/* roulang page: index */
:root{
  --brand:#D4572B;
  --brand-dark:#A63C1B;
  --brand-soft:#FBEAE2;
  --jade:#2E6B5E;
  --jade-soft:#E6EFEB;
  --gold:#E9B44C;
  --bg:#F6F2EA;
  --surface:#FFFFFF;
  --surface-alt:#EFE9DE;
  --ink:#22201D;
  --ink-2:#5C574F;
  --ink-3:#8A8479;
  --line:#E2DACB;
  --danger:#C0392B;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(34,32,29,.06), 0 8px 24px -12px rgba(34,32,29,.12);
  --sh-2:0 12px 32px -12px rgba(34,32,29,.18);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.88;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);margin:0;font-weight:700;line-height:1.35;letter-spacing:.01em;}
h1{font-size:42px;}
h2{font-size:30px;}
h3{font-size:21px;}
p{margin:0;}
ul,ol,dl{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid rgba(212,87,43,.5);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 24px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;
  transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand);}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--sh-2);color:#fff;}
.btn-primary:active{transform:translateY(0);background:var(--brand-dark);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--brand-dark);border-color:#fff;}
.btn-light:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:15px;font-weight:600;
}
.text-link svg{transition:transform .18s ease-out;}
.text-link:hover{color:var(--brand-dark);}
.text-link:hover svg{transform:translateX(4px);}

.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:var(--jade-soft);color:var(--jade);
  font-size:13px;font-weight:600;line-height:1.5;
}
.badge-pill--brand{background:var(--brand-soft);color:var(--brand-dark);}
.badge-pill--gold{background:#FBF0D8;color:#8A6415;}

.ic{width:20px;height:20px;flex:none;stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;}

.section{padding:96px 0;}
.section--alt{background:var(--surface-alt);}
.section--paper{background:var(--surface);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:44px;
}
.section-no{
  display:block;font-family:var(--serif);font-size:13px;font-weight:700;
  color:var(--brand);letter-spacing:.22em;margin-bottom:10px;
}
.section-head h2{position:relative;padding-bottom:14px;}
.section-head h2::after{
  content:"";position:absolute;left:0;bottom:0;width:44px;height:3px;border-radius:2px;background:var(--brand);
}
.section-sub{margin-top:14px;color:var(--ink-2);font-size:15.5px;max-width:640px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,242,234,.92);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out;
}
.site-header.is-scrolled{box-shadow:0 4px 20px -12px rgba(34,32,29,.28);}
.header-inner{
  max-width:var(--wrap);margin:0 auto;padding:0 24px;
  height:64px;display:flex;align-items:center;gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:28px;height:28px;border-radius:8px;background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
}
.brand-mark span{
  width:11px;height:11px;border:2px solid #F6F2EA;border-radius:3px;display:block;
}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:12px;}
.nav-link{
  position:relative;font-size:15px;color:var(--ink-2);padding:6px 0;
  transition:color .18s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;border-radius:2px;
  background:var(--brand);transition:right .2s ease-out;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{right:0;}
.nav-link.is-active{color:var(--brand);font-weight:700;}
.nav-link.is-active::after{right:0;}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px;}
.command-search{
  position:relative;display:flex;align-items:center;
  width:268px;height:38px;padding:0 10px 0 36px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(212,87,43,.12);}
.command-search svg{position:absolute;left:11px;width:17px;height:17px;stroke:var(--ink-3);fill:none;stroke-width:1.9;stroke-linecap:round;}
.command-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);
}
.command-search input::placeholder{color:var(--ink-3);}
.command-search .kbd{
  flex:none;font-size:11px;line-height:1;color:var(--ink-3);
  border:1px solid var(--line);border-radius:6px;padding:4px 6px;background:var(--bg);
}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-btn);border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-2);
  background:#fff;transition:color .18s ease-out,border-color .18s ease-out,transform .18s ease-out;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--ink);fill:none;stroke-width:1.9;stroke-linecap:round;}

/* 移动面板 */
.mobile-panel{
  position:fixed;inset:0;z-index:1045;background:var(--bg);
  display:flex;flex-direction:column;gap:0;
  transform:translateX(100%);transition:transform .26s ease-out;
  visibility:hidden;
}
.mobile-panel.is-open{transform:translateX(0);visibility:visible;}
.mobile-panel__head{
  height:56px;flex:none;display:flex;align-items:center;justify-content:space-between;
  padding:0 20px;border-bottom:1px solid var(--line);
}
.mobile-panel__body{flex:1;overflow-y:auto;padding:20px;}
.mobile-panel__body .command-search{width:100%;height:44px;margin-bottom:20px;}
.mobile-nav{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.mobile-nav a{
  padding:16px 4px;font-size:16px;color:var(--ink);
  border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;
}
.mobile-nav a.is-active{color:var(--brand);font-weight:700;}
.mobile-panel__foot{flex:none;padding:16px 20px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:540px;
  display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(246,242,234,.95) 0%,rgba(246,242,234,.86) 42%,rgba(246,242,234,.45) 100%);
}
.hero .container{position:relative;z-index:1;padding-top:76px;padding-bottom:76px;}
.hero-kicker{margin-bottom:20px;}
.hero-title{font-size:50px;line-height:1.24;max-width:820px;}
.hero-title span{display:block;font-size:26px;color:var(--ink-2);margin-top:14px;font-weight:700;}
.hero-lead{margin-top:22px;font-size:17px;color:var(--ink-2);max-width:620px;line-height:1.9;}
.hero-meta{
  margin-top:30px;display:flex;flex-wrap:wrap;align-items:center;gap:0 24px;
  font-size:14.5px;color:var(--ink-2);
}
.hero-meta div{display:flex;align-items:baseline;gap:8px;padding-right:24px;border-right:1px solid var(--line);}
.hero-meta div:last-child{border-right:0;padding-right:0;}
.hero-meta b{font-family:var(--serif);font-size:16px;color:var(--ink);font-weight:700;}
.hero-actions{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 数据条 ---------- */
.stats{padding:0;}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--surface-alt);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.stat-item{padding:38px 24px;border-right:1px solid var(--line);text-align:center;}
.stat-item:last-child{border-right:0;}
.stat-num{font-family:var(--serif);font-size:34px;line-height:1.2;color:var(--brand-dark);font-variant-numeric:tabular-nums;}
.stat-label{margin-top:8px;font-size:13.5px;color:var(--ink-2);}

/* ---------- 能力卡 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}

.feature-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
  display:flex;flex-direction:column;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.feature-icon{
  width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand-dark);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.feature-card h3{font-size:19px;margin-bottom:10px;}
.feature-card p{font-size:15px;color:var(--ink-2);}
.feature-list{margin-top:18px;display:flex;flex-direction:column;gap:9px;}
.feature-list li{display:flex;gap:9px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);}
.feature-list .ic{width:17px;height:17px;margin-top:5px;color:var(--jade);}

