/* roulang page: index */
:root{
  --ink:#141a20;
  --ink-2:#39424c;
  --muted:#747f8a;
  --line:#e8e4dd;
  --line-strong:#d6d0c5;
  --bg:#fbfaf7;
  --surface:#ffffff;
  --surface-2:#f4f1eb;
  --accent:#1e6b5e;
  --accent-deep:#154d44;
  --accent-soft:#e7f0ed;
  --brass:#b8863f;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(20,26,32,.04), 0 8px 24px rgba(20,26,32,.06);
  --shadow-hover:0 2px 6px rgba(20,26,32,.07), 0 18px 40px rgba(20,26,32,.13);
  --maxw:1180px;
  --hero-notch:#0d141a;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:15px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
a{color:var(--accent);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-deep);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,250,247,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(20,26,32,.08);}
.nav-bar{
  height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px;
}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(150deg,var(--accent),var(--accent-deep));
  display:inline-flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:1.7;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;display:inline-block;
  padding:8px 14px;border-radius:999px;
  font-size:14.5px;color:var(--ink-2);
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--accent-deep);font-weight:600;background:var(--accent-soft);}
.nav-links a.active::after{transform:scaleX(0);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line-strong);
  background:var(--surface);border-radius:10px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.8;}
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--bg);padding:10px 24px 18px;}
.mobile-menu a{display:block;padding:11px 2px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:none;}
.mobile-menu a.active{color:var(--accent-deep);font-weight:600;}
.mobile-menu.open{display:block;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:8px;font-size:14.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  min-height:42px;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(30,107,94,.22);}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(21,77,68,.26);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{color:var(--accent-deep);border-color:var(--accent);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:13.5px;min-height:38px;}
.btn-block{width:100%;}
.btn-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-light:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px);}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--hero-notch);
  color:#e7ecef;
  padding:64px 0 72px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(120deg,rgba(9,15,20,.94) 0%,rgba(9,15,20,.82) 45%,rgba(12,32,29,.78) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:1;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:2px;text-transform:uppercase;
  color:#8fd0c2;border:1px solid rgba(143,208,194,.35);
  padding:5px 12px;border-radius:999px;margin-bottom:20px;
}
.hero h1{
  color:#fff;font-size:38px;line-height:1.34;letter-spacing:.5px;margin-bottom:18px;
}
.hero-lead{font-size:15.5px;line-height:1.85;color:#c3ccd2;max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;}
.tag-row li{
  font-size:12.5px;color:#b7c3ca;padding:5px 13px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.05);
}

/* ticket */
.ticket{
  position:relative;background:var(--surface);color:var(--ink-2);
  border-radius:18px;border:1px solid var(--line);
  box-shadow:0 24px 60px rgba(0,0,0,.35);
  padding:26px 26px 28px;max-width:366px;margin-left:auto;width:100%;
}
.ticket-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.ticket-label{font-size:12px;letter-spacing:2px;color:var(--brass);font-weight:700;}
.ticket-code{font-size:12px;color:var(--muted);border:1px dashed var(--line-strong);border-radius:6px;padding:2px 8px;}
.ticket h2{font-size:21px;line-height:1.45;margin:16px 0 10px;}
.ticket-desc{font-size:13.5px;color:var(--muted);line-height:1.7;}
.ticket-perf{position:relative;border-top:1px dashed var(--line-strong);margin:22px -26px;height:0;}
.ticket-perf::before,.ticket-perf::after{
  content:"";position:absolute;top:-11px;width:22px;height:22px;border-radius:50%;
  background:var(--hero-notch);
}
.ticket-perf::before{left:-11px;}
.ticket-perf::after{right:-11px;}
.ticket-list{display:grid;gap:9px;margin-bottom:22px;}
.ticket-list li{display:flex;gap:9px;font-size:13.5px;color:var(--ink-2);align-items:flex-start;}
.ticket-list svg{width:15px;height:15px;flex:0 0 15px;margin-top:4px;stroke:var(--accent);fill:none;stroke-width:2;}
.ticket-note{font-size:12px;color:var(--muted);text-align:center;margin-top:12px;}

/* ---------- sections ---------- */
.section{padding:76px 0;border-top:1px solid transparent;}
.section.alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:1.6px;color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px;}
.section-head h2{font-size:27px;line-height:1.45;margin-bottom:12px;}
.section-head p{font-size:14.5px;color:var(--muted);line-height:1.8;}

.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}

/* cards */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.card h3{font-size:17px;line-height:1.5;margin-bottom:9px;}
.card p{font-size:14px;color:var(--muted);line-height:1.76;}
.card .ico{
  width:38px;height:38px;border-radius:10px;background:var(--accent-soft);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card .ico svg{width:19px;height:19px;stroke:var(--accent-deep);fill:none;stroke-width:1.7;}
.badge{
  display:inline-block;font-size:12px;color:var(--accent-deep);background:var(--accent-soft);
  border-radius:999px;padding:3px 11px;font-weight:600;
}
.badge.brass{color:#7d5a24;background:#f6eddd;}

/* catalog */
.catalog-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;}
.catalog-item{
  display:flex;gap:18px;padding:22px 4px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.catalog-item:hover{background:rgba(30,107,94,.04);}
.catalog-num{
  font-size:13px;font-weight:700;color:var(--brass);letter-spacing:1px;
  flex:0 0 34px;padding-top:3px;
}
.catalog-item h3{font-size:15.5px;margin-bottom:6px;}
.catalog-item p{font-size:13.5px;color:var(--muted);line-height:1.72;}

/* metrics */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:34px;}
.metric{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);
}
.metric strong{display:block;font-size:27px;color:var(--ink);line-height:1.2;letter-spacing:.5px;}
.metric span{display:block;font-size:13px;color:var(--muted);margin-top:6px;}
.metric em{font-style:normal;font-size:12px;color:var(--brass);font-weight:700;}
.chart{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);
}
.chart h3{font-size:16px;margin-bottom:6px;}
.chart .chart-note{font-size:13px;color:var(--muted);margin-bottom:22px;}
.bar-row{display:grid;grid-template-columns:72px 1fr 64px;align-items:center;gap:14px;margin-bottom:16px;}
.bar-row span{font-size:13.5px;color:var(--ink-2);}
.bar-track{height:10px;border-radius:999px;background:var(--surface-2);overflow:hidden;}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),#4f9c8c);}
.bar-fill.brass{background:linear-gradient(90deg,#c79a56,#dcc094);}
.bar-row b{font-size:13.5px;color:var(--ink);text-align:right;font-weight:700;}

/* resource cards */
.res-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.res-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.res-card .thumb{aspect-ratio:16/9;width:100%;object-fit:cover;border-radius:0;}
.res-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.res-body h3{font-size:16px;line-height:1.55;}
.res-body h3 a{color:var(--ink);}
.res-body h3 a:hover{color:var(--accent-deep);}
.res-body p{font-size:13.5px;color:var(--muted);line-height:1.7;flex:1;}
.meta-row{display:flex;flex-wrap:wrap;gap:14px;font-size:12.5px;color:var(--muted);}
.meta-row .badge{font-size:11.5px;}

/* split scene */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
}
.split-media{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;border-radius:0;}
.step-list{display:grid;gap:18px;}
.step-item{display:flex;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);}
.step-item .n{
  flex:0 0 34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.step-item h3{font-size:15px;margin-bottom:5px;}
.step-item p{font-size:13.5px;color:var(--muted);line-height:1.7;}

