/* roulang page: index */
:root{
  --brand:#1F5FD0; --brand-d:#17408F; --brand-soft:#E8F0FE;
  --accent:#F7A928; --accent-soft:#FFF3DC;
  --bg:#F5F7FB; --surface:#FFFFFF;
  --ink:#16233A; --ink-2:#465873; --ink-3:#7E8CA3;
  --line:#E3E9F2;
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
  --shadow-lg:0 10px 32px rgba(31,95,208,.16);
  --sec:80px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.75;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:inherit}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-d)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;color:var(--ink);letter-spacing:-.01em}
h1{font-size:46px}
h2{font-size:32px}
h3{font-size:22px;font-weight:600}
h4{font-size:18px;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,95,208,.28);border-radius:var(--r-sm)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:var(--sec) 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head .section-sub{margin-top:8px;font-size:15px;color:var(--ink-2);max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.link-more{font-size:15px;font-weight:600;white-space:nowrap}
.link-more:hover{text-decoration:underline;text-underline-offset:4px}
.num{font-variant-numeric:tabular-nums}

/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.nav-wrap{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink)}
.logo:hover{color:var(--ink)}
.logo-mark{width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:17px;font-weight:700}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:16px;font-weight:700;letter-spacing:.01em}
.logo-text em{font-style:normal;font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:.08em}
.desktop-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--ink-2);padding:8px 12px;border-radius:var(--r-pill);transition:background .2s ease,color .2s ease}
.nav-link:hover{background:var(--brand-soft);color:var(--brand-d)}
.nav-link.active{color:var(--brand);font-weight:600;background:var(--brand-soft)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{width:40px;height:40px;border-radius:var(--r-md);border:1px solid var(--line);background:var(--surface);
  color:var(--ink-2);display:grid;place-items:center;font-size:15px;transition:all .2s ease;cursor:pointer}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;
  border-radius:var(--r-md);padding:12px 22px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;line-height:1.2}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover,.btn-primary:active{background:var(--brand-d);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-outline{background:var(--surface);color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-d);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#3A2705;border-color:var(--accent)}
.btn-accent:hover{background:#E9971A;color:#3A2705;transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-lg{padding:14px 26px;font-size:16px}
.btn-block{width:100%}

/* ===== Hero ===== */
.hero{background:var(--bg);padding:64px 0 var(--sec)}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.hero h1{font-size:46px;line-height:1.2}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--ink-2);max-width:520px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-badges li{font-size:13px;font-weight:600;color:var(--brand-d);background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:7px 14px;box-shadow:var(--shadow-sm)}
.hero-visual{position:relative}
.hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--shadow-md)}
.hero-note{position:absolute;left:20px;bottom:20px;background:rgba(22,35,58,.72);color:#fff;
  border-radius:var(--r-pill);padding:8px 16px;font-size:13px;font-weight:600;backdrop-filter:blur(2px)}
.hero-side{position:absolute;right:20px;top:20px;background:var(--accent-soft);color:#5C3D05;
  border-radius:var(--r-pill);padding:7px 14px;font-size:13px;font-weight:600}

/* ===== 数据条 ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 22px;box-shadow:var(--shadow-sm)}
.stat .stat-k{font-size:26px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2}
.stat .stat-v{margin-top:6px;font-size:14px;color:var(--ink-2)}

/* ===== 主题封面 ===== */
.cover-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cover-card{position:relative;display:block;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease}
.cover-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.cover-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease}
.cover-card:hover img{transform:scale(1.03)}
.cover-mask{position:absolute;inset:auto 0 0 0;padding:22px;color:#fff;
  background:linear-gradient(to top,rgba(15,26,46,.86),rgba(15,26,46,.28) 62%,rgba(15,26,46,0))}
.cover-mask h3{color:#fff;font-size:20px}
.cover-mask span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.82)}
.cover-card:hover .cover-mask h3{text-decoration:underline;text-underline-offset:4px}

/* ===== 目录 ===== */
.dir-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 48px}
.dir-group-title{font-size:15px;font-weight:700;color:var(--ink);padding-bottom:10px;margin-bottom:8px;
  border-bottom:1px solid var(--line);letter-spacing:.04em}
.dir-list li+li{margin-top:2px}
.dir-row{display:flex;align-items:center;gap:14px;padding:13px 12px;border-radius:var(--r-md);
  min-height:48px;color:var(--ink);transition:background .2s ease}
.dir-row:hover{background:var(--bg);color:var(--ink)}
.dir-row:hover .dir-num{color:var(--accent)}
.dir-row:hover .dir-arrow{transform:translateX(3px);color:var(--brand)}
.dir-num{font-size:14px;font-weight:700;color:var(--brand);width:26px;flex-shrink:0;font-variant-numeric:tabular-nums}
.dir-name{font-size:15px;font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tag{display:inline-flex;align-items:center;font-size:12px;font-weight:600;border-radius:var(--r-pill);
  padding:3px 10px;background:var(--brand-soft);color:var(--brand-d);white-space:nowrap}
.tag-accent{background:var(--accent-soft);color:#7A5205}
.dir-arrow{color:var(--ink-3);font-size:13px;transition:transform .2s ease,color .2s ease}

/* ===== 精选条目 ===== */
.pick-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.pick-card{display:flex;gap:18px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:18px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.pick-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CFE0FA}
.pick-card .thumb{width:150px;flex-shrink:0}
.pick-card .thumb img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-md)}
.pick-body{display:flex;flex-direction:column;min-width:0}
.pick-body h3{font-size:18px;font-weight:600;margin-bottom:8px}
.pick-body h3 a{color:var(--ink)}
.pick-body h3 a:hover{color:var(--brand)}
.pick-desc{font-size:14px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden}
.pick-meta{margin-top:auto;padding-top:12px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3)}
.pick-meta .sep{width:1px;height:12px;background:var(--line)}

/* ===== 最新资讯 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.news-card .news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft)}
.news-card .news-thumb img{width:100%;height:100%;object-fit:cover}
.news-card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.news-card h3{font-size:17px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px}
.news-card h3 a{color:var(--ink)}
.news-card h3 a:hover{color:var(--brand)}
.news-desc{font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.news-foot{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);flex-wrap:wrap}
.empty-state{grid-column:1/-1;background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:48px 24px;text-align:center}
.empty-state p{color:var(--ink-2);font-size:15px;margin-bottom:18px}

/* ===== CTA 带 ===== */
.cta-band{background:var(--brand-soft);border-radius:var(--r-lg);padding:34px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta-band h2{font-size:24px}
.cta-band p{margin-top:8px;font-size:15px;color:var(--ink-2)}
.cta-actions{display:flex;gap:12px;flex-shrink:0}
.cta-actions .btn{white-space:nowrap}

/* ===== FAQ ===== */
.faq-wrap{max-width:880px;margin:0 auto}
.accordion-item{border:1px solid var(--line);border-radius:var(--r-lg)!important;margin-bottom:12px;
  overflow:hidden;background:var(--surface);box-shadow:var(--shadow-sm)}
.accordion-button{font-size:18px;font-weight:600;color:var(--ink);background:var(--surface);
  padding:20px 24px;line-height:1.5;box-shadow:none!important}
.accordion-button:not(.collapsed){background:var(--surface);color:var(--brand-d);
  border-left:3px solid var(--brand);padding-left:21px}
.accordion-button::after{width:14px;height:14px;background-size:14px}
.accordion-body{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.accordion-button:hover{background:var(--bg)}

/* ===== 页脚 ===== */
.site-footer{background:#101B2E;color:#B9C6DA;padding:64px 0 0;margin-top:var(--sec)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.04em}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff}
.footer-brand .logo-mark{background:var(--brand)}
.footer-brand strong{font-size:16px;font-weight:700;color:#fff}
.footer-about{font-size:14px;line-height:1.85;color:#93A3BC;max-width:320px}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:14px;color:#B9C6DA}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;display:flex;
  align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8091AB}
.footer-bottom a{color:#93A3BC}
.footer-bottom a:hover{color:#fff}

/* ===== 移动端底部 Tab ===== */
.mobile-tabbar{display:none}
.search-panel{border-radius:var(--r-lg) var(--r-lg) 0 0;border:none}
.search-panel .offcanvas-header{padding:24px 24px 8px}
.search-panel .offcanvas-title{font-size:20px;font-weight:700}
.search-panel .offcanvas-body{padding:8px 24px 32px}
.search-form{display:flex;gap:10px;flex-wrap:wrap}
.search-form input{flex:1;min-width:180px;height:44px;border:1px solid var(--line);border-radius:10px;
  padding:0 16px;font-size:15px;color:var(--ink);background:var(--surface)}
.search-form input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,208,.16);outline:none}
.search-hint{margin-top:16px;font-size:14px;color:var(--ink-3)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.chip{font-size:13px;font-weight:600;padding:8px 16px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand-d)}
.chip:hover{background:var(--brand);color:#fff}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  h1,.hero h1{font-size:40px}
  .hero-grid{gap:36px}
  .dir-grid{gap:20px 32px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:991px){
  :root{--sec:64px}
  .desktop-nav{display:none}
  .nav-actions{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero h1{font-size:36px}
  .hero-sub{max-width:none}
  .hero-visual img{aspect-ratio:16/10}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cover-row{grid-template-columns:1fr 1fr}
  .pick-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr 1fr}
  .dir-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px}
  .cta-actions{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  :root{--sec:48px}
  body{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
  h1,.hero h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .hero{padding-top:36px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .logo-text strong{font-size:15px}
  .logo-text em{font-size:10px}
  .nav-cta{display:none}
  .cover-row{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .pick-card{flex-direction:column}
  .pick-card .thumb{width:100%}
  .pick-card .thumb img{aspect-ratio:16/9}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .site-footer{padding-top:44px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .mobile-tabbar{
    position:fixed;left:0;right:0;bottom:0;z-index:1040;display:flex;gap:2px;
    overflow-x:auto;scrollbar-width:none;background:var(--surface);
    border-top:1px solid var(--line);padding:6px 8px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -4px 18px rgba(22,35,58,.08)
  }
  .mobile-tabbar::-webkit-scrollbar{display:none}
  .tab-item{flex:0 0 auto;min-width:64px;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:6px 8px;border-radius:var(--r-md);color:var(--ink-3);font-size:10.5px;font-weight:600}
  .tab-item i{font-size:16px}
  .tab-item.active{color:var(--brand);background:var(--brand-soft)}
  .tab-item:hover{color:var(--brand)}
}
@media (max-width:400px){
  h1,.hero h1{font-size:27px}
  .hero-badges li{font-size:12px;padding:6px 11px}
  .stat .stat-k{font-size:22px}
}

/* roulang page: article */
:root{
  --brand:#1F5FD0;
  --brand-d:#17408F;
  --brand-soft:#E8F0FE;
  --accent:#F7A928;
  --accent-soft:#FFF3DC;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --ink:#16233A;
  --ink-2:#465873;
  --ink-3:#7E8CA3;
  --line:#E3E9F2;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-d)}
button{font-family:inherit}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,95,208,.28);border-radius:var(--r-sm)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.nav-wrap{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.logo:hover{color:var(--ink)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;letter-spacing:0;
  box-shadow:0 4px 12px rgba(31,95,208,.26);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:16px;font-weight:700;letter-spacing:.2px}
.logo-text em{font-style:normal;font-size:11.5px;color:var(--ink-3);font-weight:500;letter-spacing:.4px}
.desktop-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap;overflow:hidden}
.nav-link{
  position:relative;
  padding:8px 12px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--ink-2);
  white-space:nowrap;transition:background .2s ease,color .2s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.active{color:var(--brand);background:var(--brand-soft);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--surface);
  color:var(--ink-2);display:flex;align-items:center;justify-content:center;
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft)}
.icon-btn:active{transform:scale(.96)}