/* ---------- 赛程时间线 ---------- */
.timeline{position:relative;}
.timeline::before{
  content:"";position:absolute;left:117px;top:14px;bottom:14px;width:2px;
  background:var(--jade);opacity:.35;border-radius:2px;
}
.timeline > li{
  position:relative;display:grid;grid-template-columns:100px 1fr;gap:36px;
  padding-bottom:28px;
}
.timeline > li:last-child{padding-bottom:0;}
.timeline > li::before{
  content:"";position:absolute;left:112px;top:9px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);
}
.tl-time{
  font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;padding-top:4px;
}
.tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.tl-card h3{font-size:18px;margin-bottom:8px;}
.tl-card .tl-meta{font-size:13.5px;color:var(--ink-3);margin-bottom:10px;font-variant-numeric:tabular-nums;}
.tl-card p{font-size:15px;color:var(--ink-2);}
.tl-tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 场景卡（图片） ---------- */
.scene-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
  display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.scene-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--surface-alt);}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out;}
.scene-card:hover .scene-media img{transform:scale(1.03);}
.scene-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column;}
.scene-body h3{font-size:18px;margin-bottom:8px;}
.scene-body p{font-size:14.5px;color:var(--ink-2);}
.scene-tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 方案对比 ---------- */
.plan-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:32px 28px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.plan-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.plan-card--rec{border-top:3px solid var(--brand);}
.plan-ribbon{
  position:absolute;top:14px;right:16px;
  background:var(--gold);color:#3B2A05;font-size:12px;font-weight:700;
  padding:4px 12px;border-radius:var(--r-pill);
}
.plan-name{font-family:var(--serif);font-size:20px;font-weight:700;}
.plan-desc{margin-top:8px;font-size:14px;color:var(--ink-2);min-height:44px;}
.plan-price{
  margin-top:18px;display:flex;align-items:baseline;gap:6px;
  font-family:var(--serif);font-size:38px;font-weight:700;color:var(--brand-dark);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.plan-price small{font-size:13px;font-family:var(--sans);font-weight:600;color:var(--ink-3);}
.plan-features{margin-top:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.plan-features li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);line-height:1.7;}
.plan-features .ic{width:18px;height:18px;margin-top:4px;color:var(--jade);}
.plan-actions{margin-top:26px;}

/* ---------- 申请区（深色） ---------- */
.apply{background:#A63C1B;color:#F6F2EA;padding:96px 0;}
.apply h2{color:#fff;}
.apply .section-no{color:rgba(255,255,255,.72);}
.apply .section-sub{color:rgba(255,255,255,.82);}
.apply-card{
  max-width:720px;margin:0 auto;background:#fff;color:var(--ink);
  border-radius:var(--r-card);padding:32px;box-shadow:0 18px 44px -20px rgba(0,0,0,.42);
}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:700;color:var(--ink);}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;
  font-size:15px;outline:none;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.field textarea{height:104px;padding:11px 14px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(212,87,43,.12);
}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2);line-height:1.7;}
.check-row input{
  width:18px;height:18px;height:18px;flex:none;margin-top:3px;accent-color:var(--brand);
}
.form-note{font-size:13px;color:var(--ink-3);}
.form-msg{margin-top:14px;font-size:14px;color:var(--jade);font-weight:600;}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
  display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-card__link{display:flex;flex-direction:column;height:100%;}
.news-card__cover{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--surface-alt);}
.news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out;}
.news-card:hover .news-card__cover img{transform:scale(1.03);}
.news-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-card__title{
  font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.5;margin-top:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__excerpt{
  margin-top:10px;font-size:14.5px;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__foot{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;font-size:13.5px;color:var(--ink-3);
}
.news-card__date{font-variant-numeric:tabular-nums;}
.news-card__more{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:5px;}
.news-card__more .ic{width:15px;height:15px;}
.load-more{margin-top:40px;text-align:center;}

.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);background:var(--surface);
  padding:56px 24px;text-align:center;
}
.empty-state__art{
  width:88px;height:88px;margin:0 auto 20px;border-radius:22px;background:var(--surface-alt);
  display:flex;align-items:center;justify-content:center;color:var(--ink-3);
}
.empty-state__art svg{width:34px;height:34px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:20px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq .accordion-item{background:transparent;border:0;border-top:1px solid var(--line);}
.faq .accordion-item:last-child{border-bottom:1px solid var(--line);}
.faq .accordion-button{
  position:relative;background:transparent;box-shadow:none;border:0;
  font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);
  padding:22px 48px 22px 0;line-height:1.6;
}
.faq .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none;}
.faq .accordion-button:focus{box-shadow:none;outline:none;}
.faq .accordion-button:focus-visible{outline:2px solid rgba(212,87,43,.5);outline-offset:4px;border-radius:6px;}
.faq .accordion-button::after{
  content:"";position:absolute;right:6px;top:50%;width:20px;height:20px;margin:0;
  transform:translateY(-50%);
  background-image:
    linear-gradient(var(--brand),var(--brand)),
    linear-gradient(var(--brand),var(--brand));
  background-size:14px 2px, 2px 14px;
  background-position:center center, center center;
  background-repeat:no-repeat;
  transition:transform .22s ease-out;
}
.faq .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg);}
.faq .accordion-body{padding:0 48px 24px 0;font-size:15px;color:var(--ink-2);line-height:1.85;}
.faq .accordion-body p + p{margin-top:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg);border-top:2px solid var(--brand);
  padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--ink-2);max-width:300px;}
.footer-col h4{font-family:var(--sans);font-size:14px;font-weight:700;margin-bottom:16px;color:var(--ink);}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:var(--ink-2);transition:color .18s ease-out;}
.footer-col a:hover{color:var(--brand);}
.footer-col li span{font-size:14px;color:var(--ink-2);font-variant-numeric:tabular-nums;}
.footer-bottom{
  margin-top:52px;border-top:1px solid var(--line);
  padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px 20px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-3);
}
.footer-bottom a{color:var(--ink-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .command-search{width:210px;}
  .main-nav{gap:20px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .command-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-tools{gap:10px;}
  .header-inner{height:56px;}
  .site-header .btn-primary.btn-sm{display:none;}
  .hero{min-height:480px;}
  .hero-title{font-size:38px;}
  .hero-title span{font-size:22px;}
  .section{padding:68px 0;}
  .grid-3,.grid-4,.grid-2{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .apply{padding:68px 0;}
}
@media (max-width:767px){
  body{font-size:16px;}
  h1{font-size:28px;}
  h2{font-size:24px;}
  .container{padding:0 18px;}
  .header-inner{padding:0 18px;}
  .section{padding:56px 0;}
  .hero{min-height:460px;}
  .hero .container{padding-top:56px;padding-bottom:56px;}
  .hero-title{font-size:32px;}
  .hero-title span{font-size:19px;margin-top:10px;}
  .hero-lead{font-size:16px;}
  .hero-meta{gap:12px 0;flex-direction:column;align-items:flex-start;}
  .hero-meta div{border-right:0;padding-right:0;width:100%;}
  .hero-actions .btn{width:100%;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item{padding:26px 16px;border-bottom:1px solid var(--line);}
  .stat-item:nth-child(2n){border-right:0;}
  .stat-item:nth-child(n+3){border-bottom:0;}
  .stat-num{font-size:28px;}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px;}
  .timeline::before{left:5px;top:10px;bottom:10px;}
  .timeline > li{grid-template-columns:1fr;gap:8px;padding-left:28px;padding-bottom:22px;}
  .timeline > li::before{left:0;top:7px;}
  .tl-time{padding-top:0;font-size:16px;}
  .tl-card{padding:18px 16px;}
  .plan-card{padding:26px 20px;}
  .plan-desc{min-height:auto;}
  .apply-card{padding:24px 18px;}
  .form-grid{grid-template-columns:1fr;}
  .faq .accordion-button{font-size:16px;padding-right:40px;}
  .faq .accordion-body{padding-right:10px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:399px){
  .brand-text{font-size:16px;}
}