/* quick start band */
.band{
  background:linear-gradient(135deg,#111b21,#17332d);color:#dbe4e6;
  border-radius:16px;padding:40px;display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
}
.band .step h3{color:#fff;font-size:16px;margin-bottom:8px;}
.band .step p{font-size:13.5px;color:#a9b8bd;line-height:1.72;}
.band .step span{font-size:12px;letter-spacing:2px;color:#7fc4b4;font-weight:700;display:block;margin-bottom:10px;}

/* stats row */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:var(--shadow);}
.stats-row div{padding:26px 22px;border-right:1px solid var(--line);}
.stats-row div:last-child{border-right:none;}
.stats-row strong{display:block;font-size:25px;color:var(--accent-deep);line-height:1.2;}
.stats-row span{font-size:13px;color:var(--muted);display:block;margin-top:7px;line-height:1.6;}

/* opinion */
.opinion{
  border-left:3px solid var(--accent);background:var(--surface);
  border-radius:0 var(--radius) var(--radius) 0;padding:22px 24px;box-shadow:var(--shadow);
}
.opinion p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.opinion cite{display:block;margin-top:14px;font-style:normal;font-size:12.5px;color:var(--muted);}

/* path */
.path{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.path-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);}
.path-item span{font-size:12px;letter-spacing:1.6px;color:var(--brass);font-weight:700;}
.path-item h3{font-size:15.5px;margin:10px 0 8px;}
.path-item p{font-size:13.5px;color:var(--muted);line-height:1.7;}

/* spec table */
.spec-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.spec-table th,.spec-table td{padding:14px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);}
.spec-table th{background:var(--surface-2);color:var(--ink);font-weight:600;width:34%;}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none;}
.spec-table td{color:var(--muted);}

/* category wall */
.cat-card{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--accent);}
.cat-card h3{font-size:18px;margin-bottom:10px;color:var(--ink);}
.cat-card p{font-size:13.5px;color:var(--muted);line-height:1.75;margin-bottom:16px;}
.cat-card .go{font-size:13.5px;font-weight:600;color:var(--accent);}

/* news */
.news-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:36px;align-items:start;}
.news-main{display:grid;gap:18px;}
.news-item{
  display:grid;grid-template-columns:180px 1fr;gap:20px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.news-item img{width:100%;height:100%;min-height:112px;object-fit:cover;}
.news-item h3{font-size:16px;margin-bottom:8px;line-height:1.5;}
.news-item h3 a{color:var(--ink);}
.news-item h3 a:hover{color:var(--accent-deep);}
.news-item p{font-size:13.5px;color:var(--muted);line-height:1.7;margin-bottom:10px;}
.news-aside{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.news-aside h3{font-size:16px;margin-bottom:16px;}
.news-aside li{padding:12px 0;border-bottom:1px dashed var(--line);}
.news-aside li:last-child{border-bottom:none;padding-bottom:0;}
.news-aside a{font-size:13.8px;color:var(--ink-2);line-height:1.6;display:block;}
.news-aside a:hover{color:var(--accent-deep);}
.news-aside .meta-row{margin-top:6px;}
.empty-tip{padding:28px;background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);color:var(--muted);font-size:14px;text-align:center;}

/* quote wall */
.quote{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.quote p{font-size:14px;color:var(--ink-2);line-height:1.8;}
.quote footer{margin-top:16px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);}
.avatar{
  width:30px;height:30px;border-radius:50%;background:var(--accent-soft);color:var(--accent-deep);
  display:inline-flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:700;
}

/* trust */
.trust-item{display:flex;gap:14px;align-items:flex-start;}
.trust-item .ico{flex:0 0 38px;margin-bottom:0;}
.trust-item h3{font-size:15px;margin-bottom:6px;}
.trust-item p{font-size:13.5px;color:var(--muted);line-height:1.7;}

/* faq */
.faq-list{display:grid;gap:14px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);}
.faq-item summary{
  cursor:pointer;font-size:15.5px;font-weight:600;color:var(--ink);list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:19px;color:var(--accent);font-weight:400;line-height:1;
  transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{font-size:14px;color:var(--muted);line-height:1.8;margin-top:12px;}

/* form */
.claim-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:44px;box-shadow:var(--shadow);
}
.claim-wrap h2{font-size:25px;line-height:1.45;margin-bottom:14px;}
.claim-wrap .lead{font-size:14.5px;color:var(--muted);line-height:1.8;margin-bottom:22px;}
.claim-points{display:grid;gap:11px;}
.claim-points li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);line-height:1.7;}
.claim-points svg{width:16px;height:16px;flex:0 0 16px;margin-top:4px;stroke:var(--accent);fill:none;stroke-width:2.2;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;color:var(--ink-2);font-weight:600;margin-bottom:7px;}
.field input,.field select{
  width:100%;padding:11px 14px;border:1px solid var(--line-strong);border-radius:8px;
  background:var(--bg);font-size:14px;transition:border-color .2s ease,box-shadow .2s ease;
  min-height:44px;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(30,107,94,.13);background:#fff;
}
.form-tip{font-size:13px;color:var(--accent-deep);margin-top:12px;min-height:20px;}
.form-fine{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.65;}

/* footer */
.site-footer{background:#101820;color:#93a0a8;padding:56px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1);}
.site-footer h4{color:#fff;font-size:14.5px;margin-bottom:16px;letter-spacing:.4px;}
.footer-brand .logo{color:#fff;margin-bottom:14px;}
.footer-brand p{font-size:13.5px;line-height:1.8;color:#8b979f;max-width:280px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:13.5px;color:#93a0a8;}
.footer-links a:hover{color:#7fc4b4;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:22px 0 26px;font-size:12.5px;color:#77838b;
}
.footer-bottom a{color:#93a0a8;}

/* responsive */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .ticket{margin:0 auto;max-width:420px;}
  .hero h1{font-size:33px;}
  .grid-4,.metric-grid,.path,.stats-row{grid-template-columns:repeat(2,1fr);}
  .stats-row div:nth-child(2){border-right:none;}
  .stats-row div:nth-child(1),.stats-row div:nth-child(2){border-bottom:1px solid var(--line);}
  .news-layout{grid-template-columns:1fr;}
  .band{grid-template-columns:1fr;gap:22px;padding:32px;}
  .claim-wrap{grid-template-columns:1fr;padding:34px;gap:32px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:820px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-right .btn{display:none;}
  .section{padding:60px 0;}
  .grid-3{grid-template-columns:1fr;}
  .catalog-list{grid-template-columns:1fr;}
  .news-item{grid-template-columns:1fr;}
  .news-item img{aspect-ratio:16/9;}
}
@media (max-width:560px){
  .container{padding:0 18px;}
  .hero{padding:44px 0 56px;}
  .hero h1{font-size:26px;line-height:1.4;}
  .hero-lead{font-size:14.5px;}
  .section-head h2{font-size:22px;}
  .grid-2,.grid-4,.metric-grid,.path,.stats-row{grid-template-columns:1fr;}
  .stats-row div{border-right:none;border-bottom:1px solid var(--line);}
  .stats-row div:last-child{border-bottom:none;}
  .bar-row{grid-template-columns:60px 1fr 56px;}
  .claim-wrap{padding:24px;}
  .ticket{padding:22px 20px 24px;}
  .ticket-perf{margin:20px -20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
}

