/* roulang page: index */
:root{
  --brand-900:#0B2621;
  --brand-700:#123B34;
  --brand-500:#1E5A4F;
  --brand-100:#E3EDE9;
  --accent-600:#D64F00;
  --accent-500:#F2620F;
  --accent-050:#FFF1E8;
  --bg:#FAFAF8;
  --surface:#FFFFFF;
  --ink-900:#14181A;
  --ink-600:#5B6560;
  --ink-400:#8A9490;
  --line:#E6E8E4;
  --ok:#2F7A5A;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --sh-1:0 1px 2px rgba(11,38,33,.04);
  --sh-2:0 8px 24px rgba(11,38,33,.08);
  --sh-3:0 16px 40px rgba(11,38,33,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px}
.mono{font-family:ui-monospace,"SF Mono","JetBrains Mono",Menlo,monospace;font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px}}
@media(min-width:1024px){.container{padding-left:40px;padding-right:40px}}
.section{padding-top:56px;padding-bottom:56px}
@media(min-width:768px){.section{padding-top:72px;padding-bottom:72px}}
@media(min-width:1024px){.section{padding-top:104px;padding-bottom:104px}}
.section-tight{padding-top:48px;padding-bottom:48px}

/* ---------- 顶部倒计时条 ---------- */
.topbar{background:var(--brand-900);color:#fff;min-height:48px;display:flex;align-items:center}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding-top:6px;padding-bottom:6px;flex-wrap:wrap}
.topbar-badge{display:inline-flex;align-items:center;gap:6px;background:var(--accent-500);color:#fff;font-size:12px;font-weight:600;border-radius:999px;padding:3px 12px;white-space:nowrap}
.topbar-dot{width:6px;height:6px;border-radius:50%;background:#fff;opacity:.9}
.countdown{display:flex;align-items:center;gap:10px}
.cd-cell{display:flex;flex-direction:column;align-items:center;min-width:44px}
.cd-num{font-size:20px;font-weight:700;line-height:1.1;letter-spacing:.02em}
.cd-unit{font-size:11px;color:rgba(255,255,255,.62);line-height:1.2}
.cd-sep{width:1px;height:22px;background:rgba(255,255,255,.16)}
.topbar-link{font-size:13px;color:rgba(255,255,255,.78);border-bottom:1px solid rgba(255,255,255,.28);padding-bottom:1px;transition:color .2s var(--ease),border-color .2s var(--ease)}
.topbar-link:hover{color:#fff;border-color:var(--accent-500)}
.topbar-label{font-size:13px;color:rgba(255,255,255,.62);white-space:nowrap}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(250,250,248,.96);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .25s var(--ease)}
.site-header.is-stuck{box-shadow:var(--sh-2)}
.brand-row{display:flex;align-items:center;gap:20px;padding-top:16px;padding-bottom:16px;border-bottom:1px solid var(--line);transition:padding .25s var(--ease)}
.site-header.is-stuck .brand-row{padding-top:8px;padding-bottom:8px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--brand-900);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;letter-spacing:.02em;font-family:ui-monospace,"SF Mono",Menlo,monospace}
.logo-text{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--brand-900);white-space:nowrap}
.logo-sub{display:block;font-size:11px;font-weight:400;color:var(--ink-400);letter-spacing:.06em;line-height:1.3}
.search-box{flex:1;max-width:420px;position:relative}
.search-box svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--ink-400)}
.search-box input{width:100%;height:40px;border-radius:var(--radius-btn);border:1px solid var(--line);background:var(--surface);padding:0 14px 0 36px;font-size:14px;color:var(--ink-900);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.search-box input::placeholder{color:var(--ink-400)}
.search-box input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,90,79,.12)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.channel-row{display:flex;align-items:center;gap:2px;overflow-x:auto;scrollbar-width:none;padding:6px 0}
.channel-row::-webkit-scrollbar{display:none}
.channel-link{font-size:15px;font-weight:500;color:var(--ink-600);padding:6px 14px;border-radius:999px;white-space:nowrap;transition:color .2s var(--ease),background-color .2s var(--ease)}
.channel-link:hover{color:var(--brand-500);background:var(--brand-100)}
.channel-link.active{color:var(--brand-700);background:var(--brand-100);font-weight:600}
.burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--surface);color:var(--ink-900)}
.burger span{display:block;width:18px;height:2px;background:currentColor;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;border-radius:var(--radius-btn);padding:0 20px;height:44px;border:1px solid transparent;transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease)}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand-500)}
.btn-ghost:hover{background:var(--brand-500);color:#fff}
.btn-light{background:#fff;color:var(--brand-700)}
.btn-light:hover{transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-sm{height:40px;font-size:14px;padding:0 16px}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand-500);font-weight:600;font-size:15px;transition:color .2s var(--ease)}
.btn-text svg{transition:transform .2s var(--ease)}
.btn-text:hover{color:var(--accent-500)}
.btn-text:hover svg{transform:translateX(4px)}
.btn-invert{background:var(--accent-500);color:#fff}
.btn-invert:hover{background:#fff;color:var(--brand-900)}

/* ---------- 徽章 / 标签 ---------- */
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;line-height:1.6}
.pill-brand{background:var(--brand-100);color:var(--brand-700)}
.pill-accent{background:var(--accent-050);color:var(--accent-600)}
.pill-dark{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.18)}
.tag{display:inline-flex;align-items:center;font-size:13px;color:var(--ink-600);border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:4px 12px}
.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-400);font-weight:600}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--bg);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.035;
  background-image:linear-gradient(var(--brand-900) 1px,transparent 1px),linear-gradient(90deg,var(--brand-900) 1px,transparent 1px);
  background-size:56px 56px;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1fr;gap:40px;padding-top:56px;padding-bottom:64px}
@media(min-width:1024px){
  .hero-inner{grid-template-columns:7fr 5fr;gap:56px;padding-top:104px;padding-bottom:112px;align-items:center}
}
.hero h1{font-size:clamp(2rem,5vw,3.5rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:18px 0 18px}
.hero-sub{font-size:17px;line-height:1.85;color:var(--ink-600);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.trust-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.trust-num{font-size:24px;font-weight:800;color:var(--brand-900);line-height:1.2}
.trust-label{font-size:13px;color:var(--ink-600);margin-top:2px}
.hero-visual{position:relative}
.hero-visual img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:16px;border:1px solid var(--line);box-shadow:var(--sh-2)}
.hero-visual::after{content:"";position:absolute;inset:0;border-radius:16px;background:linear-gradient(180deg,rgba(11,38,33,0) 45%,rgba(11,38,33,.35) 100%);pointer-events:none}
.hero-float{position:absolute;left:20px;bottom:20px;right:20px;background:rgba(255,255,255,.97);border:1px solid var(--line);border-radius:var(--radius-card);padding:14px 16px;box-shadow:var(--sh-3);z-index:2}
.hero-float-title{font-size:14px;font-weight:700;color:var(--brand-900)}
.hero-float-meta{font-size:13px;color:var(--ink-600);margin-top:4px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.hero-float-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--ink-400)}

/* ---------- 卖点编号条目 ---------- */
.split{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:1024px){.split{grid-template-columns:4fr 8fr;gap:56px;align-items:start}}
.sticky-col{position:static}
@media(min-width:1024px){.sticky-col{position:sticky;top:140px}}
.section-title{font-size:clamp(1.5rem,3vw,2.25rem);line-height:1.25;font-weight:800;letter-spacing:-.01em}
.section-desc{margin-top:16px;color:var(--ink-600);font-size:16px;line-height:1.85;max-width:520px}
.step-list{border-top:1px solid var(--line)}
.step-item{display:grid;grid-template-columns:56px 1fr;gap:8px;padding:24px 6px;border-bottom:1px solid var(--line);transition:transform .2s var(--ease),background-color .2s var(--ease)}
.step-item:hover{transform:translateX(2px);background:rgba(227,237,233,.35)}
.step-num{font-size:14px;font-weight:700;color:var(--ink-400);letter-spacing:.08em;transition:color .2s var(--ease);padding-top:3px}
.step-item:hover .step-num{color:var(--accent-500)}
.step-item h3{font-size:1.25rem;line-height:1.4;font-weight:700;color:var(--ink-900)}
.step-item p{margin-top:8px;color:var(--ink-600);font-size:15px;line-height:1.8}

/* ---------- 图墙 ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:170px;gap:16px}
@media(min-width:1024px){.gallery-grid{grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:220px}}
.g-item{position:relative;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);background:var(--brand-100)}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.g-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,38,33,0) 40%,rgba(11,38,33,.72) 100%);opacity:0;transition:opacity .3s var(--ease);display:flex;align-items:flex-end;justify-content:space-between;padding:16px;gap:12px}
.g-item:hover img,.g-item:focus-within img{transform:scale(1.04)}
.g-item:hover .g-overlay,.g-item:focus-within .g-overlay{opacity:1}
.g-label{color:#fff;font-size:14px;font-weight:600}
.g-label small{display:block;font-size:12px;font-weight:400;color:rgba(255,255,255,.75);margin-top:2px}
.g-arrow{color:#fff;flex-shrink:0;transform:translateX(0);transition:transform .25s var(--ease)}
.g-item:hover .g-arrow{transform:translateX(4px)}
.g-wide{grid-column:span 2}
@media(min-width:1024px){.g-tall{grid-row:span 2}}

