/* roulang page: index */
:root{
  --ink:#243033;
  --ink-2:#5F6F72;
  --ink-3:#8A9698;
  --teal:#3F6F7A;
  --teal-dark:#2F5660;
  --teal-deep:#1E3439;
  --teal-light:#E8F0F2;
  --gold:#D8A23A;
  --gold-light:#F6E7C4;
  --clay:#C9693F;
  --bg:#FBF8F1;
  --bg-alt:#F4F7F6;
  --white:#FFFFFF;
  --line:#E3E8E5;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 32px rgba(47,86,96,.08);
  --shadow-hover:0 18px 42px rgba(47,86,96,.13);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--teal);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease}
a:hover{color:var(--teal-dark)}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}
.section{padding:104px 0}
.section--alt{background:var(--bg-alt)}
.section-head{max-width:720px;margin-bottom:48px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;font-weight:600;
  color:var(--gold);text-transform:uppercase;margin-bottom:14px;
}
.section-head .eyebrow::before{content:"";width:24px;height:2px;background:var(--gold);display:inline-block;border-radius:2px}
.section-head h2{font-size:32px;margin-bottom:16px}
.section-head p{color:var(--ink-2);font-size:16.5px}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 30px;border-radius:999px;font-size:16px;font-weight:600;
  border:1px solid transparent;transition:all .24s ease;min-height:48px;line-height:1;
}
.btn-primary{background:var(--teal);color:#fff;border-color:var(--teal)}
.btn-primary:hover{background:var(--clay);border-color:var(--clay);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--teal);border-color:var(--teal)}
.btn-ghost:hover{background:var(--teal-light);color:var(--teal-dark);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:#fff;color:var(--teal-dark);border-color:#fff}
.btn-light:hover{background:var(--gold-light);border-color:var(--gold-light);color:var(--teal-dark)}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:15px;color:var(--teal);border-bottom:1px solid var(--gold);padding-bottom:2px;transition:all .2s ease}
.link-arrow:hover{color:var(--teal-dark);border-bottom-width:2px}
/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 6px 24px rgba(47,86,96,.06)}
.nav-main{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{position:relative;width:38px;height:38px;flex:0 0 38px}
.brand-mark .bean{position:absolute;left:2px;bottom:2px;width:16px;height:16px;border-radius:50%;background:var(--gold)}
.brand-mark .bean.small{left:20px;bottom:9px;width:11px;height:11px;background:var(--teal)}
.brand-mark .arc{position:absolute;left:0;top:0;width:38px;height:38px;border:2px solid var(--teal);border-bottom-color:transparent;border-right-color:transparent;border-radius:50%;transform:rotate(20deg)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:17px;font-weight:700;color:var(--teal-dark);letter-spacing:.01em}
.brand-text span{font-size:11.5px;color:var(--ink-3);letter-spacing:.16em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  display:inline-flex;align-items:center;height:40px;padding:0 15px;border-radius:10px;
  font-size:15.5px;font-weight:500;color:var(--ink-2);white-space:nowrap;transition:all .2s ease;
}
.nav-links a:hover{background:#FAF3E4;color:var(--teal-dark)}
.nav-links a.is-active{color:var(--teal-dark);font-weight:700;position:relative}
.nav-links a.is-active::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2px;background:var(--gold);border-radius:2px}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:12px}
.nav-search{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--teal);transition:all .2s ease;
}
.nav-search:hover{background:var(--teal-light);border-color:var(--teal-light)}
.nav-cta{padding:11px 24px;font-size:15px;min-height:44px}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--teal);align-items:center;justify-content:center;font-size:18px;
}
.menu-toggle:hover{background:var(--teal-light)}
.nav-sub{background:#fff;border-top:1px solid var(--line)}
.nav-sub .inner{display:flex;align-items:center;gap:6px;height:46px;overflow-x:auto;scrollbar-width:none}
.nav-sub .inner::-webkit-scrollbar{display:none}
.nav-sub a{
  font-size:14px;color:var(--ink-2);padding:6px 14px;border-radius:999px;white-space:nowrap;transition:all .2s ease;
}
.nav-sub a:hover{background:var(--teal-light);color:var(--teal-dark)}
.nav-sub .dot{color:var(--gold);font-size:12px}
/* ---------- off canvas ---------- */
.off-canvas{width:84vw;max-width:340px;background:#fff}
.oc-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.oc-close{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center}
.oc-list{padding:14px 12px}
.oc-list a{display:flex;align-items:center;justify-content:space-between;padding:13px 14px;border-radius:12px;font-size:16px;color:var(--ink);font-weight:500}
.oc-list a:hover{background:var(--teal-light);color:var(--teal-dark)}
.oc-list a.is-active{background:var(--gold-light);color:var(--teal-dark);font-weight:700}
.oc-foot{padding:16px 20px 26px}
.oc-foot .btn{width:100%}
/* ---------- hero ---------- */
.hero{
  position:relative;background:var(--teal-deep);color:#fff;overflow:hidden;
  padding:96px 0 84px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.42;transform:scale(1.03);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,42,47,.94) 0%,rgba(23,49,55,.86) 46%,rgba(30,52,57,.55) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;
  background:rgba(216,162,58,.16);border:1px solid rgba(216,162,58,.42);
  color:var(--gold-light);font-size:13.5px;font-weight:600;letter-spacing:.04em;margin-bottom:24px;
}
.hero-tag i{color:var(--gold)}
.hero h1{font-size:46px;line-height:1.22;color:#fff;letter-spacing:-.02em;margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--gold-light)}
.hero-lead{font-size:17.5px;line-height:1.85;color:rgba(255,255,255,.82);max-width:600px;margin-bottom:34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.hero-trust{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.hero-trust li{display:flex;align-items:flex-start;gap:11px;font-size:14px;color:rgba(255,255,255,.86);line-height:1.55}
.hero-trust i{color:var(--gold);font-size:16px;margin-top:3px}
.hero-visual{position:relative}
.hero-cover{
  border-radius:20px;overflow:hidden;box-shadow:0 28px 60px rgba(0,0,0,.42);
  border:1px solid rgba(255,255,255,.16);background:var(--teal-dark);
}
.hero-cover img{width:100%;height:420px;object-fit:cover}
.hero-badge{
  position:absolute;left:-18px;bottom:26px;background:#fff;color:var(--ink);
  border-radius:16px;padding:14px 20px;box-shadow:0 18px 40px rgba(0,0,0,.24);
  display:flex;align-items:center;gap:12px;
}
.hero-badge i{width:38px;height:38px;border-radius:12px;background:var(--gold-light);color:var(--gold);display:inline-flex;align-items:center;justify-content:center;font-size:16px}
.hero-badge b{display:block;font-size:15px;color:var(--teal-dark);line-height:1.3}
.hero-badge span{font-size:12.5px;color:var(--ink-3)}
/* ---------- steps ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 28px 30px;box-shadow:var(--shadow);transition:all .28s ease;position:relative;overflow:hidden;
}
.step-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--gold),rgba(216,162,58,0))}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:52px;height:30px;padding:0 12px;border-radius:999px;background:var(--gold-light);
  color:#8A5F14;font-weight:700;font-size:14px;letter-spacing:.08em;margin-bottom:20px;
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:20px;margin-bottom:12px}
.step-card p{color:var(--ink-2);font-size:15.5px;margin-bottom:20px}
/* ---------- highlights ---------- */
.hl-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.hl-scroller{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.hl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:all .28s ease;display:flex;flex-direction:column;
}
.hl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.hl-thumb{position:relative;overflow:hidden}
.hl-thumb img{width:100%;height:170px;object-fit:cover;transition:transform .5s ease}
.hl-card:hover .hl-thumb img{transform:scale(1.04)}
.hl-thumb .ep{
  position:absolute;left:12px;bottom:12px;background:rgba(30,52,57,.86);color:#fff;
  font-size:12.5px;font-weight:600;padding:5px 12px;border-radius:999px;backdrop-filter:blur(2px);
}
.hl-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.hl-body h3{font-size:17px;line-height:1.45}
.hl-body p{font-size:14px;color:var(--ink-2);flex:1}
.hl-meta{font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:8px}
/* ---------- proof ---------- */
.proof-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;align-items:stretch}
.proof-main{
  background:#fff;border:1px solid var(--gold-light);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;transition:all .28s ease;
}
.proof-main:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.proof-main img{width:100%;height:280px;object-fit:cover}
.proof-main .body{padding:30px 32px 34px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:999px;
  background:var(--teal-light);color:var(--teal-dark);font-size:12.5px;font-weight:600;
}
.tag--gold{background:var(--gold-light);color:#8A5F14}
.tag--clay{background:rgba(201,105,63,.12);color:var(--clay)}
.proof-main h3{font-size:23px;margin-bottom:14px}
.proof-main p{color:var(--ink-2);font-size:15.5px;margin-bottom:22px}
.proof-stats{display:flex;gap:36px;flex-wrap:wrap;padding-top:22px;border-top:1px solid var(--line)}
.proof-stats div b{display:block;font-size:26px;color:var(--teal-dark);line-height:1.2;font-variant-numeric:tabular-nums}
.proof-stats div span{font-size:13px;color:var(--ink-3)}
.proof-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.proof-small{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 26px 24px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between;
  transition:all .28s ease;
}
.proof-small:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.proof-small h3{font-size:18.5px;margin-bottom:10px}
.proof-small p{font-size:14.5px;color:var(--ink-2);margin-bottom:18px}
.proof-small .foot{display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--ink-3);border-top:1px solid var(--line);padding-top:14px}
/* ---------- news / cms ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px;flex-wrap:wrap}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:all .28s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.news-card.feature{grid-column:span 2;flex-direction:row}
.news-card.feature .news-thumb{flex:0 0 46%;}
.news-card.feature .news-thumb img{height:100%;min-height:260px}
.news-thumb{overflow:hidden}
.news-thumb img{width:100%;height:186px;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:24px;display:flex;flex-direction:column;gap:11px;flex:1}
.news-body h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card.feature .news-body h3{font-size:21px}
.news-body p{font-size:14.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-3);border-top:1px solid var(--line);padding-top:14px;margin-top:4px}
.news-empty{
  background:#fff;border:1px dashed var(--gold);border-radius:var(--radius);
  padding:56px 28px;text-align:center;box-shadow:var(--shadow);
}
.news-empty i{font-size:30px;color:var(--gold);margin-bottom:14px;display:block}
.news-empty p{color:var(--ink-2);font-size:15.5px;margin-bottom:20px}
/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;align-items:start}
.faq-aside h2{font-size:32px;margin-bottom:16px}
.faq-aside p{color:var(--ink-2);margin-bottom:26px}
.faq-aside .aside-card{
  background:#fff;border:1px solid var(--gold-light);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.faq-aside .aside-card b{display:block;font-size:16px;color:var(--teal-dark);margin-bottom:8px}
.faq-aside .aside-card span{font-size:14px;color:var(--ink-2);display:block;margin-bottom:16px}
.faq .accordion{background:transparent;margin:0}
.faq .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:14px;overflow:hidden;box-shadow:0 6px 18px rgba(47,86,96,.05);transition:all .25s ease;
}
.faq .accordion-item:hover{box-shadow:var(--shadow)}
.faq .accordion-item.is-active{border-color:var(--gold-light);box-shadow:var(--shadow)}
.faq .accordion-title{
  display:block;border:none;background:#fff;padding:20px 58px 20px 24px;
  font-size:16.5px;font-weight:600;color:var(--ink);transition:color .2s ease;position:relative;
}
.faq .accordion-title:hover{color:var(--teal-dark);background:#FDFBF6}
.faq .accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;left:auto;transform:translateY(-50%);
  color:var(--gold);font-size:24px;font-weight:400;line-height:1;margin:0;width:auto;height:auto;
  display:block;transition:transform .25s ease;
}
.faq .accordion-item.is-active .accordion-title::before{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq .accordion-content{padding:0 24px 22px;border:none;background:#fff;color:var(--ink-2);font-size:15.5px;line-height:1.85}
.faq .accordion-item.is-active .accordion-title{border-left:3px solid var(--gold);padding-left:21px}
/* ---------- cta ---------- */
.cta-band{
  position:relative;background:var(--teal-light);border-radius:26px;overflow:hidden;
  padding:60px 56px;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;
  border:1px solid #DCE8EA;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(63,111,122,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(63,111,122,.09) 1px,transparent 1px);
  background-size:44px 44px;opacity:.9;pointer-events:none;
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:30px;margin-bottom:14px}
.cta-band p{color:var(--ink-2);font-size:16px;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;justify-self:end}
/* ---------- footer ---------- */
.site-footer{background:var(--teal-dark);color:rgba(255,255,255,.78);padding:72px 0 0;margin-top:104px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);margin-top:20px;max-width:330px}
.footer-col h4{font-size:15.5px;color:#fff;margin-bottom:18px;font-weight:700}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--gold)}
.footer-contact{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.7)}
.footer-contact strong{display:block;color:#fff;font-size:15.5px;margin-bottom:10px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.72);font-size:13.5px}
.to-top:hover{color:var(--gold)}
/* ---------- modal ---------- */
.reveal-modal{border-radius:20px;border:none;box-shadow:0 30px 70px rgba(20,42,47,.3);padding:0;max-width:520px}
.reveal-modal .modal-inner{padding:34px 34px 30px}
.reveal-modal h3{font-size:22px;margin-bottom:8px}
.reveal-modal .sub{font-size:14.5px;color:var(--ink-2);margin-bottom:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:15px;font-family:inherit;color:var(--ink);background:#fff;transition:all .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(216,162,58,.28);
}
.field textarea{min-height:96px;resize:vertical}
.field .hint{font-size:12.5px;color:var(--ink-3);margin-top:6px}
.modal-close{position:absolute;right:16px;top:14px;width:36px;height:36px;border-radius:50%;border:none;background:var(--bg-alt);color:var(--ink-2);font-size:16px}
.modal-close:hover{background:var(--gold-light);color:#8A5F14}
/* ---------- responsive ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .menu-toggle{display:inline-flex}
  .nav-main{height:64px;gap:14px}
  .nav-actions{margin-left:auto}
  .nav-sub{display:none}
  .hero{padding:68px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:36px}
  .hero-cover img{height:320px}
  .hero-badge{left:12px}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .hl-scroller{grid-template-columns:repeat(2,1fr)}
  .proof-grid{grid-template-columns:1fr}
  .proof-side{grid-template-rows:none;grid-template-columns:1fr 1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-card.feature{grid-column:span 2;flex-direction:column}
  .news-card.feature .news-thumb{flex:none}
  .news-card.feature .news-thumb img{min-height:0;height:220px}
  .faq-wrap{grid-template-columns:1fr;gap:36px}
  .cta-band{grid-template-columns:1fr;padding:44px 34px}
  .cta-actions{justify-self:start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:76px 0}
  .site-footer{margin-top:76px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .hero h1{font-size:31px}
  .hero-lead{font-size:16px}
  .hero-trust{grid-template-columns:1fr;gap:12px}
  .hero-cover img{height:250px}
  .section{padding:58px 0}
  .section-head h2,.faq-aside h2{font-size:25px}
  .steps-grid{grid-template-columns:1fr}
  .hl-scroller{grid-template-columns:1fr}
  .proof-side{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .news-card.feature{grid-column:span 1}
  .cta-band{padding:36px 22px;border-radius:20px}
  .cta-band h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .proof-stats{gap:22px}
  .reveal-modal .modal-inner{padding:26px 20px 22px}
  .hero-actions .btn{flex:1 1 auto}
}
@media (max-width:519px){
  .hero h1{font-size:27px}
  .btn{padding:13px 22px;font-size:15px;width:100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hl-head .link-arrow{font-size:14px}
  .news-head{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --teal:#3F6F7A;
  --teal-dark:#2F5660;
  --teal-deep:#22464E;
  --teal-light:#E8F0F2;
  --gold:#D8A23A;
  --gold-light:#F6E7C4;
  --clay:#C9693F;
  --cream:#FBF8F1;
  --mist:#F4F7F6;
  --white:#FFFFFF;
  --ink:#243033;
  --ink-2:#5F6F72;
  --ink-3:#8A9698;
  --line:#E3E8E5;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 12px 32px rgba(47,86,96,.08);
  --shadow-hover:0 18px 42px rgba(47,86,96,.13);
  --container:1180px;
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --serif:"Noto Serif SC","Songti SC",Georgia,serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--teal);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--teal-dark);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-0.01em;color:var(--ink);}
p{margin:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--white);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(47,86,96,.10);}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{position:relative;width:38px;height:38px;flex:0 0 38px;border-radius:50%;background:var(--teal-light);display:inline-block;}
.brand-mark .arc{position:absolute;left:8px;bottom:9px;width:22px;height:13px;border:2px solid var(--teal);border-bottom:0;border-radius:22px 22px 0 0;}
.brand-mark .bean{position:absolute;right:8px;top:9px;width:8px;height:8px;border-radius:50%;background:var(--gold);}
.brand-mark .bean.small{right:17px;top:16px;width:5px;height:5px;background:var(--clay);}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text b{font-size:17px;color:var(--teal-dark);letter-spacing:-0.01em;}
.brand-text span{font-size:11.5px;color:var(--ink-3);letter-spacing:.14em;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;}
.nav-links a{
  position:relative;display:inline-block;padding:9px 14px;border-radius:10px;
  font-size:15px;color:var(--ink-2);font-weight:500;white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{background:var(--cream);color:var(--teal-dark);}
.nav-links a.is-active{color:var(--teal);font-weight:600;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--gold);
}
.nav-links a:focus-visible,.brand:focus-visible,.btn:focus-visible,.icon-btn:focus-visible,.menu-toggle:focus-visible{
  outline:2px solid var(--clay);outline-offset:3px;
}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);
  background:var(--white);color:var(--teal);display:grid;place-items:center;
  cursor:pointer;transition:.2s ease;
}
.icon-btn:hover{background:var(--teal-light);border-color:var(--teal-light);color:var(--teal-dark);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--white);color:var(--teal);cursor:pointer;font-size:17px;
  place-items:center;transition:.2s ease;
}
.menu-toggle:hover{background:var(--teal-light);}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  text-align:center;line-height:1.2;
}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 8px 20px rgba(63,111,122,.24);}
.btn-primary:hover{background:var(--clay);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(201,105,63,.28);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(201,105,63,.24);}
.btn-outline{background:transparent;color:var(--teal);border-color:var(--teal);}
.btn-outline:hover{background:var(--teal-light);color:var(--teal-dark);transform:translateY(-1px);}
.btn-light{background:var(--gold-light);color:#5A4310;border-color:transparent;}
.btn-light:hover{background:var(--gold);color:#3B2C08;transform:translateY(-1px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-ghost{background:#fff;color:var(--teal);border-color:var(--line);}
.btn-ghost:hover{background:var(--cream);border-color:var(--gold-light);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--teal);text-decoration:underline;text-decoration-color:var(--gold);text-decoration-thickness:1.5px;text-underline-offset:5px;}
.text-link:hover{color:var(--clay);text-decoration-thickness:2.5px;}

