================
   5. 徽章 / 标签
   ============================================================ */
.rl-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  letter-spacing:.04em;
  line-height:1.4;
  background:rgba(255,255,255,.05);
  color:var(--ink-2);
  border:1px solid transparent;
  white-space:nowrap;
}
.rl-chip--brand{
  color:var(--brand);
  background:rgba(47,227,200,.12);
  border-color:rgba(47,227,200,.22);
}
.rl-chip--action{
  color:#2A1802;
  background:linear-gradient(120deg,var(--action),#FFC46B);
  font-weight:700;
}
.rl-chip--violet{
  color:#C6BFFF;
  background:rgba(124,107,255,.14);
  border-color:rgba(124,107,255,.28);
}
.rl-chip--quiet{color:var(--ink-3);background:rgba(255,255,255,.035);}

/* ============================================================
   6. 顶部导航
   ============================================================ */
.rl-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,16,32,.55);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background-color var(--tr),border-color var(--tr),box-shadow var(--tr);
}
.rl-header.is-scrolled{
  background:rgba(10,16,32,.92);
  border-bottom-color:var(--glass-brd);
  box-shadow:0 12px 30px -22px rgba(0,0,0,.9);
}
.rl-header__inner{
  display:flex;
  align-items:center;
  gap:var(--sp-24);
  height:68px;
}
.rl-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--ink-1);
}
.rl-logo:hover{color:var(--ink-1);}
.rl-logo__mark{width:30px;height:30px;flex-shrink:0;}
.rl-logo__text{display:flex;flex-direction:column;line-height:1.1;}
.rl-logo__main{font-size:16px;font-weight:700;color:var(--ink-1);letter-spacing:.04em;}
.rl-logo__sub{font-size:10.5px;font-weight:500;color:var(--ink-3);letter-spacing:.22em;}
.rl-nav{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1 1 auto;
  min-width:0;
}
.rl-nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:68px;
  padding:0 14px;
  font-size:14.5px;
  font-weight:500;
  color:var(--ink-2);
  border-bottom:2px solid transparent;
  transition:color var(--tr),border-color var(--tr);
  white-space:nowrap;
}
.rl-nav a:hover{color:var(--ink-1);border-bottom-color:transparent;}
.rl-nav a.is-active{color:var(--ink-1);border-bottom-color:var(--brand);}
.rl-header__actions{
  display:flex;
  align-items:center;
  gap:var(--sp-12);
  flex-shrink:0;
}
.rl-search{
  display:flex;
  align-items:center;
  gap:8px;
  width:200px;
  height:40px;
  padding:0 12px;
  border-radius:var(--r-input);
  background:var(--glass);
  border:1px solid var(--glass-brd);
  transition:border-color var(--tr),box-shadow var(--tr),background-color var(--tr);
}
.rl-search i{color:var(--ink-3);font-size:13px;}
.rl-search input{
  width:100%;
  border:0;
  background:none;
  color:var(--ink-1);
  font-size:13.5px;
  line-height:1.4;
  padding:0;
  outline:none;
}
.rl-search input::placeholder{color:var(--ink-3);}
.rl-search:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
  background:rgba(19,28,48,.85);
}
.rl-burger{
  display:none;
  width:44px;
  height:44px;
  border-radius:var(--r-btn);
  border:1px solid var(--glass-brd);
  color:var(--ink-1);
  align-items:center;
  justify-content:center;
  font-size:16px;
}

/* ============================================================
   7. 移动抽屉
   ============================================================ */
.rl-drawer{
  position:fixed;
  inset:0;
  z-index:80;
  display:none;
}
.rl-drawer.is-open{display:block;}
.rl-drawer__mask{
  position:absolute;
  inset:0;
  background:rgba(4,7,14,.72);
  backdrop-filter:blur(2px);
}
.rl-drawer__panel{
  position:absolute;
  top:0;
  right:0;
  width:min(88vw,340px);
  height:100%;
  background:var(--bg-deep);
  border-left:1px solid var(--glass-brd);
  padding:20px 20px 96px;
  overflow-y:auto;
  animation:rlSlideIn 260ms cubic-bezier(.22,.61,.36,1);
}
@keyframes rlSlideIn{from{transform:translateX(24px);opacity:.4;}to{transform:translateX(0);opacity:1;}}
.rl-drawer__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:var(--sp-24);
}
.rl-drawer__close{
  width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--glass-brd);
  color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;
}
.rl-drawer__group-title{
  font-size:12.5px;letter-spacing:.08em;color:var(--ink-3);
  margin:var(--sp-24) 0 var(--sp-12);
  text-transform:uppercase;
}
.rl-drawer__links{display:flex;flex-direction:column;}
.rl-drawer__links a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;
  padding:0 4px;
  color:var(--ink-2);
  font-size:15px;
  border-bottom:1px solid rgba(140,175,235,.10);
}
.rl-drawer__links a:hover{color:var(--brand);}
.rl-drawer__links a i{font-size:12px;color:var(--ink-3);}
.rl-drawer__cta{
  position:absolute;
  left:20px;right:20px;bottom:20px;
}

/* ============================================================
   8. 面包屑
   ============================================================ */
.rl-crumbs{
  padding-top:var(--sp-32);
  padding-bottom:var(--sp-16);
  position:relative;
  z-index:1;
}
.rl-crumbs__list{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
  font-size:13px;
  color:var(--ink-3);
}
.rl-crumbs__list a{color:var(--ink-3);}
.rl-crumbs__list a:hover{color:var(--brand);}
.rl-crumbs__sep{color:rgba(110,127,158,.6);font-size:11px;}
.rl-crumbs__now{color:var(--ink-2);}

/* ============================================================
   9. 文章头
   ============================================================ */
.rl-article-head{
  padding-bottom:var(--sp-32);
  position:relative;
  z-index:1;
}
.rl-article-head__deco{
  position:absolute;
  top:-40px;
  right:8%;
  width:260px;
  height:120px;
  pointer-events:none;
  opacity:.18;
}
.rl-article-head h1{
  max-width:900px;
  margin-top:var(--sp-16);
  color:var(--ink-1);
  font-size:clamp(26px,4vw,42px);
  line-height:1.22;
}
.rl-article-head__meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-top:var(--sp-24);
  font-size:13.5px;
  color:var(--ink-3);
}
.rl-article-head__meta .dot{color:rgba(110,127,158,.55);}
.rl-article-head__meta i{font-size:12px;margin-right:5px;color:rgba(110,127,158,.8);}
.rl-article-head__lead{
  max-width:760px;
  margin-top:var(--sp-16);
  color:var(--ink-2);
  font-size:16.5px;
  line-height:1.85;
}

/* ============================================================
   10. 阅读区布局
   ============================================================ */
.rl-read-wrap{
  padding-bottom:var(--sp-96);
  position:relative;
  z-index:1;
}
.rl-read-grid{
  display:grid;
  grid-template-columns:minmax(0,760px) 320px;
  gap:var(--sp-48);
  justify-content:space-between;
  align-items:start;
}
.rl-panel{
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  box-shadow:var(--shadow-card);
}
.rl-read-main{min-width:0;}
.rl-cover{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--glass-brd);
  background:var(--bg-panel-2);
  aspect-ratio:16/9;
  margin-bottom:var(--sp-16);
}
.rl-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(105%) brightness(.95);
}
.rl-cover::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.05) 30%,rgba(6,10,20,.72) 100%);
  pointer-events:none;
}
.rl-figcap{
  font-size:12.5px;
  color:var(--ink-3);
  line-height:1.6;
  margin-bottom:var(--sp-32);
}

/* ============================================================
   11. CMS 正文排版
   ============================================================ */
.rl-article-body{
  max-width:760px;
  color:var(--ink-2);
  font-size:16.5px;
  line-height:1.9;
}
.rl-article-body > *{margin-top:0;}
.rl-article-body p{margin:0 0 1em;}
.rl-article-body h2{
  font-size:24px;
  line-height:1.35;
  color:var(--ink-1);
  margin:2em 0 .7em;
  padding-left:14px;
  position:relative;
}
.rl-article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.22em;
  width:3px;height:1em;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--violet));
}
.rl-article-body h3{
  font-size:19px;
  line-height:1.5;
  color:var(--ink-1);
  margin:1.7em 0 .6em;
}
.rl-article-body h4{
  font-size:17px;
  color:var(--ink-1);
  margin:1.4em 0 .5em;
}
.rl-article-body ul,
.rl-article-body ol{
  margin:0 0 1.1em;
  padding-left:1.35em;
}
.rl-article-body ul{list-style:none;padding-left:1.2em;}
.rl-article-body ul > li{position:relative;padding-left:6px;}
.rl-article-body ul > li::before{
  content:"";
  position:absolute;
  left:-1.05em;
  top:.72em;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--brand);
  opacity:.85;
}
.rl-article-body ol > li{margin-bottom:.4em;}
.rl-article-body ol > li::marker{color:var(--brand);font-weight:700;}
.rl-article-body li > ul{margin-top:.4em;}
.rl-article-body strong{color:var(--ink-1);}
.rl-article-body a{
  color:var(--brand);
  border-bottom:1px solid rgba(47,227,200,.35);
}
.rl-article-body a:hover{border-bottom-color:var(--brand);}
.rl-article-body blockquote{
  margin:1.6em 0;
  padding:18px 22px;
  border-left:3px solid var(--brand);
  background:var(--glass);
  border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--ink-2);
  backdrop-filter:blur(12px) saturate(120%);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
}
.rl-article-body blockquote p:last-child{margin-bottom:0;}
.rl-article-body img{
  width:100%;
  height:auto;
  border-radius:var(--r-card);
  border:1px solid var(--glass-brd);
  margin:1.4em 0 .6em;
}
.rl-article-body figure{margin:1.4em 0;}
.rl-article-body figure img{margin:0 0 .5em;}
.rl-article-body figcaption{font-size:12.5px;color:var(--ink-3);line-height:1.6;}
.rl-article-body table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  margin:1.5em 0;
  font-size:14.5px;
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  overflow:hidden;
}
.rl-article-body caption{
  position:absolute;
  width:1px;height:1px;
  overflow:hidden;clip:rect(0 0 0 0);
  white-space:nowrap;
}
.rl-article-body thead th{
  background:rgba(47,227,200,.08);
  color:var(--ink-1);
  font-weight:700;
  text-align:left;
  padding:12px 16px;
  border-bottom:1px solid var(--glass-brd);
}
.rl-article-body tbody td{
  padding:12px 16px;
  border-bottom:1px solid rgba(140,175,235,.10);
  color:var(--ink-2);
}
.rl-article-body tbody tr:nth-child(even) td{background:rgba(255,255,255,.03);}
.rl-article-body tbody tr:last-child td{border-bottom:0;}
.rl-article-body hr{
  height:1px;border:0;
  background:linear-gradient(90deg,transparent,var(--glass-brd),transparent);
  margin:2.2em 0;
}
.rl-breathe{
  display:flex;
  align-items:center;
  gap:12px;
  margin:2.2em 0;
  padding:14px 18px;
  border-radius:var(--r-card);
  background:rgba(47,227,200,.05);
  border:1px solid rgba(47,227,200,.14);
  font-size:14px;
  color:var(--ink-2);
}
.rl-breathe i{color:var(--brand);font-size:14px;}

/* 空态 */
.rl-empty{
  min-height:280px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:var(--sp-16);
  text-align:center;
  padding:var(--sp-48) var(--sp-24);
  background:var(--glass);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
}
.rl-empty__icon{
  width:56px;height:56px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(47,227,200,.10);
  border:1px solid rgba(47,227,200,.24);
  color:var(--brand);
  font-size:20px;
}
.rl-empty h3{color:var(--ink-1);font-size:20px;}
.rl-empty p{color:var(--ink-3);font-size:14.5px;max-width:420px;line-height:1.8;}

/* ============================================================
   12. 文章页脚（上下页）
   ============================================================ */
.rl-pager{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:var(--sp-16);
  margin-top:var(--sp-32);
}
.rl-pager__item{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:20px 22px;
  border-radius:var(--r-card);
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-soft);
  transition:border-color var(--tr),transform var(--tr),background-color var(--tr);
}
.rl-pager__item:hover{
  border-color:rgba(47,227,200,.4);
  transform:translateY(-3px);
  background:var(--bg-panel-2);
}
.rl-pager__label{
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--ink-3);
  display:flex;
  align-items:center;
  gap:8px;
}
.rl-pager__title{color:var(--ink-1);font-size:15px;line-height:1.5;font-weight:500;}
.rl-pager__item--next{text-align:right;align-items:flex-end;}

/* ============================================================
   13. 侧栏
   ============================================================ */
.rl-side{display:flex;flex-direction:column;gap:var(--sp-24);position:sticky;top:92px;}
.rl-side__card{
  padding:20px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-soft);
}
.rl-side__title{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--ink-1);
  letter-spacing:.04em;
  margin-bottom:var(--sp-16);
}
.rl-side__title i{color:var(--brand);font-size:13px;}
.rl-tips{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;}
.rl-tips li{
  display:flex;
  gap:10px;
  font-size:13.5px;
  line-height:1.7;
  color:var(--ink-2);
}
.rl-tips li i{color:var(--brand);font-size:12px;margin-top:5px;flex-shrink:0;}
.rl-mini{
  display:flex;
  gap:12px;
  padding:12px 0;
  border-bottom:1px solid rgba(140,175,235,.10);
}
.rl-mini:last-child{border-bottom:0;padding-bottom:0;}
.rl-mini:first-of-type{padding-top:0;}
.rl-mini__thumb{
  width:64px;height:64px;
  flex-shrink:0;
  border-radius:12px;
  overflow:hidden;
  border:1px solid var(--glass-brd);
  background:var(--bg-panel-2);
}
.rl-mini__thumb img{width:100%;height:100%;object-fit:cover;}
.rl-mini__body{min-width:0;display:flex;flex-direction:column;gap:4px;}
.rl-mini__title{
  font-size:13.5px;
  line-height:1.55;
  color:var(--ink-1);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rl-mini:hover .rl-mini__title{color:var(--brand);}
.rl-mini__meta{font-size:12px;color:var(--ink-3);}
.rl-backtop{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  width:100%;
  min-height:44px;
  border-radius:var(--r-btn);
  border:1px solid rgba(47,227,200,.35);
  color:var(--brand);
  font-size:14px;
  transition:background-color var(--tr),border-color var(--tr),transform var(--tr);
}
.rl-backtop:hover{background:rgba(47,227,200,.08);border-color:var(--brand);transform:translateY(-2px);}

/* ============================================================
   14. 相关推荐卡片
   ============================================================ */
.rl-card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:var(--sp-24);
}
.rl-card{
  display:flex;
  flex-direction:column;
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  transition:border-color var(--tr),transform var(--tr),box-shadow var(--tr);
  height:100%;
}
.rl-card:hover{
  border-color:rgba(47,227,200,.4);
  transform:translateY(-3px);
  box-shadow:var(--shadow-card);
}
.rl-card__media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:linear-gradient(135deg,#0D1830,#131F37);
}
.rl-card__media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform var(--tr);
}
.rl-card:hover .rl-card__media img{transform:scale(1.03);}
.rl-card__media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,0) 45%,rgba(6,10,20,.65) 100%);
}
.rl-card__chip{
  position:absolute;
  left:12px;top:12px;
  z-index:2;
}
.rl-card__body{
  padding:18px 20px 20px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.rl-card__title{
  font-size:16.5px;
  font-weight:700;
  color:var(--ink-1);
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rl-card:hover .rl-card__title{color:var(--brand);}
.rl-card__desc{
  font-size:14px;
  color:var(--ink-3);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rl-card__foot{
  margin-top:auto;
  padding-top:12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--ink-3);
  border-top:1px solid rgba(140,175,235,.10);
}
.rl-card__foot i{color:var(--brand);font-size:12px;}

/* ============================================================
   15. 全宽 CTA 条
   ============================================================ */
.rl-cta{
  position:relative;
  overflow:hidden;
  background:var(--bg-panel);
  border-top:1px solid var(--glass-brd);
  border-bottom:1px solid var(--glass-brd);
}
.rl-cta::before{
  content:"";
  position:absolute;
  right:-10%;
  top:-60%;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,200,.12),transparent 68%);
  pointer-events:none;
}
.rl-cta__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-32);
  padding:var(--sp-48) 0;
  position:relative;
  z-index:1;
}
.rl-cta__text h2{font-size:clamp(22px,2.6vw,30px);color:var(--ink-1);}
.rl-cta__text p{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:620px;line-height:1.8;}
.rl-cta__actions{display:flex;gap:var(--sp-12);flex-wrap:wrap;flex-shrink:0;}

/* ============================================================
   16. 页脚
   ============================================================ */
.rl-footer{
  position:relative;
  background:linear-gradient(180deg,var(--bg-deep),var(--bg-void));
  border-top:1px solid var(--glass-brd);
  padding-top:var(--sp-64);
  overflow:hidden;
}
.rl-footer__orbit{
  position:absolute;
  top:-1px;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,200,.55) 20%,rgba(124,107,255,.45) 50%,rgba(47,227,200,.55) 80%,transparent);
}
.rl-footer__orbit::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  width:9px;height:9px;
  transform:translate(-50%,-50%) rotate(45deg);
  background:var(--bg-deep);
  border:1px solid rgba(47,227,200,.7);
}
.rl-footer__cols{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:var(--sp-48);
  padding-bottom:var(--sp-48);
  position:relative;
  z-index:1;
}
.rl-footer__brand p{
  margin-top:var(--sp-16);
  font-size:14px;
  color:var(--ink-3);
  line-height:1.85;
  max-width:340px;
}
.rl-footer__col h4{
  font-size:14px;
  color:var(--ink-1);
  letter-spacing:.05em;
  margin-bottom:var(--sp-16);
  font-weight:700;
}
.rl-footer__col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.rl-footer__col li{font-size:13.5px;color:var(--ink-3);line-height:1.7;}
.rl-footer__col a{color:var(--ink-3);font-size:13.5px;}
.rl-footer__col a:hover{color:var(--brand);}
.rl-footer__bar{
  border-top:1px solid rgba(140,175,235,.12);
  padding:20px 0 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-16);
  flex-wrap:wrap;
  font-size:12.5px;
  color:var(--ink-3);
  position:relative;
  z-index:1;
}
.rl-footer__bar span{line-height:1.7;}
.rl-footer__bar .rl-dot{color:rgba(110,127,158,.5);margin:0 8px;}

