/* roulang page: index */
:root{
  --ink:#0a1826;
  --ink-soft:#1c3247;
  --sea:#0f2c46;
  --sea-deep:#0b2135;
  --accent:#2fb6e8;
  --accent-deep:#1789b8;
  --gold:#f2b544;
  --paper:#f4f8fb;
  --card:#ffffff;
  --line:#e1eaf3;
  --muted:#5b7189;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(10,24,38,.06);
  --shadow-md:0 14px 34px rgba(10,24,38,.10);
  --shadow-lg:0 24px 60px rgba(10,24,38,.16);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink-soft);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid rgba(47,182,232,.55);
  outline-offset:3px;
  border-radius:6px;
}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 20px;
}
/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(10,24,38,.10);}
.header-inner{
  height:64px;
  display:flex;
  align-items:center;
  gap:20px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  letter-spacing:.2px;
  color:var(--ink);
  font-size:17px;
  white-space:nowrap;
}
.brand-mark{
  width:34px;height:34px;
  border-radius:10px;
  background:linear-gradient(140deg,var(--accent),var(--sea));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(47,182,232,.32);
  flex:0 0 auto;
}
.brand-mark svg{width:19px;height:19px;stroke:#fff;}
.desktop-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:9px;
  font-size:15px;
  font-weight:600;
  color:var(--ink-soft);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:#eef6fb;color:var(--accent-deep);}
.nav-link.active{background:#e6f5fc;color:var(--accent-deep);}
.header-cta{margin-left:10px;}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:42px;height:42px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;justify-content:center;
  cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--ink);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:10px 20px 16px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:block;
  padding:12px 12px;
  border-radius:10px;
  font-weight:600;
  color:var(--ink-soft);
}
.mobile-drawer a:hover,.mobile-drawer a.active{background:#eef6fb;color:var(--accent-deep);}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:9px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  color:#fff;
  box-shadow:0 8px 20px rgba(24,137,184,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(24,137,184,.36);}
.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(24,137,184,.28);}
.btn-ghost{
  background:#fff;
  color:var(--sea);
  border-color:#cfe0ee;
  box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent-deep);box-shadow:var(--shadow-md);}
.btn-gold{
  background:linear-gradient(135deg,#f7c86a,var(--gold));
  color:#3a2604;
  box-shadow:0 8px 20px rgba(242,181,68,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(242,181,68,.42);}
/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  background:linear-gradient(180deg,rgba(9,25,39,.90),rgba(9,25,39,.82)),url('/assets/images/942e3f9657442276.webp') center/cover no-repeat;
  color:#eaf4fb;
  padding:78px 0 88px;
}
.hero::after{
  content:"";
  position:absolute;
  inset:auto 0 -1px 0;
  height:70px;
  background:linear-gradient(180deg,rgba(244,248,251,0),var(--paper));
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:840px;margin:0 auto;text-align:center;}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:999px;
  background:rgba(47,182,232,.16);
  border:1px solid rgba(47,182,232,.42);
  color:#9ee2fb;
  font-size:13px;
  font-weight:700;
  letter-spacing:.4px;
}
.hero-kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(242,181,68,.18);}
.hero h1{
  margin-top:22px;
  font-size:clamp(28px,4vw,44px);
  line-height:1.28;
  font-weight:800;
  letter-spacing:-.4px;
  color:#fff;
}
.hero-lead{
  margin:20px auto 0;
  max-width:710px;
  font-size:16px;
  line-height:1.85;
  color:#c6dcec;
}
.hero-search{
  margin:32px auto 0;
  display:flex;
  gap:10px;
  max-width:620px;
  background:rgba(255,255,255,.97);
  border-radius:14px;
  padding:8px;
  box-shadow:0 18px 40px rgba(4,16,28,.38);
}
.hero-search input{
  flex:1;
  border:0;
  background:transparent;
  padding:0 14px;
  height:44px;
  font-size:15px;
  color:var(--ink);
  border-radius:9px;
  min-width:0;
}
.hero-search input::placeholder{color:#8ba1b6;}
.hero-chips{
  margin-top:22px;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:10px;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 14px;
  border-radius:999px;
  font-size:13.5px;
  font-weight:600;
  color:#cfe6f5;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.20);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{background:rgba(47,182,232,.22);border-color:rgba(47,182,232,.65);color:#fff;transform:translateY(-2px);}
/* ---------- generic section ---------- */
section.block{padding:72px 0;}
section.block.tight{padding:56px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-deep{
  background:linear-gradient(180deg,var(--sea-deep),var(--sea));
  color:#dbeaf6;
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.section-head .lead-wrap{max-width:720px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:800;
  letter-spacing:1px;
  color:var(--accent-deep);
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  width:22px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--accent),var(--gold));
}
.section-deep .eyebrow{color:#7ed4f5;}
h2.section-title{
  margin-top:12px;
  font-size:clamp(22px,2.6vw,31px);
  font-weight:800;
  line-height:1.35;
  color:var(--ink);
  letter-spacing:-.2px;
}
.section-deep h2.section-title{color:#fff;}
.section-desc{
  margin-top:14px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
  max-width:760px;
}
.section-deep .section-desc{color:#a9c6dc;}
/* ---------- stats ---------- */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  margin-top:-52px;
  position:relative;
  z-index:5;
}
.stat-item{
  background:#fff;
  padding:26px 20px;
  text-align:center;
}
.stat-num{
  font-size:27px;
  font-weight:800;
  color:var(--sea);
  letter-spacing:-.5px;
}
.stat-num span{font-size:15px;font-weight:700;color:var(--accent-deep);margin-left:2px;}
.stat-label{
  margin-top:6px;
  font-size:13.5px;
  color:var(--muted);
}
/* ---------- grid & cards ---------- */
.grid{display:grid;gap:22px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;
  flex-direction:column;
  height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c3dcee;}
.card-icon{
  width:44px;height:44px;
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:#e8f6fd;
  color:var(--accent-deep);
  margin-bottom:16px;
  flex:0 0 auto;
}
.card-icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.7;}
.card h3{
  font-size:17.5px;
  font-weight:800;
  color:var(--ink);
  line-height:1.5;
}
.card p{
  margin-top:10px;
  font-size:14.6px;
  line-height:1.78;
  color:var(--muted);
}
.card-tags{
  margin-top:16px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 10px;
  border-radius:7px;
  font-size:12.5px;
  font-weight:700;
  color:var(--accent-deep);
  background:#eaf7fd;
  border:1px solid #d3ecf9;
}
.tag-gold{color:#8a5c05;background:#fdf3dd;border-color:#f7e2b4;}
.section-deep .card{
  background:rgba(255,255,255,.055);
  border-color:rgba(255,255,255,.12);
  box-shadow:none;
}
.section-deep .card:hover{border-color:rgba(126,212,245,.5);background:rgba(255,255,255,.085);}
.section-deep .card h3{color:#fff;}
.section-deep .card p{color:#a9c6dc;}
.section-deep .card-icon{background:rgba(47,182,232,.16);color:#7ed4f5;}
/* ---------- media card ---------- */
.media-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c3dcee;}
.media-thumb{
  aspect-ratio:16/9;
  overflow:hidden;
  background:#dce9f3;
}
.media-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.media-card:hover .media-thumb img{transform:scale(1.045);}
.media-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.media-body h3{font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.55;}
.media-body p{margin-top:9px;font-size:14.4px;line-height:1.75;color:var(--muted);}
.media-meta{
  margin-top:auto;
  padding-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12.8px;
  color:#7c93a8;
}
/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step;}
.step{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 24px 26px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c3dcee;}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:11px;
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  color:#fff;
  font-weight:800;
  font-size:16px;
  box-shadow:0 8px 18px rgba(24,137,184,.28);
}
.step h3{margin-top:16px;font-size:17px;font-weight:800;color:var(--ink);}
.step p{margin-top:9px;font-size:14.6px;line-height:1.78;color:var(--muted);}
/* ---------- summary list ---------- */
.summary-box{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:30px 30px 14px;
}
.summary-item{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-bottom:1px dashed var(--line);
}
.summary-item:last-child{border-bottom:0;}
.summary-index{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:8px;
  background:#eaf7fd;
  color:var(--accent-deep);
  font-size:13px;
  font-weight:800;
  display:flex;align-items:center;justify-content:center;
  margin-top:2px;
}
.summary-item p{font-size:14.8px;line-height:1.8;color:var(--ink-soft);}
.summary-item strong{color:var(--ink);}
/* ---------- channel wall ---------- */
.channel{
  display:block;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.channel:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--accent);}
.channel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.channel h3{font-size:17.5px;font-weight:800;color:var(--ink);}
.channel-arrow{color:var(--accent-deep);font-weight:800;transition:transform .2s ease;}
.channel:hover .channel-arrow{transform:translateX(4px);}
.channel p{margin-top:10px;font-size:14.5px;line-height:1.78;color:var(--muted);}
/* ---------- quote wall ---------- */
.quote{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow-sm);
  height:100%;
  display:flex;
  flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.quote:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c3dcee;}
.quote p{font-size:14.8px;line-height:1.8;color:var(--ink-soft);}
.quote-who{
  margin-top:auto;
  padding-top:18px;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--muted);
}
.avatar{
  width:34px;height:34px;
  border-radius:50%;
  background:linear-gradient(135deg,#bfe9fa,#8ad3ef);
  color:#0d4462;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;
  font-size:13.5px;
  flex:0 0 auto;
}
/* ---------- rank list ---------- */
.rank-list{display:flex;flex-direction:column;gap:12px;}
.rank-item{
  display:flex;
  align-items:center;
  gap:16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:16px 20px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rank-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#c3dcee;}
.rank-no{
  width:32px;height:32px;
  border-radius:9px;
  background:#eef6fb;
  color:var(--sea);
  font-weight:800;
  font-size:14px;
  display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.rank-item.top .rank-no{background:linear-gradient(135deg,#f7c86a,var(--gold));color:#3a2604;}
.rank-main{flex:1;min-width:0;}
.rank-main h4{font-size:15.5px;font-weight:800;color:var(--ink);}
.rank-main p{font-size:13.8px;color:var(--muted);margin-top:3px;}
.rank-score{
  font-size:13px;
  font-weight:800;
  color:var(--accent-deep);
  background:#eaf7fd;
  border-radius:7px;
  padding:5px 11px;
  flex:0 0 auto;
}
/* ---------- timeline ---------- */
.timeline{position:relative;padding-left:28px;}
.timeline::before{
  content:"";
  position:absolute;
  left:7px;top:8px;bottom:8px;
  width:2px;
  background:linear-gradient(180deg,rgba(47,182,232,.9),rgba(47,182,232,.15));
}
.tl-item{position:relative;padding:0 0 26px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-27px;top:8px;
  width:12px;height:12px;
  border-radius:50%;
  background:#fff;
  border:3px solid var(--accent);
}
.tl-item h4{font-size:16px;font-weight:800;color:var(--ink);}
.tl-item p{margin-top:6px;font-size:14.5px;line-height:1.78;color:var(--muted);}
.tl-date{
  display:inline-block;
  font-size:12.5px;
  font-weight:800;
  color:var(--accent-deep);
  background:#eaf7fd;
  border-radius:6px;
  padding:2px 9px;
  margin-bottom:8px;
}
/* ---------- news ---------- */
.news-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:26px;align-items:start;}
.news-list{display:flex;flex-direction:column;gap:16px;}
.news-item{
  display:flex;
  gap:16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#c3dcee;}
.news-thumb{flex:0 0 152px;overflow:hidden;background:#dce9f3;}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-content{padding:16px 18px 16px 0;flex:1;min-width:0;display:flex;flex-direction:column;}
.news-content h4{font-size:15.8px;font-weight:800;color:var(--ink);line-height:1.55;}
.news-content p{margin-top:7px;font-size:13.9px;line-height:1.7;color:var(--muted);}
.news-foot{margin-top:auto;padding-top:10px;font-size:12.6px;color:#8298ad;display:flex;gap:12px;flex-wrap:wrap;}
.side-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:24px 22px;
}
.side-panel h3{font-size:16.5px;font-weight:800;color:var(--ink);margin-bottom:14px;}
.side-link{
  display:block;
  padding:11px 0;
  border-bottom:1px dashed var(--line);
  font-size:14.3px;
  line-height:1.7;
  color:var(--ink-soft);
  transition:color .2s ease;
}
.side-link:last-of-type{border-bottom:0;}
.side-link:hover{color:var(--accent-deep);}
.side-link span{display:block;font-size:12.4px;color:#8298ad;margin-top:3px;}
.empty-state{
  background:#fff;
  border:1px dashed #c9dcea;
  border-radius:var(--radius);
  padding:34px 24px;
  text-align:center;
  color:var(--muted);
  font-size:14.5px;
}
/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
details.faq{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);
  padding:0 22px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
details.faq[open]{border-color:#bfe3f6;box-shadow:var(--shadow-md);}
details.faq summary{
  list-style:none;
  cursor:pointer;
  padding:18px 30px 18px 0;
  font-size:15.8px;
  font-weight:800;
  color:var(--ink);
  position:relative;
}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{
  content:"+";
  position:absolute;
  right:0;top:50%;
  transform:translateY(-50%);
  font-size:20px;
  font-weight:700;
  color:var(--accent-deep);
  transition:transform .2s ease;
}
details.faq[open] summary::after{content:"–";}
details.faq p{padding:0 0 20px 0;font-size:14.7px;line-height:1.82;color:var(--muted);}
/* ---------- contact ---------- */
.contact-wrap{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:34px;
  align-items:center;
}
.contact-form{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-md);
  padding:28px 26px;
}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:800;color:var(--ink);margin-bottom:7px;}
.field input,.field textarea{
  width:100%;
  border:1px solid #d5e3ef;
  background:#f9fcfe;
  border-radius:9px;
  padding:11px 14px;
  font-size:14.5px;
  color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input:focus,.field textarea:focus{
  outline:none;
  border-color:var(--accent);
  background:#fff;
  box-shadow:0 0 0 4px rgba(47,182,232,.15);
}
.field textarea{min-height:96px;resize:vertical;}
.form-note{font-size:12.8px;color:#8298ad;margin-top:12px;line-height:1.65;}
/* ---------- footer ---------- */
.site-footer{
  background:var(--abyss);
  color:#9db4c8;
  padding:56px 0 26px;
  border-top:1px solid rgba(255,255,255,.07);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;}
.footer-about{
  margin-top:14px;
  font-size:14px;
  line-height:1.8;
  color:#8fa8bd;
  max-width:360px;
}
.footer-col h4{
  font-size:14px;
  font-weight:800;
  color:#fff;
  margin-bottom:14px;
  letter-spacing:.3px;
}
.footer-col a{
  display:block;
  padding:6px 0;
  font-size:14px;
  color:#9db4c8;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:#7ed4f5;transform:translateX(3px);}
.footer-bottom{
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#7e95aa;
}
/* ---------- mobile tabs ---------- */
.mobile-tabs{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  box-shadow:0 -6px 22px rgba(10,24,38,.10);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom,0px));
}
.mobile-tabs a{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  min-height:44px;
  font-size:11.5px;
  font-weight:700;
  color:#7e95aa;
  border-radius:10px;
  transition:color .2s ease,background .2s ease;
}
.mobile-tabs a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;}
.mobile-tabs a.active{color:var(--accent-deep);background:#eaf7fd;}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .news-layout{grid-template-columns:1fr;}
  .contact-wrap{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand-col{grid-column:1/-1;}
}
@media (max-width:860px){
  .desktop-nav{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
  .mobile-tabs{display:flex;}
  body{padding-bottom:64px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  section.block{padding:54px 0;}
  section.block.tight{padding:44px 0;}
  .grid-3,.grid-2,.grid-4,.steps{grid-template-columns:1fr;}
  .hero{padding:56px 0 72px;}
  .hero-search{flex-direction:column;padding:10px;}
  .hero-search input{height:44px;text-align:center;}
  .hero-search .btn{width:100%;}
  .news-thumb{flex:0 0 108px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .brand{font-size:15.5px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .card{padding:22px 18px;}
  .summary-box{padding:20px 18px 8px;}
  .news-item{flex-direction:column;}
  .news-thumb{flex:none;width:100%;aspect-ratio:16/9;}
  .news-content{padding:0 18px 16px;}
  .hero-chips .chip{font-size:12.5px;height:32px;padding:0 12px;}
}

