/* roulang page: index */
:root{
  --ink:#0B0E13;
  --ink-2:#161B22;
  --paper:#F7F6F2;
  --paper-2:#EFEEE8;
  --primary:#0E9F8A;
  --primary-dark:#0B7F70;
  --accent:#F26B38;
  --accent-dark:#D95428;
  --line:#E4E2DA;
  --text-1:#0B0E13;
  --text-2:#4A4F57;
  --text-3:#7A8088;
  --success:#2F9E68;
  --warning:#D99A2B;
  --error:#D64545;
  --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --r-card:16px;
  --r-lg:24px;
  --shadow-1:0 1px 2px rgba(11,14,19,.04),0 8px 24px rgba(11,14,19,.06);
  --shadow-2:0 16px 40px rgba(11,14,19,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:1rem;
  line-height:1.8;
  color:var(--text-1);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
body.nav-open{overflow:hidden}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1280px){.container{max-width:1280px}}
.section{padding:64px 0}
@media(min-width:768px){.section{padding:88px 0}}
@media(min-width:1024px){.section{padding:112px 0}}
.display{font-family:var(--font-display);letter-spacing:-.02em}
.h1{font-family:var(--font-display);font-size:clamp(2.25rem,5.5vw,4.5rem);line-height:1.16;letter-spacing:-.02em;font-weight:700}
.h2{font-family:var(--font-display);font-size:clamp(1.75rem,3.2vw,2.75rem);line-height:1.25;letter-spacing:-.02em;font-weight:700}
.h3{font-family:var(--font-display);font-size:1.25rem;line-height:1.4;font-weight:700}
.h4{font-size:1rem;line-height:1.5;font-weight:600}
.lead{color:var(--text-2);font-size:1.0625rem;line-height:1.9}
.meta{font-size:.8125rem;color:var(--text-3);font-variant-numeric:tabular-nums}
.num{font-variant-numeric:tabular-nums}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8125rem;font-weight:600;letter-spacing:.06em;color:var(--primary)}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--primary);display:inline-block}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;color:#F7F6F2;transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);border-bottom:1px solid transparent}
.site-header.is-solid{background:rgba(247,246,242,.97);color:var(--text-1);border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(11,14,19,.05)}
body.nav-open .site-header{color:var(--text-1)}
.nav-inner{position:relative;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:72px;gap:16px}
.nav-side{display:flex;align-items:center;gap:26px}
.nav-side.nav-right{justify-content:flex-end}
.nav-link{position:relative;font-size:.9375rem;font-weight:500;padding:6px 0;white-space:nowrap;transition:color .16s var(--ease)}
.nav-link::after{content:"";position:absolute;left:50%;right:50%;bottom:0;height:2px;border-radius:2px;background:var(--primary);transition:left .24s var(--ease),right .24s var(--ease)}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after,.nav-link.active::after{left:0;right:0}
.nav-link.active{font-weight:600}
.nav-link:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25);border-radius:4px}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.0625rem;letter-spacing:-.01em;white-space:nowrap;justify-self:center}
.brand-mark{position:relative;width:22px;height:22px;border-radius:50%;background:conic-gradient(from 210deg,var(--primary),var(--accent),var(--primary));flex:none}
.brand-mark::after{content:"";position:absolute;inset:7px;border-radius:50%;background:var(--paper)}
.site-header:not(.is-solid) .brand-mark::after{background:var(--ink)}
.nav-toggle{display:none;position:absolute;left:0;top:50%;transform:translateY(-50%);width:42px;height:42px;border:1px solid rgba(127,127,127,.35);border-radius:10px;background:transparent;align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;color:inherit;transition:background .16s var(--ease)}
.nav-toggle:hover{background:rgba(127,127,127,.12)}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;transition:transform .24s var(--ease),opacity .16s var(--ease)}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{position:fixed;inset:0;z-index:55;background:var(--paper);padding:92px 20px 40px;display:flex;flex-direction:column;gap:2px;opacity:0;visibility:hidden;transform:translateY(-12px);transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s}
.mobile-panel.open{opacity:1;visibility:visible;transform:none}
.mobile-panel a.m-link{display:block;padding:16px 4px;font-size:1.0625rem;font-weight:500;border-bottom:1px solid var(--line)}
.mobile-panel a.m-link.active{color:var(--primary);font-weight:600}
.mobile-panel .btn{margin-top:20px;width:100%;justify-content:center}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:13px 26px;font-size:.9375rem;font-weight:600;cursor:pointer;transition:transform .16s var(--ease),background .16s var(--ease),color .16s var(--ease),box-shadow .24s var(--ease),border-color .16s var(--ease)}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(14,159,138,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text-1)}
.btn-ghost:hover{background:var(--paper-2)}
.btn-sm{padding:9px 18px;font-size:.875rem}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(242,107,56,.28)}
.btn-disabled,.btn[disabled]{opacity:.4;pointer-events:none}
.btn .arrow{transition:transform .2s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:.875rem;font-weight:600;border-bottom:1px solid transparent;transition:border-color .16s var(--ease),color .16s var(--ease)}
.link-arrow:hover{border-bottom-color:var(--primary)}
.link-arrow:hover span{transform:translateX(4px)}
.link-arrow span{transition:transform .2s var(--ease)}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 12px;font-size:.75rem;font-weight:600;line-height:1.6}
.badge-primary{background:rgba(14,159,138,.10);color:var(--primary-dark)}
.badge-accent{background:rgba(242,107,56,.12);color:var(--accent-dark)}
.badge-muted{background:var(--paper-2);color:var(--text-2)}
.badge-rec{background:var(--accent);color:#fff}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--ink);color:#F7F6F2;overflow:hidden;padding:136px 0 84px}
@media(min-width:768px){.hero{padding:160px 0 104px}}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:
  radial-gradient(1.6px 1.6px at 11% 20%, rgba(255,255,255,.55), transparent 60%),
  radial-gradient(1px 1px at 24% 62%, rgba(255,255,255,.40), transparent 60%),
  radial-gradient(1.4px 1.4px at 38% 30%, rgba(255,255,255,.32), transparent 60%),
  radial-gradient(1px 1px at 52% 78%, rgba(255,255,255,.30), transparent 60%),
  radial-gradient(1.2px 1.2px at 68% 22%, rgba(255,255,255,.38), transparent 60%),
  radial-gradient(1px 1px at 81% 58%, rgba(255,255,255,.30), transparent 60%),
  radial-gradient(1.6px 1.6px at 92% 34%, rgba(255,255,255,.42), transparent 60%),
  radial-gradient(1px 1px at 6% 84%, rgba(255,255,255,.24), transparent 60%);}
.hero::after{content:"";position:absolute;width:680px;height:680px;right:-220px;top:-260px;border-radius:50%;background:radial-gradient(circle,rgba(14,159,138,.30),rgba(14,159,138,0) 65%);pointer-events:none}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:52px;align-items:center}
@media(max-width:1023px){.hero-grid{grid-template-columns:1fr;gap:40px}}
.hero-copy>*{animation:fadeUp .64s var(--ease) both}
.hero-copy>*:nth-child(1){animation-delay:.04s}
.hero-copy>*:nth-child(2){animation-delay:.10s}
.hero-copy>*:nth-child(3){animation-delay:.16s}
.hero-copy>*:nth-child(4){animation-delay:.22s}
.hero-copy>*:nth-child(5){animation-delay:.28s}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.hero .eyebrow{color:#5FD6C4}
.hero .eyebrow::before{background:#5FD6C4}
.hero .h1{color:#fff;margin:18px 0 20px}
.hero .h1 em{font-style:normal;color:#5FD6C4}
.hero-sub{color:rgba(247,246,242,.76);font-size:1.0625rem;line-height:1.9;max-width:44em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.tagchip{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:7px 14px;font-size:.8125rem;color:rgba(247,246,242,.82)}
.tagchip i{width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/5;border:1px solid rgba(255,255,255,.12);background:var(--ink-2)}
.hero-visual img{width:100%;height:100%;object-fit:cover;animation:heroImg 1s var(--ease) both}
@keyframes heroImg{from{opacity:0;transform:scale(1.04)}to{opacity:1;transform:none}}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,14,19,.10) 0%,rgba(11,14,19,.62) 100%)}
.hero-badge{position:absolute;left:20px;right:20px;bottom:20px;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:14px;padding:14px 16px;background:rgba(11,14,19,.72);border:1px solid rgba(255,255,255,.14)}
.hero-badge .hb-label{font-size:.75rem;color:rgba(247,246,242,.62)}
.hero-badge .hb-value{font-family:var(--font-display);font-size:1.0625rem;color:#fff}

/* ---------- stats ---------- */
.stats-band{background:#fff;border-bottom:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:30px 26px;border-left:1px solid var(--line)}
.stat:first-child{border-left:none;padding-left:0}
.stat .s-num{font-family:var(--font-display);font-size:clamp(1.75rem,3vw,2.25rem);line-height:1.2;font-weight:700;color:var(--text-1);font-variant-numeric:tabular-nums}
.stat .s-num span{font-size:.875rem;color:var(--text-3);margin-left:6px;font-family:var(--font-body);font-weight:500}
.stat .s-label{margin-top:6px;font-size:.875rem;color:var(--text-2)}
@media(max-width:767px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{padding:22px 18px;border-left:1px solid var(--line)}
  .stat:nth-child(odd){border-left:none;padding-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
}

/* ---------- generic section head ---------- */
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.section-head .lead{margin-top:14px;max-width:52em}
.section-alt{background:var(--paper-2)}