/* ============================================================
   17. 动画 / 工具类
   ============================================================ */
.rl-rise{animation:rlRise 320ms cubic-bezier(.22,.61,.36,1) both;}
@keyframes rlRise{from{opacity:0;transform:translateY(12px);}to{opacity:1;transform:translateY(0);}}
.rl-sr{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);
  white-space:nowrap;border:0;
}

/* 覆盖 Foundation 默认外观残留 */
body,.rl-container,.rl-header,.rl-footer{font-family:var(--font-cn);}
button.rl-btn{appearance:none;-webkit-appearance:none;}
input[type="search"]::-webkit-search-cancel-button{-webkit-appearance:none;}
.rl-search input{box-shadow:none;}

/* ============================================================
   18. 响应式
   ============================================================ */
@media screen and (min-width:1400px){
  :root{--maxw:1320px;}
}
@media screen and (max-width:1199px){
  .rl-nav a{padding:0 10px;font-size:14px;}
  .rl-search{width:170px;}
  .rl-read-grid{grid-template-columns:minmax(0,1fr) 300px;gap:var(--sp-32);}
  .rl-footer__cols{grid-template-columns:1.4fr 1fr 1fr;gap:var(--sp-32);}
  .rl-footer__col:last-child{grid-column:1 / -1;}
}
@media screen and (max-width:991px){
  .rl-section{padding-top:72px;padding-bottom:72px;}
  .rl-nav{display:none;}
  .rl-search{display:none;}
  .rl-burger{display:inline-flex;}
  .rl-header__actions .rl-btn--ghostnav{display:none;}
  .rl-read-grid{grid-template-columns:minmax(0,1fr);}
  .rl-side{position:static;top:auto;flex-direction:row;flex-wrap:wrap;}
  .rl-side__card{flex:1 1 260px;}
  .rl-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rl-cta__inner{flex-direction:column;align-items:flex-start;padding:var(--sp-32) 0;}
  .rl-footer__cols{grid-template-columns:1fr 1fr;}
  .rl-footer__brand{grid-column:1 / -1;}
  .rl-article-head__deco{display:none;}
}
@media screen and (max-width:767px){
  .rl-header__inner{height:60px;gap:12px;}
  .rl-logo__main{font-size:15px;}
  .rl-logo__sub{font-size:9.5px;letter-spacing:.18em;}
  .rl-header__actions .rl-btn--primary{display:none;}
  .rl-container{padding-left:18px;padding-right:18px;}
  .rl-section{padding-top:56px;padding-bottom:56px;}
  .rl-crumbs{padding-top:20px;}
  .rl-article-head h1{font-size:clamp(24px,6.4vw,32px);}
  .rl-article-body{font-size:16px;line-height:1.9;}
  .rl-article-body h2{font-size:21px;}
  .rl-article-body h3{font-size:18px;}
  .rl-pager{grid-template-columns:1fr;}
  .rl-pager__item--next{text-align:left;align-items:flex-start;}
  .rl-card-grid{grid-template-columns:1fr;}
  .rl-cta__actions{width:100%;}
  .rl-cta__actions .rl-btn{width:100%;}
  .rl-footer__cols{grid-template-columns:1fr;gap:var(--sp-32);}
  .rl-footer__bar{flex-direction:column;align-items:flex-start;gap:8px;}
  .rl-side__card{flex:1 1 100%;}
  .rl-article-body table{font-size:13.5px;}
  .rl-article-body thead th,.rl-article-body tbody td{padding:10px 12px;}
}
@media screen and (max-width:575px){
  .rl-btn{width:100%;}
  .rl-burger{width:44px;}
  .rl-article-head__meta{font-size:12.5px;gap:8px;}
  .rl-section__head{flex-direction:column;align-items:flex-start;gap:12px;}
  .rl-cover{border-radius:14px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category1 */
/* =========================================================
   1. 设计变量
   ========================================================= */
:root{
  --bg-void:#060A14;
  --bg-deep:#0A1020;
  --bg-panel:#111A2E;
  --glass:rgba(19,28,48,.62);
  --glass-brd:rgba(140,175,235,.16);
  --ink-1:#E9F0FF;
  --ink-2:#A8B8D6;
  --ink-3:#6E7F9E;
  --brand:#2FE3C8;
  --brand-deep:#14A99A;
  --action:#FFA24B;
  --violet:#7C6BFF;
  --ok:#35D08A;
  --warn:#FF6B6B;

  --radius-card:18px;
  --radius-panel:22px;
  --radius-btn:12px;
  --radius-input:12px;
  --radius-badge:999px;

  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset,0 18px 40px -18px rgba(0,0,0,.8);
  --shadow-float:0 1px 0 rgba(255,255,255,.05) inset,0 26px 60px -24px rgba(0,0,0,.85);

  --sp-8:8px;
  --sp-12:12px;
  --sp-16:16px;
  --sp-24:24px;
  --sp-32:32px;
  --sp-48:48px;
  --sp-64:64px;
  --sp-96:96px;
  --sp-120:120px;

  --nav-h:68px;
  --font-cn:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-num:'Barlow','Inter',system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* =========================================================
   2. Reset / base
   ========================================================= */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  background:var(--bg-void);
  scroll-behavior:smooth;
}
body{
  margin:0;
  padding:0;
  background:var(--bg-deep);
  color:var(--ink-2);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    radial-gradient(circle at 18% 10%,rgba(47,227,200,.055),transparent 46%),
    radial-gradient(circle at 84% 2%,rgba(124,107,255,.05),transparent 42%);
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;background:transparent}
img{max-width:100%;display:block;border:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
svg{display:block}
::selection{background:rgba(47,227,200,.24);color:var(--ink-1)}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px}

/* 覆盖 Foundation 默认外观 */
body,.button,input,select,textarea,.accordion-title,.off-canvas{font-family:var(--font-cn)}
a{color:inherit}
a:hover{color:var(--brand)}
.grid-x{margin-left:0;margin-right:0}
.off-canvas-wrapper{overflow-x:hidden}
.off-canvas-content{box-shadow:none}
.accordion{border:0;background:transparent}

/* =========================================================
   3. 工具类
   ========================================================= */
.rl-container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
.rl-section{padding:var(--sp-96) 0;position:relative}
.rl-section--tight{padding:var(--sp-64) 0}
.rl-section--panel{background:var(--bg-panel);border-top:1px solid var(--glass-brd);border-bottom:1px solid var(--glass-brd)}
.rl-section--deep{background:var(--bg-void)}

.rl-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--brand);
  background:rgba(47,227,200,.1);
  border:1px solid rgba(47,227,200,.28);
  border-radius:var(--radius-badge);
  padding:5px 14px;
  line-height:1.6;
  margin-bottom:18px;
}
.rl-eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}

.rl-sec-head{margin-bottom:var(--sp-32);max-width:720px}
.rl-sec-head h2{
  font-size:clamp(26px,3vw,34px);
  line-height:1.25;
  font-weight:700;
  color:var(--ink-1);
  letter-spacing:.01em;
}
.rl-sec-head p{margin-top:14px;color:var(--ink-2);font-size:16px;line-height:1.85}
.rl-sec-head--center{margin-left:auto;margin-right:auto;text-align:center}

.rl-divider{
  height:1px;
  border:0;
  background:linear-gradient(90deg,transparent,rgba(140,175,235,.28),transparent);
  margin:var(--sp-48) 0;
}
.rl-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* =========================================================
   4. 按钮
   ========================================================= */
.rl-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 24px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:500;
  line-height:1.4;
  letter-spacing:.01em;
  cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;
}
.rl-btn:hover{transform:translateY(-2px)}
.rl-btn:active{transform:translateY(0)}
.rl-btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}

.rl-btn--primary{
  background:var(--action);
  color:#1B1204;
  font-weight:700;
  box-shadow:0 0 0 1px rgba(255,162,75,.45),0 10px 30px -6px rgba(255,162,75,.35);
}
.rl-btn--primary:hover{
  background:#FFB267;
  color:#1B1204;
  box-shadow:0 0 0 1px rgba(255,162,75,.55),0 14px 34px -6px rgba(255,162,75,.5);
}
.rl-btn--primary:active{background:#F0913A}

.rl-btn--secondary{
  background:transparent;
  color:var(--brand);
  border-color:rgba(47,227,200,.48);
}
.rl-btn--secondary:hover{
  background:rgba(47,227,200,.08);
  border-color:var(--brand);
  color:var(--brand);
}
.rl-btn--secondary:active{background:rgba(47,227,200,.14)}

.rl-btn--ghost{
  background:transparent;
  color:var(--ink-2);
  border-color:transparent;
  padding:12px 16px;
}
.rl-btn--ghost:hover{color:var(--ink-1);background:rgba(255,255,255,.05)}
.rl-btn--ghost:active{background:rgba(255,255,255,.08)}

.rl-btn--block{width:100%}

.rl-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-size:14.5px;
  font-weight:500;
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-thickness:1px;
  transition:color .18s var(--ease),gap .18s var(--ease);
}
.rl-link::after{content:"›";font-size:16px;line-height:1;transition:transform .18s var(--ease)}
.rl-link:hover{color:#6BF0DC;gap:9px}
.rl-link:hover::after{transform:translateX(2px)}

/* =========================================================
   5. 徽章 / chip
   ========================================================= */
.rl-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--radius-badge);
  font-size:12.5px;
  letter-spacing:.04em;
  line-height:1.7;
  color:var(--brand);
  background:rgba(47,227,200,.12);
  border:1px solid rgba(47,227,200,.24);
  white-space:nowrap;
}
.rl-chip--soft{
  color:var(--ink-2);
  background:rgba(255,255,255,.05);
  border-color:var(--glass-brd);
}
.rl-chip--action{
  color:#1B1204;
  background:var(--action);
  border-color:transparent;
  font-weight:700;
}

/* =========================================================
   6. 顶部导航
   ========================================================= */
.rl-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,16,32,.56);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.rl-header.is-scrolled{
  background:rgba(10,16,32,.92);
  border-bottom-color:var(--glass-brd);
}
.rl-header__inner{
  min-height:var(--nav-h);
  display:flex;
  align-items:center;
  gap:var(--sp-24);
}

/* Logo */
.rl-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  transition:opacity .18s var(--ease);
}
.rl-logo:hover{opacity:.9}
.rl-logo__mark{width:30px;height:30px;flex:0 0 auto}
.rl-logo__text{display:flex;flex-direction:column;line-height:1.15}
.rl-logo__main{
  font-size:16px;
  font-weight:700;
  color:var(--ink-1);
  letter-spacing:.06em;
}
.rl-logo__sub{
  font-size:11px;
  font-weight:500;
  color:var(--ink-3);
  letter-spacing:.28em;
}

/* 导航链接 */
.rl-nav{
  flex:1 1 auto;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:2px;
  min-width:0;
}
.rl-nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 13px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  border-bottom:2px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
  white-space:nowrap;
}
.rl-nav a:hover{color:var(--ink-1);border-bottom-color:transparent;background:rgba(255,255,255,.04);border-radius:8px}
.rl-nav a.is-active{color:var(--ink-1);border-bottom-color:var(--brand);border-radius:0}

/* 右侧 */
.rl-header__aside{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  gap:10px;
}
.rl-search{position:relative;width:200px}
.rl-search input{
  width:100%;
  height:40px;
  padding:0 38px 0 14px;
  border-radius:var(--radius-input);
  border:1px solid var(--glass-brd);
  background:var(--glass);
  color:var(--ink-1);
  font-size:14px;
  line-height:1;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.rl-search input::placeholder{color:var(--ink-3)}
.rl-search input:focus{
  outline:none;
  background:rgba(19,28,48,.85);
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}
.rl-search__icon{
  position:absolute;
  right:12px;
  top:50%;
  transform:translateY(-50%);
  width:16px;height:16px;
  color:var(--ink-3);
  pointer-events:none;
}
.rl-search:focus-within .rl-search__icon{color:var(--brand)}

.rl-burger{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--glass-brd);
  background:var(--glass);
  color:var(--ink-1);
  transition:border-color .18s var(--ease),background .18s var(--ease);
}
.rl-burger:hover{border-color:rgba(47,227,200,.4);background:rgba(19,28,48,.9)}
.rl-burger span{
  display:block;
  width:18px;height:2px;
  background:currentColor;
  border-radius:2px;
  position:relative;
}
.rl-burger span::before,.rl-burger span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;
  background:currentColor;
  border-radius:2px;
}
.rl-burger span::before{top:-6px}
.rl-burger span::after{top:6px}

/* =========================================================
   7. 抽屉菜单
   ========================================================= */
.rl-drawer{
  width:86vw;
  max-width:340px;
  background:var(--bg-deep);
  border-left:1px solid var(--glass-brd);
  display:flex;
  flex-direction:column;
  transition:transform .32s var(--ease);
}
.rl-drawer__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:18px 20px;
  border-bottom:1px solid var(--glass-brd);
}
.rl-drawer__close{
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--glass-brd);
  color:var(--ink-2);
  font-size:22px;
  line-height:1;
  display:flex;align-items:center;justify-content:center;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.rl-drawer__close:hover{color:var(--ink-1);border-color:rgba(47,227,200,.4)}
.rl-drawer__body{flex:1 1 auto;overflow-y:auto;padding:20px}
.rl-drawer__label{
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--ink-3);
  margin-bottom:12px;
}
.rl-drawer__link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:0 14px;
  margin-bottom:6px;
  border-radius:12px;
  border:1px solid transparent;
  color:var(--ink-2);
  font-size:15.5px;
  font-weight:500;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.rl-drawer__link::after{content:"›";color:var(--ink-3);font-size:18px}
.rl-drawer__link:hover,.rl-drawer__link:focus-visible{
  background:rgba(47,227,200,.07);
  border-color:rgba(47,227,200,.24);
  color:var(--ink-1);
}
.rl-drawer__link.is-active{
  color:var(--ink-1);
  background:rgba(47,227,200,.1);
  border-color:rgba(47,227,200,.34);
}
.rl-drawer__link.is-active::after{color:var(--brand)}
.rl-drawer__foot{
  padding:16px 20px calc(16px + env(safe-area-inset-bottom));
  border-top:1px solid var(--glass-brd);
  background:rgba(17,26,46,.7);
}

/* =========================================================
   8. 页头 banner
   ========================================================= */
.rl-pagehead{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--glass-brd);
  background:var(--bg-void);
  padding:52px 0 46px;
  min-height:236px;
}
.rl-pagehead__bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center 38%;
  opacity:.5;
  filter:saturate(.85);
  transform:scale(1.02);
}
.rl-pagehead__bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(100deg,rgba(6,10,20,.96) 12%,rgba(10,16,32,.82) 52%,rgba(10,16,32,.6) 100%),
    linear-gradient(180deg,rgba(10,16,32,.2),rgba(10,16,32,.92));
}
.rl-pagehead__orbit{
  position:absolute;
  right:-80px;
  top:-120px;
  width:520px;
  height:520px;
  border:1px solid rgba(47,227,200,.18);
  border-radius:50%;
  pointer-events:none;
}
.rl-pagehead__orbit::before{
  content:"";
  position:absolute;
  inset:56px;
  border:1px solid rgba(124,107,255,.16);
  border-radius:50%;
}
.rl-pagehead .rl-container{position:relative;z-index:2}
.rl-pagehead h1{
  font-size:clamp(30px,5vw,48px);
  line-height:1.15;
  font-weight:700;
  color:var(--ink-1);
  letter-spacing:.01em;
  max-width:760px;
}
.rl-pagehead__sub{
  margin-top:16px;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-2);
  max-width:640px;
}
.rl-pagehead__tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:22px;
}

/* 面包屑 */
.rl-crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--ink-3);
  margin-bottom:18px;
}
.rl-crumb a{color:var(--ink-3);transition:color .18s var(--ease)}
.rl-crumb a:hover{color:var(--brand)}
.rl-crumb span{color:var(--ink-2)}
.rl-crumb i{font-style:normal;color:rgba(110,127,158,.7)}

/* =========================================================
   9. 主体分栏
   ========================================================= */
.rl-layout{padding-top:0}
.rl-layout__main{min-width:0}
.rl-layout__side{min-width:0}

/* =========================================================
   10. 步骤横条卡列表
   ========================================================= */
.rl-steps{border-top:1px solid var(--glass-brd)}
.rl-step{
  display:flex;
  gap:20px;
  padding:26px 0;
  border-bottom:1px solid var(--glass-brd);
  transition:background .2s var(--ease);
}
.rl-step:hover{background:rgba(47,227,200,.028)}
.rl-step__no{
  flex:0 0 auto;
  width:48px;
  height:48px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:16px;
  font-weight:700;
  color:var(--brand);
  background:rgba(47,227,200,.08);
  border:1px solid rgba(47,227,200,.24);
  letter-spacing:.02em;
}
.rl-step__body{min-width:0;flex:1 1 auto}
.rl-step__body h3{
  font-size:19px;
  line-height:1.5;
  font-weight:700;
  color:var(--ink-1);
  margin-bottom:8px;
}
.rl-step__body p{
  font-size:15px;
  line-height:1.8;
  color:var(--ink-2);
  margin-bottom:12px;
  max-width:640px;
}
.rl-step__meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-bottom:10px;
}

/* =========================================================
   11. 速览玻璃卡
   ========================================================= */
.rl-quick{
  position:sticky;
  top:calc(var(--nav-h) + 20px);
  padding:26px;
  border-radius:var(--radius-panel);
  background:var(--glass);
  border:1px solid var(--glass-brd);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-card);
}
.rl-quick h2{
  font-size:18px;
  font-weight:700;
  color:var(--ink-1);
  margin-bottom:6px;
}
.rl-quick__hint{font-size:13px;color:var(--ink-3);margin-bottom:20px}
.rl-quick__list{display:flex;flex-direction:column;gap:0;margin-bottom:22px}
.rl-quick__item{
  display:flex;
  gap:12px;
  padding:14px 0;
  border-bottom:1px solid rgba(140,175,235,.1);
}
.rl-quick__item:last-child{border-bottom:0}
.rl-quick__dot{
  flex:0 0 auto;
  width:8px;height:8px;
  margin-top:9px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.14);
}
.rl-quick__item strong{
  display:block;
  font-size:14.5px;
  font-weight:500;
  color:var(--ink-1);
  margin-bottom:4px;
}
.rl-quick__item span{font-size:13.5px;line-height:1.75;color:var(--ink-3)}
.rl-quick .rl-btn{width:100%}