/* ---------- buttons ---------- */
.btn{font-weight:600;border-radius:var(--r-md);transition:all .22s ease;border:1px solid transparent}
.btn-primary{
  background:var(--brand);color:#fff;padding:11px 22px;font-size:15px;
}
.btn-primary:hover{background:var(--brand-d);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(31,95,208,.24)}
.btn-primary:active{transform:translateY(0)}
.btn-outline-brand{
  background:var(--surface);color:var(--brand);border-color:var(--brand);padding:11px 22px;font-size:15px;
}
.btn-outline-brand:hover{background:var(--brand-soft);color:var(--brand-d);border-color:var(--brand-d)}
.btn-accent{
  background:var(--accent);color:#4A2E00;padding:11px 22px;font-size:15px;
}
.btn-accent:hover{background:#EE9A12;color:#3A2400;transform:translateY(-1px);box-shadow:0 8px 20px rgba(247,169,40,.3)}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:10px}
.btn-ghost{background:transparent;color:var(--ink-2);border-color:var(--line);padding:9px 18px;font-size:14px}
.btn-ghost:hover{background:var(--bg);color:var(--ink)}

/* ---------- breadcrumb ---------- */
.crumb-bar{padding:22px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3)}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C3CDDD}
.crumb .current{color:var(--ink);font-weight:500}

/* ---------- article head ---------- */
.article-head{padding:18px 0 30px;border-bottom:1px solid var(--line)}
.article-head .wrap{max-width:800px;margin:0 auto}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;letter-spacing:.2px;
}
.article-title{
  font-size:clamp(28px,4vw,44px);
  line-height:1.25;font-weight:700;color:var(--ink);
  margin:16px 0 0;letter-spacing:-.3px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:18px;font-size:13.5px;color:var(--ink-3);
  font-variant-numeric:tabular-nums;
}
.article-meta span.dot{width:1px;height:13px;background:#D5DEEC;display:inline-block}
.article-meta i{font-size:12px;margin-right:4px}

/* ---------- article body ---------- */
.article-main{padding:40px 0 8px}
.reader{max-width:800px;margin:0 auto}
.article-body{font-size:16.5px;line-height:1.9;color:var(--ink-2);word-break:break-word}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 18px}
.article-body h2{
  font-size:26px;font-weight:700;line-height:1.35;color:var(--ink);
  margin:40px 0 16px;padding-left:0;
}
.article-body h3{font-size:20px;font-weight:600;line-height:1.45;color:var(--ink);margin:28px 0 12px}
.article-body h4{font-size:17.5px;font-weight:600;color:var(--ink);margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:20px}
.article-body ul li{position:relative;list-style:none;margin-bottom:9px;padding-left:14px}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.article-body ol li{list-style:decimal;margin-bottom:9px;margin-left:6px}
.article-body ol li::marker{color:var(--brand);font-weight:600}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;
  background:var(--brand-soft);
  border-left:3px solid var(--brand);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--ink);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  max-width:100%;height:auto;margin:26px auto;
  border-radius:var(--r-md);box-shadow:var(--shadow-sm);
}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.article-body code{
  background:var(--bg);border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;font-size:14px;color:var(--brand-d);
}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--bg);font-weight:600;color:var(--ink)}

/* ---------- article footer actions ---------- */
.article-foot{padding:36px 0 0}
.foot-inner{max-width:800px;margin:0 auto}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:22px}
.tag-row .label{font-size:13px;color:var(--ink-3);margin-right:2px}
.tag-pill{
  display:inline-block;padding:5px 13px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:#8A5B00;font-size:12.5px;font-weight:500;
  transition:all .2s ease;
}
.tag-pill:hover{background:var(--accent);color:#4A2E00}
.share-band{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:var(--brand-soft);border-radius:var(--r-lg);
  padding:20px 24px;
}
.share-band p{font-size:15px;color:var(--ink);font-weight:500}
.share-band .btns{display:flex;gap:10px;flex-wrap:wrap}
.divider-soft{height:1px;background:var(--line);margin:36px 0 0}

/* ---------- related ---------- */
.related{padding:56px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:26px;font-weight:700;color:var(--ink);line-height:1.3}
.section-head .more{font-size:14px;font-weight:500;color:var(--brand)}
.section-head .more:hover{text-decoration:underline;text-underline-offset:4px}
.entry-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.entry-card{
  display:flex;gap:16px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:14px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(31,95,208,.16);border-color:#CFDDF5}
.entry-thumb{
  flex:0 0 132px;aspect-ratio:3/2;border-radius:var(--r-md);overflow:hidden;background:var(--bg);
}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.entry-card:hover .entry-thumb img{transform:scale(1.04)}
.entry-body{min-width:0;display:flex;flex-direction:column;gap:6px}
.entry-body h3{
  font-size:16.5px;font-weight:600;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-body p{
  font-size:13.5px;line-height:1.6;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-meta{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:12.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.entry-meta .cat{background:var(--brand-soft);color:var(--brand);padding:2px 9px;border-radius:var(--r-pill);font-weight:500}
.back-dir{display:inline-flex;align-items:center;gap:8px;margin-top:26px;font-size:14.5px;font-weight:500}

/* ---------- empty state ---------- */
.empty-state{
  text-align:center;padding:64px 24px;background:var(--surface);
  border:1px dashed #CFDDF5;border-radius:var(--r-lg);
}
.empty-state i{font-size:34px;color:#B7C7E4;margin-bottom:14px;display:block}
.empty-state h2{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:8px}
.empty-state p{font-size:14.5px;color:var(--ink-3);margin-bottom:20px}

/* ---------- footer ---------- */
.site-footer{background:var(--surface);border-top:1px solid var(--line);margin-top:72px;padding:52px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:16px;font-weight:700;color:var(--ink)}
.footer-about{font-size:14px;line-height:1.8;color:var(--ink-3);max-width:340px}
.site-footer h4{font-size:14.5px;font-weight:600;color:var(--ink);margin-bottom:14px}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:14px;color:var(--ink-2)}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{
  margin-top:40px;border-top:1px solid var(--line);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;font-size:13px;color:var(--ink-3);
  font-variant-numeric:tabular-nums;
}

/* ---------- search offcanvas ---------- */
.offcanvas{border:none}
.offcanvas.search-panel{
  border-radius:var(--r-lg) var(--r-lg) 0 0;
  max-width:520px;width:100%;
}
.search-panel .offcanvas-header{padding:22px 24px 8px;border:none}
.search-panel .offcanvas-body{padding:8px 24px 28px}
.search-panel h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:6px}
.search-panel .hint{font-size:13.5px;color:var(--ink-3);margin-bottom:18px}
.search-form .field{
  width:100%;height:44px;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;font-size:15px;color:var(--ink);background:var(--surface);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-form .field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,208,.14)}
.search-form .btn{width:100%;margin-top:12px}
.quick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.quick-tags a{font-size:13px;padding:6px 12px;border-radius:var(--r-pill);background:var(--bg);color:var(--ink-2)}
.quick-tags a:hover{background:var(--brand-soft);color:var(--brand)}

/* ---------- mobile tabbar ---------- */
.mobile-tabbar{display:none}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .desktop-nav{gap:0}
  .nav-link{padding:8px 9px;font-size:13.5px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
}
@media (max-width:991px){
  .desktop-nav{display:none}
  .nav-actions{margin-left:auto}
  .article-head{padding:14px 0 26px}
  .related{padding:44px 0 0}
  .entry-list{grid-template-columns:1fr}
  .site-footer{margin-top:56px}
}
@media (max-width:767px){
  body{padding-bottom:76px}
  .container{padding:0 16px}
  .article-main{padding:28px 0 4px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:22px;margin:32px 0 14px}
  .article-body h3{font-size:18.5px;margin:24px 0 10px}
  .article-body blockquote{padding:15px 16px}
  .share-band{flex-direction:column;align-items:stretch;padding:18px 18px}
  .share-band .btns{flex-direction:column}
  .share-band .btns .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-about{max-width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding-bottom:22px}
  .section-head h2{font-size:22px}
  .entry-thumb{flex:0 0 110px}
  .mobile-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1035;
    background:var(--surface);border-top:1px solid var(--line);
    padding:6px 6px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -2px 16px rgba(22,35,58,.06);
  }
  .mobile-tabbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:5px 2px;border-radius:10px;font-size:10.5px;font-weight:500;
    color:var(--ink-3);line-height:1.2;text-align:center;
  }
  .mobile-tabbar a i{font-size:16px}
  .mobile-tabbar a.active{color:var(--brand);background:var(--brand-soft)}
}
@media (max-width:420px){
  .logo-text strong{font-size:14.5px}
  .logo-text em{font-size:10.5px}
  .logo-mark{width:30px;height:30px;font-size:15px}
  .entry-thumb{flex:0 0 96px}
  .entry-body h3{font-size:15.5px}
  .footer-grid{grid-template-columns:1fr}
}

/* roulang page: category1 */
:root{
  --brand:#1F5FD0;--brand-d:#17408F;--brand-soft:#E8F0FE;
  --accent:#F7A928;--accent-soft:#FFF3DC;
  --bg:#F5F7FB;--surface:#FFFFFF;
  --ink:#16233A;--ink-2:#465873;--ink-3:#7E8CA3;
  --line:#E3E9F2;
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
  --shadow-hover:0 10px 32px rgba(31,95,208,.16);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--bg);color:var(--ink);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-d)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.28}
h1{font-size:clamp(28px,3.6vw,46px);line-height:1.22;letter-spacing:-.01em}
h2{font-size:clamp(23px,2.5vw,32px)}
h3{font-size:22px;font-weight:600;line-height:1.4}
h4{font-size:18px;font-weight:600}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,.btn:focus-visible{
  outline:none;box-shadow:0 0 0 3px rgba(31,95,208,.28);border-radius:var(--r-sm);
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);transition:box-shadow .22s ease;
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text strong{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo-text em{font-style:normal;font-size:11.5px;font-weight:500;color:var(--ink-3);letter-spacing:.06em}
.desktop-nav{
  display:flex;align-items:center;gap:2px;flex:1;min-width:0;
  justify-content:center;overflow-x:auto;scrollbar-width:none;
}
.desktop-nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;display:inline-flex;align-items:center;white-space:nowrap;
  padding:8px 11px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--ink-2);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--bg);color:var(--ink)}
.nav-link.active{
  color:var(--brand);background:var(--brand-soft);font-weight:600;
  box-shadow:inset 0 -2px 0 var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .2s,color .2s,border-color .2s;
}
.icon-btn:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-soft)}
.icon-btn:active{transform:scale(.96)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.3;
  padding:12px 22px;border-radius:var(--r-md);border:1px solid transparent;
  cursor:pointer;transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn:active{transform:translateY(0) scale(.99)}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:var(--brand-d);border-color:var(--brand-d);color:#fff;transform:translateY(-1px)}
.btn-line{background:#fff;border:1px solid var(--brand);color:var(--brand)}
.btn-line:hover,.btn-line:focus{background:var(--brand-soft);color:var(--brand-d);border-color:var(--brand-d);transform:translateY(-1px)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#3A2A00}
.btn-accent:hover,.btn-accent:focus{background:#E89A13;border-color:#E89A13;color:#3A2A00;transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}

/* ---------- 首屏 ---------- */
.page-hero{background:#fff;border-bottom:1px solid var(--line);padding:34px 0 46px}
.breadcrumb-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:7px;
  font-size:14px;color:var(--ink-3);margin-bottom:18px;
}
.breadcrumb-line a{color:var(--ink-3)}
.breadcrumb-line a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.breadcrumb-line .sep{color:#B8C3D4}
.breadcrumb-line .current{color:var(--ink);font-weight:500}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--accent-soft);color:#8A5A05;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  padding:5px 13px;border-radius:var(--r-pill);margin-bottom:16px;
}
.hero-lead{
  max-width:800px;font-size:17px;line-height:1.9;color:var(--ink-2);
  margin:16px 0 12px;
}
.hero-note{font-size:14px;color:var(--ink-3);margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}

/* ---------- 板块通用 ---------- */
.section{padding:80px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{margin-bottom:12px}
.section-sub{font-size:15px;color:var(--ink-2);margin:0;line-height:1.85}