/* ---------- timeline ---------- */
.tl-wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:52px;align-items:start}
@media(max-width:1023px){.tl-wrap{grid-template-columns:1fr;gap:36px}}
.tl-sticky{position:sticky;top:104px}
@media(max-width:1023px){.tl-sticky{position:static}}
.timeline{position:relative;padding-left:32px}
.timeline::before{content:"";position:absolute;left:5px;top:10px;bottom:14px;width:1px;background:var(--line)}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-32px;top:8px;width:12px;height:12px;border-radius:50%;border:2px solid var(--primary);background:var(--paper)}
.tl-item.is-active .tl-dot{animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(14,159,138,.45)}70%{box-shadow:0 0 0 10px rgba(14,159,138,0)}100%{box-shadow:0 0 0 0 rgba(14,159,138,0)}}
.tl-time{font-size:.8125rem;font-weight:700;color:var(--primary-dark);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.tl-title{margin-top:4px;font-family:var(--font-display);font-size:1.125rem;font-weight:700;line-height:1.5}
.tl-desc{margin-top:6px;color:var(--text-2);font-size:.9375rem;line-height:1.85}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.tl-card{display:flex;gap:16px;align-items:flex-start}
.tl-thumb{flex:none;width:92px;height:92px;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.tl-thumb img{width:100%;height:100%;object-fit:cover}
@media(max-width:519px){.tl-thumb{display:none}}

/* ---------- highlights ---------- */
.hl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.hl-feature{grid-column:span 2;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;display:grid;grid-template-columns:1.05fr 1fr;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.hl-feature:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.hl-feature .hl-img{position:relative;min-height:280px}
.hl-feature .hl-img img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .36s var(--ease)}
.hl-feature:hover .hl-img img{transform:scale(1.03)}
.hl-feature .hl-body{padding:30px;display:flex;flex-direction:column;gap:14px;justify-content:center}
.hl-col{display:grid;gap:24px}
.hl-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;display:flex;gap:16px;align-items:flex-start;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.hl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.hl-avatar{flex:none;width:54px;height:54px;border-radius:50%;overflow:hidden;border:1px solid var(--line)}
.hl-avatar img{width:100%;height:100%;object-fit:cover}
.hl-name{font-family:var(--font-display);font-size:1.0625rem;font-weight:700}
.hl-role{font-size:.8125rem;color:var(--text-3);margin-top:2px}
.hl-text{margin-top:8px;font-size:.9375rem;color:var(--text-2);line-height:1.85}
@media(max-width:1023px){
  .hl-grid{grid-template-columns:1fr}
  .hl-feature{grid-column:span 1;grid-template-columns:1fr}
  .hl-feature .hl-img{min-height:220px}
  .hl-col{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){.hl-col{grid-template-columns:1fr}}

/* ---------- ticket matrix ---------- */
.matrix-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.matrix{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.matrix>.m-cell{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px;font-size:.9375rem;color:var(--text-2);line-height:1.7}
.matrix>.m-cell.m-label{font-weight:600;color:var(--text-1);background:var(--paper)}
.matrix>.m-cell.m-hi{background:rgba(14,159,138,.055)}
.matrix>.m-head{background:var(--ink);color:#fff;font-family:var(--font-display);font-weight:700;font-size:1rem;border-bottom-color:rgba(255,255,255,.12);padding-top:20px;padding-bottom:20px}
.matrix>.m-head.m-label{background:var(--ink-2);color:rgba(247,246,242,.7);font-family:var(--font-body);font-size:.8125rem;font-weight:600;letter-spacing:.06em}
.matrix>.m-head.m-hi{background:var(--primary-dark)}
.matrix>.m-cell:nth-last-child(-n+4){border-bottom:none}
.matrix>.m-cell.m-cta{justify-content:center;padding:20px}
.m-cell .ok{color:var(--success);font-weight:600}
.m-cell .no{color:var(--text-3)}
.m-price{font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--text-1)}
.m-price small{display:block;font-family:var(--font-body);font-size:.75rem;font-weight:500;color:var(--text-3);margin-top:2px}
.m-head .badge-rec{margin-left:8px}
@media(max-width:767px){
  .matrix{min-width:720px;grid-template-columns:150px repeat(3,minmax(170px,1fr))}
  .matrix-scroll{margin:0 -20px;padding:0 20px 8px}
}
.matrix-hint{margin-top:14px;font-size:.8125rem;color:var(--text-3)}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:1023px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:639px){.news-grid{grid-template-columns:1fr}}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;display:flex;flex-direction:column;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.news-thumb{display:block;aspect-ratio:16/9;background:var(--paper-2);overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .36s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-title{font-family:var(--font-display);font-size:1.125rem;line-height:1.5;font-weight:700}
.news-title a:hover{color:var(--primary)}
.news-sum{font-size:.9375rem;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line)}
.news-empty{grid-column:1/-1;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;color:var(--text-2)}
.empty-icon{width:52px;height:52px;border-radius:50%;background:var(--paper-2);position:relative}
.empty-icon::before,.empty-icon::after{content:"";position:absolute;background:var(--text-3);opacity:.5}
.empty-icon::before{width:20px;height:1.5px;left:16px;top:25px;box-shadow:0 6px 0 var(--text-3)}
.empty-icon::after{display:none}

/* ---------- CTA form ---------- */
.cta-band{background:var(--ink);color:#F7F6F2;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:
  radial-gradient(1.4px 1.4px at 16% 30%, rgba(255,255,255,.42), transparent 60%),
  radial-gradient(1px 1px at 44% 72%, rgba(255,255,255,.28), transparent 60%),
  radial-gradient(1.4px 1.4px at 72% 24%, rgba(255,255,255,.34), transparent 60%),
  radial-gradient(1px 1px at 88% 66%, rgba(255,255,255,.24), transparent 60%);}
.cta-band .container{position:relative;z-index:1}
.cta-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:52px;align-items:start}
@media(max-width:1023px){.cta-grid{grid-template-columns:1fr;gap:36px}}
.cta-band .h2{color:#fff}
.cta-band .lead{color:rgba(247,246,242,.72)}
.cta-points{margin-top:26px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:.9375rem;color:rgba(247,246,242,.8)}
.cta-points li::before{content:"";flex:none;width:6px;height:6px;border-radius:50%;background:var(--primary);margin-top:11px}
.form-card{background:var(--paper);color:var(--text-1);border-radius:var(--r-lg);padding:30px;border:1px solid rgba(255,255,255,.10)}
@media(min-width:768px){.form-card{padding:36px}}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field.full{grid-column:1/-1}
@media(max-width:639px){.form-grid{grid-template-columns:1fr}}
.form-field label{font-size:.875rem;font-weight:600;color:var(--text-1)}
.form-field label .req{color:var(--accent);margin-left:4px}
.form-field input,.form-field select{height:48px;border-radius:10px;border:1px solid var(--line);background:#fff;padding:0 14px;font-size:.9375rem;transition:border-color .16s var(--ease),box-shadow .16s var(--ease)}
.form-field input:focus,.form-field select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,159,138,.25)}
.form-field input.is-invalid,.form-field select.is-invalid{border-color:var(--error)}
.form-help{font-size:.8125rem;color:var(--text-3)}
.form-err{display:none;font-size:.8125rem;color:var(--error)}
.form-check{display:flex;gap:10px;align-items:flex-start;grid-column:1/-1;font-size:.875rem;color:var(--text-2)}
.form-check input{width:18px;height:18px;margin-top:3px;accent-color:var(--primary);flex:none}
.form-submit{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:4px}
.form-note{font-size:.8125rem;color:var(--text-3);flex:1;min-width:180px}
.form-success{display:none;margin-top:18px;border-radius:12px;padding:14px 16px;background:rgba(47,158,104,.10);border:1px solid rgba(47,158,104,.28);color:#1F6E48;font-size:.9375rem}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:transparent;border:0;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 8px;cursor:pointer;font-family:var(--font-display);font-size:1.0625rem;font-weight:700;line-height:1.6;transition:background .16s var(--ease),color .16s var(--ease)}
.faq-q:hover{background:var(--paper-2)}
.faq-q:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25)}
.faq-icon{position:relative;flex:none;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);transition:background .2s var(--ease),border-color .2s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--text-1);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease),background .2s var(--ease)}
.faq-icon::before{width:11px;height:1.6px;left:6.2px;top:11.2px}
.faq-icon::after{width:1.6px;height:11px;left:11.2px;top:6.2px}
.faq-item.open .faq-icon{background:var(--primary);border-color:var(--primary)}
.faq-item.open .faq-icon::before,.faq-item.open .faq-icon::after{background:#fff}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
.faq-item.open .faq-a{max-height:420px}
.faq-a-inner{padding:0 8px 24px;color:var(--text-2);font-size:.9375rem;line-height:1.9;max-width:62em}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(247,246,242,.72);padding:68px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
@media(max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:639px){.footer-grid{grid-template-columns:1fr;gap:28px}}
.footer-brand p{margin-top:16px;font-size:.9375rem;line-height:1.85;color:rgba(247,246,242,.6);max-width:32em}
.brand-footer{color:#fff;justify-self:start}
.brand-footer .brand-mark::after{background:var(--ink)}
.footer-col h4{color:#fff;font-size:.9375rem;font-weight:600;margin-bottom:16px;font-family:var(--font-display);letter-spacing:.01em}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:.9375rem;color:rgba(247,246,242,.66);transition:color .16s var(--ease)}
.footer-col a:hover{color:#5FD6C4}
.footer-bar{margin-top:52px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.8125rem;color:rgba(247,246,242,.48)}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
    --ink:#0B0E13;
    --ink-2:#161B22;
    --paper:#F7F6F2;
    --paper-2:#EFEEE8;
    --primary:#0E9F8A;
    --primary-dark:#0B7F70;
    --primary-soft:#3FD0B6;
    --accent:#F26B38;
    --accent-dark:#D95428;
    --line:#E4E2DA;
    --text-1:#0B0E13;
    --text-2:#4A4F57;
    --text-3:#7A8088;
    --success:#2F9E68;
    --warning:#D99A2B;
    --error:#D64545;
    --radius-card:16px;
    --radius-lg:24px;
    --shadow-card:0 1px 2px rgba(11,14,19,.04), 0 8px 24px rgba(11,14,19,.06);
    --shadow-hover:0 16px 40px rgba(11,14,19,.10);
    --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
    --font-sans:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    --ease:cubic-bezier(.2,.8,.2,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--text-1);
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  body.no-scroll{overflow:hidden}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button,input,select,textarea{font:inherit;color:inherit}
  h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;letter-spacing:-.01em;margin:0}
  p{margin:0}
  ul,ol{margin:0}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
  @media (min-width:1280px){.container{max-width:1280px}}
  .num{font-variant-numeric:tabular-nums}