/* =========================================================
   12. 终端卡片
   ========================================================= */
.rl-card{
  display:flex;
  flex-direction:column;
  height:100%;
  border-radius:var(--radius-card);
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.rl-card:hover{
  transform:translateY(-3px);
  border-color:rgba(47,227,200,.4);
  box-shadow:var(--shadow-float);
}
.rl-card__media{
  position:relative;
  aspect-ratio:16 / 10;
  overflow:hidden;
  background:linear-gradient(140deg,#101A2C,#0A1020);
}
.rl-card__media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .3s var(--ease);
}
.rl-card:hover .rl-card__media img{transform:scale(1.03)}
.rl-card__media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.05) 30%,rgba(6,10,20,.82) 100%);
  pointer-events:none;
}
.rl-card__chip{
  position:absolute;
  left:14px;
  top:14px;
  z-index:2;
}
.rl-card__body{
  padding:20px 20px 22px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.rl-card__body h3{
  font-size:18px;
  line-height:1.5;
  font-weight:700;
  color:var(--ink-1);
  margin-bottom:10px;
}
.rl-card__body p{
  font-size:14.5px;
  line-height:1.8;
  color:var(--ink-2);
  margin-bottom:16px;
}
.rl-card__foot{margin-top:auto}

/* =========================================================
   13. 登录前自查
   ========================================================= */
.rl-stat-grid{display:flex;flex-direction:column;gap:14px}
.rl-stat{
  position:relative;
  padding:20px 22px 20px 24px;
  border-radius:14px;
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-card);
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.rl-stat:hover{border-color:rgba(47,227,200,.4);transform:translateY(-2px)}
.rl-stat::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:2px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--violet));
}
.rl-stat__num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:30px;
  font-weight:700;
  line-height:1.1;
  color:var(--ink-1);
  letter-spacing:.01em;
}
.rl-stat__num em{
  font-style:normal;
  font-size:14px;
  font-weight:500;
  color:var(--ink-3);
  margin-left:6px;
}
.rl-stat__label{
  margin-top:6px;
  font-size:13.5px;
  color:var(--ink-3);
  letter-spacing:.02em;
}

.rl-checklist{
  display:grid;
  gap:2px;
  border-top:1px solid var(--glass-brd);
}
.rl-checklist li{
  display:flex;
  gap:14px;
  padding:16px 4px;
  border-bottom:1px solid var(--glass-brd);
  font-size:15px;
  line-height:1.8;
  color:var(--ink-2);
  transition:color .18s var(--ease);
}
.rl-checklist li:hover{color:var(--ink-1)}
.rl-checklist li::before{
  content:"";
  flex:0 0 auto;
  width:8px;height:8px;
  margin-top:10px;
  border-radius:2px;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.12);
}

/* =========================================================
   14. FAQ 手风琴
   ========================================================= */
.rl-faq{max-width:860px;margin:0 auto}
.rl-accordion{margin:0;border:0;background:transparent}
.rl-accordion .accordion-item{
  position:relative;
  border:1px solid var(--glass-brd);
  border-radius:14px;
  background:var(--glass);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.rl-accordion .accordion-item:hover{border-color:rgba(140,175,235,.3)}
.rl-accordion .accordion-item.is-active{
  border-color:rgba(47,227,200,.4);
  background:rgba(19,28,48,.8);
}
.rl-accordion .accordion-item.is-active::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:2px;
  background:var(--brand);
  z-index:2;
}
.rl-accordion .accordion-title{
  position:relative;
  display:block;
  padding:18px 60px 18px 22px;
  border:0;
  background:transparent;
  color:var(--ink-1);
  font-size:16px;
  font-weight:500;
  line-height:1.6;
  transition:color .2s var(--ease);
}
.rl-accordion .accordion-title::before{content:none;display:none}
.rl-accordion .accordion-title:hover{color:var(--brand)}
.rl-acc-icon{
  position:absolute;
  right:20px;
  top:50%;
  width:22px;height:22px;
  margin-top:-11px;
  border-radius:50%;
  border:1px solid rgba(47,227,200,.4);
  color:var(--brand);
  font-size:14px;
  line-height:1;
  display:flex;align-items:center;justify-content:center;
  transition:transform .22s var(--ease),background .22s var(--ease);
}
.rl-accordion .is-active .rl-acc-icon{transform:rotate(180deg);background:rgba(47,227,200,.14)}
.rl-accordion .accordion-content{
  padding:0 22px 20px 22px;
  border:0;
  background:transparent;
  color:var(--ink-2);
  font-size:15px;
  line-height:1.85;
}
.rl-accordion .accordion-content p{max-width:680px}

/* =========================================================
   15. CTA 条
   ========================================================= */
.rl-cta{
  position:relative;
  overflow:hidden;
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  border-radius:var(--radius-panel);
  padding:44px 48px;
  box-shadow:var(--shadow-card);
}
.rl-cta::after{
  content:"";
  position:absolute;
  right:-120px;
  top:-140px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,200,.11),transparent 68%);
  pointer-events:none;
}
.rl-cta__inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.rl-cta__text h2{
  font-size:clamp(22px,2.4vw,28px);
  line-height:1.3;
  font-weight:700;
  color:var(--ink-1);
  margin-bottom:10px;
}
.rl-cta__text p{font-size:15px;color:var(--ink-2);max-width:560px;line-height:1.8}
.rl-cta__actions{display:flex;gap:12px;flex-wrap:wrap}

/* =========================================================
   16. 页脚
   ========================================================= */
.rl-footer{
  position:relative;
  background:var(--bg-void);
  border-top:1px solid var(--glass-brd);
  padding:64px 0 0;
  overflow:hidden;
}
.rl-footer__orbit{
  position:absolute;
  left:50%;
  top:-1px;
  transform:translateX(-50%);
  width:100%;
  max-width:1240px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,200,.4),rgba(124,107,255,.32),transparent);
}
.rl-footer__orbit::after{
  content:"";
  position:absolute;
  left:50%;
  top:-3px;
  width:7px;height:7px;
  transform:translateX(-50%) rotate(45deg);
  background:var(--brand);
  opacity:.9;
}
.rl-footer__cols{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.1fr;
  gap:48px;
  padding-bottom:48px;
}
.rl-footer__brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:var(--ink-3);
  max-width:340px;
}
.rl-footer__col h4{
  font-size:14px;
  font-weight:700;
  color:var(--ink-1);
  letter-spacing:.06em;
  margin-bottom:16px;
}
.rl-footer__col ul{display:flex;flex-direction:column;gap:10px}
.rl-footer__col li{
  font-size:13.5px;
  line-height:1.7;
  color:var(--ink-3);
}
.rl-footer__col a{
  color:var(--ink-3);
  font-size:13.5px;
  transition:color .18s var(--ease);
}
.rl-footer__col a:hover{color:var(--brand)}
.rl-footer__bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  padding:22px 0 28px;
  border-top:1px solid rgba(140,175,235,.1);
  font-size:13px;
  color:var(--ink-3);
}
.rl-footer__bar span{line-height:1.7}

/* =========================================================
   17. 入场动效
   ========================================================= */
.rl-reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.rl-reveal.is-in{opacity:1;transform:translateY(0)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .rl-reveal{opacity:1;transform:none}
}

/* =========================================================
   18. 响应式
   ========================================================= */
@media screen and (min-width:1400px){
  .rl-container{max-width:1320px}
}

@media screen and (max-width:1199px){
  .rl-search{width:170px}
  .rl-nav a{padding:0 10px;font-size:14.5px}
  .rl-footer__cols{gap:36px}
}

@media screen and (max-width:1080px){
  .rl-nav{display:none}
  .rl-search{display:none}
  .rl-header__aside .rl-btn--ghost,
  .rl-header__aside .rl-btn--primary{display:none}
  .rl-burger{display:inline-flex}
  .rl-header__inner{justify-content:space-between}
  .rl-header__aside{margin-left:auto}
  .rl-quick{position:static}
}

@media screen and (max-width:991px){
  .rl-section{padding:72px 0}
  .rl-section--tight{padding:56px 0}
  .rl-pagehead{padding:44px 0 40px;min-height:210px}
  .rl-cta{padding:36px 32px}
  .rl-footer__cols{grid-template-columns:1fr 1fr;gap:36px}
  .rl-layout__side{margin-top:32px}
  .rl-step__body h3{font-size:18px}
}

@media screen and (max-width:767px){
  .rl-container{padding:0 18px}
  .rl-section{padding:56px 0}
  .rl-section--tight{padding:44px 0}
  .rl-header__inner{min-height:60px;gap:12px}
  .rl-logo__mark{width:26px;height:26px}
  .rl-logo__main{font-size:15px}
  .rl-logo__sub{font-size:10px;letter-spacing:.22em}
  .rl-pagehead{padding:36px 0 34px;min-height:190px}
  .rl-pagehead__orbit{display:none}
  .rl-pagehead h1{font-size:28px}
  .rl-pagehead__sub{font-size:14.5px}
  .rl-step{gap:14px;padding:22px 0}
  .rl-step__no{width:40px;height:40px;border-radius:12px;font-size:14px}
  .rl-step__body h3{font-size:17px}
  .rl-step__body p{font-size:14.5px}
  .rl-quick{padding:20px}
  .rl-card__body{padding:18px}
  .rl-cta{padding:28px 22px}
  .rl-cta__actions{width:100%}
  .rl-cta__actions .rl-btn{width:100%}
  .rl-footer{padding-top:48px}
  .rl-footer__cols{grid-template-columns:1fr;gap:32px;padding-bottom:32px}
  .rl-footer__bar{flex-direction:column;align-items:flex-start;gap:8px}
  .rl-accordion .accordion-title{padding:16px 54px 16px 18px;font-size:15px}
  .rl-accordion .accordion-content{padding:0 18px 18px 18px;font-size:14.5px}
  .rl-btn{min-height:44px}
  .rl-btn--block-mobile{width:100%}
}

@media screen and (max-width:519px){
  .rl-eyebrow{font-size:12px;padding:4px 12px}
  .rl-pagehead h1{font-size:25px}
  .rl-sec-head h2{font-size:23px}
  .rl-stat__num{font-size:26px}
  .rl-step{display:block}
  .rl-step__no{margin-bottom:12px}
}

/* roulang page: category2 */
:root{
  --bg-void:#060A14;
  --bg-deep:#0A1020;
  --bg-panel:#111A2E;
  --glass:rgba(19,28,48,.62);
  --glass-brd:rgba(140,175,235,.16);
  --ink-1:#E9F0FF;
  --ink-2:#A8B8D6;
  --ink-3:#6E7F9E;
  --brand:#2FE3C8;
  --brand-deep:#14A99A;
  --action:#FFA24B;
  --violet:#7C6BFF;
  --ok:#35D08A;
  --warn:#FF6B6B;
  --r-card:18px;
  --r-panel:22px;
  --r-btn:12px;
  --r-input:12px;
  --sp-1:8px;--sp-2:12px;--sp-3:16px;--sp-4:24px;--sp-5:32px;--sp-6:48px;--sp-7:64px;--sp-8:96px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset,0 18px 40px -18px rgba(0,0,0,.8);
  --shadow-glow:0 0 0 1px rgba(47,227,200,.45),0 10px 30px -6px rgba(47,227,200,.35);
  --ease:cubic-bezier(.22,.61,.36,1);
  --ff-cn:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  --ff-num:'Barlow','Inter',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-deep);
  color:var(--ink-2);
  font-family:var(--ff-cn);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(1px 1px at 12% 18%,rgba(233,240,255,.35),transparent 100%),
    radial-gradient(1px 1px at 78% 26%,rgba(47,227,200,.28),transparent 100%),
    radial-gradient(1px 1px at 42% 72%,rgba(233,240,255,.22),transparent 100%),
    radial-gradient(1px 1px at 88% 84%,rgba(124,107,255,.25),transparent 100%);
  opacity:.05;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:#6FF2DE}
h1,h2,h3,h4,h5{margin:0;color:var(--ink-1);font-weight:700;line-height:1.25}
h1{font-size:clamp(30px,5vw,48px);line-height:1.15}
h2{font-size:clamp(26px,3vw,34px)}
h3{font-size:22px}
h4{font-size:18px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none;color:inherit}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.rl-sr{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.rl-container{width:100%;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;position:relative;z-index:1}
@media (min-width:1400px){.rl-container{max-width:1320px}}
.rl-main{position:relative;z-index:1}

/* ---------- buttons ---------- */
.rl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:500;letter-spacing:.02em;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease);
  white-space:nowrap;
}
.rl-btn:hover{transform:translateY(-2px)}
.rl-btn:active{transform:translateY(0)}
.rl-btn--primary{
  background:linear-gradient(160deg,#FFB268,#FFA24B 55%,#F58F32);
  color:#1A1206;
  font-weight:700;
  box-shadow:0 0 0 1px rgba(255,162,75,.42),0 10px 30px -8px rgba(255,162,75,.42);
}
.rl-btn--primary:hover{color:#1A1206;box-shadow:0 0 0 1px rgba(255,162,75,.58),0 14px 34px -8px rgba(255,162,75,.5)}
.rl-btn--second{
  background:transparent;color:var(--brand);border-color:rgba(47,227,200,.5);
}
.rl-btn--second:hover{background:rgba(47,227,200,.08);color:#7BF3E2;border-color:rgba(47,227,200,.75)}
.rl-btn--text{
  min-height:auto;padding:4px 2px;color:var(--brand);border-radius:4px;
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;
  background:none;box-shadow:none;
}
.rl-btn--text:hover{color:#7BF3E2;transform:none}
.rl-btn--ghost{background:transparent;color:var(--ink-2);border-color:transparent}
.rl-btn--ghost:hover{color:var(--ink-1);background:rgba(255,255,255,.04)}
.rl-btn--block{width:100%}

/* ---------- badges & chips ---------- */
.rl-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;letter-spacing:.04em;line-height:1.6;
  color:var(--brand);background:rgba(47,227,200,.12);
  border:1px solid rgba(47,227,200,.22);
}
.rl-chip--muted{color:var(--ink-2);background:rgba(255,255,255,.05);border-color:var(--glass-brd)}
.rl-chip--time{color:var(--ink-1);background:rgba(11,18,34,.82);border-color:rgba(140,175,235,.28);font-variant-numeric:tabular-nums}
.rl-badge-hot{
  display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.04em;color:#1A1206;
  background:linear-gradient(120deg,#FFC078,#FFA24B);
}

/* ---------- header ---------- */
.rl-header{
  position:sticky;top:0;z-index:60;
  height:68px;display:flex;align-items:center;
  background:rgba(10,16,32,.55);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(10px);
  transition:background-color .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
}
.rl-header.is-scrolled{
  background:rgba(10,16,32,.92);
  border-bottom-color:var(--glass-brd);
  backdrop-filter:blur(16px) saturate(130%);
}
.rl-header__inner{display:flex;align-items:center;gap:24px;width:100%}
.rl-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.rl-logo__mark{width:30px;height:30px;flex-shrink:0}
.rl-logo__text{display:flex;flex-direction:column;line-height:1.1}
.rl-logo__main{font-size:18px;font-weight:700;color:var(--ink-1);letter-spacing:.06em}
.rl-logo__sub{font-size:11px;color:var(--ink-3);letter-spacing:.22em;margin-top:3px}
.rl-logo:hover .rl-logo__main{color:#fff}
.rl-nav{display:flex;align-items:center;gap:6px;flex:1;min-width:0}
.rl-nav a{
  position:relative;padding:20px 12px;font-size:15px;color:var(--ink-2);
  border-bottom:2px solid transparent;white-space:nowrap;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.rl-nav a:hover{color:var(--ink-1);border-bottom-color:rgba(47,227,200,.25)}
.rl-nav a.is-active{color:var(--ink-1);border-bottom-color:var(--brand);font-weight:500}
.rl-header__tools{display:flex;align-items:center;gap:12px;flex-shrink:0}
.rl-search{position:relative;width:200px}
.rl-search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--ink-3);pointer-events:none}
.rl-search input{
  width:100%;height:40px;padding:0 12px 0 34px;
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:var(--r-input);
  color:var(--ink-1);font-size:14px;line-height:1;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.rl-search input::placeholder{color:var(--ink-3)}
.rl-search input:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}
.rl-burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--glass-brd);background:rgba(255,255,255,.03)}
.rl-burger span{display:block;width:18px;height:2px;background:var(--ink-1);position:relative;transition:background .2s var(--ease)}
.rl-burger span::before,.rl-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-1)}
.rl-burger span::before{top:-6px}
.rl-burger span::after{top:6px}

/* ---------- drawer ---------- */
.rl-drawer{
  position:fixed;inset:0;z-index:90;display:none;
  background:rgba(4,7,14,.72);
  backdrop-filter:blur(4px);
}
.rl-drawer.is-open{display:block}
.rl-drawer__panel{
  position:absolute;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:linear-gradient(180deg,#0C1424,#080D18);
  border-left:1px solid var(--glass-brd);
  padding:20px 20px 96px;
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform .26s var(--ease);
}
.rl-drawer.is-open .rl-drawer__panel{transform:translateX(0)}
.rl-drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.rl-drawer__close{width:40px;height:40px;border-radius:10px;border:1px solid var(--glass-brd);color:var(--ink-2);font-size:20px;line-height:1;display:flex;align-items:center;justify-content:center}
.rl-drawer__group{margin-bottom:24px}
.rl-drawer__group h4{font-size:12.5px;letter-spacing:.14em;color:var(--ink-3);font-weight:500;margin-bottom:10px}
.rl-drawer__group a{display:block;padding:12px 4px;color:var(--ink-2);font-size:15px;border-bottom:1px solid rgba(140,175,235,.1)}
.rl-drawer__group a.is-active{color:var(--brand)}
.rl-drawer__cta{position:absolute;left:20px;right:20px;bottom:20px}