/* ---------- 报名 CTA ---------- */
.signup{background:var(--brand-900);color:#fff}
.signup-inner{display:grid;grid-template-columns:1fr;gap:40px;padding-top:56px;padding-bottom:56px}
@media(min-width:1024px){.signup-inner{grid-template-columns:6fr 6fr;gap:64px;padding-top:88px;padding-bottom:88px;align-items:start}}
.signup h2{font-size:clamp(1.5rem,3vw,2.25rem);line-height:1.25;font-weight:800;color:#fff}
.signup p.lead{margin-top:16px;color:rgba(255,255,255,.72);font-size:16px;line-height:1.85}
.signup-points{margin-top:28px;border-top:1px solid rgba(255,255,255,.14)}
.signup-points li{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:15px;color:rgba(255,255,255,.86)}
.signup-points svg{flex-shrink:0;margin-top:5px;color:var(--accent-500)}
.form-card{background:#fff;border-radius:var(--radius-card);padding:24px;box-shadow:var(--sh-3);color:var(--ink-900)}
@media(min-width:768px){.form-card{padding:28px}}
.form-card h3{font-size:1.25rem;font-weight:700;line-height:1.4}
.form-card .form-hint{font-size:13px;color:var(--ink-600);margin-top:6px}
.field{margin-top:18px}
.field label{display:block;font-size:13px;color:var(--ink-600);margin-bottom:6px;font-weight:500}
.field .req{color:var(--accent-500);margin-left:2px}
.field input,.field select{width:100%;height:44px;border-radius:var(--radius-btn);border:1px solid var(--line);background:#fff;padding:0 14px;font-size:15px;color:var(--ink-900);font-family:inherit;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235B6560' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.field input:focus,.field select:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,90,79,.14)}
.field input::placeholder{color:var(--ink-400)}
.form-note{margin-top:16px;font-size:12px;color:var(--ink-400);line-height:1.7}
.form-submit{margin-top:20px;width:100%}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;background:transparent;border:0;padding:20px 4px;min-height:56px;font-size:16px;font-weight:600;color:var(--ink-900);transition:color .2s var(--ease)}
.faq-q:hover{color:var(--brand-500)}
.faq-item.open .faq-q{color:var(--brand-500)}
.faq-icon{flex-shrink:0;width:22px;height:22px;position:relative;transition:transform .28s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{left:50%;top:4px;width:2px;height:14px;transform:translateX(-50%)}
.faq-icon::after{top:50%;left:4px;height:2px;width:14px;transform:translateY(-50%)}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease),opacity .28s var(--ease);opacity:0}
.faq-item.open .faq-a{opacity:1}
.faq-a-inner{padding:0 4px 22px;font-size:15px;line-height:1.8;color:var(--ink-600);max-width:720px}

/* ---------- 频道导航区 ---------- */
.channel-cards{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:1024px){.channel-cards{grid-template-columns:5fr 4fr 3fr}}
.channel-card{display:flex;flex-direction:column;justify-content:space-between;gap:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;min-height:188px;box-shadow:var(--sh-1);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-500)}
.channel-card h3{font-size:1.25rem;font-weight:700;line-height:1.4;color:var(--ink-900)}
.channel-card p{margin-top:10px;font-size:15px;color:var(--ink-600);line-height:1.8}
.channel-card .card-foot{display:flex;align-items:center;justify-content:space-between}
.channel-card:hover .btn-text svg{transform:translateX(4px)}
.channel-card .btn-text svg{transition:transform .2s var(--ease)}

/* ---------- 资讯列表 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:32px}
.news-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:640px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.news-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--line)}
.news-thumb{overflow:hidden;background:var(--brand-100)}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-card h3{font-size:1.05rem;font-weight:700;line-height:1.5;color:var(--ink-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s var(--ease)}
.news-card:hover h3{color:var(--brand-500)}
.news-card p{font-size:14px;color:var(--ink-600);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.news-date{font-size:13px;color:var(--ink-400)}
.news-arrow{color:var(--brand-500);transition:transform .2s var(--ease)}
.news-card:hover .news-arrow{transform:translateX(4px)}
.empty-state{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--surface);padding:32px}
.empty-state svg{color:var(--ink-400)}
.empty-state p{color:var(--ink-600);font-size:15px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-top:56px;padding-bottom:40px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.footer-grid{grid-template-columns:5fr 3fr 3fr 3fr;gap:40px;padding-top:72px}}
.footer-grid h3{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#fff;font-weight:700;margin-bottom:16px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.5)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;max-width:320px;color:rgba(255,255,255,.62)}
.footer-links li{line-height:2.2}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--accent-500)}
.footer-contact li{font-size:14px;line-height:2.2;color:rgba(255,255,255,.72)}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;padding-bottom:28px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.5)}
.to-top{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.72);transition:color .2s var(--ease)}
.to-top:hover{color:var(--accent-500)}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(11,38,33,.5);opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);z-index:80}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:82%;max-width:360px;background:var(--surface);z-index:90;transform:translateX(100%);transition:transform .3s var(--ease);display:flex;flex-direction:column;overflow-y:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:18px;line-height:1;color:var(--ink-900)}
.drawer-body{padding:20px}
.drawer-group{margin-bottom:20px}
.drawer-group h4{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-400);font-weight:700;margin-bottom:6px}
.drawer-group a{display:flex;align-items:center;min-height:44px;font-size:15px;color:var(--ink-900);border-bottom:1px solid var(--line)}
.drawer-group a:hover{color:var(--brand-500)}
.drawer-foot{margin-top:auto;padding:20px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}
@media(max-width:1023px){
  .burger{display:inline-flex}
  .channel-row{display:none}
  .search-box{display:none}
  .brand-row{padding-top:10px;padding-bottom:10px}
  .header-actions .btn{display:none}
}
@media(max-width:639px){
  .cd-cell{min-width:34px}
  .cd-num{font-size:17px}
  .cd-unit{font-size:10px}
  .topbar-label{display:none}
  .hero-float{position:static;margin-top:14px;left:auto;right:auto;bottom:auto}
  .hero-visual::after{display:none}
  .trust-row{gap:12px}
  .trust-num{font-size:20px}
}

/* roulang page: article */
:root{
  --brand-900:#0B2621;
  --brand-700:#123B34;
  --brand-500:#1E5A4F;
  --brand-100:#E3EDE9;
  --accent-600:#D64F00;
  --accent-500:#F2620F;
  --accent-050:#FFF1E8;
  --bg:#FAFAF8;
  --surface:#FFFFFF;
  --ink-900:#14181A;
  --ink-600:#5B6560;
  --ink-400:#8A9490;
  --line:#E6E8E4;
  --ok:#2F7A5A;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-sm:0 1px 2px rgba(11,38,33,.04);
  --shadow-md:0 8px 24px rgba(11,38,33,.08);
  --shadow-lg:0 16px 40px rgba(11,38,33,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:112px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{background:none;border:none;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.container{
  width:100% !important;
  max-width:1200px !important;
  margin-left:auto !important;
  margin-right:auto !important;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:768px){.container{padding-left:32px;padding-right:32px}}
@media (min-width:1024px){.container{padding-left:40px;padding-right:40px;max-width:1240px !important}}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(250,250,248,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.compact{box-shadow:var(--shadow-md)}
.brand-row{display:flex;align-items:center;gap:18px;padding:14px 0;min-height:64px;transition:min-height .25s var(--ease),padding .25s var(--ease)}
.site-header.compact .brand-row{min-height:56px;padding:8px 0}
.site-header.compact .logo-sub{display:none}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;text-decoration:none}
.logo-mark{
  width:40px;height:40px;flex:none;border-radius:12px;
  background:linear-gradient(140deg,var(--brand-700),var(--brand-500));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:700;font-size:14px;letter-spacing:.04em;
  box-shadow:0 6px 14px rgba(11,38,33,.18);
}
.logo-text{display:block;font-size:17px;font-weight:800;letter-spacing:-.01em;line-height:1.25;color:var(--ink-900)}
.logo-sub{display:block;font-size:11.5px;color:var(--ink-400);letter-spacing:.02em;line-height:1.4}
.search-box{
  flex:1 1 auto;max-width:400px;display:flex;align-items:center;gap:8px;
  height:40px;padding:0 12px;background:var(--surface);
  border:1px solid var(--line);border-radius:10px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box svg{width:16px;height:16px;color:var(--ink-400);flex:none}
.search-box input{border:none;outline:none;background:transparent;width:100%;font-size:14px;color:var(--ink-900)}
.search-box input::placeholder{color:var(--ink-400)}
.search-box:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,90,79,.12)}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}
.icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:var(--surface);display:none;align-items:center;justify-content:center;color:var(--ink-600);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{border-color:var(--brand-500);color:var(--brand-700)}
.icon-btn svg{width:18px;height:18px}
.burger{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--surface);display:none;align-items:center;justify-content:center}
.burger span{position:relative;width:16px;height:2px;border-radius:2px;background:var(--ink-900);display:block;transition:background .2s var(--ease)}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform .25s var(--ease)}
.burger span::before{top:-5px}
.burger span::after{top:5px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateY(5px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateY(-5px) rotate(-45deg)}
.mobile-search{display:none;padding:0 0 12px}
.mobile-search.open{display:block}
@media (max-width:900px){
  .search-box{display:none}
  .icon-btn{display:inline-flex}
}
@media (max-width:767px){
  .burger{display:inline-flex}
  .header-actions .btn{display:none}
  .logo-mark{width:36px;height:36px;border-radius:10px}
  .logo-text{font-size:15.5px}
  .logo-sub{display:none}
}
.channel-row{
  display:flex;align-items:center;gap:6px;
  border-top:1px solid var(--line);
  padding:9px 0 10px;
  overflow-x:auto;
  scrollbar-width:none;
}
.channel-row::-webkit-scrollbar{display:none}
.channel-link{
  font-size:15px;font-weight:500;color:var(--ink-600);
  padding:7px 14px;border-radius:999px;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.channel-link:hover{color:var(--brand-700);background:var(--brand-100)}
.channel-link.active{background:var(--brand-100);color:var(--brand-700);font-weight:700}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 6px 16px rgba(242,98,15,.22)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);color:#fff}
.btn-outline{border-color:var(--brand-500);color:var(--brand-700);background:transparent}
.btn-outline:hover{background:var(--brand-500);color:#fff;transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand-900)}
.btn-light:hover{background:var(--accent-050);color:var(--accent-600);transform:translateY(-1px)}
.btn-line-light{border-color:rgba(255,255,255,.4);color:#fff}
.btn-line-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  background:var(--brand-100);color:var(--brand-700);
}
.badge-accent{background:var(--accent-050);color:var(--accent-600)}
.badge-line{background:transparent;border:1px solid var(--line);color:var(--ink-600)}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;
  padding:36px 0 34px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(880px 300px at 10% -20%, rgba(242,98,15,.10), transparent 62%),
    radial-gradient(760px 320px at 92% -10%, rgba(30,90,79,.11), transparent 60%),
    var(--bg);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:18px}
.breadcrumb a{color:var(--ink-400);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--brand-500)}
.breadcrumb .sep{color:#C4CBC7}
.breadcrumb .current{color:var(--ink-900);font-weight:700}
.article-hero h1{
  font-size:clamp(1.75rem,3.4vw,2.5rem);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.018em;
  margin:14px 0 18px;
  max-width:900px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13px;color:var(--ink-600);
}
.meta-row .mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.meta-row .divider{width:1px;height:12px;background:var(--line);display:inline-block}

