/* roulang page: index */
:root{
  --brand-900:#062B26; --brand-800:#0A3C35; --brand-700:#0E5C4F; --brand-600:#12806E;
  --brand-500:#14A085; --brand-400:#3FC0A5; --brand-300:#7FD9C4; --brand-50:#EAF6F2;
  --accent-600:#E0521F; --accent-500:#FF6B3D; --accent-400:#FF9166; --accent-end:#FFB03A;
  --badge-mint:#2BE3B0;
  --ink-900:#16211F; --ink-700:#35443F; --ink-500:#64756F; --ink-300:#A9B6B2;
  --line:#E4EBE8; --surface:#FFFFFF; --bg:#F5F8F7; --bg-dark:#06211D;
  --ok:#17A673; --warn:#F0A020; --err:#D9534F;
  --grad-brand:linear-gradient(135deg,#062B26 0%,#0E5C4F 45%,#14A085 100%);
  --grad-accent:linear-gradient(90deg,#FF6B3D 0%,#FFB03A 100%);
  --r-sm:10px; --r-md:16px; --r-lg:22px; --r-xl:28px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(8,49,44,.06);
  --sh-2:0 8px 24px -12px rgba(8,49,44,.18);
  --sh-3:0 20px 48px -20px rgba(8,49,44,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink-900);
  font-family:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .26s var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
@media(min-width:768px){.container{padding:0 24px;}}
@media(min-width:1280px){.container{max-width:1280px;}}
.section{padding:64px 0;}
@media(min-width:768px){.section{padding:80px 0;}}
@media(min-width:1024px){.section{padding:96px 0;}}
.tnum{font-variant-numeric:tabular-nums;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.site-header.is-compact{border-bottom-color:var(--line);box-shadow:var(--sh-1);}
.brand-row{display:flex;align-items:center;gap:20px;height:66px;transition:height .24s var(--ease);}
.site-header.is-compact .brand-row{height:50px;}
.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;background:var(--grad-brand);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px;letter-spacing:-.5px;
  box-shadow:var(--sh-1);flex:none;
}
.logo-text{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap;}
.trend-bar{flex:1;min-width:0;overflow:hidden;display:none;}
@media(min-width:1024px){.trend-bar{display:block;}}
.trend-track{display:flex;gap:14px;white-space:nowrap;animation:trendScroll 26s linear infinite;}
.trend-track:hover{animation-play-state:paused;}
@keyframes trendScroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}
.trend-item{font-size:13px;color:var(--ink-500);}
.trend-item b{color:var(--brand-600);font-weight:600;}
.brand-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.search-box{display:none;align-items:center;gap:8px;background:var(--bg);border:1px solid transparent;border-radius:var(--r-pill);padding:0 14px;height:40px;transition:all .26s var(--ease);}
@media(min-width:1024px){.search-box{display:flex;}}
.search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(20,160,133,.22);}
.search-box input{border:0;background:transparent;outline:none;width:150px;font-size:14px;}
.search-box input::placeholder{color:var(--ink-300);}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-pill);
  font-weight:600;font-size:15px;padding:0 22px;height:44px;transition:all .26s var(--ease);white-space:nowrap;}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 8px 20px -10px rgba(224,82,31,.75);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 14px 26px -12px rgba(224,82,31,.8);}
.btn-ghost{border:1px solid rgba(255,255,255,.5);color:#fff;background:transparent;}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;}
.btn-outline{border:1px solid var(--line);background:#fff;color:var(--ink-900);}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-700);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.icon-btn{width:44px;height:44px;border-radius:var(--r-pill);display:none;place-items:center;color:var(--ink-700);border:1px solid var(--line);background:#fff;}
.icon-btn:hover{color:var(--brand-600);border-color:var(--brand-300);}
@media(max-width:1023px){.icon-btn{display:grid;}}
.hamburger{width:44px;height:44px;border-radius:var(--r-pill);display:grid;place-items:center;border:1px solid var(--line);background:#fff;transition:transform .2s var(--ease);}
.hamburger:hover{border-color:var(--brand-300);}
.hamburger.is-open{transform:rotate(90deg);}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;position:relative;}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}
.hamburger.is-open span{background:transparent;}
.hamburger.is-open span::before{transform:translateY(6px) rotate(45deg);}
.hamburger.is-open span::after{transform:translateY(-6px) rotate(-45deg);}
@media(min-width:1024px){.hamburger{display:none;}}

.channel-row{display:none;border-top:1px solid var(--line);}
@media(min-width:1024px){.channel-row{display:block;}}
.channel-inner{display:flex;align-items:center;gap:8px;height:46px;overflow:hidden;}
.channel-link{position:relative;display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:var(--r-pill);
  font-size:14px;color:var(--ink-700);transition:all .26s var(--ease);white-space:nowrap;}
.channel-link::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease);}
.channel-link:hover{color:var(--brand-600);}
.channel-link:hover::after{transform:scaleX(1);}
.channel-link.is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600;}
.channel-link.is-active::after{display:none;}
.chip-row{display:flex;gap:8px;margin-left:auto;overflow-x:auto;scrollbar-width:none;}
.chip-row::-webkit-scrollbar{display:none;}
.chip{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--bg);font-size:13px;color:var(--ink-500);transition:all .26s var(--ease);white-space:nowrap;}
.chip:hover{background:var(--brand-50);color:var(--brand-700);}
.chip.on{background:var(--brand-50);color:var(--brand-700);font-weight:600;}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(6,43,38,.45);opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;z-index:80;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;height:100%;width:82vw;max-width:340px;background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .28s var(--ease);padding:20px;overflow-y:auto;box-shadow:var(--sh-3);}
.drawer.is-open{transform:translateX(0);}
.drawer-brand{display:flex;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-nav{margin-top:14px;}
.drawer-nav a{display:flex;align-items:center;min-height:44px;font-size:15px;color:var(--ink-700);border-bottom:1px solid var(--line);}
.drawer-nav a.is-active{color:var(--brand-700);font-weight:600;}
.drawer-search{margin-top:16px;}
.drawer-search input{width:100%;height:46px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--bg);padding:0 16px;}
.drawer-search input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(20,160,133,.22);}

/* ============ Hero ============ */
.hero{position:relative;background:var(--grad-brand);color:#fff;overflow:hidden;}
.hero::before{content:"";position:absolute;width:620px;height:620px;right:-160px;top:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,227,176,.28),transparent 66%);pointer-events:none;}
.hero::after{content:"";position:absolute;width:480px;height:480px;left:-140px;bottom:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,61,.22),transparent 68%);pointer-events:none;}
.hero-inner{position:relative;z-index:2;display:grid;gap:36px;padding:56px 0 64px;}
@media(min-width:1024px){.hero-inner{grid-template-columns:7fr 5fr;gap:44px;padding:74px 0 84px;align-items:center;}}
.hero h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:700;letter-spacing:-.01em;color:#fff;}
.hero h1 em{font-style:normal;color:var(--badge-mint);}
.hero-sub{margin-top:18px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.82);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
@media(max-width:640px){.hero-actions .btn{width:100%;}}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.stat{display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);}
.stat b{font-size:20px;font-weight:800;color:var(--badge-mint);letter-spacing:-.02em;}
.stat span{font-size:12.5px;color:rgba(255,255,255,.75);}
.hero-visual{position:relative;}
.hero-card{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:0 32px 60px -28px rgba(0,0,0,.6);background:var(--brand-800);}
.hero-card img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .3s var(--ease);}
.hero-card:hover img{transform:scale(1.03);}
.hero-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(6,33,29,.92) 6%,rgba(6,33,29,.15) 58%,transparent);}
.hero-card-info{position:absolute;left:22px;right:22px;bottom:20px;z-index:3;}
.hero-card-info h3{font-size:20px;font-weight:600;line-height:1.45;color:#fff;}
.hero-card-info p{margin-top:8px;font-size:13px;color:rgba(255,255,255,.72);}
.badge{display:inline-flex;align-items:center;gap:5px;height:26px;padding:0 11px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1;}
.badge-live{background:var(--accent-500);color:#fff;}
.badge-soon{background:rgba(63,192,165,.92);color:#04241F;}
.badge-replay{background:rgba(100,117,111,.92);color:#fff;}
.badge-cat{background:var(--brand-50);color:var(--brand-700);}
.badge-dark{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.22);}
.hero-badge{position:absolute;top:18px;left:18px;z-index:3;}
.mini-count{position:absolute;top:16px;right:16px;z-index:3;display:flex;gap:6px;}
.mini-count .cell{min-width:44px;padding:6px 6px 5px;border-radius:12px;background:rgba(6,33,29,.66);border:1px solid rgba(127,217,196,.35);text-align:center;}
.mini-count .cell b{display:block;font-size:17px;font-weight:800;color:var(--badge-mint);}
.mini-count .cell span{font-size:10.5px;color:rgba(255,255,255,.7);}