/* roulang page: article */
:root{
 --ink:#0a1826;
 --ink-soft:#1c3247;
 --sea:#0f2c46;
 --sea-deep:#0b2135;
 --accent:#2fb6e8;
 --accent-deep:#1789b8;
 --gold:#f2b544;
 --paper:#f4f8fb;
 --card:#ffffff;
 --line:#e1eaf3;
 --muted:#5b7189;
 --radius:14px;
 --radius-sm:10px;
 --shadow-sm:0 2px 10px rgba(10,24,38,.06);
 --shadow-md:0 14px 34px rgba(10,24,38,.10);
 --shadow-lg:0 24px 60px rgba(10,24,38,.16);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 color:var(--ink-soft);
 background:var(--paper);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font-family:inherit;font-size:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
 outline:3px solid rgba(47,182,232,.55);
 outline-offset:3px;
 border-radius:6px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(10,24,38,.10);}
.header-inner{height:64px;display:flex;align-items:center;gap:20px;}
.brand{
 display:flex;align-items:center;gap:10px;
 font-weight:800;letter-spacing:.2px;color:var(--ink);
 font-size:17px;white-space:nowrap;
}
.brand-mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(140deg,var(--accent),var(--sea));
 display:flex;align-items:center;justify-content:center;
 box-shadow:0 6px 16px rgba(47,182,232,.32);
 flex:0 0 auto;
}
.brand-mark svg{width:19px;height:19px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
 display:inline-flex;align-items:center;height:38px;padding:0 14px;
 border-radius:9px;font-size:15px;font-weight:600;color:var(--ink-soft);
 transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:#eef6fb;color:var(--accent-deep);}
.nav-link.active{background:#e6f5fc;color:var(--accent-deep);}
.header-cta{margin-left:10px;}
.nav-toggle{
 display:none;margin-left:auto;width:42px;height:42px;
 border-radius:10px;border:1px solid var(--line);background:#fff;
 align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--ink);fill:none;stroke-width:2;stroke-linecap:round;}
.mobile-drawer{
 display:none;border-top:1px solid var(--line);background:#fff;padding:10px 20px 16px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{display:block;padding:12px;border-radius:10px;font-weight:600;color:var(--ink-soft);}
.mobile-drawer a:hover,.mobile-drawer a.active{background:#eef6fb;color:var(--accent-deep);}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:44px;padding:0 22px;border-radius:9px;
 font-size:15px;font-weight:700;border:1px solid transparent;
 cursor:pointer;white-space:nowrap;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-primary{
 background:linear-gradient(135deg,var(--accent),var(--accent-deep));
 color:#fff;box-shadow:0 8px 20px rgba(24,137,184,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(24,137,184,.36);}
.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(24,137,184,.28);}
.btn-ghost{
 background:#fff;color:var(--sea);border-color:#cfe0ee;box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent-deep);box-shadow:var(--shadow-md);}
.btn-gold{
 background:linear-gradient(135deg,#f7c86a,var(--gold));color:#3a2604;
 box-shadow:0 8px 20px rgba(242,181,68,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(242,181,68,.42);}