/* ============ 布局 ============ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:32px;
  padding:44px 0 80px;
}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:48px;padding:56px 0 96px}
}
.article-main{min-width:0}

/* ============ 正文排版 ============ */
.article-body{
  max-width:760px;
  font-size:17px;
  line-height:1.9;
  color:var(--ink-900);
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;
  font-size:clamp(1.28rem,2.2vw,1.6rem);
  font-weight:800;
  line-height:1.4;
  letter-spacing:-.01em;
  margin:2.1em 0 .75em;
  padding-left:15px;
  scroll-margin-top:112px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:3px;border-radius:3px;background:var(--accent-500);
}
.article-body h3{
  font-size:1.15rem;font-weight:700;line-height:1.5;margin:1.75em 0 .6em;scroll-margin-top:112px;
}
.article-body h4{font-size:1.02rem;font-weight:700;margin:1.4em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.4em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.5em;line-height:1.9}
.article-body li::marker{color:var(--brand-500)}
.article-body a{color:var(--brand-500);text-decoration:underline;text-underline-offset:3px;transition:color .2s var(--ease)}
.article-body a:hover{color:var(--accent-600)}
.article-body strong{font-weight:700}
.article-body img{border-radius:var(--r-img);margin:1.5em 0;height:auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--ink-400);text-align:center;margin-top:10px}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:3px solid var(--accent-500);
  background:var(--accent-050);
  border-radius:0 12px 12px 0;
  color:var(--ink-600);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 13px;text-align:left;vertical-align:top}
.article-body thead th{background:var(--brand-100);color:var(--brand-700);font-weight:700}
.article-body tbody tr:nth-child(even){background:#F6F8F6}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2em 0}
.article-body code{
  font-family:var(--font-mono);font-size:.9em;background:var(--brand-100);
  color:var(--brand-700);padding:2px 6px;border-radius:6px;
}
.article-body pre{
  background:var(--brand-900);color:#E9F1EE;padding:18px 20px;border-radius:var(--r-img);
  overflow-x:auto;font-family:var(--font-mono);font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body pre code{background:transparent;color:inherit;padding:0}

/* 空态 */
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;text-align:center;padding:40px 24px;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state svg{width:36px;height:36px;color:var(--ink-400)}
.empty-title{font-size:17px;font-weight:700;color:var(--ink-900)}
.empty-desc{font-size:14px;color:var(--ink-600);max-width:420px;line-height:1.8}

/* ============ 侧栏 ============ */
.side-col{display:flex;flex-direction:column;gap:20px;min-width:0}
.side-sticky{position:sticky;top:106px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--shadow-sm);
}
.side-title{
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-400);margin-bottom:14px;
}
.toc-list{max-height:320px;overflow:auto;margin:-4px 0}
.toc-list li{margin:0}
.toc-list a{
  display:block;padding:8px 10px;font-size:14px;line-height:1.6;color:var(--ink-600);
  border-left:2px solid transparent;border-radius:0 8px 8px 0;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.toc-list a:hover{color:var(--brand-700);background:var(--brand-100)}
.toc-list a.is-active{color:var(--brand-700);font-weight:600;border-left-color:var(--accent-500);background:var(--accent-050)}
.chip-list{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 13px;border-radius:999px;font-size:13.5px;font-weight:600;
  background:var(--brand-100);color:var(--brand-700);
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.chip:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px)}
.cta-card{
  position:relative;overflow:hidden;
  background:linear-gradient(155deg,var(--brand-900),var(--brand-700));
  border-radius:var(--r-card);padding:24px;color:#fff;
  border:1px solid rgba(255,255,255,.12);
}
.cta-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,98,15,.45),transparent 68%);
}
.cta-card h3{font-size:1.05rem;font-weight:800;line-height:1.45;margin-bottom:8px;position:relative}
.cta-card p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.78);margin-bottom:16px;position:relative}
.cta-card .btn{position:relative}
.cta-hours{
  display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);
  margin-bottom:16px;font-family:var(--font-mono);font-variant-numeric:tabular-nums;
}
.cta-hours svg{width:14px;height:14px}

/* ============ 文末 ============ */
.article-tail{margin-top:52px;padding-top:40px;border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:clamp(1.25rem,2.2vw,1.55rem);font-weight:800;letter-spacing:-.01em;line-height:1.35}
.section-head p{font-size:13.5px;color:var(--ink-600);margin-top:6px}
.related-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.related-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-500)}
.related-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--brand-100)}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.related-card:hover .related-thumb img{transform:scale(1.04)}
.related-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body h3{font-size:15.5px;font-weight:700;line-height:1.5}
.related-body p{font-size:13.5px;line-height:1.8;color:var(--ink-600)}
.related-foot{margin-top:auto;display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--brand-500)}
.related-foot svg{width:14px;height:14px;transition:transform .2s var(--ease)}
.related-card:hover .related-foot svg{transform:translateX(4px)}
.tail-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* ============ 页尾 CTA ============ */
.end-cta{
  background:linear-gradient(140deg,var(--brand-900) 0%,var(--brand-700) 100%);
  color:#fff;padding:64px 0;
}
.end-cta-inner{display:flex;flex-direction:column;gap:24px;align-items:flex-start;justify-content:space-between}
@media (min-width:900px){.end-cta-inner{flex-direction:row;align-items:center}}
.end-cta h2{font-size:clamp(1.35rem,2.6vw,1.85rem);font-weight:800;line-height:1.35;letter-spacing:-.012em}
.end-cta p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.76);margin-top:10px;max-width:620px}
.end-cta .actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:40px}
@media (min-width:700px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.62);margin-top:16px;max-width:300px}
.site-footer h3{
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.45);margin-bottom:16px;
}
.footer-links li,.footer-contact li{font-size:14px;line-height:2.2}
.footer-links a{color:rgba(255,255,255,.78);transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--accent-500)}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.72);font-size:13px;transition:color .2s var(--ease)}
.to-top:hover{color:var(--accent-500)}
.to-top svg{width:14px;height:14px}

/* ============ 抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,38,33,.5);z-index:90;
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:95;
  background:var(--surface);box-shadow:var(--shadow-lg);
  transform:translateX(100%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--ink-600)}
.drawer-close svg{width:16px;height:16px}
.drawer-group{margin-top:24px}
.drawer-group h4{font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-400);margin-bottom:10px}
.drawer-group a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 12px;border-radius:10px;font-size:15px;font-weight:500;color:var(--ink-900);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.drawer-group a:hover,.drawer-group a.active{background:var(--brand-100);color:var(--brand-700)}
.drawer-foot{margin-top:auto;padding-top:24px;border-top:1px solid var(--line)}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}
@media (prefers-reduced-motion:reduce){
  .related-card:hover .related-thumb img{transform:none}
}
@media (max-width:767px){
  .article-hero{padding:26px 0 26px}
  .article-layout{padding:32px 0 56px;gap:28px}
  .article-body{font-size:16.5px;line-height:1.88}
  .end-cta{padding:48px 0}
  .footer-grid{padding-bottom:28px}
}