/* roulang page: article */
:root{
  --brand:#D4572B;
  --brand-dark:#A63C1B;
  --brand-soft:#FBEAE2;
  --jade:#2E6B5E;
  --jade-soft:#E6EFEB;
  --amber:#E9B44C;
  --bg:#F6F2EA;
  --surface:#FFFFFF;
  --surface-2:#EFE9DE;
  --ink:#22201D;
  --ink-2:#5C574F;
  --ink-3:#8A8479;
  --line:#E2DACB;
  --danger:#C0392B;
  --radius:14px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow:0 1px 2px rgba(34,32,29,.06), 0 8px 24px -12px rgba(34,32,29,.12);
  --shadow-hover:0 12px 32px -12px rgba(34,32,29,.18);
  --container:1200px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --header-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color 180ms ease-out,border-color 180ms ease-out,background-color 180ms ease-out}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35}
p{margin:0}
:focus-visible{outline:2px solid rgba(212,87,43,.5);outline-offset:2px;border-radius:4px}
.num,.tabular{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:999}
.skip-link:focus{left:0}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,242,234,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow 220ms ease-out;
}
.site-header.is-scrolled{box-shadow:0 4px 20px -12px rgba(34,32,29,.18)}
.header-inner{
  max-width:1280px;margin:0 auto;padding:0 24px;
  height:var(--header-h);
  display:flex;align-items:center;gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:28px;height:28px;border-radius:8px;background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-mark span{width:12px;height:12px;border-radius:3px;background:var(--bg);display:block}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;
  font-size:15px;color:var(--ink-2);border-radius:8px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform 200ms ease-out;border-radius:2px;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.header-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:268px;height:40px;padding:0 10px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  transition:border-color 180ms ease-out,box-shadow 180ms ease-out;
}
.command-search svg{width:18px;height:18px;flex-shrink:0;fill:none;stroke:var(--ink-3);stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.command-search input{
  flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:14px;color:var(--ink);
}
.command-search input::placeholder{color:var(--ink-3)}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(212,87,43,.12)}
.command-search:focus-within svg{stroke:var(--brand)}
.kbd{
  font-size:11px;line-height:1;color:var(--ink-3);
  border:1px solid var(--line);border-radius:6px;padding:4px 6px;white-space:nowrap;
}
.icon-btn{
  width:40px;height:40px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--ink-2);cursor:pointer;transition:all 180ms ease-out;
}
.icon-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-1px)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--radius-sm);
  padding:12px 24px;font-size:15px;font-weight:600;cursor:pointer;
  transition:all 180ms ease-out;text-align:center;
}
.btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:15px;font-weight:600}
.text-link svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform 180ms ease-out}
.text-link:hover{color:var(--brand-dark)}
.text-link:hover svg{transform:translateX(4px)}
.nav-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--ink-2);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round}

.mobile-drawer{
  display:none;position:fixed;left:0;right:0;top:var(--header-h);bottom:0;z-index:70;
  background:var(--bg);padding:20px 24px 32px;overflow-y:auto;
}
.mobile-drawer.is-open{display:block;animation:drawerIn 200ms ease-out}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.command-search--full{width:100%;margin-bottom:20px}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer-nav a{
  padding:16px 4px;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--brand);font-weight:700}
.mobile-drawer .btn-block{margin-top:24px}

/* ============ 阅读进度 ============ */
.reading-progress{
  position:fixed;top:0;left:0;height:3px;width:0;background:var(--brand);
  z-index:120;transition:width 80ms linear;border-radius:0 2px 2px 0;
}

/* ============ 内页头部 ============ */
.page-hero{
  position:relative;
  padding:56px 0 48px;
  background-image:linear-gradient(100deg,rgba(246,242,234,.94) 0%,rgba(246,242,234,.82) 46%,rgba(246,242,234,.55) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb-nav{
  display:flex;align-items:center;gap:8px;flex-wrap:nowrap;
  font-size:13px;color:var(--ink-3);margin-bottom:20px;overflow:hidden;
}
.breadcrumb-nav a{color:var(--ink-3);white-space:nowrap}
.breadcrumb-nav a:hover{color:var(--brand)}
.breadcrumb-nav .sep{color:var(--line)}
.breadcrumb-nav .current{
  color:var(--brand);font-weight:700;white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis;max-width:52vw;
}
.page-title{
  font-family:var(--font-serif);
  font-size:40px;line-height:1.35;color:var(--ink);
  max-width:860px;margin-bottom:18px;letter-spacing:.5px;
}
.page-title::after{
  content:"";display:block;width:56px;height:3px;background:var(--brand);
  border-radius:2px;margin-top:20px;
}
.post-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.post-meta .divider{width:1px;height:12px;background:var(--line)}

