/* roulang page: index */
:root{
  --ink:#0F3D3E;
  --ink-2:#155150;
  --amber:#E2703A;
  --amber-dark:#C85C2C;
  --sand:#F2E9DC;
  --bg:#FBF8F3;
  --card:#FFFFFF;
  --text:#1E2A2A;
  --muted:#5B6B69;
  --line:#E6DFD3;
  --badge:#F4EFE7;
  --radius-card:10px;
  --radius-btn:8px;
  --radius-badge:4px;
  --shadow-1:0 1px 2px rgba(15,61,62,.06);
  --shadow-2:0 10px 28px -14px rgba(15,61,62,.28);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--amber)}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
.section{padding:64px 0}
@media(min-width:1024px){.section{padding:96px 0}}
.section-tight{padding:56px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;transition:all .2s ease;white-space:nowrap;background:none;
}
.btn-primary{background:var(--amber);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--amber-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-outline{border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{background:var(--amber);border-color:var(--amber);color:#fff;transform:translateY(-1px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn:disabled,.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1;padding:6px 10px;border-radius:var(--radius-badge);
  background:var(--badge);color:var(--ink);font-weight:600;
}
.badge-dark{background:var(--ink);color:#F2E9DC}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:500;
  transition:all .2s ease;
}
.pill:hover{border-color:var(--amber);color:var(--amber-dark)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 8px rgba(15,61,62,.05);
}
.header-inner{position:relative;display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:8px;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:Georgia,"Times New Roman",serif;font-size:18px;font-weight:700;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;color:var(--ink);font-weight:800}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.02em}
.main-nav{display:flex;align-items:center;gap:24px;margin-left:6px}
.main-nav a{position:relative;font-size:15px;font-weight:500;color:#4b5b59;padding:6px 0}
.main-nav a:hover{color:var(--ink)}
.main-nav a.active{color:var(--ink);font-weight:700}
.main-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--amber);border-radius:2px;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{position:relative;display:flex;align-items:center}
.search-box input{
  height:40px;width:210px;border:1px solid var(--line);background:#fff;
  border-radius:8px;padding:0 36px 0 14px;font-size:14px;transition:.2s ease;
}
.search-box input::placeholder{color:#9aa8a6}
.search-box input:focus{border-color:var(--amber);outline:none;box-shadow:0 0 0 3px rgba(226,112,58,.18)}
.search-box i{position:absolute;right:13px;font-size:13px;color:#9aa8a6;pointer-events:none}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;
  background:#fff;align-items:center;justify-content:center;cursor:pointer;color:var(--ink);
}
.nav-toggle:hover{border-color:var(--amber);color:var(--amber-dark)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;padding:56px 0 64px;
  background:
    linear-gradient(rgba(251,248,243,.93),rgba(251,248,243,.99)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:
    linear-gradient(to right,rgba(15,61,62,.05) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(15,61,62,.05) 1px,transparent 1px);
  background-size:48px 48px;
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--ink);background:var(--sand);border-radius:var(--radius-badge);
  padding:7px 12px;margin-bottom:20px;
}
.hero-title{font-size:clamp(30px,4.2vw,50px);font-weight:800;line-height:1.25;margin-bottom:18px}
.hero-sub{font-size:17px;line-height:1.85;color:var(--muted);max-width:560px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-card);box-shadow:var(--shadow-2);
  border:1px solid var(--line);
}
.hero-media::before{
  content:"";position:absolute;top:-14px;right:-14px;width:110px;height:110px;
  border-radius:var(--radius-card);border:1px dashed rgba(226,112,58,.45);z-index:-1;
}
.hero-media-card{
  position:absolute;left:-18px;bottom:-18px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);padding:14px 18px;display:flex;align-items:center;gap:12px;
}
.hero-media-card .num{font-family:Georgia,serif;font-size:30px;font-weight:700;color:var(--amber);line-height:1}
.hero-media-card strong{display:block;font-size:14px;color:var(--ink)}
.hero-media-card span{font-size:12px;color:var(--muted)}

/* ---------- 数据条 ---------- */
.stats-strip{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{
  padding:28px 24px;border-right:1px solid var(--line);
}
.stat:last-child{border-right:0}
.stat .stat-num{font-family:Georgia,serif;font-size:32px;font-weight:700;color:var(--ink);line-height:1.1}
.stat .stat-num em{font-size:16px;font-style:normal;color:var(--amber);margin-left:4px}
.stat p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.7}
.stat strong{display:block;font-size:15px;color:var(--ink);font-weight:700;margin-bottom:4px}

/* ---------- 板块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-title{
  position:relative;padding-left:14px;font-size:clamp(22px,2.6vw,30px);font-weight:800;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:3px;
  background:var(--amber);border-radius:2px;
}
.sec-desc{margin-top:10px;padding-left:14px;font-size:15px;color:var(--muted);max-width:640px}

/* ---------- 合集目录 ---------- */
.dir-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.dir-item{
  display:flex;align-items:center;gap:18px;padding:22px 24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);transition:all .25s ease;
}
.dir-item:hover{border-color:var(--amber);box-shadow:var(--shadow-2);transform:translateY(-2px);color:inherit}
.dir-num{
  font-family:Georgia,"Times New Roman",serif;font-size:34px;font-weight:700;
  line-height:1;color:#D9CDBA;flex-shrink:0;transition:color .25s ease;min-width:48px;
}
.dir-item:hover .dir-num{color:var(--amber)}
.dir-body{flex:1;min-width:0}
.dir-body h3{font-size:18px;font-weight:700;margin-bottom:6px}
.dir-body p{font-size:14px;color:var(--muted);line-height:1.7}
.dir-meta{display:flex;align-items:center;gap:10px;margin-top:10px}
.dir-arrow{color:#C9BBA6;font-size:15px;flex-shrink:0;transition:all .25s ease}
.dir-item:hover .dir-arrow{color:var(--amber);transform:translateX(3px)}

/* ---------- 卡片 ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;transition:all .25s ease;
  display:flex;flex-direction:column;height:100%;
}
.card:hover{border-color:var(--amber);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.card-cover{position:relative;overflow:hidden}
.card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease}
.card:hover .card-cover img{transform:scale(1.04)}
.card-cover .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94)}
.card-body{padding:20px 22px;display:flex;flex-direction:column;flex:1}
.card-body h3{
  font-size:18px;font-weight:700;line-height:1.45;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card:hover .card-body h3{color:var(--ink-2)}
.card-body p{
  font-size:14.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding:14px 22px;border-top:1px dotted var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.card-foot .idx{font-family:Georgia,serif;color:#C9BBA6;letter-spacing:.06em}

/* ---------- 最新信息列表 ---------- */
.news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:6px 22px}
.news-row{
  display:flex;gap:20px;align-items:flex-start;padding:20px 4px;
  border-bottom:1px dotted var(--line);transition:background .2s ease;
}
.news-row:last-child{border-bottom:0}
.news-row:hover{background:#FCFAF6}
.news-row:hover h3{color:var(--amber-dark)}
.date-block{
  width:70px;flex-shrink:0;text-align:center;background:var(--sand);
  border-radius:8px;padding:9px 0;
}
.date-block .mon{display:block;font-size:11px;letter-spacing:.06em;color:var(--muted);line-height:1.4}
.date-block .day{display:block;font-family:Georgia,serif;font-size:21px;font-weight:700;color:var(--ink);line-height:1.2}
.news-body{flex:1;min-width:0}
.news-body h3{
  font-size:17px;font-weight:700;margin-bottom:7px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.news-body p{
  font-size:14.5px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:12px;flex-shrink:0;padding-top:4px}
.news-meta .go{color:#C9BBA6;font-size:14px}
.news-row:hover .news-meta .go{color:var(--amber)}
.list-foot{display:flex;justify-content:flex-end;margin-top:24px}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:56px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:#C9BBA6}
.empty-state p{margin:16px 0 20px;color:var(--muted);font-size:15px}