/* roulang page: category1 */
:root{
    --brand-900:#0B2621; --brand-700:#123B34; --brand-500:#1E5A4F; --brand-100:#E3EDE9;
    --accent-600:#D64F00; --accent-500:#F2620F; --accent-050:#FFF1E8;
    --bg:#FAFAF8; --surface:#FFFFFF; --ink-900:#14181A; --ink-600:#5B6560; --ink-400:#8A9490;
    --line:#E6E8E4; --ok:#2F7A5A;
    --radius-card:14px; --radius-img:12px; --radius-btn:10px;
    --shadow-1:0 1px 2px rgba(11,38,33,.04);
    --shadow-2:0 8px 24px rgba(11,38,33,.08);
    --shadow-3:0 16px 40px rgba(11,38,33,.12);
    --ease:cubic-bezier(.22,.61,.36,1);
    --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
  }

  *{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  html body{
    margin:0;
    background:var(--bg);
    color:var(--ink-900);
    font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border:0;}
  a{text-decoration:none;color:inherit;}
  button{font-family:inherit;}
  ul{margin:0;padding:0;}

  :focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:4px;}

  html body .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-left:20px;
    padding-right:20px;
  }
  @media (min-width:768px){
    html body .container{padding-left:32px;padding-right:32px;}
  }
  @media (min-width:1024px){
    html body .container{padding-left:40px;padding-right:40px;}
  }

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(250,250,248,.95);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
    transition:box-shadow 200ms var(--ease);
  }
  .site-header.shrink{box-shadow:var(--shadow-2);}

  .brand-row{
    display:flex;
    align-items:center;
    gap:20px;
    padding:11px 0;
    border-bottom:1px solid var(--line);
    transition:padding 200ms var(--ease);
  }
  .site-header.shrink .brand-row{padding:7px 0;}

  .logo{
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
    color:var(--ink-900);
  }
  .logo-mark{
    width:36px;
    height:36px;
    flex-shrink:0;
    border-radius:10px;
    background:linear-gradient(135deg,var(--brand-700),var(--brand-500));
    color:#fff;
    font-family:var(--mono);
    font-size:13px;
    font-weight:700;
    line-height:36px;
    text-align:center;
    letter-spacing:.02em;
  }
  .logo-text{
    display:block;
    font-size:17px;
    font-weight:800;
    line-height:1.25;
    letter-spacing:-.01em;
  }
  .logo-sub{
    display:block;
    font-size:11px;
    line-height:1.5;
    color:var(--ink-400);
    letter-spacing:.02em;
  }

  .search-box{position:relative;flex:1;max-width:400px;display:none;}
  .search-box svg{
    position:absolute;left:12px;top:50%;transform:translateY(-50%);
    width:16px;height:16px;color:var(--ink-400);pointer-events:none;
  }
  .search-box input{
    width:100%;height:40px;
    padding:0 12px 0 36px;
    border:1px solid var(--line);
    border-radius:var(--radius-btn);
    background:var(--surface);
    font-size:14px;
    color:var(--ink-900);
    outline:none;
    transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
  }
  .search-box input::placeholder{color:var(--ink-400);}
  .search-box input:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,90,79,.14);}
  @media (min-width:1024px){.search-box{display:block;}}

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

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:44px;
    padding:0 20px;
    border:1px solid transparent;
    border-radius:var(--radius-btn);
    font-size:15px;
    font-weight:600;
    letter-spacing:.01em;
    cursor:pointer;
    white-space:nowrap;
    transition:background 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease),transform 200ms var(--ease),box-shadow 200ms var(--ease);
  }
  .btn svg{width:15px;height:15px;transition:transform 200ms var(--ease);}
  .btn-primary{background:var(--accent-500);color:#fff;}
  .btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:0 8px 20px rgba(214,79,0,.24);}
  .btn-primary:active{transform:translateY(0);box-shadow:none;}
  .btn-ghost{background:transparent;border-color:var(--brand-500);color:var(--brand-700);}
  .btn-ghost:hover{background:var(--brand-500);color:#fff;}
  .btn-light{background:#fff;color:var(--brand-900);}
  .btn-light:hover{background:var(--accent-050);color:var(--accent-600);}
  .btn-sm{height:40px;padding:0 16px;font-size:14px;}
  .btn-block{width:100%;}

  .burger{
    display:inline-flex;align-items:center;justify-content:center;
    width:44px;height:40px;
    border:1px solid var(--line);
    border-radius:var(--radius-btn);
    background:var(--surface);
    cursor:pointer;
  }
  .burger span{position:relative;display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;}
  .burger span::before,.burger span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;
  }
  .burger span::before{top:-6px;}
  .burger span::after{top:6px;}
  @media (min-width:768px){.burger{display:none;}}

  .channel-row{
    display:flex;
    align-items:center;
    gap:4px;
    padding:6px 0 8px;
    overflow-x:auto;
    scrollbar-width:none;
  }
  .channel-row::-webkit-scrollbar{display:none;}
  .channel-link{
    display:inline-block;
    padding:7px 14px;
    font-size:15px;
    font-weight:500;
    color:var(--ink-600);
    border-radius:999px;
    white-space:nowrap;
    transition:color 200ms var(--ease),background 200ms var(--ease);
  }
  .channel-link:hover{color:var(--brand-700);background:var(--brand-100);}
  .channel-link.active{background:var(--brand-100);color:var(--brand-900);font-weight:700;}

  /* ============ 移动抽屉 ============ */
  .mobile-drawer{
    position:fixed;inset:0;z-index:110;
    background:var(--surface);
    padding:20px;
    overflow-y:auto;
    transform:translateX(100%);
    transition:transform 260ms var(--ease);
    visibility:hidden;
  }
  body.nav-open .mobile-drawer{transform:none;visibility:visible;}
  @media (min-width:768px){.mobile-drawer{display:none;}}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--line);}
  .drawer-close{
    width:44px;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);
    background:var(--surface);font-size:22px;line-height:1;color:var(--ink-600);cursor:pointer;
  }
  .drawer-group-title{
    font-size:12px;letter-spacing:.14em;text-transform:uppercase;
    color:var(--ink-400);font-weight:700;margin:24px 0 4px;
  }
  .drawer-link{
    display:flex;align-items:center;justify-content:space-between;
    min-height:48px;font-size:16px;font-weight:600;color:var(--ink-900);
    border-bottom:1px solid var(--line);
  }
  .drawer-link:hover{color:var(--accent-600);}
  .drawer-cta{margin-top:28px;}

  /* ============ 频道头部 ============ */
  .page-hero{
    position:relative;
    padding:56px 0 72px;
    background:linear-gradient(180deg,#FFFFFF 0%,#F5F7F4 100%);
    overflow:hidden;
  }
  .page-hero::before{
    content:"";
    position:absolute;inset:0;
    background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
    background-size:52px 52px;
    opacity:.4;
    -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.75),transparent 72%);
    mask-image:linear-gradient(180deg,rgba(0,0,0,.75),transparent 72%);
    pointer-events:none;
  }
  .hero-grid{position:relative;display:grid;gap:40px;align-items:center;}
  @media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:56px;}}

  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--accent-050);color:var(--accent-600);
    font-size:13px;font-weight:700;letter-spacing:.04em;
    padding:6px 14px;border-radius:999px;
  }
  .eyebrow::before{
    content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500);
  }
  .page-hero h1{
    margin:18px 0 0;
    font-size:clamp(2rem,5vw,3.25rem);
    line-height:1.15;
    letter-spacing:-.02em;
    font-weight:800;
  }
  .hero-lead{
    margin:16px 0 0;
    max-width:36em;
    font-size:17px;
    color:var(--ink-600);
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
  .hero-stats{
    display:flex;flex-wrap:wrap;gap:32px;
    list-style:none;
    margin:34px 0 0;
    padding-top:22px;
    border-top:1px solid var(--line);
  }
  .hero-stats li{min-width:118px;}
  .stat-num{
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:21px;font-weight:700;line-height:1.25;color:var(--brand-900);
  }
  .stat-label{font-size:12.5px;color:var(--ink-400);line-height:1.6;}

  .hero-media{position:relative;}
  .hero-media img{
    width:100%;
    height:clamp(200px,32vw,260px);
    object-fit:cover;
    border-radius:16px;
    border:1px solid var(--line);
    box-shadow:var(--shadow-2);
  }
  .hero-card{
    position:absolute;right:16px;bottom:-20px;
    max-width:220px;
    padding:14px 18px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-3);
  }
  .hero-card strong{display:block;font-size:14px;font-weight:700;}
  .hero-card span{display:block;margin-top:2px;font-size:12.5px;color:var(--ink-600);}
  @media (max-width:640px){
    .hero-card{position:static;margin-top:14px;max-width:none;}
  }