/* ---------- article hero ---------- */
.article-hero{
 position:relative;overflow:hidden;color:#eaf4fb;
 background:linear-gradient(135deg,#0b2135 0%,#123a58 55%,#0f2c46 100%);
 padding:44px 0 96px;
}
.article-hero::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/eb2261215e440d65.webp') center/cover no-repeat;
 opacity:.22;
}
.article-hero::after{
 content:"";position:absolute;left:0;right:0;bottom:-2px;height:82px;
 background:var(--paper);
 clip-path:polygon(0 100%,100% 26%,100% 100%);
}
.article-hero .container{position:relative;z-index:2;}
.hero-shape{
 position:absolute;right:-90px;top:-70px;width:380px;height:380px;
 background:rgba(47,182,232,.16);transform:rotate(24deg);border-radius:48px;
 z-index:1;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#9dc4dd;margin-bottom:18px;}
.crumbs a{transition:color .2s ease;}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.45;}
.tag-gold{
 display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
 background:rgba(242,181,68,.16);border:1px solid rgba(242,181,68,.45);
 color:#f7c86a;font-size:12.5px;font-weight:700;letter-spacing:.3px;
}
.article-hero h1{
 font-size:clamp(24px,3.4vw,38px);line-height:1.35;font-weight:800;
 color:#fff;margin:14px 0 0;letter-spacing:-.3px;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;font-size:13.5px;color:#b7d3e6;}
.meta-pill{
 display:inline-flex;align-items:center;gap:7px;
 padding:6px 14px;border-radius:999px;
 background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
 font-weight:600;
}

/* ---------- generic section ---------- */
.section{padding:60px 0;}
.section-alt{background:#eef5fa;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:740px;margin:0 0 32px;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;font-weight:800;color:var(--accent-deep);letter-spacing:.6px;
}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--gold));}
.section-title{
 font-size:clamp(22px,2.6vw,30px);font-weight:800;color:var(--ink);
 margin:10px 0 10px;letter-spacing:-.3px;line-height:1.35;
}
.section-sub{color:var(--muted);font-size:15.5px;margin:0;}

/* ---------- article body ---------- */
.article-section{padding:52px 0 64px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start;}
.article-card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:34px 36px;
}
.article-body{font-size:16px;line-height:1.9;color:#2a4258;}
.article-body h2{
 font-size:22px;line-height:1.5;color:var(--ink);
 margin:34px 0 14px;padding-left:14px;
 border-left:4px solid var(--accent);font-weight:800;
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:18px;color:var(--ink);margin:24px 0 10px;font-weight:700;}
.article-body p{margin:0 0 16px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 18px;}
.article-body li{margin:8px 0;}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body a{color:var(--accent-deep);border-bottom:1px solid rgba(23,137,184,.35);}
.article-body a:hover{color:var(--accent);}
.article-body img{border-radius:12px;margin:20px 0;box-shadow:var(--shadow-sm);}
.article-body blockquote{
 margin:20px 0;padding:14px 18px;background:#f0f8fd;
 border-left:4px solid var(--gold);border-radius:0 10px 10px 0;color:#33506a;
}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:#f0f7fc;color:var(--ink);font-weight:700;}
.empty-state{text-align:center;padding:36px 10px 40px;}
.empty-state h2{font-size:22px;color:var(--ink);margin:0 0 12px;font-weight:800;}
.empty-state p{color:var(--muted);font-size:15px;margin:0 auto 22px;max-width:480px;}

/* ---------- aside ---------- */
.aside-card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:22px;margin-bottom:20px;
}
.aside-title{
 font-size:16px;font-weight:800;color:var(--ink);margin:0 0 14px;
 padding-bottom:12px;border-bottom:1px solid var(--line);
 display:flex;align-items:center;gap:8px;
}
.aside-title span{width:8px;height:8px;border-radius:50%;background:var(--gold);}
.side-item{padding:12px 0;border-bottom:1px dashed var(--line);}
.side-item:last-child{border-bottom:0;padding-bottom:0;}
.side-item .k{font-size:15px;font-weight:700;color:var(--ink);}
.side-item .v{font-size:13.5px;color:var(--muted);margin-top:3px;line-height:1.7;}
.aside-note{
 background:linear-gradient(135deg,#eaf6fc,#f7fbfe);
 border:1px solid #d5eaf6;border-radius:var(--radius);
 padding:20px;font-size:14px;color:#2c5772;line-height:1.8;
}
.aside-note strong{color:var(--ink);display:block;margin-bottom:6px;font-size:15px;}

/* ---------- cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column;
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e4f3;}
.card-media{aspect-ratio:16/9;overflow:hidden;background:#dfeaf3;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{font-size:17px;font-weight:800;color:var(--ink);margin:0;line-height:1.5;}
.card-text{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.tag{
 display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;
 background:#eaf6fc;color:var(--accent-deep);font-size:12.5px;font-weight:700;
}

/* ---------- stats ---------- */
.stat-bar{
 display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
 background:linear-gradient(135deg,#0b2135,#134a6e);
 border-radius:18px;padding:30px;box-shadow:var(--shadow-md);
 position:relative;overflow:hidden;
}
.stat-bar::before{
 content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;
 background:rgba(47,182,232,.18);border-radius:50%;
}
.stat-item{position:relative;z-index:2;text-align:center;}
.stat-num{font-size:28px;font-weight:800;color:#fff;letter-spacing:-.5px;line-height:1.2;}
.stat-num em{color:var(--accent);font-style:normal;}
.stat-label{font-size:13.5px;color:#a9c6da;margin-top:8px;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
 background:var(--card);border:1px solid var(--line);border-radius:12px;
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#c9e4f3;box-shadow:var(--shadow-md);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:16px 20px;font-weight:700;color:var(--ink);
 font-size:15.5px;display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:20px;color:var(--accent-deep);font-weight:700;line-height:1;}
.faq-item[open] summary::after{content:"–";}
.faq-answer{padding:0 20px 18px;font-size:14.5px;color:var(--muted);line-height:1.85;}

/* ---------- channels ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.channel{
 display:flex;flex-direction:column;gap:10px;padding:24px;
 border-radius:var(--radius);background:#fff;border:1px solid var(--line);
 box-shadow:var(--shadow-sm);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.channel:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e4f3;}
.channel h3{margin:0;font-size:17px;font-weight:800;color:var(--ink);}
.channel p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.8;}
.channel .more{font-size:14px;font-weight:700;color:var(--accent-deep);margin-top:auto;padding-top:10px;}

/* ---------- cta band ---------- */
.cta-band{
 background:linear-gradient(135deg,#0f2c46,#134a6e);
 border-radius:18px;padding:38px;color:#eaf4fb;
 display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
 box-shadow:var(--shadow-md);
}
.cta-band h2{margin:0;font-size:24px;color:#fff;font-weight:800;letter-spacing:-.3px;}
.cta-band p{margin:8px 0 0;color:#a9c6da;font-size:15px;max-width:520px;}

/* ---------- footer ---------- */
.site-footer{background:var(--sea-deep);color:#b9cfe0;padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px;padding-bottom:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-about{font-size:14.5px;line-height:1.85;color:#9db6c9;max-width:420px;margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin:0 0 14px;font-weight:700;}
.footer-col a{display:block;font-size:14.5px;color:#a9c2d4;padding:6px 0;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--accent);transform:translateX(3px);}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.10);display:flex;flex-wrap:wrap;gap:10px;
 justify-content:space-between;padding:18px 0 22px;font-size:13px;color:#8ba6bb;
}

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

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .article-layout{grid-template-columns:minmax(0,1fr);}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
 .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
 .stat-bar{grid-template-columns:repeat(2,minmax(0,1fr));padding:26px;}
}
@media (max-width:768px){
 .desktop-nav,.header-cta{display:none;}
 .nav-toggle{display:flex;}
 .brand{font-size:16px;}
 .article-hero{padding:32px 0 78px;}
 .article-card{padding:24px 20px;}
 .article-body h2{font-size:20px;}
 .grid-3,.channel-grid,.footer-grid{grid-template-columns:minmax(0,1fr);}
 .section{padding:44px 0;}
 .cta-band{padding:26px;flex-direction:column;align-items:flex-start;}
 .cta-band h2{font-size:21px;}
 .footer-bottom{flex-direction:column;}
 .mobile-tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  display:grid;grid-template-columns:repeat(4,1fr);
  background:rgba(255,255,255,.97);backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  box-shadow:0 -6px 20px rgba(10,24,38,.08);
 }
 .mobile-tabbar a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;font-weight:600;color:var(--muted);
  padding:6px 0;border-radius:10px;min-height:44px;
  transition:color .2s ease,background .2s ease;
 }
 .mobile-tabbar a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
 .mobile-tabbar a.active{color:var(--accent-deep);background:#eaf7fd;}
 body{padding-bottom:70px;}
}
@media (max-width:520px){
 .article-meta{font-size:12.5px;}
 .meta-pill{padding:5px 12px;}
 .article-hero h1{font-size:22px;}
 .stat-num{font-size:23px;}
 .cta-band{padding:22px;}
 .btn{width:100%;}
 .cta-band .btn{width:auto;}
}