/* ---------- page banner ---------- */
.rl-banner{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--glass-brd);
  background:var(--bg-void);
}
.rl-banner__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center 34%;
  opacity:.42;
  filter:saturate(.9);
}
.rl-banner__veil{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(6,10,20,.72) 0%,rgba(6,10,20,.55) 46%,var(--bg-deep) 100%),
    linear-gradient(90deg,rgba(6,10,20,.86) 0%,rgba(6,10,20,.35) 68%,rgba(6,10,20,.7) 100%);
}
.rl-banner__orbit{
  position:absolute;right:-60px;top:-70px;width:420px;height:420px;
  border:1px solid rgba(47,227,200,.18);border-radius:50%;pointer-events:none;
}
.rl-banner__orbit::after{
  content:"";position:absolute;inset:52px;border:1px solid rgba(124,107,255,.16);border-radius:50%;
}
.rl-banner__inner{position:relative;z-index:2;padding:56px 0 48px;min-height:240px;display:flex;flex-direction:column;justify-content:center}
.rl-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:16px;flex-wrap:wrap}
.rl-crumb a{color:var(--ink-3)}
.rl-crumb a:hover{color:var(--brand)}
.rl-crumb span[aria-current]{color:var(--ink-2)}
.rl-banner h1{margin-bottom:14px;max-width:760px}
.rl-banner__lead{max-width:640px;font-size:16px;color:var(--ink-2);margin:0}
.rl-banner__meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}

/* ---------- sections ---------- */
.rl-section{padding:96px 0;position:relative}
.rl-section--tight{padding:72px 0}
.rl-section--panel{background:linear-gradient(180deg,rgba(17,26,46,.92),rgba(10,16,32,.96));border-top:1px solid var(--glass-brd);border-bottom:1px solid var(--glass-brd)}
.rl-section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.rl-section__head .rl-eyebrow{display:block;font-size:12.5px;letter-spacing:.16em;color:var(--brand);font-weight:500;margin-bottom:10px}
.rl-section__head p{max-width:660px;margin:8px 0 0;color:var(--ink-2)}
.rl-section__title-only{max-width:760px;margin-bottom:32px}
.rl-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(140,175,235,.32),transparent);border:0;margin:0}

/* ---------- filter bar ---------- */
.rl-filterbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.rl-filterbar__label{font-size:12.5px;letter-spacing:.08em;color:var(--ink-3)}
.rl-fchip{
  display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:8px 18px;
  border-radius:999px;border:1px solid var(--glass-brd);background:rgba(255,255,255,.03);
  color:var(--ink-2);font-size:14px;transition:all .18s var(--ease);
}
.rl-fchip:hover{color:var(--ink-1);border-color:rgba(47,227,200,.4);transform:translateY(-1px)}
.rl-fchip.is-on{color:#06231F;background:var(--brand);border-color:var(--brand);font-weight:500}
.rl-fchip.is-on:hover{color:#06231F;transform:none}

/* ---------- grid helper over foundation ---------- */
.rl-grid{margin-left:-12px;margin-right:-12px;row-gap:24px}
.rl-grid>.cell{padding-left:12px;padding-right:12px}
.rl-grid--loose{row-gap:32px}

/* ---------- match cards ---------- */
.rl-card{
  position:relative;display:flex;flex-direction:column;height:100%;
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.rl-card:hover{transform:translateY(-3px);border-color:rgba(47,227,200,.4)}
.rl-card__media{position:relative;overflow:hidden;aspect-ratio:16/9;background:linear-gradient(140deg,#101B31,#0A1322)}
.rl-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.rl-card:hover .rl-card__media img{transform:scale(1.03)}
.rl-card__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.05) 34%,rgba(6,10,20,.82) 100%);
}
.rl-card__tagline{position:absolute;left:14px;bottom:12px;z-index:2;display:flex;gap:8px;flex-wrap:wrap}
.rl-card__body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rl-card__title{font-size:18px;color:var(--ink-1);font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rl-card__desc{font-size:14px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.rl-card__foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid rgba(140,175,235,.12);font-size:12.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.rl-card__arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:13px;font-weight:500}
.rl-card__arrow svg{width:14px;height:14px;transition:transform .18s var(--ease)}
.rl-card:hover .rl-card__arrow svg{transform:translateX(3px)}
.rl-num{font-family:var(--ff-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ---------- data strip ---------- */
.rl-datastrip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--glass-brd);border:1px solid var(--glass-brd);border-radius:var(--r-panel);overflow:hidden}
.rl-datastrip__item{background:linear-gradient(180deg,rgba(17,26,46,.96),rgba(10,16,32,.98));padding:26px 24px;position:relative}
.rl-datastrip__item::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:2px;background:linear-gradient(180deg,var(--brand),rgba(47,227,200,0))}
.rl-datastrip__num{font-family:var(--ff-num);font-size:32px;font-weight:700;color:var(--ink-1);line-height:1.1;font-variant-numeric:tabular-nums}
.rl-datastrip__num small{font-size:14px;font-weight:500;color:var(--ink-3);margin-left:4px}
.rl-datastrip__label{margin-top:6px;font-size:13.5px;color:var(--ink-2)}
.rl-datastrip__note{margin-top:4px;font-size:12.5px;color:var(--ink-3)}

/* ---------- steps ---------- */
.rl-steps{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.rl-steps::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:1px;
  background:linear-gradient(90deg,rgba(47,227,200,.55),rgba(124,107,255,.45),rgba(47,227,200,.12));
}
.rl-step{position:relative;padding-top:56px}
.rl-step__dot{
  position:absolute;top:12px;left:0;width:22px;height:22px;border-radius:50%;
  background:var(--bg-deep);border:1px solid rgba(47,227,200,.65);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--ff-num);font-size:12px;color:var(--brand);font-weight:700;
}
.rl-step h3{font-size:17px;margin-bottom:8px}
.rl-step p{font-size:14px;color:var(--ink-2);margin:0}

/* ---------- split ---------- */
.rl-split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:32px;align-items:start}
.rl-prose p{max-width:680px;color:var(--ink-2);line-height:1.85}
.rl-prose h2{margin-bottom:16px}
.rl-list{margin-top:20px;display:grid;gap:14px}
.rl-list li{position:relative;padding-left:22px;color:var(--ink-2);font-size:15px;line-height:1.75}
.rl-list li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--brand);opacity:.85}
.rl-glass{
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:var(--r-panel);
  backdrop-filter:blur(16px) saturate(120%);
  padding:24px;box-shadow:var(--shadow-card);
}
.rl-glass h3{font-size:18px;margin-bottom:14px}
.rl-glass__row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(140,175,235,.16);font-size:14px}
.rl-glass__row:last-of-type{border-bottom:0}
.rl-glass__row span:first-child{color:var(--ink-3)}
.rl-glass__row span:last-child{color:var(--ink-1);font-variant-numeric:tabular-nums}
.rl-glass .rl-btn{margin-top:18px}

/* ---------- FAQ ---------- */
.rl-faq{max-width:860px;margin:0 auto;display:grid;gap:12px}
.rl-faq__item{
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:14px;
  overflow:hidden;position:relative;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.rl-faq__item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--brand);opacity:0;transition:opacity .22s var(--ease)}
.rl-faq__item[open]{border-color:rgba(47,227,200,.36)}
.rl-faq__item[open]::before{opacity:1}
.rl-faq__q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:500;color:var(--ink-1);line-height:1.6;
}
.rl-faq__q::-webkit-details-marker{display:none}
.rl-faq__icon{position:relative;width:16px;height:16px;flex-shrink:0;transition:transform .22s var(--ease)}
.rl-faq__icon::before,.rl-faq__icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.rl-faq__icon::before{left:0;top:7px;width:16px;height:2px}
.rl-faq__icon::after{left:7px;top:0;width:2px;height:16px;transition:opacity .22s var(--ease)}
.rl-faq__item[open] .rl-faq__icon{transform:rotate(180deg)}
.rl-faq__item[open] .rl-faq__icon::after{opacity:0}
.rl-faq__a{padding:0 20px 20px;color:var(--ink-2);font-size:15px;line-height:1.85;max-width:700px}
.rl-faq__a p{margin:0}

/* ---------- CTA ---------- */
.rl-cta{position:relative;overflow:hidden;background:var(--bg-panel);border-top:1px solid var(--glass-brd);border-bottom:1px solid var(--glass-brd)}
.rl-cta::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,200,.12),transparent 66%);
  pointer-events:none;
}
.rl-cta__inner{position:relative;z-index:2;padding:56px 0;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.rl-cta h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:8px}
.rl-cta p{margin:0;color:var(--ink-2);max-width:620px;font-size:15px}
.rl-cta__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.rl-footer{position:relative;background:var(--bg-void);padding:64px 0 0;overflow:hidden}
.rl-footer__orbit{position:absolute;left:50%;top:0;transform:translate(-50%,-50%);width:1200px;height:1200px;border:1px solid rgba(47,227,200,.1);border-radius:50%;pointer-events:none}
.rl-footer__orbit::after{content:"";position:absolute;inset:120px;border:1px solid rgba(124,107,255,.08);border-radius:50%}
.rl-footer__cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;position:relative;z-index:1}
.rl-footer__brand p{font-size:14px;color:var(--ink-3);line-height:1.8;margin-top:16px;max-width:340px}
.rl-footer__col h4{font-size:14px;color:var(--ink-1);margin-bottom:14px;letter-spacing:.06em}
.rl-footer__col ul{display:grid;gap:10px}
.rl-footer__col li{font-size:14px;color:var(--ink-3);line-height:1.6}
.rl-footer__col a{color:var(--ink-3);font-size:14px}
.rl-footer__col a:hover{color:var(--brand)}
.rl-footer__bar{
  margin-top:48px;border-top:1px solid var(--glass-brd);
  padding:20px 0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);position:relative;z-index:1;
}
.rl-footer__bar::before{
  content:"";position:absolute;left:50%;top:-5px;width:9px;height:9px;transform:translateX(-50%) rotate(45deg);
  background:var(--bg-void);border:1px solid rgba(47,227,200,.5);
}
.rl-footer__bar a{color:var(--ink-3)}
.rl-footer__bar a:hover{color:var(--brand)}

/* ---------- motion ---------- */
.rl-reveal{opacity:0;transform:translateY(12px);transition:opacity .32s var(--ease),transform .32s var(--ease)}
.rl-reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rl-reveal{opacity:1;transform:none}
}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .rl-header__inner{gap:16px}
  .rl-nav a{padding:20px 9px;font-size:14px}
  .rl-search{width:168px}
}
@media (max-width:992px){
  .rl-nav{display:none}
  .rl-search{display:none}
  .rl-header__tools .rl-btn--ghost{display:none}
  .rl-burger{display:inline-flex}
  .rl-section{padding:72px 0}
  .rl-steps{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:32px}
  .rl-steps::before{display:none}
  .rl-split{grid-template-columns:1fr}
  .rl-footer__cols{grid-template-columns:1fr 1fr;gap:32px}
  .rl-datastrip{grid-template-columns:1fr;gap:1px}
}
@media (max-width:768px){
  .rl-container{padding-left:18px;padding-right:18px}
  .rl-header{height:60px}
  .rl-header__tools .rl-btn--primary{display:none}
  .rl-banner__inner{padding:40px 0 36px;min-height:200px}
  .rl-section{padding:56px 0}
  .rl-section--tight{padding:48px 0}
  .rl-section__head{margin-bottom:24px}
  .rl-card__body{padding:16px 16px 18px}
  .rl-cta__inner{padding:44px 0;flex-direction:column;align-items:flex-start}
  .rl-cta__actions{width:100%}
  .rl-cta__actions .rl-btn{flex:1}
  .rl-footer{padding-top:48px}
  .rl-footer__cols{grid-template-columns:1fr;gap:28px}
  .rl-faq__q{font-size:15px;padding:14px 16px}
  .rl-faq__a{padding:0 16px 16px;font-size:14.5px}
}
@media (max-width:576px){
  h1{font-size:clamp(26px,7.2vw,34px)}
  .rl-steps{grid-template-columns:1fr}
  .rl-grid{margin-left:0;margin-right:0}
  .rl-grid>.cell{padding-left:0;padding-right:0}
  .rl-btn{width:100%}
  .rl-header__tools{gap:8px}
  .rl-datastrip__item{padding:20px 18px}
  .rl-glass{padding:20px}
}

/* roulang page: category3 */
/* =========================================================
   1. 设计变量
   ========================================================= */
:root{
  --bg-void:#060A14;
  --bg-deep:#0A1020;
  --bg-panel:#111A2E;
  --bg-panel-2:#0E1626;
  --glass:rgba(19,28,48,.62);
  --glass-brd:rgba(140,175,235,.16);
  --glass-brd-hot:rgba(47,227,200,.40);
  --ink-1:#E9F0FF;
  --ink-2:#A8B8D6;
  --ink-3:#6E7F9E;
  --brand:#2FE3C8;
  --brand-soft:rgba(47,227,200,.12);
  --brand-deep:#14A99A;
  --action:#FFA24B;
  --action-soft:rgba(255,162,75,.12);
  --violet:#7C6BFF;
  --ok:#35D08A;
  --warn:#FF6B6B;
  --r-card:18px;
  --r-panel:22px;
  --r-btn:12px;
  --r-pill:999px;
  --sp-1:8px;
  --sp-2:12px;
  --sp-3:16px;
  --sp-4:24px;
  --sp-5:32px;
  --sp-6:48px;
  --sp-7:64px;
  --sp-8:96px;
  --sp-9:120px;
  --sh-card:0 1px 0 rgba(255,255,255,.04) inset, 0 18px 40px -18px rgba(0,0,0,.8);
  --sh-panel:0 1px 0 rgba(255,255,255,.05) inset, 0 28px 60px -30px rgba(0,0,0,.9);
  --sh-glow:0 0 0 1px rgba(47,227,200,.45), 0 10px 30px -6px rgba(47,227,200,.35);
  --sh-glow-hover:0 0 0 1px rgba(47,227,200,.55), 0 12px 34px -6px rgba(47,227,200,.5);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1240px;
  --nav-h:68px;
}

/* =========================================================
   2. Reset / Base
   ========================================================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg-deep);
  color:var(--ink-2);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:radial-gradient(rgba(233,240,255,.5) .6px, transparent .6px);
  background-size:120px 120px;
  opacity:.05;
}
h1,h2,h3,h4,h5,h6{
  margin:0 0 var(--sp-3);
  color:var(--ink-1);
  font-weight:700;
  line-height:1.3;
  letter-spacing:.01em;
}
h1{font-size:clamp(30px,5vw,48px);line-height:1.15;}
h2{font-size:clamp(26px,3vw,34px);line-height:1.25;}
h3{font-size:22px;line-height:1.35;}
h4{font-size:18px;line-height:1.4;}
p{margin:0 0 1em;max-width:680px;}
ul,ol{margin:0 0 1em;padding-left:1.2em;}
li{line-height:1.75;}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease),opacity .18s var(--ease);}
a:hover{color:#7BF2E0;}
img{max-width:100%;height:auto;display:block;border:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px;}
::selection{background:rgba(47,227,200,.28);color:var(--ink-1);}
.rl-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;}

/* =========================================================
   3. 容器与区块
   ========================================================= */
.rl-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}
.rl-section{
  position:relative;
  padding:var(--sp-8) 0;
  z-index:1;
}
.rl-section--tight{padding:var(--sp-7) 0;}
.rl-section--panel{background:var(--bg-panel-2);border-top:1px solid var(--glass-brd);border-bottom:1px solid var(--glass-brd);}
.rl-section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--sp-3);
  margin-bottom:var(--sp-5);
  padding-bottom:var(--sp-4);
  border-bottom:1px solid var(--glass-brd);
}
.rl-section__head h2{margin-bottom:6px;}
.rl-section__head p{margin:0;color:var(--ink-3);font-size:14px;max-width:640px;}
.rl-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--brand);
  font-weight:500;
  margin-bottom:12px;
}
.rl-eyebrow::before{
  content:"";
  width:18px;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--brand));
}
.rl-divider-orbit{
  height:1px;
  border:0;
  background:linear-gradient(90deg,transparent,var(--glass-brd) 18%,var(--glass-brd-hot) 50%,var(--glass-brd) 82%,transparent);
  margin:0;
  position:relative;
}

/* =========================================================
   4. 按钮
   ========================================================= */
.rl-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:11px 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  letter-spacing:.02em;
  line-height:1.2;
  border:1px solid transparent;
  transition:transform .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
  will-change:transform;
}
.rl-btn:hover{transform:translateY(-2px);}
.rl-btn:active{transform:translateY(0);}
.rl-btn--primary{
  background:var(--action);
  color:#1A1006;
  font-weight:700;
  box-shadow:0 10px 26px -12px rgba(255,162,75,.75);
}
.rl-btn--primary:hover{background:#FFB268;color:#1A1006;box-shadow:0 14px 32px -12px rgba(255,162,75,.85);}
.rl-btn--secondary{
  background:transparent;
  color:var(--brand);
  border-color:rgba(47,227,200,.5);
}
.rl-btn--secondary:hover{background:rgba(47,227,200,.08);border-color:var(--brand);color:#8CF6E6;}
.rl-btn--text{
  min-height:auto;
  padding:4px 0;
  color:var(--brand);
  border:0;
  border-radius:0;
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-thickness:1px;
  text-decoration-color:rgba(47,227,200,.42);
}
.rl-btn--text:hover{color:#8CF6E6;transform:none;text-decoration-color:var(--brand);}
.rl-btn--ghost{
  background:transparent;
  color:var(--ink-2);
  border-color:transparent;
  padding:11px 14px;
}
.rl-btn--ghost:hover{color:var(--ink-1);background:rgba(255,255,255,.04);}
.rl-btn--block{width:100%;}

/* =========================================================
   5. 徽章 / chip / 标签
   ========================================================= */
.rl-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--glass-brd);
  color:var(--ink-2);
  font-size:12.5px;
  letter-spacing:.04em;
  line-height:1.6;
  font-weight:500;
}
.rl-chip--brand{
  background:var(--brand-soft);
  border-color:rgba(47,227,200,.30);
  color:var(--brand);
}
.rl-chip--action{
  background:var(--action-soft);
  border-color:rgba(255,162,75,.42);
  color:var(--action);
  font-weight:700;
}
.rl-chip--violet{
  background:rgba(124,107,255,.14);
  border-color:rgba(124,107,255,.34);
  color:#A79BFF;
}
.rl-badge-dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.16);
}