/* ---------- 相关推荐 ---------- */
.reco-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:22px;align-items:stretch}
.reco-main{
  position:relative;display:block;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);transition:all .25s ease;color:inherit;
}
.reco-main:hover{border-color:var(--amber);box-shadow:var(--shadow-2);color:inherit}
.reco-main img{width:100%;height:100%;min-height:330px;object-fit:cover}
.reco-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;
  padding:28px;background:linear-gradient(to top,rgba(15,61,62,.9) 8%,rgba(15,61,62,.35) 48%,rgba(15,61,62,0) 78%);
}
.reco-overlay h3{color:#fff;font-size:22px;font-weight:800;margin-bottom:10px}
.reco-overlay p{color:rgba(255,255,255,.82);font-size:14.5px;line-height:1.7}
.reco-side{display:grid;grid-template-rows:1fr 1fr;gap:22px}
.reco-item{
  display:flex;gap:16px;padding:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);transition:all .25s ease;color:inherit;
}
.reco-item:hover{border-color:var(--amber);box-shadow:var(--shadow-2);color:inherit}
.reco-item img{width:96px;height:96px;object-fit:cover;border-radius:8px;flex-shrink:0}
.reco-item h4{font-size:16px;font-weight:700;margin-bottom:8px;line-height:1.5}
.reco-item p{font-size:13.5px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;padding:20px 6px;
  background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:700;color:var(--ink);transition:color .2s ease;
}
.faq-q:hover{color:var(--amber-dark)}
.faq-no{
  font-family:Georgia,serif;font-size:15px;color:#C9BBA6;
  border-left:3px solid transparent;padding-left:10px;transition:all .2s ease;flex-shrink:0;
}
.faq-item.open .faq-no{color:var(--amber);border-left-color:var(--amber)}
.faq-q i{margin-left:auto;font-size:13px;color:#C9BBA6;transition:transform .2s ease}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--amber)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-item.open .faq-a{max-height:420px}
.faq-a-inner{padding:0 6px 24px 42px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ---------- CTA 深色区 ---------- */
.cta-band{
  position:relative;background:var(--ink);color:#E8E2D8;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.16;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.14) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:52px 52px;
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);font-weight:800;margin-bottom:14px}
.cta-inner p{color:rgba(232,226,216,.8);font-size:15.5px;line-height:1.85;max-width:520px}
.cta-actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.icon-btn{
  width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.06);color:#F2E9DC;display:inline-flex;
  align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;
}
.icon-btn:hover{background:var(--amber);border-color:var(--amber);color:#fff;transform:translateY(-2px)}

/* ---------- 表单 ---------- */
.form-card{background:#fff;border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-2)}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;font-weight:600}
.form-row input,.form-row textarea{
  width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;
  padding:11px 14px;font-size:15px;transition:.2s ease;
}
.form-row textarea{min-height:96px;resize:vertical;line-height:1.7}
.form-row input:focus,.form-row textarea:focus{border-color:var(--amber);outline:none;box-shadow:0 0 0 3px rgba(226,112,58,.18)}
.form-tip{font-size:13px;color:var(--muted);margin-top:12px;min-height:20px}
.form-tip.ok{color:var(--ink);font-weight:600}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#E8E2D8;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:#F2E9DC;color:var(--ink)}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.site-footer p{color:rgba(232,226,216,.72);font-size:14px;line-height:1.85}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#CFC8BC;font-size:14px}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding:20px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#A9A398;
}
.footer-bottom a{color:#CFC8BC}
.footer-bottom a:hover{color:var(--amber)}

/* ---------- 返回顶部 ---------- */
.back-top{
  position:fixed;right:22px;bottom:26px;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:#fff;border:0;display:flex;align-items:center;justify-content:center;
  cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s ease;z-index:70;box-shadow:var(--shadow-2);
}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{background:var(--amber)}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .search-box input{width:170px}
  .main-nav{gap:18px}
  .brand-text span{display:none}
}
@media (max-width:1023px){
  .main-nav{
    position:absolute;top:64px;left:-20px;right:-20px;display:none;
    flex-direction:column;align-items:stretch;gap:0;margin:0;
    background:#fff;border-bottom:1px solid var(--line);padding:6px 20px 14px;
    box-shadow:0 14px 26px -18px rgba(15,61,62,.5);
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:13px 0;border-bottom:1px dashed var(--line);font-size:15px}
  .main-nav a:last-child{border-bottom:0}
  .main-nav a.active::after{display:none}
  .search-box{display:none}
  .nav-toggle{display:flex}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-media{order:2}
  .hero-media img{aspect-ratio:16/10}
  .hero-media-card{left:14px;bottom:-16px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(3),.stat:nth-child(4){border-bottom:0}
  .dir-grid{grid-template-columns:1fr}
  .reco-grid{grid-template-columns:1fr}
  .reco-side{grid-template-rows:auto auto}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .hero{padding:44px 0 56px}
  .hero-title{font-size:28px}
  .hero-sub{font-size:16px}
  .hero-cta .btn{flex:1 1 100%}
  .news-row{flex-wrap:wrap;gap:14px}
  .news-body{flex:1 1 100%;order:2}
  .news-body h3{white-space:normal}
  .news-meta{order:3;width:100%;justify-content:space-between;padding-top:0}
  .news-list{padding:6px 16px}
  .reco-main img{min-height:250px}
  .reco-item img{width:80px;height:80px}
  .footer-grid{grid-template-columns:1fr}
  .cta-actions .btn{flex:1 1 100%}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .brand-text strong{font-size:14px}
  .header-actions .btn-primary{padding:0 14px;font-size:14px}
  .stats-grid{grid-template-columns:1fr}
  .stat{border-right:0}
  .stat:nth-child(3){border-bottom:1px solid var(--line)}
  .dir-num{font-size:28px;min-width:40px}
  .date-block{width:60px}
  .faq-q{font-size:16px}
  .faq-a-inner{padding-left:16px}
}

/* roulang page: article */
:root{
  --ink:#0F3D3E;
  --ink-soft:#1B5152;
  --amber:#E2703A;
  --amber-dark:#C85C2C;
  --sand:#F2E9DC;
  --bg:#FBF8F3;
  --card:#FFFFFF;
  --text:#1E2A2A;
  --muted:#5B6B69;
  --line:#E6DFD3;
  --badge:#F4EFE7;
  --radius:10px;
  --radius-sm:8px;
  --shadow:0 1px 2px rgba(15,61,62,.06);
  --shadow-hover:0 10px 28px -14px rgba(15,61,62,.28);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-0.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 8px rgba(15,61,62,.05);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:64px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:8px;
  background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;line-height:1;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.06em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.main-nav a{
  font-size:15px;color:var(--muted);
  padding:6px 2px;border-bottom:2px solid transparent;
  transition:color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a.active{color:var(--ink);font-weight:700;border-bottom-color:var(--amber);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{position:relative;display:block;}
.search-box input{
  width:210px;height:40px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;padding:0 34px 0 12px;
  font-size:14px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box input::placeholder{color:#9AA6A4;}
.search-box input:focus{
  outline:none;border-color:var(--amber);
  box-shadow:0 0 0 3px rgba(226,112,58,.16);
}
.search-box i{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--muted);pointer-events:none;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border:none;border-radius:var(--radius-sm);
  padding:11px 22px;font-size:15px;font-weight:600;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:#fff;}
.btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px);}
.btn-ghost{background:transparent;border:1.5px solid var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:var(--sand);transform:translateY(-1px);}
.btn-sm{padding:8px 16px;font-size:14px;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);
  background:#fff;border-radius:var(--radius-sm);color:var(--ink);font-size:16px;
}

/* ---------- Page shell ---------- */
.page-main{padding-bottom:0;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  padding:22px 0 0;
}
.breadcrumb a{color:var(--muted);transition:color .18s ease;}
.breadcrumb a:hover{color:var(--amber-dark);}
.breadcrumb i{font-size:10px;color:#B9C2C0;}

/* ---------- Article head ---------- */
.article-head{padding:18px 0 0;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:4px 10px;border-radius:4px;
  background:var(--badge);color:var(--ink);
}
.article-title{
  font-size:clamp(26px,3.2vw,36px);
  font-weight:800;color:var(--ink);
  margin:16px 0 0;line-height:1.3;
  letter-spacing:-0.01em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:16px;font-size:13px;color:var(--muted);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9D2D0;}
.article-meta strong{color:var(--ink);font-weight:600;}
.rule{
  height:1px;background:var(--line);border:0;margin:24px 0 0;
  background-image:linear-gradient(to right,var(--line) 50%,transparent 0);
  background-size:10px 1px;background-repeat:repeat-x;
}
.article-cover{
  margin:26px 0 0;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.article-cover img{width:100%;height:auto;aspect-ratio:16/7;object-fit:cover;}
.article-cover figcaption{font-size:13px;color:var(--muted);padding:10px 16px;background:#fff;}