/* ============ 倒计时板块 ============ */
.count-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);box-shadow:var(--sh-2);
  padding:28px;display:grid;gap:32px;}
@media(min-width:1024px){.count-panel{grid-template-columns:1fr 1fr;padding:38px;gap:44px;align-items:center;}}
.count-grid{display:flex;gap:12px;flex-wrap:wrap;}
.count-cell{flex:1 1 68px;min-width:68px;max-width:92px;border-radius:var(--r-md);background:var(--bg-dark);
  border:1px solid rgba(127,217,196,.32);padding:14px 8px;text-align:center;}
.count-cell b{display:block;font-size:clamp(26px,4vw,38px);font-weight:800;line-height:1.1;color:var(--badge-mint);letter-spacing:-.02em;}
.count-cell span{display:block;margin-top:6px;font-size:12px;color:rgba(255,255,255,.66);}
.field-label{display:block;font-size:14px;font-weight:600;margin-bottom:10px;color:var(--ink-900);}
.form-input{width:100%;height:48px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--bg);
  padding:0 18px;font-size:15px;transition:all .26s var(--ease);}
.form-input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(20,160,133,.22);}
.chips-select{display:flex;flex-wrap:wrap;gap:9px;}
.chip-select{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 15px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;font-size:14px;color:var(--ink-700);transition:all .26s var(--ease);}
.chip-select:hover{border-color:var(--brand-300);color:var(--brand-700);}
.chip-select.is-on{background:var(--brand-50);border-color:var(--brand-300);color:var(--brand-700);font-weight:600;}
.chip-select .tick{font-size:12px;opacity:0;transition:opacity .2s var(--ease);}
.chip-select.is-on .tick{opacity:1;}
.form-note{margin-top:12px;font-size:12.5px;color:var(--ink-500);}
.alert{display:none;margin-top:14px;padding:12px 16px;border-radius:var(--r-sm);font-size:14px;border-left:4px solid;}
.alert.is-show{display:block;}
.alert-ok{background:rgba(23,166,115,.09);border-color:var(--ok);color:#0C6A4A;}
.alert-err{background:rgba(217,83,79,.09);border-color:var(--err);color:#9B3431;}

/* ============ 通用区块头 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap;}
.sec-head h2{font-size:clamp(24px,3vw,32px);font-weight:700;letter-spacing:-.01em;line-height:1.3;}
.sec-head p{margin-top:8px;font-size:14.5px;color:var(--ink-500);max-width:620px;}
.more-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-700);}
.more-link .arr{transition:transform .26s var(--ease);}
.more-link:hover .arr{transform:translateX(3px);}
.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--brand-600);
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px;}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--brand-500);}

/* ============ 时间轴看点 ============ */
.timeline{position:relative;}
.tl-item{display:grid;grid-template-columns:1fr;gap:12px;}
@media(min-width:768px){.tl-item{grid-template-columns:88px 1fr;gap:20px;}}
.tl-time{display:flex;align-items:baseline;gap:8px;font-size:13px;font-weight:600;color:var(--ink-500);}
@media(min-width:768px){.tl-time{justify-content:flex-end;padding-top:22px;}}
.tl-track{position:relative;padding-left:24px;}
@media(min-width:768px){.tl-track{padding-left:28px;}}
.tl-track::before{content:"";position:absolute;left:7px;top:12px;bottom:-8px;width:2px;background:var(--line);}
@media(min-width:768px){.tl-track::before{left:5px;}}
.tl-item:last-child .tl-track::before{display:none;}
.tl-node{position:absolute;left:2px;top:24px;width:12px;height:12px;border-radius:50%;background:var(--brand-500);border:2px solid #fff;box-shadow:0 0 0 2px rgba(20,160,133,.2);}
@media(min-width:768px){.tl-node{left:0;}}
.tl-item.is-now .tl-node{background:var(--accent-500);box-shadow:0 0 0 6px rgba(255,107,61,.18);animation:pulse 2.2s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 5px rgba(255,107,61,.18);}50%{box-shadow:0 0 0 10px rgba(255,107,61,.06);}}
.tl-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;
  box-shadow:var(--sh-1);transition:all .26s var(--ease);position:relative;overflow:hidden;}
.tl-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:transparent;transition:background .26s var(--ease);}
.tl-card:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-3);}
.tl-card:hover::before{background:var(--accent-500);}
.tl-card h3{font-size:17px;font-weight:600;line-height:1.5;}
.tl-card .desc{margin-top:8px;font-size:14px;color:var(--ink-500);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tl-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:16px;}
.host{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-700);}
.host-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;background:var(--brand-50);}
.tl-cta{margin-left:auto;font-size:13.5px;font-weight:600;color:var(--accent-600);display:inline-flex;align-items:center;gap:5px;}

/* ============ 混排网格 ============ */
.mix-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:640px){.mix-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.mix-grid{grid-template-columns:repeat(3,1fr);}}
.media-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);transition:all .26s var(--ease);height:100%;}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.media-cover{position:relative;overflow:hidden;background:var(--brand-800);}
.media-cover img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .3s var(--ease);}
.media-card:hover .media-cover img{transform:scale(1.03);}
.media-cover .mask{position:absolute;inset:0;background:linear-gradient(to top,rgba(6,33,29,.72),transparent 62%);}
.media-cover .cat{position:absolute;left:14px;top:14px;}
.media-cover .st{position:absolute;right:14px;top:14px;}
.media-cover .cap{position:absolute;left:16px;right:16px;bottom:14px;color:#fff;font-size:13px;font-weight:600;}
.media-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.media-body h3{font-size:17px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.media-body .desc{font-size:13.5px;color:var(--ink-500);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.media-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--ink-500);flex-wrap:wrap;}
.media-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-300);}
@media(min-width:1024px){
  .media-card.is-wide{grid-column:span 2;flex-direction:row;}
  .media-card.is-wide .media-cover{flex:1 1 58%;}
  .media-card.is-wide .media-cover img{aspect-ratio:16/10;height:100%;}
  .media-card.is-wide .media-body{flex:1 1 42%;justify-content:center;}
}

/* ============ 最新信息列表 ============ */
.news-grid{display:grid;grid-template-columns:1fr;gap:16px;}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(2,1fr);}}
.news-item{display:flex;gap:16px;align-items:stretch;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:14px;box-shadow:var(--sh-1);transition:all .26s var(--ease);}
.news-item:hover{border-color:var(--brand-300);box-shadow:var(--sh-2);transform:translateY(-3px);}
.news-thumb{flex:none;width:96px;height:72px;border-radius:var(--r-sm);overflow:hidden;background:var(--brand-50);}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
@media(min-width:768px){.news-thumb{width:160px;height:120px;}}
.news-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:8px;}
.news-body h3{font-size:16px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body .desc{font-size:13.5px;color:var(--ink-500);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:12.5px;color:var(--ink-500);}
.news-arrow{display:none;align-items:center;color:var(--ink-300);transition:all .26s var(--ease);}
@media(min-width:768px){.news-arrow{display:flex;}}
.news-item:hover .news-arrow{color:var(--brand-600);transform:translateX(3px);}
.empty-state{border:1px dashed var(--line);background:var(--bg);border-radius:var(--r-md);padding:52px 24px;text-align:center;}
.empty-state .icon{width:52px;height:52px;margin:0 auto 16px;border-radius:50%;background:var(--brand-50);display:grid;place-items:center;color:var(--brand-600);font-size:22px;}
.empty-state p{font-size:15px;color:var(--ink-500);}
.empty-state .btn{margin-top:18px;}

/* ============ 回放横滑 ============ */
.strip-wrap{position:relative;}
.strip{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 18px;scroll-snap-type:x mandatory;scrollbar-width:none;}
.strip::-webkit-scrollbar{display:none;}
.strip-card{flex:0 0 78%;max-width:320px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:all .26s var(--ease);}
@media(min-width:768px){.strip-card{flex:0 0 320px;}}
.strip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.strip-cover{position:relative;overflow:hidden;}
.strip-cover img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .3s var(--ease);}
.strip-card:hover .strip-cover img{transform:scale(1.03);}
.duration{position:absolute;right:12px;bottom:12px;background:rgba(6,33,29,.82);color:#fff;font-size:12px;
  padding:3px 9px;border-radius:var(--r-pill);}
.strip-body{padding:16px 18px 18px;}
.strip-body h3{font-size:16px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.strip-body .meta{margin-top:10px;font-size:12.5px;color:var(--ink-500);}
.strip-veil{position:absolute;top:0;bottom:18px;width:56px;pointer-events:none;z-index:2;display:none;}
@media(min-width:768px){.strip-veil{display:block;}}
.strip-veil.left{left:0;background:linear-gradient(to right,var(--bg),transparent);}
.strip-veil.right{right:0;background:linear-gradient(to left,var(--bg),transparent);}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:10px;max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:box-shadow .26s var(--ease);}
.faq-item:hover{box-shadow:var(--sh-2);}
.faq-q{width:100%;display:flex;align-items:center;gap:14px;text-align:left;padding:18px 20px;font-size:16px;font-weight:600;position:relative;}
.faq-q::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--brand-500);flex:none;transition:background .26s var(--ease);}
.faq-item.is-open .faq-q::before{background:var(--accent-500);}
.faq-plus{margin-left:auto;flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink-500);font-size:15px;transition:transform .26s var(--ease),color .26s var(--ease);}
.faq-item.is-open .faq-plus{transform:rotate(45deg);color:var(--accent-600);border-color:var(--accent-400);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease);}
.faq-a-inner{padding:0 20px 20px 38px;font-size:14.5px;color:var(--ink-700);line-height:1.85;}

/* ============ CTA ============ */
.cta-band{background:var(--grad-brand);border-radius:var(--r-xl);padding:34px 28px;color:#fff;position:relative;overflow:hidden;
  display:flex;flex-direction:column;gap:24px;box-shadow:var(--sh-3);}
.cta-band::after{content:"";position:absolute;width:420px;height:420px;right:-140px;bottom:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,227,176,.24),transparent 68%);}
@media(min-width:1024px){.cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:44px 48px;}}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;position:relative;z-index:2;}
.cta-band p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.8);max-width:560px;position:relative;z-index:2;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-dark);color:var(--ink-300);margin-top:0;}
.footer-bar{height:2px;background:linear-gradient(90deg,#0E5C4F 0%,#FF6B3D 100%);}
.footer-main{display:grid;grid-template-columns:1fr;gap:32px;padding:52px 0 36px;}
@media(min-width:768px){.footer-main{grid-template-columns:1.4fr 1fr 1fr;}}
@media(min-width:1024px){.footer-main{grid-template-columns:1.6fr 1fr 1fr 1.2fr;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo-mark{background:linear-gradient(135deg,#0E5C4F,#3FC0A5);}
.footer-brand .name{font-size:16px;font-weight:700;color:#fff;}
.footer-desc{font-size:13px;line-height:1.9;color:var(--ink-300);max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-col li{font-size:13px;line-height:1.9;margin-bottom:8px;}
.footer-col a:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:2px;}
.footer-contact p{font-size:13px;line-height:1.9;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;font-size:12.5px;color:var(--ink-300);}
.footer-bottom a:hover{color:var(--brand-300);}
@media(max-width:767px){
  .footer-main{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-brand-col{grid-column:1 / -1;}
}