/* roulang page: article */
:root{
 --ink:#141a20;
 --ink-2:#39424c;
 --muted:#747f8a;
 --line:#e8e4dd;
 --line-strong:#d6d0c5;
 --bg:#fbfaf7;
 --surface:#ffffff;
 --surface-2:#f4f1eb;
 --accent:#1e6b5e;
 --accent-deep:#154d44;
 --accent-soft:#e7f0ed;
 --brass:#b8863f;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 1px 2px rgba(20,26,32,.04), 0 8px 24px rgba(20,26,32,.06);
 --shadow-hover:0 2px 6px rgba(20,26,32,.07), 0 18px 40px rgba(20,26,32,.13);
 --maxw:1180px;
 --hero-notch:#0d141a;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 font-size:15px;
 line-height:1.78;
 color:var(--ink-2);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.42;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
a{color:var(--accent);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-deep);}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(251,250,247,.92);
 backdrop-filter:saturate(180%) blur(12px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(20,26,32,.08);}
.nav-bar{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.logo{
 display:inline-flex;align-items:center;gap:9px;
 font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px;
}
.logo:hover{color:var(--ink);}
.logo-mark{
 width:26px;height:26px;border-radius:8px;
 background:linear-gradient(150deg,var(--accent),var(--accent-deep));
 display:inline-flex;align-items:center;justify-content:center;flex:0 0 26px;
}
.logo-mark svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:1.7;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
 position:relative;display:inline-block;
 padding:8px 14px;border-radius:999px;
 font-size:14.5px;color:var(--ink-2);
}
.nav-links a::after{
 content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
 background:var(--accent);border-radius:2px;
 transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--accent-deep);font-weight:600;background:var(--accent-soft);}
.nav-links a.active::after{transform:scaleX(0);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-toggle{
 display:none;width:40px;height:40px;border:1px solid var(--line-strong);
 background:var(--surface);border-radius:10px;align-items:center;justify-content:center;cursor:pointer;
 transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:var(--accent);background:var(--accent-soft);}
.nav-toggle svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.8;}
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--bg);padding:10px 24px 18px;}
.mobile-menu a{display:block;padding:11px 2px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:none;}
.mobile-menu a:hover,.mobile-menu a.active{color:var(--accent-deep);font-weight:600;}
.mobile-menu.open{display:block;}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 22px;border-radius:8px;font-size:14.5px;font-weight:600;
 border:1px solid transparent;cursor:pointer;min-height:42px;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(30,107,94,.22);}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(21,77,68,.26);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{color:var(--accent-deep);border-color:var(--accent);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:13.5px;min-height:38px;}
.btn-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-light:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px);}

/* ---------- article hero ---------- */
.article-hero{position:relative;overflow:hidden;background:var(--hero-notch);color:#dfe6ea;padding:52px 0 62px;}
.article-hero::before{
 content:"";position:absolute;inset:0;
 background-image:linear-gradient(120deg,rgba(9,15,20,.95) 0%,rgba(9,15,20,.84) 46%,rgba(12,32,29,.88) 100%),url('/assets/images/backpic/back-3.webp');
 background-size:cover;background-position:center;
}
.article-hero .container{position:relative;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:#96a4ad;margin-bottom:24px;}
.breadcrumb a{color:#bcc9d0;}
.breadcrumb a:hover{color:#fff;}
.hero-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:46px;align-items:start;}
.cat-pill{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;letter-spacing:1.6px;color:#8fd0c2;
 border:1px solid rgba(143,208,194,.35);
 padding:5px 12px;border-radius:999px;margin-bottom:18px;
}
.article-hero h1{color:#fff;font-size:34px;line-height:1.4;letter-spacing:.3px;margin-bottom:16px;}
.article-lead{font-size:15px;line-height:1.9;color:#c0cbd2;max-width:640px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-meta span{
 font-size:12.5px;color:#aebbc3;
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.14);
 padding:6px 13px;border-radius:999px;
}
.cover-card{
 margin:0;background:rgba(255,255,255,.05);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius);padding:14px;
}
.cover-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:10px;}
.cover-card figcaption{font-size:12.5px;color:#a9b6be;line-height:1.75;padding:12px 4px 2px;}

/* ---------- sections ---------- */
.section{padding:72px 0;border-top:1px solid transparent;}
.section.alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head .kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:1.8px;
 color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px;}
.section-head h2{font-size:27px;line-height:1.45;margin-bottom:12px;}
.section-head p{font-size:14.5px;color:var(--muted);max-width:720px;margin:0;}

/* ---------- article body ---------- */
.article-column{max-width:900px;margin:0 auto;}
.prose{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow);
 padding:38px 42px 42px;
 font-size:15.5px;
 line-height:1.92;
 color:var(--ink-2);
}
.prose > *:first-child{margin-top:0;}
.prose h2{
 font-size:23px;line-height:1.5;margin:34px 0 14px;
 padding-left:14px;border-left:3px solid var(--accent);
}
.prose h3{font-size:18.5px;margin:26px 0 10px;}
.prose h4{font-size:16px;margin:20px 0 8px;}
.prose p{margin:0 0 16px;}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px;list-style:revert;}
.prose li{margin-bottom:8px;}
.prose a{border-bottom:1px solid rgba(30,107,94,.35);}
.prose img{border-radius:var(--radius-sm);margin:22px 0;}
.prose blockquote{
 margin:24px 0;padding:16px 20px;
 border-left:3px solid var(--brass);
 background:var(--surface-2);
 color:var(--ink);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top;}
.prose th{background:var(--surface-2);color:var(--ink);font-weight:600;}
.prose hr{border:none;border-top:1px solid var(--line);margin:28px 0;}
.empty-state{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:56px 32px;text-align:center;
}
.empty-state h2{font-size:22px;margin-bottom:20px;}

/* ---------- pull quote ---------- */
.pull-quote{
 position:relative;max-width:900px;margin:0 auto;
 background:var(--surface);border:1px solid var(--line);
 border-left:4px solid var(--brass);
 border-radius:var(--radius);box-shadow:var(--shadow);
 padding:34px 38px 30px 44px;
}
.pull-quote blockquote{margin:0;font-size:19px;line-height:1.78;color:var(--ink);font-weight:600;}
.pull-quote figcaption{margin-top:14px;font-size:13px;color:var(--muted);letter-spacing:.4px;}

/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.info-card{
 display:flex;flex-direction:column;overflow:hidden;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.info-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0;}
.card-body{padding:20px 22px 24px;}
.card-tag{
 display:inline-block;font-size:12px;color:var(--accent-deep);
 background:var(--accent-soft);border-radius:999px;padding:3px 11px;margin-bottom:11px;
}
.info-card h3{font-size:16.5px;margin-bottom:8px;}
.info-card p{font-size:13.8px;line-height:1.8;color:var(--muted);margin:0;}

/* ---------- stats & spec ---------- */
.stat-board{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:32px;}
.stat{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:22px 22px 20px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.stat b{display:block;font-size:26px;line-height:1.2;color:var(--accent-deep);letter-spacing:.5px;margin-bottom:6px;}
.stat span{font-size:13px;color:var(--muted);}
.spec-list{
 margin:0;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;
}
.spec-row{
 display:grid;grid-template-columns:.85fr 2.15fr;gap:20px;
 padding:15px 24px;border-bottom:1px solid var(--line);font-size:14px;
}
.spec-row:last-child{border-bottom:none;}
.spec-row dt{color:var(--ink);font-weight:600;margin:0;}
.spec-row dd{margin:0;color:var(--muted);}