  /* ============ 首屏下方 CTA 条 ============ */
  .cta-strip{background:var(--brand-900);color:#fff;padding:26px 0;}
  .cta-strip-inner{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  }
  .cta-strip h2{margin:0;font-size:18px;font-weight:700;letter-spacing:-.01em;}
  .cta-strip p{margin:4px 0 0;font-size:14px;color:rgba(255,255,255,.72);}

  /* ============ 通用板块 ============ */
  .section{padding:64px 0;}
  @media (min-width:768px){.section{padding:72px 0;}}
  @media (min-width:1024px){.section{padding:96px 0;}}
  .section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .section-head{max-width:660px;margin-bottom:36px;}
  .section-head h2{
    margin:0;font-size:clamp(1.5rem,3vw,2.25rem);
    line-height:1.25;font-weight:800;letter-spacing:-.01em;
  }
  .section-head p{margin:14px 0 0;font-size:16px;color:var(--ink-600);}

  /* ============ 图文交错条目流 ============ */
  .flow-list{display:flex;flex-direction:column;gap:56px;}
  @media (min-width:1024px){.flow-list{gap:72px;}}
  .flow-item{display:grid;gap:26px;align-items:center;}
  @media (min-width:1024px){
    .flow-item{grid-template-columns:1fr 1fr;gap:56px;}
    .flow-item.reverse .flow-media{order:2;}
  }
  .flow-media{overflow:hidden;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow-1);}
  .flow-media img{
    width:100%;
    aspect-ratio:4/3;
    object-fit:cover;
    transition:transform 400ms var(--ease);
  }
  .flow-media:hover img{transform:scale(1.04);}
  .flow-index{
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:13px;font-weight:700;letter-spacing:.1em;
    color:var(--accent-500);
  }
  .flow-body h3{margin:10px 0 0;font-size:1.25rem;line-height:1.4;font-weight:700;letter-spacing:-.01em;}
  .flow-body .desc{margin:12px 0 0;font-size:16px;color:var(--ink-600);}
  .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
  .tag{
    display:inline-block;padding:4px 12px;border-radius:999px;
    font-size:12.5px;font-weight:500;
    background:var(--brand-100);color:var(--brand-700);
  }
  .tag-accent{background:var(--accent-050);color:var(--accent-600);}
  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;
    margin-top:18px;font-size:15px;font-weight:600;color:var(--brand-700);
    transition:color 200ms var(--ease);
  }
  .link-arrow svg{width:15px;height:15px;transition:transform 200ms var(--ease);}
  .link-arrow:hover{color:var(--accent-600);}
  .link-arrow:hover svg{transform:translateX(4px);}

  /* ============ 数据指标带 ============ */
  .metric-band{
    display:grid;gap:22px;
    padding:32px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-1);
  }
  @media (min-width:768px){.metric-band{grid-template-columns:repeat(3,1fr);}}
  .metric{padding-left:20px;border-left:2px solid var(--brand-100);}
  .metric-value{
    font-family:var(--mono);font-variant-numeric:tabular-nums;
    font-size:clamp(1.6rem,3vw,2rem);font-weight:700;line-height:1.2;color:var(--brand-900);
  }
  .metric-value small{margin-left:6px;font-size:13px;font-weight:500;color:var(--ink-400);}
  .metric-label{margin-top:8px;font-size:14px;color:var(--ink-600);}

  /* ============ 流程四步 ============ */
  .steps{display:grid;gap:18px;}
  @media (min-width:640px){.steps{grid-template-columns:repeat(2,1fr);}}
  @media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);}}
  .step{
    padding:24px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
  }
  .step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--brand-100);}
  .step-num{
    font-family:var(--mono);font-variant-numeric:tabular-nums;
    font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--accent-500);
  }
  .step h3{margin:10px 0 0;font-size:17px;font-weight:700;}
  .step p{margin:8px 0 0;font-size:14.5px;color:var(--ink-600);}

  /* ============ FAQ ============ */
  .faq-wrap{display:grid;gap:32px;}
  @media (min-width:1024px){.faq-wrap{grid-template-columns:4fr 8fr;gap:56px;}}
  .faq-side h2{margin:0;font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.25;font-weight:800;}
  .faq-side p{margin:14px 0 0;font-size:15.5px;color:var(--ink-600);}
  .faq-list{border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-q{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    width:100%;min-height:56px;
    padding:16px 0;
    border:0;background:none;
    text-align:left;
    font-size:16px;font-weight:600;color:var(--ink-900);
    cursor:pointer;
    transition:color 200ms var(--ease);
  }
  .faq-q:hover{color:var(--brand-500);}
  .faq-item.open .faq-q{color:var(--brand-700);}
  .faq-icon{
    flex-shrink:0;width:18px;height:18px;color:var(--ink-400);
    transition:transform 280ms var(--ease),color 200ms var(--ease);
  }
  .faq-item.open .faq-icon{transform:rotate(45deg);color:var(--accent-500);}
  .faq-a{
    max-height:0;overflow:hidden;opacity:0;
    transition:max-height 280ms var(--ease),opacity 280ms var(--ease);
  }
  .faq-item.open .faq-a{max-height:420px;opacity:1;}
  .faq-a p{margin:0 0 18px;font-size:15px;line-height:1.85;color:var(--ink-600);max-width:52em;}

  /* ============ 频道互链 ============ */
  .channel-links{display:grid;gap:16px;}
  @media (min-width:768px){.channel-links{grid-template-columns:1fr 1fr;}}
  .channel-card{
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:22px 24px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
  }
  .channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--brand-500);}
  .channel-card strong{display:block;font-size:16px;font-weight:700;}
  .channel-card span{display:block;margin-top:4px;font-size:13.5px;color:var(--ink-600);}
  .channel-card svg{flex-shrink:0;width:18px;height:18px;color:var(--brand-500);transition:transform 200ms var(--ease);}
  .channel-card:hover svg{transform:translateX(4px);}

  /* ============ 报名 CTA ============ */
  .cta-final{background:var(--brand-900);color:#fff;padding:64px 0;}
  @media (min-width:1024px){.cta-final{padding:96px 0;}}
  .cta-grid{display:grid;gap:40px;}
  @media (min-width:1024px){.cta-grid{grid-template-columns:6fr 6fr;gap:56px;align-items:center;}}
  .cta-copy h2{margin:0;font-size:clamp(1.5rem,3vw,2.25rem);line-height:1.25;font-weight:800;color:#fff;}
  .cta-copy p{margin:16px 0 0;font-size:16px;color:rgba(255,255,255,.76);max-width:34em;}
  .cta-points{list-style:none;margin:28px 0 0;padding:0;}
  .cta-points li{
    display:flex;gap:10px;align-items:flex-start;
    padding:14px 0;
    font-size:15px;
    color:rgba(255,255,255,.84);
    border-top:1px solid rgba(255,255,255,.12);
  }
  .cta-points li svg{flex-shrink:0;width:17px;height:17px;margin-top:5px;color:var(--accent-500);}
  .form-card{
    padding:28px;
    background:var(--surface);
    color:var(--ink-900);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-3);
  }
  .form-card h3{margin:0 0 6px;font-size:19px;font-weight:700;}
  .form-card .form-sub{margin:0 0 20px;font-size:13.5px;color:var(--ink-600);}
  .field{margin-bottom:16px;}
  .field label{display:block;margin-bottom:6px;font-size:13px;font-weight:600;color:var(--ink-600);}
  .req{color:var(--accent-500);}
  .field input,.field select{
    width:100%;height:44px;
    padding:0 12px;
    border:1px solid var(--line);
    border-radius:var(--radius-btn);
    background:var(--surface);
    font-size:15px;
    color:var(--ink-900);
    outline:none;
    transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
  }
  .field input:focus,.field select:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,90,79,.15);}
  .form-note{margin:12px 0 0;font-size:12.5px;line-height:1.7;color:var(--ink-400);}
  .form-msg{margin:12px 0 0;font-size:13.5px;color:var(--ok);display:none;}
  .form-msg.show{display:block;}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;}
  .footer-grid{display:grid;gap:36px;}
  @media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;}}
  .footer-brand .logo-text{color:#fff;}
  .footer-brand .logo-sub{color:rgba(255,255,255,.5);}
  .footer-brand .logo-mark{background:linear-gradient(135deg,var(--accent-500),var(--accent-600));}
  .footer-brand p{margin:16px 0 0;max-width:32em;font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);}
  .site-footer h3{margin:0 0 14px;font-size:13px;font-weight:700;letter-spacing:.12em;color:#fff;}
  .footer-links,.footer-contact{list-style:none;margin:0;padding:0;}
  .footer-links a{display:inline-block;font-size:14px;line-height:2.2;color:rgba(255,255,255,.72);transition:color 200ms var(--ease);}
  .footer-links a:hover{color:var(--accent-500);}
  .footer-contact li{font-size:14px;line-height:2.2;color:rgba(255,255,255,.72);}
  .footer-contact strong{color:#fff;font-weight:600;}
  .footer-bottom{
    margin-top:48px;
    padding:20px 0 28px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;gap:12px;
    align-items:center;justify-content:space-between;
    font-size:13px;
  }
  .footer-bottom p{margin:0;}
  .to-top{display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,.8);transition:color 200ms var(--ease);}
  .to-top:hover{color:var(--accent-500);}