/* ---------- Article layout ---------- */
.article-section{padding:38px 0 0;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 286px;
  gap:52px;
  align-items:start;
}
.article-body{
  max-width:760px;
  font-size:17px;line-height:1.9;color:var(--text);
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  font-size:24px;font-weight:700;color:var(--ink);
  margin:40px 0 16px;padding-left:14px;
  border-left:3px solid var(--amber);line-height:1.45;
}
.article-body h3{
  font-size:19px;font-weight:700;color:var(--ink);
  margin:28px 0 12px;
}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:22px 0 10px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.4em;list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:9px;}
.article-body li::marker{color:var(--amber);}
.article-body blockquote{
  background:var(--sand);border-left:3px solid var(--amber);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:16px 22px;margin:26px 0;color:#3C4A49;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius);margin:24px 0;}
.article-body a{
  color:var(--ink);text-decoration:underline;
  text-decoration-style:dashed;text-underline-offset:3px;
  transition:color .18s ease;
}
.article-body a:hover{color:var(--amber-dark);text-decoration-style:solid;}
.article-body table{
  width:100%;border-collapse:collapse;font-size:15px;margin:24px 0;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body thead th{background:var(--sand);color:var(--ink);font-weight:700;}
.article-body tbody tr:nth-child(even){background:#FAF7F2;}
.article-body code{
  background:var(--badge);border-radius:4px;padding:2px 6px;font-size:.92em;
}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);
  background:#fff;padding:56px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:#C9D2D0;}
.empty-state p{margin:16px 0 22px;color:var(--muted);font-size:16px;}

/* ---------- Sidebar ---------- */
.side-col{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;
}
.side-card h3{
  font-size:14px;font-weight:700;color:var(--ink);
  letter-spacing:.06em;margin-bottom:14px;
  padding-left:10px;border-left:3px solid var(--amber);
}
.side-nav li + li{margin-top:10px;}
.side-nav a{
  display:flex;align-items:center;gap:8px;
  font-size:14px;color:var(--muted);
  padding:7px 0;
  border-bottom:1px dotted var(--line);
  transition:color .18s ease,padding-left .18s ease;
}
.side-nav li:last-child a{border-bottom:none;}
.side-nav a:hover{color:var(--amber-dark);padding-left:4px;}
.side-nav a i{font-size:11px;color:var(--amber);}
.side-note{font-size:13px;color:var(--muted);line-height:1.8;}

/* ---------- Tags / share ---------- */
.article-foot{padding:40px 0 0;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  font-size:13px;color:var(--ink);
  background:var(--badge);border:1px solid var(--line);
  border-radius:999px;padding:5px 14px;
  transition:border-color .18s ease,color .18s ease;
}
.tag:hover{border-color:var(--amber);color:var(--amber-dark);}
.share-bar{
  margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 20px;box-shadow:var(--shadow);
}
.share-bar .label{font-size:14px;color:var(--muted);}
.icon-row{display:flex;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;transition:all .2s ease;
}
.icon-btn:hover{background:var(--amber);border-color:var(--amber);color:#fff;transform:translateY(-1px);}

/* ---------- Prev / next ---------- */
.nav-posts{
  margin-top:26px;display:grid;grid-template-columns:1fr 1fr;gap:16px;
}
.nav-post{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow);
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
  display:block;
}
.nav-post:hover{border-color:var(--amber);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.nav-post span{font-size:12px;color:var(--muted);letter-spacing:.06em;}
.nav-post strong{display:block;font-size:15px;color:var(--ink);margin-top:6px;font-weight:600;line-height:1.5;}
.nav-post.next{text-align:right;}

/* ---------- Related ---------- */
.section{padding:64px 0 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px;}
.section-title{
  font-size:26px;font-weight:800;color:var(--ink);
  padding-left:14px;border-left:3px solid var(--amber);
}
.section-sub{font-size:14px;color:var(--muted);margin-top:8px;padding-left:17px;}
.section-link{font-size:14px;color:var(--muted);transition:color .18s ease;}
.section-link:hover{color:var(--amber-dark);}
.related-list{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.related-item{
  display:flex;align-items:flex-start;gap:20px;
  padding:20px 4px;border-bottom:1px dotted var(--line);
  transition:background-color .2s ease;
}
.related-item:hover{background:#fff;}
.related-item .no{
  font-family:Georgia,"Times New Roman",serif;
  font-size:20px;font-weight:700;color:#D8CFC0;
  min-width:36px;line-height:1.5;
}
.related-item .body{flex:1;min-width:0;}
.related-item h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;}
.related-item h3 a{transition:color .18s ease;}
.related-item h3 a:hover{color:var(--amber-dark);}
.related-item p{font-size:14px;color:var(--muted);margin-top:6px;}
.related-item .meta{font-size:13px;color:var(--muted);margin-top:8px;display:flex;gap:14px;flex-wrap:wrap;}
.related-item .go{align-self:center;font-size:13px;color:var(--ink);white-space:nowrap;}

/* ---------- CTA ---------- */
.cta-band{
  margin-top:72px;background:var(--ink);color:#F4EFE7;
  border-radius:var(--radius);padding:44px 40px;
  display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(to right,rgba(255,255,255,.06) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:34px 34px;pointer-events:none;
}
.cta-band h2{font-size:26px;font-weight:800;color:#fff;position:relative;}
.cta-band p{margin-top:12px;font-size:15px;color:#CFDAD8;position:relative;}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;}
.cta-form{position:relative;display:flex;flex-direction:column;gap:10px;}
.cta-form label{font-size:13px;color:#B9C9C7;}
.cta-form input,.cta-form textarea{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-sm);padding:10px 12px;font-size:14px;color:#fff;
  width:100%;
}
.cta-form input::placeholder,.cta-form textarea::placeholder{color:#9CB0AE;}
.cta-form input:focus,.cta-form textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(226,112,58,.22);}
.cta-form button{align-self:flex-start;}

/* ---------- Back to top ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;
  width:46px;height:46px;border-radius:50%;border:none;
  background:var(--ink);color:#fff;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 22px -10px rgba(15,61,62,.6);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:none;}
.to-top:hover{background:var(--amber);}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:96px;background:var(--ink);color:#E8EDE9;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.14);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:#fff;color:var(--ink);}
.footer-brand strong{font-size:16px;color:#fff;font-weight:800;}
.site-footer p{font-size:14px;color:#B9C9C7;line-height:1.9;}
.site-footer h4{
  font-size:14px;color:#fff;font-weight:700;margin-bottom:16px;
  letter-spacing:.06em;
}
.footer-links li + li{margin-top:10px;}
.footer-links a{font-size:14px;color:#B9C9C7;transition:color .18s ease;}
.footer-links a:hover{color:var(--amber);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:20px 0 28px;font-size:13px;color:#93A5A3;
}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .container{padding:0 24px;}
  .search-box input{width:170px;}
}
@media (max-width:1024px){
  .container{padding:0 20px;}
  .main-nav{
    display:none;
    position:absolute;left:0;right:0;top:64px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 12px 24px -16px rgba(15,61,62,.4);
    flex-direction:column;align-items:stretch;gap:0;
    padding:8px 20px 14px;margin-left:0;
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:12px 0;border-bottom:1px dotted var(--line);}
  .main-nav a.active{border-bottom-color:var(--amber);}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .side-col{display:none;}
  .article-body{max-width:100%;}
  .cta-band{grid-template-columns:1fr;padding:34px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .header-inner{height:56px;gap:14px;}
  .search-box{display:none;}
  .btn-sm{padding:7px 14px;font-size:13px;}
  .article-title{font-size:26px;}
  .section-title{font-size:22px;}
  .nav-posts{grid-template-columns:1fr;}
  .nav-post.next{text-align:left;}
  .related-item{gap:12px;}
  .related-item .go{display:none;}
  .site-footer{padding-top:48px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text span{display:none;}
  .article-meta{gap:8px 12px;}
  .article-body{font-size:16px;}
  .cta-band h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category2 */
:root{
  --ink:#0F3D3E;
  --ink-soft:#14504F;
  --accent:#E2703A;
  --accent-dark:#C85C2C;
  --sand:#F2E9DC;
  --bg:#FBF8F3;
  --card:#FFFFFF;
  --text:#1E2A2A;
  --muted:#5B6B69;
  --line:#E6DFD3;
  --badge:#F4EFE7;
  --radius-card:10px;
  --radius-btn:8px;
  --radius-badge:4px;
  --shadow-sm:0 1px 2px rgba(15,61,62,.06);
  --shadow-lg:0 10px 28px -14px rgba(15,61,62,.28);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-0.01em;color:var(--ink);font-weight:700;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
input,textarea{font:inherit;color:inherit;}
ul{margin:0;padding:0;list-style:none;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
@media (max-width:768px){.container{padding:0 20px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 8px rgba(15,61,62,.05);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:64px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:8px;
  background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;font-family:Georgia,"Times New Roman",serif;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:0;}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.02em;}