/* ===== Breadcrumb ===== */
.breadcrumb-wrap{padding:22px 0 0;}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--ink-3);flex-wrap:wrap;}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--teal);}
.breadcrumb .sep{color:#C6CFCB;}
.breadcrumb .current{color:var(--teal);font-weight:600;}

/* ===== Category Hero ===== */
.cat-hero{position:relative;margin-top:22px;overflow:hidden;background:var(--teal-deep);}
.cat-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.42;filter:saturate(.85);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(34,70,78,.94) 0%,rgba(34,70,78,.80) 48%,rgba(34,70,78,.45) 100%);
}
.cat-hero-inner{position:relative;z-index:2;padding:74px 0 78px;color:var(--cream);max-width:820px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:rgba(246,231,196,.16);border:1px solid rgba(246,231,196,.34);
  color:var(--gold-light);font-size:13px;font-weight:600;letter-spacing:.06em;
}
.cat-hero h1{
  color:#fff;font-size:clamp(30px,4vw,50px);line-height:1.18;margin:22px 0 0;letter-spacing:-0.02em;
}
.cat-hero h1 em{font-family:var(--serif);font-style:normal;color:var(--gold-light);}
.cat-hero-sub{margin-top:18px;font-size:16.5px;line-height:1.85;color:rgba(251,248,241,.86);max-width:680px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-meta span{
  display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  font-size:13.5px;color:rgba(251,248,241,.92);
}
.hero-meta i{color:var(--gold);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-cta .btn-outline{color:var(--cream);border-color:rgba(251,248,241,.52);}
.hero-cta .btn-outline:hover{background:rgba(251,248,241,.14);color:#fff;border-color:var(--gold-light);}

/* ===== Sections ===== */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-mist{background:var(--mist);}
.section-white{background:var(--white);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:.14em;color:var(--gold);text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,3vw,33px);line-height:1.3;}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:16px;line-height:1.85;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ===== Overview ===== */
.overview-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:44px;align-items:start;}
.overview-text p{color:var(--ink-2);font-size:16.5px;line-height:1.9;}
.overview-text p + p{margin-top:16px;}
.overview-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;
  background:var(--gold-light);color:#6B4F13;font-size:13px;font-weight:600;
}
.tag.tag-teal{background:var(--teal-light);color:var(--teal-dark);}
.tag.tag-clay{background:rgba(201,105,63,.14);color:#9C4F2C;}
.fact-panel{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:30px 28px;
}
.fact-panel h3{font-size:17px;margin-bottom:18px;color:var(--teal-dark);}
.fact-list li{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:14.5px;}
.fact-list li:last-child{border-bottom:0;padding-bottom:0;}
.fact-list .k{color:var(--ink-3);}
.fact-list .v{color:var(--ink);font-weight:600;text-align:right;}

/* ===== Timeline ===== */
.timeline{position:relative;}
.tl-item{position:relative;padding-left:46px;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:12px;top:34px;bottom:-6px;width:2px;
  background:linear-gradient(180deg,var(--gold-light),var(--line));
}
.tl-item:last-child::before{display:none;}
.tl-dot{
  position:absolute;left:0;top:24px;width:26px;height:26px;border-radius:50%;
  background:var(--white);border:2px solid var(--gold);display:grid;place-items:center;
  box-shadow:0 0 0 5px rgba(216,162,58,.12);
}
.tl-dot span{width:8px;height:8px;border-radius:50%;background:var(--gold);}
.tl-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px;}
.tl-step{
  display:inline-block;padding:5px 14px;border-radius:999px;background:var(--teal);
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.04em;
}
.tl-range{font-size:13.5px;color:var(--ink-3);letter-spacing:.02em;}
.tl-card{
  display:grid;grid-template-columns:230px 1fr;background:var(--white);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--gold-light);}
.tl-card:hover h3{color:var(--teal-dark);}
.tl-card-img{position:relative;overflow:hidden;background:var(--cream);}
.tl-card-img img{width:100%;height:100%;object-fit:cover;min-height:180px;transition:transform .4s ease;}
.tl-card:hover .tl-card-img img{transform:scale(1.04);}
.tl-card-body{padding:26px 28px;}
.tl-card-body h3{font-size:20px;line-height:1.4;transition:color .2s ease;}
.tl-card-body p{margin-top:12px;color:var(--ink-2);font-size:15px;line-height:1.85;}
.tl-card-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line);}
.tl-card-foot .meta{font-size:13px;color:var(--ink-3);}

/* ===== Cover wall ===== */
.wall-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.wall-card{
  position:relative;border-radius:var(--radius);overflow:hidden;background:#000;
  box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease;display:block;
}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.wall-card img{width:100%;height:210px;object-fit:cover;transition:transform .5s ease,opacity .3s ease;opacity:.92;}
.wall-card:hover img{transform:scale(1.06);opacity:1;}
.wall-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(34,70,78,0) 32%,rgba(34,70,78,.92) 100%);
}
.wall-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:18px 18px 20px;}
.wall-body .pill{
  display:inline-block;padding:4px 11px;border-radius:999px;background:var(--gold);
  color:#3B2C08;font-size:11.5px;font-weight:700;letter-spacing:.04em;
}
.wall-body h3{color:#fff;font-size:16px;line-height:1.45;margin-top:10px;}
.wall-body p{color:rgba(251,248,241,.78);font-size:12.5px;line-height:1.6;margin-top:6px;}

/* ===== Channel switch ===== */
.switch-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.switch-card{
  display:block;padding:26px 24px;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.switch-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--gold-light);}
.switch-card .num{font-size:13px;font-weight:700;color:var(--gold);letter-spacing:.1em;font-variant-numeric:tabular-nums;}
.switch-card h3{font-size:18px;margin-top:10px;transition:color .2s ease;}
.switch-card:hover h3{color:var(--teal-dark);}
.switch-card p{margin-top:8px;font-size:14px;color:var(--ink-2);line-height:1.75;}
.switch-card .go{margin-top:16px;font-size:13.5px;font-weight:600;color:var(--teal);display:inline-flex;align-items:center;gap:6px;}
.switch-card:hover .go{color:var(--clay);}

/* ===== FAQ ===== */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion{border:0;background:transparent;}
.accordion .accordion-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);
  margin-bottom:14px;overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;
}
.accordion .accordion-item:hover{box-shadow:var(--shadow);border-color:var(--gold-light);}
.accordion .accordion-item.is-active{border-color:var(--gold-light);box-shadow:inset 3px 0 0 var(--gold),var(--shadow);}
.accordion .accordion-title{
  position:relative;padding:20px 60px 20px 24px;font-size:16.5px;font-weight:600;
  color:var(--ink);border:0;background:transparent;transition:color .2s ease;
}
.accordion .accordion-title:hover{color:var(--teal-dark);}
.accordion .accordion-title::before{
  content:"";position:absolute;right:26px;top:50%;width:14px;height:2px;
  background:var(--gold);transform:translateY(-50%);border-radius:2px;
}
.accordion .accordion-title::after{
  content:"";position:absolute;right:32px;top:50%;width:2px;height:14px;
  background:var(--gold);transform:translateY(-50%);border-radius:2px;transition:opacity .25s ease,transform .25s ease;
}
.accordion .accordion-item.is-active .accordion-title::after{opacity:0;transform:translateY(-50%) rotate(90deg);}
.accordion .accordion-content{padding:0 24px 22px;border:0;color:var(--ink-2);font-size:15.5px;line-height:1.85;background:transparent;}
.accordion .accordion-content p{margin:0;}

/* ===== CTA ===== */
.cta-band{position:relative;background:var(--teal-light);overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(63,111,122,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(63,111,122,.10) 1px,transparent 1px);
  background-size:38px 38px;
  opacity:.9;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center;padding:64px 0;}
.cta-inner h2{font-size:clamp(24px,3vw,32px);color:var(--teal-dark);}
.cta-inner p{margin-top:14px;color:var(--ink-2);font-size:16px;line-height:1.85;max-width:640px;}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;}
.cta-actions .btn{width:100%;max-width:280px;}
.cta-actions .text-link{font-size:14px;}