/* ---------- 主题封面卡 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.topic-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease;
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.topic-media{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;background:var(--brand-soft)}
.topic-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.topic-card:hover .topic-media img{transform:scale(1.03)}
.topic-no{
  position:absolute;top:14px;left:14px;height:28px;padding:0 10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent);color:#3A2A00;font-size:13px;font-weight:700;
  border-radius:var(--r-pill);font-variant-numeric:tabular-nums;
}
.topic-tag{
  position:absolute;left:14px;bottom:14px;
  background:rgba(22,35,58,.76);color:#fff;
  font-size:12.5px;padding:5px 12px;border-radius:var(--r-pill);
}
.topic-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.topic-body h3{font-size:19px}
.topic-body h3 a{color:inherit}
.topic-body h3 a:hover{color:var(--brand)}
.topic-body p{
  margin:0;font-size:14.5px;line-height:1.8;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.topic-foot{
  margin-top:auto;padding-top:10px;display:flex;align-items:center;
  justify-content:space-between;gap:12px;
}
.meta{font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.text-link{font-size:14px;font-weight:600;color:var(--brand)}
.text-link:hover{text-decoration:underline;text-underline-offset:4px;color:var(--brand-d)}

/* ---------- 双栏图文 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.split-copy h2{margin-bottom:16px}
.split-copy p{font-size:15.5px;line-height:1.9;color:var(--ink-2)}
.split-copy .btn{margin-top:8px}
.check-list{display:grid;gap:14px}
.check-list li{
  display:flex;gap:12px;padding:16px 18px;background:var(--bg);
  border:1px solid var(--line);border-radius:var(--r-md);
  font-size:14.5px;line-height:1.8;color:var(--ink-2);
}
.check-list li i{color:var(--brand);font-size:15px;margin-top:5px;flex-shrink:0}
.check-list li strong{display:block;color:var(--ink);font-size:15.5px;font-weight:600;margin-bottom:2px}

/* ---------- 步骤 ---------- */
.step-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{margin:0;font-size:14.5px;line-height:1.8;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq-acc{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.faq-acc .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq-acc .accordion-item:last-child{border-bottom:0}
.faq-acc .accordion-button{
  background:#fff;color:var(--ink);font-size:17px;font-weight:600;
  padding:20px 22px;box-shadow:none;border-radius:0;line-height:1.5;
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--brand-soft);color:var(--brand-d);
  box-shadow:inset 3px 0 0 var(--brand);
}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 3px rgba(31,95,208,.2);z-index:2}
.faq-acc .accordion-button::after{width:16px;height:16px;background-size:16px}
.faq-acc .accordion-body{
  padding:4px 22px 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);
  border-left:3px solid var(--brand);
}

/* ---------- CTA ---------- */
.cta-band-wrap{padding:0 0 80px}
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:var(--brand-soft);border:1px solid #D6E4FB;
  border-radius:var(--r-lg);padding:32px;
}
.cta-copy h2{font-size:clamp(20px,2.2vw,24px);margin-bottom:8px}
.cta-copy p{margin:0;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-shrink:0}

/* ---------- 相关分类 ---------- */
.related-links{display:flex;flex-wrap:wrap;gap:10px}
.related-links a{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:14px;color:var(--ink-2);
  transition:background .2s,color .2s,border-color .2s;
}
.related-links a:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}
.related-links a i{font-size:12px;color:var(--ink-3)}
.related-links a:hover i{color:var(--brand)}

/* ---------- 页脚 ---------- */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:16px;color:var(--ink)}
.footer-about{margin:0;font-size:14px;line-height:1.85;color:var(--ink-2)}
.site-footer h4{font-size:15px;margin-bottom:14px;color:var(--ink);font-weight:600}
.footer-links{display:grid;gap:9px}
.footer-links a{font-size:14px;color:var(--ink-2)}
.footer-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);
}

/* ---------- 搜索面板 ---------- */
.offcanvas.offcanvas-bottom{height:auto;border:0;border-radius:var(--r-lg) var(--r-lg) 0 0}
.search-panel-inner{padding:24px}
.search-panel-inner h3{font-size:20px;margin-bottom:6px}
.text-muted-sm{font-size:14px;color:var(--ink-3);margin:0}
.search-form{display:flex;gap:10px;margin:18px 0 14px}
.search-form .form-control{
  height:48px;border-radius:10px;border:1px solid var(--line);
  font-size:15px;padding:0 14px;background:#fff;color:var(--ink);
}
.search-form .form-control::placeholder{color:var(--ink-3)}
.search-form .form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,208,.16)}
.search-tags{display:flex;flex-wrap:wrap;gap:8px}
.search-tags a{
  font-size:13px;padding:6px 13px;border-radius:var(--r-pill);
  background:var(--bg);color:var(--ink-2);border:1px solid var(--line);
}
.search-tags a:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-soft)}

/* ---------- 移动底部 Tab ---------- */
.tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -2px 12px rgba(22,35,58,.06);
}
.tabbar-inner{display:grid;grid-template-columns:repeat(5,1fr)}
.tab-item{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:8px 0 7px;font-size:10.5px;color:var(--ink-3);line-height:1.2;
}
.tab-ico{
  width:34px;height:26px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-pill);font-size:16px;transition:background .2s,color .2s;
}
.tab-item:hover{color:var(--ink-2)}
.tab-item.active{color:var(--brand);font-weight:600}
.tab-item.active .tab-ico{background:var(--brand-soft);color:var(--brand)}

/* ---------- 提示 ---------- */
.toast-tip{
  position:fixed;left:50%;bottom:104px;transform:translate(-50%,12px);
  background:rgba(22,35,58,.94);color:#fff;font-size:14px;
  padding:10px 20px;border-radius:var(--r-pill);
  opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;
  z-index:1080;white-space:nowrap;
}
.toast-tip.show{opacity:1;transform:translate(-50%,0)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .desktop-nav .nav-link{padding:7px 9px;font-size:13.5px}
  .logo-text strong{font-size:15px}
}
@media (max-width:991px){
  .desktop-nav{display:none}
  .nav-cta{display:none}
  .tabbar{display:block}
  body{padding-bottom:76px}
  .section{padding:64px 0}
  .cta-band-wrap{padding-bottom:64px}
  .topic-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .page-hero{padding:26px 0 38px}
  .cta-band{flex-direction:column;align-items:stretch;gap:20px;padding:26px}
  .cta-actions{width:100%}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .cta-band-wrap{padding-bottom:48px}
  .step-list{grid-template-columns:1fr}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{flex:1 1 auto}
  .topic-body{padding:18px 18px 20px}
  .topic-body h3{font-size:17.5px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .faq-acc .accordion-button{font-size:16px;padding:17px 18px}
  .faq-acc .accordion-body{padding:4px 18px 20px 18px}
  .site-footer{padding:44px 0 24px}
  .footer-bottom{flex-direction:column;gap:8px}
  .toast-tip{bottom:96px;font-size:13px}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .related-links a{font-size:13px;padding:8px 14px}
  .logo-text em{display:none}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
}

/* roulang page: category2 */
:root{
  --brand:#1F5FD0; --brand-d:#17408F; --brand-soft:#E8F0FE;
  --accent:#F7A928; --accent-soft:#FFF3DC;
  --bg:#F5F7FB; --surface:#FFFFFF;
  --ink:#16233A; --ink-2:#465873; --ink-3:#7E8CA3; --line:#E3E9F2;
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
  --shadow-lg:0 10px 32px rgba(31,95,208,.16);
  --sec-y:80px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--brand-d)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0}
:focus-visible{outline:3px solid rgba(31,95,208,.28);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;width:100%;margin-inline:auto;padding-inline:20px}
.num{font-variant-numeric:tabular-nums}

/* ========== 头部导航 ========== */
.site-header{
  position:sticky;top:0;z-index:1030;background:var(--surface);
  border-bottom:1px solid var(--line);transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:700;letter-spacing:0;
  box-shadow:0 4px 12px rgba(31,95,208,.28);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text strong{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.2px}
.logo-text em{font-style:normal;font-size:11.5px;font-weight:500;color:var(--ink-3);letter-spacing:.6px}
.desktop-nav{display:flex;align-items:center;gap:2px;flex-wrap:nowrap}
.nav-link{
  position:relative;display:inline-block;padding:8px 10px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:500;color:var(--ink-2);white-space:nowrap;transition:.22s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.active{color:var(--brand-d);font-weight:600;background:var(--brand-soft)}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:var(--surface);color:var(--ink-2);display:grid;place-items:center;
  cursor:pointer;transition:.22s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand-soft);background:var(--brand-soft)}
.icon-btn:active{transform:scale(.96)}
.nav-cta{white-space:nowrap}

/* ========== 按钮 ========== */
.btn{
  --bs-btn-border-radius:var(--r-md);
  font-weight:600;font-size:15px;padding:11px 22px;border-radius:var(--r-md);
  transition:transform .22s ease,background-color .22s ease,border-color .22s ease,color .22s ease,box-shadow .22s ease;
}
.btn-sm{font-size:13.5px;padding:8px 16px}
.btn-primary{
  --bs-btn-bg:var(--brand);--bs-btn-border-color:var(--brand);--bs-btn-color:#fff;
  --bs-btn-hover-bg:var(--brand-d);--bs-btn-hover-border-color:var(--brand-d);--bs-btn-hover-color:#fff;
  --bs-btn-active-bg:var(--brand-d);--bs-btn-active-border-color:var(--brand-d);--bs-btn-active-color:#fff;
  --bs-btn-focus-shadow-rgb:31,95,208;box-shadow:0 4px 14px rgba(31,95,208,.22);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(31,95,208,.26)}
.btn-outline{
  background:var(--surface);border:1px solid var(--brand);color:var(--brand);
}
.btn-outline:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-d);transform:translateY(-1px)}
.btn-accent{
  background:var(--accent);border:1px solid var(--accent);color:#3A2A05;font-weight:600;
}
.btn-accent:hover{background:#ED9C15;border-color:#ED9C15;color:#3A2A05;transform:translateY(-1px)}
.btn-ghost{
  background:var(--surface);border:1px solid var(--line);color:var(--ink-2);font-weight:500;
}
.btn-ghost:hover{background:var(--bg);border-color:var(--brand-soft);color:var(--brand)}

/* ========== 移动底部 Tab ========== */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding:6px 6px calc(6px + env(safe-area-inset-bottom));
  box-shadow:0 -6px 20px rgba(22,35,58,.07);
}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px;border-radius:var(--r-md);color:var(--ink-3);font-size:10.5px;line-height:1.2;
  transition:.2s ease;
}
.tab-item i{font-size:17px}
.tab-item.active{color:var(--brand);background:var(--brand-soft);font-weight:600}
.tab-item:hover{color:var(--brand)}

/* ========== 面包屑 ========== */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--ink-3);padding:22px 0 0;
}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C6CFDD}
.crumb .current{color:var(--ink);font-weight:600}

/* ========== Hero ========== */
.page-hero{padding:18px 0 var(--sec-y)}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;padding:5px 13px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:#8A5A00;font-size:12.5px;font-weight:600;margin-bottom:18px;
}
.eyebrow i{color:var(--accent)}
.hero-title{font-size:46px;line-height:1.18;letter-spacing:-.5px;margin-bottom:16px}
.hero-sub{font-size:16.5px;color:var(--ink-2);line-height:1.8;max-width:520px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;list-style:none}
.hero-badges li{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-2);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);
  padding:5px 12px;box-shadow:var(--shadow-sm);
}
.hero-badges i{color:var(--brand);font-size:12px}
.hero-media{
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md);
  border:1px solid var(--line);background:var(--surface);
}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-media figure{margin:0}
.hero-media figcaption{
  padding:14px 20px;font-size:13.5px;color:var(--ink-3);background:var(--surface);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.hero-media figcaption strong{color:var(--ink-2);font-weight:600}

/* ========== 板块通用 ========== */
.section{padding-bottom:var(--sec-y)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-title{font-size:32px;letter-spacing:-.3px}
.section-desc{font-size:14.5px;color:var(--ink-2);margin-top:8px;max-width:640px}
.link-more{font-size:14px;font-weight:600;color:var(--brand);white-space:nowrap}
.link-more i{font-size:12px;margin-left:4px;transition:transform .2s ease}
.link-more:hover{text-decoration:underline;text-underline-offset:4px}
.link-more:hover i{transform:translateX(3px)}