.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.main-nav a{
  position:relative;
  font-size:15px;color:var(--muted);
  padding:20px 0;
  transition:color .18s ease;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a.active{color:var(--ink);font-weight:700;}
.main-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;
  height:2px;background:var(--accent);border-radius:2px;
}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  position:relative;display:flex;align-items:center;
}
.search-box input{
  width:210px;height:40px;
  padding:0 36px 0 14px;
  border:1px solid var(--line);border-radius:999px;
  background:#fff;font-size:14px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box input::placeholder{color:#98A5A3;font-size:13px;}
.search-box input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(226,112,58,.16);}
.search-box i{position:absolute;right:14px;font-size:13px;color:var(--muted);pointer-events:none;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;
  padding:11px 22px;
  border:1.5px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(226,112,58,.28);}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 10px 22px -12px rgba(226,112,58,.75);}
.btn-outline{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-outline:hover{background:var(--ink);color:#FBF8F3;transform:translateY(-1px);}
.btn-ghost{color:var(--ink);padding:11px 6px;border-bottom:1.5px solid transparent;border-radius:0;}
.btn-ghost:hover{border-bottom-color:var(--accent);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:focus-visible,.nav-toggle:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}
.btn[disabled]{opacity:.6;pointer-events:none;}

.nav-toggle{
  display:none;
  width:40px;height:40px;border-radius:8px;
  border:1px solid var(--line);
  color:var(--ink);font-size:16px;
  align-items:center;justify-content:center;
}

@media (max-width:1080px){
  .search-box input{width:160px;}
  .main-nav{gap:18px;}
}
@media (max-width:900px){
  .header-inner{height:56px;gap:14px;}
  .search-box{display:none;}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 12px 24px -18px rgba(15,61,62,.4);
    padding:8px 20px 16px;
    display:none;
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:13px 0;border-bottom:1px dashed var(--line);font-size:15px;}
  .main-nav a.active::after{display:none;}
  .main-nav a.active{color:var(--accent);}
  .nav-toggle{display:flex;}
  .header-actions .btn-sm{padding:8px 14px;font-size:13px;}
}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:14px 0;}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:#C8CFCD;}
.crumb .now{color:var(--ink);font-weight:600;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  background:var(--sand);
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(15,61,62,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(15,61,62,.05) 1px,transparent 1px);
  background-size:34px 34px;
  opacity:.75;pointer-events:none;
}
.page-hero .container{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;padding:72px 0 68px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.06em;
  color:var(--ink);background:#fff;
  border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;margin-bottom:20px;
}
.eyebrow i{color:var(--accent);}
.page-hero h1{
  font-size:clamp(30px,4.2vw,48px);
  font-weight:800;
  max-width:16em;
}
.page-hero .lede{
  margin-top:20px;font-size:16.5px;color:#33504F;max-width:38em;line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.tag{
  font-size:12.5px;color:var(--ink);
  background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 13px;
  transition:border-color .18s ease,color .18s ease;
}
.tag:hover{border-color:var(--accent);color:var(--accent-dark);}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:10px;
  box-shadow:var(--shadow-lg);
}
.hero-fact{
  position:absolute;left:-18px;bottom:-22px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:14px 18px;box-shadow:var(--shadow-lg);
  display:flex;align-items:center;gap:12px;
}
.hero-fact .num{font-family:Georgia,serif;font-size:26px;font-weight:700;color:var(--ink);line-height:1;}
.hero-fact small{display:block;font-size:12.5px;color:var(--muted);}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;padding:52px 0 56px;}
  .page-hero h1{max-width:none;}
  .hero-fact{position:static;margin-top:16px;display:inline-flex;}
}
@media (max-width:640px){
  .page-hero h1{font-size:30px;}
  .hero-actions .btn{flex:1 1 auto;}
}

/* ---------- generic section ---------- */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--accent);
  text-transform:uppercase;margin-bottom:12px;
}
.sec-head h2{font-size:clamp(24px,2.6vw,31px);font-weight:800;}
.sec-head h2::before{
  content:"";display:inline-block;width:4px;height:22px;border-radius:2px;
  background:var(--accent);margin-right:12px;vertical-align:-3px;
}
.sec-head p{margin-top:14px;color:var(--muted);font-size:15.5px;max-width:44em;}
@media (max-width:768px){.section{padding:60px 0;}.section.tight{padding:48px 0;}}

/* ---------- filter chips ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:18px 20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
  margin-bottom:26px;
}
.filter-bar .label{font-size:13px;color:var(--muted);margin-right:4px;}
.chip{
  font-size:13px;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;
  padding:7px 16px;background:#fff;
  transition:all .18s ease;
}
.chip:hover{border-color:var(--accent);color:var(--accent-dark);}
.chip.active{background:var(--ink);border-color:var(--ink);color:#F6F1E8;font-weight:600;}
.filter-count{margin-left:auto;font-size:13px;color:var(--muted);}
.filter-count b{color:var(--ink);font-family:Georgia,serif;font-size:15px;}

/* ---------- directory table ---------- */
.dir-table{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.dir-row{
  display:grid;grid-template-columns:74px 1fr 178px;
  gap:22px;align-items:start;
  padding:26px 26px 26px 22px;
  border-bottom:1px dashed var(--line);
  transition:background-color .18s ease,box-shadow .22s ease;
}
.dir-row:last-child{border-bottom:none;}
.dir-row:hover{background:#FDFBF7;box-shadow:inset 3px 0 0 var(--accent);}
.dir-num{
  font-family:Georgia,"Times New Roman",serif;
  font-size:30px;font-weight:700;color:#CFC5B4;line-height:1;
  padding-top:4px;
}
.dir-row:hover .dir-num{color:var(--accent);}
.dir-body h3{font-size:20px;font-weight:700;}
.dir-body p{margin-top:9px;font-size:15px;color:var(--muted);line-height:1.85;max-width:52em;}
.dir-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:14px;}
.badge{
  font-size:12px;border-radius:var(--radius-badge);
  padding:3px 9px;background:var(--badge);color:var(--ink);font-weight:600;
  border:1px solid #EBE2D3;
}
.badge.ink{background:var(--ink);color:#F6F1E8;border-color:var(--ink);}
.dir-meta span.meta{font-size:12.5px;color:var(--muted);}
.dir-action{
  justify-self:end;align-self:center;
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--ink);
  border:1.5px solid var(--line);border-radius:var(--radius-btn);
  padding:9px 16px;white-space:nowrap;
  transition:all .18s ease;
}
.dir-action:hover{border-color:var(--accent);color:var(--accent-dark);transform:translateX(2px);}
.dir-row.hidden{display:none;}
@media (max-width:900px){
  .dir-row{grid-template-columns:56px 1fr;gap:16px;padding:22px 18px;}
  .dir-action{grid-column:2;justify-self:start;margin-top:14px;}
  .dir-num{font-size:24px;}
  .dir-body h3{font-size:18px;}
}

/* ---------- scenario cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
@media (max-width:1024px){.grid-3{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-3,.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:24px;
  box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,box-shadow .22s ease,transform .22s ease;
}
.card:hover{border-color:var(--accent);box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.card h3{font-size:19px;font-weight:700;}
.card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.85;}
.card .card-icon{
  width:42px;height:42px;border-radius:10px;background:var(--sand);
  display:flex;align-items:center;justify-content:center;color:var(--ink);
  font-size:17px;margin-bottom:16px;
}
.card .card-list{margin-top:14px;border-top:1px dashed var(--line);padding-top:14px;}
.card .card-list li{
  position:relative;padding-left:16px;font-size:14px;color:var(--muted);line-height:1.9;
}
.card .card-list li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.8;
}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);}
.step{
  position:relative;padding:30px 24px 30px 0;
  border-right:1px dashed var(--line);
}
.step:last-child{border-right:none;}
.step .step-num{
  font-family:Georgia,serif;font-size:13px;letter-spacing:.14em;
  color:var(--accent);font-weight:700;
}
.step h3{margin-top:12px;font-size:18px;}
.step p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.85;}
@media (max-width:1024px){
  .steps{grid-template-columns:repeat(2,1fr);}
  .step{border-bottom:1px dashed var(--line);padding-right:20px;}
  .step:nth-child(2){border-right:none;}
  .step:nth-child(3),.step:nth-child(4){border-bottom:none;}
}
@media (max-width:640px){
  .steps{grid-template-columns:1fr;}
  .step{border-right:none;border-bottom:1px dashed var(--line)!important;padding:22px 0;}
  .step:last-child{border-bottom:none!important;}
}