/* ===== Footer ===== */
.site-footer{background:var(--teal-dark);color:rgba(251,248,241,.82);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px;}
.footer-brand .brand-text b{color:#fff;}
.footer-brand .brand-text span{color:rgba(251,248,241,.55);}
.footer-brand .brand-mark{background:rgba(251,248,241,.12);}
.footer-brand .brand-mark .arc{border-color:var(--gold-light);}
.footer-brand p{margin-top:20px;font-size:14.5px;line-height:1.85;color:rgba(251,248,241,.68);max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{color:rgba(251,248,241,.72);font-size:14.5px;transition:color .2s ease;}
.footer-col ul li a:hover{color:var(--gold);}
.footer-contact strong{color:#fff;font-size:15px;display:block;margin-bottom:14px;}
.footer-contact p{font-size:14px;line-height:1.9;color:rgba(251,248,241,.68);}
.footer-contact .btn-light{margin-top:18px;}
.footer-bottom{
  border-top:1px solid rgba(251,248,241,.16);padding:22px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(251,248,241,.6);
}
.footer-bottom .to-top{color:rgba(251,248,241,.8);display:inline-flex;align-items:center;gap:7px;}
.footer-bottom .to-top:hover{color:var(--gold);}

/* ===== Off canvas drawer ===== */
.off-canvas{width:84vw;max-width:340px;background:var(--cream);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px;border-bottom:1px solid var(--line);background:#fff;}
.drawer-close{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--teal);cursor:pointer;display:grid;place-items:center;font-size:16px;
}
.drawer-nav{padding:18px 14px;display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  padding:14px 16px;border-radius:12px;color:var(--ink-2);font-size:16px;font-weight:500;
  display:flex;align-items:center;justify-content:space-between;
}
.drawer-nav a:hover{background:var(--teal-light);color:var(--teal-dark);}
.drawer-nav a.is-active{background:var(--teal);color:#fff;font-weight:600;}
.drawer-nav a.is-active::after{content:"当前";font-size:11px;background:var(--gold);color:#3B2C08;padding:2px 8px;border-radius:999px;}
.drawer-cta{margin:8px 20px 24px;width:calc(100% - 40px);}

/* ===== Modal ===== */
.reveal{
  border-radius:var(--radius);border:1px solid var(--line);box-shadow:0 30px 70px rgba(34,70,78,.22);
  background:var(--white);
}
.reveal h3{color:var(--teal-dark);font-size:22px;}
.reveal .modal-sub{margin-top:10px;color:var(--ink-2);font-size:14.5px;line-height:1.8;}
.apply-form{margin-top:22px;display:grid;gap:16px;}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px;}
.field input,.field textarea{
  width:100%;padding:12px 15px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;font-size:15px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(216,162,58,.22);
}
.field .hint{font-size:12.5px;color:var(--clay);margin-top:6px;display:none;}
.apply-form .btn{width:100%;margin-top:4px;}
.reveal .close-button{color:var(--ink-3);}
.reveal .close-button:hover{color:var(--clay);}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-links{display:none;}
  .header-actions .icon-btn{display:none;}
  .menu-toggle{display:grid;}
  .header-inner{height:64px;gap:16px;}
  .overview-grid{grid-template-columns:1fr;gap:32px;}
  .wall-grid{grid-template-columns:repeat(2,1fr);}
  .switch-grid{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:28px;padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .section{padding:72px 0;}
  .cat-hero-inner{padding:60px 0 64px;}
}
@media (max-width:768px){
  .tl-card{grid-template-columns:1fr;}
  .tl-card-img img{min-height:200px;max-height:240px;}
  .wall-grid{grid-template-columns:1fr;}
  .wall-card img{height:200px;}
  .switch-grid{grid-template-columns:1fr;}
  .tl-item{padding-left:36px;}
  .tl-dot{width:22px;height:22px;top:22px;}
  .tl-item::before{left:10px;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  body{font-size:15.5px;}
  .brand-text b{font-size:15.5px;}
  .brand-text span{font-size:10.5px;letter-spacing:.1em;}
  .header-actions .btn-primary{display:none;}
  .hero-meta span{font-size:12.5px;padding:7px 12px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .tl-card-body{padding:20px;}
  .fact-panel{padding:24px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{max-width:100%;width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .accordion .accordion-title{padding:17px 54px 17px 18px;font-size:15.5px;}
  .accordion .accordion-content{padding:0 18px 18px;font-size:14.5px;}
}

/* roulang page: article */
:root{
  --ink:#243033;
  --ink-2:#5F6F72;
  --ink-3:#8A9698;
  --brand:#3F6F7A;
  --brand-deep:#2F5660;
  --brand-soft:#E8F0F2;
  --gold:#D8A23A;
  --gold-soft:#F6E7C4;
  --gold-ink:#8A6212;
  --orange:#C9693F;
  --bg:#FBF8F1;
  --bg-2:#F4F7F6;
  --white:#FFFFFF;
  --line:#E3E8E5;
  --radius:18px;
  --shadow:0 12px 32px rgba(47,86,96,.08);
  --shadow-lg:0 18px 42px rgba(47,86,96,.13);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto 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:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
ul,ol{margin:0;padding:0}
li{list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:none;cursor:pointer}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
::selection{background:var(--gold-soft);color:var(--brand-deep)}
.container,.grid-container{width:100%;max-width:1180px;margin:0 auto;padding-left:32px;padding-right:32px}
.section{padding:72px 0}
.section-tight{padding:56px 0}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--white);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 22px rgba(47,86,96,.05);
}
.nav-inner{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{position:relative;display:inline-block;width:40px;height:40px;border-radius:13px;background:var(--brand-soft);flex-shrink:0}
.brand-mark .arc{position:absolute;left:8px;bottom:9px;width:24px;height:12px;border:2px solid var(--brand);border-bottom:none;border-radius:24px 24px 0 0}
.brand-mark .bean{position:absolute;left:15px;top:9px;width:9px;height:9px;border-radius:50%;background:var(--gold)}
.brand-mark .bean.small{left:24px;top:16px;width:6px;height:6px;background:var(--brand)}
.brand-text{display:block;line-height:1.22}
.brand-text b{display:block;font-size:16px;color:var(--brand-deep);letter-spacing:-.01em}
.brand-text span{display:block;font-size:12px;color:var(--ink-3);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-links a{position:relative;display:block;padding:10px 13px;font-size:15px;line-height:1.2;color:var(--ink-2);border-radius:999px}
.nav-links a:hover{background:var(--bg);color:var(--brand-deep)}
.nav-links a.is-active{color:var(--brand-deep);font-weight:600}
.nav-links a.is-active::after{content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;background:var(--gold)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;position:relative}
.icon-btn{width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:var(--brand-deep);background:var(--white);border:1px solid var(--line);transition:all .2s ease}
.icon-btn:hover{background:var(--brand-soft);border-color:var(--brand-soft);color:var(--brand-deep)}
.icon-btn:active{transform:translateY(1px)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:14px;align-items:center;justify-content:center;color:var(--brand-deep);border:1px solid var(--line);background:var(--white)}
.nav-toggle:hover{background:var(--bg)}
.search-pop{position:absolute;right:0;top:calc(100% + 14px);width:340px;padding:16px;background:var(--white);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);z-index:130}
.search-form{display:flex;gap:8px}
.search-form input{flex:1;min-width:0;padding:11px 14px;border-radius:12px;border:1px solid var(--line);background:var(--white);font-size:14px;color:var(--ink);transition:all .2s ease}
.search-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(216,162,58,.22)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 24px;border-radius:999px;font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;transition:transform .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(63,111,122,.22)}
.btn-primary:hover{background:var(--orange);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(201,105,63,.26)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(201,105,63,.2)}
.btn-ghost{background:var(--white);color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft)}
.btn-light{background:var(--white);color:var(--brand-deep)}
.btn-light:hover{background:var(--gold-soft);color:var(--brand-deep)}
.btn-block{width:100%}
.link-more{color:var(--brand);font-weight:600;text-decoration:underline;text-decoration-color:var(--gold);text-underline-offset:4px;text-decoration-thickness:1px}
.link-more:hover{text-decoration-thickness:2px;color:var(--brand-deep)}

/* ---------- Mobile drawer ---------- */
.drawer{position:fixed;top:0;left:0;bottom:0;width:84vw;max-width:330px;padding:18px 20px 26px;background:var(--white);z-index:320;display:flex;flex-direction:column;overflow-y:auto;transform:translateX(-104%);transition:transform .3s ease;box-shadow:0 0 44px rgba(47,86,96,.2)}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:var(--brand-deep);border:1px solid var(--line)}
.drawer-close:hover{background:var(--bg)}
.drawer-links{display:flex;flex-direction:column;gap:2px;margin-top:14px}
.drawer-links a{padding:13px 12px;border-radius:12px;font-size:16px;color:var(--ink)}
.drawer-links a:hover{background:var(--bg);color:var(--brand-deep)}
.drawer-links a.is-active{background:var(--brand-soft);color:var(--brand-deep);font-weight:600}
.drawer-foot{margin-top:auto;padding-top:22px}
.drawer-foot p{font-size:13px;color:var(--ink-3);margin-bottom:12px;line-height:1.7}
.drawer-mask{position:fixed;inset:0;background:rgba(47,86,96,.5);z-index:310;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}
.drawer-mask.is-open{opacity:1;visibility:visible}
body.drawer-open{overflow:hidden}

/* ---------- Page head ---------- */
.page-head{
  position:relative;
  padding:26px 0 48px;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(180deg,rgba(251,248,241,.95),rgba(244,247,246,.97)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3)}
.crumbs a{color:var(--ink-2)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:#C6D2D0}
.crumbs .current{color:var(--brand);font-weight:600}
.crumb-title{max-width:min(640px,70vw);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:inline-block;vertical-align:bottom}
.page-head h1{margin-top:22px;max-width:880px;font-size:clamp(30px,4vw,44px);line-height:1.24;font-weight:700;letter-spacing:-.02em;color:var(--brand-deep)}
.head-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:18px;font-size:13.5px;color:var(--ink-2)}
.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:999px;background:var(--gold-soft);color:var(--gold-ink);font-size:13px;font-weight:600;line-height:1.4}
.pill-plain{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:999px;background:var(--white);border:1px solid var(--line);color:var(--ink-2);font-size:13px;font-weight:600;line-height:1.4}
.dot{width:4px;height:4px;border-radius:50%;background:#C6D2D0}
.head-meta i{color:var(--gold);margin-right:4px}

/* ---------- Article layout ---------- */
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}
.article-card{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:42px;box-shadow:var(--shadow)}
.article-body{max-width:100%;color:var(--ink)}
.article-body > * + *{margin-top:1.05em}
.article-body p{font-size:16.5px;line-height:1.9;color:#33454A}
.article-body h2{margin-top:1.9em;padding-left:14px;border-left:4px solid var(--gold);font-size:26px;line-height:1.4;font-weight:700;color:var(--brand-deep);letter-spacing:-.01em}
.article-body h3{margin-top:1.6em;font-size:20px;line-height:1.5;font-weight:700;color:var(--brand-deep)}
.article-body h4{margin-top:1.4em;font-size:17px;font-weight:700;color:var(--brand-deep)}
.article-body h2:first-child,.article-body h3:first-child{margin-top:0}
.article-body strong{color:var(--brand-deep)}
.article-body ul,.article-body ol{padding-left:24px}
.article-body ul li{list-style:disc;margin:.5em 0;font-size:16.5px;line-height:1.85}
.article-body ol li{list-style:decimal;margin:.5em 0;font-size:16.5px;line-height:1.85}
.article-body li::marker{color:var(--gold)}
.article-body blockquote{margin:1.6em 0;padding:18px 22px;background:var(--bg);border-left:3px solid var(--gold);border-radius:0 14px 14px 0;color:var(--ink-2)}
.article-body blockquote p{font-size:16px;color:var(--ink-2);margin:0}
.article-body img{margin:1.5em auto;border-radius:14px;box-shadow:var(--shadow)}
.article-body table{width:100%;margin:1.5em 0;border-collapse:collapse;border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:15px}
.article-body th,.article-body td{padding:12px 15px;border-bottom:1px solid var(--line);text-align:left}
.article-body th{background:var(--bg-2);color:var(--brand-deep);font-weight:600}
.article-body tr:last-child td{border-bottom:none}
.article-body a{color:var(--brand);font-weight:500;text-decoration:underline;text-decoration-color:var(--gold);text-underline-offset:4px}
.article-body a:hover{color:var(--orange)}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2em 0}
.empty-state{text-align:center;padding:56px 16px}
.empty-icon{display:inline-flex;align-items:center;justify-content:center;width:76px;height:76px;border-radius:24px;background:var(--bg-2);color:var(--gold);font-size:30px;margin-bottom:20px}
.empty-state h2{font-size:22px;font-weight:700;color:var(--brand-deep);margin-bottom:10px}
.empty-state p{font-size:15px;color:var(--ink-2);max-width:420px;margin:0 auto 22px}

/* ---------- Sidebar ---------- */
.side{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px}
.side-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.side-card h3{display:flex;align-items:center;gap:9px;font-size:16.5px;font-weight:700;color:var(--brand-deep);margin-bottom:14px}
.side-card h3 i{color:var(--gold);font-size:14px}
.side-nav{display:flex;flex-direction:column;gap:2px}
.side-nav a{padding:9px 12px;border-radius:10px;font-size:14.5px;color:var(--ink-2)}
.side-nav a:hover{background:var(--bg);color:var(--brand-deep)}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-block;padding:6px 13px;border-radius:999px;background:var(--bg-2);border:1px solid var(--line);color:var(--ink-2);font-size:13px;transition:all .2s ease}
.tag:hover{background:var(--gold-soft);border-color:var(--gold-soft);color:var(--gold-ink)}
.side-cta{background:var(--brand-deep);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow)}
.side-cta h3{display:flex;align-items:center;gap:9px;font-size:16.5px;font-weight:700;color:#fff;margin-bottom:12px}
.side-cta h3 i{color:var(--gold)}
.side-cta p{font-size:13.5px;line-height:1.85;color:#C9DEE1;margin-bottom:18px}