/* roulang page: article */
:root {
    --brand-900: #062B26;
    --brand-800: #0A3C35;
    --brand-700: #0E5C4F;
    --brand-600: #12806E;
    --brand-500: #14A085;
    --brand-400: #3FC0A5;
    --brand-300: #7FD9C4;
    --brand-50: #EAF6F2;
    --accent-600: #E0521F;
    --accent-500: #FF6B3D;
    --accent-400: #FF9166;
    --accent-end: #FFB03A;
    --badge-mint: #2BE3B0;
    --ink-900: #16211F;
    --ink-700: #35443F;
    --ink-500: #64756F;
    --ink-300: #A9B6B2;
    --line: #E4EBE8;
    --surface: #FFFFFF;
    --bg: #F5F8F7;
    --bg-dark: #06211D;
    --ok: #17A673;
    --warn: #F0A020;
    --err: #D9534F;
    --r-sm: 10px;
    --r-md: 16px;
    --r-lg: 22px;
    --r-xl: 28px;
    --r-pill: 999px;
    --sh-1: 0 1px 2px rgba(8,49,44,.06);
    --sh-2: 0 8px 24px -12px rgba(8,49,44,.18);
    --sh-3: 0 20px 48px -20px rgba(8,49,44,.28);
    --grad-brand: linear-gradient(135deg, #062B26 0%, #0E5C4F 45%, #14A085 100%);
    --grad-accent: linear-gradient(90deg, #FF6B3D 0%, #FFB03A 100%);
    --ease: cubic-bezier(.2,.7,.3,1);
    --t: 280ms var(--ease);
  }

  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  body {
    margin: 0;
    font-family: 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', system-ui, sans-serif;
    background: var(--bg);
    color: var(--ink-900);
    font-size: 16px;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }
  a { color: inherit; text-decoration: none; transition: color var(--t), background-color var(--t), border-color var(--t), transform var(--t), box-shadow var(--t); }
  img { display: block; max-width: 100%; height: auto; }
  button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
  input, textarea, select { font: inherit; color: inherit; }
  ul, ol { margin: 0; padding: 0; list-style: none; }
  h1, h2, h3, h4, p, figure, blockquote { margin: 0; }
  :focus-visible { outline: 2px solid var(--brand-500); outline-offset: 2px; border-radius: 4px; }

  .container { width: 100%; max-width: 1200px; margin: 0 auto; padding-left: 16px; padding-right: 16px; }
  @media (min-width: 1024px) { .container { padding-left: 24px; padding-right: 24px; } }

  .num { font-variant-numeric: tabular-nums; }

  /* ====== HEADER ====== */
  .site-header {
    position: sticky; top: 0; z-index: 60;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
    transition: box-shadow var(--t);
  }
  .site-header.is-stuck { box-shadow: var(--sh-1); }

  .brand-row { transition: height 240ms var(--ease), padding 240ms var(--ease); height: 60px; display: flex; align-items: center; }
  .site-header.is-stuck .brand-row { height: 52px; }

  .brand-inner { display: flex; align-items: center; gap: 16px; }

  .brand { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
  .logo-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: 10px;
    background: var(--grad-brand);
    color: #fff; font-weight: 800; font-size: 17px;
    letter-spacing: -.02em;
    box-shadow: var(--sh-2);
  }
  .brand-name {
    font-size: 17px; font-weight: 700; letter-spacing: -.01em; color: var(--ink-900);
    white-space: nowrap;
  }
  .brand:hover .brand-name { color: var(--brand-600); }

  .trend-line {
    display: none; flex: 1 1 auto; min-width: 0;
    align-items: center; gap: 8px;
    font-size: 13px; color: var(--ink-500);
  }
  .trend-label {
    flex-shrink: 0; display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px; border-radius: var(--r-pill);
    background: var(--brand-50); color: var(--brand-700);
    font-weight: 600; font-size: 12px;
  }
  .trend-scroll { overflow-x: auto; white-space: nowrap; scrollbar-width: none; }
  .trend-scroll::-webkit-scrollbar { display: none; }
  .trend-scroll a { margin-right: 14px; color: var(--ink-500); }
  .trend-scroll a:hover { color: var(--brand-600); }
  @media (min-width: 1024px) { .trend-line { display: flex; } }

  .brand-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }

  .search-pill {
    display: none; align-items: center; gap: 8px;
    height: 38px; padding: 0 6px 0 14px;
    background: var(--bg); border: 1px solid var(--line);
    border-radius: var(--r-pill);
    transition: border-color var(--t), box-shadow var(--t), background var(--t);
  }
  .search-pill:focus-within { border-color: var(--brand-500); box-shadow: 0 0 0 3px rgba(20,160,133,.18); background: #fff; }
  .search-pill input { border: none; outline: none; background: transparent; width: 140px; font-size: 13px; color: var(--ink-900); }
  .search-pill input::placeholder { color: var(--ink-300); }
  .search-pill button {
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--brand-500); color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    transition: background var(--t);
  }
  .search-pill button:hover { background: var(--brand-600); }
  @media (min-width: 768px) { .search-pill { display: inline-flex; } }

  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    height: 40px; padding: 0 18px; border-radius: var(--r-pill);
    font-size: 14px; font-weight: 600; white-space: nowrap;
    transition: transform var(--t), background var(--t), color var(--t), border-color var(--t), box-shadow var(--t);
  }
  .btn:active { transform: translateY(1px); }
  .btn-primary { background: var(--grad-accent); color: #fff; box-shadow: 0 6px 18px -8px rgba(224,82,31,.7); }
  .btn-primary:hover { filter: brightness(1.06); transform: translateY(-1px); }
  .btn-ghost { border: 1px solid var(--line); color: var(--ink-900); background: #fff; }
  .btn-ghost:hover { border-color: var(--brand-500); color: var(--brand-700); }
  .btn-outline-light { border: 1px solid rgba(255,255,255,.42); color: #fff; background: transparent; }
  .btn-outline-light:hover { background: rgba(255,255,255,.1); border-color: #fff; }
  .btn-sm { height: 34px; padding: 0 14px; font-size: 13px; }

  .hamburger {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: var(--r-sm);
    background: var(--bg); border: 1px solid var(--line);
    transition: transform 200ms var(--ease), background var(--t);
  }
  .hamburger:hover { background: var(--brand-50); }
  .hamburger.is-open { transform: rotate(180deg); background: var(--brand-50); }
  @media (min-width: 1024px) { .hamburger { display: none; } }

  /* ====== CHANNEL ROW ====== */
  .channel-row { border-top: 1px solid var(--line); background: rgba(255,255,255,.75); }
  .channel-inner {
    display: flex; align-items: center; gap: 4px;
    max-width: 1200px; margin: 0 auto;
    padding: 6px 16px;
    overflow-x: auto; scrollbar-width: none;
  }
  .channel-inner::-webkit-scrollbar { display: none; }
  @media (min-width: 1024px) { .channel-inner { padding: 6px 24px; gap: 8px; } }
  .channel-link {
    position: relative;
    padding: 8px 14px; border-radius: var(--r-pill);
    font-size: 14px; font-weight: 600; color: var(--ink-700);
    white-space: nowrap;
    transition: color var(--t), background var(--t);
  }
  .channel-link::after {
    content: "";
    position: absolute; left: 14px; right: 14px; bottom: 2px;
    height: 2px; border-radius: 2px; background: var(--brand-500);
    transform: scaleX(0); transform-origin: left;
    transition: transform 260ms var(--ease);
  }
  .channel-link:hover { color: var(--brand-600); }
  .channel-link:hover::after { transform: scaleX(1); }
  .channel-link.is-active { background: var(--brand-50); color: var(--brand-700); }
  .channel-link.is-active::after { display: none; }

  .chip-row { display: none; gap: 8px; margin-left: auto; padding-left: 12px; }
  .chip {
    padding: 6px 12px; border-radius: var(--r-pill);
    background: var(--bg); color: var(--ink-500);
    font-size: 13px; white-space: nowrap;
    transition: background var(--t), color var(--t);
  }
  .chip:hover { background: var(--brand-50); color: var(--brand-700); }
  @media (min-width: 1024px) { .chip-row { display: flex; } }

  /* ====== DRAWER ====== */
  .drawer-mask {
    position: fixed; inset: 0; z-index: 80;
    background: rgba(6,43,38,.45);
    opacity: 0; pointer-events: none; transition: opacity 240ms var(--ease);
  }
  .drawer-mask.is-open { opacity: 1; pointer-events: auto; }
  .drawer {
    position: fixed; top: 0; right: 0; bottom: 0; z-index: 90;
    width: 82vw; max-width: 340px;
    background: #fff; box-shadow: -20px 0 40px -20px rgba(6,43,38,.4);
    transform: translateX(100%); transition: transform 260ms var(--ease);
    display: flex; flex-direction: column;
    padding: 18px 18px 22px;
    overflow-y: auto;
  }
  .drawer.is-open { transform: translateX(0); }
  .drawer-brand { display: flex; align-items: center; gap: 10px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
  .drawer-nav { display: flex; flex-direction: column; padding-top: 10px; }
  .drawer-nav a {
    display: flex; align-items: center; min-height: 44px;
    padding: 0 12px; border-radius: var(--r-sm);
    font-size: 15px; font-weight: 600; color: var(--ink-700);
  }
  .drawer-nav a:hover, .drawer-nav a.is-active { background: var(--brand-50); color: var(--brand-700); }
  .drawer-search { margin-top: 14px; display: flex; gap: 8px; }
  .drawer-search input {
    flex: 1; height: 44px; border-radius: var(--r-pill);
    border: 1px solid var(--line); background: var(--bg);
    padding: 0 16px; font-size: 14px; outline: none;
  }
  .drawer-search input:focus { border-color: var(--brand-500); background: #fff; }
  .drawer-cta { margin-top: 16px; }
  .drawer-cta .btn { width: 100%; }