/* ============ 文章骨架 ============ */
.section{padding:88px 0}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.article-section{padding-top:56px;padding-bottom:72px}
.article-shell{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
.article-main{max-width:760px;width:100%;}
.article-toc{display:none}
.toc-title{font-size:14px;letter-spacing:1px;color:var(--ink-3);font-weight:700;margin-bottom:14px}
.article-toc ol{counter-reset:toc;border-left:2px solid var(--line);padding-left:0}
.article-toc li{counter-increment:toc}
.article-toc a{
  display:block;padding:8px 12px;font-size:14px;color:var(--ink-2);
  border-left:3px solid transparent;margin-left:-2px;line-height:1.5;
}
.article-toc a::before{content:counter(toc,decimal-leading-zero) "  ";color:var(--ink-3);font-variant-numeric:tabular-nums}
.article-toc a:hover{color:var(--brand);background:var(--brand-soft)}
.article-toc a.is-current{color:var(--brand);font-weight:700;border-left-color:var(--brand);background:var(--brand-soft)}

/* ============ 正文 ============ */
.article-body{
  font-size:17px;line-height:1.9;color:var(--ink-2);overflow-wrap:break-word;
}
.article-body > p:first-of-type::before{
  content:"";display:block;width:48px;height:3px;background:var(--brand);
  border-radius:2px;margin-bottom:22px;
}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-family:var(--font-serif);font-size:28px;line-height:1.45;color:var(--ink);
  margin:2em 0 .6em;padding-bottom:.4em;border-bottom:1px solid var(--line);
}
.article-body h3{font-size:21px;color:var(--ink);margin:1.6em 0 .5em}
.article-body h4{font-size:18px;color:var(--ink);margin:1.4em 0 .4em}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(212,87,43,.35)}
.article-body a:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark)}
.article-body strong{color:var(--ink)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.5em;line-height:1.85}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.45em 0}
.article-body ul li::marker{color:var(--brand)}
.article-body ol li::marker{color:var(--brand);font-variant-numeric:tabular-nums}
.article-body blockquote{
  margin:1.6em 0;padding:20px 22px;background:var(--brand-soft);
  border-left:3px solid var(--brand);border-radius:0 var(--radius) var(--radius) 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.6em auto;width:auto;max-width:100%}
.article-body figure{margin:1.8em 0}
.article-body figure img{margin:0 auto 10px}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);background:var(--surface);
}
.article-body thead th{
  background:var(--surface-2);color:var(--ink);font-size:14px;text-align:left;
  padding:12px 14px;border:1px solid var(--line);white-space:nowrap;
}
.article-body td{padding:12px 14px;border:1px solid var(--line);font-variant-numeric:tabular-nums}
.article-body tbody tr:nth-child(even){background:#FAF7F1}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* ============ 空态 ============ */
.empty-state{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:56px 32px;text-align:center;
}
.empty-art{
  width:88px;height:88px;margin:0 auto 20px;border-radius:24px;
  background:var(--jade-soft);display:flex;align-items:center;justify-content:center;
}
.empty-art svg{width:38px;height:38px;fill:none;stroke:var(--jade);stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.empty-state p{font-size:16px;color:var(--ink-2);margin-bottom:22px}

/* ============ 文末 ============ */
.article-foot{
  margin-top:44px;padding-top:28px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.tag-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--radius-pill);
  font-size:13px;background:var(--jade-soft);color:var(--jade);font-weight:600;
}
.tag.tag-brand{background:var(--brand-soft);color:var(--brand-dark)}
.foot-actions{display:flex;align-items:center;gap:10px}

/* ============ 卡片 ============ */
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:40px;flex-wrap:wrap;
}
.section-title{font-family:var(--font-serif);font-size:30px;color:var(--ink)}
.section-sub{font-size:15px;color:var(--ink-3);margin-top:10px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;transition:transform 180ms ease-out,box-shadow 180ms ease-out;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.post-card .thumb{position:relative;overflow:hidden;background:var(--surface-2)}
.post-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 320ms ease-out}
.post-card:hover .thumb img{transform:scale(1.03)}
.post-card .body{padding:20px 24px 24px;display:flex;flex-direction:column;flex-grow:1}
.post-card .card-title{
  font-size:19px;line-height:1.5;color:var(--ink);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card .card-title a:hover{color:var(--brand)}
.post-card .excerpt{
  font-size:15px;color:var(--ink-2);line-height:1.8;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card .card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.post-card .read-more{color:var(--brand);font-weight:600;font-size:14px}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(135deg,var(--brand-soft) 0%,#F3EDE2 100%);
  border:1px solid rgba(212,87,43,.18);border-radius:var(--radius);
  padding:48px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-family:var(--font-serif);font-size:28px;color:var(--ink);margin-bottom:12px}
.cta-band p{font-size:16px;color:var(--ink-2);max-width:560px}
.cta-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{border-top:2px solid var(--brand);background:var(--bg);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--ink-2);line-height:1.85;max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:18px}
.footer-col ul li{margin-bottom:12px}
.footer-col a,.footer-col span{font-size:14px;color:var(--ink-2);line-height:1.7}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  margin-top:48px;padding:22px 0 28px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);
}