/* ---------- Section head ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.sec-head h2{font-size:28px;line-height:1.3;font-weight:700;letter-spacing:-.01em;color:var(--brand-deep)}
.sec-head p{margin-top:8px;font-size:14.5px;color:var(--ink-2)}

/* ---------- Related cards ---------- */
.rel-card{display:flex;flex-direction:column;height:100%;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--gold-soft)}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-2)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{display:flex;flex-direction:column;gap:10px;padding:20px 22px 22px;flex:1}
.rel-body h3{font-size:16.5px;line-height:1.55;font-weight:700;color:var(--ink)}
.rel-card:hover .rel-body h3{color:var(--brand-deep)}
.rel-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}

/* ---------- FAQ accordion ---------- */
.faq-block{margin-top:0}
.accordion{background:transparent;border:none;margin:0}
.accordion-item{background:var(--white);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;box-shadow:none}
.accordion-title{position:relative;display:block;padding:18px 58px 18px 22px;border:none;background:var(--white);font-size:16.5px;font-weight:600;line-height:1.5;color:var(--brand-deep);transition:background-color .2s ease}
.accordion-title:hover{background:var(--bg)}
.accordion-title::before{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);float:none;width:auto;height:auto;margin:0;font-size:22px;line-height:1;color:var(--gold);font-weight:500}
.accordion-item.is-active .accordion-title{background:var(--bg);border-left:3px solid var(--gold);padding-left:19px}
.accordion-item.is-active .accordion-title::before{content:"−"}
.accordion-content{padding:2px 22px 20px;border:none;background:var(--white);color:var(--ink-2);font-size:15.5px;line-height:1.85}
.accordion-content p{font-size:15.5px;color:var(--ink-2)}

/* ---------- Back row ---------- */
.back-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:34px}

/* ---------- CTA band ---------- */
.cta-band{position:relative;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;padding:52px 48px;border-radius:24px;border:1px solid #D7E4E6;background-color:var(--brand-soft);background-image:linear-gradient(rgba(232,240,242,.92),rgba(232,240,242,.92)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
.cta-band h2{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:-.01em;color:var(--brand-deep)}
.cta-band p{margin-top:12px;max-width:560px;font-size:15.5px;line-height:1.8;color:var(--ink-2)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- Reveal modal ---------- */
.reveal{width:min(540px,92vw);padding:36px;border-radius:20px;border:none;background:var(--white);box-shadow:0 24px 60px rgba(47,86,96,.25)}
.reveal h3{font-size:22px;font-weight:700;color:var(--brand-deep);margin-bottom:10px}
.reveal > p{font-size:14.5px;line-height:1.8;color:var(--ink-2);margin-bottom:20px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.input{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:var(--white);font-size:15px;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease}
.input::placeholder{color:#AEB9BA}
.input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(216,162,58,.22)}
.form-hint{margin-top:12px;font-size:12.5px;line-height:1.7;color:var(--ink-3)}
.reveal .close-button{color:var(--ink-3);top:20px;right:20px}
.reveal .close-button:hover{color:var(--brand)}

/* ---------- Footer ---------- */
.site-footer{margin-top:84px;padding-top:66px;background:var(--brand-deep);color:#DDEAEB}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.35fr;gap:36px}
.site-footer .brand-text b{color:#fff}
.site-footer .brand-text span{color:#9FBCC0}
.site-footer .brand-mark{background:rgba(255,255,255,.1)}
.site-footer .brand-mark .arc{border-color:var(--gold)}
.site-footer .brand-mark .bean{background:var(--gold)}
.site-footer .brand-mark .bean.small{background:#fff}
.footer-brand p{margin-top:16px;max-width:340px;font-size:14px;line-height:1.9;color:#B9D0D3}
.footer-col h4{margin-bottom:16px;font-size:15px;font-weight:600;letter-spacing:.02em;color:#fff}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:#B9D0D3}
.footer-col a:hover{color:var(--gold)}
.footer-contact strong{display:block;margin-bottom:12px;font-size:15px;color:#fff}
.footer-contact p{font-size:14px;line-height:1.9;color:#B9D0D3}
.site-footer .btn-light{margin-top:18px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.14);font-size:13px;color:#9FBCC0}
.to-top{display:inline-flex;align-items:center;gap:6px;color:#CFE0E2}
.to-top:hover{color:var(--gold)}

/* ---------- Responsive ---------- */
@media screen and (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .search-pop{display:none !important}
  .article-wrap{grid-template-columns:1fr;gap:32px}
  .side{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:44px 34px}
}
@media screen and (max-width:767px){
  .container,.grid-container{padding-left:20px;padding-right:20px}
  .nav-inner{min-height:64px;gap:12px}
  .brand-text span{display:none}
  .brand-text b{font-size:15px}
  .page-head{padding:18px 0 34px}
  .page-head h1{margin-top:16px}
  .article-card{padding:28px 22px;border-radius:16px}
  .article-body h2{font-size:22px;margin-top:1.7em}
  .article-body h3{font-size:18px}
  .article-body p,.article-body ul li,.article-body ol li{font-size:16px}
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .sec-head h2{font-size:23px}
  .cta-band{padding:34px 24px;border-radius:18px}
  .cta-band h2{font-size:23px}
  .side-card,.side-cta{padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{margin-top:34px;font-size:12.5px}
  .site-footer{margin-top:56px;padding-top:44px}
  .reveal{padding:26px}
}
@media screen and (max-width:520px){
  .crumb-title{max-width:60vw}
  .head-meta{font-size:12.5px;gap:8px 10px}
  .btn{padding:12px 20px;font-size:14.5px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
}

/* roulang page: category2 */
:root{
  --teal:#3F6F7A;
  --teal-d:#2F5660;
  --teal-dd:#25454E;
  --teal-l:#E8F0F2;
  --gold:#D8A23A;
  --gold-l:#F6E7C4;
  --clay:#C9693F;
  --bg:#FBF8F1;
  --mist:#F4F7F6;
  --white:#FFFFFF;
  --ink:#243033;
  --ink-2:#5F6F72;
  --ink-3:#8A9698;
  --line:#E3E8E5;
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 12px 32px rgba(47,86,96,.08);
  --shadow-hover:0 18px 42px rgba(47,86,96,.13);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--teal);text-decoration:none;transition:color .22s ease,background-color .22s ease;}
a:hover{color:var(--teal-d);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  position:relative;
  display:block;
  width:38px;
  height:38px;
  border-radius:12px;
  background:var(--teal-l);
  flex:0 0 auto;
}
.brand-mark .arc{
  position:absolute;
  left:7px;right:7px;top:15px;height:11px;
  border:2px solid var(--teal);
  border-bottom:none;
  border-radius:60% 60% 0 0;
}
.brand-mark .bean{
  position:absolute;width:8px;height:8px;border-radius:50%;
  background:var(--gold);left:15px;top:8px;
}
.brand-mark .bean.small{width:5px;height:5px;left:24px;top:23px;opacity:.85;}
.brand-text b{
  display:block;
  font-size:17px;
  color:var(--teal-d);
  letter-spacing:.2px;
  line-height:1.2;
}
.brand-text span{
  display:block;
  font-size:11.5px;
  color:var(--ink-3);
  line-height:1.3;
  letter-spacing:.5px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  flex:1 1 auto;
  justify-content:center;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:9px 14px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  white-space:nowrap;
  transition:background-color .22s ease,color .22s ease;
}
.nav-links a:hover{background:#F7F2E6;color:var(--teal-d);}
.nav-links a.is-active{color:var(--teal-d);font-weight:700;}
.nav-links a.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--gold);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.icon-btn{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  background:var(--white);
  border-radius:999px;
  color:var(--teal);
  cursor:pointer;
  transition:background-color .22s ease,border-color .22s ease,color .22s ease;
}
.icon-btn:hover{background:var(--teal-l);border-color:var(--teal-l);color:var(--teal-d);}
.menu-toggle{display:none;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .22s ease,color .22s ease,box-shadow .22s ease,transform .18s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--teal);color:#fff;}
.btn-primary:hover{background:var(--clay);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(201,105,63,.28);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--teal);border-color:var(--teal);}
.btn-ghost:hover{background:var(--teal-l);color:var(--teal-d);}
.btn-light{background:var(--gold);color:#3A2A08;}
.btn-light:hover{background:#E7B558;color:#3A2A08;transform:translateY(-1px);}
.btn-outline-light{background:transparent;color:#F7F4EC;border-color:rgba(247,244,236,.45);}
.btn-outline-light:hover{background:rgba(247,244,236,.14);color:#fff;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--teal);
  border-bottom:2px solid var(--gold);
  padding-bottom:2px;
  transition:border-color .22s ease,color .22s ease;
}
.text-link:hover{border-bottom-color:var(--teal-d);color:var(--teal-d);}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:var(--bg);padding:22px 0 0;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--ink-3);
}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--teal);}
.breadcrumb .sep{color:#C6CFCC;}
.breadcrumb .current{color:var(--teal-d);font-weight:600;}

/* ---------- hero ---------- */
.hero-cat{
  position:relative;
  margin:22px 0 0;
  padding:64px 56px 58px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--teal-d);
  color:#F7F4EC;
  isolation:isolate;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
  opacity:.34;
  z-index:-2;
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(108deg,rgba(24,52,60,.95) 0%,rgba(38,73,82,.86) 48%,rgba(47,86,96,.42) 100%);
  z-index:-1;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(216,162,58,.18);
  border:1px solid rgba(216,162,58,.5);
  color:#F3D9A4;
  font-size:13px;
  font-weight:600;
  letter-spacing:.4px;
  margin-bottom:20px;
}
.hero-cat h1{
  font-size:46px;
  line-height:1.18;
  color:#FFFDF7;
  letter-spacing:-.02em;
  max-width:820px;
  margin-bottom:20px;
}
.hero-cat h1 em{
  font-style:normal;
  color:#F3CE84;
  font-family:"Noto Serif SC","Songti SC",serif;
}
.hero-cat .hero-sub{
  font-size:17px;
  line-height:1.85;
  color:rgba(247,244,236,.86);
  max-width:700px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px 34px;
  margin-top:38px;
  padding-top:26px;
  border-top:1px solid rgba(247,244,236,.18);
}
.hero-meta div{
  display:flex;align-items:center;gap:9px;
  font-size:14px;color:rgba(247,244,236,.82);
}
.hero-meta i{color:#F3CE84;font-size:15px;}

/* ---------- sections ---------- */
.section{padding:92px 0 0;}
.section-last{padding-bottom:96px;}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--gold);
  text-transform:uppercase;
  margin-bottom:12px;
}
.section-head .kicker::before{
  content:"";width:22px;height:2px;background:var(--gold);border-radius:2px;
}
.section-head h2{
  font-size:32px;
  color:var(--teal-dd);
  margin-bottom:14px;
}
.section-head p{color:var(--ink-2);font-size:16px;margin:0;}

/* ---------- cast cards ---------- */
.cast-grid{margin-top:-4px;}
.cast-card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.cast-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:#F0E2C4;
}
.cast-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--mist);
}
.cast-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .55s ease;
}
.cast-card:hover .cast-media img{transform:scale(1.04);}
.cast-badge{
  position:absolute;left:14px;top:14px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;font-weight:700;
  background:rgba(255,255,255,.94);
  color:var(--teal-d);
  letter-spacing:.4px;
}
.cast-body{
  padding:20px 22px 22px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.cast-name{
  font-size:19px;
  color:var(--teal-dd);
  margin-bottom:10px;
}
.cast-name small{
  font-size:12.5px;font-weight:500;color:var(--ink-3);margin-left:8px;
}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:12px;}
.tag{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  padding:3px 11px;
  border-radius:999px;
  background:var(--gold-l);
  color:#8A6218;
  line-height:1.7;
}
.tag.teal{background:var(--teal-l);color:var(--teal-d);}
.tag.clay{background:#F8E7DF;color:#A24E2A;}
.cast-body p{
  font-size:14.5px;
  line-height:1.78;
  color:var(--ink-2);
  margin:0 0 14px;
}
.cast-foot{
  margin-top:auto;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-3);
}
.cast-foot a{font-weight:600;font-size:13.5px;}

/* ---------- camp cards ---------- */
.camp-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 26px;
  height:100%;
  box-shadow:var(--shadow);
  transition:transform .26s ease,box-shadow .26s ease;
  border-top:3px solid var(--teal);
}
.camp-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.camp-card.gold{border-top-color:var(--gold);}
.camp-card.clay{border-top-color:var(--clay);}
.camp-icon{
  width:46px;height:46px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;
  background:var(--teal-l);
  color:var(--teal-d);
  font-size:19px;
  margin-bottom:16px;
}
.camp-card.gold .camp-icon{background:var(--gold-l);color:#8A6218;}
.camp-card.clay .camp-icon{background:#F8E7DF;color:#A24E2A;}
.camp-card h3{font-size:19px;color:var(--teal-dd);margin-bottom:10px;}
.camp-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin:0 0 16px;}
.camp-list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--ink-2);
  line-height:1.9;
}
.camp-list li::before{
  content:"";position:absolute;left:0;top:12px;
  width:6px;height:6px;border-radius:50%;background:var(--gold);
}

/* ---------- spotlight ---------- */
.spotlight{
  background:var(--mist);
  border-radius:var(--radius-lg);
  padding:52px;
  border:1px solid var(--line);
}
.spotlight-img{
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  background:var(--white);
}
.spotlight-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.spotlight h2{font-size:30px;color:var(--teal-dd);margin-bottom:16px;}
.spotlight p{font-size:15.5px;color:var(--ink-2);line-height:1.85;}
.spot-stats{
  display:flex;flex-wrap:wrap;gap:14px;
  margin:26px 0 24px;
}
.stat{
  flex:1 1 130px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:14px;
  padding:16px 18px;
}
.stat b{
  display:block;
  font-size:26px;
  color:var(--teal);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat span{font-size:13px;color:var(--ink-3);}