/* ========== 目录布局 ========== */
.dir-layout{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start}
.dir-main{display:flex;flex-direction:column;gap:26px}
.dir-group{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);padding:22px 24px 16px;
}
.dir-group-title{
  display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;margin-bottom:6px;
}
.dir-group-title .dot{width:8px;height:8px;border-radius:50%;background:var(--brand)}
.dir-group-title .dot.amber{background:var(--accent)}
.dir-group-note{font-size:13.5px;color:var(--ink-3);margin-bottom:12px}
.dir-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;list-style:none}
.dir-row{
  display:flex;align-items:center;gap:12px;min-height:50px;padding:8px 10px;
  border-radius:var(--r-md);transition:.2s ease;
}
.dir-row:hover{background:var(--bg)}
.dir-row:hover .dir-idx{color:var(--accent)}
.dir-row:hover .dir-arrow{transform:translateX(3px);color:var(--brand)}
.dir-idx{font-size:14px;font-weight:700;color:var(--brand);width:26px;flex-shrink:0}
.dir-name{flex:1;font-size:15px;font-weight:600;color:var(--ink);line-height:1.45}
.dir-name small{display:block;font-size:12.5px;font-weight:400;color:var(--ink-3);margin-top:2px}
.dir-tag{
  flex-shrink:0;font-size:12px;padding:2px 9px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand-d);font-weight:500;white-space:nowrap;
}
.dir-tag.warm{background:var(--accent-soft);color:#8A5A00}
.dir-arrow{color:#B7C2D3;font-size:12px;transition:.2s ease}

/* ========== 侧栏卡 ========== */
.dir-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:88px}
.side-card{
  border-radius:var(--r-lg);padding:22px;border:1px solid var(--line);
  background:var(--surface);box-shadow:var(--shadow-sm);
}
.side-card.accent{background:var(--accent-soft);border-color:#F5DFB4}
.side-card.soft{background:var(--brand-soft);border-color:#D6E3FA}
.side-card h3{font-size:18px;font-weight:600;margin-bottom:4px}
.side-card .side-sub{font-size:13px;color:var(--ink-2);margin-bottom:14px}
.side-list{list-style:none;display:flex;flex-direction:column;gap:2px}
.side-list li{
  display:flex;align-items:flex-start;gap:9px;padding:9px 8px;border-radius:var(--r-sm);
  font-size:14px;color:var(--ink);transition:.2s ease;
}
.side-list li:hover{background:rgba(255,255,255,.75)}
.side-list i{color:var(--accent);font-size:11px;margin-top:7px}
.side-list span small{display:block;font-size:12.5px;color:var(--ink-2);margin-top:2px}
.side-foot{font-size:12.5px;color:var(--ink-2);margin-top:14px;padding-top:12px;border-top:1px solid rgba(22,35,58,.08)}
.side-card .btn{width:100%;margin-top:14px}

/* ========== 横版精选卡 ========== */
.pick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pick-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:.22s ease;
}
.pick-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.pick-media{overflow:hidden}
.pick-media img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .35s ease}
.pick-card:hover .pick-media img{transform:scale(1.03)}
.pick-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.pick-body h3{font-size:17px;font-weight:600;line-height:1.45}
.pick-body p{font-size:14px;color:var(--ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pick-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:8px}
.chip{font-size:12px;padding:2px 9px;border-radius:var(--r-pill);background:var(--brand-soft);color:var(--brand-d)}
.pick-meta time{font-size:12.5px;color:var(--ink-3)}

/* ========== 步骤 ========== */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-sm);transition:.22s ease;
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.step-num{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand-d);font-weight:700;font-size:14px;margin-bottom:14px;
}
.step-card:nth-child(2) .step-num{background:var(--accent-soft);color:#8A5A00}
.step-card h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step-card p{font-size:14.5px;color:var(--ink-2);line-height:1.75}

/* ========== 读者反馈 ========== */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-sm);position:relative;
}
.quote-card::before{
  content:"\201C";position:absolute;top:8px;right:20px;font-size:44px;line-height:1;
  color:var(--brand-soft);font-family:Georgia,serif;
}
.quote-card p{font-size:15px;color:var(--ink);line-height:1.8;position:relative;z-index:1}
.quote-tag{
  display:inline-block;margin-top:14px;font-size:12px;color:var(--brand-d);
  background:var(--brand-soft);padding:2px 10px;border-radius:var(--r-pill);
}

/* ========== FAQ ========== */
.faq-wrap{max-width:860px}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md) !important;background:var(--surface);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-sm);
}
.accordion-button{
  font-size:18px;font-weight:600;color:var(--ink);background:var(--surface);
  padding:18px 22px;box-shadow:none !important;
}
.accordion-button:not(.collapsed){color:var(--brand-d);background:var(--surface);border-left:3px solid var(--brand)}
.accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--ink-3);width:auto;height:auto;transform:none;transition:transform .22s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--brand)}
.accordion-button:focus{outline:none;box-shadow:0 0 0 3px rgba(31,95,208,.20) inset}
.accordion-body{font-size:15px;line-height:1.8;color:var(--ink-2);padding:0 22px 20px;border-left:3px solid transparent}
.accordion-button:not(.collapsed) + .accordion-collapse .accordion-body{border-left:3px solid var(--brand-soft)}

/* ========== CTA 带 ========== */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  background:var(--brand-soft);border:1px solid #D6E3FA;border-radius:var(--r-lg);
  padding:30px 34px;flex-wrap:wrap;
}
.cta-band h2{font-size:24px;margin-bottom:6px}
.cta-band p{font-size:14.5px;color:var(--ink-2);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ========== 相关分类 ========== */
.related{padding-bottom:var(--sec-y)}
.related h2{font-size:22px;margin-bottom:14px}
.related-links{display:flex;flex-wrap:wrap;gap:10px;list-style:none}
.related-links a{
  display:inline-block;padding:7px 16px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);font-size:14px;color:var(--ink-2);
  transition:.2s ease;
}
.related-links a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}

/* ========== 搜索面板 ========== */
.search-panel{border-radius:var(--r-lg) 0 0 var(--r-lg);max-width:420px}
.search-panel .offcanvas-header{padding:22px 24px 8px}
.search-panel .offcanvas-title{font-size:20px;font-weight:700}
.search-panel .offcanvas-body{padding:12px 24px 26px}
.search-form{display:flex;flex-direction:column;gap:12px}
.form-control{
  border:1px solid var(--line);border-radius:10px;min-height:44px;font-size:15px;color:var(--ink);
  padding:10px 14px;background:var(--surface);
}
.form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,208,.18)}
.search-hint{font-size:13.5px;color:var(--ink-3);margin-top:18px}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.tag-chip{
  display:inline-block;font-size:13px;padding:5px 12px;border-radius:var(--r-pill);
  background:var(--bg);border:1px solid var(--line);color:var(--ink-2);transition:.2s ease;
}
.tag-chip:hover{background:var(--brand-soft);border-color:var(--brand-soft);color:var(--brand-d)}

/* ========== 页脚 ========== */
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:56px 0 24px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding-bottom:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{font-size:16px;color:var(--ink)}
.footer-about{font-size:14px;color:var(--ink-2);line-height:1.8;max-width:340px}
.site-footer h4{font-size:15px;font-weight:600;margin-bottom:14px;color:var(--ink)}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:14px;color:var(--ink-2)}
.footer-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding-top:20px;font-size:13px;color:var(--ink-3);
}

/* ========== 响应式 ========== */
@media (max-width:1199.98px){
  :root{--sec-y:64px}
  .hero-title{font-size:38px}
  .desktop-nav .nav-link{font-size:13px;padding:7px 8px}
  .dir-layout{grid-template-columns:7fr 5fr;gap:24px}
}
@media (max-width:991.98px){
  :root{--sec-y:56px}
  body{padding-bottom:76px}
  .desktop-nav{display:none}
  .mobile-tab{display:flex}
  .nav-wrap{min-height:62px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-sub{max-width:100%}
  .hero-title{font-size:34px}
  .dir-layout{grid-template-columns:1fr}
  .dir-side{position:static}
  .pick-grid,.step-grid,.quote-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{padding:26px}
}
@media (max-width:767.98px){
  :root{--sec-y:48px}
  .hero-title{font-size:29px;letter-spacing:0}
  .section-title{font-size:24px}
  .dir-grid{grid-template-columns:1fr}
  .pick-grid,.step-grid,.quote-grid{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;gap:18px;padding:24px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-about{max-width:100%}
  .hero-actions .btn{flex:1 1 auto}
}
@media (max-width:575.98px){
  .logo-text strong{font-size:14.5px}
  .logo-text em{font-size:10.5px}
  .logo-mark{width:32px;height:32px;font-size:15px}
  .hero-badges{flex-direction:column;align-items:flex-start}
}
@media (max-width:400px){
  .container{padding-inline:16px}
  .hero-title{font-size:26px}
  .section-title{font-size:22px}
  .dir-group{padding:18px 16px 12px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px}
}

/* roulang page: category3 */
:root{
  --brand:#1F5FD0;
  --brand-d:#17408F;
  --brand-soft:#E8F0FE;
  --accent:#F7A928;
  --accent-soft:#FFF3DC;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --ink:#16233A;
  --ink-2:#465873;
  --ink-3:#7E8CA3;
  --line:#E3E9F2;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
  --shadow-lg:0 10px 32px rgba(31,95,208,.16);
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-d);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.25;}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
time,.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:3px solid rgba(31,95,208,.28);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:68px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink);
}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:var(--brand);
  color:#fff;
  font-size:17px;
  font-weight:700;
  letter-spacing:0;
  flex:0 0 auto;
}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-text strong{font-size:16px;font-weight:700;letter-spacing:.2px;}
.logo-text em{font-style:normal;font-size:11px;color:var(--ink-3);font-weight:500;letter-spacing:.4px;}
.desktop-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
  flex-wrap:nowrap;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:7px 10px;
  font-size:14px;
  color:var(--ink-2);
  border-radius:var(--r-pill);
  white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft);}
.nav-link.active{
  color:var(--brand);
  background:var(--brand-soft);
  font-weight:600;
}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:1px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--ink-2);
  border-radius:50%;
  cursor:pointer;
  transition:all .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft);}
.icon-btn:active{transform:translateY(1px);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-md);
  border:1px solid transparent;
  cursor:pointer;
  transition:all .2s ease;
  text-align:center;
}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:10px;}
.btn-primary{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
  --bs-btn-bg:var(--brand);
  --bs-btn-border-color:var(--brand);
  --bs-btn-hover-bg:var(--brand-d);
  --bs-btn-hover-border-color:var(--brand-d);
  --bs-btn-active-bg:var(--brand-d);
  --bs-btn-active-border-color:var(--brand-d);
  --bs-btn-color:#fff;
  --bs-btn-hover-color:#fff;
  --bs-btn-active-color:#fff;
}
.btn-primary:hover,.btn-primary:focus{
  background:var(--brand-d);
  border-color:var(--brand-d);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:var(--shadow-md);
}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  background:var(--surface);
  border:1px solid var(--brand);
  color:var(--brand);
}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-d);border-color:var(--brand-d);transform:translateY(-1px);}
.btn-accent{
  background:var(--accent);
  border-color:var(--accent);
  color:#3A2A05;
}
.btn-accent:hover{background:#EFA019;border-color:#EFA019;color:#3A2A05;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-plain{
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--ink-2);
}
.btn-plain:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.text-link{
  color:var(--brand);
  font-weight:600;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.text-link:hover{color:var(--brand-d);text-decoration:underline;text-underline-offset:4px;}