/* ---------- channel matrix ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.channel-card{
 display:block;padding:26px 24px 28px;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--accent);}
.channel-card .num{font-size:12px;font-weight:700;letter-spacing:2px;color:var(--brass);}
.channel-card h3{margin:10px 0 8px;font-size:17px;}
.channel-card p{margin:0;font-size:13.8px;line-height:1.8;color:var(--muted);}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:880px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-sm);padding:0 22px;box-shadow:var(--shadow);
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item[open]{border-color:var(--accent);box-shadow:var(--shadow-hover);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:17px 0;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:15px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:19px;line-height:1;color:var(--accent);font-weight:400;}
.faq-item[open] summary::after{content:"−";}
.faq-item p{margin:0 0 18px;font-size:14px;line-height:1.85;color:var(--muted);}

/* ---------- cta ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--hero-notch);color:#dfe7ea;padding:58px 0;}
.cta-band::before{
 content:"";position:absolute;inset:0;
 background-image:linear-gradient(115deg,rgba(9,15,20,.95),rgba(12,32,29,.86)),url('/assets/images/backpic/back-6.webp');
 background-size:cover;background-position:center;
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.cta-band h2{color:#fff;font-size:25px;margin-bottom:10px;}
.cta-band p{margin:0;font-size:14.5px;line-height:1.85;color:#b3c0c8;max-width:580px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{background:#0f161c;color:#9fadb6;padding:56px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.footer-brand .logo{color:#fff;margin-bottom:14px;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:#8b99a3;margin:0;}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:14px;letter-spacing:.5px;}
.footer-links li{font-size:13.5px;color:#93a1ab;margin-bottom:9px;line-height:1.7;}
.footer-links a{color:#93a1ab;}
.footer-links a:hover{color:#fff;}
.footer-bottom{
 display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
 border-top:1px solid rgba(255,255,255,.1);
 margin-top:36px;padding-top:18px;font-size:12.5px;color:#7d8a94;
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:32px;}
 .cover-card{max-width:560px;}
 .stat-board{grid-template-columns:repeat(2,1fr);}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
 .article-hero h1{font-size:30px;}
}
@media (max-width:900px){
 .nav-links{display:none;}
 .nav-toggle{display:inline-flex;}
 .card-grid{grid-template-columns:1fr 1fr;}
 .channel-grid{grid-template-columns:1fr;}
 .section{padding:58px 0;}
}
@media (max-width:768px){
 .container{padding:0 18px;}
 .article-hero{padding:40px 0 48px;}
 .article-hero h1{font-size:26px;}
 .article-lead{font-size:14.5px;}
 .prose{padding:26px 22px 30px;font-size:15px;}
 .prose h2{font-size:20px;}
 .section-head h2{font-size:22px;}
 .pull-quote{padding:26px 22px 24px 26px;}
 .pull-quote blockquote{font-size:17px;}
 .spec-row{grid-template-columns:1fr;gap:6px;padding:14px 20px;}
 .cta-inner{flex-direction:column;align-items:flex-start;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
 .nav-cta{display:none;}
 .card-grid{grid-template-columns:1fr;}
 .stat-board{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr;}
 .hero-meta span{font-size:12px;}
 .article-hero h1{font-size:23px;}
 .btn{width:100%;}
 .cta-actions{width:100%;}
}