/* ---------- accordion ---------- */
.faq-wrap{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:14px 30px;
  box-shadow:var(--shadow);
}
.accordion{
  margin:0;
  background:transparent;
  border:0;
}
.accordion-item{
  border-bottom:1px solid var(--line);
  background:transparent;
}
.accordion-item:last-child{border-bottom:0;}
.accordion-title{
  position:relative;
  display:block;
  padding:24px 52px 24px 0;
  font-size:16.5px;
  font-weight:600;
  color:var(--ink);
  border:0;
  background:transparent;
  transition:color .22s ease;
}
.accordion-title::before{
  content:"\2b";
  position:absolute;
  right:0;top:50%;
  transform:translateY(-50%);
  width:30px;height:30px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--gold-l);
  color:#8A6218;
  font-size:16px;
  font-weight:700;
  line-height:1;
  transition:transform .25s ease,background-color .25s ease;
}
.accordion-title:hover{color:var(--teal);}
.accordion-item.is-active > .accordion-title{color:var(--teal-d);}
.accordion-item.is-active > .accordion-title::before{
  content:"\2212";
  background:var(--gold);
  color:#3A2A08;
}
.accordion-item.is-active{
  position:relative;
  padding-left:18px;
}
.accordion-item.is-active::before{
  content:"";
  position:absolute;
  left:0;top:22px;bottom:18px;
  width:3px;
  border-radius:3px;
  background:var(--gold);
}
.accordion-content{
  padding:0 52px 24px 0 !important;
  background:transparent !important;
  border:0 !important;
  font-size:15.5px;
  line-height:1.85;
  color:var(--ink-2);
}

/* ---------- channel switch ---------- */
.channel-card{
  display:flex;
  flex-direction:column;
  gap:6px;
  height:100%;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px 22px;
  box-shadow:0 6px 18px rgba(47,86,96,.05);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.channel-card:hover{
  transform:translateY(-3px);
  border-color:#EFE0BE;
  box-shadow:var(--shadow-hover);
}
.channel-card i{color:var(--gold);font-size:17px;margin-bottom:4px;}
.channel-card strong{font-size:16px;color:var(--teal-dd);}
.channel-card span{font-size:13.5px;color:var(--ink-3);line-height:1.7;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  margin-top:92px;
  border-radius:var(--radius-lg);
  background:var(--teal-dd);
  color:#F7F4EC;
  padding:58px 56px;
  isolation:isolate;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:38px 38px;
  z-index:-1;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(216,162,58,.28),transparent 68%);
  z-index:-1;
}
.cta-band h2{font-size:30px;color:#FFFDF7;margin-bottom:14px;}
.cta-band p{color:rgba(247,244,236,.84);font-size:15.5px;margin:0;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:flex-end;}
.cta-actions .text-link{color:#F3CE84;border-bottom-color:rgba(243,206,132,.55);}
.cta-actions .text-link:hover{color:#fff;border-bottom-color:#fff;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:96px;
  background:var(--teal-d);
  color:#E9EFF0;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:44px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand .brand-text b{color:#FFFDF7;font-size:17px;}
.footer-brand .brand-text span{color:rgba(233,239,240,.6);}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);}
.footer-brand .brand-mark .arc{border-color:#F3CE84;}
.footer-brand .brand-mark .bean{background:#F3CE84;}
.footer-brand p{
  font-size:14px;
  line-height:1.85;
  color:rgba(233,239,240,.72);
  margin:0;
  max-width:330px;
}
.footer-col h4{
  font-size:15px;
  color:#FFFDF7;
  margin-bottom:18px;
  font-weight:700;
  letter-spacing:.5px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{
  font-size:14px;
  color:rgba(233,239,240,.74);
}
.footer-col ul li a:hover{color:#F3CE84;}
.footer-contact strong{
  display:block;
  font-size:15px;
  color:#FFFDF7;
  margin-bottom:14px;
}
.footer-contact p{
  font-size:14px;
  line-height:1.95;
  color:rgba(233,239,240,.72);
  margin:0;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(233,239,240,.6);
}
.to-top{
  color:rgba(233,239,240,.78);
  font-size:13px;
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.to-top:hover{color:#F3CE84;}

/* ---------- off-canvas ---------- */
.off-canvas{
  background:var(--white);
  width:84vw;
  max-width:340px;
}
.off-canvas-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 20px;
  border-bottom:1px solid var(--line);
}
.off-canvas-close{
  width:36px;height:36px;
  border:1px solid var(--line);
  background:var(--white);
  border-radius:999px;
  color:var(--teal-d);
  cursor:pointer;
}
.off-canvas-body{padding:18px 20px 100px;}
.off-canvas-nav li{margin-bottom:6px;}
.off-canvas-nav a{
  display:block;
  padding:13px 14px;
  border-radius:12px;
  font-size:15px;
  color:var(--ink-2);
  font-weight:500;
}
.off-canvas-nav a:hover{background:var(--mist);color:var(--teal-d);}
.off-canvas-nav a.is-active{
  background:var(--teal-l);
  color:var(--teal-d);
  font-weight:700;
}
.off-canvas-cta{
  position:absolute;
  left:20px;right:20px;bottom:22px;
}
.off-canvas-cta .btn{width:100%;}
.js-off-canvas-overlay{
  background:rgba(38,73,82,.55) !important;
}

/* ---------- reveal ---------- */
.reveal{
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  box-shadow:0 24px 60px rgba(31,58,66,.22);
  padding:34px;
}
.reveal h3{font-size:22px;color:var(--teal-dd);margin-bottom:8px;}
.reveal .modal-sub{font-size:14px;color:var(--ink-3);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13.5px;
  font-weight:600;
  color:var(--ink-2);
  margin-bottom:7px;
}
.field input,
.field select,
.field textarea{
  width:100%;
  padding:12px 15px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--white);
  font-size:15px;
  font-family:inherit;
  color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(216,162,58,.25);
}
.field .hint{font-size:12.5px;color:var(--ink-3);margin-top:6px;}
.close-button{
  position:absolute;
  top:16px;right:18px;
  color:var(--ink-3);
  font-size:26px;
  line-height:1;
  background:transparent;
  border:0;
  cursor:pointer;
}
.close-button:hover{color:var(--clay);}

/* ---------- responsive ---------- */
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .menu-toggle{
    display:inline-flex;
    align-items:center;justify-content:center;
  }
  .header-inner{height:64px;gap:12px;}
  .header-actions .btn-primary{display:none;}
  .container{padding:0 24px;}
  .hero-cat{padding:48px 30px 44px;border-radius:22px;}
  .hero-cat h1{font-size:56px;}
  .hero-cat h1{font-size:34px;}
  .hero-cat .hero-sub{font-size:16px;}
  .section{padding:64px 0 0;}
  .section-last{padding-bottom:70px;}
  .section-head h2{font-size:26px;}
  .spotlight{padding:32px;}
  .spotlight h2{font-size:25px;}
  .cta-band{padding:40px 30px;margin-top:64px;}
  .cta-band h2{font-size:25px;}
  .cta-actions{justify-content:flex-start;margin-top:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .site-footer{margin-top:70px;padding-top:50px;}
  .faq-wrap{padding:8px 20px;}
  .accordion-content{padding-right:20px !important;}
}
@media screen and (max-width:639px){
  .container{padding:0 20px;}
  .brand-text b{font-size:15.5px;}
  .brand-text span{font-size:10.5px;}
  .hero-cat{padding:38px 22px 36px;border-radius:18px;margin-top:16px;}
  .hero-cat h1{font-size:27px;}
  .hero-cat .hero-sub{font-size:15px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-meta{gap:10px 20px;margin-top:28px;padding-top:20px;}
  .hero-meta div{font-size:13px;}
  .section{padding:52px 0 0;}
  .section-head h2{font-size:23px;}
  .section-head{margin-bottom:28px;}
  .cast-body{padding:18px;}
  .spotlight{padding:24px;border-radius:18px;}
  .spotlight h2{font-size:22px;}
  .stat{flex:1 1 100%;}
  .cta-band{padding:32px 22px;border-radius:18px;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .faq-wrap{padding:6px 16px;border-radius:18px;}
  .accordion-title{font-size:15.5px;padding:20px 46px 20px 0;}
  .accordion-content{font-size:14.5px;padding:0 0 20px !important;}
  .accordion-item.is-active{padding-left:14px;}
  .reveal{padding:24px;}
}

/* roulang page: category3 */
:root{
  --teal:#3F6F7A;
  --teal-dark:#2F5660;
  --teal-soft:#E8F0F2;
  --gold:#D8A23A;
  --gold-soft:#F6E7C4;
  --clay:#C9693F;
  --paper:#FBF8F1;
  --mist:#F4F7F6;
  --white:#FFFFFF;
  --ink:#243033;
  --muted:#5F6F72;
  --faint:#8A9698;
  --border:#E3E8E5;
  --r-card:18px;
  --r-img:16px;
  --r-pill:999px;
  --sh:0 12px 32px rgba(47,86,96,.08);
  --sh-hover:0 18px 42px rgba(47,86,96,.13);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-decoration:none;transition:color .2s ease}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--ink);line-height:1.28}
p{margin:0}
button{font:inherit}
::selection{background:var(--gold-soft);color:var(--teal-dark)}

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

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;gap:24px;min-height:64px}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--teal-dark)}
.brand:hover{color:var(--teal-dark)}
.brand-mark{
  position:relative;display:inline-block;width:40px;height:40px;flex:0 0 auto;
  border-radius:50%;background:linear-gradient(145deg,#fff,var(--teal-soft));
  border:1px solid var(--border);box-shadow:0 4px 12px rgba(47,86,96,.08);
}
.brand-mark .arc{position:absolute;left:8px;right:8px;bottom:10px;height:9px;border:2px solid var(--teal);border-bottom:0;border-radius:14px 14px 0 0}
.brand-mark .bean{position:absolute;width:9px;height:11px;border-radius:50%;background:var(--gold);top:9px;left:10px;transform:rotate(-20deg)}
.brand-mark .bean.small{width:7px;height:9px;top:13px;left:22px;opacity:.75}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text b{font-size:16.5px;letter-spacing:-.01em}
.brand-text span{font-size:11.5px;color:var(--faint);letter-spacing:.08em}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;margin-right:auto}
.nav-links a{
  position:relative;display:inline-block;padding:9px 12px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--muted);white-space:nowrap;transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{background:#FBF0DA;color:var(--teal-dark)}
.nav-links a:focus-visible{outline:2px solid var(--clay);outline-offset:2px}
.nav-links a.is-active{color:var(--teal-dark);font-weight:600}
.nav-links a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;
  background:var(--gold);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn,.nav-toggle{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid transparent;border-radius:50%;background:transparent;color:var(--teal-dark);
  cursor:pointer;padding:0;margin:0;transition:.2s ease;
}
.icon-btn:hover,.nav-toggle:hover{background:var(--teal-soft);color:var(--teal-dark)}
.icon-btn:focus-visible,.nav-toggle:focus-visible{outline:2px solid var(--clay);outline-offset:2px}
.nav-toggle{display:none}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 26px;min-height:46px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1.2;text-align:center;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 10px 24px rgba(63,111,122,.22)}
.btn-primary:hover{background:var(--clay);color:#fff;transform:translateY(-1px);box-shadow:0 14px 30px rgba(201,105,63,.26)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(201,105,63,.24)}
.btn-ghost{background:#fff;color:var(--teal);border-color:var(--teal)}
.btn-ghost:hover{background:var(--teal-soft);color:var(--teal-dark);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:#fff;color:var(--teal-dark)}
.btn-light:hover{background:var(--gold-soft);color:var(--teal-dark);transform:translateY(-1px)}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--teal);text-decoration:underline;text-decoration-color:var(--gold);text-underline-offset:5px;text-decoration-thickness:2px}
.btn-link:hover{color:var(--clay);text-decoration-color:var(--clay)}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(47,86,96,.45);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:84vw;max-width:340px;background:#fff;z-index:120;
  transform:translateX(-105%);transition:transform .3s ease;
  display:flex;flex-direction:column;padding:18px 20px 26px;overflow-y:auto;
  box-shadow:20px 0 50px rgba(20,40,45,.18);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--border)}
.drawer-title{font-size:15px;font-weight:700;color:var(--teal-dark)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-top:18px}
.drawer-nav a{
  display:block;padding:13px 14px;border-radius:12px;font-size:15.5px;font-weight:500;color:var(--muted);
  transition:.2s ease;
}
.drawer-nav a:hover{background:var(--mist);color:var(--teal-dark)}
.drawer-nav a.is-active{background:var(--teal-soft);color:var(--teal-dark);font-weight:600}
.drawer-cta{margin-top:auto;width:100%}

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar{padding:22px 0 0;font-size:13.5px;color:var(--faint)}
.breadcrumb-bar a{color:var(--muted)}
.breadcrumb-bar a:hover{color:var(--teal)}
.breadcrumb-bar .sep{margin:0 9px;color:#C8D2D0}
.breadcrumb-bar .current{color:var(--teal);font-weight:600}

/* ---------- Hero ---------- */
.cat-hero{padding:26px 0 72px}
.cat-hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:var(--r-pill);
  background:var(--gold-soft);color:#8A5F12;font-size:13px;font-weight:600;letter-spacing:.02em;
}
.eyebrow i{font-size:12px;color:var(--gold)}
.cat-hero h1{font-size:44px;line-height:1.2;letter-spacing:-.02em;margin:20px 0 18px}
.cat-hero h1 em{font-style:normal;color:var(--teal);position:relative;white-space:nowrap}
.cat-hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;background:rgba(216,162,58,.28);border-radius:4px;z-index:-1}
.cat-lead{font-size:16.5px;line-height:1.9;color:var(--muted);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px 26px;list-style:none}
.trust-row li{display:inline-flex;align-items:center;gap:9px;font-size:14px;color:var(--muted)}
.trust-row i{color:var(--gold);font-size:14px}
.hero-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:0 22px 50px rgba(47,86,96,.16)}
.hero-media img{width:100%;height:440px;object-fit:cover}
.hero-media .media-badge{
  position:absolute;left:18px;top:18px;padding:7px 15px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);color:var(--teal-dark);font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.hero-media .media-note{
  position:absolute;left:0;right:0;bottom:0;padding:44px 22px 18px;
  background:linear-gradient(to top,rgba(24,38,42,.78),rgba(24,38,42,0));
  color:#fff;font-size:13.5px;
}