  /* ============ 入场动效 ============ */
  .reveal{opacity:0;transform:translateY(16px);transition:opacity 480ms var(--ease),transform 480ms var(--ease);}
  .reveal.in{opacity:1;transform:none;}

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;}
    .reveal{opacity:1 !important;transform:none !important;}
  }

  /* 深色区块内描边统一 */
  .cta-strip .btn-light{border-color:transparent;}
  .cta-final .form-card .field label{color:var(--ink-600);}

/* roulang page: category2 */
:root{
  --brand-900:#0B2621;--brand-700:#123B34;--brand-500:#1E5A4F;--brand-100:#E3EDE9;
  --accent-600:#D64F00;--accent-500:#F2620F;--accent-050:#FFF1E8;
  --bg:#FAFAF8;--surface:#FFFFFF;
  --ink-900:#14181A;--ink-600:#5B6560;--ink-400:#8A9490;--line:#E6E8E4;--ok:#2F7A5A;
  --font-sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,monospace;
  --r-card:14px;--r-img:12px;--r-btn:10px;
  --sh-1:0 1px 2px rgba(11,38,33,.04);
  --sh-2:0 8px 24px rgba(11,38,33,.08);
  --sh-3:0 16px 40px rgba(11,38,33,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--ink-900);
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
ul{margin:0;padding:0}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(250,250,248,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .2s var(--ease)}
.site-header.is-stuck{box-shadow:var(--sh-2)}
.brand-row{display:flex;align-items:center;gap:20px;padding:13px 0;min-height:66px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;background:linear-gradient(140deg,var(--brand-700),var(--brand-500));color:#fff;font-family:var(--font-mono);font-weight:700;font-size:15px;letter-spacing:.02em;flex-shrink:0}
.logo-text{display:block;font-size:17px;font-weight:800;letter-spacing:-.01em;line-height:1.2;white-space:nowrap}
.logo-sub{display:block;font-size:11.5px;color:var(--ink-400);line-height:1.3;margin-top:2px;white-space:nowrap}
.search-box{position:relative;flex:1;max-width:420px}
.search-box svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--ink-400);pointer-events:none}
.search-box input{width:100%;height:42px;padding:0 14px 0 40px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.search-box input::placeholder{color:var(--ink-400)}
.search-box input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,90,79,.12)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.channel-row{display:flex;gap:6px;overflow-x:auto;border-top:1px solid var(--line);padding:7px 0;scrollbar-width:none}
.channel-row::-webkit-scrollbar{display:none}
.channel-link{padding:7px 14px;font-size:15px;font-weight:500;color:var(--ink-600);border-radius:999px;white-space:nowrap;transition:color .2s var(--ease),background-color .2s var(--ease)}
.channel-link:hover{color:var(--brand-500);background:var(--brand-100)}
.channel-link.active{color:var(--brand-700);background:var(--brand-100);font-weight:600}
.burger{display:none;position:relative;width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;cursor:pointer;flex-shrink:0}
.burger span{position:absolute;left:50%;top:50%;width:18px;height:2px;background:var(--ink-900);border-radius:2px;transform:translate(-50%,-50%)}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;transition:transform .2s var(--ease)}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 6px 16px rgba(242,98,15,.22)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--brand-500);color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-500);color:#fff}
.btn-light{background:#fff;color:var(--brand-700);border-color:rgba(255,255,255,.18)}
.btn-light:hover{transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--brand-500)}
.btn-text .arrow{transition:transform .2s var(--ease)}
.btn-text:hover{color:var(--accent-500)}
.btn-text:hover .arrow{transform:translateX(4px)}
.w-full{width:100%}

/* ============ 徽章 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--brand-100);color:var(--brand-700);line-height:1.6}
.badge-accent{background:var(--accent-050);color:var(--accent-600)}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--ink-600)}
.badge-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.01em}

/* ============ 频道头 ============ */
.channel-hero{position:relative;padding:36px 0 60px;border-bottom:1px solid var(--line);overflow:hidden;
  background:
    radial-gradient(760px 300px at 88% -10%,rgba(242,98,15,.10),transparent 62%),
    radial-gradient(620px 280px at 6% 6%,rgba(30,90,79,.09),transparent 60%),
    linear-gradient(180deg,#fff 0%,var(--bg) 100%);
}
.breadcrumb{font-size:13px;color:var(--ink-400);display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.breadcrumb a{color:var(--ink-400)}
.breadcrumb a:hover{color:var(--brand-500)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--ink-900);font-weight:600}
.channel-hero h1{font-size:clamp(1.9rem,4.2vw,2.9rem);line-height:1.2;font-weight:800;letter-spacing:-.02em;margin:16px 0 0}
.channel-hero .lead{font-size:16.5px;color:var(--ink-600);margin:16px 0 0;max-width:56ch}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:26px}
.hero-stats .stat{min-width:96px}
.hero-stats .num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;color:var(--brand-700);line-height:1.2}
.hero-stats .label{font-size:12.5px;color:var(--ink-400);margin-top:2px}
.hero-visual{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2);background:#fff}
.hero-visual img{width:100%;height:100%;min-height:210px;max-height:280px;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,38,33,0) 45%,rgba(11,38,33,.34) 100%)}
.hero-visual .float-tag{position:absolute;left:16px;bottom:16px;z-index:2;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh-2);padding:10px 14px;font-size:12.5px;color:var(--ink-600);line-height:1.5}
.hero-visual .float-tag strong{display:block;font-size:13.5px;color:var(--ink-900);font-weight:700}

/* ============ 板块通用 ============ */
.section{padding:72px 0}
@media(min-width:1024px){.section{padding:96px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px}
.section-head h2{font-size:clamp(1.5rem,3vw,2.05rem);line-height:1.25;font-weight:800;letter-spacing:-.015em;margin:0}
.section-head p{margin:10px 0 0;font-size:15.5px;color:var(--ink-600);max-width:60ch}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-600);margin:0 0 10px}

/* ============ 筛选栏 ============ */
.filter-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
@media(min-width:1024px){.filter-panel{position:sticky;top:132px}}
.filter-title{font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-400);margin:0 0 12px}
.filter-group + .filter-group{margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.filter-btn{display:flex;width:100%;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;min-height:44px;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--ink-600);font-size:14.5px;font-weight:500;text-align:left;cursor:pointer;transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)}
.filter-btn + .filter-btn{margin-top:4px}
.filter-btn:hover{background:var(--brand-100);color:var(--brand-700)}
.filter-btn.active{background:var(--brand-100);color:var(--brand-700);font-weight:600;border-color:rgba(30,90,79,.2)}
.filter-count{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:12px;color:var(--ink-400)}
.filter-btn.active .filter-count{color:var(--brand-500)}
.filter-note{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;line-height:1.7;color:var(--ink-400)}

/* ============ 指南卡片 ============ */
.guide-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease)}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(30,90,79,.28)}
.guide-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--brand-100)}
.guide-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.guide-card:hover .guide-media img{transform:scale(1.04)}
.guide-media .badge{position:absolute;left:12px;top:12px;z-index:2;box-shadow:var(--sh-1)}
.guide-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 20px;flex:1}
.guide-body h3{margin:0;font-size:17px;font-weight:700;line-height:1.45;letter-spacing:-.005em;transition:color .2s var(--ease)}
.guide-card:hover .guide-body h3{color:var(--brand-500)}
.guide-body p{margin:0;font-size:14.5px;line-height:1.75;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.guide-tags{display:flex;flex-wrap:wrap;gap:6px}
.guide-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-400)}
.guide-foot time{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.guide-foot .arrow{transition:transform .2s var(--ease)}
.guide-card:hover .guide-foot .arrow{transform:translateX(4px);color:var(--accent-500)}

/* ============ 空态 ============ */
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:240px;padding:32px 20px;border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;text-align:center}
.empty-state .icon{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-400)}
.empty-state strong{font-size:15.5px}
.empty-state span{font-size:13.5px;color:var(--ink-400)}

/* ============ 其它频道 ============ */
.channel-link-card{display:flex;align-items:center;gap:18px;padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease)}
.channel-link-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-500)}
.channel-link-card h3{margin:0 0 6px;font-size:17px;font-weight:700}
.channel-link-card p{margin:0;font-size:14.5px;color:var(--ink-600);line-height:1.7}
.channel-icon{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:12px;background:var(--accent-050);color:var(--accent-600);font-family:var(--font-mono);font-weight:700;font-size:15px;flex-shrink:0}
.channel-link-card .arrow{margin-left:auto;color:var(--ink-400);transition:transform .2s var(--ease),color .2s var(--ease)}
.channel-link-card:hover .arrow{transform:translateX(4px);color:var(--accent-500)}