  /* ---------- header ---------- */
  .site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding:16px 0;background:transparent;border-bottom:1px solid transparent;transition:background-color .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease),padding .24s var(--ease)}
  .site-header.is-scrolled{background:rgba(247,246,242,.97);border-bottom-color:var(--line);box-shadow:0 1px 2px rgba(11,14,19,.04);padding:10px 0}
  .header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;position:relative}
  .nav-side{display:flex;align-items:center;gap:26px}
  .nav-left{justify-content:flex-start}
  .nav-right{justify-content:flex-end}
  .brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:1.125rem;font-weight:700;color:#fff;white-space:nowrap;transition:color .24s var(--ease)}
  .brand-mark{width:12px;height:12px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(14,159,138,.20);flex:0 0 auto}
  .nav-link{position:relative;font-size:.9375rem;color:rgba(255,255,255,.82);padding:6px 2px;transition:color .16s var(--ease)}
  .nav-link::after{content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;background:var(--primary);transform:translateX(-50%);transition:width .24s var(--ease)}
  .nav-link:hover,.nav-link:focus-visible{color:#fff}
  .nav-link:hover::after,.nav-link:focus-visible::after{width:100%}
  .nav-link.active{color:#fff;font-weight:600}
  .nav-link.active::after{width:100%}
  .is-scrolled .nav-link{color:var(--text-2)}
  .is-scrolled .nav-link:hover,.is-scrolled .nav-link.active{color:var(--text-1)}
  .is-scrolled .brand{color:var(--text-1)}
  .is-scrolled .brand-mark{box-shadow:0 0 0 4px rgba(14,159,138,.14)}
  .menu-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.24);background:transparent;align-items:center;justify-content:center;cursor:pointer}
  .menu-toggle span{display:block;width:18px;height:2px;background:#fff;position:relative}
  .menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff}
  .menu-toggle span::before{top:-6px}
  .menu-toggle span::after{top:6px}
  .is-scrolled .menu-toggle{border-color:var(--line)}
  .is-scrolled .menu-toggle span,.is-scrolled .menu-toggle span::before,.is-scrolled .menu-toggle span::after{background:var(--text-1)}
  .mobile-panel{position:fixed;left:0;right:0;top:0;bottom:0;background:var(--paper);z-index:55;padding:96px 24px 40px;overflow-y:auto;opacity:0;transform:translateY(-10px);pointer-events:none;transition:opacity .24s var(--ease),transform .24s var(--ease)}
  .mobile-panel.is-open{opacity:1;transform:none;pointer-events:auto}
  .mobile-panel .mobile-link{display:block;padding:16px 0;border-bottom:1px solid var(--line);font-size:1.0625rem;color:var(--text-1)}
  .mobile-panel .mobile-link.active{color:var(--primary);font-weight:600}
  .mobile-panel .btn{width:100%;margin-top:24px}

  /* ---------- buttons ---------- */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:14px 28px;font-size:.9375rem;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .16s var(--ease),background-color .16s var(--ease),box-shadow .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease)}
  .btn:disabled{opacity:.4;cursor:not-allowed}
  .btn-primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px rgba(11,14,19,.06),0 8px 24px rgba(14,159,138,.18)}
  .btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 16px 40px rgba(11,14,19,.12)}
  .btn-primary:active{transform:translateY(0)}
  .btn-ghost{background:transparent;border-color:rgba(255,255,255,.28);color:#fff}
  .btn-ghost:hover{background:rgba(255,255,255,.10)}
  .btn-outline{background:transparent;border-color:var(--line);color:var(--text-1);border-radius:10px}
  .btn-outline:hover{background:var(--paper-2)}
  .btn-sm{padding:10px 20px;font-size:.875rem}
  .btn-lg{padding:16px 34px;font-size:1rem}
  .btn .arrow{transition:transform .16s var(--ease)}
  .btn:hover .arrow{transform:translateX(4px)}
  :focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25)}

  /* ---------- article hero ---------- */
  .article-hero{position:relative;background:var(--ink);color:#fff;padding:158px 0 72px;overflow:hidden}
  .article-hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.30}
  .article-hero::after{content:"";position:absolute;inset:0;background:
    radial-gradient(1.5px 1.5px at 12% 26%,rgba(255,255,255,.75),transparent 60%),
    radial-gradient(1.5px 1.5px at 68% 14%,rgba(255,255,255,.55),transparent 60%),
    radial-gradient(1.5px 1.5px at 84% 62%,rgba(63,208,182,.7),transparent 60%),
    radial-gradient(1.5px 1.5px at 32% 78%,rgba(255,255,255,.45),transparent 60%);
    pointer-events:none}
  .article-hero .container{position:relative;z-index:2}
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.8125rem;color:rgba(255,255,255,.62)}
  .breadcrumb a{transition:color .16s var(--ease)}
  .breadcrumb a:hover{color:#fff}
  .breadcrumb .sep{opacity:.5}
  .breadcrumb .current{color:rgba(255,255,255,.86);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .article-head{margin-top:22px;max-width:920px}
  .article-head h1{
    font-size:clamp(1.9rem,4vw,3rem);
    line-height:1.3;
    letter-spacing:-.02em;
    max-width:19em;
    margin:0 0 22px;
  }
  .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:.8125rem;color:rgba(255,255,255,.66);font-variant-numeric:tabular-nums}
  .badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:.75rem;font-weight:600;letter-spacing:.02em;background:rgba(14,159,138,.12);color:var(--primary);border:1px solid rgba(14,159,138,.26)}
  .badge-on-dark{background:rgba(63,208,182,.16);color:#8AEBD9;border-color:rgba(63,208,182,.34)}
  .dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.45;display:inline-block}

  /* ---------- layout ---------- */
  .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;padding:64px 0 24px}
  .article-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px 48px;box-shadow:var(--shadow-card);min-width:0}
  .article-body{max-width:820px;color:var(--text-2);font-size:1rem;line-height:1.9}
  .article-body>*+*{margin-top:1.25em}
  .article-body h2{font-size:clamp(1.35rem,2.3vw,1.75rem);line-height:1.45;color:var(--text-1);margin-top:48px;margin-bottom:16px;letter-spacing:-.01em}
  .article-body h3{font-size:1.25rem;line-height:1.5;color:var(--text-1);margin-top:32px;margin-bottom:12px}
  .article-body h4{font-size:1rem;color:var(--text-1);margin-top:24px;margin-bottom:10px}
  .article-body p{color:var(--text-2)}
  .article-body a{color:var(--primary);border-bottom:1px solid rgba(14,159,138,.35);transition:color .16s var(--ease),border-color .16s var(--ease)}
  .article-body a:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}
  .article-body ul,.article-body ol{padding-left:1.4em;color:var(--text-2)}
  .article-body li+li{margin-top:.5em}
  .article-body img{border-radius:12px;width:100%;height:auto;margin:24px 0}
  .article-body blockquote{margin:24px 0;border-left:3px solid var(--primary);background:var(--paper-2);padding:16px 22px;border-radius:0 12px 12px 0;color:var(--text-2)}
  .article-body blockquote p{margin:0}
  .article-body table{width:100%;border-collapse:collapse;display:block;overflow-x:auto;margin:24px 0;font-size:.9375rem}
  .article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
  .article-body th{background:var(--paper-2);color:var(--text-1);font-weight:600}
  .article-body pre{background:var(--ink);color:#E8E6E0;padding:18px;border-radius:12px;overflow-x:auto;font-size:.875rem;line-height:1.7}
  .article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em}
  .article-body hr{border:none;border-top:1px solid var(--line);margin:40px 0}
  .article-body strong{color:var(--text-1)}

  .back-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line)}

  .empty-state{border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--paper-2);padding:56px 32px;text-align:center}
  .empty-state .empty-icon{width:56px;height:56px;border-radius:50%;background:rgba(14,159,138,.12);color:var(--primary);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:1.5rem;font-weight:700;font-family:var(--font-serif)}
  .empty-state h3{font-size:1.125rem;margin-bottom:10px;color:var(--text-1)}
  .empty-state p{color:var(--text-3);font-size:.9375rem;margin-bottom:24px}

  /* ---------- sidebar ---------- */
  .sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;min-width:0}
  .side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:0 1px 2px rgba(11,14,19,.03)}
  .side-card h3{font-size:1rem;margin-bottom:16px;color:var(--text-1);display:flex;align-items:center;gap:8px}
  .side-card h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}
  .side-list{list-style:none;padding:0;display:flex;flex-direction:column}
  .side-list li+li{border-top:1px solid var(--line)}
  .side-list a{display:block;padding:14px 0}
  .side-list a:hover .side-title{color:var(--primary)}
  .side-title{font-size:.9375rem;color:var(--text-1);line-height:1.6;transition:color .16s var(--ease);display:block}
  .side-meta{font-size:.75rem;color:var(--text-3);margin-top:6px;display:block;font-variant-numeric:tabular-nums}
  .side-note{font-size:.875rem;color:var(--text-3);line-height:1.85}
  .side-cta{background:var(--ink);color:#fff;border-color:var(--ink)}
  .side-cta h3{color:#fff}
  .side-cta p{font-size:.875rem;color:rgba(255,255,255,.68);line-height:1.85;margin-bottom:18px}
  .side-cta .btn{width:100%}

  /* ---------- related ---------- */
  .section{padding:88px 0}
  .section-head{max-width:720px;margin-bottom:40px}
  .section-head .eyebrow{display:inline-block;font-size:.8125rem;font-weight:600;letter-spacing:.12em;color:var(--primary);text-transform:uppercase;margin-bottom:12px}
  .section-head h2{font-size:clamp(1.6rem,3vw,2.4rem);line-height:1.35;margin-bottom:14px}
  .section-head p{color:var(--text-2);font-size:1rem;line-height:1.85}
  .related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
  .card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
  .card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
  .card-media{aspect-ratio:16/9;overflow:hidden;background:var(--paper-2)}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .36s var(--ease)}
  .card:hover .card-media img{transform:scale(1.03)}
  .card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
  .card-body h3{font-size:1.0625rem;line-height:1.55;color:var(--text-1)}
  .card-excerpt{font-size:.9375rem;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.8125rem;color:var(--text-3);font-variant-numeric:tabular-nums}
  .card-foot .more{color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:4px}
  .card-foot .more .arrow{transition:transform .16s var(--ease)}
  .card:hover .card-foot .more .arrow{transform:translateX(4px)}