/* ---------- Stats ---------- */
.stats-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--border);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);margin-top:-30px;position:relative;z-index:3;
}
.stat{background:#fff;padding:26px 24px}
.stat b{display:block;font-size:26px;font-weight:700;color:var(--teal-dark);letter-spacing:-.01em;font-variant-numeric:tabular-nums}
.stat b small{font-size:14px;font-weight:600;color:var(--muted);margin-left:3px}
.stat span{display:block;font-size:13.5px;color:var(--faint);margin-top:4px}

/* ---------- Section base ---------- */
.section{padding:88px 0 0}
.section-mist{background:var(--mist);padding:84px 0;margin-top:88px}
.section-head{max-width:720px;margin-bottom:44px}
.section-head .eyebrow{margin-bottom:16px}
.section-head h2{font-size:32px;line-height:1.25}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.9}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;max-width:none}

/* ---------- 图文志 ---------- */
.feature-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--sh)}
.feature-media img{width:100%;height:430px;object-fit:cover}
.feature-media .media-cap{
  position:absolute;left:0;right:0;bottom:0;padding:52px 26px 20px;
  background:linear-gradient(to top,rgba(24,38,42,.76),rgba(24,38,42,0));
  color:#fff;font-size:14px;
}
.note-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:26px}
.note-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:28px 26px 26px;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.note-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:var(--gold-soft)}
.note-card .tag{display:inline-block;padding:5px 13px;border-radius:var(--r-pill);background:var(--teal-soft);color:var(--teal-dark);font-size:12.5px;font-weight:600}
.note-card h3{font-size:19px;margin:14px 0 10px}
.note-card p{font-size:15.5px;color:var(--muted);line-height:1.85}
.pullquote{
  margin-top:30px;padding:28px 32px;border-left:3px solid var(--gold);
  background:rgba(246,231,196,.38);border-radius:0 var(--r-card) var(--r-card) 0;
}
.pullquote p{font-size:17px;line-height:1.85;color:var(--teal-dark);font-style:italic}
.pullquote cite{display:block;margin-top:12px;font-size:13.5px;color:var(--muted);font-style:normal}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.flow-step{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease;
}
.flow-step:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.flow-step .num{
  display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--r-pill);
  background:var(--gold-soft);color:#8A5F12;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:17px;margin:16px 0 8px}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.8}

/* ---------- 花絮卡 ---------- */
.stills-grid{margin-top:0}
.still-card{
  height:100%;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.still-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.still-card .thumb{overflow:hidden}
.still-card .thumb img{width:100%;height:210px;object-fit:cover;transition:transform .4s ease}
.still-card:hover .thumb img{transform:scale(1.03)}
.still-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.still-body .tag{display:inline-block;align-self:flex-start;padding:5px 12px;border-radius:var(--r-pill);background:var(--teal-soft);color:var(--teal-dark);font-size:12.5px;font-weight:600}
.still-body h3{font-size:18px;line-height:1.45}
.still-body p{font-size:14.5px;color:var(--muted);line-height:1.8}
.still-body .meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--border);font-size:13px;color:var(--faint);display:flex;justify-content:space-between;gap:12px}

/* ---------- FAQ ---------- */
.faq-list{list-style:none;margin:0;padding:0;background:transparent;border:0;max-width:900px}
.faq-list .accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:16px;margin-bottom:14px;
  box-shadow:0 8px 22px rgba(47,86,96,.05);overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-list .accordion-item.is-active{border-color:var(--gold-soft);box-shadow:var(--sh)}
.faq-list .accordion-title{
  position:relative;display:block;padding:20px 60px 20px 24px;border:0;
  font-size:16.5px;font-weight:600;color:var(--ink);background:transparent;line-height:1.6;
  transition:color .2s ease;
}
.faq-list .accordion-title:hover{color:var(--teal)}
.faq-list .accordion-title::before{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--gold);line-height:1;margin:0;transition:transform .25s ease;
}
.faq-list .accordion-title::after{display:none}
.faq-list .accordion-item.is-active .accordion-title::before{content:"–";transform:translateY(-50%) rotate(180deg)}
.faq-list .accordion-content{padding:0 24px 22px;border:0;background:transparent;color:var(--muted)}
.faq-answer{
  margin-top:4px;padding-left:16px;border-left:3px solid var(--gold);
  font-size:15.5px;line-height:1.85;color:var(--muted);
}

/* ---------- 关联频道 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:0}
.channel-card{
  display:block;height:100%;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:24px 20px;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.channel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:var(--gold-soft)}
.channel-card i{color:var(--gold);font-size:18px}
.channel-card h3{font-size:16.5px;margin:12px 0 8px;color:var(--ink)}
.channel-card:hover h3{color:var(--teal-dark)}
.channel-card p{font-size:13.5px;color:var(--muted);line-height:1.75}
.channel-card.is-current{background:var(--teal-soft);border-color:rgba(63,111,122,.35)}
.channel-card.is-current .current-flag{display:inline-block;margin-top:12px;font-size:12.5px;font-weight:600;color:var(--teal-dark)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;margin-top:88px;
  background:linear-gradient(135deg,#2F5660 0%,#3F6F7A 62%,#4A7B85 100%);
  color:#fff;padding:74px 0;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:38px 38px;opacity:.55;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:44px;align-items:center}
.cta-inner h2{font-size:30px;color:#fff;line-height:1.3}
.cta-inner p{margin-top:16px;color:#D6E4E5;font-size:16px;line-height:1.9;max-width:620px}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-actions .btn-link{color:#F1E3C6;text-decoration-color:var(--gold)}
.cta-actions .btn-link:hover{color:#fff;text-decoration-color:#fff}

/* ---------- Modal ---------- */
.reveal.modal-card{
  width:min(540px,92vw);border-radius:20px;padding:36px 34px 32px;background:#fff;
  box-shadow:0 34px 80px rgba(20,40,45,.32);border:1px solid var(--border);
}
.modal-card h3{font-size:22px}
.modal-card > p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8}
.reveal .close-button{position:absolute;top:14px;right:16px;font-size:26px;line-height:1;color:var(--faint);background:none;border:0;cursor:pointer}
.reveal .close-button:hover{color:var(--teal)}
.open-form{margin-top:22px}
.open-form label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:16px}
.open-form input,.open-form select,.open-form textarea{
  display:block;width:100%;margin:8px 0 0;padding:12px 14px;border:1px solid var(--border);
  border-radius:12px;font-size:15px;color:var(--ink);background:#fff;box-shadow:none;
  transition:border-color .2s ease,box-shadow .2s ease;height:auto;
}
.open-form input:focus,.open-form select:focus,.open-form textarea:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(216,162,58,.2);
}
.open-form .btn{width:100%;margin-top:6px}
.form-note{margin-top:12px;font-size:12.5px;color:var(--faint)}

/* ---------- Footer ---------- */
.site-footer{background:var(--teal-dark);color:#DCE7E7;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:44px}
.footer-brand .brand{color:#fff}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:#9FB6B8}
.footer-brand .brand-mark{background:linear-gradient(145deg,#3E6C77,#2F5660);border-color:rgba(255,255,255,.16)}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.9;color:#B7C9CA;max-width:360px}
.footer-col h4{font-size:15px;color:#fff;margin:0 0 16px;font-weight:700}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px}
.footer-col a{color:#B7C9CA;font-size:14.5px;transition:color .2s ease}
.footer-col a:hover{color:var(--gold)}
.footer-col a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-contact strong{display:block;font-size:15px;color:#fff;margin-bottom:14px}
.footer-contact p{font-size:14px;line-height:1.95;color:#B7C9CA}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.13);
  font-size:13.5px;color:#93AAAC;
}
.to-top{color:#B7C9CA;display:inline-flex;align-items:center;gap:8px}
.to-top:hover{color:var(--gold)}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .cat-hero-grid{grid-template-columns:1fr;gap:36px}
  .cat-hero h1{font-size:36px}
  .hero-media img{height:340px}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
  .feature-media img{height:340px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .cat-hero{padding:18px 0 56px}
  .cat-hero h1{font-size:30px}
  .cat-lead{font-size:15.5px}
  .section{padding:60px 0 0}
  .section-mist{padding:60px 0;margin-top:60px}
  .section-head h2{font-size:25px}
  .note-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .stats-bar{margin-top:-18px}
  .stat{padding:20px 18px}
  .stat b{font-size:22px}
  .cta-band{padding:56px 0;margin-top:60px}
  .cta-inner h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .feature-media img,.hero-media img{height:260px}
  .hero-actions .btn{width:100%}
  .trust-row{gap:8px 18px}
  .pullquote{padding:22px 20px}
}
@media (max-width:520px){
  .brand-text span{display:none}
  .header-actions .btn-primary{display:none}
  .stats-bar{grid-template-columns:1fr 1fr}
  .still-body h3{font-size:16.5px}
}

/* roulang page: category4 */
:root{
  --teal:#3F6F7A;
  --teal-dark:#2F5660;
  --teal-deep:#24454D;
  --teal-light:#E8F0F2;
  --gold:#D8A23A;
  --gold-light:#F6E7C4;
  --gold-ink:#8A6416;
  --clay:#C9693F;
  --cream:#FBF8F1;
  --mist:#F4F7F6;
  --white:#FFFFFF;
  --ink:#243033;
  --ink-2:#5F6F72;
  --ink-3:#8A9698;
  --line:#E3E8E5;
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 12px 32px rgba(47,86,96,.08);
  --shadow-hover:0 18px 42px rgba(47,86,96,.13);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p,figure{margin:0;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:inherit;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.95);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(160%) blur(10px);
}
.header-bar{display:flex;align-items:center;gap:24px;min-height:76px;}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:42px;height:42px;flex:0 0 42px;
  border-radius:13px;background:var(--teal-light);overflow:hidden;
}
.brand-mark .arc{
  position:absolute;left:8px;bottom:10px;width:26px;height:13px;
  border:2.5px solid var(--teal);border-bottom:none;border-radius:26px 26px 0 0;opacity:.85;
}
.brand-mark .bean{position:absolute;right:7px;top:8px;width:11px;height:11px;border-radius:50%;background:var(--gold);}
.brand-mark .bean.small{left:8px;top:9px;right:auto;width:7px;height:7px;background:var(--clay);opacity:.85;}
.brand-text b{display:block;font-size:17px;font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--ink);}
.brand-text span{display:block;font-size:11px;letter-spacing:.18em;color:var(--ink-3);}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-links a{
  position:relative;padding:10px 14px;border-radius:10px;
  font-size:15px;color:var(--ink-2);transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{background:#F3F0E7;color:var(--teal-dark);}
.nav-links a.is-active{color:var(--teal-dark);font-weight:600;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;background:var(--gold);
}
.nav-links a:focus-visible{outline:2px solid var(--clay);outline-offset:2px;}
.header-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;color:var(--teal);
  border:1px solid var(--line);background:#fff;transition:background .2s,color .2s,border-color .2s;
}
.icon-btn:hover{background:var(--teal-light);border-color:var(--teal-light);}
.icon-btn:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;
  white-space:nowrap;transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 8px 20px rgba(63,111,122,.22);}
.btn-primary:hover{background:var(--clay);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(201,105,63,.28);}
.btn-primary:active{transform:translateY(1px);}
.btn-primary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.btn-ghost{background:#fff;color:var(--teal);border-color:var(--teal);}
.btn-ghost:hover{background:var(--teal-light);color:var(--teal-dark);}
.btn-ghost:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.btn-light{background:var(--gold);color:#2A2110;}
.btn-light:hover{background:#E8B655;color:#2A2110;transform:translateY(-1px);}
.btn-light:focus-visible{outline:2px solid #fff;outline-offset:3px;}
.btn-block{width:100%;}
.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--teal);
}
.menu-toggle:hover{background:var(--teal-light);}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;z-index:110;background:rgba(47,86,96,.45);
  opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer{
  position:fixed;top:0;left:0;bottom:0;z-index:120;
  width:84vw;max-width:340px;display:flex;flex-direction:column;
  padding:22px 20px 26px;background:#fff;
  transform:translateX(-104%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  box-shadow:0 0 60px rgba(36,48,51,.22);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-2);
}
.drawer-close:hover{background:var(--mist);color:var(--teal);}
.drawer-nav{margin-top:16px;display:flex;flex-direction:column;}
.drawer-nav a{
  padding:14px 6px;font-size:16px;color:var(--ink-2);
  border-bottom:1px solid var(--line);transition:color .2s;
}
.drawer-nav a:hover{color:var(--teal-dark);}
.drawer-nav a.is-active{color:var(--teal-dark);font-weight:600;}
.drawer-cta{margin-top:auto;width:100%;}
body.drawer-open{overflow:hidden;}

/* ============ 面包屑 ============ */
.crumbs{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  max-width:var(--container);margin:0 auto;padding:22px 32px 0;
  font-size:13.5px;color:var(--ink-3);
}
.crumbs a{color:var(--ink-2);transition:color .2s;}
.crumbs a:hover{color:var(--teal);}
.crumbs em{font-style:normal;color:var(--teal);font-weight:600;}