/* ---------- media block ---------- */
.media-block{display:grid;grid-template-columns:5fr 6fr;gap:44px;align-items:center;}
.media-block img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:10px;box-shadow:var(--shadow-lg);}
.media-block h2{font-size:clamp(23px,2.5vw,29px);}
.media-block h2::before{content:"";display:inline-block;width:4px;height:20px;border-radius:2px;background:var(--accent);margin-right:12px;vertical-align:-3px;}
.media-block p{margin-top:16px;color:#3E5755;font-size:15.5px;line-height:1.9;}
.check-list{margin-top:22px;border-top:1px dashed var(--line);}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--text);
}
.check-list li i{color:var(--accent);margin-top:5px;font-size:13px;}
.check-list li span{color:var(--muted);font-size:13.5px;display:block;margin-top:3px;}
@media (max-width:900px){.media-block{grid-template-columns:1fr;gap:28px;}}

/* ---------- faq ---------- */
.faq{border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:#fff;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none;}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:22px 24px;text-align:left;
  transition:background-color .18s ease;
}
.faq-q:hover{background:#FDFBF7;}
.faq-q .qnum{
  font-family:Georgia,serif;font-size:14px;font-weight:700;color:#C4B9A6;
  padding-right:14px;border-right:2px solid var(--line);
  transition:color .18s ease,border-color .18s ease;
  flex-shrink:0;
}
.faq-item.open .faq-q .qnum{color:var(--accent);border-color:var(--accent);}
.faq-q h3{font-size:17px;font-weight:700;flex:1;}
.faq-q .chev{color:var(--muted);font-size:13px;transition:transform .2s ease;}
.faq-item.open .faq-q .chev{transform:rotate(180deg);color:var(--accent);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .22s ease;
}
.faq-item.open .faq-a{max-height:420px;}
.faq-a .inner{padding:0 24px 24px 74px;font-size:15px;color:var(--muted);line-height:1.9;}
@media (max-width:640px){
  .faq-q{padding:18px 16px;gap:12px;}
  .faq-q h3{font-size:16px;}
  .faq-a .inner{padding:0 16px 20px 16px;}
}

/* ---------- related categories ---------- */
.rel-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,box-shadow .22s ease,transform .22s ease;
}
.rel-card:hover{border-color:var(--accent);box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.rel-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.rel-card .body{padding:20px 22px 22px;}
.rel-card h3{font-size:18px;}
.rel-card p{margin-top:9px;font-size:14px;color:var(--muted);line-height:1.8;}
.rel-card .go{
  margin-top:16px;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--ink);
  border-bottom:1.5px solid transparent;transition:all .18s ease;
}
.rel-card:hover .go{color:var(--accent-dark);border-bottom-color:var(--accent);}
.rel-card.current{border-color:var(--ink);}
.rel-card.current .body{padding-top:18px;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;background:var(--ink);color:#F2EDE3;
  border-radius:14px;overflow:hidden;
  padding:52px 48px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(242,237,227,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(242,237,227,.06) 1px,transparent 1px);
  background-size:32px 32px;pointer-events:none;
}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center;}
.cta-band h2{color:#FBF8F3;font-size:clamp(23px,2.6vw,30px);}
.cta-band p{margin-top:14px;color:#C9D6D2;font-size:15px;max-width:38em;line-height:1.85;}
.icon-row{display:flex;gap:12px;}
.icon-btn{
  width:52px;height:52px;border-radius:50%;
  border:1px solid rgba(242,237,227,.32);
  color:#F2EDE3;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  transition:all .18s ease;
}
.icon-btn:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-2px);}
@media (max-width:900px){
  .cta-band{padding:36px 24px;border-radius:10px;}
  .cta-inner{grid-template-columns:1fr;}
  .icon-row{justify-content:flex-start;}
}

/* ---------- form ---------- */
.form-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:36px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:34px;box-shadow:var(--shadow-sm);
}
.form-wrap h2{font-size:24px;}
.form-wrap > div > p{margin-top:12px;color:var(--muted);font-size:14.5px;line-height:1.85;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;}
.field input,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:8px;
  padding:12px 14px;font-size:15px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(226,112,58,.15);}
.field textarea{min-height:104px;resize:vertical;}
.form-note{font-size:12.5px;color:var(--muted);margin-top:12px;}
.form-actions{display:flex;justify-content:flex-end;}
@media (max-width:900px){
  .form-wrap{grid-template-columns:1fr;gap:26px;padding:24px;}
  .form-actions{justify-content:stretch;}
  .form-actions .btn{width:100%;}
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:96px;background:var(--ink);color:#D9DED9;
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--accent);}
.footer-brand strong{color:#FBF8F3;font-size:16px;font-weight:800;}
.site-footer p{font-size:14px;color:#B9C4C0;line-height:1.9;}
.site-footer h4{color:#FBF8F3;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{font-size:14px;color:#B9C4C0;transition:color .18s ease,border-color .18s ease;border-bottom:1px solid transparent;}
.footer-links a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(242,237,227,.14);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#98A5A1;
}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr;} .site-footer{margin-top:64px;padding-top:44px;}}

/* ---------- back to top ---------- */
.to-top{
  position:fixed;right:22px;bottom:22px;z-index:70;
  width:46px;height:46px;border-radius:50%;
  background:var(--ink);color:#FBF8F3;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .22s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--accent);}

/* roulang page: category1 */
:root{
    --ink:#0F3D3E;
    --ink-deep:#0B2E2F;
    --amber:#E2703A;
    --amber-deep:#C85C2C;
    --sand:#F2E9DC;
    --bg:#FBF8F3;
    --card:#FFFFFF;
    --text:#1E2A2A;
    --muted:#5B6B69;
    --line:#E6DFD3;
    --badge:#F4EFE7;
    --radius-card:10px;
    --radius-btn:8px;
    --radius-badge:4px;
    --shadow:0 1px 2px rgba(15,61,62,.06);
    --shadow-hover:0 10px 28px -14px rgba(15,61,62,.28);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;}
  input{font-family:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

  /* ------- 头部导航 ------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 1px 8px rgba(15,61,62,.05);
  }
  .header-inner{display:flex;align-items:center;gap:20px;height:64px;}
  .brand{display:flex;align-items:center;gap:10px;flex:none;}
  .brand-mark{
    width:34px;height:34px;border-radius:8px;
    background:var(--ink);color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:18px;line-height:1;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.15;}
  .brand-text strong{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
  .brand-text span{font-size:11px;color:var(--muted);letter-spacing:.06em;}

  .main-nav{display:flex;align-items:center;gap:24px;margin-left:6px;}
  .main-nav a{
    position:relative;
    display:inline-block;
    padding:20px 0;
    font-size:15px;color:var(--muted);
    transition:color .2s ease;
  }
  .main-nav a:hover{color:var(--ink);}
  .main-nav a.active{color:var(--ink);font-weight:700;}
  .main-nav a.active::after{
    content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;
    background:var(--amber);border-radius:2px;
  }

  .header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
  .search-box{position:relative;display:flex;align-items:center;}
  .search-box input{
    height:40px;width:230px;
    border:1px solid var(--line);border-radius:var(--radius-btn);
    background:#fff;padding:0 38px 0 14px;
    font-size:14px;color:var(--text);outline:none;
    transition:border-color .2s ease, box-shadow .2s ease;
  }
  .search-box input::placeholder{color:#9AAAA7;}
  .search-box input:focus{
    border-color:var(--amber);
    box-shadow:0 0 0 3px rgba(226,112,58,.18);
  }
  .search-box i{position:absolute;right:13px;font-size:13px;color:var(--muted);pointer-events:none;}