/* roulang page: category1 */
:root{
  --ink:#141a20;
  --ink-2:#39424c;
  --muted:#747f8a;
  --line:#e8e4dd;
  --line-strong:#d6d0c5;
  --bg:#fbfaf7;
  --surface:#ffffff;
  --surface-2:#f4f1eb;
  --accent:#1e6b5e;
  --accent-deep:#154d44;
  --accent-soft:#e7f0ed;
  --brass:#b8863f;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(20,26,32,.04), 0 8px 24px rgba(20,26,32,.06);
  --shadow-hover:0 2px 6px rgba(20,26,32,.07), 0 18px 40px rgba(20,26,32,.13);
  --maxw:1180px;
  --hero-notch:#0d141a;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:15px;
  line-height:1.78;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.42;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
a{color:var(--accent);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-deep);}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{
  outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;
}
button,input,select,textarea{font:inherit;color:inherit;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,250,247,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(20,26,32,.08);}
.nav-bar{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px;
}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(150deg,var(--accent),var(--accent-deep));
  display:inline-flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:1.7;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;display:inline-block;
  padding:8px 14px;border-radius:999px;
  font-size:14.5px;color:var(--ink-2);
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--accent-deep);font-weight:600;background:var(--accent-soft);}
.nav-links a.active::after{transform:scaleX(0);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line-strong);
  background:var(--surface);border-radius:10px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.8;}
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--bg);padding:10px 24px 18px;}
.mobile-menu a{display:block;padding:11px 2px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:none;}
.mobile-menu a.active{color:var(--accent-deep);font-weight:600;}
.mobile-menu.open{display:block;}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:8px;font-size:14.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  min-height:42px;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(30,107,94,.22);}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(21,77,68,.26);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{color:var(--accent-deep);border-color:var(--accent);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:13.5px;min-height:38px;}
.btn-block{width:100%;}
.btn-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-light:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px);}
/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--hero-notch);
  color:#e7ecef;
  padding:60px 0 68px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(120deg,rgba(9,15,20,.95) 0%,rgba(9,15,20,.84) 46%,rgba(12,32,29,.8) 100%),url('/assets/images/backpic/back-5.webp');
  background-size:cover;background-position:center;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:start;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:2px;
  color:#8fd0c2;border:1px solid rgba(143,208,194,.35);
  padding:5px 12px;border-radius:999px;margin-bottom:20px;
}
.hero h1{color:#fff;font-size:36px;line-height:1.36;letter-spacing:.4px;margin-bottom:18px;}
.hero-lead{font-size:15.5px;line-height:1.85;color:#c3ccd2;max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;}
.tag-row li{
  font-size:12.5px;color:#b7c3ca;padding:5px 13px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.05);
}
/* hero apply card */
.apply-card{
  background:rgba(255,255,255,.97);
  border:1px solid rgba(255,255,255,.5);
  border-radius:var(--radius);
  box-shadow:0 24px 60px rgba(0,0,0,.28);
  padding:26px 24px 24px;
  color:var(--ink-2);
}
.apply-card h2{font-size:18px;margin-bottom:6px;}
.apply-card .apply-sub{font-size:13px;color:var(--muted);margin-bottom:18px;}
.perk-list{display:grid;gap:10px;margin-bottom:20px;}
.perk-list li{display:flex;gap:9px;font-size:13.5px;line-height:1.65;color:var(--ink-2);}
.perk-list svg{width:16px;height:16px;flex:0 0 16px;margin-top:4px;stroke:var(--accent);fill:none;stroke-width:2.2;}
.apply-card .qualify{
  font-size:12.5px;color:var(--muted);background:var(--surface-2);
  border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:10px 12px;margin-bottom:18px;line-height:1.7;
}
.apply-card .btn{width:100%;}
.apply-note{font-size:12px;color:var(--muted);text-align:center;margin-top:10px;}
/* ---------- sections ---------- */
.section{padding:72px 0;}
.section.alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:1.6px;color:var(--accent);margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px;}
.section-head h2{font-size:26px;line-height:1.46;margin-bottom:12px;}
.section-head p{font-size:14.5px;color:var(--muted);line-height:1.8;}
/* ---------- stat board ---------- */
.stat-board{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.stat-num{font-size:28px;font-weight:700;color:var(--accent-deep);letter-spacing:.5px;line-height:1.2;}
.stat-num small{font-size:14px;font-weight:600;color:var(--accent);margin-left:2px;}
.stat-label{font-size:13.5px;font-weight:600;color:var(--ink);margin-top:8px;}
.stat-desc{font-size:12.8px;color:var(--muted);line-height:1.7;margin-top:6px;}
/* ---------- matrix ---------- */
.matrix-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.matrix-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--accent);}
.icon-badge{
  width:42px;height:42px;border-radius:12px;background:var(--accent-soft);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.icon-badge svg{width:20px;height:20px;stroke:var(--accent-deep);fill:none;stroke-width:1.7;}
.matrix-card h3{font-size:17.5px;margin-bottom:10px;}
.matrix-card p{font-size:14px;color:var(--ink-2);line-height:1.8;}
.mini-list{margin-top:14px;display:grid;gap:7px;}
.mini-list li{
  position:relative;padding-left:16px;font-size:13.2px;color:var(--muted);line-height:1.7;
}
.mini-list li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
  background:var(--accent);opacity:.65;
}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.chip{
  font-size:12px;color:var(--accent-deep);background:var(--accent-soft);
  border:1px solid rgba(30,107,94,.16);border-radius:999px;padding:4px 11px;
}
/* ---------- compare table ---------- */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow-x:auto;
}
table.compare{width:100%;border-collapse:collapse;min-width:720px;font-size:14px;}
table.compare thead th{
  text-align:left;padding:15px 18px;background:var(--surface-2);
  font-size:13px;font-weight:700;color:var(--ink);letter-spacing:.4px;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
table.compare tbody td{
  padding:14px 18px;border-bottom:1px solid var(--line);color:var(--ink-2);line-height:1.7;
}
table.compare tbody tr:last-child td{border-bottom:none;}
table.compare tbody tr:hover td{background:#faf9f6;}
table.compare .pay{font-weight:700;color:var(--accent-deep);white-space:nowrap;}
.table-note{font-size:12.8px;color:var(--muted);margin-top:14px;line-height:1.75;}
/* ---------- timeline ---------- */
.timeline-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:center;}
.timeline-figure{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);background:var(--surface);
}
.timeline-figure img{width:100%;height:100%;object-fit:cover;border-radius:0;aspect-ratio:4/3;}
.timeline-list{position:relative;padding-left:26px;display:grid;gap:22px;}
.timeline-list::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--accent),rgba(30,107,94,.12));border-radius:2px;
}
.timeline-item{position:relative;}
.timeline-item::before{
  content:"";position:absolute;left:-26px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--surface);border:2px solid var(--accent);
}
.timeline-item span.step-no{
  font-size:11.5px;font-weight:700;letter-spacing:1.4px;color:var(--brass);
  display:block;margin-bottom:4px;
}
.timeline-item h3{font-size:15.5px;margin-bottom:6px;}
.timeline-item p{font-size:13.6px;color:var(--muted);line-height:1.75;}
/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 20px;box-shadow:var(--shadow);color:var(--ink-2);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);color:var(--ink-2);}
.news-cat{
  align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.8px;
  color:var(--accent-deep);background:var(--accent-soft);border-radius:6px;padding:3px 9px;
}
.news-card h3{font-size:15.5px;line-height:1.6;}
.news-card p{font-size:13.2px;color:var(--muted);line-height:1.75;}
.news-meta{font-size:12px;color:#9aa3ab;margin-top:auto;padding-top:6px;}
.empty-note{
  padding:26px;border:1px dashed var(--line-strong);border-radius:var(--radius);
  text-align:center;color:var(--muted);font-size:14px;background:var(--surface);
}
/* ---------- assurance ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.assure-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.assure-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--accent);}
.assure-card h3{font-size:15.5px;margin-bottom:8px;display:flex;align-items:center;gap:8px;}
.assure-card h3 svg{width:17px;height:17px;stroke:var(--accent);fill:none;stroke-width:2;}
.assure-card p{font-size:13.5px;color:var(--muted);line-height:1.78;}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  box-shadow:0 1px 2px rgba(20,26,32,.03);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--accent);box-shadow:var(--shadow);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:17px 46px 17px 20px;position:relative;
  font-size:15px;font-weight:600;color:var(--ink);min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:20px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq-body{padding:0 20px 18px;font-size:14px;color:var(--ink-2);line-height:1.82;}
/* ---------- claim / form ---------- */
.claim-wrap{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:40px;box-shadow:var(--shadow);
}
.claim-copy h2{font-size:24px;margin-bottom:12px;}
.claim-copy p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:18px;}
.claim-copy .mini-list li{color:var(--ink-2);font-size:13.4px;}
.claim-form{display:grid;gap:14px;}
.field{display:grid;gap:6px;}
.field label{font-size:13px;font-weight:600;color:var(--ink);}
.field input,.field select{
  width:100%;padding:11px 13px;border-radius:8px;border:1px solid var(--line-strong);
  background:var(--bg);font-size:14px;min-height:44px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input:hover,.field select:hover{border-color:var(--accent);}
.field input:focus,.field select:focus{
  border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(30,107,94,.12);outline:none;
}
.form-hint{font-size:12px;color:var(--muted);line-height:1.7;}
/* ---------- footer ---------- */
.site-footer{background:var(--hero-notch);color:#9fa9b1;padding:56px 0 26px;border-top:1px solid rgba(255,255,255,.08);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand .logo{color:#fff;margin-bottom:14px;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand p{font-size:13.4px;line-height:1.8;color:#95a0a8;max-width:340px;}
.site-footer h4{font-size:13.5px;color:#fff;letter-spacing:1px;margin-bottom:14px;}
.footer-links{display:grid;gap:9px;}
.footer-links li{font-size:13.2px;color:#95a0a8;line-height:1.6;}
.footer-links a{color:#b8c2c9;font-size:13.2px;}
.footer-links a:hover{color:#8fd0c2;}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:#7f8a92;
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero h1{font-size:32px;}
  .stat-board{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .timeline-wrap{grid-template-columns:1fr;gap:28px;}
  .claim-wrap{grid-template-columns:1fr;gap:28px;padding:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:860px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-right .btn-sm{display:none;}
  .matrix-grid{grid-template-columns:1fr;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .hero{padding:44px 0 52px;}
  .hero h1{font-size:27px;line-height:1.42;}
  .hero-lead{font-size:14.5px;}
  .section-head h2{font-size:22px;}
  .stat-num{font-size:24px;}
  .news-grid{grid-template-columns:1fr;}
  .assure-grid{grid-template-columns:1fr;}
  .apply-card{padding:22px 18px;}
  .claim-wrap{padding:24px 18px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
  .stat-board{grid-template-columns:1fr;}
  .hero h1{font-size:24px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .tag-row li{font-size:12px;}
  .footer-grid{grid-template-columns:1fr;}
  .faq-item summary{font-size:14px;padding:15px 42px 15px 16px;}
  .btn{min-height:44px;}
}