  /* ====== PAGE ====== */
  .page-hero {
    background: var(--grad-brand);
    color: #fff;
    position: relative;
    overflow: hidden;
    padding: 34px 0 42px;
  }
  .page-hero::before {
    content: "";
    position: absolute; top: -140px; right: -120px;
    width: 420px; height: 420px; border-radius: 50%;
    background: radial-gradient(circle, rgba(43,227,176,.22) 0%, transparent 65%);
    pointer-events: none;
  }
  .page-hero::after {
    content: "";
    position: absolute; left: -100px; bottom: -160px;
    width: 360px; height: 360px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,107,61,.16) 0%, transparent 68%);
    pointer-events: none;
  }
  .page-hero-inner { position: relative; z-index: 2; }

  .breadcrumb {
    display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
    font-size: 13px; color: var(--brand-300);
    margin-bottom: 22px;
  }
  .breadcrumb a:hover { color: #fff; }
  .breadcrumb .sep { opacity: .55; }
  .breadcrumb .current { color: rgba(255,255,255,.92); max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

  .eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px; border-radius: var(--r-pill);
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    font-size: 12px; font-weight: 600; letter-spacing: .04em;
    color: var(--brand-300);
    margin-bottom: 18px;
  }
  .eyebrow .dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--accent-500);
    box-shadow: 0 0 0 4px rgba(255,107,61,.28);
    animation: breathe 2.6s ease-in-out infinite;
  }
  @keyframes breathe {
    0%, 100% { box-shadow: 0 0 0 4px rgba(255,107,61,.28); }
    50% { box-shadow: 0 0 0 9px rgba(255,107,61,.06); }
  }

  .article-h1 {
    font-size: clamp(24px, 3.2vw, 38px);
    line-height: 1.32; font-weight: 700; letter-spacing: -.01em;
    color: #fff;
    max-width: 860px;
  }

  .meta-row {
    display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px;
    margin-top: 22px;
    font-size: 13px; color: rgba(255,255,255,.7);
  }
  .meta-pill {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 12px; border-radius: var(--r-pill);
    background: rgba(43,227,176,.18);
    color: #BFF7E5;
    font-size: 12px; font-weight: 600;
  }
  .meta-row .dot-sep { width: 4px; height: 4px; border-radius: 50%; background: rgba(255,255,255,.32); }

  /* ====== ARTICLE LAYOUT ====== */
  .article-wrap { padding: 46px 0 76px; }
  .article-grid { display: grid; grid-template-columns: 1fr; gap: 36px; }
  @media (min-width: 1024px) {
    .article-grid { grid-template-columns: minmax(0, 1fr) 240px; gap: 60px; }
    .article-main { max-width: 820px; justify-self: center; width: 100%; }
  }

  .article-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 28px 22px;
    box-shadow: var(--sh-1);
  }
  @media (min-width: 768px) { .article-card { padding: 44px 52px; } }

  /* article body typography */
  .article-body { font-size: 17px; line-height: 1.9; color: var(--ink-700); }
  .article-body > * + * { margin-top: 1.2em; }
  .article-body p { margin: 0; }
  .article-body h2 {
    position: relative;
    font-size: 24px; font-weight: 700; color: var(--ink-900);
    line-height: 1.45;
    margin-top: 40px; margin-bottom: 16px;
    padding-left: 14px;
  }
  .article-body h2::before {
    content: ""; position: absolute; left: 0; top: 6px; bottom: 6px;
    width: 4px; border-radius: 2px; background: var(--brand-500);
  }
  .article-body h3 {
    font-size: 19px; font-weight: 700; color: var(--ink-900);
    margin-top: 28px; margin-bottom: 12px;
    line-height: 1.5;
  }
  .article-body h4 { font-size: 17px; font-weight: 700; color: var(--ink-900); margin-top: 22px; margin-bottom: 10px; }
  .article-body ul, .article-body ol { padding-left: 1.4em; }
  .article-body ul { list-style: disc; }
  .article-body ol { list-style: decimal; }
  .article-body li { line-height: 1.85; margin: 6px 0; }
  .article-body li::marker { color: var(--brand-500); }
  .article-body a { color: var(--brand-700); border-bottom: 1px solid rgba(20,160,133,.35); }
  .article-body a:hover { color: var(--brand-500); border-bottom-color: var(--brand-500); }
  .article-body blockquote {
    margin: 22px 0;
    padding: 16px 22px;
    border-left: 4px solid var(--brand-500);
    background: var(--brand-50);
    border-radius: 0 var(--r-md) var(--r-md) 0;
    color: var(--ink-700);
    font-size: 16.5px;
  }
  .article-body img {
    border-radius: var(--r-md);
    margin: 22px 0 8px;
    box-shadow: var(--sh-2);
  }
  .article-body figure { margin: 22px 0; }
  .article-body figcaption { font-size: 12px; color: var(--ink-500); text-align: center; margin-top: 8px; }
  .article-body table {
    width: 100%; border-collapse: collapse;
    font-size: 15px;
    border-radius: var(--r-sm); overflow: hidden;
    box-shadow: var(--sh-1);
    background: #fff;
    display: block; overflow-x: auto;
    white-space: nowrap;
  }
  .article-body thead { background: var(--brand-50); }
  .article-body th, .article-body td { padding: 10px 14px; text-align: left; }
  .article-body th { font-weight: 600; color: var(--brand-700); font-size: 14px; }
  .article-body tbody tr + tr td { border-top: 1px solid var(--line); border-bottom: none; }
  .article-body tr { border-bottom: 1px solid var(--line); }
  .article-body code {
    background: var(--bg-dark); color: var(--badge-mint);
    padding: 2px 6px; border-radius: 6px;
    font-size: 13px;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  }
  .article-body pre {
    background: var(--bg-dark);
    color: #d6f6ec;
    padding: 16px 18px;
    border-radius: var(--r-sm);
    font-size: 13px; line-height: 1.7;
    overflow-x: auto;
    margin: 22px 0;
  }
  .article-body pre code { background: transparent; padding: 0; color: inherit; }

  /* TOC */
  .toc {
    display: none;
    position: sticky; top: 108px;
    align-self: start;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 18px 16px;
    box-shadow: var(--sh-1);
  }
  @media (min-width: 1024px) { .toc { display: block; } }
  .toc h4 {
    font-size: 13px; font-weight: 700; color: var(--ink-900);
    padding-bottom: 10px; margin-bottom: 10px;
    border-bottom: 1px solid var(--line);
    display: flex; align-items: center; gap: 8px;
  }
  .toc h4::before {
    content: ""; width: 3px; height: 14px; border-radius: 2px; background: var(--brand-500);
  }
  .toc ul { display: flex; flex-direction: column; gap: 4px; font-size: 13px; }
  .toc a {
    display: block; padding: 6px 10px;
    color: var(--ink-500);
    border-left: 2px solid transparent;
    border-radius: 6px;
    line-height: 1.55;
  }
  .toc a:hover { background: var(--brand-50); color: var(--brand-700); }
  .toc a.is-current { color: var(--brand-600); border-left-color: var(--brand-500); background: var(--brand-50); font-weight: 600; }

  /* Subscription block */
  .subscribe-block {
    margin-top: 42px;
    padding: 26px 24px;
    background: var(--grad-brand);
    border-radius: var(--r-lg);
    color: #fff;
    position: relative;
    overflow: hidden;
  }
  .subscribe-block::before {
    content: "";
    position: absolute; right: -80px; top: -80px;
    width: 260px; height: 260px; border-radius: 50%;
    background: radial-gradient(circle, rgba(43,227,176,.22) 0%, transparent 70%);
  }
  .subscribe-block > * { position: relative; z-index: 2; }
  .subscribe-block h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
  .subscribe-block p { font-size: 13.5px; color: rgba(255,255,255,.78); margin-bottom: 16px; }
  .subscribe-form { display: flex; gap: 10px; flex-wrap: wrap; }
  .subscribe-form input {
    flex: 1; min-width: 200px; height: 46px;
    border-radius: var(--r-pill);
    border: 1px solid rgba(255,255,255,.26);
    background: rgba(255,255,255,.1);
    color: #fff;
    padding: 0 18px;
    font-size: 14px;
    outline: none;
    transition: border-color var(--t), background var(--t), box-shadow var(--t);
  }
  .subscribe-form input::placeholder { color: rgba(255,255,255,.55); }
  .subscribe-form input:focus { border-color: var(--brand-300); background: rgba(255,255,255,.16); box-shadow: 0 0 0 3px rgba(127,217,196,.25); }
  .subscribe-form .btn { height: 46px; }
  .subscribe-hint { margin-top: 12px; font-size: 12px; color: rgba(255,255,255,.6); }
  .form-note { margin-top: 10px; font-size: 13px; padding: 10px 14px; border-radius: var(--r-sm); display: none; }
  .form-note.is-ok { display: block; background: rgba(23,166,115,.16); border-left: 4px solid var(--ok); color: #B7F1DD; }
  .form-note.is-err { display: block; background: rgba(217,83,79,.16); border-left: 4px solid var(--err); color: #FFD7D5; }

  /* Tags */
  .tag-row { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
  .tag-row .label { font-size: 13px; color: var(--ink-500); margin-right: 4px; }
  .tag {
    display: inline-flex; align-items: center;
    padding: 6px 14px;
    background: var(--bg); border: 1px solid var(--line);
    border-radius: var(--r-pill);
    font-size: 13px; color: var(--ink-700);
  }
  .tag:hover { background: var(--brand-50); border-color: var(--brand-300); color: var(--brand-700); }