  .nav-toggle{
    display:none;
    width:40px;height:40px;border-radius:var(--radius-btn);
    border:1px solid var(--line);background:#fff;color:var(--ink);
    font-size:16px;cursor:pointer;
  }

  /* ------- 按钮 ------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 22px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:600;cursor:pointer;
    border:1.5px solid transparent;
    transition:background-color .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
  }
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}
  .btn-primary{background:var(--amber);color:#fff;}
  .btn-primary:hover{background:var(--amber-deep);transform:translateY(-1px);box-shadow:0 8px 20px -10px rgba(226,112,58,.7);}
  .btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
  .btn-ghost:hover{background:var(--ink);color:#fff;}
  .btn-light{background:#fff;color:var(--ink);border-color:var(--line);}
  .btn-light:hover{border-color:var(--amber);color:var(--amber);}
  .btn-text{
    display:inline-flex;align-items:center;gap:6px;
    color:var(--ink);font-weight:600;font-size:14px;
    border-bottom:1px dashed var(--line);
    padding-bottom:2px;
    transition:border-color .2s ease,color .2s ease;
  }
  .btn-text:hover{border-bottom-style:solid;border-bottom-color:var(--amber);color:var(--amber);}
  .btn:focus-visible,.btn-text:focus-visible,.nav-toggle:focus-visible,.search-box input:focus-visible{
    outline:2px solid var(--amber);outline-offset:2px;
  }

  /* ------- 通用板块 ------- */
  .section{padding:96px 0;}
  .section.tight{padding:64px 0;}
  .section.sand{background:var(--sand);}
  .section-head{max-width:760px;margin-bottom:40px;}
  .section-head h2{
    font-size:clamp(24px,3vw,31px);
    line-height:1.3;
    font-weight:800;
    color:var(--ink);
    letter-spacing:-.01em;
    margin:0 0 14px;
    padding-left:16px;
    position:relative;
  }
  .section-head h2::before{
    content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;
    background:var(--amber);border-radius:2px;
  }
  .section-head p{margin:0;color:var(--muted);font-size:16px;}
  .eyebrow{
    display:inline-block;
    font-size:12px;letter-spacing:.14em;text-transform:uppercase;
    color:var(--amber);font-weight:700;margin-bottom:12px;
  }

  /* ------- 面包屑 ------- */
  .breadcrumb{
    padding:20px 0 0;
    font-size:13px;color:var(--muted);
    display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  }
  .breadcrumb a{color:var(--muted);transition:color .2s ease;}
  .breadcrumb a:hover{color:var(--amber);}
  .breadcrumb .sep{color:#B9C3C1;}
  .breadcrumb .current{color:var(--ink);font-weight:600;}

  /* ------- 内页 Hero ------- */
  .page-hero{
    position:relative;
    padding:32px 0 72px;
    overflow:hidden;
    background:
      linear-gradient(180deg, rgba(251,248,243,.6) 0%, rgba(251,248,243,1) 78%),
      url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:
      linear-gradient(rgba(15,61,62,.045) 1px, transparent 1px),
      linear-gradient(90deg, rgba(15,61,62,.045) 1px, transparent 1px);
    background-size:48px 48px;
    opacity:.7;
  }
  .page-hero .container{position:relative;z-index:1;}
  .page-hero-grid{
    display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
    margin-top:28px;
  }
  .page-hero h1{
    font-size:clamp(30px,4.2vw,48px);
    line-height:1.25;
    font-weight:800;
    color:var(--ink);
    letter-spacing:-.01em;
    margin:0 0 18px;
  }
  .page-hero h1 .accent{color:var(--amber);}
  .page-hero .lead{
    font-size:17px;color:var(--muted);margin:0 0 14px;max-width:640px;
  }
  .page-hero .lead strong{color:var(--ink);font-weight:700;}
  .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
  .tag{
    display:inline-flex;align-items:center;gap:7px;
    height:32px;padding:0 14px;
    border:1px solid var(--line);border-radius:999px;
    background:rgba(255,255,255,.85);
    font-size:13px;color:var(--muted);
  }
  .tag i{color:var(--amber);font-size:11px;}
  .hero-visual{
    border-radius:var(--radius-card);
    overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--shadow-hover);
    background:#fff;
  }
  .hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;}

  /* ------- 入口卡片网格 ------- */
  .entry-grid{
    display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;
  }
  .entry-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow);
    overflow:hidden;
    display:flex;flex-direction:column;
    transition:border-color .22s ease, box-shadow .22s ease, transform .22s ease;
  }
  .entry-card:hover{
    border-color:var(--amber);
    box-shadow:var(--shadow-hover);
    transform:translateY(-2px);
  }
  .entry-media{position:relative;}
  .entry-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
  .entry-media .entry-no{
    position:absolute;left:14px;bottom:-14px;
    width:44px;height:34px;border-radius:var(--radius-badge);
    background:var(--ink);color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-family:Georgia,"Times New Roman",serif;
    font-size:15px;letter-spacing:.04em;
  }
  .entry-body{padding:26px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
  .badge{
    display:inline-flex;align-items:center;
    height:24px;padding:0 10px;
    border-radius:var(--radius-badge);
    background:var(--badge);color:var(--ink);
    font-size:12px;font-weight:700;letter-spacing:.02em;
    align-self:flex-start;
  }
  .badge.amber{background:rgba(226,112,58,.12);color:var(--amber-deep);}
  .entry-body h3{
    font-size:21px;line-height:1.4;font-weight:800;color:var(--ink);
    margin:0;letter-spacing:-.01em;
  }
  .entry-body p{margin:0;font-size:15px;color:var(--muted);}
  .bullet-list{display:flex;flex-direction:column;gap:8px;margin-top:2px;}
  .bullet-list li{
    position:relative;
    padding-left:20px;
    font-size:14.5px;color:var(--muted);line-height:1.7;
  }
  .bullet-list li::before{
    content:"";position:absolute;left:0;top:9px;
    width:6px;height:6px;border-radius:50%;
    background:var(--amber);opacity:.85;
  }
  .entry-foot{
    margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:12px;
  }

  /* ------- 核对清单 + 数据 ------- */
  .check-layout{display:grid;grid-template-columns:6fr 5fr;gap:40px;align-items:start;}
  .check-list{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    box-shadow:var(--shadow);overflow:hidden;
  }
  .check-item{
    display:flex;gap:16px;align-items:flex-start;
    padding:20px 24px;
    border-bottom:1px dashed var(--line);
  }
  .check-item:last-child{border-bottom:none;}
  .check-item .num{
    font-family:Georgia,"Times New Roman",serif;
    font-size:15px;color:var(--amber);font-weight:700;
    flex:none;width:30px;line-height:1.9;
  }
  .check-item h4{margin:0 0 6px;font-size:17px;color:var(--ink);font-weight:700;letter-spacing:-.01em;}
  .check-item p{margin:0;font-size:14.5px;color:var(--muted);}

  .stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  .stat-card{
    background:var(--ink);color:#fff;
    border-radius:var(--radius-card);
    padding:24px 22px;
    box-shadow:var(--shadow);
    transition:transform .22s ease, box-shadow .22s ease;
  }
  .stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
  .stat-card .value{
    font-family:Georgia,"Times New Roman",serif;
    font-size:34px;line-height:1.1;font-weight:700;color:#fff;
  }
  .stat-card .value small{font-size:15px;margin-left:4px;font-weight:400;color:#D8C7A9;}
  .stat-card .label{font-size:13.5px;color:#C9D6D5;margin-top:8px;line-height:1.7;}

  /* ------- 流程 ------- */
  .flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
  .flow-card{
    position:relative;
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:26px 22px 24px;
    box-shadow:var(--shadow);
    transition:border-color .22s ease, box-shadow .22s ease, transform .22s ease;
  }
  .flow-card:hover{border-color:var(--amber);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
  .flow-card .flow-no{
    font-family:Georgia,"Times New Roman",serif;
    font-size:30px;line-height:1;font-weight:700;color:var(--sand);
    display:block;margin-bottom:14px;
  }
  .flow-card h3{margin:0 0 10px;font-size:18px;color:var(--ink);font-weight:800;letter-spacing:-.01em;}
  .flow-card p{margin:0;font-size:14.5px;color:var(--muted);}