/* =========================================================
   6. 顶部导航
   ========================================================= */
.rl-header{
  position:sticky;
  top:0;
  z-index:80;
  height:var(--nav-h);
  display:flex;
  align-items:center;
  background:rgba(10,16,32,.72);
  border-bottom:1px solid var(--glass-brd);
  backdrop-filter:blur(16px) saturate(130%);
  -webkit-backdrop-filter:blur(16px) saturate(130%);
  transition:background-color .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.rl-header.is-scrolled{
  background:rgba(10,16,32,.94);
  border-bottom-color:rgba(47,227,200,.22);
  box-shadow:0 14px 40px -28px rgba(0,0,0,.95);
}
.rl-header__inner{
  display:flex;
  align-items:center;
  gap:var(--sp-4);
  height:100%;
}
.rl-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink-1);
}
.rl-logo__mark{
  width:32px;
  height:32px;
  flex:0 0 32px;
}
.rl-logo__text{display:flex;flex-direction:column;line-height:1.1;}
.rl-logo__main{
  font-size:17px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--ink-1);
}
.rl-logo__sub{
  font-size:10.5px;
  letter-spacing:.34em;
  color:var(--ink-3);
  font-weight:500;
  margin-top:3px;
}
.rl-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:var(--sp-3);
  flex:1 1 auto;
  min-width:0;
}
.rl-nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:var(--nav-h);
  padding:0 14px;
  color:var(--ink-2);
  font-size:14.5px;
  font-weight:500;
  white-space:nowrap;
  border-bottom:2px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.rl-nav a:hover{color:var(--ink-1);border-bottom-color:rgba(47,227,200,.28);}
.rl-nav a.is-active{
  color:var(--ink-1);
  border-bottom-color:var(--brand);
}
.rl-header__actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  margin-left:auto;
}
.rl-search{
  position:relative;
  width:200px;
  display:flex;
  align-items:center;
}
.rl-search input{
  width:100%;
  height:38px;
  padding:0 38px 0 13px;
  border-radius:var(--r-btn);
  background:rgba(17,26,46,.72);
  border:1px solid var(--glass-brd);
  color:var(--ink-1);
  font-size:13.5px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease);
}
.rl-search input::placeholder{color:var(--ink-3);}
.rl-search input:focus{
  outline:none;
  border-color:var(--brand);
  background:rgba(10,16,32,.9);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}
.rl-search button{
  position:absolute;
  right:4px;
  top:50%;
  transform:translateY(-50%);
  width:30px;height:30px;
  display:flex;align-items:center;justify-content:center;
  border-radius:8px;
  color:var(--ink-3);
  transition:color .18s var(--ease),background-color .18s var(--ease);
}
.rl-search button:hover{color:var(--brand);background:rgba(47,227,200,.1);}
.rl-burger{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:var(--r-btn);
  border:1px solid var(--glass-brd);
  color:var(--ink-1);
  background:rgba(17,26,46,.6);
}
.rl-burger:hover{border-color:var(--glass-brd-hot);color:var(--brand);}

/* =========================================================
   7. 移动抽屉（Off-canvas 重绘）
   ========================================================= */
.off-canvas.rl-drawer{
  background:var(--bg-void);
  border-left:1px solid var(--glass-brd);
  width:min(86vw,340px);
  display:flex;
  flex-direction:column;
}
.rl-drawer__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 18px;
  border-bottom:1px solid var(--glass-brd);
}
.rl-drawer__close{
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;
  border:1px solid var(--glass-brd);
  color:var(--ink-2);
  font-size:20px;
  line-height:1;
}
.rl-drawer__close:hover{color:var(--brand);border-color:var(--glass-brd-hot);}
.rl-drawer__body{
  flex:1 1 auto;
  overflow-y:auto;
  padding:18px;
}
.rl-drawer__group + .rl-drawer__group{margin-top:22px;}
.rl-drawer__group h4{
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--ink-3);
  font-weight:500;
  margin:0 0 10px;
}
.rl-drawer__group a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-height:46px;
  padding:0 12px;
  border-radius:10px;
  color:var(--ink-2);
  font-size:15px;
  border:1px solid transparent;
}
.rl-drawer__group a:hover,
.rl-drawer__group a.is-active{
  color:var(--ink-1);
  background:rgba(47,227,200,.08);
  border-color:rgba(47,227,200,.24);
}
.rl-drawer__foot{
  padding:16px 18px 24px;
  border-top:1px solid var(--glass-brd);
  background:rgba(10,16,32,.9);
}

/* =========================================================
   8. 页头 Banner
   ========================================================= */
.rl-pagehead{
  position:relative;
  padding:var(--sp-8) 0 var(--sp-7);
  background-color:var(--bg-void);
  background-image:
    linear-gradient(90deg,rgba(6,10,20,.94) 0%,rgba(6,10,20,.82) 46%,rgba(6,10,20,.58) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center 30%;
  border-bottom:1px solid var(--glass-brd);
  overflow:hidden;
}
.rl-pagehead::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:120px;
  background:linear-gradient(180deg,transparent,var(--bg-deep));
  pointer-events:none;
}
.rl-pagehead__orbit{
  position:absolute;
  right:-140px;
  top:-120px;
  width:520px;
  height:520px;
  border:1px solid rgba(47,227,200,.18);
  border-radius:50%;
  pointer-events:none;
  opacity:.5;
}
.rl-pagehead__grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  gap:var(--sp-6);
  align-items:end;
}
.rl-breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--ink-3);
  margin-bottom:18px;
}
.rl-breadcrumb a{color:var(--ink-3);}
.rl-breadcrumb a:hover{color:var(--brand);}
.rl-breadcrumb span[aria-current]{color:var(--ink-2);}
.rl-pagehead h1{margin:0 0 14px;max-width:16em;}
.rl-pagehead__lead{
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-2);
  max-width:600px;
  margin:0 0 var(--sp-4);
}
.rl-pagehead__meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.rl-pagehead__card{
  background:var(--glass);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  padding:22px;
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--sh-card);
}
.rl-pagehead__card h2{
  font-size:14px;
  letter-spacing:.08em;
  color:var(--ink-3);
  font-weight:500;
  margin:0 0 14px;
}
.rl-metric-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  padding:11px 0;
  border-bottom:1px dashed rgba(140,175,235,.14);
}
.rl-metric-row:last-child{border-bottom:0;padding-bottom:0;}
.rl-metric-row b{
  font-family:'Barlow','Inter',sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:24px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:.02em;
}
.rl-metric-row span{font-size:13.5px;color:var(--ink-3);}

/* =========================================================
   9. 等级阶梯
   ========================================================= */
.rl-ladder{
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  padding:var(--sp-5) var(--sp-4) var(--sp-4);
  box-shadow:var(--sh-card);
}
.rl-ladder__track{
  position:relative;
  height:3px;
  border-radius:3px;
  margin:0 0 26px;
  background:linear-gradient(90deg,var(--brand) 0%,var(--brand-deep) 38%,var(--violet) 100%);
  opacity:.85;
}
.rl-ladder__track span{
  position:absolute;
  top:50%;
  width:11px;height:11px;
  border-radius:50%;
  transform:translate(-50%,-50%);
  background:var(--bg-void);
  border:2px solid var(--brand);
  box-shadow:0 0 0 4px rgba(47,227,200,.12);
}
.rl-ladder__track span:nth-child(3){border-color:var(--violet);box-shadow:0 0 0 4px rgba(124,107,255,.14);}
.rl-ladder__steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:var(--sp-4);
  margin:0;
  padding:0;
  list-style:none;
}
.rl-ladder__steps li{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding-right:12px;
  border-right:1px solid rgba(140,175,235,.12);
}
.rl-ladder__steps li:last-child{border-right:0;padding-right:0;}
.rl-ladder__idx{
  font-family:'Barlow','Inter',sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:13px;
  letter-spacing:.12em;
  color:var(--ink-3);
  font-weight:500;
}
.rl-ladder__name{
  font-size:16.5px;
  font-weight:700;
  color:var(--ink-1);
  line-height:1.4;
}
.rl-ladder__desc{font-size:13.5px;color:var(--ink-3);line-height:1.7;}

/* =========================================================
   10. 等级详解卡
   ========================================================= */
.rl-tier-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:var(--sp-4);
}
.rl-tier{
  position:relative;
  display:flex;
  flex-direction:column;
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  padding:var(--sp-5) var(--sp-4) var(--sp-4);
  box-shadow:var(--sh-card);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.rl-tier:hover{
  transform:translateY(-3px);
  border-color:var(--glass-brd-hot);
  box-shadow:var(--sh-panel);
}
.rl-tier--featured{
  border-color:rgba(255,162,75,.34);
  background:
    linear-gradient(180deg,rgba(255,162,75,.08),rgba(255,162,75,0) 46%),
    var(--bg-panel);
}
.rl-tier--featured::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:3px;
  border-radius:var(--r-card) var(--r-card) 0 0;
  background:linear-gradient(90deg,var(--action),var(--brand));
}
.rl-tier__top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  margin-bottom:var(--sp-3);
}
.rl-tier__name{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.rl-tier__name h3{margin:0;font-size:21px;}
.rl-tier__no{
  font-family:'Barlow','Inter',sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--ink-3);
}
.rl-tier__summary{
  font-size:14.5px;
  color:var(--ink-2);
  line-height:1.8;
  margin:0 0 var(--sp-4);
  min-height:52px;
}
.rl-tier__list{
  list-style:none;
  margin:0 0 var(--sp-5);
  padding:0;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.rl-tier__list li{
  position:relative;
  padding-left:26px;
  font-size:14.5px;
  color:var(--ink-2);
  line-height:1.75;
}
.rl-tier__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:12px;height:12px;
  border-radius:4px;
  background:rgba(47,227,200,.16);
  border:1px solid rgba(47,227,200,.46);
}
.rl-tier__list li.is-off{color:var(--ink-3);}
.rl-tier__list li.is-off::before{
  background:transparent;
  border:1px solid rgba(140,175,235,.26);
}
.rl-tier__list li.is-off::after{
  content:"";
  position:absolute;
  left:3px;
  top:14px;
  width:6px;
  height:1px;
  background:rgba(140,175,235,.5);
}
.rl-tier__foot{margin-top:auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.rl-tier__foot .rl-btn{flex:1 1 160px;}
.rl-tier__note{font-size:12.5px;color:var(--ink-3);}

/* =========================================================
   11. 对比摘要条 / 表格
   ========================================================= */
.rl-compare{
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  background:var(--bg-panel);
  overflow:hidden;
  box-shadow:var(--sh-card);
}
.rl-compare__caption{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}
.rl-compare table{
  width:100%;
  border-collapse:collapse;
  font-size:14.5px;
}
.rl-compare thead th{
  background:rgba(255,255,255,.03);
  color:var(--ink-1);
  font-weight:700;
  font-size:13.5px;
  letter-spacing:.04em;
  text-align:left;
  padding:16px 18px;
  border-bottom:1px solid var(--glass-brd);
  white-space:nowrap;
}
.rl-compare tbody td{
  padding:15px 18px;
  border-bottom:1px solid rgba(140,175,235,.10);
  color:var(--ink-2);
  vertical-align:top;
  line-height:1.7;
}
.rl-compare tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.rl-compare tbody tr:last-child td{border-bottom:0;}
.rl-compare tbody td:first-child{
  color:var(--ink-1);
  font-weight:500;
  white-space:nowrap;
}
.rl-compare .is-yes{color:var(--brand);}
.rl-compare .is-no{color:var(--ink-3);}
.rl-compare__scroll{overflow-x:auto;}

/* =========================================================
   12. 说明文字区 / 图文
   ========================================================= */
.rl-prose-block{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.78fr);
  gap:var(--sp-6);
  align-items:center;
}
.rl-prose h2{margin-bottom:var(--sp-3);}
.rl-prose p{color:var(--ink-2);font-size:15.5px;line-height:1.9;max-width:640px;}
.rl-prose p:last-child{margin-bottom:0;}
.rl-figure{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--glass-brd);
  box-shadow:var(--sh-card);
  aspect-ratio:4/3;
  background:var(--bg-panel);
}
.rl-figure img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.rl-figure:hover img{transform:scale(1.03);}
.rl-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,10,20,.06) 0%,rgba(6,10,20,.72) 100%);
  pointer-events:none;
}
.rl-figure figcaption{
  position:absolute;
  left:18px;right:18px;bottom:16px;
  z-index:2;
  font-size:13px;
  color:var(--ink-1);
  line-height:1.7;
}

/* =========================================================
   13. 横条卡列表
   ========================================================= */
.rl-rows{
  border-top:1px solid var(--glass-brd);
  margin:0;
  padding:0;
  list-style:none;
}
.rl-rows li{
  display:grid;
  grid-template-columns:52px minmax(0,1fr) auto;
  gap:var(--sp-4);
  align-items:center;
  padding:22px 4px;
  border-bottom:1px solid var(--glass-brd);
  transition:background-color .18s var(--ease);
}
.rl-rows li:hover{background:rgba(47,227,200,.04);}
.rl-rows__idx{
  width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid rgba(47,227,200,.28);
  background:rgba(47,227,200,.08);
  color:var(--brand);
  font-family:'Barlow','Inter',sans-serif;
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:15px;
}
.rl-rows__body h3{
  margin:0 0 6px;
  font-size:17px;
  line-height:1.45;
}
.rl-rows__body p{
  margin:0;
  font-size:14px;
  color:var(--ink-3);
  line-height:1.75;
  max-width:64ch;
}
.rl-rows__link{
  font-size:14px;
  font-weight:500;
  white-space:nowrap;
  color:var(--brand);
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-color:rgba(47,227,200,.4);
}
.rl-rows__link:hover{color:#8CF6E6;text-decoration-color:var(--brand);}

/* =========================================================
   14. 提示条
   ========================================================= */
.rl-tip{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:18px 20px;
  border-radius:var(--r-card);
  border:1px solid rgba(47,227,200,.24);
  background:linear-gradient(90deg,rgba(47,227,200,.09),rgba(47,227,200,.02));
  margin-top:var(--sp-5);
}
.rl-tip__icon{
  flex:0 0 34px;
  width:34px;height:34px;
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(47,227,200,.14);
  color:var(--brand);
  font-weight:700;
  font-family:'Barlow','Inter',sans-serif;
}
.rl-tip p{margin:0;font-size:14.5px;color:var(--ink-2);line-height:1.8;}

/* =========================================================
   15. FAQ 手风琴（覆盖 Foundation 默认）
   ========================================================= */
.rl-faq-wrap{max-width:860px;margin:0 auto;}
.accordion.rl-faq{
  border:0;
  background:transparent;
  margin:0;
  padding:0;
  list-style:none;
}
.rl-faq .accordion-item{
  background:var(--glass);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease);
}
.rl-faq .accordion-item:hover{border-color:rgba(47,227,200,.30);}
.rl-faq .accordion-item.is-active{
  border-color:rgba(47,227,200,.42);
  box-shadow:inset 2px 0 0 var(--brand), var(--sh-card);
  background:rgba(19,28,48,.86);
}
.rl-faq .accordion-title{
  display:block;
  position:relative;
  padding:17px 56px 17px 20px;
  margin:0;
  background:transparent;
  border:0;
  border-radius:0;
  color:var(--ink-1);
  font-size:16px;
  font-weight:500;
  line-height:1.6;
  transition:color .18s var(--ease);
}
.rl-faq .accordion-title:hover,
.rl-faq .accordion-title:focus{color:var(--brand);background:transparent;}
.rl-faq .accordion-title::before{
  content:"+";
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  width:auto;height:auto;
  margin:0;
  padding:0;
  background:transparent;
  color:var(--ink-3);
  font-family:'Barlow','Inter',sans-serif;
  font-size:20px;
  font-weight:500;
  line-height:1;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .22s var(--ease),color .22s var(--ease);
}
.rl-faq .accordion-item.is-active .accordion-title::before{
  content:"+";
  color:var(--brand);
  transform:translateY(-50%) rotate(135deg);
}
.rl-faq .accordion-content{
  padding:0 20px 20px;
  border:0;
  background:transparent;
  color:var(--ink-2);
  font-size:14.5px;
  line-height:1.85;
}
.rl-faq .accordion-content p{margin:0 0 10px;max-width:none;}
.rl-faq .accordion-content p:last-child{margin-bottom:0;}
.rl-faq .accordion-content ul{margin:0 0 10px;padding-left:18px;}
.rl-faq .accordion-content li{margin-bottom:6px;}

/* =========================================================
   16. CTA 条
   ========================================================= */
.rl-cta{
  position:relative;
  overflow:hidden;
  background:var(--bg-panel);
  border-top:1px solid var(--glass-brd);
  border-bottom:1px solid var(--glass-brd);
  padding:var(--sp-7) 0;
}
.rl-cta::before{
  content:"";
  position:absolute;
  right:-160px;
  top:-160px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,200,.12) 0%,rgba(47,227,200,0) 68%);
  pointer-events:none;
}
.rl-cta__inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-5);
  flex-wrap:wrap;
}
.rl-cta h2{margin:0 0 8px;font-size:clamp(22px,2.4vw,28px);}
.rl-cta p{margin:0;color:var(--ink-3);font-size:14.5px;max-width:620px;}
.rl-cta__actions{display:flex;gap:12px;flex-wrap:wrap;}

/* =========================================================
   17. 页脚
   ========================================================= */
.rl-footer{
  position:relative;
  background:var(--bg-void);
  padding:var(--sp-7) 0 0;
  border-top:1px solid var(--glass-brd);
  overflow:hidden;
}
.rl-footer__orbit{
  position:absolute;
  left:50%;
  top:-1px;
  transform:translateX(-50%);
  width:min(1200px,94%);
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,200,.36) 30%,rgba(47,227,200,.55) 50%,rgba(47,227,200,.36) 70%,transparent);
}
.rl-footer__orbit::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  width:9px;height:9px;
  transform:translate(-50%,-50%) rotate(45deg);
  background:var(--bg-void);
  border:1px solid rgba(47,227,200,.7);
}
.rl-footer__cols{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:var(--sp-6);
  padding-bottom:var(--sp-6);
}
.rl-footer__brand p{
  margin:16px 0 0;
  font-size:14px;
  color:var(--ink-3);
  line-height:1.85;
  max-width:340px;
}
.rl-footer__col h4{
  font-size:14px;
  color:var(--ink-1);
  font-weight:700;
  margin:0 0 16px;
  letter-spacing:.02em;
}
.rl-footer__col ul{list-style:none;margin:0;padding:0;}
.rl-footer__col li{
  font-size:13.5px;
  color:var(--ink-3);
  line-height:1.8;
  margin-bottom:10px;
}
.rl-footer__col a{color:var(--ink-2);font-size:13.5px;}
.rl-footer__col a:hover{color:var(--brand);}
.rl-footer__bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 0 26px;
  border-top:1px solid rgba(140,175,235,.12);
  font-size:13px;
  color:var(--ink-3);
}
.rl-footer__bar a{color:var(--ink-3);}
.rl-footer__bar a:hover{color:var(--brand);}