/* roulang page: category1 */
:root{
 --ink:#0a1826;
 --ink-soft:#1c3247;
 --sea:#0f2c46;
 --sea-deep:#0b2135;
 --accent:#2fb6e8;
 --accent-deep:#1789b8;
 --gold:#f2b544;
 --paper:#f4f8fb;
 --card:#ffffff;
 --line:#e1eaf3;
 --muted:#5b7189;
 --radius:14px;
 --radius-sm:10px;
 --shadow-sm:0 2px 10px rgba(10,24,38,.06);
 --shadow-md:0 14px 34px rgba(10,24,38,.10);
 --shadow-lg:0 24px 60px rgba(10,24,38,.16);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 color:var(--ink-soft);
 background:var(--paper);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p{margin:0;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
 outline:3px solid rgba(47,182,232,.55);
 outline-offset:3px;
 border-radius:6px;
}
.container{
 width:100%;
 max-width:1180px;
 margin:0 auto;
 padding:0 20px;
}
/* ---------- header ---------- */
.site-header{
 position:sticky;
 top:0;
 z-index:60;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(10,24,38,.10);}
.header-inner{
 height:64px;
 display:flex;
 align-items:center;
 gap:20px;
}
.brand{
 display:flex;
 align-items:center;
 gap:10px;
 font-weight:800;
 letter-spacing:.2px;
 color:var(--ink);
 font-size:17px;
 white-space:nowrap;
}
.brand-mark{
 width:34px;height:34px;
 border-radius:10px;
 background:linear-gradient(140deg,var(--accent),var(--sea));
 display:flex;align-items:center;justify-content:center;
 box-shadow:0 6px 16px rgba(47,182,232,.32);
 flex:0 0 auto;
}
.brand-mark svg{width:19px;height:19px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.desktop-nav{
 display:flex;
 align-items:center;
 gap:6px;
 margin-left:auto;
}
.nav-link{
 display:inline-flex;
 align-items:center;
 height:38px;
 padding:0 14px;
 border-radius:9px;
 font-size:15px;
 font-weight:600;
 color:var(--ink-soft);
 transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:#eef6fb;color:var(--accent-deep);}
.nav-link.active{background:#e6f5fc;color:var(--accent-deep);}
.header-cta{margin-left:10px;}
.nav-toggle{
 display:none;
 margin-left:auto;
 width:42px;height:42px;
 border-radius:10px;
 border:1px solid var(--line);
 background:#fff;
 align-items:center;justify-content:center;
 cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--ink);fill:none;stroke-width:2;stroke-linecap:round;}
.mobile-drawer{
 display:none;
 border-top:1px solid var(--line);
 background:#fff;
 padding:10px 20px 16px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
 display:block;
 padding:12px 12px;
 border-radius:10px;
 font-weight:600;
 color:var(--ink-soft);
}
.mobile-drawer a:hover,.mobile-drawer a.active{background:#eef6fb;color:var(--accent-deep);}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;
 align-items:center;
 justify-content:center;
 gap:8px;
 height:44px;
 padding:0 22px;
 border-radius:9px;
 font-size:15px;
 font-weight:700;
 border:1px solid transparent;
 cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
 white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-primary{
 background:linear-gradient(135deg,var(--accent),var(--accent-deep));
 color:#fff;
 box-shadow:0 8px 20px rgba(24,137,184,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(24,137,184,.36);}
.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(24,137,184,.28);}
.btn-ghost{
 background:#fff;
 color:var(--sea);
 border-color:#cfe0ee;
 box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent-deep);box-shadow:var(--shadow-md);}
.btn-outline-light{
 background:rgba(255,255,255,.08);
 color:#fff;
 border-color:rgba(255,255,255,.42);
}
.btn-outline-light:hover{transform:translateY(-2px);background:rgba(47,182,232,.22);border-color:rgba(47,182,232,.72);}
/* ---------- category hero ---------- */
.cat-hero{
 position:relative;
 overflow:hidden;
 padding:64px 0 70px;
 background:linear-gradient(112deg,rgba(9,25,39,.95) 0%,rgba(11,33,53,.90) 52%,rgba(15,44,70,.80) 100%),url('/assets/images/eb2261215e440d65.webp') center/cover no-repeat;
 color:#eaf4fb;
}
.cat-hero::after{
 content:"";
 position:absolute;
 left:0;right:0;bottom:-1px;
 height:72px;
 background:linear-gradient(180deg,rgba(244,248,251,0),var(--paper));
 pointer-events:none;
}
.cat-hero-grid{
 position:relative;
 z-index:2;
 display:grid;
 grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
 gap:46px;
 align-items:center;
}
.hero-kicker{
 display:inline-flex;
 align-items:center;
 gap:8px;
 padding:7px 16px;
 border-radius:999px;
 background:rgba(47,182,232,.16);
 border:1px solid rgba(47,182,232,.42);
 color:#9ee2fb;
 font-size:13px;
 font-weight:700;
 letter-spacing:.4px;
}
.hero-kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(242,181,68,.18);}
.cat-hero h1{
 margin-top:22px;
 font-size:clamp(26px,3.4vw,40px);
 line-height:1.32;
 font-weight:800;
 letter-spacing:-.4px;
 color:#fff;
}
.cat-hero-lead{
 margin-top:18px;
 max-width:580px;
 font-size:15.5px;
 line-height:1.85;
 color:#c6dcec;
}
.hero-chips{
 margin-top:22px;
 display:flex;
 flex-wrap:wrap;
 gap:10px;
}
.chip{
 display:inline-flex;
 align-items:center;
 height:34px;
 padding:0 14px;
 border-radius:999px;
 font-size:13.5px;
 font-weight:600;
 color:#cfe6f5;
 background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.20);
 transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{background:rgba(47,182,232,.22);border-color:rgba(47,182,232,.58);color:#fff;transform:translateY(-2px);}
.cat-hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px;}
.hero-figure{
 margin:0;
 border-radius:16px;
 overflow:hidden;
 background:#0b2135;
 border:1px solid rgba(255,255,255,.20);
 box-shadow:var(--shadow-lg);
}
.hero-figure img{width:100%;height:312px;object-fit:cover;}
.hero-figure figcaption{
 padding:14px 18px;
 font-size:13.5px;
 line-height:1.7;
 color:#b8d2e4;
 background:rgba(9,25,39,.74);
}
/* ---------- stat band ---------- */
.stat-band{
 padding:34px 0;
 background:#fff;
 border-bottom:1px solid var(--line);
}
.stat-grid{
 display:grid;
 grid-template-columns:repeat(4,minmax(0,1fr));
 gap:18px;
}
.stat-item{
 padding:18px 20px;
 border-radius:var(--radius-sm);
 background:var(--paper);
 border:1px solid var(--line);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#bfe3f5;}
.stat-num{font-size:26px;line-height:1.2;font-weight:800;color:var(--sea);}
.stat-num em{font-style:normal;font-size:14px;font-weight:700;color:var(--muted);margin-left:4px;}
.stat-label{margin-top:6px;font-size:13.5px;color:var(--muted);}
/* ---------- sections ---------- */
.section{padding:72px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:34px;}
.section-eyebrow{
 display:inline-flex;
 align-items:center;
 gap:8px;
 font-size:13px;
 font-weight:700;
 color:var(--accent-deep);
 letter-spacing:.5px;
}
.section-eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--accent);}
.section-head h2{
 margin-top:12px;
 font-size:clamp(22px,2.6vw,30px);
 line-height:1.36;
 font-weight:800;
 color:var(--ink);
 letter-spacing:-.2px;
}
.section-head p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8;}
/* ---------- cards ---------- */
.card-grid{display:grid;gap:20px;}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.card{
 background:var(--card);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:22px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe3f5;}
.card-icon{
 width:40px;height:40px;
 border-radius:11px;
 background:#e9f6fd;
 display:flex;align-items:center;justify-content:center;
 color:var(--accent-deep);
 margin-bottom:14px;
}
.card-icon svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.card h3{margin-bottom:8px;font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;}
.card p{font-size:14.5px;color:var(--muted);line-height:1.78;}
.card-tag{
 display:inline-flex;
 align-items:center;
 margin-top:14px;
 height:26px;
 padding:0 11px;
 border-radius:999px;
 font-size:12.5px;
 font-weight:700;
 color:var(--accent-deep);
 background:#eaf6fd;
 border:1px solid #cfeaf9;
}
/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.step{