  /* ---------- cta ---------- */
  .cta-band{position:relative;overflow:hidden;background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;box-shadow:var(--shadow-card)}
  .cta-band::after{content:"";position:absolute;inset:0;background:
    radial-gradient(1.5px 1.5px at 18% 30%,rgba(255,255,255,.6),transparent 60%),
    radial-gradient(1.5px 1.5px at 76% 72%,rgba(63,208,182,.6),transparent 60%);
    pointer-events:none}
  .cta-band .cta-copy{position:relative;z-index:2;max-width:560px}
  .cta-band h2{font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.4;margin-bottom:12px;color:#fff}
  .cta-band p{color:rgba(255,255,255,.70);font-size:.9375rem;line-height:1.85}
  .cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px}

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:76px 0 0}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
  .footer-brand .brand{color:#fff}
  .footer-brand p{margin-top:18px;font-size:.875rem;line-height:1.9;color:rgba(255,255,255,.60);max-width:34ch}
  .footer-col h4{color:#fff;font-size:.9375rem;margin-bottom:18px;font-family:var(--font-serif);font-weight:600}
  .footer-col ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:11px}
  .footer-col a{font-size:.875rem;color:rgba(255,255,255,.68);transition:color .16s var(--ease)}
  .footer-col a:hover{color:var(--primary-soft)}
  .footer-bar{margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:24px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.8125rem;color:rgba(255,255,255,.50)}

  /* ---------- responsive ---------- */
  @media (max-width:1023px){
    .header-inner{display:flex;align-items:center;justify-content:space-between}
    .nav-left{display:none}
    .nav-right .nav-link{display:none}
    .nav-right{gap:12px}
    .brand-header{position:absolute;left:50%;transform:translateX(-50%)}
    .menu-toggle{display:inline-flex}
    .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;padding:48px 0 16px}
    .sidebar{position:static}
    .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
    .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px}
  }
  @media (max-width:767px){
    .section{padding:64px 0}
    .article-hero{padding:132px 0 56px}
    .article-main{padding:28px 22px;border-radius:var(--radius-card)}
    .cta-band{padding:32px 24px}
    .brand{font-size:1rem}
  }
  @media (max-width:639px){
    .related-grid{grid-template-columns:minmax(0,1fr)}
    .footer-grid{grid-template-columns:minmax(0,1fr)}
    .article-head h1{font-size:clamp(1.65rem,7vw,2.1rem)}
    .meta-row{gap:10px}
    .breadcrumb .current{white-space:normal}
    .btn{width:100%}
    .btn.btn-inline{width:auto}
    .cta-actions{width:100%}
    .back-links .btn{width:100%}
    .nav-right .btn{width:auto}
  }
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    *{transition:none!important;animation:none!important}
    .card:hover{transform:none}
  }

/* roulang page: category1 */
:root{
  --ink:#0B0E13;
  --ink-2:#161B22;
  --paper:#F7F6F2;
  --paper-2:#EFEEE8;
  --primary:#0E9F8A;
  --primary-dark:#0B7F70;
  --accent:#F26B38;
  --accent-dark:#D95428;
  --line:#E4E2DA;
  --text-1:#0B0E13;
  --text-2:#4A4F57;
  --text-3:#7A8088;
  --success:#2F9E68;
  --warning:#D99A2B;
  --error:#D64545;
  --radius-card:16px;
  --radius-lg:24px;
  --radius-btn:999px;
  --radius-input:10px;
  --shadow-card:0 1px 2px rgba(11,14,19,.04),0 8px 24px rgba(11,14,19,.06);
  --shadow-card-hover:0 16px 40px rgba(11,14,19,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
  --header-h:72px;
  --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"Inter","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:1rem;
  line-height:1.8;
  color:var(--text-1);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.nav-locked{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;line-height:1.3}
h1{font-size:clamp(2.25rem,5.5vw,4rem)}
h2{font-size:clamp(1.75rem,3.2vw,2.6rem)}
h3{font-size:1.25rem;line-height:1.5}
h4{font-size:1rem;line-height:1.55}
p{margin:0}
button{font:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1280px){.container{max-width:1240px}}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:transparent;
  transition:background .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(247,246,242,.96);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(11,14,19,.02),0 6px 20px rgba(11,14,19,.05);
}
.nav-wrap{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  min-height:var(--header-h);
}
.nav-side{display:flex;align-items:center;gap:26px}
.nav-right{gap:22px}
.nav-link{
  position:relative;
  font-size:.9375rem;
  color:rgba(255,255,255,.82);
  padding:6px 0;
  transition:color .2s var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;
  background:var(--primary);border-radius:2px;
  transition:width .24s var(--ease),left .24s var(--ease);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after,.nav-link.active::after{width:100%;left:0}
.nav-link.active{color:#fff;font-weight:600}
.site-header.is-scrolled .nav-link{color:var(--text-2)}
.site-header.is-scrolled .nav-link:hover{color:var(--primary-dark)}
.site-header.is-scrolled .nav-link.active{color:var(--text-1)}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-display);
  font-weight:600;
  letter-spacing:-.01em;
}
.brand-center{
  position:absolute;left:50%;transform:translateX(-50%);
  white-space:nowrap;
}
.brand-text{font-size:1.0625rem;color:#fff;transition:color .24s var(--ease)}
.site-header.is-scrolled .brand-text{color:var(--text-1)}
.brand-mark{
  width:12px;height:12px;flex:none;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(14,159,138,.22);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:.9375rem;font-weight:600;
  padding:12px 22px;border-radius:var(--radius-btn);
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-sm{padding:9px 18px;font-size:.875rem}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(14,159,138,.20)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(12,120,105,.26)}
.btn-primary:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.10);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--text-1);border-color:var(--line)}
.btn-outline:hover{background:var(--paper-2);transform:translateY(-1px)}
.btn-outline:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25)}
.btn-ghost-dark{background:transparent;color:#F2F4F6;border-color:rgba(255,255,255,.30)}
.btn-ghost-dark:hover{background:rgba(255,255,255,.10);transform:translateY(-1px)}
.btn .arrow{transition:transform .2s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid rgba(255,255,255,.24);
  background:transparent;color:#fff;align-items:center;justify-content:center;
  cursor:pointer;
}
.site-header.is-scrolled .nav-toggle{color:var(--text-1);border-color:var(--line)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;
  transition:transform .24s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.is-open span{background:transparent}
.nav-toggle.is-open span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span::after{transform:translateY(-6px) rotate(-45deg)}
.mobile-menu{
  position:fixed;inset:0;z-index:55;
  background:var(--paper);
  padding:calc(var(--header-h) + 24px) 24px 40px;
  transform:translateY(-101%);
  visibility:hidden;
  transition:transform .36s var(--ease),visibility .36s var(--ease);
  overflow-y:auto;
}
.mobile-menu.is-open{transform:translateY(0);visibility:visible}
.mobile-menu h4{
  font-size:.8125rem;color:var(--text-3);letter-spacing:.08em;
  margin-bottom:12px;font-family:var(--font-body);font-weight:600;
}
.mobile-menu a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 0;border-bottom:1px solid var(--line);
  font-size:1.0625rem;font-weight:600;color:var(--text-1);
}
.mobile-menu a.m-link:hover{color:var(--primary-dark)}
.mobile-menu a.m-link span{color:var(--text-3);font-weight:400}
.mobile-cta{margin-top:28px;width:100%}

/* ============ Hero ============ */
.hero-guide{
  position:relative;
  background:var(--ink);
  color:#fff;
  padding:calc(var(--header-h) + 46px) 0 64px;
  overflow:hidden;
}
.hero-guide::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(1.6px 1.6px at 14% 24%,rgba(255,255,255,.55),transparent 60%),
    radial-gradient(1.4px 1.4px at 32% 68%,rgba(255,255,255,.40),transparent 60%),
    radial-gradient(1.8px 1.8px at 68% 18%,rgba(14,159,138,.70),transparent 60%),
    radial-gradient(1.4px 1.4px at 84% 56%,rgba(255,255,255,.42),transparent 60%),
    radial-gradient(1.2px 1.2px at 52% 88%,rgba(242,107,56,.50),transparent 60%);
  opacity:.85;pointer-events:none;
}
.hero-guide::after{
  content:"";position:absolute;right:-140px;top:-120px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(14,159,138,.20),transparent 68%);
  pointer-events:none;
}
.hero-guide .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:.8125rem;color:rgba(255,255,255,.58);
  margin-bottom:26px;
}
.breadcrumb a{color:rgba(255,255,255,.72)}
.breadcrumb a:hover{color:var(--primary)}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);
  gap:56px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8125rem;font-weight:600;letter-spacing:.06em;
  color:var(--primary);
  padding:6px 14px;border-radius:999px;
  background:rgba(14,159,138,.14);
}
.hero-guide h1{margin:20px 0 20px;color:#fff}
.hero-guide .lead{
  font-size:1.0625rem;line-height:1.85;color:rgba(255,255,255,.72);
  max-width:640px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-facts{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;margin-top:44px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.14);
}
.hero-facts .fact-num{
  font-family:var(--font-display);font-size:1.5rem;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-facts .fact-label{font-size:.8125rem;color:rgba(255,255,255,.58);margin-top:4px}
.hero-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,.12)}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5}
.hero-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:16px 18px;font-size:.8125rem;color:rgba(255,255,255,.78);
  background:linear-gradient(180deg,rgba(11,14,19,0),rgba(11,14,19,.86));
}