  /* prev/next */
  .nav-cards { margin-top: 28px; display: grid; gap: 14px; grid-template-columns: 1fr; }
  @media (min-width: 640px) { .nav-cards { grid-template-columns: 1fr 1fr; } }
  .nav-card {
    display: flex; gap: 12px;
    padding: 18px 20px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    box-shadow: var(--sh-1);
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  }
  .nav-card:hover { transform: translateY(-3px); box-shadow: var(--sh-3); border-color: var(--brand-300); }
  .nav-card .dir { font-size: 12px; color: var(--ink-500); margin-bottom: 4px; }
  .nav-card .title { font-size: 15px; font-weight: 600; color: var(--ink-900); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .nav-card .arrow {
    flex-shrink: 0; width: 32px; height: 32px; border-radius: 50%;
    background: var(--brand-50); color: var(--brand-700);
    display: inline-flex; align-items: center; justify-content: center;
    margin-left: auto;
  }

  /* Related */
  .related-section { margin-top: 72px; }
  .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
  .section-head h2 { font-size: clamp(20px, 2vw, 26px); font-weight: 700; color: var(--ink-900); letter-spacing: -.01em; }
  .section-head .more {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 14px; font-weight: 600; color: var(--brand-700);
  }
  .section-head .more:hover { color: var(--brand-500); }
  .section-head .more svg { transition: transform var(--t); }
  .section-head .more:hover svg { transform: translateX(3px); }

  .card-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
  @media (min-width: 640px) { .card-grid { grid-template-columns: 1fr 1fr; } }
  @media (min-width: 1024px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }

  .card {
    display: flex; flex-direction: column;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--sh-1);
    transition: transform var(--t), box-shadow var(--t);
  }
  .card:hover { transform: translateY(-4px); box-shadow: var(--sh-3); }
  .card-media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: var(--bg); }
  .card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 420ms var(--ease); }
  .card:hover .card-media img { transform: scale(1.03); }
  .card-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
  .card-title { font-size: 17px; font-weight: 600; color: var(--ink-900); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .card:hover .card-title { color: var(--brand-700); }
  .card-desc { font-size: 14px; color: var(--ink-500); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .card-meta { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--ink-500); margin-top: auto; padding-top: 6px; }
  .badge-cat {
    display: inline-flex; align-items: center; padding: 3px 10px;
    background: var(--brand-50); color: var(--brand-700);
    border-radius: var(--r-pill);
    font-size: 12px; font-weight: 600;
  }

  /* Empty */
  .empty-state {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-align: center; gap: 12px;
    padding: 52px 24px;
    background: var(--bg);
    border: 1px dashed var(--line);
    border-radius: var(--r-md);
  }
  .empty-state svg { color: var(--ink-300); }
  .empty-state p { color: var(--ink-500); font-size: 15px; }
  .empty-state .btn { margin-top: 4px; }

  /* ====== FOOTER ====== */
  .site-footer { background: var(--bg-dark); color: #fff; margin-top: 0; }
  .footer-bar { height: 2px; background: linear-gradient(90deg, #0E5C4F 0%, #FF6B3D 100%); }
  .footer-main {
    display: grid; grid-template-columns: 1fr; gap: 32px;
    padding: 48px 0 36px;
  }
  @media (min-width: 640px) { .footer-main { grid-template-columns: 1fr 1fr; } }
  @media (min-width: 1024px) { .footer-main { grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding: 56px 0 40px; } }
  .footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
  .footer-brand .name { font-size: 17px; font-weight: 700; color: #fff; }
  .footer-desc { font-size: 13.5px; line-height: 1.9; color: var(--ink-300); max-width: 340px; }
  .footer-col h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 14px; }
  .footer-col ul { display: flex; flex-direction: column; gap: 6px; }
  .footer-col a { font-size: 13px; color: var(--ink-300); line-height: 1.9; }
  .footer-col a:hover { color: var(--brand-300); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 2px; }
  .footer-contact p { font-size: 13px; color: var(--ink-300); line-height: 1.95; }
  .footer-bottom {
    display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; align-items: center;
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,.08);
    font-size: 12.5px; color: var(--ink-300);
  }
  .footer-bottom a { color: var(--ink-300); }
  .footer-bottom a:hover { color: var(--brand-300); }

  /* misc */
  .hidden { display: none !important; }
  .sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* roulang page: category1 */
:root{
    --brand-900:#062B26; --brand-800:#0A3C35; --brand-700:#0E5C4F; --brand-600:#12806E;
    --brand-500:#14A085; --brand-400:#3FC0A5; --brand-300:#7FD9C4; --brand-50:#EAF6F2;
    --accent-600:#E0521F; --accent-500:#FF6B3D; --accent-400:#FF9166; --accent-end:#FFB03A;
    --badge-mint:#2BE3B0;
    --ink-900:#16211F; --ink-700:#35443F; --ink-500:#64756F; --ink-300:#A9B6B2;
    --line:#E4EBE8; --surface:#FFFFFF; --bg:#F5F8F7; --bg-dark:#06211D;
    --ok:#17A673; --warn:#F0A020; --err:#D9534F;
    --r-sm:10px; --r-md:16px; --r-lg:22px; --r-xl:28px; --r-pill:999px;
    --sh-1:0 1px 2px rgba(8,49,44,.06);
    --sh-2:0 8px 24px -12px rgba(8,49,44,.18);
    --sh-3:0 20px 48px -20px rgba(8,49,44,.28);
    --ease:cubic-bezier(.2,.7,.3,1);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;background:var(--bg);color:var(--ink-900);
    font-family:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
    font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
  input{font:inherit;}
  h1,h2,h3,h4,p,ul,ol{margin:0;}
  ul{list-style:none;padding:0;}
  :focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}
  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
  @media(min-width:768px){.container{padding-left:24px;padding-right:24px;}}

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.92);
    -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
    border-bottom:1px solid transparent;
    transition:box-shadow 240ms var(--ease),border-color 240ms var(--ease);
  }
  .site-header.is-compact{border-bottom-color:var(--line);box-shadow:var(--sh-1);}
  .brand-row{
    height:70px;display:flex;align-items:center;
    transition:height 240ms var(--ease);
  }
  .site-header.is-compact .brand-row{height:54px;}
  .brand-inner{display:flex;align-items:center;gap:20px;width:100%;}
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .logo-mark{
    width:36px;height:36px;border-radius:12px;flex:0 0 36px;
    background:linear-gradient(135deg,#062B26 0%,#0E5C4F 45%,#14A085 100%);
    color:#fff;font-weight:800;font-size:18px;display:flex;align-items:center;justify-content:center;
    box-shadow:var(--sh-2);letter-spacing:.02em;
  }
  .brand-text{font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap;}
  .trend-bar{
    display:none;flex:1 1 auto;min-width:0;align-items:center;gap:10px;
    padding:6px 14px;border-radius:var(--r-pill);background:var(--bg);
  }
  .trend-label{font-size:12px;font-weight:600;color:var(--brand-700);flex:0 0 auto;}
  .trend-track{display:flex;gap:16px;overflow-x:auto;scrollbar-width:none;white-space:nowrap;}
  .trend-track::-webkit-scrollbar{display:none;}
  .trend-item{font-size:13px;color:var(--ink-500);transition:color 260ms var(--ease);}
  .trend-item:hover{color:var(--brand-700);}
  .brand-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
  .search-box{display:none;}
  .search-box input{
    width:210px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);
    background:var(--bg);padding:0 18px;font-size:14px;color:var(--ink-900);
    transition:all 260ms var(--ease);
  }
  .search-box input::placeholder{color:var(--ink-300);}
  .search-box input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(20,160,133,.35);}
  .nav-toggle{
    width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;
    display:flex;align-items:center;justify-content:center;transition:all 260ms var(--ease);
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;position:relative;transition:transform 200ms var(--ease);}
  .nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;transition:transform 200ms var(--ease);}
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}
  .nav-toggle.is-open span{transform:rotate(45deg);}
  .nav-toggle.is-open span::before{transform:rotate(-90deg) translateX(6px);}
  .nav-toggle.is-open span::after{opacity:0;}
  .nav-toggle:hover{border-color:var(--brand-500);}

  .channel-row{display:none;border-top:1px solid var(--line);}
  .channel-inner{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;height:52px;display:flex;align-items:center;gap:8px;}
  .channel-link{
    position:relative;padding:8px 14px;border-radius:var(--r-pill);
    font-size:14px;font-weight:600;color:var(--ink-700);white-space:nowrap;
    transition:color 260ms var(--ease),background 260ms var(--ease);
  }
  .channel-link::after{
    content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
    background:var(--brand-500);transform:scaleX(0);transform-origin:left;
    transition:transform 260ms var(--ease);
  }
  .channel-link:hover{color:var(--brand-600);}
  .channel-link:hover::after{transform:scaleX(1);}
  .channel-link.is-active{background:var(--brand-50);color:var(--brand-700);}
  .channel-link.is-active::after{transform:scaleX(0);}
  .chip-row{display:flex;gap:8px;margin-left:auto;overflow-x:auto;scrollbar-width:none;}
  .chip-row::-webkit-scrollbar{display:none;}
  .chip{
    font-size:13px;padding:6px 14px;border-radius:var(--r-pill);background:var(--bg);color:var(--ink-500);
    white-space:nowrap;transition:all 260ms var(--ease);
  }
  .chip:hover{background:var(--brand-50);color:var(--brand-700);}
  @media(min-width:1024px){
    .search-box{display:block;}
    .trend-bar{display:flex;}
    .channel-row{display:block;}
    .nav-toggle{display:none;}
  }