/* ============ 响应式 ============ */
@media (min-width:1200px){
  .article-shell{grid-template-columns:240px minmax(0,1fr);gap:48px}
  .article-toc{display:block;position:sticky;top:88px;align-self:start;max-height:calc(100vh - 120px);overflow-y:auto}
}
@media (max-width:1199px){
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991px){
  :root{--header-h:56px}
  .main-nav,.command-search,.icon-btn{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{gap:12px}
  .brand-text{font-size:17px}
  .section{padding:72px 0}
  .page-title{font-size:30px}
  .article-body{font-size:16.5px}
  .article-body h2{font-size:24px}
  .cta-band{padding:36px 28px}
  .cta-band h2{font-size:24px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:767px){
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .section-head{align-items:flex-start}
  .section-title{font-size:25px}
  .page-hero{padding:40px 0 36px}
  .container{padding:0 18px}
  .header-inner{padding:0 18px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:575px){
  .section{padding:56px 0}
  .page-title{font-size:26px;line-height:1.4}
  .post-meta{font-size:12.5px;gap:10px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:19px}
  .post-card .body{padding:16px}
  .cta-band{padding:28px 20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .article-foot{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --clay:#D4572B;
  --clay-dark:#A63C1B;
  --clay-light:#FBEAE2;
  --celadon:#2E6B5E;
  --celadon-light:#E6EFEB;
  --amber:#E9B44C;
  --paper:#F6F2EA;
  --white:#FFFFFF;
  --sand:#EFE9DE;
  --ink:#22201D;
  --ink-2:#5C574F;
  --ink-3:#8A8479;
  --line:#E2DACB;
  --danger:#C0392B;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(34,32,29,.06),0 8px 24px -12px rgba(34,32,29,.12);
  --sh-2:0 12px 32px -12px rgba(34,32,29,.18);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.88;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--clay);text-decoration:none;transition:color .18s ease-out;}
a:hover{color:var(--clay-dark);}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);line-height:1.34;margin:0 0 .6em;}
h2{font-size:30px;margin-top:0;}
h3{font-size:21px;}
p{margin:0 0 1.2em;}
ul,ol{margin:0 0 1.2em;padding-left:1.5em;line-height:1.85;}
li{margin-bottom:.4em;}
.num{font-variant-numeric:tabular-nums;}
svg{fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
:focus-visible{outline:2px solid rgba(212,87,43,.5);outline-offset:2px;border-radius:4px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--sans);font-size:15px;font-weight:600;line-height:1;
  padding:12px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  cursor:pointer;transition:all .18s ease-out;text-align:center;
}
.btn-primary{background:var(--clay);color:#fff;box-shadow:0 6px 18px -10px rgba(212,87,43,.7);}
.btn-primary:hover{background:var(--clay-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-outline{background:transparent;color:var(--clay);border-color:var(--clay);}
.btn-outline:hover{background:var(--clay-light);color:var(--clay-dark);}
.btn-ghost{background:var(--white);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--clay);color:var(--clay-dark);}
.btn-sm{padding:10px 20px;font-size:14.5px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--clay);}
.link-arrow svg{width:16px;height:16px;transition:transform .18s ease-out;}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- 徽章 / 标签 ---------- */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--celadon-light);color:var(--celadon);line-height:1.6;
}
.badge-clay{background:var(--clay-light);color:var(--clay-dark);}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,242,234,.92);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:0 4px 20px -12px rgba(34,32,29,.28);}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;height:64px;
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:28px;height:28px;border-radius:8px;background:var(--clay);
  display:inline-flex;align-items:center;justify-content:center;flex:none;
}
.brand-mark span{width:11px;height:11px;border:2px solid #fff;border-radius:3px;display:block;}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.2px;font-family:var(--serif);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;padding:8px 12px;font-size:15px;color:var(--ink-2);
  border-radius:8px;transition:color .18s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--clay);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease-out;border-radius:2px;
}
.nav-link:hover{color:var(--clay);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--clay);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:270px;height:40px;padding:0 10px 0 12px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.command-search svg{width:18px;height:18px;color:var(--ink-3);flex:none;}
.command-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-family:var(--sans);font-size:14px;color:var(--ink);
}
.command-search input::placeholder{color:var(--ink-3);}
.command-search:focus-within{border-color:var(--clay);box-shadow:0 0 0 3px rgba(212,87,43,.12);}
.kbd{
  flex:none;font-size:11px;color:var(--ink-3);border:1px solid var(--line);
  border-radius:6px;padding:2px 6px;line-height:1.4;background:var(--paper);
}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:var(--white);display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink-2);flex:none;transition:all .18s ease-out;
}
.icon-btn:hover{border-color:var(--clay);color:var(--clay);}
.icon-btn .ic{width:20px;height:20px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:var(--white);color:var(--ink-2);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}

/* 移动端抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:1040;background:rgba(34,32,29,.45);
  opacity:0;visibility:hidden;transition:opacity .22s ease-out,visibility .22s;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;}
.mobile-drawer-inner{
  position:absolute;top:0;right:0;bottom:0;width:min(360px,88vw);
  background:var(--paper);padding:20px;display:flex;flex-direction:column;gap:8px;
  transform:translateX(100%);transition:transform .26s ease-out;overflow-y:auto;
}
.mobile-drawer.is-open .mobile-drawer-inner{transform:translateX(0);}
.mobile-drawer .command-search{width:100%;margin-bottom:8px;}
.mobile-drawer .nav-link{
  padding:14px 4px;border-bottom:1px solid var(--line);border-radius:0;font-size:16px;
}
.mobile-drawer .nav-link::after{display:none;}
.mobile-drawer .btn{margin-top:auto;}
.drawer-close{
  align-self:flex-end;border:1px solid var(--line);background:var(--white);
  width:36px;height:36px;border-radius:var(--r-btn);color:var(--ink-2);cursor:pointer;
}
.drawer-close svg{width:18px;height:18px;}

/* ---------- 页面头部 KV ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(246,242,234,.94),rgba(246,242,234,.78)),
                   url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero-inner{
  max-width:1200px;margin:0 auto;padding:56px 20px 0;
  min-height:270px;display:flex;flex-direction:column;justify-content:flex-end;
}
.crumb{font-size:13px;color:var(--ink-3);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--clay);}
.crumb .sep{color:var(--ink-3);}
.crumb .now{color:var(--clay);font-weight:600;}
.page-hero h1{font-size:40px;margin-bottom:14px;max-width:900px;}
.page-hero .lead{font-size:16.5px;color:var(--ink-2);max-width:720px;margin:0 0 26px;}
.anchor-bar{
  display:flex;gap:26px;overflow-x:auto;padding:0 0 0;border-top:1px solid var(--line);
  scrollbar-width:none;
}
.anchor-bar::-webkit-scrollbar{display:none;}
.anchor-bar a{
  position:relative;flex:none;padding:14px 2px;font-size:15px;color:var(--ink-2);
  white-space:nowrap;transition:color .18s ease-out;
}
.anchor-bar a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--clay);
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease-out;
}
.anchor-bar a:hover{color:var(--clay);}
.anchor-bar a.is-current{color:var(--clay);font-weight:700;}
.anchor-bar a.is-current::after{transform:scaleX(1);}

/* ---------- 文档布局 ---------- */
.doc-wrap{padding:72px 0 88px;}
.doc-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;align-items:start;}
.doc-toc{
  position:sticky;top:96px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:20px 18px;
}
.doc-toc h2{
  font-family:var(--sans);font-size:14px;font-weight:700;letter-spacing:.06em;
  color:var(--ink-3);margin:0 0 14px;text-transform:none;
}
.doc-toc ol{list-style:none;margin:0;padding:0;}
.doc-toc li{margin:0;}
.doc-toc a{
  display:block;padding:9px 12px;font-size:14.5px;color:var(--ink-2);
  border-left:3px solid transparent;border-radius:0 8px 8px 0;transition:all .18s ease-out;
}
.doc-toc a:hover{color:var(--clay);background:var(--clay-light);}
.doc-toc a.is-current{
  color:var(--clay);font-weight:700;background:var(--clay-light);border-left-color:var(--clay);
}
.doc-toc .toc-foot{
  margin-top:16px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-3);line-height:1.7;
}

.doc-body{max-width:840px;}
.doc-section{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:34px 34px 26px;margin-bottom:28px;
  scroll-margin-top:96px;
}
.doc-section:hover{box-shadow:var(--sh-1);}
.sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:18px;}
.sec-index{
  font-family:var(--serif);font-size:26px;font-weight:700;color:var(--clay);
  line-height:1;flex:none;
}
.sec-head h2{margin:0;font-size:28px;}
.sec-head .badge-pill{margin-left:auto;flex:none;align-self:center;}
.doc-section p{color:var(--ink-2);font-size:16.5px;}
.doc-section strong{color:var(--ink);}