/* ============ 板块通用 ============ */
.section{padding:96px 0}
.section-alt{background:var(--paper-2)}
.section-head{max-width:760px;margin-bottom:52px}
.section-head h2{margin:16px 0 14px}
.section-head p{color:var(--text-2)}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ============ 入口对照行 ============ */
.entry-rows{border-top:1px solid var(--line)}
.entry-row{
  display:grid;
  grid-template-columns:56px minmax(0,1fr) 200px 148px;
  gap:24px;align-items:center;
  padding:28px 20px;
  border-bottom:1px solid var(--line);
  background:transparent;
  transition:background .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
  border-radius:12px;
}
.entry-row:hover{
  background:#fff;
  transform:translateY(-2px);
  box-shadow:var(--shadow-card-hover);
}
.entry-idx{
  font-family:var(--font-display);font-size:1.25rem;color:var(--primary);
  font-variant-numeric:tabular-nums;
}
.entry-main h3{margin-bottom:8px}
.entry-main p{color:var(--text-2);font-size:.9375rem}
.entry-meta{display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.badge{
  display:inline-flex;align-items:center;
  font-size:.75rem;font-weight:600;line-height:1;
  padding:6px 12px;border-radius:999px;
}
.badge-primary{background:rgba(14,159,138,.12);color:var(--primary-dark)}
.badge-accent{background:rgba(242,107,56,.14);color:var(--accent-dark)}
.badge-success{background:rgba(47,158,104,.14);color:#1F7A4E}
.badge-warning{background:rgba(217,154,43,.16);color:#96680F}
.entry-time{font-size:.8125rem;color:var(--text-3);font-variant-numeric:tabular-nums}
.entry-link{
  justify-self:end;
  display:inline-flex;align-items:center;gap:6px;
  font-size:.9375rem;font-weight:600;color:var(--primary-dark);
  padding-bottom:2px;border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.entry-link:hover{border-color:currentColor;color:var(--primary)}
.entry-link span{transition:transform .2s var(--ease)}
.entry-link:hover span{transform:translateX(4px)}

/* ============ 图文分栏 ============ */
.split{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:56px;align-items:center;
}
.split-figure{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.split-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .36s var(--ease)}
.split-figure:hover img{transform:scale(1.03)}
.prep-list{margin-top:26px;display:grid;gap:18px}
.prep-list li{
  display:grid;grid-template-columns:34px minmax(0,1fr);gap:14px;
  padding:18px 20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-card);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.prep-list li:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover)}
.prep-list .prep-no{
  width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(14,159,138,.12);color:var(--primary-dark);
  font-weight:700;font-size:.875rem;font-variant-numeric:tabular-nums;
}
.prep-list h4{margin-bottom:6px}
.prep-list p{font-size:.9375rem;color:var(--text-2)}

/* ============ 核验清单 ============ */
.check-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;margin-top:40px;
}
.check-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.check-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:rgba(14,159,138,.35)}
.check-item h3{display:flex;align-items:center;gap:10px;font-size:1.0625rem;margin-bottom:10px}
.check-item h3::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--primary);flex:none;
}
.check-item p{font-size:.9375rem;color:var(--text-2)}

/* ============ 提示列表 ============ */
.notice-list{border-top:1px solid var(--line)}
.notice-item{
  display:grid;grid-template-columns:120px minmax(0,1fr);
  gap:24px;padding:24px 0;border-bottom:1px solid var(--line);
}
.notice-item .notice-tag{
  font-size:.8125rem;font-weight:600;color:var(--accent-dark);
  letter-spacing:.02em;
}
.notice-item p{color:var(--text-2)}

/* ============ CTA ============ */
.cta-band{
  background:var(--ink);color:#fff;
  padding:72px 0;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;left:-120px;bottom:-160px;width:460px;height:460px;
  background:radial-gradient(circle,rgba(242,107,56,.22),transparent 68%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  gap:40px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(1.5rem,2.6vw,2.1rem);max-width:620px}
.cta-inner p{color:rgba(255,255,255,.70);margin-top:14px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-2);color:rgba(255,255,255,.62);
  padding:72px 0 28px;
  font-size:.9375rem;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:18px;max-width:360px;line-height:1.85;color:rgba(255,255,255,.55)}
.footer-col h4{
  color:#fff;font-family:var(--font-body);font-size:.9375rem;font-weight:600;
  margin-bottom:18px;letter-spacing:0;
}
.footer-col ul{display:grid;gap:12px}
.footer-col a{color:rgba(255,255,255,.62);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--primary)}
.footer-bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  padding-top:24px;font-size:.8125rem;color:var(--text-3);
}

/* ============ 动效 ============ */
.fade-up{animation:fadeUp .6s var(--ease) both}
.fade-up.d1{animation-delay:.06s}
.fade-up.d2{animation-delay:.14s}
.fade-up.d3{animation-delay:.22s}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition-duration:.01ms!important}
  .entry-row:hover,.prep-list li:hover,.check-item:hover,.btn:hover{transform:none!important}
  .split-figure:hover img{transform:none!important}
}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-figure{max-width:520px}
  .hero-figure img{aspect-ratio:16/9}
}
@media (max-width:1023px){
  .nav-side{display:none}
  .nav-toggle{display:inline-flex}
  .brand-center{position:static;transform:none}
  .nav-wrap{justify-content:space-between}
  .hero-guide{padding:calc(var(--header-h) + 34px) 0 52px}
  .section{padding:72px 0}
  .entry-row{grid-template-columns:44px minmax(0,1fr);gap:16px 20px;padding:24px 8px}
  .entry-meta{grid-column:2;flex-direction:row;flex-wrap:wrap;gap:10px}
  .entry-link{grid-column:2;justify-self:start}
  .split{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:767px){
  .hero-facts{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .check-grid{grid-template-columns:1fr}
  .notice-item{grid-template-columns:1fr;gap:8px}
  .cta-band{padding:56px 0}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .section-head{margin-bottom:36px}
  .hero-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bar{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --ink:#0B0E13;
  --ink-2:#161B22;
  --paper:#F7F6F2;
  --paper-2:#EFEEE8;
  --primary:#0E9F8A;
  --primary-dark:#0B7F70;
  --accent:#F26B38;
  --accent-dark:#D95428;
  --line:#E4E2DA;
  --text-1:#0B0E13;
  --text-2:#4A4F57;
  --text-3:#7A8088;
  --success:#2F9E68;
  --warning:#D99A2B;
  --error:#D64545;
  --radius-card:16px;
  --radius-lg:24px;
  --shadow-1:0 1px 2px rgba(11,14,19,.04),0 8px 24px rgba(11,14,19,.06);
  --shadow-2:0 16px 40px rgba(11,14,19,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text-1);
  font-family:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:1rem;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{
  font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  margin:0;
  line-height:1.28;
  letter-spacing:-0.02em;
  font-weight:700;
}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25);border-radius:8px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1280px){.container{max-width:1280px;}}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  border-bottom:1px solid transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.scrolled{
  background:rgba(247,246,242,.97);
  border-bottom-color:var(--line);
  box-shadow:0 1px 2px rgba(11,14,19,.04);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  height:76px;
  gap:16px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;
  font-size:.9375rem;
  color:rgba(247,246,242,.78);
  padding:6px 0;
  transition:color .2s var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;right:50%;bottom:0;height:2px;background:var(--primary);
  transition:left .24s var(--ease),right .24s var(--ease);
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{left:0;right:0;}
.nav-link.active{color:#fff;font-weight:600;}
.nav-link.active::after{left:0;right:0;}
.site-header.scrolled .nav-link{color:var(--text-2);}
.site-header.scrolled .nav-link:hover{color:var(--primary);}
.site-header.scrolled .nav-link.active{color:var(--text-1);}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  font-size:1.0625rem;font-weight:700;letter-spacing:.01em;
  color:#fff;white-space:nowrap;
  transition:color .24s var(--ease);
}
.site-header.scrolled .brand{color:var(--text-1);}
.brand-mark{
  width:12px;height:12px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(14,159,138,.22);
  flex:0 0 auto;
}
.menu-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:rgba(255,255,255,.06);cursor:pointer;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:background .24s var(--ease);}
.site-header.scrolled .menu-toggle span{background:var(--text-1);}
.mobile-panel{
  display:none;
  background:var(--ink);
  border-top:1px solid rgba(255,255,255,.08);
  padding:16px 20px 26px;
}
.mobile-panel.open{display:block;}
.mobile-panel a{
  display:block;padding:14px 2px;color:rgba(247,246,242,.88);
  border-bottom:1px solid rgba(255,255,255,.08);font-size:1rem;
}
.mobile-panel a.active{color:#fff;font-weight:600;}
.mobile-panel .btn{display:flex;justify-content:center;margin-top:18px;border-bottom:0;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;
  padding:13px 26px;font-size:.9375rem;font-weight:600;
  cursor:pointer;transition:all .2s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(14,159,138,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text-1);}
.btn-ghost:hover{background:var(--paper-2);transform:translateY(-1px);}
.btn-dark-ghost{background:transparent;border:1px solid rgba(247,246,242,.32);color:#F7F6F2;}
.btn-dark-ghost:hover{background:rgba(247,246,242,.1);transform:translateY(-1px);}
.btn-sm{padding:10px 20px;font-size:.875rem;}
.btn .arrow{transition:transform .2s var(--ease);}
.btn:hover .arrow{transform:translateX(4px);}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  background-color:var(--ink);
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  color:#F7F6F2;
  padding:150px 0 76px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(2px 2px at 12% 24%,rgba(255,255,255,.55),transparent 60%),
    radial-gradient(1.5px 1.5px at 28% 68%,rgba(255,255,255,.4),transparent 60%),
    radial-gradient(1.5px 1.5px at 68% 22%,rgba(255,255,255,.42),transparent 60%),
    radial-gradient(2px 2px at 84% 58%,rgba(255,255,255,.36),transparent 60%),
    linear-gradient(180deg,rgba(11,14,19,.9) 0%,rgba(11,14,19,.82) 55%,rgba(11,14,19,.94) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8125rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--primary);font-weight:600;
}
.hero h1{
  font-size:clamp(2rem,4.2vw,3.25rem);
  margin:18px 0 20px;
  max-width:22ch;
}
.hero p.lead{
  color:rgba(247,246,242,.76);
  font-size:1.0625rem;line-height:1.9;max-width:46ch;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-note{
  margin-top:30px;padding-top:22px;border-top:1px solid rgba(247,246,242,.16);
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;
}
.hero-note .k{font-family:"Noto Serif SC",serif;font-size:1.375rem;font-weight:700;color:#fff;}
.hero-note .v{font-size:.8125rem;color:rgba(247,246,242,.62);line-height:1.6;margin-top:4px;}
.hero-card{
  background:rgba(22,27,34,.86);
  border:1px solid rgba(247,246,242,.14);
  border-radius:var(--radius-lg);
  overflow:hidden;
}
.hero-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-card-body{padding:22px 24px 26px;}
.hero-card-body h3{font-size:1.125rem;color:#fff;}
.hero-card-body p{font-size:.875rem;color:rgba(247,246,242,.66);margin-top:10px;}
.hero-card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.tag{
  display:inline-flex;align-items:center;
  border-radius:999px;padding:5px 12px;font-size:.75rem;font-weight:600;
  background:rgba(14,159,138,.16);color:#5FD9C6;border:1px solid rgba(14,159,138,.32);
}
.tag-warm{background:rgba(242,107,56,.16);color:#F7A183;border-color:rgba(242,107,56,.34);}