/* ---------- 通栏封面带 ---------- */
.page-banner{
  position:relative;
  overflow:hidden;
  background:#0E1A2E;
}
.page-banner .banner-img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center 38%;
}
.page-banner::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(9,20,38,.90) 0%,rgba(9,20,38,.78) 45%,rgba(9,20,38,.42) 100%);
}
.banner-inner{
  position:relative;
  z-index:2;
  padding:64px 0 58px;
  max-width:760px;
}
.crumbs{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,.72);
  margin-bottom:18px;
}
.crumbs a{color:rgba(255,255,255,.86);}
.crumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.crumbs .sep{color:rgba(255,255,255,.45);}
.crumbs .current{color:#fff;}
.banner-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:var(--accent-soft);
  color:#6B4A06;
  font-size:12.5px;
  font-weight:600;
  margin-bottom:16px;
}
.page-banner h1{
  font-size:44px;
  line-height:1.2;
  color:#fff;
  letter-spacing:.5px;
  margin-bottom:16px;
}
.page-banner h1 span{color:#FFD98A;}
.banner-sub{
  font-size:14.5px;
  line-height:1.85;
  color:rgba(255,255,255,.84);
  margin-bottom:24px;
  max-width:640px;
}
.banner-chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip-ghost{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.10);
  color:#fff;
  font-size:13px;
  backdrop-filter:blur(2px);
}
.chip-ghost i{color:#FFD98A;font-size:12px;}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
}
.section-head h2{font-size:32px;letter-spacing:.3px;}
.section-head .eyebrow{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  letter-spacing:1px;
  margin-bottom:8px;
}
.section-head p{
  margin:10px 0 0;
  font-size:14.5px;
  color:var(--ink-2);
  max-width:620px;
}

/* ---------- 封面流 ---------- */
.poster-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.poster-card{
  position:relative;
  display:block;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--surface);
  box-shadow:var(--shadow-sm);
  border:1px solid var(--line);
  transition:transform .22s ease,box-shadow .22s ease;
  color:#fff;
}
.poster-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);color:#fff;}
.poster-card .poster-media{position:relative;overflow:hidden;}
.poster-card img{
  width:100%;
  aspect-ratio:3/4;
  object-fit:cover;
  transition:transform .35s ease;
}
.poster-card:hover img{transform:scale(1.03);}
.poster-badge{
  position:absolute;
  top:12px;
  left:12px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);
  color:var(--brand-d);
  font-size:12px;
  font-weight:600;
  z-index:2;
}
.poster-body{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:18px 16px 16px;
  background:linear-gradient(180deg,rgba(10,20,36,0) 0%,rgba(10,20,36,.72) 46%,rgba(10,20,36,.94) 100%);
  z-index:2;
}
.poster-body h3{
  color:#fff;
  font-size:18px;
  font-weight:600;
  line-height:1.4;
  margin-bottom:8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.poster-body p{
  margin:0 0 12px;
  font-size:13.5px;
  line-height:1.65;
  color:rgba(255,255,255,.80);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.poster-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:12.5px;
  color:rgba(255,255,255,.72);
}
.tag-pill{
  display:inline-block;
  padding:3px 10px;
  border-radius:var(--r-pill);
  background:var(--accent-soft);
  color:#6B4A06;
  font-size:12px;
  font-weight:600;
}
.poster-meta .go{color:#FFD98A;font-weight:600;white-space:nowrap;}

/* ---------- 结构拆解 ---------- */
.struct-band{
  background:var(--surface);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.struct-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.struct-card{
  padding:26px 24px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--bg);
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.struct-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:#CBDCF8;}
.struct-no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;height:34px;
  border-radius:10px;
  background:var(--brand-soft);
  color:var(--brand);
  font-weight:700;
  font-size:15px;
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.struct-card h3{font-size:19px;margin-bottom:8px;}
.struct-card p{font-size:14.5px;color:var(--ink-2);margin:0;line-height:1.8;}

/* ---------- 走向列表 ---------- */
.route-list{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.route-item{
  display:flex;
  align-items:center;
  gap:18px;
  padding:20px 24px;
  min-height:48px;
  border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.route-item:last-child{border-bottom:none;}
.route-item:hover{background:var(--bg);}
.route-no{
  font-size:15px;
  font-weight:700;
  color:var(--brand);
  width:28px;
  flex:0 0 auto;
  font-variant-numeric:tabular-nums;
  transition:color .18s ease;
}
.route-item:hover .route-no{color:var(--accent);}
.route-main{flex:1 1 auto;min-width:0;}
.route-main strong{display:block;font-size:16.5px;font-weight:600;color:var(--ink);margin-bottom:2px;}
.route-main span{font-size:13.5px;color:var(--ink-3);display:block;line-height:1.6;}
.route-count{
  flex:0 0 auto;
  font-size:12.5px;
  color:var(--brand-d);
  background:var(--brand-soft);
  border-radius:var(--r-pill);
  padding:4px 12px;
  font-weight:600;
  white-space:nowrap;
}
.route-arrow{color:var(--ink-3);flex:0 0 auto;transition:transform .18s ease,color .18s ease;}
.route-item:hover .route-arrow{color:var(--brand);transform:translateX(3px);}

/* ---------- FAQ ---------- */
.faq-section .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--surface);
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.faq-section .accordion-button{
  background:var(--surface);
  color:var(--ink);
  font-size:18px;
  font-weight:600;
  padding:20px 22px;
  box-shadow:none;
  border-left:3px solid transparent;
}
.faq-section .accordion-button:not(.collapsed){
  color:var(--brand-d);
  background:var(--brand-soft);
  border-left-color:var(--brand);
  box-shadow:none;
}
.faq-section .accordion-button:focus{box-shadow:none;border-color:var(--line);}
.faq-section .accordion-button::after{
  width:14px;height:14px;
  background-size:14px;
  filter:none;
  opacity:.55;
}
.faq-section .accordion-body{
  padding:16px 22px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--ink-2);
  border-left:3px solid var(--brand);
  background:var(--surface);
}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--brand-soft);
  border-radius:var(--r-lg);
  padding:34px 36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  border:1px solid #D6E4FB;
}
.cta-band h2{font-size:24px;margin-bottom:6px;}
.cta-band p{margin:0;font-size:14.5px;color:var(--ink-2);max-width:520px;}
.cta-actions{display:flex;gap:12px;flex:0 0 auto;}

/* ---------- 相关分类 ---------- */
.related-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
}
.related-row .label{
  font-size:14px;
  color:var(--ink-3);
  margin-right:6px;
  font-weight:600;
}
.related-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--ink-2);
  font-size:14px;
  transition:all .18s ease;
}
.related-link:hover{
  color:var(--brand);
  border-color:var(--brand);
  background:var(--brand-soft);
  transform:translateY(-1px);
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#101C31;
  color:#C7D3E6;
  padding:56px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
  color:#fff;
}
.footer-brand strong{font-size:16px;font-weight:700;}
.footer-about{
  font-size:14px;
  line-height:1.85;
  color:#93A5C0;
  margin:0;
  max-width:360px;
}
.site-footer h4{
  font-size:15px;
  color:#fff;
  font-weight:600;
  margin-bottom:16px;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  color:#93A5C0;
  font-size:14px;
  transition:color .18s ease;
}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;
  color:#7B8CA8;
}

/* ---------- 搜索面板 ---------- */
.offcanvas.search-panel{
  border-radius:var(--r-lg) var(--r-lg) 0 0;
  border:none;
  padding:0;
  max-width:520px;
  margin:0 auto;
}
.search-panel .offcanvas-body{padding:24px;}
.search-panel h2{font-size:20px;margin-bottom:6px;}
.search-panel .hint{font-size:14px;color:var(--ink-2);margin-bottom:18px;}
.search-panel .form-control{
  height:46px;
  border:1px solid var(--line);
  border-radius:10px;
  font-size:15px;
  color:var(--ink);
}
.search-panel .form-control:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(31,95,208,.20);
}
.search-close{
  position:absolute;
  top:14px;right:14px;
  width:34px;height:34px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;
  z-index:5;
}
.search-close:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft);}
.hot-words{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.hot-words a{
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:var(--bg);
  border:1px solid var(--line);
  font-size:13px;
  color:var(--ink-2);
}
.hot-words a:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand);}

/* ---------- 移动底部 Tab ---------- */
.mobile-tabbar{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1040;
  background:var(--surface);
  border-top:1px solid var(--line);
  box-shadow:0 -2px 12px rgba(22,35,58,.07);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{
  display:flex;
  align-items:stretch;
  justify-content:space-between;
}
.tabbar-item{
  flex:1 1 0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  padding:9px 2px 8px;
  font-size:10.5px;
  color:var(--ink-3);
  line-height:1.2;
  transition:color .18s ease;
}
.tabbar-item i{font-size:17px;}
.tabbar-item.active{
  color:var(--brand);
  font-weight:600;
}
.tabbar-item.active i{
  background:var(--brand-soft);
  border-radius:10px;
  padding:3px 12px;
  margin-bottom:-1px;
}
.tabbar-item:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-link{font-size:13.5px;padding:7px 8px;}
  .page-banner h1{font-size:40px;}
  .section{padding:64px 0;}
}

@media (max-width:991px){
  .desktop-nav{display:none;}
  .nav-wrap{min-height:64px;}
  .nav-actions{margin-left:auto;}
  .section{padding:64px 0;}
  .page-banner .banner-inner{padding:52px 0 46px;max-width:100%;}
  .page-banner h1{font-size:34px;}
  .poster-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
  .poster-body h3{font-size:16px;}
  .struct-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
}

@media (max-width:767px){
  body{padding-bottom:76px;}
  .mobile-tabbar{display:block;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:24px;}
  .section-head h2{font-size:24px;}
  .page-banner .banner-inner{padding:40px 0 38px;}
  .page-banner h1{font-size:28px;}
  .banner-sub{font-size:14px;}
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .poster-body{padding:14px 12px 12px;}
  .poster-body h3{font-size:15px;margin-bottom:6px;}
  .poster-body p{font-size:12.5px;margin-bottom:8px;-webkit-line-clamp:2;}
  .poster-meta{font-size:11.5px;flex-wrap:wrap;gap:6px;}
  .tag-pill{font-size:11px;padding:2px 8px;}
  .poster-badge{font-size:11px;padding:3px 9px;top:9px;left:9px;}
  .route-item{padding:16px;gap:12px;}
  .route-count{display:none;}
  .route-main strong{font-size:15.5px;}
  .faq-section .accordion-button{font-size:16px;padding:16px 18px;}
  .faq-section .accordion-body{font-size:14.5px;}
  .cta-band{padding:24px 20px;}
  .cta-band h2{font-size:20px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .footer-bottom{flex-direction:column;font-size:12.5px;}
}

@media (max-width:400px){
  .logo-text strong{font-size:14.5px;}
  .logo-text em{font-size:10px;}
  .logo-mark{width:32px;height:32px;font-size:15px;}
  .page-banner h1{font-size:24px;}
  .poster-grid{gap:12px;}
  .poster-body h3{font-size:14px;}
  .tabbar-item{font-size:10px;}
}

/* roulang page: category4 */
:root{
  --brand:#1F5FD0;
  --brand-d:#17408F;
  --brand-soft:#E8F0FE;
  --accent:#F7A928;
  --accent-soft:#FFF3DC;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --ink:#16233A;
  --ink-2:#465873;
  --ink-3:#7E8CA3;
  --line:#E3E9F2;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
  --sec:80px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-d);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;line-height:1.25;color:var(--ink);font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
time,.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:3px solid rgba(31,95,208,.28);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);}
.nav-wrap{display:flex;align-items:center;gap:18px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:var(--r-md);
  background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:18px;letter-spacing:0;
  box-shadow:0 4px 12px rgba(31,95,208,.22);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text strong{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.2px;}
.logo-text em{font-style:normal;font-size:11.5px;font-weight:500;color:var(--ink-3);letter-spacing:.4px;}
.desktop-nav{display:flex;align-items:center;gap:2px;margin-left:8px;flex-wrap:nowrap;}
.nav-link{
  position:relative;
  padding:7px 11px;
  font-size:14.5px;
  color:var(--ink-2);
  border-radius:var(--r-pill);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft);}
.nav-link.active{color:var(--brand-d);background:var(--brand-soft);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--surface);color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;
  transition:all .2s ease;cursor:pointer;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft);}
.icon-btn:active{transform:translateY(1px);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:all .22s ease;text-decoration:none;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 4px 14px rgba(31,95,208,.20);}
.btn-primary:hover{background:var(--brand-d);color:#fff;transform:translateY(-1px);box-shadow:0 8px 22px rgba(31,95,208,.26);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:var(--surface);color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-d);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#3A2A05;box-shadow:0 4px 14px rgba(247,169,40,.28);}
.btn-accent:hover{background:#E9961A;color:#3A2A05;transform:translateY(-1px);}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px;}
.text-link{
  color:var(--brand);font-weight:600;font-size:14.5px;
  text-underline-offset:4px;display:inline-flex;align-items:center;gap:6px;
}
.text-link:hover{color:var(--brand-d);text-decoration:underline;text-underline-offset:4px;}
.text-link i{font-size:12px;transition:transform .2s ease;}
.text-link:hover i{transform:translateX(3px);}