/* =========================================================
   18. 入场动效
   ========================================================= */
.rl-reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.rl-reveal.is-in{opacity:1;transform:none;}

/* =========================================================
   19. 响应式
   ========================================================= */
@media (min-width:1400px){
  :root{--container:1320px;}
}
@media (max-width:1199px){
  .rl-search{width:170px;}
  .rl-nav a{padding:0 11px;font-size:14px;}
  .rl-pagehead__grid{grid-template-columns:minmax(0,1fr) minmax(0,.7fr);}
}
@media (max-width:991px){
  .rl-nav{display:none;}
  .rl-search{display:none;}
  .rl-burger{display:flex;}
  .rl-header__actions .rl-btn--primary{display:none;}
  .rl-pagehead{padding:var(--sp-7) 0 var(--sp-6);}
  .rl-pagehead__grid{grid-template-columns:1fr;align-items:start;}
  .rl-pagehead__card{max-width:420px;}
  .rl-ladder__steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-4);}
  .rl-ladder__steps li:nth-child(2){border-right:0;padding-right:0;}
  .rl-tier-grid{grid-template-columns:1fr;}
  .rl-prose-block{grid-template-columns:1fr;gap:var(--sp-5);}
  .rl-section{padding:72px 0;}
  .rl-footer__cols{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .rl-container{padding:0 18px;}
  .rl-section{padding:56px 0;}
  .rl-pagehead{padding:48px 0 52px;}
  .rl-pagehead h1{max-width:none;}
  .rl-ladder__steps{grid-template-columns:1fr;}
  .rl-ladder__steps li{border-right:0;padding-right:0;padding-bottom:14px;border-bottom:1px solid rgba(140,175,235,.12);}
  .rl-ladder__steps li:last-child{padding-bottom:0;border-bottom:0;}
  .rl-rows li{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:18px 2px;}
  .rl-rows__link{grid-column:2;}
  .rl-cta__inner{flex-direction:column;align-items:flex-start;}
  .rl-cta__actions{width:100%;}
  .rl-cta__actions .rl-btn{width:100%;}
  .rl-footer__cols{grid-template-columns:1fr;gap:var(--sp-5);}
  .rl-footer__brand p{max-width:none;}
  .rl-tier__foot .rl-btn{flex:1 1 100%;}
}
@media (max-width:567px){
  h1{font-size:clamp(26px,7vw,32px);}
  .rl-pagehead__meta .rl-chip{font-size:12px;padding:4px 10px;}
  .rl-btn{width:100%;}
  .rl-header__actions .rl-btn--ghost{padding:0 12px;}
  .rl-compare table{font-size:13.5px;min-width:560px;}
  .rl-compare thead th,.rl-compare tbody td{padding:12px 14px;}
  .rl-faq .accordion-title{font-size:15px;padding:15px 48px 15px 16px;}
  .rl-faq .accordion-content{padding:0 16px 16px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .rl-reveal{opacity:1;transform:none;}
}

/* roulang page: category4 */
/* =====================================================================
   1. 设计变量
   ===================================================================== */
:root{
  --bg-void:#060A14;
  --bg-deep:#0A1020;
  --bg-panel:#111A2E;
  --glass:rgba(19,28,48,.62);
  --glass-brd:rgba(140,175,235,.16);
  --ink-1:#E9F0FF;
  --ink-2:#A8B8D6;
  --ink-3:#6E7F9E;
  --brand:#2FE3C8;
  --brand-deep:#14A99A;
  --action:#FFA24B;
  --violet:#7C6BFF;
  --ok:#35D08A;
  --warn:#FF6B6B;

  --r-card:18px;
  --r-panel:22px;
  --r-btn:12px;
  --r-pill:999px;

  --sp-8:8px;
  --sp-12:12px;
  --sp-16:16px;
  --sp-24:24px;
  --sp-32:32px;
  --sp-48:48px;
  --sp-64:64px;
  --sp-96:96px;

  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset, 0 18px 40px -18px rgba(0,0,0,.8);
  --shadow-lift:0 1px 0 rgba(255,255,255,.06) inset, 0 26px 54px -22px rgba(0,0,0,.9);
  --glow-brand:0 0 0 1px rgba(47,227,200,.45), 0 10px 30px -6px rgba(47,227,200,.35);

  --font-sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  --font-num:'Barlow','Inter',ui-sans-serif,system-ui,sans-serif;

  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:68px;
  --container:1240px;
}

/* =====================================================================
   2. Reset / Base（覆盖 Foundation 默认外观）
   ===================================================================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg-deep);
  color:var(--ink-2);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:radial-gradient(rgba(233,240,255,.5) 1px, transparent 1px);
  background-size:120px 120px;
  opacity:.05;
}
h1,h2,h3,h4,h5,h6{
  margin:0;
  color:var(--ink-1);
  font-family:var(--font-sans);
  font-weight:700;
  line-height:1.25;
  letter-spacing:.01em;
}
h1{font-size:clamp(30px,5vw,48px);line-height:1.15;}
h2{font-size:clamp(26px,3vw,34px);line-height:1.25;font-weight:700;}
h3{font-size:22px;line-height:1.35;}
h4{font-size:18px;line-height:1.4;}
p{margin:0 0 1em;color:var(--ink-2);}
p:last-child{margin-bottom:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--ink-1);}
img{display:block;max-width:100%;height:auto;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;border:0;background:none;color:inherit;cursor:pointer;line-height:inherit;}
input,textarea,select{font-family:inherit;font-size:16px;}
table{border-collapse:collapse;width:100%;}
::selection{background:rgba(47,227,200,.28);color:var(--ink-1);}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
button:focus:not(:focus-visible),a:focus:not(:focus-visible){outline:none;}

/* 覆盖 Foundation 残留 */
.foundation-covered, .grid-x, .grid-container{max-width:none;}
.grid-margin-x{margin-left:-.625rem;margin-right:-.625rem;}
.grid-margin-x > .cell{padding-left:.625rem;padding-right:.625rem;}

/* =====================================================================
   3. 容器与通用板块
   ===================================================================== */
.rl-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}
@media (min-width:1400px){
  .rl-container{max-width:1320px;}
}
.rl-section{
  padding-top:var(--sp-96);
  padding-bottom:var(--sp-96);
  position:relative;
}
.rl-section--panel{background:var(--bg-deep);}
.rl-section--alt{background:linear-gradient(180deg,var(--bg-void) 0%,var(--bg-deep) 100%);}
.rl-section__head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--sp-24);
  margin-bottom:var(--sp-32);
  flex-wrap:wrap;
}
.rl-section__head h2{margin-bottom:6px;}
.rl-section__head p{margin:0;color:var(--ink-3);font-size:14.5px;line-height:1.7;max-width:640px;}
.rl-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.12em;
  color:var(--brand);
  font-weight:500;
  margin:0 0 12px;
  text-transform:uppercase;
}
.rl-eyebrow::before{
  content:"";
  width:18px;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--brand));
  display:inline-block;
}
.rl-link{
  color:var(--brand);
  font-size:14.5px;
  font-weight:500;
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-thickness:1px;
  white-space:nowrap;
}
.rl-link:hover{color:var(--ink-1);}
.rl-note{
  margin-top:var(--sp-24);
  font-size:13.5px;
  color:var(--ink-3);
  line-height:1.7;
}

/* =====================================================================
   4. 顶部导航
   ===================================================================== */
.rl-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(10,16,32,.72);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.rl-header.is-scrolled{
  background:rgba(10,16,32,.94);
  border-bottom-color:var(--glass-brd);
  box-shadow:0 12px 30px -22px rgba(0,0,0,.95);
}
.rl-header__inner{
  display:flex;
  align-items:center;
  gap:var(--sp-24);
  min-height:var(--header-h);
}
.rl-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink-1);
  flex:0 0 auto;
}
.rl-logo:hover{color:var(--ink-1);}
.rl-logo__mark{
  width:32px;
  height:32px;
  flex:0 0 auto;
  filter:drop-shadow(0 0 8px rgba(47,227,200,.28));
}
.rl-logo__text{
  display:flex;
  flex-direction:column;
  line-height:1.05;
}
.rl-logo__main{
  font-size:16px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--ink-1);
}
.rl-logo__sub{
  font-size:10.5px;
  letter-spacing:.34em;
  color:var(--brand);
  font-weight:500;
  margin-top:3px;
}
.rl-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:var(--sp-16);
  flex:1 1 auto;
}
.rl-nav a{
  position:relative;
  display:inline-block;
  padding:11px 13px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  border-bottom:2px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.rl-nav a:hover{color:var(--ink-1);border-bottom-color:rgba(140,175,235,.28);}
.rl-nav a.is-active{color:var(--ink-1);border-bottom-color:var(--brand);}
.rl-header__tools{
  display:flex;
  align-items:center;
  gap:var(--sp-12);
  flex:0 0 auto;
}
.rl-search{
  display:flex;
  align-items:center;
  width:200px;
  height:40px;
  padding:0 10px 0 12px;
  background:var(--glass);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-btn);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.rl-search:focus-within{
  border-color:var(--brand);
  background:rgba(19,28,48,.86);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}
.rl-search input{
  flex:1 1 auto;
  min-width:0;
  border:0;
  background:transparent;
  color:var(--ink-1);
  font-size:13.5px;
  outline:none;
  box-shadow:none;
  margin:0;
  height:auto;
  padding:0;
}
.rl-search input::placeholder{color:var(--ink-3);}
.rl-search button{
  flex:0 0 auto;
  width:26px;
  height:26px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--ink-3);
  border-radius:8px;
  transition:color .18s var(--ease),background .18s var(--ease);
}
.rl-search button:hover{color:var(--brand);background:rgba(47,227,200,.1);}

/* 按钮 */
.rl-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  letter-spacing:.02em;
  border:1px solid transparent;
  transition:transform .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;
  cursor:pointer;
}
.rl-btn:hover{transform:translateY(-2px);}
.rl-btn:active{transform:translateY(0);}
.rl-btn--primary{
  background:var(--action);
  color:#1A1004;
  font-weight:700;
  box-shadow:0 0 0 1px rgba(255,162,75,.45), 0 10px 30px -8px rgba(255,162,75,.4);
}
.rl-btn--primary:hover{
  background:#FFB469;
  color:#1A1004;
  box-shadow:0 0 0 1px rgba(255,162,75,.6), 0 14px 34px -8px rgba(255,162,75,.5);
}
.rl-btn--ghost{
  background:transparent;
  border-color:rgba(47,227,200,.45);
  color:var(--brand);
}
.rl-btn--ghost:hover{background:rgba(47,227,200,.08);border-color:var(--brand);color:var(--brand);}
.rl-btn--text{
  background:transparent;
  color:var(--ink-2);
  padding:12px 10px;
  min-height:44px;
}
.rl-btn--text:hover{color:var(--ink-1);background:rgba(255,255,255,.04);}
.rl-btn--sm{min-height:40px;padding:9px 18px;font-size:14px;}
.rl-btn--block{width:100%;}

.rl-burger{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--glass-brd);
  border-radius:var(--r-btn);
  background:var(--glass);
  color:var(--ink-1);
  font-size:17px;
}

/* 移动抽屉 */
.rl-drawer{
  position:fixed;
  top:0;
  right:0;
  width:min(320px,86vw);
  height:100%;
  background:var(--bg-deep);
  border-left:1px solid var(--glass-brd);
  z-index:120;
  transform:translateX(102%);
  transition:transform .26s var(--ease);
  padding:22px 22px 28px;
  display:flex;
  flex-direction:column;
  gap:18px;
  overflow-y:auto;
}
.rl-drawer.is-open{transform:translateX(0);}
.rl-drawer__head{display:flex;align-items:center;justify-content:space-between;}
.rl-drawer__close{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--glass-brd);border-radius:10px;color:var(--ink-2);
}
.rl-drawer__nav{display:flex;flex-direction:column;gap:4px;margin-top:6px;}
.rl-drawer__nav a{
  padding:13px 12px;
  border-radius:10px;
  color:var(--ink-2);
  font-size:15px;
  border-bottom:1px solid rgba(140,175,235,.1);
}
.rl-drawer__nav a:hover,.rl-drawer__nav a.is-active{background:rgba(47,227,200,.08);color:var(--ink-1);}
.rl-drawer__foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;}
.rl-scrim{
  position:fixed;inset:0;background:rgba(4,7,14,.66);
  z-index:110;opacity:0;pointer-events:none;transition:opacity .24s var(--ease);
  -webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
}
.rl-scrim.is-open{opacity:1;pointer-events:auto;}

/* =====================================================================
   5. 页头 Banner
   ===================================================================== */
.rl-pagehead{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--glass-brd);
  background:var(--bg-void);
}
.rl-pagehead__bg{
  position:absolute;
  inset:0;
  background-position:center 32%;
  background-size:cover;
  background-repeat:no-repeat;
  filter:saturate(.72) hue-rotate(-6deg);
  opacity:.42;
}
.rl-pagehead::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(6,10,20,.72) 0%,rgba(6,10,20,.92) 62%,var(--bg-deep) 100%),
    radial-gradient(120% 90% at 12% 0%,rgba(47,227,200,.14) 0%,transparent 62%);
  pointer-events:none;
}
.rl-pagehead__inner{
  position:relative;
  z-index:2;
  padding-top:38px;
  padding-bottom:38px;
  min-height:260px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.rl-crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-3);
  margin-bottom:16px;
  flex-wrap:wrap;
}
.rl-crumb a{color:var(--ink-3);}
.rl-crumb a:hover{color:var(--brand);}
.rl-crumb span[aria-hidden]{color:rgba(110,127,158,.6);}
.rl-pagehead h1{
  max-width:16em;
  margin-bottom:14px;
  text-shadow:0 2px 24px rgba(0,0,0,.55);
}
.rl-pagehead__sub{
  max-width:640px;
  font-size:16px;
  color:var(--ink-2);
  margin:0 0 22px;
}
.rl-pagehead__meta{
  display:flex;
  flex-wrap:wrap;
  gap:26px;
}
.rl-pagehead__meta div{
  display:flex;
  flex-direction:column;
  gap:2px;
}
.rl-pagehead__meta strong{
  font-family:var(--font-num);
  font-size:24px;
  font-weight:700;
  color:var(--ink-1);
  line-height:1.2;
  letter-spacing:.02em;
}
.rl-pagehead__meta span{font-size:13px;color:var(--ink-3);}

/* =====================================================================
   6. 徽章 / 标签 / 筛选 chip
   ===================================================================== */
.rl-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 14px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  letter-spacing:.04em;
  color:var(--ink-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--glass-brd);
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
  min-height:36px;
  cursor:pointer;
  line-height:1.2;
}
.rl-chip:hover{color:var(--ink-1);border-color:rgba(47,227,200,.4);}
.rl-chip.is-active{
  color:#06131A;
  background:var(--brand);
  border-color:var(--brand);
  font-weight:700;
  box-shadow:0 0 0 1px rgba(47,227,200,.4),0 8px 20px -10px rgba(47,227,200,.6);
}
.rl-chip--tag{
  padding:4px 10px;
  min-height:26px;
  font-size:12px;
  color:var(--brand);
  background:rgba(47,227,200,.12);
  border-color:rgba(47,227,200,.22);
  cursor:default;
}
.rl-chip--tag:hover{color:var(--brand);border-color:rgba(47,227,200,.22);}
.rl-chip--rule{color:var(--action);background:rgba(255,162,75,.12);border-color:rgba(255,162,75,.24);}
.rl-chip--rule:hover{color:var(--action);}
.rl-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  letter-spacing:.04em;
  font-weight:500;
  background:rgba(255,162,75,.14);
  color:var(--action);
  border:1px solid rgba(255,162,75,.3);
}

/* =====================================================================
   7. 筛选条 + 公告紧凑列表
   ===================================================================== */
.rl-filter{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding:14px;
  background:var(--glass);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  margin-bottom:var(--sp-24);
}
.rl-notice-list{
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  overflow:hidden;
  background:rgba(17,26,46,.55);
  box-shadow:var(--shadow-card);
}
.rl-notice-row{
  display:grid;
  grid-template-columns:106px minmax(0,1fr) auto 38px;
  align-items:center;
  gap:var(--sp-16);
  padding:16px 20px;
  border-bottom:1px solid rgba(140,175,235,.1);
  transition:background .18s var(--ease),padding-left .18s var(--ease);
}
.rl-notice-row:last-child{border-bottom:0;}
.rl-notice-row:hover{background:rgba(47,227,200,.05);}
.rl-notice-row time{
  font-family:var(--font-num);
  font-size:14px;
  color:var(--ink-3);
  letter-spacing:.02em;
  white-space:nowrap;
}
.rl-notice-row__title{
  font-size:15.5px;
  color:var(--ink-1);
  font-weight:500;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.rl-notice-row:hover .rl-notice-row__title{color:var(--brand);}
.rl-notice-row__go{
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  color:var(--ink-3);
  border:1px solid transparent;
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease);
}
.rl-notice-row__go:hover{color:var(--brand);background:rgba(47,227,200,.1);border-color:rgba(47,227,200,.3);}
.rl-notice-row.is-hidden{display:none;}

/* =====================================================================
   8. 影响说明（非对称）
   ===================================================================== */
.rl-impact{margin-top:8px;}
.rl-impact__main{
  position:relative;
  height:100%;
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  background:var(--bg-panel);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  display:flex;
  flex-direction:column;
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.rl-impact__main:hover{border-color:rgba(47,227,200,.4);transform:translateY(-3px);}
.rl-impact__media{
  position:relative;
  aspect-ratio:16/8;
  overflow:hidden;
  background:linear-gradient(140deg,#0C1526,#101E36);
}
.rl-impact__media img{
  width:100%;height:100%;object-fit:cover;
  opacity:.85;
  transition:transform .4s var(--ease);
}
.rl-impact__main:hover .rl-impact__media img{transform:scale(1.03);}
.rl-impact__media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 35%,rgba(17,26,46,.96) 100%);
  pointer-events:none;
}
.rl-impact__body{padding:24px 26px 28px;}
.rl-impact__body h3{margin-bottom:10px;}
.rl-impact__body p{font-size:15px;line-height:1.8;margin-bottom:14px;}
.rl-impact__list{display:flex;flex-direction:column;gap:8px;}
.rl-impact__list li{
  display:flex;gap:10px;
  font-size:14.5px;color:var(--ink-2);
  line-height:1.75;
}
.rl-impact__list i{color:var(--brand);font-size:12px;margin-top:8px;flex:0 0 auto;}