/* ---------- sections ---------- */
.section{padding:72px 0;}
@media (min-width:1024px){.section{padding:104px 0;}}
.section-alt{background:var(--paper-2);}
.sec-head{max-width:720px;margin-bottom:44px;}
.sec-head h2{font-size:clamp(1.6rem,3vw,2.5rem);margin:14px 0 16px;}
.sec-head p{color:var(--text-2);line-height:1.85;}
.eyebrow-dark{color:var(--primary-dark);}

/* 数据条 */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.stat-cell{padding:26px 24px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:0;}
.stat-cell .k{font-family:"Noto Serif SC",serif;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:700;font-variant-numeric:tabular-nums;}
.stat-cell .v{font-size:.875rem;color:var(--text-3);margin-top:6px;}

/* 流程时间线 */
.flow-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.flow-side{position:sticky;top:104px;}
.flow-side img{border-radius:var(--radius-lg);border:1px solid var(--line);aspect-ratio:16/11;object-fit:cover;width:100%;}
.flow-side .box{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;margin-top:20px;box-shadow:var(--shadow-1);
}
.flow-side .box h3{font-size:1.125rem;margin-bottom:10px;}
.flow-side .box p{font-size:.9375rem;color:var(--text-2);}
.timeline{position:relative;padding-left:34px;}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:1px;background:var(--line);}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:-34px;top:6px;width:15px;height:15px;border-radius:50%;
  background:#fff;border:2px solid var(--primary);
}
.tl-item.is-active .tl-dot::after{
  content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(14,159,138,.4);
  animation:pulse 2.2s var(--ease) infinite;
}
@keyframes pulse{
  0%{transform:scale(.8);opacity:.9;}
  70%{transform:scale(1.35);opacity:0;}
  100%{transform:scale(1.35);opacity:0;}
}
.tl-step{font-size:.8125rem;color:var(--primary-dark);font-weight:600;letter-spacing:.08em;font-variant-numeric:tabular-nums;}
.tl-item h3{font-size:1.125rem;margin:8px 0 8px;}
.tl-item p{color:var(--text-2);font-size:.9375rem;max-width:56ch;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.chip{
  display:inline-flex;padding:4px 11px;border-radius:999px;font-size:.75rem;font-weight:600;
  background:rgba(14,159,138,.1);color:var(--primary-dark);
}
.chip-plain{background:var(--paper-2);color:var(--text-2);}

/* 须知列表 */
.notice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.notice-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:22px 24px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.notice-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.notice-num{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  background:rgba(14,159,138,.1);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;font-weight:700;
  font-family:"Noto Serif SC",serif;font-variant-numeric:tabular-nums;
}
.notice-item h3{font-size:1rem;margin-bottom:6px;}
.notice-item p{font-size:.875rem;color:var(--text-2);line-height:1.8;}

/* 票种矩阵 */
.ticket-scroll{overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;}
.ticket-grid{
  min-width:760px;display:grid;grid-template-columns:1.15fr 1fr 1fr 1fr;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
}
.ticket-head{
  background:var(--paper-2);font-size:.8125rem;color:var(--text-3);
  padding:18px 20px;border-bottom:1px solid var(--line);font-weight:600;
}
.ticket-plan{padding:20px;border-bottom:1px solid var(--line);border-left:1px solid var(--line);}
.ticket-plan .name{font-family:"Noto Serif SC",serif;font-size:1.125rem;font-weight:700;}
.ticket-plan .price{font-size:.875rem;color:var(--text-3);margin-top:6px;}
.ticket-plan.recommend{background:rgba(14,159,138,.05);box-shadow:inset 0 0 0 2px var(--primary);}
.ticket-badge{
  display:inline-flex;margin-top:10px;padding:3px 10px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:.7rem;font-weight:700;letter-spacing:.06em;
}
.ticket-row-label{padding:18px 20px;border-bottom:1px solid var(--line);font-size:.9375rem;color:var(--text-2);background:#fff;}
.ticket-cell{padding:18px 20px;border-bottom:1px solid var(--line);border-left:1px solid var(--line);font-size:.9375rem;color:var(--text-2);}
.ticket-row-label.last,.ticket-cell.last,.ticket-plan.last{border-bottom:0;}
.ticket-cta{padding:20px;border-left:1px solid var(--line);display:flex;align-items:center;}
.ticket-cta .btn{width:100%;}

/* 表单 */
.form-section{background:var(--ink);color:#F7F6F2;}
.form-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.form-section .eyebrow{color:#5FD9C6;}
.form-section h2{font-size:clamp(1.6rem,3vw,2.375rem);margin:14px 0 16px;color:#fff;}
.form-section p.lead{color:rgba(247,246,242,.7);line-height:1.9;}
.form-points{margin-top:28px;display:grid;gap:14px;}
.form-points li{display:flex;gap:12px;font-size:.9375rem;color:rgba(247,246,242,.8);}
.dot-primary{width:8px;height:8px;border-radius:50%;background:var(--primary);flex:0 0 auto;margin-top:9px;}
.form-card{
  background:#fff;color:var(--text-1);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow-2);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:.875rem;font-weight:600;margin-bottom:8px;}
.field .req{color:var(--accent);}
.field input,.field select{
  width:100%;height:48px;border-radius:10px;border:1px solid var(--line);
  background:#fff;padding:0 14px;font-size:.9375rem;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input:focus,.field select:focus{
  border-color:var(--primary);outline:none;
  box-shadow:0 0 0 3px rgba(14,159,138,.25);
}
.field .help{font-size:.8125rem;color:var(--text-3);margin-top:6px;}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:.875rem;color:var(--text-2);}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:var(--primary);}
.form-card .btn-primary{width:100%;margin-top:8px;}
.form-foot{font-size:.8125rem;color:var(--text-3);margin-top:14px;text-align:center;}

/* FAQ */
.faq-list{border-top:1px solid var(--line);max-width:920px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;
  background:transparent;border:0;padding:22px 12px;text-align:left;cursor:pointer;
  font-family:"Noto Serif SC",serif;font-size:1.0625rem;font-weight:700;
  transition:background .2s var(--ease),color .2s var(--ease);border-radius:10px;
}
.faq-q:hover{background:var(--paper-2);color:var(--primary-dark);}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 auto;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px;}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease);}
.faq-a p{padding:0 12px 24px;color:var(--text-2);max-width:78ch;font-size:.9375rem;}

/* 联系卡片 */
.contact-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.contact-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.contact-card h3{font-size:1.0625rem;margin-bottom:10px;}
.contact-card p{font-size:.875rem;color:var(--text-2);}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary-dark);font-weight:600;font-size:.875rem;border-bottom:1px solid transparent;transition:border-color .2s var(--ease);}
.text-link:hover{border-bottom-color:var(--primary-dark);}
.contact-card .text-link{margin-top:16px;}

/* 底部 CTA */
.cta-band{
  background:var(--ink-2);
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  position:relative;color:#F7F6F2;
}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,14,19,.94),rgba(11,14,19,.78));}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;padding:56px 0;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(1.5rem,2.6vw,2.125rem);color:#fff;}
.cta-inner p{color:rgba(247,246,242,.72);margin-top:12px;max-width:56ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* footer */
.site-footer{background:var(--ink);color:rgba(247,246,242,.72);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand{color:#fff;font-size:1.125rem;}
.footer-brand p{margin-top:16px;font-size:.875rem;line-height:1.85;color:rgba(247,246,242,.6);max-width:34ch;}
.footer-col h4{font-size:.9375rem;color:#fff;margin-bottom:16px;font-family:Inter,"Noto Sans SC",sans-serif;letter-spacing:.02em;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:.875rem;color:rgba(247,246,242,.66);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--primary);}
.footer-bar{
  border-top:1px solid rgba(247,246,242,.12);
  padding:22px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.8125rem;color:rgba(247,246,242,.5);
}

/* 移动固定条 */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(11,14,19,.97);border-top:1px solid rgba(247,246,242,.12);
  padding:12px 16px;
}
.mobile-bar .btn{width:100%;}

/* 进入动画 */
.reveal{opacity:0;transform:translateY(12px);animation:rise .6s var(--ease) forwards;}
@keyframes rise{to{opacity:1;transform:none;}}
.d1{animation-delay:.06s;}
.d2{animation-delay:.14s;}
.d3{animation-delay:.22s;}