/* ---------- breadcrumb ---------- */
.crumb{padding:22px 0 0;font-size:14px;color:var(--ink-3);}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"›";color:var(--ink-3);}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--brand);}
.crumb li[aria-current]{color:var(--ink);font-weight:600;}

/* ---------- hero ---------- */
.page-hero{padding:26px 0 8px;}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:#8A5A00;
  font-size:12.5px;font-weight:600;letter-spacing:.3px;
  margin-bottom:18px;
}
.hero h1{font-size:clamp(28px,4vw,46px);line-height:1.2;letter-spacing:-.3px;}
.hero h1 span{color:var(--brand);}
.hero-lead{margin-top:18px;font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:560px;}
.hero-note{margin-top:12px;font-size:14px;color:var(--ink-3);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);
  font-size:12.5px;color:var(--ink-2);
}
.badge-pill i{color:var(--brand);font-size:12px;}
.hero-figure{position:relative;}
.hero-figure .figure-img{
  width:100%;aspect-ratio:5/4;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--shadow-md);
}
.hero-float{
  position:absolute;left:-14px;bottom:20px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--shadow-md);
  padding:12px 16px;display:flex;align-items:center;gap:12px;
}
.hero-float .dot{
  width:10px;height:10px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 4px var(--accent-soft);
}
.hero-float strong{display:block;font-size:14px;line-height:1.3;}
.hero-float span{font-size:12.5px;color:var(--ink-3);}

/* ---------- section shell ---------- */
.section{padding:var(--sec) 0 0;}
.section-head{margin-bottom:32px;}
.section-head .kicker{
  display:inline-block;font-size:13px;font-weight:600;color:var(--brand);
  letter-spacing:1.2px;text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{font-size:clamp(24px,3vw,32px);letter-spacing:-.2px;}
.section-head p{margin-top:12px;font-size:15.5px;color:var(--ink-2);max-width:720px;}

/* ---------- timeline ---------- */
.timeline{position:relative;padding-left:42px;}
.timeline::before{
  content:"";position:absolute;left:13px;top:14px;bottom:14px;
  width:2px;background:linear-gradient(180deg,var(--brand),var(--line));
  border-radius:2px;
}
.tl-item{position:relative;margin-bottom:22px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-36px;top:28px;
  width:12px;height:12px;border-radius:50%;
  background:var(--surface);border:2px solid var(--brand);
  box-shadow:0 0 0 4px var(--brand-soft);
}
.tl-item.is-fresh::before{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);}
.tl-card{
  display:grid;grid-template-columns:150px 1fr;gap:22px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-sm);
  padding:18px;transition:all .22s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(31,95,208,.16);}
.tl-card .thumb{
  width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-md);
}
.tl-body{min-width:0;}
.tl-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--ink-3);margin-bottom:8px;}
.tl-meta .date{font-weight:600;color:var(--brand);}
.tl-meta .sep{width:1px;height:12px;background:var(--line);}
.tl-body h3{font-size:19px;line-height:1.4;}
.tl-body h3 a{color:var(--ink);}
.tl-body h3 a:hover{color:var(--brand);}
.tl-body p{margin-top:8px;font-size:14.5px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tl-foot{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand-d);
  font-size:12.5px;font-weight:500;line-height:1.6;
}
.tag.gold{background:var(--accent-soft);color:#8A5A00;}

/* ---------- mood compare ---------- */
.mood-panel{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-sm);
  padding:28px 26px;
}
.mood-row{padding:18px 0;border-bottom:1px dashed var(--line);}
.mood-row:first-child{padding-top:0;}
.mood-row:last-child{border-bottom:0;padding-bottom:0;}
.mood-top{display:flex;align-items:baseline;justify-content:space-between;gap:14px;flex-wrap:wrap;}
.mood-top h3{font-size:18px;font-weight:600;}
.mood-top .level{font-size:13px;color:var(--ink-3);}
.bar{height:8px;border-radius:var(--r-pill);background:var(--bg);margin:12px 0 10px;overflow:hidden;}
.bar span{display:block;height:100%;border-radius:var(--r-pill);background:var(--brand);}
.bar.gold span{background:var(--accent);}
.bar.soft span{background:#6C93E0;}
.mood-row p{font-size:14.5px;color:var(--ink-2);}
.aside-card{
  background:var(--accent-soft);border:1px solid #F6DFB4;
  border-radius:var(--r-lg);padding:26px;
}
.aside-card h3{font-size:18px;margin-bottom:14px;}
.aside-card ul li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:#5C4310;padding:9px 0;
}
.aside-card ul li i{color:#B57A0B;margin-top:5px;font-size:12px;}
.mood-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:start;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-sm);
  padding:24px 20px;transition:all .22s ease;position:relative;
}
.step:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(31,95,208,.16);}
.step .idx{
  width:32px;height:32px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand-d);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:14px;margin-bottom:14px;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px;}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md)!important;
  overflow:hidden;background:var(--surface);margin-bottom:12px;
  box-shadow:var(--shadow-sm);
}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--ink);
  background:var(--surface);padding:18px 20px;box-shadow:none;
}
.accordion-button:not(.collapsed){background:var(--brand-soft);color:var(--brand-d);}
.accordion-button:focus{box-shadow:inset 3px 0 0 var(--brand),0 0 0 3px rgba(31,95,208,.14);border-color:var(--brand);}
.accordion-body{font-size:15px;line-height:1.8;color:var(--ink-2);padding:16px 20px 22px;border-left:3px solid var(--brand);}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--brand-soft);border-radius:var(--r-lg);
  padding:30px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;
  border:1px solid #D3E1F9;
}
.cta-band h2{font-size:22px;margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--ink-2);}
.cta-actions{display:flex;gap:12px;flex-shrink:0;}

/* ---------- related links ---------- */
.related-block{border-top:1px solid var(--line);padding-top:28px;}
.related-block h2{font-size:18px;margin-bottom:14px;}
.related-links{display:flex;flex-wrap:wrap;gap:10px 22px;}
.related-links a{
  font-size:14.5px;color:var(--ink-2);
  padding-bottom:2px;border-bottom:1px solid transparent;
}
.related-links a:hover{color:var(--brand);border-bottom-color:var(--brand);}

/* ---------- footer ---------- */
.site-footer{background:#EDF1F8;margin-top:var(--sec);padding:56px 0 24px;border-top:1px solid var(--line);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand strong{font-size:16px;}
.footer-about{font-size:14px;color:var(--ink-2);line-height:1.8;max-width:340px;}
.site-footer h4{font-size:14.5px;font-weight:600;margin-bottom:14px;color:var(--ink);}
.footer-links li{margin-bottom:9px;}
.footer-links a{font-size:14px;color:var(--ink-2);}
.footer-links a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid #DCE3EF;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);
}

/* ---------- mobile tabbar ---------- */
.tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:var(--surface);border-top:1px solid var(--line);
  box-shadow:0 -4px 18px rgba(22,35,58,.06);
  padding-bottom:env(safe-area-inset-bottom);
}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:9px 2px 8px;color:var(--ink-3);font-size:10.5px;line-height:1.3;
  text-decoration:none;transition:color .2s ease;
}
.tab-item i{font-size:17px;}
.tab-item .tab-label{padding:2px 7px;border-radius:var(--r-pill);transition:background .2s ease;}
.tab-item.active{color:var(--brand);font-weight:600;}
.tab-item.active .tab-label{background:var(--brand-soft);}
.tab-item:active{transform:translateY(1px);}

/* ---------- search offcanvas ---------- */
.offcanvas{border-radius:var(--r-lg) var(--r-lg) 0 0;}
.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.search-head h2{font-size:19px;}
.search-field{
  display:flex;gap:10px;
}
.search-field input{
  flex:1;height:44px;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;font-size:15px;color:var(--ink);background:var(--surface);
}
.search-field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,208,.16);}
.search-tips{margin-top:18px;}
.search-tips h3{font-size:14px;color:var(--ink-3);font-weight:600;margin-bottom:10px;}
.search-tips .chips{display:flex;flex-wrap:wrap;gap:8px;}
.search-tips .chips a{
  padding:6px 13px;border-radius:var(--r-pill);
  background:var(--bg);color:var(--ink-2);font-size:13px;
}
.search-tips .chips a:hover{background:var(--brand-soft);color:var(--brand-d);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  :root{--sec:72px;}
  .desktop-nav{gap:0;}
  .nav-link{padding:7px 9px;font-size:13.5px;}
}
@media (max-width:991.98px){
  :root{--sec:64px;}
  body{padding-bottom:76px;}
  .desktop-nav{display:none;}
  .nav-cta{display:none;}
  .tabbar{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-figure{order:-1;}
  .hero-float{left:12px;bottom:12px;}
  .mood-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
}
@media (max-width:767.98px){
  :root{--sec:48px;}
  .container{padding:0 16px;}
  .nav-wrap{height:60px;}
  .logo-text strong{font-size:15.5px;}
  .logo-text em{font-size:10.5px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 auto;}
  .timeline{padding-left:30px;}
  .timeline::before{left:9px;}
  .tl-item::before{left:-27px;width:10px;height:10px;top:26px;}
  .tl-card{grid-template-columns:1fr;gap:14px;padding:16px;}
  .tl-card .thumb{aspect-ratio:16/9;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .cta-band{padding:24px 20px;}
  .related-links{gap:10px 16px;}
}
@media (max-width:400px){
  .hero h1{font-size:26px;}
  .tab-item{font-size:9.5px;}
  .tab-item i{font-size:16px;}
  .hero-float{padding:8px 12px;}
  .hero-float strong{font-size:12.5px;}
  .hero-float span{font-size:11px;}
}

/* roulang page: category5 */
:root{
  --brand:#1F5FD0;
  --brand-d:#17408F;
  --brand-soft:#E8F0FE;
  --accent:#F7A928;
  --accent-soft:#FFF3DC;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --ink:#16233A;
  --ink-2:#465873;
  --ink-3:#7E8CA3;
  --line:#E3E9F2;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
  --shadow-lg:0 10px 32px rgba(31,95,208,.16);
  --space-section:80px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-d);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:700;}
h1{font-size:46px;line-height:1.2;letter-spacing:-.5px;}
h2{font-size:32px;line-height:1.3;}
h3{font-size:22px;line-height:1.4;font-weight:600;}
h4{font-size:18px;line-height:1.4;font-weight:600;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(31,95,208,.28);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;border-radius:var(--r-md);padding:12px 22px;border:1px solid transparent;transition:transform .22s ease,background-color .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;line-height:1.2;}
.btn:focus-visible{outline:3px solid rgba(31,95,208,.28);outline-offset:2px;}
.btn-primary,.btn-primary:focus{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--brand-d);border-color:var(--brand-d);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-outline-primary,.btn-outline-primary:focus{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-outline-primary:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-d);transform:translateY(-1px);}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#3A2A05;box-shadow:var(--shadow-sm);}
.btn-accent:hover{background:#F09A14;border-color:#F09A14;color:#3A2A05;transform:translateY(-1px);box-shadow:0 10px 26px rgba(247,169,40,.32);}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px;}
.btn-block{width:100%;}
.text-link{color:var(--brand);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;text-underline-offset:4px;}
.text-link:hover{text-decoration:underline;color:var(--brand-d);}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .25s ease;}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(160deg,var(--brand),var(--brand-d));color:#fff;font-weight:700;font-size:17px;display:flex;align-items:center;justify-content:center;flex:0 0 auto;}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text strong{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.2px;}
.logo-text em{font-style:normal;font-size:11.5px;font-weight:500;color:var(--ink-3);letter-spacing:.6px;}
.desktop-nav{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;}
.nav-link{position:relative;font-size:13.5px;font-weight:500;color:var(--ink-2);padding:8px 9px;border-radius:var(--r-pill);white-space:nowrap;transition:color .2s ease,background-color .2s ease;}
.nav-link:hover{color:var(--brand);background:var(--brand-soft);}
.nav-link.active{color:var(--brand);font-weight:700;background:var(--brand-soft);}
.nav-link.active::after{content:"";position:absolute;left:9px;right:9px;bottom:1px;height:2px;border-radius:2px;background:var(--brand);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{width:38px;height:38px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;font-size:15px;cursor:pointer;transition:all .2s ease;}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft);}
.nav-cta{white-space:nowrap;}