.rl-impact__side{
  display:flex;flex-direction:column;gap:var(--sp-16);height:100%;
}
.rl-sidecard{
  flex:1 1 auto;
  padding:22px 24px;
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  background:rgba(17,26,46,.8);
  box-shadow:var(--shadow-card);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.rl-sidecard:hover{border-color:rgba(47,227,200,.4);transform:translateY(-3px);}
.rl-sidecard h4{margin-bottom:8px;font-size:17px;}
.rl-sidecard p{font-size:14.5px;line-height:1.78;margin-bottom:12px;color:var(--ink-2);}
.rl-sidecard__meta{
  display:flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--ink-3);letter-spacing:.04em;
}

/* =====================================================================
   9. 查阅流程步骤
   ===================================================================== */
.rl-steps{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:var(--sp-24);
  counter-reset:step;
}
.rl-step{
  position:relative;
  padding:26px 24px 24px;
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  background:linear-gradient(180deg,rgba(19,28,48,.9),rgba(17,26,46,.66));
  box-shadow:var(--shadow-card);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.rl-step:hover{border-color:rgba(47,227,200,.4);transform:translateY(-3px);}
.rl-step__num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  font-family:var(--font-num);
  font-size:16px;
  font-weight:700;
  color:var(--brand);
  background:rgba(47,227,200,.1);
  border:1px solid rgba(47,227,200,.28);
  margin-bottom:16px;
}
.rl-step h3{font-size:19px;margin-bottom:8px;}
.rl-step p{font-size:14.5px;line-height:1.8;color:var(--ink-2);margin:0;}
.rl-steps-wrap{position:relative;}
.rl-steps-wrap::before{
  content:"";
  position:absolute;
  left:0;right:0;top:44px;
  height:1px;
  background:linear-gradient(90deg,rgba(47,227,200,.28),rgba(124,107,255,.22),transparent);
  opacity:.5;
  pointer-events:none;
}

/* =====================================================================
   10. 变更记录表
   ===================================================================== */
.rl-table-wrap{
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  overflow:auto;
  background:rgba(17,26,46,.6);
  box-shadow:var(--shadow-card);
}
.rl-table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
  font-size:14.5px;
}
.rl-table caption{
  position:absolute;
  width:1px;height:1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
}
.rl-table thead th{
  text-align:left;
  padding:16px 20px;
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--ink-3);
  font-weight:500;
  background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--glass-brd);
  white-space:nowrap;
}
.rl-table tbody td{
  padding:16px 20px;
  color:var(--ink-2);
  border-bottom:1px solid rgba(140,175,235,.09);
  vertical-align:middle;
  line-height:1.7;
}
.rl-table tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.rl-table tbody tr:last-child td{border-bottom:0;}
.rl-table tbody tr:hover{background:rgba(47,227,200,.05);}
.rl-table .rl-cell-strong{color:var(--ink-1);font-weight:500;}
.rl-table .rl-cell-num{
  font-family:var(--font-num);
  letter-spacing:.04em;
  color:var(--ink-1);
  white-space:nowrap;
}
.rl-state{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;padding:3px 10px;border-radius:var(--r-pill);
}
.rl-state--live{color:var(--ok);background:rgba(53,208,138,.12);border:1px solid rgba(53,208,138,.26);}
.rl-state--old{color:var(--ink-3);background:rgba(255,255,255,.05);border:1px solid var(--glass-brd);}
.rl-state--plan{color:var(--violet);background:rgba(124,107,255,.12);border:1px solid rgba(124,107,255,.26);}

/* =====================================================================
   11. FAQ 手风琴
   ===================================================================== */
.rl-faq{
  max-width:860px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.rl-faq__item{
  position:relative;
  border:1px solid var(--glass-brd);
  border-radius:var(--r-card);
  background:var(--glass);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  overflow:hidden;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.rl-faq__item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:2px;
  background:var(--brand);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .22s var(--ease);
}
.rl-faq__item.is-open{border-color:rgba(47,227,200,.36);background:rgba(19,28,48,.8);}
.rl-faq__item.is-open::before{transform:scaleY(1);}
.rl-faq__q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  text-align:left;
  color:var(--ink-1);
  font-size:16px;
  font-weight:500;
  line-height:1.6;
  min-height:44px;
}
.rl-faq__q:hover{color:var(--brand);}
.rl-faq__icon{
  flex:0 0 auto;
  width:26px;height:26px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--brand);
  font-size:13px;
  border-radius:50%;
  border:1px solid rgba(47,227,200,.3);
  background:rgba(47,227,200,.08);
  transition:transform .22s var(--ease);
}
.rl-faq__item.is-open .rl-faq__icon{transform:rotate(180deg);}
.rl-faq__a{
  max-height:0;
  overflow:hidden;
  transition:max-height .22s ease;
}
.rl-faq__a-inner{
  padding:0 22px 20px 22px;
  font-size:14.8px;
  line-height:1.85;
  color:var(--ink-2);
}

/* =====================================================================
   12. CTA 条
   ===================================================================== */
.rl-cta{
  position:relative;
  overflow:hidden;
  background:var(--bg-panel);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-32);
  box-shadow:var(--shadow-card);
}
.rl-cta::before{
  content:"";
  position:absolute;
  right:-80px;top:-90px;
  width:420px;height:320px;
  background:radial-gradient(circle,rgba(47,227,200,.12) 0%,transparent 68%);
  pointer-events:none;
}
.rl-cta__text{position:relative;z-index:1;max-width:640px;}
.rl-cta__text h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:10px;}
.rl-cta__text p{margin:0;font-size:15px;color:var(--ink-2);line-height:1.8;}
.rl-cta__actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}

/* =====================================================================
   13. 页脚
   ===================================================================== */
.rl-footer{
  position:relative;
  background:var(--bg-void);
  padding-top:64px;
  border-top:1px solid var(--glass-brd);
  overflow:hidden;
  z-index:1;
}
.rl-footer__orbit{
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,200,.5) 22%,rgba(124,107,255,.4) 78%,transparent);
}
.rl-footer__orbit::after{
  content:"";
  position:absolute;
  left:50%;top:-4px;
  width:9px;height:9px;
  transform:translateX(-50%) rotate(45deg);
  background:var(--brand);
  box-shadow:0 0 14px rgba(47,227,200,.7);
}
.rl-footer__cols{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:var(--sp-48);
  padding-bottom:var(--sp-64);
}
.rl-footer__brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:var(--ink-3);
  max-width:330px;
}
.rl-footer__col h4{
  font-size:14px;
  color:var(--ink-1);
  letter-spacing:.08em;
  margin-bottom:16px;
  font-weight:700;
}
.rl-footer__col ul{display:flex;flex-direction:column;gap:10px;}
.rl-footer__col li{
  font-size:14px;
  color:var(--ink-3);
  line-height:1.7;
}
.rl-footer__col a{color:var(--ink-2);font-size:14px;}
.rl-footer__col a:hover{color:var(--brand);}
.rl-footer__bar{
  border-top:1px solid rgba(140,175,235,.12);
  padding:20px 0 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-16);
  flex-wrap:wrap;
  font-size:13px;
  color:var(--ink-3);
}
.rl-footer__bar-links{
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
}
.rl-footer__bar-links a{color:var(--ink-3);font-size:13px;}
.rl-footer__bar-links a:hover{color:var(--brand);}

/* =====================================================================
   14. 动效
   ===================================================================== */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.reveal.is-in{opacity:1;transform:none;}

/* =====================================================================
   15. 响应式
   ===================================================================== */
@media (max-width:1200px){
  .rl-nav a{padding:11px 10px;font-size:14.5px;}
  .rl-search{width:170px;}
  .rl-footer__cols{grid-template-columns:1.4fr 1fr 1fr;gap:var(--sp-32);}
  .rl-footer__col:last-child{grid-column:span 3;}
}
@media (max-width:992px){
  :root{--header-h:64px;}
  .rl-nav{display:none;}
  .rl-search{display:none;}
  .rl-header__tools .rl-btn--text,
  .rl-header__tools .rl-btn--primary{display:none;}
  .rl-burger{display:inline-flex;}
  .rl-section{padding-top:72px;padding-bottom:72px;}
  .rl-steps{grid-template-columns:1fr;}
  .rl-steps-wrap::before{display:none;}
  .rl-cta{flex-direction:column;align-items:flex-start;padding:32px 28px;}
  .rl-footer__cols{grid-template-columns:1fr 1fr;}
  .rl-footer__col:last-child{grid-column:span 2;}
}
@media (max-width:768px){
  .rl-container{padding-left:18px;padding-right:18px;}
  .rl-section{padding-top:56px;padding-bottom:56px;}
  .rl-section__head{flex-direction:column;align-items:flex-start;gap:12px;}
  .rl-pagehead__inner{min-height:230px;padding-top:30px;padding-bottom:30px;}
  .rl-pagehead__meta{gap:20px;}
  .rl-pagehead__meta strong{font-size:21px;}
  .rl-notice-row{
    grid-template-columns:1fr auto;
    grid-template-areas:
      "date tag"
      "title title"
      "go go";
    gap:8px 12px;
    padding:16px;
  }
  .rl-notice-row time{grid-area:date;}
  .rl-notice-row__title{grid-area:title;white-space:normal;line-height:1.6;}
  .rl-notice-row .rl-chip--tag{grid-area:tag;justify-self:end;}
  .rl-notice-row__go{grid-area:go;justify-self:end;width:32px;height:32px;}
  .rl-filter{padding:12px;gap:8px;}
  .rl-chip{padding:6px 12px;font-size:12px;}
  .rl-cta__actions{width:100%;}
  .rl-cta__actions .rl-btn{flex:1 1 100%;}
  .rl-footer__cols{grid-template-columns:1fr;gap:var(--sp-32);padding-bottom:var(--sp-48);}
  .rl-footer__col:last-child{grid-column:span 1;}
  .rl-footer__bar{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:576px){
  h1{font-size:clamp(26px,7.4vw,32px);}
  h2{font-size:clamp(22px,6vw,26px);}
  .rl-pagehead__sub{font-size:15px;}
  .rl-eyebrow{font-size:11.5px;}
  .rl-btn{width:100%;}
  .rl-header__inner{gap:12px;}
  .rl-logo__main{font-size:15px;}
  .rl-logo__sub{letter-spacing:.28em;}
  .rl-impact__body{padding:20px 18px 22px;}
  .rl-sidecard{padding:18px 18px;}
  .rl-step{padding:22px 18px;}
  .rl-faq__q{padding:16px;font-size:15px;}
  .rl-faq__a-inner{padding:0 16px 18px 16px;}
  .rl-cta{padding:26px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category5 */
/* ============================================================
   1. 设计变量
   ============================================================ */
:root{
  --bg-void:#060A14;
  --bg-deep:#0A1020;
  --bg-panel:#111A2E;
  --glass:rgba(19,28,48,.62);
  --glass-brd:rgba(140,175,235,.16);
  --ink-1:#E9F0FF;
  --ink-2:#A8B8D6;
  --ink-3:#6E7F9E;
  --brand:#2FE3C8;
  --brand-deep:#14A99A;
  --action:#FFA24B;
  --violet:#7C6BFF;
  --ok:#35D08A;
  --warn:#FF6B6B;

  --radius-card:18px;
  --radius-panel:22px;
  --radius-btn:12px;
  --radius-input:12px;

  --shadow-soft:0 1px 0 rgba(255,255,255,.04) inset, 0 18px 40px -18px rgba(0,0,0,.8);
  --shadow-lift:0 1px 0 rgba(255,255,255,.06) inset, 0 26px 54px -22px rgba(0,0,0,.85);
  --glow-brand:0 0 0 1px rgba(47,227,200,.45), 0 10px 30px -6px rgba(47,227,200,.35);
  --glow-action:0 0 0 1px rgba(255,162,75,.5), 0 12px 32px -8px rgba(255,162,75,.38);

  --space-1:8px;
  --space-2:12px;
  --space-3:16px;
  --space-4:24px;
  --space-5:32px;
  --space-6:48px;
  --space-7:64px;
  --space-8:96px;

  --font-cn:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  --font-num:'Barlow','Inter','PingFang SC',system-ui,sans-serif;
}

/* ============================================================
   2. 基础 reset
   ============================================================ */
*,
*::before,
*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  padding:0;
  background:var(--bg-deep);
  color:var(--ink-2);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(circle at 18% 12%, rgba(47,227,200,.06) 0, transparent 42%),
    radial-gradient(circle at 82% 78%, rgba(124,107,255,.05) 0, transparent 46%);
  opacity:.9;
}

h1,h2,h3,h4,h5,h6{
  margin:0 0 var(--space-2);
  color:var(--ink-1);
  font-weight:700;
  line-height:1.25;
  letter-spacing:.01em;
}

h1{font-size:clamp(30px,5vw,48px);line-height:1.15;}
h2{font-size:clamp(26px,3vw,34px);line-height:1.25;}
h3{font-size:22px;line-height:1.35;}
h4{font-size:18px;line-height:1.45;}

p{margin:0 0 1em;max-width:680px;}
p:last-child{margin-bottom:0;}

a{
  color:var(--brand);
  text-decoration:none;
  transition:color .18s ease;
}
a:hover,a:focus{color:var(--ink-1);}

img{max-width:100%;display:block;border:0;height:auto;}

ul,ol{margin:0 0 1em;padding-left:0;list-style:none;}

button,input,select,textarea{font-family:inherit;font-size:inherit;}

button{cursor:pointer;}

strong,b{color:var(--ink-1);font-weight:700;}

figure{margin:0;}

table{border-collapse:collapse;width:100%;}

::selection{background:rgba(47,227,200,.28);color:#fff;}

:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:3px;
  border-radius:6px;
}

.rl-sr{
  position:absolute!important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

/* ============================================================
   3. 容器与通用排版
   ============================================================ */
.rl-container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}

.rl-section{
  padding-top:var(--space-8);
  padding-bottom:var(--space-8);
  position:relative;
}

.rl-section--tight{
  padding-top:var(--space-7);
  padding-bottom:var(--space-7);
}

.rl-section__head{
  margin-bottom:var(--space-5);
  max-width:760px;
}

.rl-section__head h2{margin-bottom:var(--space-2);}

.rl-section__head p{color:var(--ink-2);font-size:15.5px;}

.rl-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0 0 var(--space-3);
  padding:5px 14px;
  border-radius:999px;
  border:1px solid rgba(47,227,200,.32);
  background:rgba(47,227,200,.1);
  color:var(--brand);
  font-size:12.5px;
  letter-spacing:.06em;
  line-height:1.4;
}

.rl-kicker::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.16);
}

.rl-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

.rl-divider{
  height:1px;
  border:0;
  margin:var(--space-5) 0;
  background:linear-gradient(90deg,rgba(47,227,200,.42),rgba(140,175,235,.12) 45%,transparent);
}

/* ============================================================
   4. 按钮系统
   ============================================================ */
.rl-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 24px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-family:var(--font-cn);
  font-size:15px;
  font-weight:500;
  line-height:1.2;
  text-align:center;
  cursor:pointer;
  transition:transform .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .18s ease, color .18s ease;
  -webkit-tap-highlight-color:transparent;
}

.rl-btn:hover{transform:translateY(-2px);}
.rl-btn:active{transform:translateY(0);}

.rl-btn--primary{
  background:linear-gradient(180deg,#FFB268,#FFA24B 58%,#F08E33);
  color:#23140A;
  font-weight:700;
  box-shadow:var(--glow-action);
}
.rl-btn--primary:hover{
  color:#1B0F05;
  box-shadow:0 0 0 1px rgba(255,162,75,.6), 0 16px 34px -10px rgba(255,162,75,.5);
}

.rl-btn--ghost{
  background:transparent;
  border-color:rgba(47,227,200,.48);
  color:var(--brand);
}
.rl-btn--ghost:hover{
  background:rgba(47,227,200,.08);
  border-color:var(--brand);
  color:var(--brand);
  box-shadow:var(--glow-brand);
}

.rl-btn--quiet{
  background:rgba(255,255,255,.05);
  border-color:var(--glass-brd);
  color:var(--ink-1);
}
.rl-btn--quiet:hover{
  border-color:rgba(47,227,200,.4);
  background:rgba(47,227,200,.08);
  color:var(--ink-1);
}

.rl-btn--link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:32px;
  padding:4px 0;
  background:none;
  border:0;
  color:var(--brand);
  font-size:14px;
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-color:rgba(47,227,200,.45);
}
.rl-btn--link:hover{
  color:var(--ink-1);
  transform:none;
  text-decoration-color:var(--brand);
}

.rl-btn--block{width:100%;}

/* ============================================================
   5. 徽章与标签
   ============================================================ */
.rl-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  background:rgba(47,227,200,.12);
  border:1px solid rgba(47,227,200,.24);
  color:var(--brand);
  font-size:12.5px;
  letter-spacing:.04em;
  line-height:1.6;
  white-space:nowrap;
}

.rl-chip--plain{
  background:rgba(255,255,255,.05);
  border-color:var(--glass-brd);
  color:var(--ink-2);
}

.rl-chip--action{
  background:rgba(255,162,75,.14);
  border-color:rgba(255,162,75,.4);
  color:var(--action);
}

.rl-tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

/* ============================================================
   6. 顶部导航
   ============================================================ */
.rl-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,16,32,.62);
  border-bottom:1px solid rgba(140,175,235,.1);
  backdrop-filter:blur(12px) saturate(115%);
  -webkit-backdrop-filter:blur(12px) saturate(115%);
  transition:background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.rl-header.is-scrolled{
  background:rgba(10,16,32,.94);
  border-bottom-color:rgba(140,175,235,.2);
  box-shadow:0 14px 32px -24px rgba(0,0,0,.9);
}

.rl-header__inner{
  display:flex;
  align-items:center;
  gap:var(--space-4);
  height:68px;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}

.rl-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink-1);
}
.rl-logo:hover{color:var(--ink-1);}

.rl-logo__mark{
  width:32px;
  height:32px;
  flex:0 0 32px;
  filter:drop-shadow(0 0 10px rgba(47,227,200,.28));
}

.rl-logo__text{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}

.rl-logo__main{
  font-size:17px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--ink-1);
}

.rl-logo__sub{
  font-size:11px;
  letter-spacing:.24em;
  color:var(--brand);
  font-weight:500;
}

.rl-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:var(--space-4);
  flex:1 1 auto;
}

.rl-nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 14px;
  color:var(--ink-2);
  font-size:14.5px;
  font-weight:500;
  border-bottom:2px solid transparent;
  transition:color .18s ease, border-color .18s ease, background-color .18s ease;
}