 position:relative;
 padding:24px 22px 22px;
 border-radius:var(--radius);
 background:#fff;
 border:1px solid var(--line);
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step::before{
 content:"";
 position:absolute;
 left:22px;top:0;
 width:44px;height:3px;
 border-radius:0 0 3px 3px;
 background:linear-gradient(90deg,var(--accent),var(--gold));
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe3f5;}
.step-no{font-size:13px;font-weight:800;letter-spacing:1.2px;color:var(--accent-deep);}
.step h3{margin:8px 0 8px;font-size:17px;font-weight:700;color:var(--ink);}
.step p{font-size:14.5px;color:var(--muted);line-height:1.78;}
/* ---------- point list ---------- */
.point-list{list-style:none;margin:0;padding:0;display:grid;gap:14px;max-width:960px;}
.point-item{
 display:flex;
 gap:16px;
 align-items:flex-start;
 padding:18px 22px;
 background:#fff;
 border:1px solid var(--line);
 border-left:4px solid var(--accent);
 border-radius:var(--radius-sm);
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.point-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#bfe3f5;border-left-color:var(--accent-deep);}
.point-index{
 flex:0 0 auto;
 width:34px;height:34px;
 border-radius:9px;
 background:#eaf6fd;
 color:var(--accent-deep);
 font-weight:800;
 font-size:14px;
 display:flex;align-items:center;justify-content:center;
}
.point-item h3{margin:0 0 4px;font-size:16px;font-weight:700;color:var(--ink);}
.point-item p{font-size:14.5px;color:var(--muted);line-height:1.78;}
/* ---------- scene cards ---------- */
.scene-card{
 overflow:hidden;
 padding:0;
 background:#fff;
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe3f5;}
.scene-card img{width:100%;height:168px;object-fit:cover;}
.scene-body{padding:20px 22px 22px;}
.scene-body h3{margin-bottom:8px;font-size:17px;font-weight:700;color:var(--ink);}
.scene-body p{font-size:14.5px;color:var(--muted);line-height:1.78;}
/* ---------- dark rank section ---------- */
.section-dark{
 background:linear-gradient(158deg,var(--sea-deep) 0%,var(--sea) 100%);
 color:#dbeaf5;
 padding:72px 0;
}
.section-dark .section-eyebrow{color:#8fd8f7;}
.section-dark .section-head h2{color:#fff;}
.section-dark .section-head p{color:#a8c4d8;}
.rank-list{list-style:none;margin:0;padding:0;display:grid;gap:12px;}
.rank-item{
 display:grid;
 grid-template-columns:56px minmax(0,1fr) auto;
 gap:16px;
 align-items:center;
 padding:18px 22px;
 border-radius:var(--radius-sm);
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.12);
 transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.rank-item:hover{transform:translateY(-3px);background:rgba(47,182,232,.14);border-color:rgba(47,182,232,.48);}
.rank-no{font-size:20px;font-weight:800;color:var(--gold);letter-spacing:.5px;}
.rank-body h3{margin-bottom:4px;font-size:16.5px;font-weight:700;color:#fff;}
.rank-body p{font-size:14px;color:#b3cddf;line-height:1.72;}
.rank-tag{
 font-size:12.5px;
 font-weight:700;
 padding:6px 13px;
 border-radius:999px;
 background:rgba(47,182,232,.18);
 color:#9ee2fb;
 border:1px solid rgba(47,182,232,.42);
 white-space:nowrap;
}
/* ---------- news list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.news-card{
 display:flex;
 flex-direction:column;
 gap:10px;
 padding:22px;
 background:#fff;
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe3f5;}
.news-card h3{font-size:16px;font-weight:700;color:var(--ink);line-height:1.55;}
.news-card p{
 font-size:14px;
 color:var(--muted);
 line-height:1.78;
 display:-webkit-box;
 -webkit-line-clamp:3;
 -webkit-box-orient:vertical;
 overflow:hidden;
}
.news-meta{
 margin-top:auto;
 padding-top:12px;
 display:flex;
 flex-wrap:wrap;
 gap:10px;
 font-size:12.5px;
 color:#7f95a9;
 border-top:1px dashed var(--line);
}
.news-meta span:first-child{color:var(--accent-deep);font-weight:700;}
.news-empty{
 padding:28px;
 text-align:center;
 color:var(--muted);
 font-size:14.5px;
 background:#fff;
 border:1px dashed #cfe0ee;
 border-radius:var(--radius);
}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:880px;}
.faq-item{
 background:#fff;
 border:1px solid var(--line);
 border-radius:var(--radius-sm);
 padding:2px 22px;
 box-shadow:var(--shadow-sm);
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#bfe3f5;box-shadow:var(--shadow-md);}
.faq-item summary{
 cursor:pointer;
 list-style:none;
 padding:17px 0;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:18px;
 font-size:15.5px;
 font-weight:700;
 color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:20px;font-weight:700;color:var(--accent-deep);line-height:1;}
.faq-item[open] summary::after{content:"−";}
.faq-item p{padding-bottom:18px;font-size:14.5px;color:var(--muted);line-height:1.8;}
/* ---------- cta band ---------- */
.cta-band{
 position:relative;
 overflow:hidden;
 padding:66px 0;
 background:linear-gradient(118deg,rgba(9,25,39,.94) 0%,rgba(15,44,70,.86) 100%),url('/assets/images/80cd49f55410102a.webp') center/cover no-repeat;
 color:#eaf4fb;
}
.cta-inner{
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:30px;
 flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;color:#fff;line-height:1.36;}
.cta-inner p{margin-top:12px;max-width:580px;font-size:15px;color:#c1d8e8;line-height:1.8;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
/* ---------- footer ---------- */
.site-footer{background:var(--sea-deep);color:#a9c3d6;padding:56px 0 0;}
.footer-grid{
 display:grid;
 grid-template-columns:1.7fr 1fr 1fr;
 gap:36px;
 padding-bottom:34px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-about{font-size:14px;line-height:1.8;color:#93aec2;max-width:430px;}
.footer-col h4{margin-bottom:14px;font-size:15px;font-weight:700;color:#fff;}
.footer-col a{
 display:block;
 padding:6px 0;
 font-size:14px;
 color:#a9c3d6;
 transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--accent);transform:translateX(2px);}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.12);
 padding:18px 0;
 display:flex;
 justify-content:space-between;
 gap:14px;
 flex-wrap:wrap;
 font-size:13px;
 color:#8ba6bb;
}
/* ---------- mobile tabbar ---------- */
.mobile-tabbar{display:none;}
/* ---------- responsive ---------- */
@media(max-width:1024px){
 .cat-hero-grid{grid-template-columns:1fr;gap:34px;}
 .hero-figure img{height:280px;}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
 .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
 .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:960px){
 .desktop-nav,.header-cta{display:none;}
 .nav-toggle{display:flex;}
 .brand{font-size:16px;}
}
@media(max-width:768px){
 .container{padding:0 16px;}
 .cat-hero{padding:44px 0 58px;}
 .section{padding:52px 0;}
 .section-dark{padding:52px 0;}
 .grid-3,.grid-2{grid-template-columns:1fr;}
 .news-grid{grid-template-columns:1fr;}
 .steps{grid-template-columns:1fr;}
 .rank-item{grid-template-columns:44px minmax(0,1fr);}
 .rank-tag{grid-column:2;justify-self:start;}
 .cta-inner{flex-direction:column;align-items:flex-start;}
 .footer-grid{grid-template-columns:1fr;gap:26px;}
 body{padding-bottom:74px;}
 .mobile-tabbar{
  display:flex;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(8px);
  border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(10,24,38,.08);
  padding:6px 6px calc(6px + env(safe-area-inset-bottom));
 }
 .tab-item{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  min-height:44px;
  font-size:11.5px;
  font-weight:600;
  color:var(--muted);
  border-radius:10px;
  transition:background .2s ease,color .2s ease;
 }
 .tab-item svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
 .tab-item.active{color:var(--accent-deep);background:#eaf6fd;}
}
@media(max-width:520px){
 .hero-figure img{height:220px;}
 .card,.step,.news-card{padding:18px;}
 .point-item{padding:16px 16px;}
 .stat-num{font-size:22px;}
 .btn{width:100%;}
 .cat-hero-actions,.cta-actions{width:100%;}
 .faq-item{padding:2px 16px;}
}