@media (max-width:1023px){
  .hero{padding:132px 0 64px;}
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .flow-grid{grid-template-columns:1fr;gap:32px;}
  .flow-side{position:static;}
  .form-grid{grid-template-columns:1fr;gap:32px;}
  .stat-bar{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-cell:nth-child(2){border-right:0;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:900px){
  .nav-side{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{grid-template-columns:auto 1fr auto;height:68px;}
  .brand{justify-self:center;}
}
@media (max-width:767px){
  .section{padding:60px 0;}
  .notice-grid{grid-template-columns:1fr;}
  .contact-row{grid-template-columns:1fr;}
  .hero-note{grid-template-columns:1fr;gap:14px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:48px 0;}
  .two-col{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .mobile-bar{display:block;}
  body{padding-bottom:76px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .faq-q{font-size:1rem;padding:20px 8px;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  .stat-bar{grid-template-columns:1fr;}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line);}
  .stat-cell:last-child{border-bottom:0;}
  .hero h1{font-size:1.875rem;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
    --ink:#0B0E13;
    --ink-2:#161B22;
    --paper:#F7F6F2;
    --paper-2:#EFEEE8;
    --primary:#0E9F8A;
    --primary-dark:#0B7F70;
    --accent:#F26B38;
    --accent-dark:#D95428;
    --line:#E4E2DA;
    --text-1:#0B0E13;
    --text-2:#4A4F57;
    --text-3:#7A8088;
    --success:#2F9E68;
    --warning:#D99A2B;
    --error:#D64545;
    --radius-card:16px;
    --radius-lg:24px;
    --radius-btn:999px;
    --radius-field:10px;
    --shadow-card:0 1px 2px rgba(11,14,19,.04), 0 8px 24px rgba(11,14,19,.06);
    --shadow-hover:0 16px 40px rgba(11,14,19,.10);
    --ease:cubic-bezier(.2,.8,.2,1);
    --font-display:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
    --font-body:"Inter","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:var(--font-body);
    font-size:1rem;
    line-height:1.8;
    color:var(--text-1);
    background:var(--paper);
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;}
  h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-0.01em;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  input,select,textarea{font-family:inherit;font-size:1rem;}
  :focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,159,138,.25);border-radius:8px;}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 24px;
  }
  @media (min-width:1280px){
    .container{max-width:1280px;}
  }

  .font-display{font-family:var(--font-display);}

  /* ---------- Header / Nav ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:transparent;
    border-bottom:1px solid transparent;
    transition:background .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
  }
  .site-header.is-scrolled{
    background:rgba(247,246,242,.97);
    border-bottom-color:var(--line);
    box-shadow:0 4px 20px rgba(11,14,19,.05);
  }
  .nav-wrap{
    position:relative;
    display:flex;
    align-items:center;
    justify-content:space-between;
    min-height:76px;
    gap:16px;
  }
  .nav-side{display:flex;align-items:center;gap:28px;}
  .nav-right{gap:22px;}
  .nav-link{
    position:relative;
    display:inline-block;
    padding:6px 0;
    font-size:.9375rem;
    font-weight:500;
    color:rgba(247,246,242,.80);
    transition:color .18s var(--ease);
  }
  .nav-link::after{
    content:"";
    position:absolute;
    left:50%;
    right:50%;
    bottom:0;
    height:2px;
    background:var(--primary);
    border-radius:2px;
    transition:left .24s var(--ease), right .24s var(--ease);
  }
  .nav-link:hover{color:var(--primary);}
  .nav-link:hover::after{left:0;right:0;}
  .nav-link.active{color:#fff;font-weight:600;}
  .nav-link.active::after{left:0;right:0;}

  .site-header.is-scrolled .nav-link{color:var(--text-2);}
  .site-header.is-scrolled .nav-link:hover{color:var(--primary);}
  .site-header.is-scrolled .nav-link.active{color:var(--text-1);font-weight:600;}

  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    white-space:nowrap;
  }
  .brand-center{
    position:absolute;
    left:50%;
    top:50%;
    transform:translate(-50%,-50%);
  }
  .brand-mark{
    position:relative;
    width:20px;
    height:20px;
    border-radius:50%;
    border:2px solid var(--primary);
    flex:none;
  }
  .brand-mark::after{
    content:"";
    position:absolute;
    inset:4px;
    border-radius:50%;
    background:var(--accent);
  }
  .brand-text{
    font-family:var(--font-display);
    font-size:1.0625rem;
    font-weight:700;
    letter-spacing:.01em;
    color:#fff;
    transition:color .24s var(--ease);
  }
  .site-header.is-scrolled .brand-text{color:var(--text-1);}

  .menu-toggle{
    display:none;
    align-items:center;
    justify-content:center;
    width:44px;
    height:44px;
    border-radius:12px;
    border:1px solid rgba(247,246,242,.25);
    background:transparent;
    cursor:pointer;
    transition:background .18s var(--ease), border-color .18s var(--ease);
  }
  .menu-toggle span{
    display:block;
    width:18px;
    height:2px;
    background:#fff;
    border-radius:2px;
    position:relative;
    transition:background .24s var(--ease);
  }
  .menu-toggle span::before,
  .menu-toggle span::after{
    content:"";
    position:absolute;
    left:0;
    width:18px;
    height:2px;
    background:inherit;
    border-radius:2px;
  }
  .menu-toggle span::before{top:-6px;}
  .menu-toggle span::after{top:6px;}
  .site-header.is-scrolled .menu-toggle{border-color:var(--line);}
  .site-header.is-scrolled .menu-toggle span,
  .site-header.is-scrolled .menu-toggle span::before,
  .site-header.is-scrolled .menu-toggle span::after{background:var(--text-1);}

  .mobile-panel{
    position:fixed;
    inset:0;
    z-index:55;
    background:var(--paper);
    padding:96px 24px 32px;
    transform:translateY(-8px);
    opacity:0;
    visibility:hidden;
    transition:opacity .24s var(--ease), transform .24s var(--ease), visibility .24s;
    overflow-y:auto;
  }
  .mobile-panel.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .mobile-panel a{
    display:block;
    padding:16px 4px;
    font-size:1.125rem;
    font-weight:600;
    color:var(--text-1);
    border-bottom:1px solid var(--line);
  }
  .mobile-panel a.active{color:var(--primary);}
  .mobile-panel .btn{margin-top:24px;width:100%;border-bottom:0;}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:12px 26px;
    border-radius:var(--radius-btn);
    font-size:.9375rem;
    font-weight:600;
    line-height:1;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .18s var(--ease), background .18s var(--ease), box-shadow .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
    white-space:nowrap;
  }
  .btn-primary{background:var(--primary);color:#fff;}
  .btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(14,159,138,.24);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line);}
  .btn-ghost:hover{background:var(--paper-2);transform:translateY(-1px);}
  .btn-outline-light{background:transparent;color:#fff;border-color:rgba(247,246,242,.35);}
  .btn-outline-light:hover{background:rgba(247,246,242,.10);transform:translateY(-1px);}
  .btn-sm{padding:9px 20px;font-size:.875rem;}
  .btn-arrow::after{
    content:"→";
    display:inline-block;
    transition:transform .2s var(--ease);
  }
  .btn-arrow:hover::after{transform:translateX(4px);}

  /* ---------- Badges ---------- */
  .badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:4px 12px;
    border-radius:999px;
    font-size:.8125rem;
    font-weight:600;
    line-height:1.6;
  }
  .badge-primary{background:rgba(14,159,138,.10);color:var(--primary-dark);}
  .badge-accent{background:rgba(242,107,56,.12);color:var(--accent-dark);}
  .badge-ink{background:rgba(11,14,19,.06);color:var(--text-2);}

  /* ---------- Hero ---------- */
  .cat-hero{
    position:relative;
    margin-top:-76px;
    padding:150px 0 76px;
    background-color:var(--ink);
    background-image:
      radial-gradient(1.4px 1.4px at 12% 30%, rgba(247,246,242,.55) 50%, transparent 51%),
      radial-gradient(1.2px 1.2px at 28% 68%, rgba(247,246,242,.40) 50%, transparent 51%),
      radial-gradient(1.6px 1.6px at 62% 22%, rgba(247,246,242,.50) 50%, transparent 51%),
      radial-gradient(1.2px 1.2px at 80% 56%, rgba(247,246,242,.35) 50%, transparent 51%),
      radial-gradient(1.4px 1.4px at 91% 34%, rgba(247,246,242,.45) 50%, transparent 51%),
      linear-gradient(90deg, rgba(11,14,19,.94) 0%, rgba(11,14,19,.82) 46%, rgba(11,14,19,.62) 100%),
      url('/assets/images/backpic/back-2.png');
    background-size:auto, auto, auto, auto, auto, cover, cover;
    background-position:center, center, center, center, center, center, center;
    color:var(--paper);
    overflow:hidden;
  }
  .cat-hero::after{
    content:"";
    position:absolute;
    right:-120px;
    bottom:-160px;
    width:420px;
    height:420px;
    border-radius:50%;
    background:radial-gradient(circle, rgba(14,159,138,.30) 0%, transparent 68%);
    pointer-events:none;
  }
  .cat-hero-inner{
    position:relative;
    z-index:2;
    max-width:820px;
  }
  .cat-hero h1{
    font-family:var(--font-display);
    font-size:clamp(2rem,4.4vw,3.25rem);
    line-height:1.24;
    letter-spacing:-0.02em;
    margin:20px 0 20px;
  }
  .cat-hero p.lead{
    font-size:1.0625rem;
    line-height:1.9;
    color:rgba(247,246,242,.78);
    max-width:660px;
  }
  .search-bar{
    display:flex;
    align-items:center;
    gap:10px;
    max-width:560px;
    margin-top:32px;
    padding:10px 10px 10px 18px;
    border:1px solid rgba(247,246,242,.20);
    border-radius:16px;
    background:rgba(247,246,242,.06);
    transition:border-color .24s var(--ease), background .24s var(--ease);
  }
  .search-bar:focus-within{
    border-color:rgba(14,159,138,.65);
    background:rgba(247,246,242,.10);
  }
  .search-bar input{
    flex:1;
    min-width:0;
    background:transparent;
    border:0;
    color:#fff;
    padding:10px 0;
  }
  .search-bar input::placeholder{color:rgba(247,246,242,.5);}
  .search-bar input:focus{outline:none;box-shadow:none;}
  .hero-quick{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:28px;
  }
  .hero-quick a{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 16px;
    border-radius:999px;
    border:1px solid rgba(247,246,242,.22);
    font-size:.875rem;
    color:rgba(247,246,242,.82);
    transition:border-color .18s var(--ease), color .18s var(--ease), background .18s var(--ease);
  }
  .hero-quick a:hover{border-color:var(--primary);color:#fff;background:rgba(14,159,138,.16);}