/* ---------- hero ---------- */
.page-hero{background:var(--bg);padding:56px 0 64px;}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);margin-bottom:20px;}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--ink-3);opacity:.6;}
.crumb .current{color:var(--ink);font-weight:600;}
.hero-badge{display:inline-flex;align-items:center;gap:7px;background:var(--accent-soft);color:#8A5B00;font-size:13px;font-weight:600;padding:6px 14px;border-radius:var(--r-pill);margin-bottom:18px;}
.hero-badge i{font-size:12px;color:var(--accent);}
.page-hero h1{margin-bottom:18px;}
.hero-sub{font-size:17px;color:var(--ink-2);line-height:1.8;margin-bottom:12px;max-width:520px;}
.hero-note{font-size:14px;color:var(--ink-3);margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md);background:#dbe4f3;}
.hero-figure img{width:100%;height:100%;aspect-ratio:16/10;object-fit:cover;}
.figure-tag{position:absolute;left:16px;bottom:16px;background:rgba(22,35,58,.72);color:#fff;font-size:13px;padding:7px 14px;border-radius:var(--r-pill);backdrop-filter:blur(2px);}

/* ---------- sections ---------- */
.section{padding:var(--space-section) 0;}
.section-alt{background:var(--surface);}
.section-head{margin-bottom:36px;max-width:760px;}
.section-head .eyebrow{display:inline-block;font-size:13px;font-weight:600;color:var(--brand);background:var(--brand-soft);padding:5px 12px;border-radius:var(--r-pill);margin-bottom:14px;}
.section-head h2{margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--ink-2);}

/* ---------- criteria list ---------- */
.criteria-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:start;}
.criteria-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);overflow:hidden;}
.criteria-item{display:flex;gap:16px;padding:20px 22px;border-bottom:1px solid var(--line);transition:background-color .2s ease;}
.criteria-item:last-child{border-bottom:0;}
.criteria-item:hover{background:var(--bg);}
.criteria-num{flex:0 0 auto;width:30px;font-size:17px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.5;}
.criteria-body h3{font-size:17px;margin-bottom:6px;}
.criteria-body p{font-size:14.5px;color:var(--ink-2);line-height:1.7;margin:0;}
.side-card{background:var(--accent-soft);border-radius:var(--r-lg);padding:26px;border:1px solid rgba(247,169,40,.35);}
.side-card h3{font-size:19px;margin-bottom:12px;}
.side-card p{font-size:14.5px;color:#6B4E12;line-height:1.75;}
.side-card .btn{margin-top:18px;}

/* ---------- media rows ---------- */
.media-list{display:flex;flex-direction:column;gap:56px;}
.media-row{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;}
.media-row.reverse .media-figure{order:2;}
.media-figure{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);background:#dbe4f3;transition:box-shadow .22s ease,transform .22s ease;}
.media-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .32s ease;}
.media-row:hover .media-figure{box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.media-row:hover .media-figure img{transform:scale(1.03);}
.media-body .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
.tag{display:inline-flex;align-items:center;font-size:12.5px;font-weight:600;padding:4px 11px;border-radius:var(--r-pill);background:var(--brand-soft);color:var(--brand);}
.tag-accent{background:var(--accent-soft);color:#8A5B00;}
.media-body h3{margin-bottom:12px;}
.media-body p{font-size:15.5px;color:var(--ink-2);line-height:1.8;margin-bottom:18px;}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);margin-bottom:18px;}
.meta-line .dot{width:1px;height:12px;background:var(--line);display:inline-block;}

/* ---------- list rows ---------- */
.row-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);}
.row-item{display:flex;align-items:center;gap:18px;padding:16px 22px;min-height:56px;border-bottom:1px solid var(--line);transition:background-color .2s ease;}
.row-item:last-child{border-bottom:0;}
.row-item:hover{background:var(--bg);}
.row-item:hover .row-index{color:var(--accent);}
.row-index{flex:0 0 auto;width:32px;font-size:15px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;}
.row-main{flex:1 1 auto;min-width:0;}
.row-main strong{display:block;font-size:15.5px;font-weight:600;color:var(--ink);}
.row-main span{display:block;font-size:13px;color:var(--ink-3);}
.row-arrow{flex:0 0 auto;color:var(--ink-3);font-size:13px;}

/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote-card{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:var(--r-md);padding:22px 24px;box-shadow:var(--shadow-sm);}
.quote-card p{font-size:15px;color:var(--ink-2);line-height:1.8;margin-bottom:14px;}
.quote-card cite{font-style:normal;font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:8px;}
.quote-card cite i{color:var(--accent);font-size:12px;}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px;}
.accordion-item{border:1px solid var(--line);border-radius:var(--r-md) !important;margin-bottom:12px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow-sm);}
.accordion-button{font-size:18px;font-weight:600;color:var(--ink);background:var(--surface);padding:20px 22px;box-shadow:none !important;}
.accordion-button:not(.collapsed){color:var(--brand);background:var(--brand-soft);}
.accordion-button::after{width:16px;height:16px;background-size:16px;}
.accordion-button:focus{outline:3px solid rgba(31,95,208,.28);outline-offset:-3px;border-radius:var(--r-md);}
.accordion-body{font-size:15px;line-height:1.8;color:var(--ink-2);padding:18px 22px 22px;border-left:3px solid var(--brand);}

/* ---------- cta ---------- */
.cta-band{background:var(--brand-soft);border-radius:var(--r-lg);padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-band h2{font-size:24px;margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--ink-2);margin:0;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- related ---------- */
.related-block{text-align:center;}
.related-block h2{font-size:22px;margin-bottom:8px;}
.related-block p{font-size:14.5px;color:var(--ink-3);margin-bottom:22px;}
.related-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.related-links a{display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--ink-2);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);padding:9px 18px;transition:all .2s ease;}
.related-links a:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft);transform:translateY(-1px);}

/* ---------- footer ---------- */
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:64px 0 32px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand strong{font-size:16px;font-weight:700;color:var(--ink);}
.footer-about{font-size:14px;color:var(--ink-2);line-height:1.8;max-width:340px;}
.site-footer h4{font-size:15px;margin-bottom:16px;color:var(--ink);}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--ink-2);}
.footer-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--ink-3);}

/* ---------- offcanvas search ---------- */
.offcanvas{border-radius:var(--r-lg) 0 0 var(--r-lg);}
.offcanvas-header{padding:22px 24px;border-bottom:1px solid var(--line);}
.offcanvas-body{padding:24px;}
.form-control{height:46px;border-radius:10px;border:1px solid var(--line);font-size:15px;padding:0 14px;}
.form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,208,.16);}
.search-tips{font-size:13px;color:var(--ink-3);margin-top:16px;}
.search-tips .chip{display:inline-block;background:var(--brand-soft);color:var(--brand);border-radius:var(--r-pill);padding:5px 12px;font-size:12.5px;margin:6px 6px 0 0;}

/* ---------- mobile tab ---------- */
.mobile-tab{display:none;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  h1{font-size:40px;}
  .nav-link{font-size:13px;padding:8px 7px;}
  .hero-grid{gap:40px;}
}
@media (max-width:991px){
  :root{--space-section:64px;}
  .desktop-nav{display:none;}
  .nav-cta{display:none;}
  body{padding-bottom:76px;padding-bottom:calc(76px + env(safe-area-inset-bottom));}
  h1{font-size:34px;}
  h2{font-size:27px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-figure{order:2;}
  .hero-sub{max-width:none;}
  .criteria-grid{grid-template-columns:1fr;gap:28px;}
  .media-row,.media-row.reverse{grid-template-columns:1fr;gap:24px;}
  .media-row.reverse .media-figure{order:0;}
  .quote-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .mobile-tab{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1040;
    background:rgba(255,255,255,.98);border-top:1px solid var(--line);
    padding:8px 6px calc(8px + env(safe-area-inset-bottom));
    box-shadow:0 -2px 16px rgba(22,35,58,.08);
  }
  .tab-item{flex:1 1 0;display:flex;flex-direction:column;align-items:center;gap:4px;font-size:10.5px;color:var(--ink-3);padding:6px 2px;border-radius:10px;transition:color .2s ease,background-color .2s ease;}
  .tab-item i{font-size:17px;}
  .tab-item.active{color:var(--brand);background:var(--brand-soft);font-weight:600;}
  .tab-item:hover{color:var(--brand);}
}
@media (max-width:767px){
  :root{--space-section:48px;}
  h1{font-size:30px;}
  h2{font-size:24px;}
  h3{font-size:19px;}
  .page-hero{padding:32px 0 44px;}
  .hero-figure img{aspect-ratio:16/11;}
  .section-head{margin-bottom:26px;}
  .media-list{gap:40px;}
  .row-item{padding:14px 16px;gap:12px;}
  .criteria-item{padding:16px;}
  .side-card{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .quote-card{padding:18px;}
  .logo-text strong{font-size:14.5px;}
  .logo-text em{font-size:10.5px;}
}
@media (max-width:400px){
  h1{font-size:27px;}
  .btn{padding:11px 18px;font-size:14px;}
  .hero-actions .btn{width:100%;}
  .tab-item{font-size:10px;}
}

/* roulang page: category6 */
:root{
  --brand:#1F5FD0;
  --brand-d:#17408F;
  --brand-soft:#E8F0FE;
  --accent:#F7A928;
  --accent-soft:#FFF3DC;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --ink:#16233A;
  --ink-2:#465873;
  --ink-3:#7E8CA3;
  --line:#E3E9F2;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(22,35,58,.06),0 2px 8px rgba(22,35,58,.05);
  --shadow-md:0 6px 24px rgba(31,95,208,.10);
  --shadow-hover:0 10px 32px rgba(31,95,208,.16);
  --sp-section:80px;
  --danger:#C0392B;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-d);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:700;line-height:1.25;}
h1{font-size:46px;letter-spacing:-.5px;}
h2{font-size:32px;}
h3{font-size:22px;font-weight:600;}
h4{font-size:18px;font-weight:600;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,95,208,.28);border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);}
.nav-wrap{
  display:flex;align-items:center;gap:18px;
  height:68px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(160deg,var(--brand),var(--brand-d));
  color:#fff;font-size:17px;font-weight:700;
  box-shadow:0 4px 12px rgba(31,95,208,.28);
  flex:0 0 auto;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text strong{font-size:17px;font-weight:700;letter-spacing:-.2px;white-space:nowrap;}
.logo-text em{font-style:normal;font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:.4px;}
.desktop-nav{display:flex;align-items:center;gap:2px;margin-left:8px;flex:1 1 auto;min-width:0;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 11px;
  border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--ink-2);
  white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--bg);color:var(--brand);}
.nav-link.active{
  color:var(--brand);
  background:var(--brand-soft);
  font-weight:600;
}
.nav-link.active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:1px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);color:var(--ink-2);
  cursor:pointer;transition:all .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:#C7D8F5;background:var(--brand-soft);}
.icon-btn:active{transform:translateY(1px);}