/* 步骤卡 */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0 8px;}
.step-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 20px;display:flex;flex-direction:column;gap:10px;
  transition:all .18s ease-out;
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background:var(--white);}
.step-card .no{
  font-family:var(--serif);font-size:24px;font-weight:700;color:var(--clay);line-height:1;
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:18px;margin:0;font-family:var(--sans);font-weight:700;}
.step-card p{font-size:14.5px;margin:0;color:var(--ink-2);line-height:1.8;}

/* 图文两栏 */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;align-items:center;margin:22px 0 6px;}
.split figure{margin:0;}
.split figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);
  border:1px solid var(--line);
}
.split figcaption{font-size:13px;color:var(--ink-3);margin-top:10px;text-align:center;}
.split .split-text p:last-child{margin-bottom:0;}

/* 定义列表 */
.def-list{border-top:1px solid var(--line);margin:20px 0 6px;}
.def-list .row-item{
  display:grid;grid-template-columns:170px minmax(0,1fr);gap:18px;
  padding:14px 0;border-bottom:1px solid var(--line);
}
.def-list dt{
  font-size:15px;font-weight:700;color:var(--ink);margin:0;
  display:flex;align-items:center;gap:8px;
}
.def-list dt .dot{width:7px;height:7px;border-radius:50%;background:var(--celadon);flex:none;}
.def-list dd{margin:0;font-size:15px;color:var(--ink-2);line-height:1.8;}

/* 提示条 */
.tip{
  display:flex;gap:12px;background:var(--celadon-light);border-radius:var(--r-card);
  padding:16px 18px;font-size:14.5px;color:var(--celadon);margin:20px 0 8px;line-height:1.8;
}
.tip svg{width:20px;height:20px;flex:none;margin-top:4px;}
.tip strong{color:#22513f;}

/* 检查清单 */
.check-list{list-style:none;padding:0;margin:18px 0 6px;display:grid;gap:10px;}
.check-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink-2);margin:0;
}
.check-list svg{width:18px;height:18px;color:var(--clay);flex:none;margin-top:5px;}

/* FAQ */
.faq-wrap{max-width:840px;}
.accordion{--bs-accordion-border-color:var(--line);--bs-accordion-border-radius:0;--bs-accordion-inner-border-radius:0;}
.accordion-item{background:transparent;border:0;border-top:1px solid var(--line);}
.accordion-item:last-child{border-bottom:1px solid var(--line);}
.accordion-button{
  background:transparent;color:var(--ink);font-family:var(--sans);font-weight:700;font-size:17px;
  padding:20px 44px 20px 0;box-shadow:none;border-radius:0!important;
}
.accordion-button:not(.collapsed){background:transparent;color:var(--clay);}
.accordion-button:focus{box-shadow:none;outline:2px solid rgba(212,87,43,.35);outline-offset:-2px;}
.accordion-button::after{
  background-image:none;content:"";width:14px;height:14px;position:absolute;right:8px;
  background:
    linear-gradient(var(--clay),var(--clay)) center/2px 14px no-repeat,
    linear-gradient(var(--clay),var(--clay)) center/14px 2px no-repeat;
  transition:transform .22s ease-out;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{padding:0 40px 22px 0;font-size:15px;color:var(--ink-2);line-height:1.85;}

/* CTA 条 */
.cta-strip{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:32px 34px;display:flex;flex-wrap:wrap;gap:24px;
  align-items:center;justify-content:space-between;margin-top:8px;scroll-margin-top:96px;
}
.cta-strip h2{font-size:26px;margin:0 0 8px;}
.cta-strip p{margin:0;color:var(--ink-2);font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--paper);border-top:2px solid var(--clay);margin-top:0;padding:56px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--ink-2);line-height:1.8;margin:0;max-width:330px;}
.footer-col h4{
  font-family:var(--sans);font-size:14px;font-weight:700;color:var(--ink);margin:0 0 16px;
}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--ink-2);}
.footer-col a:hover{color:var(--clay);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--ink-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .command-search{width:220px;}
  .doc-layout{grid-template-columns:216px minmax(0,1fr);gap:32px;}
}
@media (max-width:991.98px){
  .main-nav,.header-tools .command-search,.header-tools .icon-btn,.header-tools .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:56px;}
  .page-hero-inner{padding-top:40px;min-height:240px;}
  .page-hero h1{font-size:30px;}
  .doc-wrap{padding:48px 0 64px;}
  .doc-layout{grid-template-columns:minmax(0,1fr);gap:24px;}
  .doc-toc{
    position:static;padding:14px;border-radius:var(--r-card);
  }
  .doc-toc h2{display:none;}
  .doc-toc ol{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px;}
  .doc-toc ol::-webkit-scrollbar{display:none;}
  .doc-toc li{flex:none;}
  .doc-toc a{
    white-space:nowrap;border-left:0;border:1px solid var(--line);border-radius:999px;
    padding:8px 16px;font-size:14px;background:var(--white);
  }
  .doc-toc a.is-current{border-color:var(--clay);background:var(--clay-light);}
  .doc-toc .toc-foot{display:none;}
  .step-grid{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1/-1;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .page-hero h1{font-size:27px;}
  .page-hero .lead{font-size:15.5px;margin-bottom:22px;}
  .anchor-bar{gap:20px;}
  .anchor-bar a{font-size:14.5px;padding:12px 2px;}
  .doc-section{padding:24px 20px 18px;}
  .sec-head{flex-wrap:wrap;gap:10px;}
  .sec-head h2{font-size:23px;}
  .sec-head .badge-pill{margin-left:0;}
  .sec-index{font-size:22px;}
  h2{font-size:24px;}
  .def-list .row-item{grid-template-columns:1fr;gap:6px;padding:12px 0;}
  .cta-strip{padding:24px 20px;flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .accordion-button{font-size:16px;padding-right:40px;}
  .accordion-body{padding-right:16px;}
}
@media (max-width:519.98px){
  .container{padding:0 16px;}
  .header-inner{padding:0 16px;gap:12px;}
  .brand-text{font-size:16.5px;}
  .page-hero-inner{padding:32px 16px 0;min-height:220px;}
  .page-hero h1{font-size:24px;}
  .doc-wrap{padding:40px 0 56px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .btn{padding:11px 18px;font-size:14.5px;}
}