/* ============ Hero ============ */
.page-hero{
  position:relative;padding:52px 0 78px;
  background-image:
    linear-gradient(96deg,rgba(251,248,241,.98) 0%,rgba(251,248,241,.94) 52%,rgba(251,248,241,.72) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.hero-grid{align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:var(--radius-pill);
  background:var(--gold-light);color:var(--gold-ink);
  font-size:13px;font-weight:600;letter-spacing:.04em;
}
.page-hero h1{
  margin:18px 0 18px;
  font-size:clamp(28px,3.6vw,46px);line-height:1.24;font-weight:700;letter-spacing:-.02em;
}
.page-hero h1 .hl{color:var(--teal-dark);}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:56ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:14px;color:var(--ink-2);}
.hero-trust li{display:flex;align-items:center;gap:8px;}
.hero-trust i{color:var(--gold);font-size:13px;}
.hero-figure{
  border-radius:20px;overflow:hidden;background:var(--mist);
  border:1px solid #fff;box-shadow:var(--shadow-hover);
}
.hero-figure img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;margin-top:18px;
  padding:10px 16px;border-radius:14px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);font-size:13.5px;color:var(--ink-2);
}
.hero-badge i{color:var(--clay);}

/* ============ 通用板块 ============ */
.section{padding:86px 0;}
.section--mist{background:var(--mist);}
.section-head{max-width:740px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,2.8vw,32px);line-height:1.32;font-weight:700;letter-spacing:-.01em;}
.section-head p{margin-top:14px;font-size:16px;color:var(--ink-2);}
.section-head .kicker{
  display:block;margin-bottom:12px;font-size:13px;font-weight:600;
  letter-spacing:.16em;color:var(--gold-ink);text-transform:uppercase;
}

/* ============ 卡片 ============ */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--gold-light);}
.card--media{overflow:hidden;padding:0;}
.card-media{position:relative;aspect-ratio:16/10;background:var(--mist);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.card:hover .card-media img{transform:scale(1.045);}
.card-body{padding:24px 24px 26px;}
.card-body h3{font-size:19px;line-height:1.4;font-weight:600;margin-bottom:10px;transition:color .2s;}
.card:hover .card-body h3{color:var(--teal-dark);}
.card-body p{font-size:14.8px;color:var(--ink-2);line-height:1.8;}
.chip-icon{
  width:48px;height:48px;border-radius:14px;margin-bottom:16px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--teal-light);color:var(--teal);font-size:19px;
}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--radius-pill);
  background:var(--mist);border:1px solid var(--line);
  font-size:12.5px;color:var(--ink-2);line-height:1.6;
}
.tag--gold{background:var(--gold-light);border-color:#EBD49C;color:var(--gold-ink);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}

/* ============ 三步流程 ============ */
.step-card{
  position:relative;height:100%;padding:32px 28px 30px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--gold-light);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:48px;height:32px;padding:0 14px;border-radius:var(--radius-pill);
  background:var(--gold-light);color:var(--gold-ink);
  font-size:14px;font-weight:700;letter-spacing:.08em;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.step-card h3{font-size:20px;font-weight:600;margin:18px 0 12px;}
.step-card p{font-size:15px;color:var(--ink-2);line-height:1.8;}
.step-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:14.5px;font-weight:600;color:var(--teal);
  border-bottom:2px solid var(--gold);padding-bottom:2px;
  transition:color .2s,border-color .2s;
}
.step-link:hover{color:var(--clay);border-color:var(--clay);}
.step-link:focus-visible{outline:2px solid var(--clay);outline-offset:3px;}

/* ============ 深色案例区 ============ */
.section--dark{
  position:relative;overflow:hidden;
  background:var(--teal-dark);color:#E9F1F2;
}
.section--dark::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;opacity:.55;pointer-events:none;
}
.section--dark .container{position:relative;z-index:1;}
.section--dark .section-head h2{color:#fff;}
.section--dark .section-head p{color:#B7CBcd;}
.section--dark .kicker{color:var(--gold);}
.data-card{
  height:100%;padding:28px 26px;border-radius:var(--radius);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  transition:background .22s ease,transform .22s ease,border-color .22s ease;
}
.data-card:hover{background:rgba(255,255,255,.11);transform:translateY(-3px);border-color:rgba(216,162,58,.5);}
.data-card .who{font-size:13.5px;letter-spacing:.1em;color:#9FBBBF;}
.data-num{
  font-size:34px;font-weight:700;line-height:1.15;color:var(--gold);
  margin:12px 0 10px;letter-spacing:-.01em;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.data-card p{font-size:14.5px;color:#C3D4D6;line-height:1.8;}
.dark-note{margin-top:32px;font-size:13.5px;color:#9FBBBF;}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;padding:24px 0;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--teal-dark);}
.faq-q:focus-visible{outline:2px solid var(--gold);outline-offset:4px;border-radius:6px;}
.faq-toggle{position:relative;flex:0 0 22px;width:22px;height:22px;}
.faq-toggle::before,.faq-toggle::after{
  content:"";position:absolute;border-radius:2px;background:var(--gold);
  transition:transform .26s ease,opacity .26s ease;
}
.faq-toggle::before{left:0;top:10px;width:22px;height:2px;}
.faq-toggle::after{left:10px;top:0;width:2px;height:22px;}
.faq-item.is-active .faq-toggle::after{transform:scaleY(0);opacity:0;}
.faq-a{
  display:none;margin:0 0 26px;padding:2px 0 0 18px;
  border-left:3px solid var(--gold);
  font-size:15.5px;color:var(--ink-2);line-height:1.85;max-width:80ch;
}
.faq-item.is-active .faq-a{display:block;}

/* ============ 关联频道 ============ */
.channel-links{display:flex;flex-direction:column;gap:12px;}
.channel-link{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;border-radius:14px;background:#fff;
  border:1px solid var(--line);box-shadow:0 6px 18px rgba(47,86,96,.05);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.channel-link:hover{transform:translateX(3px);border-color:var(--gold-light);box-shadow:var(--shadow);}
.channel-link strong{display:block;font-size:16px;font-weight:600;color:var(--ink);}
.channel-link small{display:block;font-size:13.5px;color:var(--ink-3);margin-top:4px;}
.channel-link i{color:var(--gold);font-size:14px;transition:transform .2s;}
.channel-link:hover i{transform:translateX(3px);}

/* ============ 开通区 ============ */
.section--cta{
  position:relative;
  background:linear-gradient(180deg,var(--teal-light) 0%,#EFF5F4 100%);
}
.section--cta::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(63,111,122,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(63,111,122,.07) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none;
}
.section--cta .container{position:relative;z-index:1;}
.cta-copy h2{font-size:clamp(24px,2.8vw,32px);line-height:1.32;font-weight:700;letter-spacing:-.01em;}
.cta-copy p{margin-top:16px;font-size:16px;color:var(--ink-2);max-width:44ch;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--ink-2);}
.cta-points i{color:var(--gold);margin-top:6px;font-size:13px;}
.open-form{padding:30px;border-radius:var(--radius);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-field{display:grid;gap:8px;}
.form-field.full{grid-column:1 / -1;}
.form-field label{font-size:13.5px;font-weight:600;color:var(--ink-2);letter-spacing:.02em;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:15px;line-height:1.6;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field textarea{min-height:104px;resize:vertical;}
.form-field input::placeholder,.form-field textarea::placeholder{color:#A9B4B6;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(216,162,58,.18);
}
.form-field input:invalid:not(:placeholder-shown){border-color:var(--clay);}
.form-actions{grid-column:1 / -1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:4px;}
.form-note{font-size:13px;color:var(--ink-3);}
.form-feedback{
  grid-column:1 / -1;display:none;padding:12px 16px;border-radius:var(--radius-sm);
  background:#EFF7EF;border:1px solid #CBE3CB;color:#3A6B3A;font-size:14px;
}
.form-feedback.is-show{display:block;}

/* ============ 页脚 ============ */
.site-footer{background:var(--teal-dark);color:#DCE7E8;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:40px;}
.site-footer .brand-mark{background:rgba(255,255,255,.12);}
.site-footer .brand-mark .arc{border-color:#BFD5D8;}
.site-footer .brand-text b{color:#fff;}
.site-footer .brand-text span{color:#8FA9AD;}
.footer-brand p{color:#AFC3C6;font-size:14.5px;line-height:1.85;margin-top:18px;max-width:36ch;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:#AFC3C6;font-size:14.5px;transition:color .2s ease;}
.footer-col a:hover{color:var(--gold);}
.footer-col a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px;}
.footer-contact strong{display:block;color:#fff;font-size:15px;font-weight:600;margin-bottom:12px;}
.footer-contact p{color:#AFC3C6;font-size:14px;line-height:1.95;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:56px;padding:22px 0 26px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:#93A9AC;
}
.to-top{color:var(--gold);display:inline-flex;align-items:center;gap:8px;transition:color .2s;}
.to-top:hover{color:#F0C976;}

/* ============ 响应式 ============ */
@media (max-width:1179px){
  .container{padding:0 28px;}
  .crumbs{padding:20px 28px 0;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-bar{min-height:66px;gap:14px;}
  .page-hero{padding:40px 0 60px;}
  .hero-figure{margin-top:34px;}
  .section{padding:68px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .crumbs{padding:16px 20px 0;font-size:13px;}
  .header-tools .btn-primary{display:none;}
  .icon-btn{width:42px;height:42px;}
  .brand-text b{font-size:15.5px;}
  .brand-text span{font-size:10px;letter-spacing:.14em;}
  .brand-mark{width:38px;height:38px;flex:0 0 38px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions{margin:24px 0 22px;}
  .form-grid{grid-template-columns:1fr;}
  .open-form{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{margin-top:38px;font-size:12.5px;}
  .faq-q{font-size:16px;padding:20px 0;}
  .faq-a{font-size:15px;}
  .data-num{font-size:29px;}
}
@media (max-width:519px){
  .page-hero h1{font-size:27px;}
  .hero-actions .btn{width:100%;}
  .hero-trust{flex-direction:column;gap:8px;}
  .btn{padding:12px 20px;font-size:14.5px;}
  .card-body{padding:20px 18px 22px;}
  .step-card{padding:26px 20px 24px;}
}

/* roulang page: category5 */
/* ========== 设计变量 ========== */
:root{
  --primary:#3F6F7A;
  --primary-dark:#2F5660;
  --primary-soft:#E8F0F2;
  --gold:#D8A23A;
  --gold-soft:#F6E7C4;
  --clay:#C9693F;
  --bg:#FBF8F1;
  --bg-alt:#F4F7F6;
  --white:#FFFFFF;
  --ink:#243033;
  --muted:#5F6F72;
  --faint:#8A9698;
  --line:#E3E8E5;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 32px rgba(47,86,96,.08);
  --shadow-hover:0 18px 42px rgba(47,86,96,.13);
  --container:1180px;
}

/* ========== reset / base ========== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto 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(--primary);text-decoration:none;transition:color .18s ease,background .18s ease,border-color .18s ease;}
a:hover{color:var(--primary-dark);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.25;letter-spacing:-0.01em;color:var(--ink);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
input,textarea,select{font-family:inherit;font-size:15px;}
::selection{background:var(--gold-soft);color:var(--ink);}

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

/* ========== 按钮 ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;min-height:46px;
  cursor:pointer;text-align:center;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(63,111,122,.22);}
.btn-primary:hover{background:var(--clay);color:#fff;transform:translateY(-1px);box-shadow:0 14px 28px rgba(201,105,63,.26);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(201,105,63,.22);}
.btn-primary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-ghost:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.btn-light{background:#fff;color:var(--primary-dark);}
.btn-light:hover{background:var(--gold-soft);color:var(--primary-dark);transform:translateY(-1px);}
.btn-light:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.text-link{color:var(--primary);font-weight:600;border-bottom:2px solid var(--gold-soft);padding-bottom:2px;text-underline-offset:4px;}
.text-link:hover{color:var(--primary-dark);border-bottom-color:var(--gold);}
.text-link:focus-visible{outline:2px solid var(--clay);outline-offset:3px;border-radius:4px;}

/* ========== 头部导航 ========== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  box-shadow:0 4px 18px rgba(47,86,96,.05);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto;}
.brand:hover{color:var(--ink);}
.brand-mark{position:relative;width:38px;height:38px;border-radius:12px;background:var(--primary-soft);flex:0 0 auto;}
.brand-mark .arc{position:absolute;left:8px;right:8px;bottom:10px;height:12px;border:2px solid var(--primary);border-bottom:0;border-radius:12px 12px 0 0;}
.brand-mark .bean{position:absolute;width:8px;height:8px;border-radius:50%;background:var(--gold);top:8px;left:10px;}
.brand-mark .bean.small{width:6px;height:6px;left:21px;top:12px;opacity:.75;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text b{font-size:16px;font-weight:700;letter-spacing:.01em;}
.brand-text span{font-size:11.5px;color:var(--faint);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 13px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--muted);
  min-height:40px;
}
.nav-links a:hover{background:#FBF1DC;color:var(--primary-dark);}
.nav-links a.is-active{color:var(--primary);font-weight:700;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--gold);border-radius:2px;
}
.nav-links a:focus-visible{outline:2px solid var(--clay);outline-offset:2px;}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--muted);
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.icon-btn:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:var(--primary-soft);}
.icon-btn:focus-visible{outline:2px solid var(--clay);outline-offset:2px;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--primary-dark);align-items:center;justify-content:center;font-size:16px;}
.menu-toggle:hover{background:var(--primary-soft);}
.menu-toggle:focus-visible{outline:2px solid var(--clay);outline-offset:2px;}