  /* ------- FAQ ------- */
  .faq-list{max-width:900px;}
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .2s ease, box-shadow .2s ease;
  }
  .faq-item[open]{border-color:rgba(226,112,58,.55);box-shadow:var(--shadow);}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;gap:14px;
    padding:18px 24px;
    font-size:17px;font-weight:700;color:var(--ink);
    letter-spacing:-.01em;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:focus-visible{outline:2px solid var(--amber);outline-offset:-3px;}
  .faq-num{
    position:relative;
    flex:none;width:34px;
    font-family:Georgia,"Times New Roman",serif;
    font-size:15px;color:var(--muted);
    padding-left:12px;line-height:1.6;
  }
  .faq-num::before{
    content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;
    background:var(--line);border-radius:2px;
    transition:background-color .2s ease;
  }
  .faq-item[open] .faq-num{color:var(--amber);}
  .faq-item[open] .faq-num::before{background:var(--amber);}
  .faq-arrow{margin-left:auto;color:var(--muted);font-size:13px;transition:transform .2s ease;}
  .faq-item[open] .faq-arrow{transform:rotate(180deg);color:var(--amber);}
  .faq-body{padding:0 24px 22px 72px;color:var(--muted);font-size:15px;}
  .faq-body p{margin:0;}

  /* ------- 相关分类 ------- */
  .related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
  .related-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow);
    display:flex;flex-direction:column;
    transition:border-color .22s ease, box-shadow .22s ease, transform .22s ease;
  }
  .related-card:hover{border-color:var(--amber);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
  .related-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
  .related-card .inner{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .related-card h3{margin:0;font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
  .related-card p{margin:0;font-size:14.5px;color:var(--muted);}
  .related-card .more{margin-top:auto;padding-top:8px;}

  /* ------- CTA 条 ------- */
  .cta-band{
    position:relative;
    background:var(--ink);
    color:#fff;
    padding:64px 0;
    overflow:hidden;
  }
  .cta-band::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:
      linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size:44px 44px;
  }
  .cta-inner{
    position:relative;z-index:1;
    display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  }
  .cta-band h2{margin:0 0 12px;font-size:clamp(22px,2.8vw,28px);font-weight:800;color:#fff;letter-spacing:-.01em;}
  .cta-band p{margin:0;color:#C9D6D5;font-size:15.5px;max-width:640px;}
  .cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
  .icon-btn{
    width:44px;height:44px;border-radius:50%;
    border:1px solid rgba(255,255,255,.35);
    background:transparent;color:#fff;
    display:inline-flex;align-items:center;justify-content:center;
    cursor:pointer;font-size:15px;
    transition:background-color .2s ease, border-color .2s ease, transform .2s ease;
  }
  .icon-btn:hover{background:var(--amber);border-color:var(--amber);transform:translateY(-1px);}
  .icon-btn:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}

  /* ------- 页脚 ------- */
  .site-footer{background:var(--ink-deep);color:#EAF0EF;padding:64px 0 28px;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
  .footer-brand .brand-mark{background:#fff;color:var(--ink);}
  .footer-brand strong{font-size:16px;color:#fff;font-weight:800;letter-spacing:-.01em;}
  .site-footer p{margin:0;font-size:14px;color:#B7C6C5;line-height:1.8;}
  .site-footer h4{margin:0 0 14px;font-size:15px;color:#fff;font-weight:700;}
  .footer-links li{margin-bottom:10px;}
  .footer-links a{font-size:14px;color:#B7C6C5;transition:color .2s ease;}
  .footer-links a:hover{color:var(--amber);}
  .footer-bottom{
    margin-top:44px;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.14);
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13px;color:#93A6A5;
  }

  /* ------- 返回顶部 ------- */
  .to-top{
    position:fixed;right:24px;bottom:28px;z-index:70;
    width:46px;height:46px;border-radius:50%;
    border:none;cursor:pointer;
    background:var(--ink);color:#fff;font-size:15px;
    display:flex;align-items:center;justify-content:center;
    box-shadow:var(--shadow-hover);
    opacity:0;visibility:hidden;transform:translateY(8px);
    transition:opacity .24s ease, transform .24s ease, visibility .24s ease, background-color .2s ease;
  }
  .to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
  .to-top:hover{background:var(--amber);}
  .to-top:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}

  /* ------- 响应式 ------- */
  @media (max-width:1024px){
    .container{padding:0 24px;}
    .main-nav{gap:18px;}
    .main-nav a{font-size:14px;}
    .search-box input{width:180px;}
    .page-hero-grid{grid-template-columns:1fr;gap:32px;}
    .hero-visual img{aspect-ratio:16/9;}
    .check-layout{grid-template-columns:1fr;gap:28px;}
    .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
    .section{padding:72px 0;}
  }

  @media (max-width:860px){
    .search-box{display:none;}
    .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
    .main-nav{
      position:absolute;top:100%;left:0;right:0;
      flex-direction:column;align-items:stretch;gap:0;
      background:#fff;border-bottom:1px solid var(--line);
      box-shadow:0 14px 30px -18px rgba(15,61,62,.35);
      padding:8px 24px 16px;
      display:none;
    }
    .main-nav.open{display:flex;}
    .main-nav a{padding:14px 0;font-size:15px;border-bottom:1px dashed var(--line);}
    .main-nav a:last-child{border-bottom:none;}
    .main-nav a.active::after{display:none;}
    .main-nav a.active{color:var(--amber);}
    .site-header{position:relative;}
    .header-inner{height:56px;}
  }

  @media (max-width:768px){
    .container{padding:0 20px;}
    .page-hero{padding:20px 0 56px;}
    .page-hero h1{font-size:clamp(26px,7vw,34px);}
    .section{padding:56px 0;}
    .section.tight{padding:48px 0;}
    .entry-grid{grid-template-columns:1fr;gap:20px;}
    .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
    .flow-grid{grid-template-columns:1fr;}
    .related-grid{grid-template-columns:1fr;}
    .faq-item summary{padding:16px 18px;font-size:16px;}
    .faq-body{padding:0 18px 18px 56px;}
    .footer-grid{grid-template-columns:1fr;gap:26px;}
    .cta-band{padding:48px 0;}
    .cta-actions{width:100%;}
    .cta-actions .btn{flex:1;}
    .to-top{right:16px;bottom:18px;width:42px;height:42px;}
  }

  @media (max-width:520px){
    .brand-text span{display:none;}
    .entry-body{padding:22px 18px 20px;}
    .check-item{padding:18px;}
    .check-item .num{width:26px;}
    .stat-card{padding:20px 16px;}
    .stat-card .value{font-size:28px;}
  }

/* roulang page: category3 */
:root{
  --ink:#0F3D3E;
  --ink-deep:#0B2F30;
  --amber:#E2703A;
  --amber-dark:#C85C2C;
  --sand:#F2E9DC;
  --bg:#FBF8F3;
  --card:#FFFFFF;
  --text:#1E2A2A;
  --muted:#5B6B69;
  --line:#E6DFD3;
  --badge:#F4EFE7;
  --danger:#A33A2B;
  --radius-card:10px;
  --radius-btn:8px;
  --radius-badge:4px;
  --shadow-1:0 1px 2px rgba(15,61,62,.06);
  --shadow-2:0 10px 28px -14px rgba(15,61,62,.28);
  --gap-lg:96px;
  --gap-md:64px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-card);}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.25;color:var(--ink);font-weight:700;}
p{margin:0;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 8px rgba(15,61,62,.05);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:8px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:18px;font-family:Georgia,"Times New Roman",serif;flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;color:var(--ink);letter-spacing:-.01em;}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:10px;}
.main-nav a{
  position:relative;font-size:15px;color:var(--muted);padding:20px 0;border-bottom:2px solid transparent;
  white-space:nowrap;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a.active{color:var(--ink);font-weight:700;border-bottom-color:var(--amber);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{position:relative;display:flex;align-items:center;}
.search-box input{
  height:40px;width:230px;border:1px solid var(--line);border-radius:8px;background:#fff;
  padding:0 38px 0 12px;font-size:14px;color:var(--text);outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box input::placeholder{color:#98a5a3;}
.search-box input:focus{border-color:var(--amber);box-shadow:0 0 0 3px rgba(226,112,58,.18);}
.search-box i{position:absolute;right:13px;font-size:14px;color:var(--muted);pointer-events:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;background:#fff;
  color:var(--ink);cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--amber);color:var(--amber);}

/* ============ 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:12px 22px;border:1.5px solid transparent;cursor:pointer;line-height:1.3;
  transition:transform .18s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--amber);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-outline{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:transparent;text-decoration:underline;text-underline-offset:4px;}
.btn-ghost:hover{color:var(--amber);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-lg{padding:14px 28px;font-size:16px;}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;cursor:not-allowed;transform:none;}