  /* 抽屉 */
  .drawer-mask{position:fixed;inset:0;background:rgba(6,43,38,.45);opacity:0;pointer-events:none;transition:opacity 240ms var(--ease);z-index:80;}
  .drawer-mask.is-open{opacity:1;pointer-events:auto;}
  .drawer{
    position:fixed;top:0;right:0;height:100%;width:82vw;max-width:340px;z-index:90;
    background:#fff;padding:22px 20px;overflow-y:auto;box-shadow:var(--sh-3);
    transform:translateX(105%);transition:transform 280ms var(--ease);
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-brand{display:flex;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--line);}
  .drawer-title{font-size:12px;font-weight:600;color:var(--ink-500);margin:20px 0 8px;letter-spacing:.04em;}
  .drawer-link{
    display:flex;align-items:center;min-height:44px;padding:0 12px;border-radius:var(--r-md);
    font-size:15px;font-weight:600;color:var(--ink-700);transition:all 260ms var(--ease);
  }
  .drawer-link:hover,.drawer-link.is-active{background:var(--brand-50);color:var(--brand-700);}
  .drawer-search input{
    width:100%;height:46px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--bg);
    padding:0 18px;font-size:14px;margin-top:16px;
  }
  .drawer-search input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(20,160,133,.35);}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 22px;border-radius:var(--r-pill);
    font-size:14px;font-weight:600;white-space:nowrap;
    transition:transform 260ms var(--ease),background 260ms var(--ease),box-shadow 260ms var(--ease),border-color 260ms var(--ease);
  }
  .btn-primary{background:linear-gradient(90deg,#FF6B3D 0%,#FFB03A 100%);color:#fff;box-shadow:0 10px 24px -14px rgba(224,82,31,.9);}
  .btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.45);color:#fff;}
  .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;}
  .btn-outline{background:#fff;border:1px solid var(--line);color:var(--ink-900);}
  .btn-outline:hover{border-color:var(--brand-500);color:var(--brand-700);}
  .btn-sm{min-height:38px;padding:0 18px;font-size:13px;}
  .btn:disabled{opacity:.4;cursor:not-allowed;}

  /* ============ 徽章 ============ */
  .pill{
    display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:var(--r-pill);
    font-size:12px;font-weight:600;background:var(--brand-50);color:var(--brand-700);
  }
  .pill-accent{background:rgba(255,107,61,.12);color:var(--accent-600);}
  .pill-muted{background:#EEF2F1;color:var(--ink-500);}
  .pill-live{background:var(--accent-500);color:#fff;}
  .pill-soon{background:rgba(63,192,165,.16);color:var(--brand-700);}
  .num{font-variant-numeric:tabular-nums;}

  /* ============ 页面横幅 ============ */
  .page-banner{
    position:relative;overflow:hidden;color:#fff;
    background:linear-gradient(135deg,#062B26 0%,#0E5C4F 45%,#14A085 100%);
    padding:38px 0 42px;
  }
  .page-banner::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    opacity:.18;mix-blend-mode:screen;
  }
  .page-banner::after{
    content:"";position:absolute;top:-140px;right:-80px;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(43,227,176,.28) 0%,rgba(43,227,176,0) 70%);
  }
  .banner-inner{position:relative;z-index:2;}
  .breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:14px;flex-wrap:wrap;}
  .breadcrumb a:hover{color:#fff;}
  .breadcrumb .crumb-arrow{opacity:.6;}
  .breadcrumb .crumb-current{color:rgba(255,255,255,.95);font-weight:600;}
  .banner-title{font-size:clamp(26px,3.6vw,40px);line-height:1.22;font-weight:700;letter-spacing:-.01em;}
  .banner-sub{margin-top:14px;font-size:15px;color:rgba(255,255,255,.82);max-width:720px;}
  .banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
  .banner-tag{
    font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--r-pill);
    background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);color:#fff;
  }

  /* ============ 主体布局 ============ */
  .section{padding:48px 0;}
  @media(min-width:768px){.section{padding:60px 0;}}
  @media(min-width:1024px){.section{padding:72px 0;}}
  .cat-layout{display:grid;grid-template-columns:1fr;gap:32px;align-items:start;}
  @media(min-width:1024px){
    .cat-layout{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:36px;}
  }
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
  .section-title{font-size:clamp(20px,2.4vw,27px);font-weight:700;letter-spacing:-.01em;line-height:1.3;}
  .section-title::before{
    content:"";display:inline-block;width:4px;height:20px;border-radius:3px;
    background:var(--brand-500);margin-right:10px;vertical-align:-3px;
  }
  .section-desc{font-size:14px;color:var(--ink-500);margin-top:8px;}

  /* 列表条目 */
  .entry-list{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
  .entry-item + .entry-item{border-top:1px solid var(--line);}
  .entry-link{
    display:flex;gap:16px;padding:18px;align-items:flex-start;
    transition:background 260ms var(--ease),transform 260ms var(--ease);
  }
  .entry-link:hover{background:var(--brand-50);transform:translateX(2px);}
  .entry-thumb{
    flex:0 0 160px;width:160px;aspect-ratio:4/3;border-radius:var(--r-md);overflow:hidden;background:var(--bg);
  }
  .entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 300ms var(--ease);}
  .entry-link:hover .entry-thumb img{transform:scale(1.03);}
  .entry-body{flex:1 1 auto;min-width:0;}
  .entry-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;}
  .entry-time{font-size:13px;font-weight:600;color:var(--ink-500);font-variant-numeric:tabular-nums;}
  .entry-title{
    font-size:17px;font-weight:600;line-height:1.5;color:var(--ink-900);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    transition:color 260ms var(--ease);
  }
  .entry-link:hover .entry-title{color:var(--brand-700);}
  .entry-desc{
    margin-top:8px;font-size:14px;line-height:1.75;color:var(--ink-500);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .entry-foot{display:flex;align-items:center;gap:14px;margin-top:10px;font-size:12px;color:var(--ink-300);font-variant-numeric:tabular-nums;}
  .entry-arrow{
    flex:0 0 auto;align-self:center;font-size:18px;color:var(--ink-300);
    transition:transform 260ms var(--ease),color 260ms var(--ease);
  }
  .entry-link:hover .entry-arrow{color:var(--brand-600);transform:translateX(3px);}
  @media(max-width:640px){
    .entry-link{padding:14px;gap:12px;}
    .entry-thumb{flex:0 0 96px;width:96px;aspect-ratio:4/3;}
    .entry-title{font-size:16px;}
    .entry-arrow{display:none;}
  }

  .more-row{display:flex;justify-content:center;margin-top:24px;}
  .more-link{
    display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--brand-700);
    padding:11px 22px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
    transition:all 260ms var(--ease);
  }
  .more-link:hover{border-color:var(--brand-500);box-shadow:var(--sh-2);}
  .more-link .arrow{transition:transform 260ms var(--ease);}
  .more-link:hover .arrow{transform:translateX(3px);}

  /* 侧栏 */
  .sidebar{display:flex;flex-direction:column;gap:20px;}
  @media(min-width:1024px){.sidebar{position:sticky;top:104px;}}
  .side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);transition:box-shadow 260ms var(--ease);}
  .side-card:hover{box-shadow:var(--sh-2);}
  .side-title{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
  .side-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand-500);}
  .side-links li + li{margin-top:4px;}
  .side-links a{
    display:flex;align-items:center;justify-content:space-between;gap:8px;
    min-height:44px;padding:0 12px;border-radius:var(--r-md);font-size:14px;font-weight:600;color:var(--ink-700);
    transition:all 260ms var(--ease);
  }
  .side-links a:hover{background:var(--brand-50);color:var(--brand-700);}
  .side-links a.is-current{background:var(--brand-50);color:var(--brand-700);}
  .rank-list li{display:flex;gap:12px;padding:11px 0;align-items:flex-start;}
  .rank-list li + li{border-top:1px solid var(--line);}
  .rank-no{
    flex:0 0 22px;width:22px;height:22px;border-radius:8px;background:var(--bg);color:var(--ink-500);
    font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
    font-variant-numeric:tabular-nums;margin-top:2px;
  }
  .rank-list li:nth-child(-n+3) .rank-no{background:var(--brand-50);color:var(--brand-700);}
  .rank-link{font-size:14px;line-height:1.6;color:var(--ink-700);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color 260ms var(--ease);}
  .rank-link:hover{color:var(--brand-700);}
  .rank-meta{font-size:12px;color:var(--ink-300);margin-top:4px;font-variant-numeric:tabular-nums;}

  /* 表单 */
  .form-field{margin-bottom:14px;}
  .form-label{display:block;font-size:13px;font-weight:600;color:var(--ink-700);margin-bottom:6px;}
  .form-input{
    width:100%;height:46px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--bg);
    padding:0 18px;font-size:14px;color:var(--ink-900);transition:all 260ms var(--ease);
  }
  .form-input::placeholder{color:var(--ink-300);}
  .form-input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(20,160,133,.32);}
  .chips-select{display:flex;flex-wrap:wrap;gap:8px;}
  .chip-toggle{
    display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--r-pill);
    border:1px solid var(--line);background:var(--bg);font-size:13px;font-weight:600;color:var(--ink-500);
    transition:all 260ms var(--ease);
  }
  .chip-toggle .tick{opacity:0;width:12px;transition:opacity 200ms var(--ease);}
  .chip-toggle:hover{border-color:var(--brand-400);color:var(--brand-700);}
  .chip-toggle.is-checked{background:var(--brand-50);border-color:var(--brand-300);color:var(--brand-700);}
  .chip-toggle.is-checked .tick{opacity:1;}
  .form-note{font-size:12px;color:var(--ink-300);margin-top:10px;line-height:1.7;}
  .alert{
    display:flex;gap:10px;padding:11px 14px;border-radius:var(--r-md);font-size:13px;margin-top:12px;
    border-left:4px solid transparent;line-height:1.7;
  }
  .alert-ok{background:rgba(23,166,115,.1);border-left-color:var(--ok);color:#0F7350;}
  .alert-err{background:rgba(217,83,79,.1);border-left-color:var(--err);color:#A33A37;}