/* roulang page: category3 */
:root{
  --ink:#0a1826;
  --ink-soft:#1c3247;
  --sea:#0f2c46;
  --sea-deep:#0b2135;
  --accent:#2fb6e8;
  --accent-deep:#1789b8;
  --gold:#f2b544;
  --paper:#f4f8fb;
  --card:#ffffff;
  --line:#e1eaf3;
  --muted:#5b7189;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(10,24,38,.06);
  --shadow-md:0 14px 34px rgba(10,24,38,.10);
  --shadow-lg:0 24px 60px rgba(10,24,38,.16);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink-soft);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font-family:inherit;font-size:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid rgba(47,182,232,.55);
  outline-offset:3px;
  border-radius:6px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(10,24,38,.10);}
.header-inner{height:64px;display:flex;align-items:center;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.2px;color:var(--ink);font-size:17px;white-space:nowrap;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(140deg,var(--accent),var(--sea));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(47,182,232,.32);flex:0 0 auto;
}
.brand-mark svg{width:19px;height:19px;stroke:#fff;}
.desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;border-radius:9px;
  font-size:15px;font-weight:600;color:var(--ink-soft);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:#eef6fb;color:var(--accent-deep);}
.nav-link.active{background:#e6f5fc;color:var(--accent-deep);}
.header-cta{margin-left:10px;}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--ink);}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 20px 16px;}
.mobile-drawer.open{display:block;}
.mobile-drawer a{display:block;padding:12px;border-radius:10px;font-weight:600;color:var(--ink-soft);}
.mobile-drawer a:hover,.mobile-drawer a.active{background:#eef6fb;color:var(--accent-deep);}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:9px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  color:#fff;box-shadow:0 8px 20px rgba(24,137,184,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(24,137,184,.36);}
.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(24,137,184,.28);}
.btn-ghost{background:#fff;color:var(--sea);border-color:#cfe0ee;box-shadow:var(--shadow-sm);}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent-deep);box-shadow:var(--shadow-md);}
.btn-gold{background:linear-gradient(135deg,#f7c86a,var(--gold));color:#3a2604;box-shadow:0 8px 20px rgba(242,181,68,.32);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(242,181,68,.42);}
/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#eaf4fb;padding:72px 0 84px;
  background:linear-gradient(115deg,rgba(8,22,35,.94),rgba(11,33,53,.80)),url('/assets/images/84e836f23a503ca9.webp') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:64px;
  background:linear-gradient(180deg,rgba(244,248,251,0),var(--paper));pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:rgba(47,182,232,.16);border:1px solid rgba(47,182,232,.42);
  color:#9ee2fb;font-size:13px;font-weight:700;letter-spacing:.4px;
}
.hero-kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(242,181,68,.18);}
.hero h1{margin:20px 0 0;font-size:clamp(28px,3.6vw,42px);line-height:1.3;font-weight:800;letter-spacing:-.4px;color:#fff;}
.hero-lead{margin:18px 0 0;max-width:640px;font-size:16px;line-height:1.85;color:#c6dcec;}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px;}
.hero-actions .btn-ghost{background:rgba(255,255,255,.10);color:#eaf4fb;border-color:rgba(255,255,255,.30);box-shadow:none;}
.hero-actions .btn-ghost:hover{background:rgba(47,182,232,.24);border-color:rgba(47,182,232,.7);color:#fff;}
.hero-chips{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;
  font-size:13.5px;font-weight:600;color:#cfe6f5;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.20);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{background:rgba(47,182,232,.22);border-color:rgba(120,214,246,.7);color:#fff;transform:translateY(-2px);}
.hero-panel{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);
  border-radius:18px;padding:26px 24px;backdrop-filter:blur(8px);
  box-shadow:0 22px 50px rgba(3,14,25,.42);
}
.panel-title{margin:0 0 6px;font-size:18px;font-weight:800;color:#fff;}
.panel-sub{margin:0 0 14px;font-size:13.5px;color:#a9c6da;}
.check-list{list-style:none;margin:0;padding:0;}
.check-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.16);}
.check-item:last-child{border-bottom:0;}
.check-mark{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;margin-top:3px;
  background:rgba(47,182,232,.22);border:1px solid rgba(120,214,246,.55);
  display:flex;align-items:center;justify-content:center;
}
.check-mark svg{width:13px;height:13px;stroke:#8fe0ff;stroke-width:2.4;fill:none;stroke-linecap:round;stroke-linejoin:round;}
.check-item strong{display:block;color:#fff;font-size:14.5px;font-weight:700;}
.check-item p{margin:2px 0 0;font-size:13px;line-height:1.65;color:#b3cadc;}
.panel-note{margin:16px 0 0;font-size:13px;color:#9ee2fb;border-left:3px solid var(--gold);padding-left:10px;}
/* ---------- sections ---------- */
.section{padding:72px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:780px;margin-bottom:36px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;
  letter-spacing:1px;color:var(--accent-deep);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--gold));}
.section-title{margin:12px 0 0;font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:800;color:var(--ink);letter-spacing:-.2px;}
.section-desc{margin:14px 0 0;font-size:15.5px;line-height:1.85;color:var(--muted);}
/* ---------- cards & grids ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfdff2;}
.card h3{margin:16px 0 0;font-size:17px;font-weight:800;color:var(--ink);line-height:1.5;}
.card p{margin:8px 0 0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.icon-box{
  width:44px;height:44px;border-radius:12px;background:#e8f6fd;color:var(--accent-deep);
  display:flex;align-items:center;justify-content:center;
}
.icon-box svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;
  font-size:12.5px;font-weight:700;color:var(--accent-deep);background:#e8f6fd;border:1px solid #cfe9f8;
}
.card .tag{margin-top:16px;}
/* ---------- solution rows ---------- */
.solution-row{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:stretch;}
.feature-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfdff2;}
.feature-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;}
.feature-body{padding:22px 24px 24px;}
.feature-body h3{margin:0;font-size:17.5px;font-weight:800;color:var(--ink);}
.feature-body p{margin:10px 0 0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.feature-body ul{margin:14px 0 0;padding:0;list-style:none;}
.feature-body li{position:relative;padding-left:18px;font-size:14px;line-height:1.8;color:var(--ink-soft);}
.feature-body li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 3px rgba(47,182,232,.16);
}
/* ---------- steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfdff2;}
.step-num{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;color:#fff;
  background:linear-gradient(135deg,var(--accent),var(--sea));
  box-shadow:0 8px 18px rgba(24,137,184,.26);
}
.step-card h3{margin:16px 0 0;font-size:17px;font-weight:800;color:var(--ink);}
.step-card p{margin:8px 0 0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.step-card .tag{margin-top:16px;}
/* ---------- deep data ---------- */
.section-deep{
  color:#dceaf5;
  background:linear-gradient(135deg,var(--sea-deep),#12405f 65%,#155a7e);
  position:relative;overflow:hidden;
}
.section-deep::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 18%,rgba(47,182,232,.28),transparent 55%);
  pointer-events:none;
}
.section-deep .container{position:relative;z-index:2;}
.section-deep .eyebrow{color:#8fe0ff;}
.section-deep .section-title{color:#fff;}
.section-deep .section-desc{color:#a9c6da;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px;}
.stat-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:22px;transition:background .2s ease,transform .2s ease;
}
.stat-card:hover{background:rgba(47,182,232,.16);transform:translateY(-3px);}
.stat-num{font-size:32px;font-weight:800;color:#fff;line-height:1.2;letter-spacing:-.5px;}
.stat-num span{font-size:15px;font-weight:700;color:#8fe0ff;margin-left:4px;}
.stat-label{margin-top:6px;font-size:14px;color:#a9c6da;}
.deep-note{margin:26px 0 0;font-size:14.5px;line-height:1.85;color:#b3cadc;max-width:820px;}
/* ---------- audience ---------- */
.audience-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);border-top:3px solid var(--accent);
  transition:transform .2s ease,box-shadow .2s ease;
}
.audience-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.audience-card h3{margin:0;font-size:17px;font-weight:800;color:var(--ink);}
.audience-card p{margin:10px 0 0;font-size:14.5px;line-height:1.8;color:var(--muted);}
/* ---------- quotes ---------- */
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.quote-mark{font-size:34px;line-height:1;font-weight:800;color:#cfe9f8;}
.quote-card p{margin:6px 0 0;font-size:14.5px;line-height:1.85;color:var(--ink-soft);}
.quote-meta{margin-top:16px;display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);}
.quote-avatar{
  width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:#e8f6fd;color:var(--accent-deep);font-weight:800;font-size:13px;
}
/* ---------- news list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfdff2;}
.news-card .tag{align-self:flex-start;margin:0 0 12px;}
.news-card h3{margin:0;font-size:16.5px;font-weight:800;line-height:1.55;color:var(--ink);}
.news-card:hover h3{color:var(--accent-deep);}
.news-card p{margin:10px 0 0;font-size:14px;line-height:1.75;color:var(--muted);}
.news-foot{margin-top:auto;padding-top:16px;font-size:13px;color:#8ba1b6;display:flex;justify-content:space-between;gap:10px;}
.news-empty{
  grid-column:1/-1;background:#fff;border:1px dashed #c9dcea;border-radius:var(--radius);
  padding:36px 24px;text-align:center;color:var(--muted);font-size:15px;
}
.news-more{margin-top:30px;text-align:center;}
/* ---------- faq ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);margin-bottom:14px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#bfdff2;box-shadow:var(--shadow-md);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:var(--accent-deep);line-height:1;flex:0 0 auto;
  transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item[open] summary{color:var(--accent-deep);}
.faq-answer{padding:0 22px 20px;font-size:14.5px;line-height:1.85;color:var(--muted);}
/* ---------- cta band ---------- */
.cta-band{
  background:linear-gradient(135deg,#0d2a43,#155a7e 70%,#1789b8);
  border-radius:18px;padding:44px 44px;color:#eaf4fb;
  display:flex;align-items:center;justify-content:space-between;gap:30px;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,182,232,.36),transparent 70%);pointer-events:none;
}
.cta-band h2{margin:0;font-size:clamp(20px,2.4vw,26px);font-weight:800;color:#fff;line-height:1.4;}
.cta-band p{margin:10px 0 0;font-size:14.5px;line-height:1.8;color:#b9d4e6;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}
/* ---------- footer ---------- */
.site-footer{background:var(--sea-deep);color:#b9cddc;padding:56px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;}
.footer-about{margin:16px 0 0;font-size:14px;line-height:1.85;color:#93aec3;max-width:420px;}
.footer-col h4{margin:0 0 12px;font-size:15px;font-weight:800;color:#fff;}
.footer-col a{display:block;padding:6px 0;font-size:14px;color:#a9c2d5;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:#8fe0ff;transform:translateX(2px);}
.footer-bottom{
  margin-top:36px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.5px;color:#8ba1b6;
}
/* ---------- mobile tabbar ---------- */
.mobile-tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;height:62px;
  background:rgba(255,255,255,.98);border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(10,24,38,.08);backdrop-filter:blur(10px);
}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11.5px;font-weight:600;color:var(--muted);min-height:44px;
  transition:color .2s ease;
}
.tab-item svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.tab-item.active{color:var(--accent-deep);}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-lead{max-width:none;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .step-grid{grid-template-columns:1fr;}
  .solution-row{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px;}
}
@media (max-width:768px){
  .desktop-nav{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:52px 0 62px;}
  .section{padding:52px 0;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .mobile-tabbar{display:flex;}
  html body{padding-bottom:62px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand{font-size:15px;}
  .hero h1{font-size:26px;}
  .stat-grid{grid-template-columns:1fr;}
  .hero-panel{padding:20px 18px;}
  .cta-band{padding:28px 20px;}
  .btn{height:42px;padding:0 18px;font-size:14.5px;}
}