/* roulang page: category2 */
:root{
 --ink:#141a20;
 --ink-2:#39424c;
 --muted:#747f8a;
 --line:#e8e4dd;
 --line-strong:#d6d0c5;
 --bg:#fbfaf7;
 --surface:#ffffff;
 --surface-2:#f4f1eb;
 --accent:#1e6b5e;
 --accent-deep:#154d44;
 --accent-soft:#e7f0ed;
 --brass:#b8863f;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 1px 2px rgba(20,26,32,.04), 0 8px 24px rgba(20,26,32,.06);
 --shadow-hover:0 2px 6px rgba(20,26,32,.07), 0 18px 40px rgba(20,26,32,.13);
 --maxw:1180px;
 --hero-notch:#0d141a;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 font-size:15px;
 line-height:1.75;
 color:var(--ink-2);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.42;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--accent);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-deep);}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(251,250,247,.92);
 backdrop-filter:saturate(180%) blur(12px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(20,26,32,.08);}
.nav-bar{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.logo{
 display:inline-flex;align-items:center;gap:9px;
 font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px;
}
.logo:hover{color:var(--ink);}
.logo-mark{
 width:26px;height:26px;border-radius:8px;
 background:linear-gradient(150deg,var(--accent),var(--accent-deep));
 display:inline-flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:1.7;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
 position:relative;display:inline-block;
 padding:8px 14px;border-radius:999px;
 font-size:14.5px;color:var(--ink-2);
}
.nav-links a::after{
 content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
 background:var(--accent);border-radius:2px;
 transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--accent-deep);font-weight:600;background:var(--accent-soft);}
.nav-links a.active::after{transform:scaleX(0);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-toggle{
 display:none;width:40px;height:40px;border:1px solid var(--line-strong);
 background:var(--surface);border-radius:10px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.8;}
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--bg);padding:10px 24px 18px;}
.mobile-menu a{display:block;padding:11px 2px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:none;}
.mobile-menu a.active{color:var(--accent-deep);font-weight:600;}
.mobile-menu.open{display:block;}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 22px;border-radius:8px;font-size:14.5px;font-weight:600;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
 min-height:42px;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(30,107,94,.22);}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(21,77,68,.26);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{color:var(--accent-deep);border-color:var(--accent);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:13.5px;min-height:38px;}
.btn-block{width:100%;}
.btn-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-light:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px);}
/* ---------- hero ---------- */
.cat-hero{
 position:relative;overflow:hidden;background:var(--hero-notch);color:#e7ecef;
 padding:66px 0 96px;
 clip-path:polygon(0 0,100% 0,100% 93%,0 100%);
}
.cat-hero::before{
 content:"";position:absolute;inset:0;
 background-image:linear-gradient(115deg,rgba(9,15,20,.95) 0%,rgba(10,20,26,.87) 48%,rgba(16,42,38,.80) 100%),url('/assets/images/backpic/back-4.webp');
 background-size:cover;background-position:center;
}
.cat-hero .container{position:relative;z-index:1;}
.cat-hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center;}
.crumb{font-size:12.5px;letter-spacing:2px;color:#8fd0c2;margin-bottom:18px;text-transform:uppercase;}
.cat-hero h1{color:#fff;font-size:38px;line-height:1.36;letter-spacing:.4px;}
.cat-hero .lead{margin-top:18px;font-size:15.5px;line-height:1.85;color:#c3ccd2;max-width:600px;}
.hero-cta{margin-top:30px;display:flex;flex-wrap:wrap;gap:12px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;}
.hero-tags li{
 font-size:12.5px;color:#b7c3ca;padding:5px 13px;border-radius:999px;
 border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.05);
}
.hero-panel{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.16);
 border-radius:16px;padding:24px 24px 18px;
 backdrop-filter:blur(6px);
 box-shadow:0 20px 50px rgba(0,0,0,.28);
}
.hero-panel h2{color:#fff;font-size:16.5px;margin-bottom:6px;}
.hero-panel .panel-note{font-size:13px;color:#9fb0b8;margin-bottom:14px;}
.step{display:flex;gap:13px;padding:13px 0;border-top:1px solid rgba(255,255,255,.12);}
.step:first-of-type{border-top:none;padding-top:0;}
.step-num{
 flex:0 0 26px;height:26px;border-radius:50%;
 display:flex;align-items:center;justify-content:center;
 font-size:12.5px;font-weight:700;color:#0d141a;background:#8fd0c2;
}
.step h3{color:#fff;font-size:14.5px;margin-bottom:3px;}
.step p{font-size:13px;color:#a9b7be;line-height:1.65;}
/* ---------- sections ---------- */
.section{padding:74px 0;border-top:1px solid transparent;}
.section.alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head .kicker{
 display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
 letter-spacing:1.6px;color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px;}
.section-head h2{font-size:26px;line-height:1.45;margin-bottom:12px;}
.section-head p{font-size:14.5px;color:var(--muted);line-height:1.8;}
/* ---------- metrics ---------- */
.metric-board{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.metric:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.metric strong{display:block;font-size:30px;line-height:1.2;color:var(--accent-deep);letter-spacing:.5px;}
.metric span{display:block;font-size:13.5px;color:var(--muted);margin-top:6px;}
.metric em{display:block;font-style:normal;font-size:13px;color:var(--ink-2);margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);}
/* ---------- method cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.method-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.method-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.method-card img{width:100%;height:168px;object-fit:cover;border-radius:0;}
.method-card .body{padding:20px 22px 22px;}
.method-card h3{font-size:17px;margin-bottom:9px;}
.method-card p{font-size:14px;color:var(--ink-2);line-height:1.78;}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.badge{
 display:inline-block;font-size:12px;padding:4px 11px;border-radius:999px;
 background:var(--accent-soft);color:var(--accent-deep);border:1px solid rgba(30,107,94,.14);
}
.badge.brass{background:#faf3e6;color:#8a6326;border-color:rgba(184,134,63,.22);}
/* ---------- compare ---------- */