/* 按钮 */
.btn{border-radius:var(--r-md);font-weight:600;transition:all .2s ease;border:1px solid transparent;}
.btn-primary{
  background:var(--brand);border-color:var(--brand);color:#fff;
  padding:12px 22px;font-size:15px;box-shadow:0 4px 14px rgba(31,95,208,.22);
}
.btn-primary:hover,.btn-primary:focus{
  background:var(--brand-d);border-color:var(--brand-d);color:#fff;transform:translateY(-1px);
}
.btn-primary:active{transform:translateY(0);}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:10px;box-shadow:none;}
.btn-outline-brand{
  background:var(--surface);border:1px solid var(--brand);color:var(--brand);
  padding:12px 22px;font-size:15px;
}
.btn-outline-brand:hover{background:var(--brand-soft);color:var(--brand-d);border-color:var(--brand-d);}
.btn-accent{
  background:var(--accent);border-color:var(--accent);color:#3B2703;
  padding:12px 22px;font-size:15px;
}
.btn-accent:hover{background:#EE9A12;border-color:#EE9A12;color:#2A1B02;transform:translateY(-1px);}
.btn-plain{background:var(--surface);border:1px solid var(--line);color:var(--ink);padding:12px 22px;font-size:15px;}
.btn-plain:hover{border-color:#C7D8F5;color:var(--brand);background:var(--brand-soft);}
.text-link{
  color:var(--brand);font-weight:600;font-size:14px;
  text-underline-offset:4px;
}
.text-link:hover{text-decoration:underline;text-underline-offset:4px;color:var(--brand-d);}
.text-link i{margin-left:5px;font-size:11px;}

/* ============ 面包屑 / 页头 ============ */
.page-hero{
  background:var(--bg);
  padding:36px 0 12px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);margin-bottom:18px;}
.crumbs a{color:var(--ink-3);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:#C4CEDD;}
.crumbs .current{color:var(--ink);font-weight:500;}
.hero-panel{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:36px;align-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  padding:36px;
  box-shadow:var(--shadow-sm);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--brand-soft);color:var(--brand);
  border-radius:var(--r-pill);
  padding:5px 13px;font-size:12.5px;font-weight:600;letter-spacing:.3px;
  margin-bottom:16px;
}
.eyebrow.gold{background:var(--accent-soft);color:#8A5B04;}
.page-hero h1{font-size:42px;margin-bottom:16px;}
.page-hero .lead{font-size:16.5px;color:var(--ink-2);line-height:1.8;margin-bottom:22px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px;}
.meta-strip{display:flex;flex-wrap:wrap;gap:10px;}
.pill-note{
  font-size:13px;color:var(--ink-2);background:var(--bg);
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:5px 12px;display:inline-flex;align-items:center;gap:6px;
}
.pill-note i{color:var(--brand);font-size:11px;}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-md);
  aspect-ratio:4/3;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual .veil{
  position:absolute;inset:auto 0 0 0;
  padding:18px 20px;
  background:linear-gradient(to top,rgba(15,25,45,.82),rgba(15,25,45,.06));
  color:#fff;
}
.hero-visual .veil strong{display:block;font-size:17px;font-weight:700;}
.hero-visual .veil span{font-size:12.5px;opacity:.82;}

/* ============ 板块通用 ============ */
main{display:block;}
.section{padding:var(--sp-section) 0 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:26px;
}
.section-head .head-text{min-width:0;}
.section-head h2{font-size:30px;margin-bottom:8px;}
.section-head .sub{font-size:15px;color:var(--ink-2);line-height:1.7;max-width:640px;}
.section-head .head-link{flex:0 0 auto;padding-bottom:4px;}

/* 口碑维度卡 */
.dim-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.dim-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.dim-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.dim-card .d-icon{
  width:38px;height:38px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);font-size:15px;margin-bottom:14px;
}
.dim-card h3{font-size:17px;margin-bottom:8px;}
.dim-card p{font-size:14px;color:var(--ink-2);line-height:1.72;}

/* ============ 标签墙 ============ */
.tag-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:26px;
  box-shadow:var(--shadow-sm);
}
.tag-panel-top{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:12px;margin-bottom:18px;
}
.tag-panel-top h3{font-size:18px;}
.tag-hint{font-size:13.5px;color:var(--ink-3);}
.chip-wall{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--ink-2);
  border-radius:var(--r-pill);
  padding:8px 16px;
  font-size:14px;font-weight:500;
  cursor:pointer;
  transition:all .18s ease;
  display:inline-flex;align-items:center;gap:7px;
}
.chip:hover{border-color:#C7D8F5;color:var(--brand);background:var(--brand-soft);}
.chip:active{transform:translateY(1px);}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(31,95,208,.24);}
.chip .cnt{font-size:12px;opacity:.72;font-variant-numeric:tabular-nums;}
.tag-result{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--ink-3);
}
.tag-result strong{color:var(--brand);font-weight:600;}

/* ============ 条目紧凑列表 ============ */
.entry-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.entry-card{
  display:flex;gap:16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D3E0F7;}
.entry-thumb{
  flex:0 0 92px;width:92px;aspect-ratio:3/4;border-radius:var(--r-md);overflow:hidden;background:var(--bg);
}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.entry-card:hover .entry-thumb img{transform:scale(1.04);}
.entry-body{min-width:0;display:flex;flex-direction:column;gap:6px;flex:1 1 auto;}
.entry-body h3{font-size:16.5px;line-height:1.4;}
.entry-body h3 a{color:var(--ink);}
.entry-body h3 a:hover{color:var(--brand);}
.entry-desc{
  font-size:13.5px;color:var(--ink-2);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-foot{
  margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:12.5px;color:var(--ink-3);
}
.tag-mini{
  background:var(--brand-soft);color:var(--brand);
  border-radius:var(--r-pill);padding:2px 9px;font-size:12px;font-weight:500;
}
.tag-mini.gold{background:var(--accent-soft);color:#8A5B04;}
.rating{display:inline-flex;align-items:center;gap:4px;margin-left:auto;}
.rating .dot{width:7px;height:7px;border-radius:50%;background:#DCE4F0;display:inline-block;}
.rating .dot.on{background:var(--accent);}
.rating .rt{font-size:12px;color:var(--ink-3);margin-left:2px;}
.entry-card.is-hidden{display:none;}

/* 分页 */
.pager-wrap{margin-top:30px;display:flex;justify-content:center;}
.pagination{gap:8px;margin:0;flex-wrap:wrap;justify-content:center;}
.pagination .page-link{
  border:1px solid var(--line);color:var(--ink-2);background:var(--surface);
  border-radius:10px;padding:9px 15px;font-size:14px;font-weight:500;
  transition:all .18s ease;
}
.pagination .page-link:hover{background:var(--brand-soft);border-color:#C7D8F5;color:var(--brand);}
.pagination .page-item.active .page-link{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(31,95,208,.22);}
.pagination .page-item.disabled .page-link{color:#B4C0D2;background:var(--bg);border-color:var(--line);}

/* ============ 口碑摘录 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.quote-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.quote-card .qmark{color:var(--accent);font-size:18px;}
.quote-card p{font-size:14.5px;color:var(--ink-2);line-height:1.78;margin:0;}
.quote-card .q-meta{font-size:12.5px;color:var(--ink-3);margin-top:auto;display:flex;align-items:center;gap:8px;}

/* ============ CTA 带 ============ */
.cta-band{
  margin-top:var(--sp-section);
  background:var(--brand-soft);
  border-radius:20px;
  padding:30px 34px;
  display:flex;align-items:center;justify-content:space-between;gap:22px;
  border:1px solid #D8E5FB;
}
.cta-band h3{font-size:20px;margin-bottom:6px;}
.cta-band p{font-size:14.5px;color:var(--ink-2);margin:0;}
.cta-actions{display:flex;gap:12px;flex:0 0 auto;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md) !important;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--ink);
  background:var(--surface);padding:18px 22px;
  box-shadow:none !important;
}
.accordion-button:not(.collapsed){
  color:var(--brand);background:var(--surface);
  box-shadow:inset 3px 0 0 var(--brand) !important;
}
.accordion-button:hover{color:var(--brand);}
.accordion-button::after{
  width:16px;height:16px;background-size:16px;
  filter:invert(32%) sepia(69%) saturate(1985%) hue-rotate(203deg) brightness(93%) contrast(92%);
}
.accordion-body{
  font-size:15px;color:var(--ink-2);line-height:1.85;
  padding:0 22px 20px 22px;border-left:3px solid var(--brand-soft);
}

/* ============ 相关分类 ============ */
.related-wrap{
  margin-top:var(--sp-section);
  padding:26px 0 0;
  border-top:1px solid var(--line);
}
.related-wrap h3{font-size:16px;color:var(--ink-2);margin-bottom:14px;font-weight:600;}
.related-links{display:flex;flex-wrap:wrap;gap:10px 22px;}
.related-links a{font-size:14.5px;color:var(--ink-2);}
.related-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}

/* ============ 搜索弹层 ============ */
.offcanvas{border-radius:var(--r-lg) 0 0 var(--r-lg);border:none;}
.offcanvas-header{padding:22px 24px 8px;align-items:flex-start;}
.offcanvas-title{font-size:20px;font-weight:700;}
.offcanvas-body{padding:8px 24px 26px;}
.search-field{
  height:46px;border:1px solid var(--line);border-radius:10px;padding:0 14px;
  font-size:15px;width:100%;background:var(--surface);color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,208,.16);}
.search-tips{margin-top:16px;font-size:13.5px;color:var(--ink-3);line-height:1.8;}
.search-tips a{color:var(--brand);font-weight:500;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--sp-section);
  background:var(--surface);
  border-top:1px solid var(--line);
  padding:48px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand strong{font-size:16.5px;font-weight:700;}
.footer-about{font-size:13.5px;color:var(--ink-2);line-height:1.8;margin:0;max-width:360px;}
.site-footer h4{font-size:14.5px;color:var(--ink);margin-bottom:14px;font-weight:600;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:13.5px;color:var(--ink-2);}
.footer-links a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;
  font-size:12.5px;color:var(--ink-3);
}

/* ============ 移动底部 Tab ============ */
.mobile-tabbar{display:none;}
@media (max-width:991px){
  .desktop-nav{display:none;}
  .nav-cta{display:none;}
  .mobile-tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1040;
    background:rgba(255,255,255,.97);
    border-top:1px solid var(--line);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -2px 14px rgba(22,35,58,.06);
  }
  .tab-item{
    flex:1 1 0;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:6px 2px;border-radius:10px;color:var(--ink-3);font-size:10.5px;font-weight:500;
    transition:color .18s ease,background .18s ease;
  }
  .tab-item i{font-size:16px;}
  .tab-item:hover{color:var(--brand);}
  .tab-item.active{color:var(--brand);background:var(--brand-soft);font-weight:600;}
  body{padding-bottom:76px;}
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  h1{font-size:40px;}
  .page-hero h1{font-size:38px;}
  .dim-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .quote-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  :root{--sp-section:64px;}
  .hero-panel{grid-template-columns:1fr;gap:26px;padding:26px;}
  .hero-visual{order:2;aspect-ratio:16/10;}
  .page-hero{padding-top:22px;}
  .page-hero h1{font-size:32px;}
  .section-head h2{font-size:26px;}
  .entry-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:26px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 0;}
}
@media (max-width:767px){
  :root{--sp-section:48px;}
  body{font-size:15.5px;}
  h1{font-size:29px;}
  .page-hero h1{font-size:28px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .section-head h2{font-size:23px;}
  .hero-panel{padding:22px;border-radius:18px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .dim-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .tag-panel{padding:20px;}
  .entry-card{padding:14px;gap:12px;}
  .entry-thumb{flex:0 0 78px;width:78px;}
  .entry-body h3{font-size:15.5px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .offcanvas{border-radius:16px 16px 0 0;}
}
@media (max-width:400px){
  .logo-text strong{font-size:15px;}
  .logo-text em{display:none;}
  .page-hero h1{font-size:25px;}
  .entry-thumb{flex:0 0 70px;width:70px;}
  .pagination .page-link{padding:8px 11px;font-size:13px;}
}