/* roulang page: category1 */
:root{
  --brand:#D4572B;
  --brand-dark:#A63C1B;
  --brand-soft:#FBEAE2;
  --teal:#2E6B5E;
  --teal-soft:#E6EFEB;
  --amber:#E9B44C;
  --bg:#F6F2EA;
  --bg-alt:#EFE9DE;
  --paper:#FFFFFF;
  --ink:#22201D;
  --ink-2:#5C574F;
  --ink-3:#8A8479;
  --line:#E2DACB;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(34,32,29,.06),0 8px 24px -12px rgba(34,32,29,.12);
  --sh-2:0 12px 32px -12px rgba(34,32,29,.18);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;font-weight:700;color:var(--ink);margin:0;line-height:1.35}
p{margin:0 0 1.2em}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
:where(a,button,input,select,textarea,[tabindex]):focus-visible{outline:2px solid rgba(212,87,43,.5);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,242,234,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out;
}
.site-header.is-scrolled{box-shadow:0 4px 20px -12px rgba(34,32,29,.18)}
.header-inner{
  max-width:1280px;margin:0 auto;height:64px;padding:0 24px;
  display:flex;align-items:center;gap:32px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:28px;height:28px;flex:0 0 28px;border-radius:8px;background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
}
.brand-mark span{width:12px;height:12px;border:2px solid #F6F2EA;border-radius:3px;transform:rotate(45deg);display:block}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;
  color:var(--ink-2);background:none;border:0;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;width:268px;height:40px;padding:0 10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(212,87,43,.12)}
.command-search svg{width:18px;height:18px;flex:0 0 18px;fill:none;stroke:var(--ink-3);stroke-width:1.75;stroke-linecap:round}
.command-search input{
  flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:14px;color:var(--ink);
}
.command-search input::placeholder{color:var(--ink-3)}
.kbd{font-size:11px;line-height:1.4;color:var(--ink-3);border:1px solid var(--line);border-radius:6px;padding:1px 5px;white-space:nowrap}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink-2);
  transition:border-color .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.ic{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.nav-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink-2);
}
.nav-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round}
.btn-primary{
  --bs-btn-color:#fff;--bs-btn-bg:var(--brand);--bs-btn-border-color:var(--brand);
  --bs-btn-hover-color:#fff;--bs-btn-hover-bg:var(--brand-dark);--bs-btn-hover-border-color:var(--brand-dark);
  --bs-btn-active-bg:var(--brand-dark);--bs-btn-active-border-color:var(--brand-dark);
  --bs-btn-focus-shadow-rgb:212,87,43;
  border-radius:var(--r-btn);padding:12px 24px;font-weight:600;font-size:16px;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out;
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary.btn-sm{padding:10px 20px;font-size:15px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;background:transparent;color:var(--brand);
  border:1px solid var(--brand);border-radius:var(--r-btn);padding:12px 24px;font-weight:600;font-size:16px;
  transition:background-color .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px)}
.btn-light-outline{
  display:inline-flex;align-items:center;gap:8px;background:transparent;color:#F6F2EA;
  border:1px solid rgba(246,242,234,.5);border-radius:var(--r-btn);padding:12px 24px;font-weight:600;font-size:16px;
  transition:background-color .18s ease-out,border-color .18s ease-out;
}
.btn-light-outline:hover{border-color:#F6F2EA;background:rgba(246,242,234,.08);color:#fff}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand)}
.link-arrow svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s ease-out}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- mobile panel ---------- */
.mobile-panel{
  position:fixed;left:0;right:0;top:64px;bottom:0;z-index:1029;background:var(--bg);
  padding:20px 24px 32px;display:flex;flex-direction:column;gap:16px;overflow-y:auto;
}
.mobile-panel[hidden]{display:none}
.mobile-panel .command-search{width:100%}
.mobile-nav{display:flex;flex-direction:column}
.mobile-nav .nav-link{padding:16px 0;border-bottom:1px solid var(--line);font-size:16px}
.mobile-nav .nav-link::after{display:none}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  background-image:linear-gradient(180deg,rgba(246,242,234,.94) 0%,rgba(246,242,234,.80) 60%,rgba(246,242,234,.88) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero .container{padding-top:44px;padding-bottom:0}
.breadcrumb-line{font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.breadcrumb-line a{color:var(--ink-3)}
.breadcrumb-line a:hover{color:var(--brand)}
.breadcrumb-line .sep{color:var(--line)}
.breadcrumb-line .current{color:var(--brand);font-weight:700}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;margin-top:22px;
  font-size:13px;padding:4px 14px;border-radius:var(--r-pill);background:var(--teal-soft);color:var(--teal);
}
.page-hero h1{font-size:40px;margin-top:16px;letter-spacing:.5px}
.page-hero .hero-sub{font-size:17px;color:var(--ink-2);margin-top:14px;max-width:760px}
.hero-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:22px;font-size:14px;color:var(--ink-2)}
.hero-meta span{display:inline-flex;align-items:center;gap:6px}
.hero-meta .divider{width:1px;height:14px;background:var(--line)}
.anchor-bar{
  display:flex;gap:10px;overflow-x:auto;margin-top:32px;padding:18px 0;
  border-top:1px solid rgba(226,218,203,.9);scrollbar-width:none;
}
.anchor-bar::-webkit-scrollbar{display:none}
.anchor-bar a{
  font-size:14px;color:var(--ink-2);padding:6px 16px;border-radius:var(--r-pill);
  white-space:nowrap;border:1px solid transparent;transition:.18s ease-out;
}
.anchor-bar a:hover{color:var(--brand);border-color:var(--line);background:#fff}
.anchor-bar a.is-current{color:var(--brand);font-weight:700;background:var(--brand-soft)}

/* ---------- stats strip ---------- */
.stats-strip{background:var(--bg-alt);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:32px 0}
.stat-item{border-left:2px solid rgba(46,107,94,.35);padding-left:18px}
.stat-num{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:32px;line-height:1.2;color:var(--brand);font-variant-numeric:tabular-nums}
.stat-label{font-size:13px;color:var(--ink-2);margin-top:4px}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-plain{background:var(--paper)}
.section-alt{background:var(--bg-alt)}
section[id]{scroll-margin-top:96px}
.section-head{max-width:840px;margin-bottom:36px}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:2px;color:var(--teal);font-variant-numeric:tabular-nums}
.section-title{font-size:30px;margin-top:10px}
.section-title::after{content:"";display:block;width:44px;height:3px;background:var(--brand);border-radius:2px;margin-top:14px}
.section-desc{font-size:15px;color:var(--ink-2);margin-top:14px;margin-bottom:0;max-width:760px}

/* ---------- day tabs ---------- */
.day-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px;padding:0;list-style:none}
.day-tabs .nav-link{
  border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;color:var(--ink-2);
  font-size:14px;padding:8px 20px;font-weight:500;
}
.day-tabs .nav-link::after{display:none}
.day-tabs .nav-link:hover{color:var(--brand);border-color:var(--brand)}
.day-tabs .nav-link.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}