.compare{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
}
.compare-row{display:grid;grid-template-columns:.72fr 1fr 1fr;}
.compare-row > div{padding:16px 20px;border-top:1px solid var(--line);font-size:14px;line-height:1.7;}
.compare-row > div:first-child{color:var(--ink);font-weight:600;background:#fcfbf8;}
.compare-head > div{background:var(--surface-2);font-weight:700;color:var(--ink);border-top:none;font-size:14px;}
.compare-head > div:nth-child(2){color:#a14242;}
.compare-head > div:nth-child(3){color:var(--accent-deep);}
/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stage{
 position:relative;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:26px 22px 22px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stage:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.stage::before{content:"";position:absolute;top:0;left:22px;width:38px;height:3px;background:var(--brass);border-radius:0 0 3px 3px;}
.stage .idx{font-size:12px;letter-spacing:1.8px;color:var(--brass);font-weight:700;}
.stage h3{font-size:16px;margin:8px 0 9px;}
.stage p{font-size:13.5px;color:var(--muted);line-height:1.75;}
/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
 display:block;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);color:inherit;}
.news-card h3{font-size:16px;line-height:1.55;margin-bottom:9px;color:var(--ink);}
.news-card:hover h3{color:var(--accent-deep);}
.news-card p{font-size:13.5px;color:var(--muted);line-height:1.75;}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px;font-size:12.5px;color:var(--muted);}
.news-meta span{padding:3px 10px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);}
.empty-hint{font-size:14px;color:var(--muted);background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);padding:26px;text-align:center;}
/* ---------- assurance ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.assure{
 display:flex;gap:15px;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.assure:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.assure .ic{
 flex:0 0 42px;height:42px;border-radius:12px;background:var(--accent-soft);
 display:flex;align-items:center;justify-content:center;
}
.assure .ic svg{width:20px;height:20px;stroke:var(--accent-deep);fill:none;stroke-width:1.7;}
.assure h3{font-size:15.5px;margin-bottom:6px;}
.assure p{font-size:13.5px;color:var(--muted);line-height:1.75;}
/* ---------- glossary ---------- */
.glossary{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.term{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:18px 20px;box-shadow:0 1px 2px rgba(20,26,32,.04);
}
.term dt{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.term dd{margin:0;font-size:13.5px;color:var(--muted);line-height:1.72;}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:0 22px;box-shadow:0 1px 2px rgba(20,26,32,.04);
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow);}
.faq-item summary{
 cursor:pointer;list-style:none;padding:17px 26px 17px 0;position:relative;
 font-size:15px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
 font-size:19px;font-weight:400;color:var(--accent);
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"–";}
.faq-item .answer{padding:0 0 18px;font-size:14px;color:var(--ink-2);line-height:1.8;}
/* ---------- form ---------- */
.claim-wrap{
 display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:18px;
 padding:40px;box-shadow:var(--shadow);
}
.claim-wrap h2{font-size:25px;line-height:1.45;margin-bottom:14px;}
.claim-wrap .claim-lead{font-size:14.5px;color:var(--muted);line-height:1.82;}
.claim-list{display:grid;gap:11px;margin-top:22px;}
.claim-list li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);}
.claim-list svg{width:16px;height:16px;flex:0 0 16px;margin-top:5px;stroke:var(--accent);fill:none;stroke-width:2;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13.5px;font-weight:600;color:var(--ink);}
.field input,.field select,.field textarea{
 width:100%;border:1px solid var(--line-strong);background:#fdfcf9;
 border-radius:var(--radius-sm);padding:11px 14px;font-size:14px;color:var(--ink-2);
 transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
 min-height:44px;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7;}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#c3bcae;}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:none;border-color:var(--accent);background:#fff;
 box-shadow:0 0 0 3px rgba(30,107,94,.13);
}
.form-note{font-size:12.5px;color:var(--muted);margin-top:14px;line-height:1.7;}
/* ---------- footer ---------- */
.site-footer{background:#0f151b;color:#a8b2ba;padding:60px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand .logo{color:#fff;font-size:17px;margin-bottom:14px;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand p{font-size:13.5px;line-height:1.8;color:#8d99a2;max-width:330px;}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:14px;letter-spacing:.4px;}
.footer-links{display:grid;gap:10px;}
.footer-links li{font-size:13.5px;color:#8d99a2;line-height:1.7;}
.footer-links a{color:#8d99a2;}
.footer-links a:hover{color:#8fd0c2;}
.footer-bottom{
 margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:12.5px;color:#78848d;
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .cat-hero-inner{grid-template-columns:1fr;gap:36px;}
 .cat-hero h1{font-size:32px;}
 .metric-board{grid-template-columns:repeat(2,1fr);}
 .timeline{grid-template-columns:repeat(2,1fr);}
 .news-grid{grid-template-columns:repeat(2,1fr);}
 .glossary{grid-template-columns:repeat(2,1fr);}
 .claim-wrap{grid-template-columns:1fr;gap:30px;padding:32px;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
 .nav-links{display:none;}
 .nav-toggle{display:flex;}
 .nav-right .btn{display:none;}
 .cat-hero{padding:48px 0 78px;clip-path:polygon(0 0,100% 0,100% 96%,0 100%);}
 .cat-hero h1{font-size:27px;}
 .cat-hero .lead{font-size:14.5px;}
 .section{padding:54px 0;}
 .section-head h2{font-size:22px;}
 .card-grid{grid-template-columns:1fr;}
 .assure-grid{grid-template-columns:1fr;}
 .compare-row{grid-template-columns:1fr;border-top:1px solid var(--line);}
 .compare-row > div{border-top:none;padding:10px 20px;}
 .compare-row > div:first-child{background:var(--surface-2);font-weight:700;padding-top:16px;}
 .compare-head{display:none;}
 .form-grid{grid-template-columns:1fr;}
 .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
 .container{padding:0 18px;}
 .metric-board{grid-template-columns:1fr;}
 .timeline{grid-template-columns:1fr;}
 .news-grid{grid-template-columns:1fr;}
 .glossary{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr;}
 .claim-wrap{padding:24px;}
 .hero-cta .btn{width:100%;}
}