/* ============ 首页首屏（内页 Hero） ============ */
.page-hero{
  position:relative;
  background-color:#fff;
  background-image:
    linear-gradient(rgba(15,61,62,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,61,62,.035) 1px,transparent 1px);
  background-size:28px 28px,28px 28px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero-inner{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
  padding-top:56px;padding-bottom:64px;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;}
.breadcrumb a:hover{color:var(--amber);}
.breadcrumb span.sep{color:#c3bab0;}
.page-hero h1{font-size:clamp(30px,4.2vw,48px);font-weight:800;letter-spacing:-.01em;}
.hero-lead{margin-top:20px;font-size:17px;line-height:1.85;color:var(--muted);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.pill{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink);
  border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;
}
.pill i{color:var(--amber);font-size:12px;}
.hero-figure{margin:0;position:relative;}
.hero-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);border:1px solid var(--line);
}
.hero-figure figcaption{
  margin-top:12px;font-size:13px;color:var(--muted);text-align:right;
}

/* ============ 通用板块 ============ */
.section{padding-top:var(--gap-md);padding-bottom:0;}
.section:last-of-type{padding-bottom:var(--gap-md);}
.section-head{max-width:760px;}
.section-title{position:relative;padding-left:16px;font-size:clamp(22px,2.4vw,30px);font-weight:800;}
.section-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--amber);
}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;}

/* ============ 问题速览 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px;}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 22px;box-shadow:var(--shadow-1);transition:box-shadow .22s ease,border-color .22s ease,transform .22s ease;
}
.stat-card:hover{border-color:var(--amber);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.stat-num{
  font-family:Georgia,"Times New Roman",serif;font-size:34px;line-height:1;color:var(--ink);letter-spacing:-.02em;
}
.stat-label{margin-top:12px;font-size:16px;font-weight:700;color:var(--ink);}
.stat-note{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.7;}

/* ============ 时间轴 ============ */
.timeline{position:relative;margin-top:40px;padding-left:42px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:var(--line);
}
.tl-item{position:relative;padding-bottom:32px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-40px;top:8px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--amber);box-shadow:0 0 0 4px rgba(226,112,58,.10);
}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-1);border-left:3px solid var(--sand);
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.tl-card:hover{border-left-color:var(--amber);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px;}
.tl-index{font-family:Georgia,"Times New Roman",serif;font-size:14px;color:var(--muted);letter-spacing:.08em;}
.badge{
  display:inline-flex;align-items:center;font-size:12px;border-radius:var(--radius-badge);
  padding:3px 9px;background:var(--badge);color:var(--ink);border:1px solid var(--line);
}
.badge-ink{background:var(--ink);color:#F2E9DC;border-color:var(--ink);}
.tl-question{font-size:18px;font-weight:700;color:var(--ink);}
.tl-answer{margin-top:10px;font-size:16px;line-height:1.85;color:var(--text);}
.tl-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;font-size:14px;}
.tl-actions a{color:var(--ink);text-decoration:underline dotted rgba(15,61,62,.45);text-underline-offset:4px;}
.tl-actions a:hover{color:var(--amber);text-decoration-style:solid;}

/* ============ 排查步骤 ============ */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px;}
.step-card{
  position:relative;background:var(--sand);border-radius:var(--radius-card);
  padding:26px 22px 24px;border:1px solid #E7DAC7;
}
.step-card .step-no{
  font-family:Georgia,"Times New Roman",serif;font-size:26px;color:var(--amber);line-height:1;
}
.step-card h3{margin-top:14px;font-size:17px;}
.step-card p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.75;}

/* ============ 相关分类 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.rel-card:hover{border-color:var(--amber);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.rel-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.rel-body h3{font-size:18px;}
.rel-body p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;flex:1;}
.rel-link{
  margin-top:16px;font-size:14px;font-weight:600;color:var(--ink);
  display:inline-flex;align-items:center;gap:6px;
}
.rel-card:hover .rel-link{color:var(--amber);}
.rel-card.is-current{border-color:var(--ink);}
.rel-card.is-current .rel-link{color:var(--muted);}

/* ============ FAQ 折叠 ============ */
.faq-wrap{margin-top:36px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:flex-start;gap:14px;text-align:left;
  background:transparent;border:0;padding:20px 4px;cursor:pointer;
}
.faq-q .no{
  font-family:Georgia,"Times New Roman",serif;font-size:14px;color:var(--muted);
  padding-top:3px;min-width:28px;letter-spacing:.06em;
}
.faq-q .txt{flex:1;font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.5;}
.faq-q .ico{
  width:26px;height:26px;border-radius:50%;border:1px solid var(--line);color:var(--muted);
  display:grid;place-items:center;font-size:12px;flex-shrink:0;transition:all .2s ease;margin-top:1px;
}
.faq-item.open .faq-q .ico{background:var(--amber);border-color:var(--amber);color:#fff;transform:rotate(45deg);}
.faq-item.open .faq-q .no{color:var(--amber);}
.faq-a{display:none;padding:0 4px 22px 46px;}
.faq-item.open .faq-a{display:block;animation:fadeIn .2s ease;}
.faq-a p{font-size:15.5px;line-height:1.85;color:var(--text);}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:none;}}

/* ============ CTA + 表单 ============ */
.cta-band{
  position:relative;background:var(--ink);color:#F2E9DC;border-radius:14px;overflow:hidden;
  padding:44px 44px 40px;margin-top:var(--gap-md);
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:30px 30px,30px 30px;
}
.cta-inner{display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:start;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,28px);}
.cta-band p{margin-top:14px;font-size:15.5px;line-height:1.85;color:rgba(242,233,220,.86);}
.cta-icons{display:flex;gap:12px;margin-top:24px;}
.icon-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid rgba(242,233,220,.4);
  background:transparent;color:#F2E9DC;display:grid;place-items:center;cursor:pointer;transition:all .2s ease;
}
.icon-btn:hover{background:var(--amber);border-color:var(--amber);color:#fff;transform:translateY(-1px);}
.form-card{background:#fff;border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--shadow-2);}
.form-card h3{font-size:17px;}
.field{margin-top:16px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;}
.field input,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-btn);
  padding:11px 13px;font-size:15px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field textarea:focus{border-color:var(--amber);box-shadow:0 0 0 3px rgba(226,112,58,.18);}
.field textarea{min-height:96px;resize:vertical;}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px;flex-wrap:wrap;}
.form-note{font-size:12.5px;color:var(--muted);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#E8E1D6;margin-top:var(--gap-lg);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(242,233,220,.14);color:#fff;}
.footer-brand strong{color:#fff;font-size:16px;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(232,225,214,.78);}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(232,225,214,.82);}
.footer-links a:hover{color:var(--amber);}
.footer-bottom{
  border-top:1px solid rgba(242,233,220,.16);padding:20px 0 28px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(232,225,214,.66);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:#fff;border:0;cursor:pointer;display:grid;place-items:center;
  box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .25s ease;z-index:70;
}
.to-top.show{opacity:1;visibility:visible;transform:none;}
.to-top:hover{background:var(--amber);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .page-hero-inner{grid-template-columns:1fr;gap:34px;padding-top:40px;padding-bottom:48px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .step-grid{grid-template-columns:repeat(2,1fr);}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .search-box input{width:180px;}
}
@media (max-width:768px){
  .container{padding-left:20px;padding-right:20px;}
  .header-inner{min-height:56px;gap:12px;}
  .main-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 12px 24px -16px rgba(15,61,62,.35);padding:6px 20px 14px;
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:13px 0;border-bottom:1px solid var(--line);border-left:0;font-size:15px;}
  .main-nav a.active{border-bottom-color:var(--line);border-left:3px solid var(--amber);padding-left:10px;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .timeline{padding-left:26px;}
  .timeline::before{left:5px;}
  .tl-item::before{left:-26px;width:12px;height:12px;}
  .cta-band{padding:32px 24px 30px;border-radius:12px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .section{padding-top:56px;}
  .site-footer{margin-top:64px;padding-top:48px;}
}
@media (max-width:520px){
  .stat-grid,.step-grid,.rel-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .hero-figure figcaption{text-align:left;}
  .faq-a{padding-left:4px;}
  .footer-bottom{justify-content:flex-start;}
}