/* roulang page: category2 */
:root{
 --ink:#0a1826;
 --ink-soft:#1c3247;
 --sea:#0f2c46;
 --sea-deep:#0b2135;
 --accent:#2fb6e8;
 --accent-deep:#1789b8;
 --gold:#f2b544;
 --paper:#f4f8fb;
 --card:#ffffff;
 --line:#e1eaf3;
 --muted:#5b7189;
 --radius:14px;
 --radius-sm:10px;
 --shadow-sm:0 2px 10px rgba(10,24,38,.06);
 --shadow-md:0 14px 34px rgba(10,24,38,.10);
 --shadow-lg:0 24px 60px rgba(10,24,38,.16);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
html{scroll-behavior:smooth;}
body.page-body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 color:var(--ink-soft);
 background:var(--paper);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font-family:inherit;font-size:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
 outline:3px solid rgba(47,182,232,.55);
 outline-offset:3px;
 border-radius:6px;
}
.container{
 width:100%;
 max-width:1180px;
 margin:0 auto;
 padding:0 20px;
}
/* ---------- header ---------- */
.site-header{
 position:sticky;
 top:0;
 z-index:60;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(10,24,38,.10);}
.header-inner{
 height:64px;
 display:flex;
 align-items:center;
 gap:20px;
}
.brand{
 display:flex;
 align-items:center;
 gap:10px;
 font-weight:800;
 letter-spacing:.2px;
 color:var(--ink);
 font-size:17px;
 white-space:nowrap;
}
.brand-mark{
 width:34px;height:34px;
 border-radius:10px;
 background:linear-gradient(140deg,var(--accent),var(--sea));
 display:flex;align-items:center;justify-content:center;
 box-shadow:0 6px 16px rgba(47,182,232,.32);
 flex:0 0 auto;
}
.brand-mark svg{width:19px;height:19px;stroke:#fff;fill:none;}
.desktop-nav{
 display:flex;
 align-items:center;
 gap:6px;
 margin-left:auto;
}
.nav-link{
 display:inline-flex;
 align-items:center;
 height:38px;
 padding:0 14px;
 border-radius:9px;
 font-size:15px;
 font-weight:600;
 color:var(--ink-soft);
 transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:#eef6fb;color:var(--accent-deep);}
.nav-link.active{background:#e6f5fc;color:var(--accent-deep);}
.header-cta{margin-left:10px;}
.nav-toggle{
 display:none;
 margin-left:auto;
 width:42px;height:42px;
 border-radius:10px;
 border:1px solid var(--line);
 background:#fff;
 align-items:center;justify-content:center;
 cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--ink);fill:none;}
.mobile-drawer{
 display:none;
 border-top:1px solid var(--line);
 background:#fff;
 padding:10px 20px 16px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
 display:block;
 padding:12px 12px;
 border-radius:10px;
 font-weight:600;
 color:var(--ink-soft);
}
.mobile-drawer a:hover,.mobile-drawer a.active{background:#eef6fb;color:var(--accent-deep);}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;
 align-items:center;
 justify-content:center;
 gap:8px;
 height:44px;
 padding:0 22px;
 border-radius:9px;
 font-size:15px;
 font-weight:700;
 border:1px solid transparent;
 cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
 white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-primary{
 background:linear-gradient(135deg,var(--accent),var(--accent-deep));
 color:#fff;
 box-shadow:0 8px 20px rgba(24,137,184,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(24,137,184,.36);}
.btn-primary:active{transform:translateY(0);box-shadow:0 5px 14px rgba(24,137,184,.28);}
.btn-ghost{
 background:#fff;
 color:var(--sea);
 border-color:#cfe0ee;
 box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent-deep);box-shadow:var(--shadow-md);}
.btn-gold{
 background:linear-gradient(135deg,#f7c86a,var(--gold));
 color:#3a2604;
 box-shadow:0 8px 20px rgba(242,181,68,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(242,181,68,.42);}
.btn-outline-light{
 background:transparent;
 color:#dff1fb;
 border-color:rgba(255,255,255,.42);
}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-2px);}
/* ---------- category hero ---------- */
.cat-hero{
 position:relative;
 overflow:hidden;
 color:#eaf4fb;
 background:linear-gradient(112deg,rgba(8,22,36,.95) 0%,rgba(9,26,41,.90) 48%,rgba(15,44,70,.78) 100%),url('/assets/images/eb2261215e440d65.webp') center/cover no-repeat;
 padding:62px 0 76px;
}
.cat-hero::after{
 content:"";
 position:absolute;
 inset:auto 0 -1px 0;
 height:64px;
 background:linear-gradient(180deg,rgba(244,248,251,0),var(--paper));
 pointer-events:none;
}
.cat-hero-grid{
 position:relative;
 z-index:2;
 display:grid;
 grid-template-columns:1.12fr .88fr;
 gap:48px;
 align-items:center;
}
.eyebrow{
 display:inline-flex;
 align-items:center;
 gap:9px;
 padding:7px 16px;
 border-radius:999px;
 background:rgba(47,182,232,.16);
 border:1px solid rgba(47,182,232,.42);
 color:#a5e4fb;
 font-size:13px;
 font-weight:700;
 letter-spacing:.5px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(242,181,68,.18);}
.cat-hero h1{
 margin:20px 0 0;
 font-size:clamp(27px,3.4vw,41px);
 line-height:1.3;
 font-weight:800;
 letter-spacing:-.4px;
 color:#fff;
}
.cat-hero .hero-lead{
 margin:18px 0 0;
 max-width:560px;
 font-size:16px;
 line-height:1.85;
 color:#c3daea;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-tag{
 display:inline-flex;
 align-items:center;
 height:32px;
 padding:0 14px;
 border-radius:999px;
 font-size:13px;
 font-weight:600;
 color:#cfe6f5;
 background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.20);
 transition:background .2s ease,border-color .2s ease,color .2s ease;
}
.hero-tag:hover{background:rgba(47,182,232,.22);border-color:rgba(47,182,232,.55);color:#fff;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.rec-card{
 background:#fff;
 color:var(--ink);
 border-radius:18px;
 padding:26px 26px 24px;
 border:1px solid rgba(255,255,255,.7);
 box-shadow:0 28px 64px rgba(3,14,26,.45);
 position:relative;
}
.rec-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.rec-label{font-size:13px;font-weight:700;letter-spacing:.6px;color:var(--muted);}
.rec-badge{
 display:inline-flex;
 align-items:center;
 height:24px;
 padding:0 10px;
 border-radius:999px;
 font-size:12px;
 font-weight:700;
 color:#7a5207;
 background:#fdf3dd;
 border:1px solid #f4dfae;
}
.rec-tier{
 margin-top:14px;
 display:flex;
 align-items:baseline;
 gap:10px;
 font-size:34px;
 font-weight:800;
 line-height:1.1;
 color:var(--accent-deep);
 letter-spacing:-.5px;
}
.rec-tier small{font-size:14px;font-weight:600;color:var(--muted);letter-spacing:0;}
.rec-desc{margin:10px 0 0;font-size:14.5px;line-height:1.75;color:var(--muted);}
.rec-list{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:10px;}
.rec-list li{
 display:flex;
 gap:10px;
 font-size:14px;
 line-height:1.6;
 color:var(--ink-soft);
}
.rec-list li::before{
 content:"";
 width:7px;height:7px;
 border-radius:50%;
 background:var(--accent);
 margin-top:8px;
 flex:0 0 auto;
}
.rec-card .btn{width:100%;margin-top:20px;}
/* ---------- sections ---------- */
.section{padding:72px 0;}
.section-alt{background:#eef5fa;}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.accent-line{
 width:46px;height:4px;border-radius:2px;
 background:linear-gradient(90deg,var(--accent),var(--gold));
 margin-bottom:16px;
}
.section-head.center .accent-line{margin-left:auto;margin-right:auto;}
.section-title{
 margin:0 0 12px;
 font-size:clamp(22px,2.4vw,30px);
 line-height:1.35;
 font-weight:800;
 color:var(--ink);
 letter-spacing:-.3px;
}
.section-sub{margin:0;font-size:15.5px;line-height:1.8;color:var(--muted);}
/* ---------- grids ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
/* ---------- cards ---------- */
.card{
 background:var(--card);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:26px 24px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e3f4;}
.card h3{margin:14px 0 8px;font-size:18px;font-weight:800;color:var(--ink);line-height:1.45;}
.card p{margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.card-icon{
 width:44px;height:44px;
 border-radius:12px;
 display:flex;align-items:center;justify-content:center;
 background:#e9f5fc;
 color:var(--accent-deep);
}
.card-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.tag{
 display:inline-flex;
 align-items:center;
 height:26px;
 padding:0 11px;
 margin-top:16px;
 border-radius:999px;
 font-size:12.5px;
 font-weight:700;
 color:var(--accent-deep);
 background:#e8f5fc;
 border:1px solid #cfe9f7;
}
/* ---------- tier cards ---------- */
.tier-card{
 position:relative;