/* ---------- timeline ---------- */
.timeline{list-style:none;padding:0;margin:0}
.tl-item{position:relative;display:grid;grid-template-columns:120px 1fr;column-gap:48px;padding-bottom:28px}
.tl-item::before{content:"";position:absolute;left:143px;top:16px;bottom:-14px;width:2px;background:var(--teal);opacity:.32}
.tl-item:last-child{padding-bottom:0}
.tl-item:last-child::before{display:none}
.tl-dot{position:absolute;left:138px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid var(--brand)}
.tl-time{
  text-align:right;padding-top:2px;font-size:17px;font-weight:600;color:var(--ink-2);
  font-variant-numeric:tabular-nums;line-height:1.5;
}
.tl-time small{display:block;font-size:12px;font-weight:400;color:var(--ink-3);letter-spacing:.5px}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px 24px;
  box-shadow:var(--sh-1);transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.tl-card h3{font-size:19px;line-height:1.45}
.tl-meta{font-size:14px;color:var(--ink-2);margin-top:6px}
.tl-sum{font-size:15px;color:var(--ink-2);margin:10px 0 12px;line-height:1.8}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:13px;line-height:1.6;padding:3px 12px;border-radius:var(--r-pill);background:var(--teal-soft);color:var(--teal)}
.tag-warn{background:var(--brand-soft);color:var(--brand-dark)}
.schedule-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:36px;padding-top:28px;border-top:1px solid var(--line)}
.schedule-foot p{margin:0;font-size:14px;color:var(--ink-3)}

/* ---------- ranking tables ---------- */
.rank-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.table-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1)}
.table-card h3{font-size:20px}
.table-card .card-note{font-size:14px;color:var(--ink-2);margin:8px 0 18px}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.data-table{width:100%;border-collapse:collapse;font-size:15px;min-width:460px}
.data-table th{
  font-size:13px;font-weight:700;color:var(--ink-2);text-align:left;white-space:nowrap;
  padding:10px 12px;border-bottom:1px solid var(--line);background:#FBF9F5;
}
.data-table td{padding:12px;border-bottom:1px solid #F1EBE0;color:var(--ink-2);font-variant-numeric:tabular-nums}
.data-table tbody tr:nth-child(even){background:#FBF9F5}
.data-table td:first-child{color:var(--brand);font-weight:700;width:56px}
.data-table td strong{color:var(--ink)}

/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.info-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.info-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-media{aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out}
.info-card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:19px}
.card-body p{font-size:15px;color:var(--ink-2);margin:0;flex:1;line-height:1.8}

/* ---------- definition list ---------- */
.def-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
.def-item{padding:20px 0;border-bottom:1px solid var(--line)}
.def-item dt{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:6px;display:flex;align-items:center;gap:8px}
.def-item dt::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal);flex:0 0 6px}
.def-item dd{margin:0;font-size:15px;color:var(--ink-2);line-height:1.85}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:840px;margin:0 auto}
.accordion-item{background:transparent;border:0;border-top:1px solid var(--line)}
.accordion-item:last-child{border-bottom:1px solid var(--line)}
.accordion-button{
  background:transparent;box-shadow:none;color:var(--ink);
  font-family:"Noto Serif SC","Source Han Serif SC",serif;
  font-size:17px;font-weight:700;padding:22px 0;line-height:1.6;
}
.accordion-button:not(.collapsed){background:transparent;color:var(--brand)}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-button::after{
  content:"";width:16px;height:16px;flex:0 0 16px;margin-left:auto;
  background:
    linear-gradient(currentColor,currentColor) center/16px 1.75px no-repeat,
    linear-gradient(currentColor,currentColor) center/1.75px 16px no-repeat;
  transition:transform .22s ease-out;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.accordion-body{padding:0 0 24px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ---------- dark CTA ---------- */
.cta-dark{background:#1C1B19;color:#F6F2EA;padding:88px 0}
.cta-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.cta-dark h2{color:#F6F2EA;font-size:32px}
.cta-dark p{color:rgba(246,242,234,.78);font-size:16px;margin-top:16px;margin-bottom:0;max-width:620px}
.cta-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px}
.cta-note{font-size:13px;color:rgba(246,242,234,.55);margin-top:18px}
.cta-figure{border-radius:var(--r-card);overflow:hidden;box-shadow:0 18px 40px -20px rgba(0,0,0,.6)}
.cta-figure img{width:100%;aspect-ratio:16/11;object-fit:cover}

/* ---------- footer ---------- */
.site-footer{background:var(--bg);border-top:2px solid var(--brand);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand p{font-size:14px;color:var(--ink-2);margin:16px 0 0;max-width:320px;line-height:1.8}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:16px;font-family:inherit}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--ink-2)}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding:20px 0 28px;font-size:13px;color:var(--ink-3);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .stats-grid{gap:20px}
}
@media (max-width:1024px){
  .main-nav{gap:20px}
  .command-search{width:200px}
}
@media (max-width:991.98px){
  .main-nav,.header-tools .command-search,.header-tools .icon-btn{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{gap:16px;height:56px;padding:0 18px}
  .mobile-panel{top:56px}
  .container{padding:0 18px}
  .page-hero h1{font-size:30px}
  .page-hero .container{padding-top:32px}
  .section{padding:72px 0}
  .section-title{font-size:26px}
  .cta-dark{padding:72px 0}
  .cta-dark h2{font-size:27px}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .rank-grid{grid-template-columns:1fr}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .section{padding:56px 0}
  .stats-grid{grid-template-columns:1fr 1fr;padding:24px 0}
  .stat-num{font-size:26px}
  .card-grid{grid-template-columns:1fr}
  .def-grid{grid-template-columns:1fr;gap:0}
  .timeline .tl-item{grid-template-columns:1fr;column-gap:0;padding-left:36px}
  .timeline .tl-item::before{left:15px;top:12px}
  .timeline .tl-dot{left:10px;top:6px}
  .tl-time{text-align:left;padding-top:0;margin-bottom:8px;font-size:16px}
  .tl-time small{display:inline;margin-left:8px}
  .tl-card{padding:16px}
  .card-body{padding:18px}
  .table-card{padding:18px}
  .accordion-button{font-size:16px;padding:18px 0}
  .page-hero h1{font-size:27px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .header-inner{padding:0 14px}
  .container{padding:0 14px}
  .brand-text{font-size:16px}
  .btn-primary.btn-sm{padding:9px 14px;font-size:14px}
  .hero-meta{gap:10px}
  .hero-meta .divider{display:none}
  .cta-actions .btn-ghost,.cta-actions .btn-light-outline,.cta-actions .btn-primary{width:100%;justify-content:center}
}