  /* FAQ */
  .faq-list{display:flex;flex-direction:column;gap:10px;}
  .faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:box-shadow 260ms var(--ease);}
  .faq-item:hover{box-shadow:var(--sh-1);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;text-align:left;font-size:15px;font-weight:600;color:var(--ink-900);
  }
  .faq-q::before{
    content:"";flex:0 0 4px;width:4px;height:18px;border-radius:2px;background:var(--brand-500);
    margin-right:12px;transition:background 260ms var(--ease);
  }
  .faq-q span:first-of-type{flex:1 1 auto;}
  .faq-item.is-open .faq-q::before{background:var(--accent-500);}
  .faq-icon{
    flex:0 0 24px;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--ink-500);
    transition:transform 260ms var(--ease),color 260ms var(--ease),border-color 260ms var(--ease);
  }
  .faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--accent-500);border-color:var(--accent-400);}
  .faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease);}
  .faq-item.is-open .faq-a{max-height:360px;}
  .faq-a-inner{padding:0 20px 20px 40px;font-size:14px;line-height:1.85;color:var(--ink-500);}
  @media(max-width:640px){.faq-a-inner{padding:0 16px 18px 34px;}}

  /* CTA */
  .cta-wrap{padding-bottom:16px;}
  .cta-card{
    position:relative;overflow:hidden;border-radius:var(--r-xl);color:#fff;
    background:linear-gradient(135deg,#062B26 0%,#0E5C4F 45%,#14A085 100%);
    padding:34px 28px;display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
    box-shadow:var(--sh-3);
  }
  .cta-card::after{
    content:"";position:absolute;right:-90px;bottom:-120px;width:320px;height:320px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,176,58,.24) 0%,rgba(255,176,58,0) 70%);
  }
  .cta-text{position:relative;z-index:2;max-width:620px;}
  .cta-text h2{font-size:clamp(19px,2.2vw,25px);font-weight:700;line-height:1.35;}
  .cta-text p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.8);}
  .cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;}

  /* 页脚 */
  .site-footer{background:var(--bg-dark);color:#fff;margin-top:56px;}
  .footer-bar{height:2px;background:linear-gradient(90deg,#0E5C4F 0%,#FF6B3D 100%);}
  .footer-main{
    display:grid;grid-template-columns:1fr;gap:30px;padding:52px 0 34px;
  }
  @media(min-width:768px){.footer-main{grid-template-columns:1fr 1fr;}}
  @media(min-width:1024px){.footer-main{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;}}
  .footer-brand{display:flex;align-items:center;gap:10px;}
  .footer-brand .name{font-size:17px;font-weight:700;color:#fff;}
  .footer-desc{font-size:13px;line-height:1.9;color:var(--ink-300);margin-top:16px;max-width:340px;}
  .footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
  .footer-col li{line-height:1.9;}
  .footer-col a{font-size:13px;color:var(--ink-300);transition:color 260ms var(--ease);}
  .footer-col a:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:2px;}
  .footer-contact p{font-size:13px;color:var(--ink-300);line-height:1.9;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.1);padding:18px 0 26px;
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:var(--ink-300);
  }
  .footer-bottom a{color:var(--ink-300);transition:color 260ms var(--ease);}
  .footer-bottom a:hover{color:var(--brand-300);}

/* roulang page: category2 */
:root{
  --brand-900:#062B26;--brand-800:#0A3C35;--brand-700:#0E5C4F;--brand-600:#12806E;--brand-500:#14A085;--brand-400:#3FC0A5;--brand-300:#7FD9C4;--brand-50:#EAF6F2;
  --accent-600:#E0521F;--accent-500:#FF6B3D;--accent-400:#FF9166;--accent-end:#FFB03A;
  --badge-mint:#2BE3B0;
  --ink-900:#16211F;--ink-700:#35443F;--ink-500:#64756F;--ink-300:#A9B6B2;
  --line:#E4EBE8;--surface:#FFFFFF;--bg:#F5F8F7;--bg-dark:#06211D;
  --ok:#17A673;--warn:#F0A020;--err:#D9534F;
  --r-sm:10px;--r-md:16px;--r-lg:22px;--r-xl:28px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(8,49,44,.06);
  --sh-2:0 8px 24px -12px rgba(8,49,44,.18);
  --sh-3:0 20px 48px -20px rgba(8,49,44,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --grad-brand:linear-gradient(135deg,#062B26 0%,#0E5C4F 45%,#14A085 100%);
  --grad-cta:linear-gradient(90deg,#FF6B3D 0%,#FFB03A 100%);
}
*,*::before,*::after{box-sizing:border-box}
.site-body{margin:0;padding:0;font-family:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;background:var(--bg);color:var(--ink-900);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.site-img{display:block;max-width:100%;height:auto}
.site-link{color:inherit;text-decoration:none;transition:color 280ms var(--ease)}
.site-btn-reset{font:inherit;border:0;background:none;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px}}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;color:var(--brand-700);padding:10px 16px;border-radius:var(--r-sm);z-index:200}
.skip-link:focus{left:16px;top:16px}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:120;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:box-shadow 240ms var(--ease),background 240ms var(--ease)}
.site-header.is-compact{box-shadow:var(--sh-1);border-bottom:1px solid var(--line)}
.header-top{border-bottom:1px solid var(--line);transition:height 240ms var(--ease);height:66px;display:flex;align-items:center}
.site-header.is-compact .header-top{height:56px}
.header-top-inner{display:flex;align-items:center;gap:18px;width:100%}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:36px;height:36px;flex:0 0 36px;border-radius:12px;background:var(--grad-brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;letter-spacing:.02em;box-shadow:var(--sh-1)}
.brand-name{font-size:17px;font-weight:700;color:var(--ink-900);letter-spacing:-.01em;white-space:nowrap}
.trend-bar{flex:1 1 auto;min-width:0;display:none;align-items:center;gap:10px;overflow:hidden}
@media (min-width:1024px){.trend-bar{display:flex}}
.trend-label{font-size:12px;font-weight:600;color:#fff;background:var(--brand-700);border-radius:var(--r-pill);padding:2px 10px;flex-shrink:0}
.trend-track{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;white-space:nowrap;padding-bottom:2px}
.trend-track::-webkit-scrollbar{display:none}
.trend-track a{font-size:13px;color:var(--ink-500);background:var(--bg);border-radius:var(--r-pill);padding:4px 12px;transition:all 280ms var(--ease)}
.trend-track a:hover{background:var(--brand-50);color:var(--brand-700)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:auto}
.search-shell{display:none}
@media (min-width:1024px){.search-shell{display:block}}
.search-box{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid transparent;border-radius:var(--r-pill);padding:0 14px;height:42px;min-width:236px;transition:all 280ms var(--ease)}
.search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(20,160,133,.22)}
.search-box svg{flex-shrink:0}
.search-input{border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-900);width:100%}
.search-input::placeholder{color:var(--ink-300)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;letter-spacing:.01em;cursor:pointer;border:1px solid transparent;transition:all 280ms var(--ease);text-decoration:none;line-height:1}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 10px 24px -14px rgba(224,82,31,.8)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink-900)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.hamburger{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;border-radius:14px;background:var(--bg);align-items:center;transition:background 280ms var(--ease)}
.hamburger:hover{background:var(--brand-50)}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-700);transition:transform 200ms var(--ease),opacity 200ms var(--ease)}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (min-width:1024px){.hamburger{display:none}}

/* ============ 频道条 ============ */
.channel-row{display:none;border-bottom:1px solid var(--line);background:rgba(255,255,255,.72)}
@media (min-width:1024px){.channel-row{display:block}}
.channel-inner{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:6px;height:52px}
.channel-link{position:relative;font-size:14px;font-weight:500;color:var(--ink-700);padding:8px 14px;border-radius:var(--r-pill);transition:all 280ms var(--ease);white-space:nowrap}
.channel-link::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-500);transform:scaleX(0);transform-origin:left center;transition:transform 280ms var(--ease)}
.channel-link:hover{color:var(--brand-600)}
.channel-link:hover::after{transform:scaleX(1)}
.channel-link.is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600}
.channel-link.is-active::after{display:none}
.chip-row{display:flex;align-items:center;gap:8px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.chip-row::-webkit-scrollbar{display:none}
.chip{font-size:13px;color:var(--ink-500);background:var(--bg);border-radius:var(--r-pill);padding:5px 12px;white-space:nowrap;transition:all 280ms var(--ease)}
.chip:hover{background:var(--brand-50);color:var(--brand-700)}

/* ============ 移动抽屉 ============ */
.drawer-overlay{position:fixed;inset:0;background:rgba(6,43,38,.45);opacity:0;visibility:hidden;transition:opacity 260ms var(--ease),visibility 260ms var(--ease);z-index:190}
.drawer-overlay.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:82vw;max-width:340px;background:#fff;z-index:200;transform:translateX(102%);transition:transform 300ms var(--ease);display:flex;flex-direction:column;padding:20px;overflow-y:auto;box-shadow:var(--sh-3)}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.drawer-close{width:44px;height:44px;border-radius:14px;background:var(--bg);font-size:20px;line-height:1;color:var(--ink-700);display:inline-flex;align-items:center;justify-content:center;transition:background 280ms var(--ease)}
.drawer-close:hover{background:var(--brand-50);color:var(--brand-700)}
.drawer-search{margin-bottom:18px;background:var(--bg);display:flex;align-items:center;gap:8px;border-radius:var(--r-pill);padding:0 14px;height:46px}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.drawer-link{display:flex;align-items:center;min-height:44px;padding:0 14px;border-radius:var(--r-md);font-size:15px;color:var(--ink-700);transition:all 280ms var(--ease)}
.drawer-link:hover{background:var(--brand-50);color:var(--brand-700)}
.drawer-link.is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600}
.no-scroll{overflow:hidden}

/* ============ 面包屑 ============ */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72)}
.breadcrumb a{color:rgba(255,255,255,.72);transition:color 280ms var(--ease)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.6}
.breadcrumb .current{color:#fff;font-weight:600}