 background:var(--card);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:28px 24px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e3f4;}
.tier-card.featured{
 border-color:var(--accent);
 box-shadow:0 18px 44px rgba(24,137,184,.18);
 transform:translateY(-6px);
}
.tier-card.featured:hover{transform:translateY(-10px);box-shadow:0 24px 54px rgba(24,137,184,.24);}
.tier-flag{
 position:absolute;
 top:-13px;left:24px;
 display:inline-flex;
 align-items:center;
 height:26px;
 padding:0 12px;
 border-radius:999px;
 font-size:12.5px;
 font-weight:800;
 color:#fff;
 background:linear-gradient(135deg,var(--accent),var(--accent-deep));
 box-shadow:0 6px 16px rgba(24,137,184,.32);
}
.tier-name{font-size:15px;font-weight:700;color:var(--muted);letter-spacing:.4px;}
.tier-mult{
 margin-top:8px;
 font-size:32px;
 font-weight:800;
 line-height:1.15;
 color:var(--sea);
 letter-spacing:-.6px;
}
.tier-mult span{font-size:15px;font-weight:700;color:var(--muted);margin-left:6px;letter-spacing:0;}
.tier-card p{margin:12px 0 0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.tier-points{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:9px;}
.tier-points li{position:relative;padding-left:18px;font-size:14px;line-height:1.65;color:var(--ink-soft);}
.tier-points li::before{
 content:"";
 position:absolute;
 left:0;top:8px;
 width:7px;height:7px;
 border-radius:2px;
 background:var(--gold);
}
/* ---------- fish cards ---------- */
.fish-card{
 background:var(--card);
 border:1px solid var(--line);
 border-radius:var(--radius);
 overflow:hidden;
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.fish-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e3f4;}
.fish-card img{width:100%;height:168px;object-fit:cover;}
.fish-body{padding:20px 22px 24px;}
.fish-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.fish-head h3{margin:0;font-size:17px;font-weight:800;color:var(--ink);}
.fish-score{
 display:inline-flex;
 align-items:center;
 height:24px;
 padding:0 11px;
 border-radius:999px;
 font-size:12.5px;
 font-weight:800;
 color:#7a5207;
 background:#fdf3dd;
 border:1px solid #f4dfae;
 white-space:nowrap;
}
.fish-body p{margin:12px 0 0;font-size:14.5px;line-height:1.8;color:var(--muted);}
/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
 background:#fff;
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:26px 22px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e3f4;}
.step-num{
 width:40px;height:40px;
 border-radius:12px;
 display:flex;align-items:center;justify-content:center;
 font-size:16px;font-weight:800;
 color:#fff;
 background:linear-gradient(140deg,var(--accent),var(--sea));
 box-shadow:0 8px 18px rgba(24,137,184,.26);
}
.step h3{margin:16px 0 8px;font-size:17px;font-weight:800;color:var(--ink);}
.step p{margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);}
/* ---------- stats ---------- */
.stat-strip{
 display:grid;
 grid-template-columns:repeat(4,1fr);
 gap:1px;
 background:var(--line);
 border:1px solid var(--line);
 border-radius:var(--radius);
 overflow:hidden;
 box-shadow:var(--shadow-sm);
}
.stat-item{background:#fff;padding:28px 24px;transition:background .2s ease;}
.stat-item:hover{background:#f8fcff;}
.stat-num{font-size:30px;font-weight:800;line-height:1.2;color:var(--accent-deep);letter-spacing:-.5px;}
.stat-num span{font-size:15px;font-weight:700;margin-left:4px;}
.stat-label{margin-top:6px;font-size:14px;line-height:1.65;color:var(--muted);}
/* ---------- scenes ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.scene-item{
 display:flex;
 gap:16px;
 padding:22px 24px;
 background:#fff;
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#c9e3f4;}
.scene-icon{
 width:42px;height:42px;
 border-radius:12px;
 background:#eaf6fd;
 color:var(--accent-deep);
 display:flex;align-items:center;justify-content:center;
 flex:0 0 auto;
}
.scene-icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.scene-item h3{margin:0 0 6px;font-size:16.5px;font-weight:800;color:var(--ink);}
.scene-item p{margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);}
/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
 display:flex;
 flex-direction:column;
 background:#fff;
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:24px 22px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e3f4;}
.news-title{margin:0;font-size:16.5px;font-weight:800;line-height:1.6;color:var(--ink);}
.news-excerpt{margin:10px 0 0;font-size:14px;line-height:1.8;color:var(--muted);flex:1 1 auto;}
.news-meta{
 display:flex;flex-wrap:wrap;align-items:center;gap:10px;
 margin-top:16px;padding-top:14px;
 border-top:1px dashed var(--line);
 font-size:12.5px;color:#7b8fa3;
}
.news-tag{
 display:inline-flex;align-items:center;height:23px;padding:0 10px;
 border-radius:999px;font-size:12px;font-weight:700;
 color:var(--accent-deep);background:#e8f5fc;border:1px solid #cfe9f7;
}
.news-empty{
 grid-column:1/-1;
 padding:34px 24px;
 text-align:center;
 font-size:14.5px;
 color:var(--muted);
 background:#fff;
 border:1px dashed #cfe0ee;
 border-radius:var(--radius);
}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;}
.faq-item{
 background:#fff;
 border:1px solid var(--line);
 border-radius:var(--radius-sm);
 box-shadow:var(--shadow-sm);
 overflow:hidden;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#c3e2f4;box-shadow:var(--shadow-md);}
.faq-item summary{
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:16px;
 padding:19px 24px;
 font-size:16px;
 font-weight:700;
 color:var(--ink);
 cursor:pointer;
 list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"";
 width:10px;height:10px;
 flex:0 0 auto;
 border-right:2px solid var(--accent-deep);
 border-bottom:2px solid var(--accent-deep);
 transform:rotate(45deg);
 transition:transform .2s ease;
 margin-right:4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-answer{
 padding:0 24px 22px;
 font-size:15px;
 line-height:1.85;
 color:var(--muted);
}
/* ---------- cta band ---------- */
.cta-band{
 background:linear-gradient(118deg,var(--sea-deep),var(--sea) 56%,#124a6b);
 border-radius:18px;
 padding:44px 46px;
 color:#eaf4fb;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:32px;
 flex-wrap:wrap;
 box-shadow:var(--shadow-lg);
}
.cta-band h2{margin:0;font-size:clamp(20px,2.2vw,26px);font-weight:800;line-height:1.45;color:#fff;}
.cta-band p{margin:10px 0 0;font-size:15px;line-height:1.8;color:#b9d3e5;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
/* ---------- footer ---------- */
.site-footer{
 background:var(--sea-deep);
 color:#a9c3d6;
 padding:58px 0 0;
 margin-top:0;
}
.footer-grid{
 display:grid;
 grid-template-columns:1.6fr 1fr 1fr;
 gap:38px;
 padding-bottom:38px;
}
.footer-brand{
 display:flex;
 align-items:center;
 gap:10px;
 color:#fff;
 font-weight:800;
 font-size:17px;
 margin-bottom:14px;
}
.footer-about{
 margin:0;
 max-width:430px;
 font-size:14px;
 line-height:1.85;
 color:#93aec3;
}
.footer-col h4{margin:0 0 14px;font-size:15px;font-weight:800;color:#fff;letter-spacing:.3px;}
.footer-col a{
 display:block;
 padding:6px 0;
 font-size:14px;
 color:#9db9cf;
 transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:#fff;transform:translateX(3px);}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.12);
 padding:20px 0 24px;
 display:flex;
 flex-wrap:wrap;
 align-items:center;
 justify-content:space-between;
 gap:14px;
 font-size:13px;
 color:#7f9cb2;
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .cat-hero-grid{grid-template-columns:1fr;gap:36px;}
 .grid-4,.steps{grid-template-columns:repeat(2,1fr);}
 .footer-grid{grid-template-columns:1fr 1fr;}
 .news-grid{grid-template-columns:repeat(2,1fr);}
 .tier-card.featured{transform:none;}
 .tier-card.featured:hover{transform:translateY(-4px);}
}
@media (max-width:768px){
 .desktop-nav,.header-cta{display:none;}
 .nav-toggle{display:flex;}
 .container{padding:0 18px;}
 .grid-2,.grid-3,.scene-grid,.news-grid{grid-template-columns:1fr;}
 .stat-strip{grid-template-columns:1fr 1fr;}
 .section{padding:54px 0;}
 .cat-hero{padding:46px 0 62px;}
 .cta-band{padding:32px 26px;}
 .cta-actions{width:100%;}
 .footer-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:520px){
 .steps,.grid-4,.stat-strip{grid-template-columns:1fr;}
 .hero-actions .btn,.cta-actions .btn{width:100%;}
 .brand{font-size:15.5px;}
 .stat-num{font-size:26px;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}