/* ============ CTA 深色条 ============ */
.cta-band{background:var(--brand-900);color:#fff;padding:72px 0}
@media(min-width:1024px){.cta-band{padding:88px 0}}
.cta-band h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;line-height:1.25;letter-spacing:-.015em;margin:0}
.cta-band p{color:rgba(255,255,255,.74);font-size:15.5px;margin:16px 0 0;max-width:46ch}
.cta-points{list-style:none;margin:24px 0 0;padding:0}
.cta-points li{display:flex;align-items:flex-start;gap:10px;padding:10px 0;font-size:14.5px;color:rgba(255,255,255,.86);border-top:1px solid rgba(255,255,255,.12)}
.cta-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500);margin-top:10px;flex-shrink:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.cta-card{background:#fff;color:var(--ink-900);border-radius:16px;padding:26px;box-shadow:var(--sh-3)}
.cta-card h3{margin:0 0 10px;font-size:17px;font-weight:700}
.cta-card p{margin:0;font-size:14.5px;color:var(--ink-600);line-height:1.75}
.cta-card .mini-list{list-style:none;margin:18px 0 0;padding:0;font-size:14px;color:var(--ink-600)}
.cta-card .mini-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid var(--line)}
.cta-card .mini-list .val{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:700;color:var(--brand-700)}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{display:flex;width:100%;align-items:center;justify-content:space-between;gap:18px;min-height:56px;padding:18px 0;background:none;border:0;text-align:left;font-size:16px;font-weight:600;cursor:pointer;transition:color .2s var(--ease)}
.faq-q:hover{color:var(--brand-500)}
.faq-item.open .faq-q{color:var(--brand-500)}
.faq-icon{flex-shrink:0;width:22px;height:22px;position:relative;transition:transform .28s var(--ease),color .28s var(--ease);color:var(--ink-400)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:currentColor;border-radius:2px}
.faq-icon::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:14px;transform:translate(-50%,-50%)}
.faq-item.open .faq-icon{transform:rotate(45deg);color:var(--accent-500)}
.faq-a{max-height:0;overflow:hidden;opacity:0;transition:max-height .28s var(--ease),opacity .28s var(--ease)}
.faq-item.open .faq-a{opacity:1}
.faq-a p{margin:0;padding:0 44px 20px 0;font-size:15px;line-height:1.8;color:var(--ink-600)}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:#fff;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:36px}}
.footer-brand .logo-mark{background:rgba(255,255,255,.12);color:#fff}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.55)}
.footer-brand p{margin:16px 0 0;font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);max-width:34ch}
.site-footer h3{margin:0 0 14px;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links a{display:inline-block;font-size:14px;line-height:2.2;color:rgba(255,255,255,.82);transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--accent-500)}
.footer-contact{list-style:none;margin:0;padding:0;font-size:14px;line-height:2.2;color:rgba(255,255,255,.82)}
.footer-contact strong{color:#fff;font-weight:600;font-family:var(--font-mono);font-size:13.5px}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6)}
.to-top{display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,.8);transition:color .2s var(--ease)}
.to-top:hover{color:var(--accent-500)}

/* ============ 移动端抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:80;display:none}
.drawer.open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(11,38,33,.5)}
.drawer-panel{position:absolute;top:0;right:0;bottom:0;width:82%;max-width:340px;background:#fff;display:flex;flex-direction:column;box-shadow:var(--sh-3);animation:drawerIn .26s var(--ease)}
@keyframes drawerIn{from{transform:translateX(24px);opacity:.4}to{transform:none;opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:18px;line-height:1;cursor:pointer}
.drawer-body{flex:1;overflow-y:auto;padding:10px 18px 20px}
.drawer-group{margin:18px 0 6px;font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-400)}
.drawer-body a{display:flex;align-items:center;min-height:46px;font-size:15.5px;color:var(--ink-900);border-bottom:1px solid var(--line)}
.drawer-body a:hover{color:var(--brand-500)}
.drawer-body a.active{color:var(--brand-500);font-weight:600}
.drawer-foot{padding:16px 18px;border-top:1px solid var(--line)}

/* ============ 动效与响应式 ============ */
.js .reveal{opacity:0;transform:translateY(16px)}
.js .reveal.in{opacity:1;transform:none;transition:opacity .48s var(--ease),transform .48s var(--ease)}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:opacity .3s linear}
  .guide-card:hover,.channel-link-card:hover,.btn:hover{transform:none}
  .guide-card:hover .guide-media img{transform:none}
}
@media(max-width:1023px){
  .search-box{display:none}
  .burger{display:block}
  .header-actions .btn{display:none}
  .logo-sub{display:none}
}
@media(max-width:640px){
  .brand-row{min-height:60px;padding:11px 0}
  .channel-hero{padding:24px 0 44px}
  .hero-stats{gap:18px}
  .section{padding:56px 0}
  .cta-band{padding:56px 0}
  .footer-bottom{margin-top:36px}
}

/* roulang page: category3 */
:root{
  --brand-900:#0B2621;--brand-700:#123B34;--brand-500:#1E5A4F;--brand-100:#E3EDE9;
  --accent-600:#D64F00;--accent-500:#F2620F;--accent-050:#FFF1E8;
  --bg:#FAFAF8;--surface:#FFFFFF;--ink-900:#14181A;--ink-600:#5B6560;--ink-400:#8A9490;
  --line:#E6E8E4;--ok:#2F7A5A;
  --radius-card:14px;--radius-img:12px;--radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(11,38,33,.04);
  --shadow-md:0 8px 24px rgba(11,38,33,.08);
  --shadow-lg:0 16px 40px rgba(11,38,33,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--ink-900);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
h1,h2,h3,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent-500);outline-offset:2px;border-radius:6px}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 40px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(250,250,248,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .2s var(--ease)}
.site-header.is-scrolled{box-shadow:var(--shadow-md)}
.brand-row{display:flex;align-items:center;gap:20px;height:72px;transition:height .2s var(--ease)}
.site-header.is-scrolled .brand-row{height:56px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand-700),var(--brand-500));color:#fff;display:grid;place-items:center;font-family:var(--font-mono);font-weight:700;font-size:14px;letter-spacing:.06em}
.logo-text{display:block;font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;line-height:1.25}
.logo-sub{display:block;font-size:11px;color:var(--ink-400);letter-spacing:.06em;transition:opacity .2s var(--ease)}
.site-header.is-scrolled .logo-sub{opacity:0;height:0;overflow:hidden}
.search-box{flex:1 1 auto;max-width:400px;margin:0 auto;display:flex;align-items:center;gap:10px;height:42px;padding:0 14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-btn);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.search-box:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,90,79,.12)}
.search-box svg{width:17px;height:17px;color:var(--ink-400);flex:0 0 auto}
.search-box input{flex:1;border:0;background:transparent;outline:none;font-size:14px}
.search-box input::placeholder{color:var(--ink-400)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.icon-btn{display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-btn);place-items:center;cursor:pointer}
.icon-btn svg{width:18px;height:18px;color:var(--ink-600)}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-btn);cursor:pointer;position:relative}
.burger span,.burger span::before,.burger span::after{position:absolute;left:50%;transform:translateX(-50%);width:18px;height:2px;background:var(--ink-900);border-radius:2px;transition:all .2s var(--ease)}
.burger span{top:21px}
.burger span::before{content:"";top:-6px}
.burger span::after{content:"";top:6px}
.burger.is-open span{background:transparent}
.burger.is-open span::before{top:0;transform:translateX(-50%) rotate(45deg)}
.burger.is-open span::after{top:0;transform:translateX(-50%) rotate(-45deg)}
.channel-row{display:flex;align-items:center;gap:4px;height:48px;overflow-x:auto;scrollbar-width:none}
.channel-row::-webkit-scrollbar{display:none}
.channel-link{padding:6px 14px;font-size:15px;font-weight:500;color:var(--ink-600);border-radius:999px;white-space:nowrap;transition:color .2s var(--ease),background .2s var(--ease)}
.channel-link:hover{color:var(--brand-500);background:var(--brand-100)}
.channel-link.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}

/* ---------- drawer ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(11,38,33,.42);opacity:0;pointer-events:none;transition:opacity .2s var(--ease);z-index:90}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:82%;max-width:360px;background:var(--surface);z-index:100;transform:translateX(100%);transition:transform .28s var(--ease);display:flex;flex-direction:column;padding:24px 20px 0;overflow-y:auto}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-group{margin-bottom:26px}
.drawer-group h3{font-size:12px;letter-spacing:.16em;color:var(--ink-400);font-weight:700;margin-bottom:8px}
.drawer-link{display:flex;align-items:center;min-height:46px;font-size:16px;color:var(--ink-900);border-bottom:1px solid var(--line)}
.drawer-link.active{color:var(--accent-500);font-weight:700}
.drawer-foot{margin-top:auto;padding:20px 0 24px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--radius-btn);font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-outline{border-color:var(--brand-500);color:var(--brand-500);background:transparent}
.btn-outline:hover{background:var(--brand-500);color:#fff}
.btn-ghost{color:var(--ink-600);background:transparent}
.btn-ghost:hover{color:var(--brand-500)}
.btn-block{width:100%}
.btn .arrow{transition:transform .2s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-500);font-size:15px}
.link-arrow svg{width:15px;height:15px;transition:transform .2s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- section basics ---------- */
.section{padding:96px 0}
.section-sm{padding:64px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--brand-500);background:var(--brand-100);border-radius:999px;padding:6px 14px}
.eyebrow.accent{background:var(--accent-050);color:var(--accent-600)}
.section-head{max-width:640px;margin-bottom:44px}
.section-head h2{font-size:clamp(1.5rem,3vw,2.25rem);line-height:1.25;font-weight:800;letter-spacing:-.02em;margin:14px 0 16px}
.section-head p{color:var(--ink-600);font-size:16px}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ---------- hero ---------- */
.page-hero{position:relative;padding:72px 0 56px;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;opacity:.35;mask-image:linear-gradient(180deg,rgba(0,0,0,.6),transparent 78%)}
.page-hero::after{content:"";position:absolute;top:-140px;right:-120px;width:420px;height:420px;background:radial-gradient(circle,rgba(242,98,15,.10),rgba(242,98,15,0) 68%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero-grid h1{font-size:clamp(2rem,5vw,3.25rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:18px 0 18px}
.hero-grid h1 em{font-style:normal;color:var(--accent-500)}
.hero-lead{font-size:17px;color:var(--ink-600);max-width:520px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;font-size:13px;color:var(--ink-400)}
.hero-note span{display:inline-flex;align-items:center;gap:7px}
.dot-ok{width:7px;height:7px;border-radius:50%;background:var(--ok)}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow-md)}
.hero-media::after{content:"";position:absolute;inset:0;border-radius:16px;background:linear-gradient(180deg,rgba(11,38,33,0) 45%,rgba(11,38,33,.42))}
.hero-float{position:absolute;left:-18px;bottom:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:16px 18px;box-shadow:var(--shadow-md);z-index:2}
.hero-float strong{display:block;font-family:var(--font-mono);font-size:24px;font-weight:700;letter-spacing:-.02em}
.hero-float span{font-size:12px;color:var(--ink-400)}