/* ============ 分类横幅 ============ */
.page-banner{position:relative;overflow:hidden;background:var(--grad-brand);color:#fff}
.page-banner::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:.2}
.page-banner::after{content:"";position:absolute;inset:0;background:radial-gradient(620px 320px at 88% 8%,rgba(43,227,176,.24),transparent 70%),radial-gradient(480px 280px at 6% 96%,rgba(255,107,61,.22),transparent 72%)}
.banner-inner{position:relative;z-index:2;padding:30px 0 40px}
.banner-grid{display:grid;grid-template-columns:1fr;gap:26px;align-items:end;margin-top:22px}
@media (min-width:1024px){.banner-grid{grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:40px;align-items:end}}
.banner-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--badge-mint);background:rgba(43,227,176,.12);border:1px solid rgba(43,227,176,.35);border-radius:var(--r-pill);padding:5px 14px}
.banner-title{margin:16px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;font-weight:700;letter-spacing:-.01em;color:#fff}
.banner-sub{margin:14px 0 0;font-size:15px;line-height:1.85;color:rgba(255,255,255,.8);max-width:640px}
.banner-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.stat-badges{display:flex;flex-wrap:wrap;gap:12px}
.stat-badge{display:flex;flex-direction:column;gap:2px;background:rgba(6,33,29,.42);border:1px solid rgba(127,217,196,.34);border-radius:var(--r-md);padding:14px 18px;min-width:118px;backdrop-filter:blur(2px)}
.stat-badge strong{font-size:clamp(22px,3vw,30px);font-weight:800;color:var(--badge-mint);font-variant-numeric:tabular-nums;line-height:1.1}
.stat-badge span{font-size:12px;color:rgba(255,255,255,.72)}

/* ============ 通用板块 ============ */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:88px 0}}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:30px}
.section-title{font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.01em;color:var(--ink-900);margin:0;line-height:1.3}
.section-desc{margin:10px 0 0;font-size:15px;color:var(--ink-500);max-width:660px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-700);transition:all 280ms var(--ease)}
.link-more span{transition:transform 280ms var(--ease)}
.link-more:hover{color:var(--brand-500)}
.link-more:hover span{transform:translateX(3px)}

/* ============ 回放大卡错位网格 ============ */
.replay-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:640px){.replay-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
@media (min-width:1024px){.replay-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}}
.rcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform 280ms var(--ease),box-shadow 280ms var(--ease),border-color 280ms var(--ease)}
.rcard:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#D5E4DF}
.rcard-link{display:flex;flex-direction:column;height:100%}
.rcard-media{position:relative;overflow:hidden;aspect-ratio:3/2;background:var(--bg)}
.rcard-media img{width:100%;height:100%;object-fit:cover;transition:transform 300ms var(--ease)}
.rcard:hover .rcard-media img{transform:scale(1.03)}
.status-badge{position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;color:#fff;border-radius:var(--r-pill);padding:4px 11px;line-height:1.5}
.status-replay{background:var(--ink-500)}
.status-soon{background:var(--brand-400)}
.status-live{background:var(--accent-500)}
.duration-badge{position:absolute;right:12px;bottom:12px;font-size:12px;font-weight:600;color:#fff;background:rgba(6,33,29,.72);border-radius:var(--r-pill);padding:4px 10px;font-variant-numeric:tabular-nums}
.rcard-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.pill{align-self:flex-start;font-size:12px;font-weight:600;color:var(--brand-700);background:var(--brand-50);border-radius:var(--r-pill);padding:4px 11px;line-height:1.5}
.rcard-title{margin:0;font-size:17px;font-weight:600;line-height:1.5;color:var(--ink-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard-text{margin:0;font-size:14px;line-height:1.75;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:auto;padding-top:10px;border-top:1px solid var(--line);font-size:12.5px;color:var(--ink-500);font-variant-numeric:tabular-nums}
.rcard-feature{grid-column:auto}
@media (min-width:640px){.rcard-feature{grid-column:span 2}}
@media (min-width:1024px){.rcard-feature{grid-column:span 2}}
.rcard-feature .rcard-media{aspect-ratio:16/9}
.rcard-feature .rcard-title{font-size:20px}
@media (min-width:1024px){
  .rcard-feature .rcard-link{flex-direction:row}
  .rcard-feature .rcard-media{width:52%;aspect-ratio:auto;min-height:100%}
  .rcard-feature .rcard-body{width:48%;padding:24px}
}

/* ============ 横向滚动快速入口 ============ */
.rail-wrap{position:relative;overflow:hidden}
.rail{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 16px 18px;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
@media (min-width:768px){.rail{padding-left:24px;padding-right:24px}}
.rail-card{flex:0 0 232px;scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform 280ms var(--ease),box-shadow 280ms var(--ease)}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.rail-media{aspect-ratio:16/10;overflow:hidden;background:var(--bg)}
.rail-media img{width:100%;height:100%;object-fit:cover;transition:transform 300ms var(--ease)}
.rail-card:hover .rail-media img{transform:scale(1.03)}
.rail-body{padding:14px 16px 16px}
.rail-title{margin:0 0 6px;font-size:15px;font-weight:600;color:var(--ink-900);line-height:1.5}
.rail-count{font-size:12.5px;color:var(--ink-500);font-variant-numeric:tabular-nums}
.rail-edge{position:absolute;top:0;bottom:18px;width:44px;pointer-events:none;z-index:2}
.rail-edge-l{left:0;background:linear-gradient(90deg,rgba(245,248,247,.96),rgba(245,248,247,0))}
.rail-edge-r{right:0;background:linear-gradient(270deg,rgba(245,248,247,.96),rgba(245,248,247,0))}

/* ============ 分栏导览 ============ */
.guide-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.guide-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.guide-col{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);transition:transform 280ms var(--ease),box-shadow 280ms var(--ease)}
.guide-col:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.guide-icon{width:42px;height:42px;border-radius:14px;background:var(--brand-50);color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:14px}
.guide-title{margin:0 0 8px;font-size:18px;font-weight:600;color:var(--ink-900)}
.guide-text{margin:0 0 16px;font-size:14px;line-height:1.8;color:var(--ink-500)}
.guide-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.guide-list li{border-top:1px solid var(--line)}
.guide-list li:first-child{border-top:0}
.guide-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px;font-size:14px;color:var(--ink-700);transition:color 280ms var(--ease)}
.guide-list a:hover{color:var(--brand-600)}
.guide-list small{color:var(--ink-500);font-size:12.5px;font-variant-numeric:tabular-nums}

/* ============ 回看流程步骤 ============ */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.steps{grid-template-columns:repeat(4,minmax(0,1fr))}}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 20px}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--r-pill);background:var(--brand-50);color:var(--brand-700);font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;margin-bottom:12px}
.step h3{margin:0 0 8px;font-size:16px;font-weight:600;color:var(--ink-900)}
.step p{margin:0;font-size:14px;line-height:1.8;color:var(--ink-500)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:10px;max-width:920px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:border-color 280ms var(--ease),box-shadow 280ms var(--ease)}
.faq-item.is-open{border-color:#D5E4DF;box-shadow:var(--sh-2)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink-900);min-height:56px;position:relative;padding-left:24px}
.faq-q::before{content:"";position:absolute;left:12px;top:50%;transform:translateY(-50%);width:4px;height:22px;border-radius:4px;background:var(--brand-500);transition:background 280ms var(--ease)}
.faq-item.is-open .faq-q::before{background:var(--accent-500)}
.faq-icon{flex:0 0 22px;width:22px;height:22px;position:relative;transition:transform 280ms var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink-500);border-radius:2px;transform:translate(-50%,-50%)}
.faq-icon::before{width:13px;height:2px}
.faq-icon::after{width:2px;height:13px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--brand-600)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease)}
.faq-a p{margin:0;padding:0 20px 20px 24px;font-size:15px;line-height:1.85;color:var(--ink-700)}

/* ============ CTA 条 ============ */
.cta-band{position:relative;overflow:hidden;background:var(--grad-brand);border-radius:var(--r-xl);padding:32px 24px;color:#fff;box-shadow:var(--sh-2)}
@media (min-width:768px){.cta-band{padding:44px 40px}}
.cta-band::after{content:"";position:absolute;inset:0;background:radial-gradient(420px 220px at 88% 20%,rgba(255,176,58,.28),transparent 70%)}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:20px}
@media (min-width:768px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:32px}}
.cta-title{margin:0 0 8px;font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.01em;line-height:1.3}
.cta-text{margin:0;font-size:15px;line-height:1.8;color:rgba(255,255,255,.82);max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-dark);color:#fff;margin-top:0}
.footer-bar{height:2px;background:linear-gradient(90deg,#0E5C4F 0%,#FF6B3D 100%)}
.footer-main{display:grid;grid-template-columns:1fr;gap:30px;padding:44px 0 30px}
@media (min-width:768px){.footer-main{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}}
@media (min-width:1024px){.footer-main{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:56px 0 36px}}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .logo-mark{background:var(--grad-cta)}
.footer-brand .name{font-size:17px;font-weight:700;color:#fff}
.footer-desc{margin:14px 0 0;font-size:13.5px;line-height:1.9;color:var(--ink-300);max-width:340px}
.footer-col h4{margin:0 0 14px;font-size:14px;font-weight:600;color:#fff}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.footer-col a{font-size:13px;line-height:1.9;color:var(--ink-300);transition:color 280ms var(--ease),box-shadow 280ms var(--ease)}
.footer-col a:hover{color:var(--brand-300);box-shadow:inset 0 -2px 0 var(--brand-300)}
.footer-contact p{margin:0 0 6px;font-size:13px;line-height:1.9;color:var(--ink-300)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.1);padding:18px 0 26px;font-size:12.5px;color:var(--ink-300)}
.footer-bottom a{color:var(--ink-300);transition:color 280ms var(--ease)}
.footer-bottom a:hover{color:var(--brand-300)}

@media (max-width:520px){
  .banner-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .stat-badges{width:100%}
  .stat-badge{flex:1 1 130px}
}