/* ========== 抽屉 ========== */
.off-canvas{width:84vw;max-width:340px;background:#fff;}
.off-canvas .drawer-inner{padding:20px;display:flex;flex-direction:column;height:100%;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-close{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;}
.drawer-close:hover{background:var(--primary-soft);color:var(--primary-dark);}
.drawer-nav{display:grid;gap:4px;margin:18px 0 0;}
.drawer-nav a{display:block;padding:12px 14px;border-radius:12px;color:var(--ink);font-size:15.5px;font-weight:500;}
.drawer-nav a:hover{background:var(--bg-alt);color:var(--primary-dark);}
.drawer-nav a.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:700;}
.drawer-cta{margin-top:auto;width:100%;}
.drawer-tip{margin:14px 0 16px;font-size:12.5px;color:var(--faint);line-height:1.7;}

/* ========== 移动底栏 ========== */
.mobile-cta{display:none;}

/* ========== 面包屑 ========== */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--faint);flex-wrap:wrap;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#C7D1CE;}
.breadcrumb .current{color:var(--primary);font-weight:600;}

/* ========== Hero ========== */
.faq-hero{position:relative;overflow:hidden;background:var(--bg-alt);border-bottom:1px solid var(--line);}
.faq-hero .hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.3;
}
.faq-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(251,248,241,.97) 0%,rgba(251,248,241,.93) 46%,rgba(244,247,246,.62) 100%);
}
.faq-hero .container{position:relative;z-index:2;padding-top:36px;padding-bottom:72px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  margin:22px 0 18px;padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--gold-soft);
  font-size:12.5px;font-weight:600;letter-spacing:.06em;color:#8A6420;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);}
.faq-hero h1{
  font-size:clamp(30px,3.5vw,48px);
  line-height:1.22;letter-spacing:-.02em;
  max-width:860px;margin:0 0 18px;
}
.faq-hero h1 em{font-style:normal;color:var(--primary);}
.hero-lead{max-width:720px;font-size:16.5px;line-height:1.85;color:var(--muted);margin:0 0 28px;}

/* 搜索 */
.faq-search{
  display:flex;align-items:center;gap:12px;
  max-width:640px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 8px 6px 20px;
  box-shadow:0 10px 26px rgba(47,86,96,.07);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(216,162,58,.18);}
.faq-search i{color:var(--gold);font-size:15px;}
.faq-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  padding:10px 0;font-size:15px;color:var(--ink);
}
.faq-search input::placeholder{color:var(--faint);}
.faq-clear{
  border:0;background:var(--bg-alt);color:var(--muted);
  border-radius:999px;padding:8px 16px;font-size:13.5px;font-weight:600;
  cursor:pointer;transition:background .18s ease,color .18s ease;min-height:38px;
}
.faq-clear:hover{background:var(--primary-soft);color:var(--primary-dark);}
.faq-clear:focus-visible{outline:2px solid var(--clay);outline-offset:2px;}
.faq-search-hint{margin:14px 0 0;font-size:13.5px;color:var(--faint);}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-trust li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;background:#fff;
  border:1px solid var(--line);font-size:13.5px;color:var(--muted);
}
.hero-trust i{color:var(--primary);font-size:13px;}

/* ========== FAQ 主体 ========== */
.faq-section{padding:88px 0 40px;background:var(--bg);}
.faq-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:44px;align-items:start;}
.faq-nav{position:sticky;top:96px;}
.faq-nav-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;box-shadow:var(--shadow);
}
.faq-nav-title{font-size:12.5px;letter-spacing:.14em;font-weight:700;color:var(--faint);margin:0 0 14px;}
.faq-nav-list{display:grid;gap:4px;}
.faq-nav-list a{
  display:flex;align-items:center;gap:9px;
  padding:10px 12px;border-radius:10px;
  font-size:14.5px;color:var(--muted);min-height:42px;
}
.faq-nav-list a:hover{background:var(--bg-alt);color:var(--primary-dark);}
.faq-nav-list a:focus-visible{outline:2px solid var(--clay);outline-offset:2px;}
.faq-nav-list .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);flex:0 0 auto;}
.faq-nav-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;line-height:1.75;color:var(--faint);}
.faq-nav-foot a{font-weight:600;}

.faq-group{margin-bottom:40px;scroll-margin-top:100px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:18px;}
.faq-index{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;
  background:var(--gold-soft);color:#8A6420;
  font-weight:700;font-size:15px;letter-spacing:.02em;
}
.faq-group-head h2{font-size:22px;margin:0 0 6px;}
.faq-group-head p{margin:0;font-size:14.5px;line-height:1.75;color:var(--muted);}

.faq-accordion{
  margin:0;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
}
.faq-accordion .accordion-item{background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .18s ease;}
.faq-accordion .accordion-item:last-child{border-bottom:0;}
.faq-accordion .accordion-item.is-active{box-shadow:inset 3px 0 0 var(--gold);}
.faq-accordion .accordion-title{
  position:relative;display:block;
  padding:20px 60px 20px 22px;
  font-size:16.5px;font-weight:600;line-height:1.6;
  color:var(--ink);background:#fff;border:0;margin:0;
  transition:color .18s ease,background .18s ease;
}
.faq-accordion .accordion-title:hover{color:var(--primary-dark);background:#FCFBF7;}
.faq-accordion .accordion-title:focus-visible{outline:2px solid var(--clay);outline-offset:-3px;}
.faq-accordion .accordion-title::before{
  content:"";position:absolute;right:24px;top:50%;
  width:14px;height:2px;background:var(--gold);
  transform:translateY(-50%);transition:background .18s ease;
}
.faq-accordion .accordion-title::after{
  content:"";position:absolute;right:30px;top:50%;
  width:2px;height:14px;background:var(--gold);
  transform:translateY(-50%);transition:transform .2s ease,opacity .2s ease;
}
.faq-accordion .accordion-item.is-active > .accordion-title{color:var(--primary-dark);}
.faq-accordion .accordion-item.is-active > .accordion-title::after{transform:translateY(-50%) rotate(90deg);opacity:0;}
.faq-accordion .accordion-content{
  display:none;padding:0 24px 22px 22px;border:0;background:#fff;
  color:var(--muted);font-size:15.5px;line-height:1.85;
}
.faq-accordion .accordion-content p{margin:0 0 .8em;}
.faq-accordion .accordion-content p:last-child{margin-bottom:0;}
.faq-accordion .accordion-content strong{color:var(--primary-dark);}
.faq-item.is-hidden{display:none;}
.faq-group.is-empty{display:none;}
.faq-empty{
  display:none;padding:40px 24px;text-align:center;
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
}
.faq-empty.is-on{display:block;}
.faq-empty i{font-size:24px;color:var(--gold);margin-bottom:10px;display:block;}

/* ========== 自查清单 ========== */
.checklist-section{background:var(--bg-alt);padding:88px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--gold);
  margin-bottom:14px;
}
.section-kicker::before{content:"";width:22px;height:2px;background:var(--gold);border-radius:2px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);margin:0 0 14px;}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.85;margin:0;}
.checklist-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.check-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.check-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--gold-soft);}
.check-card .num{
  font-variant-numeric:tabular-nums;
  font-size:12.5px;font-weight:700;color:#8A6420;
  background:var(--gold-soft);border-radius:999px;
  padding:4px 12px;align-self:flex-start;margin-bottom:16px;letter-spacing:.06em;
}
.check-card h3{font-size:17px;margin:0 0 10px;}
.check-card p{font-size:14.5px;line-height:1.8;color:var(--muted);margin:0;}
.check-card .mini{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--faint);line-height:1.7;
}

/* ========== 关联频道 ========== */
.channel-section{padding:88px 0;}
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.channel-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--gold-soft);}
.channel-card:hover h3{color:var(--primary-dark);}
.channel-card img{width:100%;height:148px;object-fit:cover;}
.channel-card .card-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.channel-card .tag{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--primary-dark);
  background:var(--primary-soft);border-radius:999px;padding:3px 11px;
}
.channel-card h3{font-size:16.5px;line-height:1.5;transition:color .18s ease;}
.channel-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0;}
.channel-card .card-link{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--primary);
}
.channel-card:focus-visible{outline:2px solid var(--clay);outline-offset:3px;}

/* ========== CTA ========== */
.cta-section{padding:0 0 96px;}
.cta-box{
  position:relative;overflow:hidden;
  background:var(--primary-soft);border-radius:26px;
  padding:56px 56px;display:grid;grid-template-columns:1.5fr 1fr;
  gap:36px;align-items:center;
}
.cta-box::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(63,111,122,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(63,111,122,.07) 1px,transparent 1px);
  background-size:30px 30px;
}
.cta-box > *{position:relative;z-index:2;}
.cta-box h2{font-size:clamp(24px,2.6vw,32px);margin:0 0 14px;}
.cta-box p{color:var(--muted);font-size:15.5px;line-height:1.85;margin:0;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-actions .btn{width:100%;}
.cta-actions .sub{font-size:13.5px;color:var(--muted);}
.cta-actions .sub a{border-bottom:2px solid var(--gold-soft);padding-bottom:2px;font-weight:600;}
.cta-actions .sub a:hover{border-bottom-color:var(--gold);}

/* ========== 弹窗表单 ========== */
.reveal{
  border-radius:20px;border:1px solid var(--line);
  padding:34px 32px 30px;box-shadow:0 30px 70px rgba(47,86,96,.22);
  max-width:520px;
}
.reveal h3{font-size:22px;margin:0 0 8px;}
.reveal .modal-lead{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0 0 22px;}
.modal-form{display:grid;gap:16px;}
.modal-form label{display:block;font-size:13.5px;font-weight:600;color:var(--primary-dark);margin-bottom:6px;}
.modal-form input,.modal-form textarea{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;color:var(--ink);outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.modal-form textarea{min-height:96px;resize:vertical;}
.modal-form input:focus,.modal-form textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 4px rgba(216,162,58,.16);
}
.modal-form .btn{width:100%;margin-top:4px;}
.reveal .close-button{color:var(--muted);top:14px;right:16px;}
.reveal .close-button:hover{color:var(--clay);}
.form-note{font-size:12.5px;color:var(--faint);margin:12px 0 0;line-height:1.7;}

/* ========== 页脚 ========== */
.site-footer{background:var(--primary-dark);color:#E9F0F0;padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer .brand{color:#fff;margin-bottom:18px;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-mark{background:rgba(255,255,255,.14);}
.site-footer .brand-mark .arc{border-color:#F6E7C4;}
.site-footer .brand-mark .bean{background:var(--gold);}
.site-footer .brand-text b{color:#fff;font-size:16px;}
.site-footer .brand-text span{color:#A9BEC1;}
.footer-brand p{font-size:14px;line-height:1.85;color:#B9CBCD;margin:0;max-width:360px;}
.site-footer h4{font-size:14px;letter-spacing:.1em;color:#fff;margin:6px 0 18px;font-weight:700;}
.site-footer ul{display:grid;gap:10px;}
.site-footer ul a{font-size:14.5px;color:#C9D8DA;display:inline-block;padding:2px 0;}
.site-footer ul a:hover{color:var(--gold);}
.site-footer a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px;}
.footer-contact strong{display:block;font-size:14px;letter-spacing:.1em;color:#fff;margin:6px 0 14px;}
.footer-contact p{font-size:14px;line-height:1.9;color:#B9CBCD;margin:0;}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:#A9BEC1;
}
.to-top{color:#C9D8DA;font-weight:600;}
.to-top:hover{color:var(--gold);}
.to-top i{margin-left:6px;font-size:12px;}

/* ========== 响应式 ========== */
@media (max-width:1023px){
  .nav-links{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .btn-primary{display:none;}
  .header-inner{height:64px;gap:12px;}
  .off-canvas{display:block;}
  .checklist-grid{grid-template-columns:repeat(2,1fr);}
  .channel-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;gap:26px;}
  .faq-nav{position:static;}
  .faq-nav-card{padding:16px;box-shadow:none;background:#fff;}
  .faq-nav-title{display:none;}
  .faq-nav-list{display:flex;overflow-x:auto;gap:8px;padding-bottom:4px;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
  .faq-nav-list::-webkit-scrollbar{display:none;}
  .faq-nav-list li{flex:0 0 auto;}
  .faq-nav-list a{white-space:nowrap;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:13.5px;min-height:40px;}
  .faq-nav-foot{display:none;}
  .mobile-cta{
    display:flex;position:fixed;left:16px;right:16px;bottom:16px;z-index:70;
  }
  .mobile-cta .btn{width:100%;box-shadow:0 14px 30px rgba(47,86,96,.28);}
  .faq-section{padding-top:64px;}
  .checklist-section,.channel-section{padding:64px 0;}
  .cta-box{grid-template-columns:1fr;padding:40px 32px;gap:26px;}
}
@media (min-width:1024px){
  .off-canvas{display:none;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .faq-hero .container{padding-top:26px;padding-bottom:52px;}
  .hero-lead{font-size:15.5px;}
  .faq-search{padding-left:16px;border-radius:20px;}
  .faq-clear{padding:8px 14px;}
  .faq-group-head{gap:12px;}
  .faq-index{width:40px;height:40px;border-radius:12px;font-size:14px;}
  .faq-group-head h2{font-size:20px;}
  .faq-accordion .accordion-title{font-size:15.5px;padding:17px 52px 17px 18px;}
  .faq-accordion .accordion-content{padding:0 18px 20px 18px;font-size:15px;}
  .checklist-grid{grid-template-columns:1fr;gap:16px;}
  .channel-grid{grid-template-columns:1fr;gap:16px;}
  .cta-box{padding:34px 22px;border-radius:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-bottom{margin-top:34px;font-size:12.5px;}
}
@media (max-width:520px){
  .brand-text b{font-size:14.5px;}
  .brand-text span{font-size:10.5px;letter-spacing:.1em;}
  .faq-hero h1{font-size:28px;}
  .hero-trust li{font-size:12.5px;padding:7px 13px;}
  .footer-grid{grid-template-columns:1fr;}
  .reveal{padding:28px 20px 24px;}
  body{padding-bottom:78px;}
}