/* ---------- metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm)}
.metric{padding:30px 28px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric .num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:34px;font-weight:700;letter-spacing:-.03em;line-height:1.1}
.metric .num small{font-size:13px;font-weight:500;color:var(--ink-400);margin-left:6px;letter-spacing:0}
.metric .label{margin-top:8px;font-size:14px;color:var(--ink-600)}
.metric .tag{display:inline-block;margin-top:12px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-500);background:var(--brand-100);border-radius:999px;padding:3px 10px}

/* ---------- quick cta ---------- */
.quick-cta{background:var(--brand-100);border-radius:var(--radius-card);padding:26px 30px;display:flex;flex-wrap:wrap;align-items:center;gap:20px;justify-content:space-between}
.quick-cta p{font-size:15px;color:var(--brand-700);max-width:660px}
.quick-cta strong{font-weight:700}

/* ---------- point cards ---------- */
.point-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.point{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease)}
.point:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-100)}
.point .idx{font-family:var(--font-mono);font-size:13px;color:var(--accent-500);font-weight:700;letter-spacing:.08em}
.point h3{font-size:18px;font-weight:700;margin:12px 0 10px;line-height:1.4}
.point p{font-size:14.5px;color:var(--ink-600);line-height:1.8}

/* ---------- timeline ---------- */
.timeline{margin-top:8px}
.tl-item{position:relative;display:grid;grid-template-columns:128px 1fr;gap:32px;padding-bottom:34px}
.tl-item::before{content:"";position:absolute;left:6px;top:28px;bottom:0;width:2px;background:var(--line)}
.tl-item:last-child{padding-bottom:0}
.tl-item:last-child::before{display:none}
.tl-marker{position:relative;padding-top:6px;padding-left:28px}
.tl-dot{position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;background:var(--accent-500);box-shadow:0 0 0 4px var(--accent-050)}
.tl-step{font-family:var(--font-mono);font-size:13px;font-weight:700;color:var(--brand-500);letter-spacing:.08em}
.tl-tag{display:inline-block;margin-top:8px;font-size:12px;color:var(--ink-400)}
.tl-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 26px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;transition:box-shadow .2s var(--ease),border-color .2s var(--ease)}
.tl-card:hover{box-shadow:var(--shadow-md);border-color:var(--brand-100)}
.tl-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.tl-card p{font-size:14.5px;color:var(--ink-600);max-width:640px}
.tl-card img{width:168px;aspect-ratio:16/11;object-fit:cover;border-radius:var(--radius-img);border:1px solid var(--line)}

/* ---------- risk split ---------- */
.split{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:center}
.split img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-img);border:1px solid var(--line);box-shadow:var(--shadow-md)}
.risk-list li{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
.risk-list li:last-child{border-bottom:0}
.risk-list .mark{flex:0 0 auto;width:28px;height:28px;border-radius:9px;background:var(--accent-050);color:var(--accent-600);display:grid;place-items:center;font-family:var(--font-mono);font-size:13px;font-weight:700}
.risk-list h3{font-size:17px;font-weight:700;margin-bottom:6px}
.risk-list p{font-size:14.5px;color:var(--ink-600)}

/* ---------- notice list ---------- */
.notice-list{display:grid;gap:14px}
.notice-item{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 24px;transition:border-color .2s var(--ease),transform .2s var(--ease)}
.notice-item:hover{border-color:var(--brand-100);transform:translateX(2px)}
.notice-item .no{font-family:var(--font-mono);font-weight:700;color:var(--accent-500);font-size:14px;padding-top:2px}
.notice-item h3{font-size:16px;font-weight:700;margin-bottom:6px}
.notice-item p{font-size:14.5px;color:var(--ink-600)}

/* ---------- faq ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-sticky h2{font-size:clamp(1.5rem,3vw,2.25rem);line-height:1.25;font-weight:800;letter-spacing:-.02em;margin:14px 0 16px}
.faq-sticky p{color:var(--ink-600);font-size:15px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-h{margin:0}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:transparent;border:0;text-align:left;padding:20px 4px;min-height:56px;cursor:pointer;font-size:16px;font-weight:600;color:var(--ink-900);transition:color .2s var(--ease)}
.faq-q:hover{color:var(--brand-500)}
.faq-icon{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--brand-100);color:var(--brand-700);display:grid;place-items:center;font-size:16px;line-height:1;transition:transform .28s var(--ease),background .2s var(--ease)}
.faq-item.open .faq-q{color:var(--brand-500)}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--accent-050);color:var(--accent-600)}
.faq-a{max-height:0;overflow:hidden;opacity:0;transition:max-height .28s var(--ease),opacity .28s var(--ease)}
.faq-item.open .faq-a{max-height:420px;opacity:1}
.faq-a-inner{padding:0 40px 22px 4px;font-size:15px;line-height:1.85;color:var(--ink-600)}

/* ---------- channel links ---------- */
.channel-cards{display:grid;gap:16px}
.channel-card{display:flex;align-items:center;justify-content:space-between;gap:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 28px;transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)}
.channel-card:hover{border-color:var(--brand-500);transform:translateY(-4px);box-shadow:var(--shadow-md)}
.channel-card h3{font-size:18px;font-weight:700;margin-bottom:6px}
.channel-card p{font-size:14.5px;color:var(--ink-600)}
.channel-card svg{width:20px;height:20px;color:var(--brand-500);flex:0 0 auto;transition:transform .2s var(--ease)}
.channel-card:hover svg{transform:translateX(4px)}

/* ---------- dark cta ---------- */
.dark-cta{background:var(--brand-900);color:#fff;border-radius:20px;padding:56px 48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.dark-cta h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;line-height:1.3;letter-spacing:-.02em;max-width:620px}
.dark-cta p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15px;max-width:560px}
.dark-cta .actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);margin-top:96px;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo-mark{background:rgba(255,255,255,.12);color:#fff}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.5)}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.7);max-width:300px}
.site-footer h3{font-size:13px;letter-spacing:.14em;font-weight:700;color:rgba(255,255,255,.5);margin-bottom:16px}
.footer-links li,.footer-contact li{font-size:14px;line-height:2.2}
.footer-links a{transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--accent-500)}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;font-size:13px;color:rgba(255,255,255,.55)}
.to-top{display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,.72);transition:color .2s var(--ease)}
.to-top:hover{color:var(--accent-500)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .container{padding:0 32px}
  .section{padding:72px 0}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{max-width:520px}
  .point-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:36px}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .metrics{grid-template-columns:1fr}
  .metric{border-right:0;border-bottom:1px solid var(--line)}
  .metric:last-child{border-bottom:0}
  .search-box{max-width:280px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .logo-sub{display:none}
  .search-box{display:none}
  .header-cta{display:none}
  .icon-btn,.burger{display:grid;place-items:center}
  .brand-row{gap:12px;height:64px}
  .channel-row{height:46px}
  .section{padding:56px 0}
  .page-hero{padding:40px 0 32px}
  .hero-float{left:12px;bottom:12px}
  .tl-item{grid-template-columns:1fr;gap:12px;padding-bottom:26px}
  .tl-item::before{display:none}
  .tl-marker{padding-left:0;padding-top:0;display:flex;align-items:center;gap:12px}
  .tl-dot{position:static;box-shadow:none}
  .tl-tag{margin-top:0}
  .tl-card{grid-template-columns:1fr;padding:20px}
  .tl-card img{width:100%;aspect-ratio:16/9}
  .dark-cta{padding:36px 24px;border-radius:16px}
  .quick-cta{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:520px){
  .hero-grid h1{font-size:2rem}
  .point-grid{grid-template-columns:1fr}
  .hero-btns .btn{width:100%}
  .metric{padding:22px 20px}
  .metrics{border-radius:12px}
  .faq-a-inner{padding-right:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}