.rl-nav a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:-1px;
  height:2px;
  background:transparent;
  border-radius:2px;
  transition:background-color .18s ease;
}

.rl-nav a:hover{color:var(--ink-1);}
.rl-nav a:hover::after{background:rgba(47,227,200,.28);}

.rl-nav a.is-active{color:var(--ink-1);}
.rl-nav a.is-active::after{background:var(--brand);}

.rl-header__actions{
  display:flex;
  align-items:center;
  gap:var(--space-2);
  flex:0 0 auto;
}

.rl-search-sm{
  position:relative;
  width:200px;
}

.rl-search-sm input{
  width:100%;
  height:40px;
  padding:0 14px 0 36px;
  border-radius:var(--radius-input);
  border:1px solid var(--glass-brd);
  background:var(--glass);
  color:var(--ink-1);
  font-size:14px;
  transition:border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
}

.rl-search-sm input::placeholder{color:var(--ink-3);}

.rl-search-sm input:focus{
  outline:none;
  border-color:var(--brand);
  background:rgba(19,28,48,.85);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}

.rl-search-sm__icon{
  position:absolute;
  left:12px;
  top:50%;
  transform:translateY(-50%);
  width:16px;height:16px;
  color:var(--ink-3);
  pointer-events:none;
}

.rl-login-link{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 10px;
  color:var(--ink-2);
  font-size:14.5px;
  font-weight:500;
}
.rl-login-link:hover{color:var(--ink-1);}

.rl-btn--nav{
  min-height:42px;
  padding:10px 20px;
  font-size:14.5px;
}

.rl-burger{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--glass-brd);
  background:rgba(255,255,255,.04);
  color:var(--ink-1);
}
.rl-burger:hover{border-color:rgba(47,227,200,.42);color:var(--brand);}
.rl-burger span{
  display:block;
  width:18px;height:2px;
  background:currentColor;
  border-radius:2px;
  box-shadow:0 6px 0 currentColor, 0 -6px 0 currentColor;
}

/* Off-canvas 抽屉 */
.rl-drawer{
  background:var(--bg-deep)!important;
  border-left:1px solid var(--glass-brd);
  width:302px;
  color:var(--ink-2);
}

.rl-drawer__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 20px;
  border-bottom:1px solid var(--glass-brd);
}

.rl-drawer__close{
  width:36px;height:36px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  border:1px solid var(--glass-brd);
  background:transparent;
  color:var(--ink-2);
  font-size:18px;
}
.rl-drawer__close:hover{color:var(--brand);border-color:rgba(47,227,200,.4);}

.rl-drawer__body{
  padding:18px 20px 96px;
}

.rl-drawer__group + .rl-drawer__group{margin-top:var(--space-4);}

.rl-drawer__label{
  margin:0 0 10px;
  font-size:12.5px;
  letter-spacing:.12em;
  color:var(--ink-3);
}

.rl-drawer__body a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  min-height:44px;
  padding:10px 12px;
  border-radius:10px;
  color:var(--ink-2);
  font-size:15px;
  border:1px solid transparent;
}
.rl-drawer__body a:hover,
.rl-drawer__body a.is-active{
  color:var(--ink-1);
  background:rgba(47,227,200,.08);
  border-color:rgba(47,227,200,.24);
}

.rl-drawer__foot{
  position:fixed;
  bottom:0;left:0;right:0;
  width:302px;
  padding:14px 20px 18px;
  background:linear-gradient(180deg,rgba(6,10,20,.4),rgba(6,10,20,.98) 40%);
  border-top:1px solid var(--glass-brd);
}

/* ============================================================
   7. 页头 Hero
   ============================================================ */
.rl-pagehead{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--glass-brd);
  background:var(--bg-void);
  padding:64px 0 56px;
}

.rl-pagehead__bg{
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  opacity:.32;
  filter:saturate(112%);
}

.rl-pagehead__veil{
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(6,10,20,.78),rgba(10,16,32,.92) 62%,var(--bg-deep) 100%),
    radial-gradient(circle at 78% 18%,rgba(47,227,200,.14),transparent 52%);
}

.rl-pagehead__arc{
  position:absolute;
  right:-60px;
  top:-40px;
  width:520px;
  height:520px;
  opacity:.18;
  pointer-events:none;
}

.rl-pagehead__inner{
  position:relative;
  z-index:2;
  max-width:820px;
}

.rl-pagehead h1{margin-bottom:var(--space-3);}

.rl-pagehead__sub{
  font-size:16.5px;
  color:var(--ink-2);
  max-width:640px;
  margin-bottom:var(--space-5);
}

.rl-hero-search{
  display:flex;
  gap:12px;
  align-items:stretch;
  max-width:660px;
  padding:10px;
  border-radius:var(--radius-panel);
  border:1px solid var(--glass-brd);
  background:var(--glass);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-soft);
}

.rl-hero-search input{
  flex:1 1 auto;
  min-width:0;
  height:52px;
  padding:0 16px;
  border-radius:var(--radius-input);
  border:1px solid transparent;
  background:rgba(6,10,20,.55);
  color:var(--ink-1);
  font-size:15.5px;
  transition:border-color .18s ease, box-shadow .18s ease;
}

.rl-hero-search input::placeholder{color:var(--ink-3);}

.rl-hero-search input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,227,200,.18);
}

.rl-hero-search .rl-btn{min-height:52px;flex:0 0 auto;}

.rl-hint{
  margin-top:var(--space-3);
  font-size:13px;
  color:var(--ink-3);
  letter-spacing:.02em;
}

/* ============================================================
   8. 快捷入口数据卡
   ============================================================ */
.rl-quick{
  padding-top:var(--space-7);
  padding-bottom:var(--space-7);
}

.rl-quick__grid{
  margin-left:-12px;
  margin-right:-12px;
}

.rl-quick__grid > .cell{
  padding-left:12px;
  padding-right:12px;
}

.rl-data-card{
  position:relative;
  height:100%;
  padding:22px 22px 22px 26px;
  border-radius:var(--radius-card);
  border:1px solid var(--glass-brd);
  background:var(--bg-panel);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
  transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.rl-data-card::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:2px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),rgba(124,107,255,.7));
  opacity:.85;
}

.rl-data-card:hover{
  transform:translateY(-3px);
  border-color:rgba(47,227,200,.4);
  box-shadow:var(--shadow-lift);
}

.rl-data-card__num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:30px;
  font-weight:700;
  color:var(--brand);
  line-height:1.1;
  margin-bottom:6px;
}

.rl-data-card h3{
  font-size:17px;
  margin-bottom:6px;
}

.rl-data-card p{
  font-size:14px;
  line-height:1.7;
  color:var(--ink-2);
  margin-bottom:14px;
}

.rl-data-card__label{
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--ink-3);
}

/* ============================================================
   9. 帮助中心主体 4/8
   ============================================================ */
.rl-help{
  padding-top:var(--space-8);
  padding-bottom:var(--space-8);
  border-top:1px solid rgba(140,175,235,.1);
  background:linear-gradient(180deg,rgba(17,26,46,.4),transparent 60%);
}

.rl-help__grid{
  margin-left:-12px;
  margin-right:-12px;
}

.rl-help__grid > .cell{
  padding-left:12px;
  padding-right:12px;
}

.rl-toc{
  position:sticky;
  top:92px;
  padding:24px;
  border-radius:var(--radius-panel);
  border:1px solid var(--glass-brd);
  background:var(--glass);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-soft);
}

.rl-toc__title{
  font-size:14px;
  letter-spacing:.1em;
  color:var(--ink-3);
  font-weight:500;
  margin-bottom:var(--space-3);
}

.rl-toc ul{margin:0 0 var(--space-4);}

.rl-toc li + li{margin-top:4px;}

.rl-toc a{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:8px 12px;
  border-radius:10px;
  border:1px solid transparent;
  color:var(--ink-2);
  font-size:14.5px;
  transition:color .18s ease, background-color .18s ease, border-color .18s ease;
}

.rl-toc a::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  border:1px solid rgba(47,227,200,.6);
  flex:0 0 6px;
}

.rl-toc a:hover{
  color:var(--ink-1);
  background:rgba(47,227,200,.08);
  border-color:rgba(47,227,200,.24);
}

.rl-toc__figure{
  border-radius:14px;
  overflow:hidden;
  border:1px solid var(--glass-brd);
  background:var(--bg-void);
}

.rl-toc__figure img{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
  filter:saturate(105%) brightness(.94);
}

.rl-toc__figure figcaption{
  padding:10px 12px;
  font-size:12.5px;
  line-height:1.6;
  color:var(--ink-3);
  border-top:1px solid var(--glass-brd);
}

.rl-toc__meta{
  margin-top:var(--space-3);
  font-size:12.5px;
  color:var(--ink-3);
  line-height:1.7;
}

/* FAQ 分组 */
.rl-faq-group{
  margin-bottom:var(--space-7);
  scroll-margin-top:96px;
}

.rl-faq-group:last-child{margin-bottom:0;}

.rl-faq-group__head{
  display:flex;
  align-items:baseline;
  gap:12px;
  margin-bottom:var(--space-3);
  padding-bottom:12px;
  border-bottom:1px solid rgba(140,175,235,.14);
}

.rl-faq-group__head h2{
  font-size:21px;
  margin:0;
}

.rl-faq-group__head span{
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--ink-3);
}

.rl-faq-group__lead{
  font-size:14.5px;
  color:var(--ink-2);
  margin-bottom:var(--space-3);
  max-width:660px;
}

/* Foundation 手风琴定制 */
.rl-acc.accordion{
  background:transparent;
  border:0;
  margin:0;
}

.rl-acc .accordion-item{
  background:var(--glass);
  border:1px solid var(--glass-brd);
  border-radius:14px;
  overflow:hidden;
  margin-bottom:12px;
  box-shadow:var(--shadow-soft);
  transition:border-color .18s ease, background-color .18s ease;
}

.rl-acc .accordion-item:hover{
  border-color:rgba(47,227,200,.34);
}

.rl-acc .accordion-item.is-active{
  border-color:rgba(47,227,200,.42);
  background:rgba(19,28,48,.78);
}

.rl-acc .accordion-title{
  position:relative;
  display:block;
  padding:18px 56px 18px 20px;
  border:0;
  border-bottom:1px solid transparent;
  background:transparent;
  color:var(--ink-1);
  font-size:16px;
  font-weight:500;
  line-height:1.6;
  transition:color .18s ease, box-shadow .2s ease, background-color .18s ease;
}

.rl-acc .accordion-title:hover{
  background:rgba(47,227,200,.06);
  color:var(--ink-1);
}

.rl-acc .accordion-title::before{
  content:"+";
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  width:24px;height:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid rgba(47,227,200,.38);
  color:var(--brand);
  font-size:15px;
  line-height:1;
  transition:transform .22s ease, background-color .18s ease;
}

.rl-acc .accordion-item.is-active .accordion-title{
  box-shadow:inset 2px 0 0 var(--brand);
  border-bottom-color:rgba(140,175,235,.14);
  color:var(--ink-1);
}

.rl-acc .accordion-item.is-active .accordion-title::before{
  content:"−";
  transform:translateY(-50%) rotate(180deg);
  background:rgba(47,227,200,.14);
}

.rl-acc .accordion-content{
  padding:18px 20px 20px;
  background:transparent;
  border:0;
  color:var(--ink-2);
  font-size:14.8px;
  line-height:1.9;
}

.rl-acc .accordion-content p{max-width:640px;}

.rl-acc .accordion-content ul{
  margin:0 0 1em;
  max-width:640px;
}

.rl-acc .accordion-content li{
  position:relative;
  padding-left:18px;
  line-height:1.8;
  margin-bottom:6px;
}

.rl-acc .accordion-content li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--brand);
  opacity:.85;
}

.rl-acc .accordion-content li:last-child{margin-bottom:0;}

.rl-acc .accordion-content strong{color:var(--ink-1);}

/* 未解决提示条 */
.rl-unsolved{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:var(--space-4);
  margin-top:var(--space-6);
  padding:26px 28px;
  border-radius:var(--radius-panel);
  border:1px solid rgba(255,162,75,.3);
  background:
    radial-gradient(circle at 92% 12%,rgba(255,162,75,.14),transparent 58%),
    var(--bg-panel);
  box-shadow:var(--shadow-soft);
}

.rl-unsolved__text{max-width:640px;}

.rl-unsolved h3{font-size:19px;margin-bottom:8px;}

.rl-unsolved p{font-size:14.5px;color:var(--ink-2);margin:0;}

/* ============================================================
   10. CTA 条
   ============================================================ */
.rl-cta{
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--glass-brd);
  border-bottom:1px solid var(--glass-brd);
  background:var(--bg-panel);
}

.rl-cta::after{
  content:"";
  position:absolute;
  right:-80px;
  top:-120px;
  width:460px;height:460px;
  background:radial-gradient(circle,rgba(47,227,200,.12),transparent 68%);
  pointer-events:none;
}

.rl-cta__inner{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:var(--space-5);
  padding-top:56px;
  padding-bottom:56px;
}

.rl-cta__text{max-width:640px;}

.rl-cta__text h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:10px;}

.rl-cta__text p{font-size:15px;color:var(--ink-2);margin:0;}

.rl-cta__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

/* ============================================================
   11. 页脚
   ============================================================ */
.rl-footer{
  position:relative;
  background:var(--bg-void);
  border-top:1px solid var(--glass-brd);
  padding-top:64px;
  overflow:hidden;
}

.rl-footer__orbit{
  position:absolute;
  left:0;right:0;top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,200,.5) 22%,rgba(124,107,255,.4) 62%,transparent);
}

.rl-footer__orbit::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  width:9px;height:9px;
  transform:translate(-50%,-50%) rotate(45deg);
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(47,227,200,.14);
}

.rl-footer__cols{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:var(--space-6);
  padding-bottom:var(--space-6);
}

.rl-footer__brand p{
  margin-top:var(--space-3);
  font-size:14px;
  line-height:1.85;
  color:var(--ink-3);
  max-width:360px;
}

.rl-footer__col h4{
  font-size:14px;
  letter-spacing:.08em;
  color:var(--ink-1);
  margin-bottom:var(--space-3);
  font-weight:500;
}

.rl-footer__col ul{margin:0;}

.rl-footer__col li{
  font-size:14px;
  color:var(--ink-3);
  line-height:1.75;
  margin-bottom:10px;
}

.rl-footer__col a{
  color:var(--ink-2);
  font-size:14px;
  transition:color .18s ease;
}
.rl-footer__col a:hover{color:var(--brand);}

.rl-footer__bar{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding:20px 0 26px;
  border-top:1px solid rgba(140,175,235,.12);
  font-size:13px;
  color:var(--ink-3);
}

.rl-footer__bar span{line-height:1.7;}

/* ============================================================
   12. 入场动效
   ============================================================ */
.rl-reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .32s cubic-bezier(.22,.61,.36,1), transform .32s cubic-bezier(.22,.61,.36,1);
}

.rl-reveal.is-in{
  opacity:1;
  transform:translateY(0);
}

/* ============================================================
   13. 响应式
   ============================================================ */
@media screen and (min-width:1400px){
  .rl-container{max-width:1320px;}
  .rl-header__inner{max-width:1320px;}
}

@media screen and (max-width:1200px){
  .rl-search-sm{width:168px;}
  .rl-nav a{padding:0 10px;font-size:14px;}
  .rl-footer__cols{grid-template-columns:1.4fr 1fr 1fr;gap:var(--space-5);}
  .rl-footer__col:last-child{grid-column:1 / -1;}
}

@media screen and (max-width:992px){
  .rl-nav,
  .rl-search-sm,
  .rl-login-link{display:none;}
  .rl-burger{display:inline-flex;}
  .rl-header__inner{gap:var(--space-2);}
  .rl-header__actions{margin-left:auto;}
  .rl-section{padding-top:72px;padding-bottom:72px;}
  .rl-help{padding-top:72px;padding-bottom:72px;}
  .rl-pagehead{padding:52px 0 44px;}
  .rl-toc{position:static;margin-bottom:var(--space-5);}
  .rl-footer__cols{grid-template-columns:1fr 1fr;gap:var(--space-5);}
  .rl-footer__col:last-child{grid-column:auto;}
  .rl-cta__inner{padding-top:44px;padding-bottom:44px;}
}

@media screen and (max-width:768px){
  .rl-container{padding-left:18px;padding-right:18px;}
  .rl-header__inner{height:60px;padding:0 18px;}
  .rl-logo__main{font-size:16px;}
  .rl-logo__sub{font-size:10.5px;letter-spacing:.2em;}
  .rl-btn--nav{display:none;}
  .rl-section{padding-top:56px;padding-bottom:56px;}
  .rl-help{padding-top:56px;padding-bottom:56px;}
  .rl-quick{padding-top:48px;padding-bottom:48px;}
  .rl-pagehead{padding:44px 0 40px;}
  .rl-pagehead__arc{width:360px;height:360px;right:-120px;}
  .rl-hero-search{flex-direction:column;gap:10px;padding:12px;}
  .rl-hero-search input{height:48px;}
  .rl-hero-search .rl-btn{width:100%;min-height:48px;}
  .rl-unsolved{flex-direction:column;align-items:flex-start;padding:22px;}
  .rl-unsolved .rl-btn{width:100%;}
  .rl-cta__actions{width:100%;}
  .rl-cta__actions .rl-btn{width:100%;}
  .rl-footer{padding-top:48px;}
  .rl-footer__cols{grid-template-columns:1fr;gap:var(--space-4);}
  .rl-footer__bar{flex-direction:column;gap:8px;}
  .rl-faq-group__head h2{font-size:19px;}
  .rl-acc .accordion-title{font-size:15.2px;padding:16px 52px 16px 16px;}
  .rl-acc .accordion-content{padding:16px;font-size:14.5px;}
}

@media screen and (max-width:520px){
  h1{font-size:28px;}
  h2{font-size:23px;}
  h3{font-size:18px;}
  body{font-size:15px;}
  .rl-kicker{font-size:12px;padding:4px 12px;}
  .rl-data-card{padding:18px 18px 18px 22px;}
  .rl-data-card__num{font-size:26px;}
  .rl-toc{padding:18px;}
  .rl-pagehead__sub{font-size:15px;}
  .rl-btn{padding:12px 18px;font-size:14.5px;}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,
  *::before,
  *::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  .rl-reveal{opacity:1;transform:none;}
}