  /* ---------- Sections ---------- */
  .section{padding:88px 0;}
  .section-alt{background:var(--paper-2);}
  .section-dark{background:var(--ink);color:var(--paper);}
  .section-head{max-width:720px;margin-bottom:44px;}
  .section-head h2{
    font-family:var(--font-display);
    font-size:clamp(1.6rem,3vw,2.4rem);
    line-height:1.3;
    letter-spacing:-0.02em;
    margin:14px 0 14px;
  }
  .section-head p{color:var(--text-2);font-size:1rem;line-height:1.9;}
  .section-dark .section-head p{color:rgba(247,246,242,.72);}

  /* ---------- Index cards ---------- */
  .index-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
  }
  .card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:28px;
    box-shadow:var(--shadow-card);
    transition:transform .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease);
  }
  .card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
  .index-card h3{font-size:1.125rem;margin:16px 0 10px;}
  .index-card p{color:var(--text-2);font-size:.9375rem;line-height:1.85;}
  .index-num{
    font-family:var(--font-display);
    font-size:2.25rem;
    font-weight:700;
    line-height:1;
    color:var(--primary);
    font-variant-numeric:tabular-nums;
  }

  /* ---------- FAQ ---------- */
  .faq-layout{
    display:grid;
    grid-template-columns:260px minmax(0,1fr);
    gap:48px;
    align-items:start;
  }
  .faq-aside{
    position:sticky;
    top:104px;
  }
  .faq-aside h3{font-size:1.0625rem;margin-bottom:16px;}
  .faq-aside ul li{margin-bottom:6px;}
  .faq-aside ul a{
    display:block;
    padding:10px 14px;
    border-radius:10px;
    font-size:.9375rem;
    color:var(--text-2);
    border:1px solid transparent;
    transition:background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
  }
  .faq-aside ul a:hover,
  .faq-aside ul a.active{background:#fff;border-color:var(--line);color:var(--text-1);font-weight:600;}
  .faq-aside .aside-note{
    margin-top:24px;
    padding:18px;
    border-radius:14px;
    background:#fff;
    border:1px solid var(--line);
    font-size:.875rem;
    color:var(--text-3);
    line-height:1.8;
  }

  .faq-group{margin-bottom:44px;}
  .faq-group:last-child{margin-bottom:0;}
  .faq-group-head{
    display:flex;
    align-items:center;
    gap:12px;
    margin-bottom:8px;
  }
  .faq-group-head h3{font-size:1.25rem;}
  .faq-list{border-bottom:1px solid var(--line);}
  .faq-item{border-top:1px solid var(--line);}
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    padding:20px 8px;
    background:transparent;
    border:0;
    text-align:left;
    font-size:1.0625rem;
    font-weight:600;
    color:var(--text-1);
    cursor:pointer;
    border-radius:12px;
    transition:background .18s var(--ease), color .18s var(--ease);
  }
  .faq-q:hover{background:var(--paper-2);}
  .faq-icon{
    position:relative;
    width:24px;
    height:24px;
    flex:none;
  }
  .faq-icon::before,
  .faq-icon::after{
    content:"";
    position:absolute;
    background:var(--primary);
    border-radius:2px;
    transition:transform .24s var(--ease), opacity .24s var(--ease);
  }
  .faq-icon::before{left:3px;right:3px;top:11px;height:2px;}
  .faq-icon::after{top:3px;bottom:3px;left:11px;width:2px;}
  .faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
  .faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .3s var(--ease);
  }
  .faq-a-inner{
    padding:0 8px 24px;
    max-width:760px;
    color:var(--text-2);
    font-size:.9375rem;
    line-height:1.9;
  }
  .faq-a-inner strong{color:var(--text-1);}
  .faq-empty{
    display:none;
    padding:28px;
    border-radius:var(--radius-card);
    border:1px dashed var(--line);
    background:#fff;
    color:var(--text-3);
    text-align:center;
    font-size:.9375rem;
  }
  .faq-empty.is-visible{display:block;}

  /* ---------- Verify list ---------- */
  .verify-layout{
    display:grid;
    grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
    gap:56px;
    align-items:center;
  }
  .verify-media{
    position:relative;
    border-radius:var(--radius-lg);
    overflow:hidden;
    border:1px solid var(--line);
    background:var(--ink);
    aspect-ratio:4/3;
  }
  .verify-media img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .36s var(--ease);
  }
  .verify-media:hover img{transform:scale(1.03);}
  .verify-media figcaption{
    position:absolute;
    left:16px;
    bottom:16px;
    padding:8px 14px;
    border-radius:999px;
    background:rgba(11,14,19,.72);
    color:rgba(247,246,242,.88);
    font-size:.8125rem;
  }
  .step-list li{
    display:grid;
    grid-template-columns:38px minmax(0,1fr);
    gap:18px;
    padding:22px 0;
    border-bottom:1px solid var(--line);
  }
  .step-list li:first-child{border-top:1px solid var(--line);}
  .step-index{
    display:flex;
    align-items:center;
    justify-content:center;
    width:38px;
    height:38px;
    border-radius:50%;
    border:1px solid var(--primary);
    color:var(--primary-dark);
    font-size:.875rem;
    font-weight:700;
    font-variant-numeric:tabular-nums;
  }
  .step-list h4{font-size:1rem;margin-bottom:8px;}
  .step-list p{font-size:.9375rem;color:var(--text-2);line-height:1.85;}

  /* ---------- Contact cards ---------- */
  .contact-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
  }
  .contact-card h3{font-size:1.0625rem;margin:16px 0 10px;}
  .contact-card p{font-size:.9375rem;color:var(--text-2);line-height:1.85;}
  .contact-card .meta{
    display:block;
    margin-top:14px;
    font-size:.8125rem;
    color:var(--text-3);
    font-variant-numeric:tabular-nums;
  }
  .contact-icon{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:44px;
    height:44px;
    border-radius:12px;
    background:rgba(14,159,138,.10);
    color:var(--primary-dark);
    font-weight:700;
    font-size:1.0625rem;
  }

  /* ---------- CTA ---------- */
  .cta-band{
    background:var(--ink);
    color:var(--paper);
    padding:72px 0;
  }
  .cta-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:40px;
    flex-wrap:wrap;
  }
  .cta-inner h2{
    font-family:var(--font-display);
    font-size:clamp(1.5rem,2.6vw,2.1rem);
    line-height:1.35;
    margin-bottom:12px;
  }
  .cta-inner p{color:rgba(247,246,242,.72);max-width:560px;font-size:.9375rem;line-height:1.9;}
  .cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

  /* ---------- Footer ---------- */
  .site-footer{
    background:var(--ink);
    color:rgba(247,246,242,.68);
    padding:72px 0 0;
    font-size:.9375rem;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1fr;
    gap:40px;
    padding-bottom:56px;
    border-bottom:1px solid rgba(247,246,242,.12);
  }
  .brand-footer .brand-text{color:#fff;}
  .footer-brand p{
    margin-top:18px;
    font-size:.875rem;
    line-height:1.9;
    color:rgba(247,246,242,.62);
    max-width:330px;
  }
  .footer-col h4{
    font-size:.875rem;
    color:#fff;
    margin-bottom:18px;
    letter-spacing:.04em;
  }
  .footer-col li{margin-bottom:10px;}
  .footer-col a{
    font-size:.875rem;
    color:rgba(247,246,242,.68);
    transition:color .18s var(--ease);
  }
  .footer-col a:hover{color:var(--primary);}
  .footer-bar{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    padding:22px 0 28px;
    font-size:.8125rem;
    color:rgba(247,246,242,.5);
  }

  /* ---------- Reveal animation ---------- */
  .reveal{
    opacity:0;
    transform:translateY(12px);
    animation:riseIn .6s var(--ease) forwards;
  }
  .reveal.d1{animation-delay:.06s;}
  .reveal.d2{animation-delay:.12s;}
  .reveal.d3{animation-delay:.18s;}
  .reveal.d4{animation-delay:.24s;}
  @keyframes riseIn{
    to{opacity:1;transform:translateY(0);}
  }
  @media (prefers-reduced-motion: reduce){
    .reveal{opacity:1;transform:none;animation:none;}
    *{scroll-behavior:auto !important;}
    .card:hover,.btn:hover{transform:none;}
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1279px){
    .nav-side{gap:20px;}
    .nav-right{gap:16px;}
    .nav-link{font-size:.875rem;}
  }
  @media (max-width:1023px){
    .nav-side{display:none;}
    .menu-toggle{display:inline-flex;}
    .brand-center{position:static;transform:none;}
    .nav-wrap{justify-content:space-between;}
    .faq-layout{grid-template-columns:1fr;gap:32px;}
    .faq-aside{position:static;}
    .verify-layout{grid-template-columns:1fr;gap:32px;}
    .index-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .contact-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  }
  @media (max-width:767px){
    .container{padding:0 18px;}
    .cat-hero{padding:126px 0 64px;}
    .section{padding:64px 0;}
    .index-grid{grid-template-columns:1fr;}
    .contact-grid{grid-template-columns:1fr;}
    .cta-inner{flex-direction:column;align-items:flex-start;}
    .cta-actions{width:100%;}
    .cta-actions .btn{flex:1 1 auto;}
    .footer-grid{grid-template-columns:1fr;gap:28px;}
    .footer-bar{flex-direction:column;align-items:flex-start;gap:8px;}
    .search-bar{flex-direction:column;align-items:stretch;padding:14px;gap:12px;}
    .search-bar input{padding:6px 0;}
    .search-bar .btn{width:100%;}
    .step-list li{grid-template-columns:30px minmax(0,1fr);gap:14px;}
    .step-index{width:30px;height:30px;font-size:.8125rem;}
  }
  @media (max-width:400px){
    .hero-quick a{font-size:.8125rem;padding:7px 12px;}
    .brand-text{font-size:1rem;}
  }