/* roulang page: category3 */
:root{
 --ink:#141a20;
 --ink-2:#39424c;
 --muted:#747f8a;
 --line:#e8e4dd;
 --line-strong:#d6d0c5;
 --bg:#fbfaf7;
 --surface:#ffffff;
 --surface-2:#f4f1eb;
 --accent:#1e6b5e;
 --accent-deep:#154d44;
 --accent-soft:#e7f0ed;
 --brass:#b8863f;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 1px 2px rgba(20,26,32,.04), 0 8px 24px rgba(20,26,32,.06);
 --shadow-hover:0 2px 6px rgba(20,26,32,.07), 0 18px 40px rgba(20,26,32,.13);
 --maxw:1180px;
 --hero-notch:#0d141a;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 font-size:15px;
 line-height:1.75;
 color:var(--ink-2);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.4;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
a{color:var(--accent);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-deep);}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
 outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;
}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(251,250,247,.92);
 backdrop-filter:saturate(180%) blur(12px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(20,26,32,.08);}
.nav-bar{
 height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{
 display:inline-flex;align-items:center;gap:9px;
 font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px;
}
.logo:hover{color:var(--ink);}
.logo-mark{
 width:26px;height:26px;border-radius:8px;
 background:linear-gradient(150deg,var(--accent),var(--accent-deep));
 display:inline-flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:1.7;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
 position:relative;display:inline-block;
 padding:8px 14px;border-radius:999px;
 font-size:14.5px;color:var(--ink-2);
}
.nav-links a::after{
 content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
 background:var(--accent);border-radius:2px;
 transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--accent-deep);font-weight:600;background:var(--accent-soft);}
.nav-links a.active::after{transform:scaleX(0);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-toggle{
 display:none;width:40px;height:40px;border:1px solid var(--line-strong);
 background:var(--surface);border-radius:10px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.8;}
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--bg);padding:10px 24px 18px;}
.mobile-menu a{display:block;padding:11px 2px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:none;}
.mobile-menu a.active{color:var(--accent-deep);font-weight:600;}
.mobile-menu.open{display:block;}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 22px;border-radius:8px;font-size:14.5px;font-weight:600;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
 min-height:42px;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(30,107,94,.22);}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(21,77,68,.26);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{color:var(--accent-deep);border-color:var(--accent);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:13.5px;min-height:38px;}
.btn-block{width:100%;}
.btn-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-light:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px);}
/* ---------- hero ---------- */
.hero{
 position:relative;overflow:hidden;
 background:var(--hero-notch);
 color:#e7ecef;
 padding:72px 0 80px;
}
.hero-bg{
 position:absolute;inset:0;
 background-image:linear-gradient(115deg,rgba(9,15,20,.95) 0%,rgba(9,15,20,.82) 46%,rgba(15,42,37,.84) 100%),url('/assets/images/backpic/back-5.webp');
 background-size:cover;background-position:center;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;letter-spacing:2px;
 color:#8fd0c2;border:1px solid rgba(143,208,194,.35);
 padding:5px 12px;border-radius:999px;margin-bottom:20px;
}
.hero h1{color:#fff;font-size:38px;line-height:1.34;letter-spacing:.5px;margin-bottom:18px;}
.hero-lead{font-size:15.5px;line-height:1.85;color:#c3ccd2;max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;}
.tag-row li{
 font-size:12.5px;color:#b7c3ca;padding:5px 13px;border-radius:999px;
 border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.05);
}
.hero-panel{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius);
 padding:24px;
 backdrop-filter:blur(8px);
}
.play-orb{
 width:52px;height:52px;border-radius:50%;
 display:inline-flex;align-items:center;justify-content:center;
 border:1px solid rgba(143,208,194,.5);
 background:rgba(143,208,194,.14);
 color:#a9e0d2;margin-bottom:18px;
 transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.play-orb svg{width:20px;height:20px;fill:currentColor;stroke:none;margin-left:2px;}
.play-orb:hover{transform:scale(1.06);background:rgba(143,208,194,.24);border-color:#8fd0c2;color:#d6f2e9;}
.panel-label{font-size:13px;letter-spacing:1.4px;color:#93a3ac;margin-bottom:14px;}
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.panel-grid div{
 border-top:1px solid rgba(255,255,255,.14);
 padding-top:12px;
}
.panel-grid strong{display:block;font-size:26px;color:#fff;letter-spacing:-.4px;line-height:1.3;}
.panel-grid span{font-size:12.5px;color:#a4b1b9;}
.panel-note{margin-top:18px;font-size:12.5px;color:#8b98a0;line-height:1.7;}
/* ---------- sections ---------- */
.section{padding:74px 0;border-top:1px solid transparent;}
.section.alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head .kicker{
 display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
 letter-spacing:1.6px;color:var(--accent);margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px;}
.section-head h2{font-size:27px;margin-bottom:12px;}
.section-head p{font-size:14.5px;color:var(--muted);line-height:1.85;}
/* ---------- metric ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.metric .num{font-size:30px;font-weight:700;color:var(--accent-deep);letter-spacing:-.6px;line-height:1.25;}
.metric .num i{font-size:14px;font-style:normal;font-weight:600;color:var(--muted);margin-left:4px;}
.metric h3{font-size:15px;margin:8px 0 8px;}
.metric p{font-size:13.5px;color:var(--muted);line-height:1.75;}
/* ---------- matrix cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.card-icon{
 width:42px;height:42px;border-radius:11px;
 background:var(--accent-soft);
 display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card-icon svg{width:20px;height:20px;stroke:var(--accent-deep);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.card h3{font-size:16.5px;margin-bottom:10px;}
.card p{font-size:14px;color:var(--muted);line-height:1.8;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.chip{
 display:inline-block;font-size:12px;color:var(--accent-deep);
 background:var(--accent-soft);border-radius:999px;padding:4px 11px;
}
/* ---------- compare table ---------- */
.table-wrap{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
}
table.compare{width:100%;border-collapse:collapse;font-size:14px;}
table.compare thead th{
 background:var(--surface-2);
 text-align:left;font-size:13px;letter-spacing:.5px;color:var(--ink);
 padding:15px 18px;border-bottom:1px solid var(--line);font-weight:700;
}
table.compare td{
 padding:16px 18px;border-bottom:1px solid var(--line);color:var(--muted);
 vertical-align:top;line-height:1.75;
}
table.compare tbody tr:last-child td{border-bottom:none;}
table.compare tbody tr:hover td{background:#fdfcfa;}
table.compare td strong{color:var(--ink);font-weight:600;}
/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
 position:relative;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:24px 22px 22px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.step-no{
 display:inline-flex;align-items:center;justify-content:center;
 width:30px;height:30px;border-radius:50%;
 background:var(--accent);color:#fff;font-size:13px;font-weight:700;
 margin-bottom:14px;
}
.step h3{font-size:15.5px;margin-bottom:8px;}
.step p{font-size:13.5px;color:var(--muted);line-height:1.8;}
/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow);
 display:flex;flex-direction:column;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.news-tag{
 align-self:flex-start;font-size:12px;color:var(--brass);
 background:#faf3e6;border-radius:999px;padding:3px 11px;margin-bottom:12px;
}
.news-card h3{font-size:15.5px;margin-bottom:10px;line-height:1.6;}
.news-card h3 a{color:var(--ink);}
.news-card h3 a:hover{color:var(--accent-deep);}
.news-card p{font-size:13.5px;color:var(--muted);line-height:1.8;flex:1;}
.news-meta{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
 font-size:12.5px;color:var(--muted);
}
.news-more{font-size:13px;font-weight:600;color:var(--accent);}
.news-more:hover{color:var(--accent-deep);}
.news-empty{
 background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);
 padding:32px;text-align:center;color:var(--muted);font-size:14px;
}
/* ---------- assure ---------- */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:center;}
.split-media img{width:100%;height:340px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow);}
.assure-list{display:grid;gap:16px;margin-top:22px;}
.assure-item{
 display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-sm);padding:18px 20px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.assure-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong);}
.assure-item .tick{
 flex:0 0 26px;width:26px;height:26px;border-radius:50%;
 background:var(--accent-soft);display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.assure-item .tick svg{width:14px;height:14px;stroke:var(--accent-deep);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}
.assure-item h3{font-size:15px;margin-bottom:6px;}
.assure-item p{font-size:13.5px;color:var(--muted);line-height:1.8;}
/* ---------- channels ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.channel{
 display:block;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--accent);}
.channel span{font-size:12.5px;letter-spacing:1.4px;color:var(--brass);}
.channel h3{font-size:17px;margin:10px 0 8px;color:var(--ink);}
.channel p{font-size:13.5px;color:var(--muted);line-height:1.8;}
.channel .go{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13.5px;font-weight:600;color:var(--accent);}
.channel .go svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
/* ---------- faq ---------- */
.faq-list{max-width:860px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:0 22px;box-shadow:var(--shadow);
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item + .faq-item{margin-top:12px;}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 0;
 font-size:15.5px;font-weight:600;color:var(--ink);
 display:flex;justify-content:space-between;align-items:center;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:400;color:var(--accent);
 line-height:1;transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-body{padding:0 0 20px;font-size:14px;color:var(--muted);line-height:1.85;}
/* ---------- claim form ---------- */
.claim-wrap{
 display:grid;grid-template-columns:.92fr 1.08fr;gap:48px;align-items:start;
}
.claim-copy h2{font-size:27px;margin-bottom:14px;}
.claim-copy p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.claim-points{display:grid;gap:10px;margin-top:22px;}
.claim-points li{display:flex;gap:9px;font-size:14px;color:var(--ink-2);}
.claim-points svg{width:16px;height:16px;flex:0 0 16px;margin-top:4px;stroke:var(--accent);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.claim-form{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px;box-shadow:var(--shadow);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;}
.field label{font-size:13px;font-weight:600;color:var(--ink-2);}
.field input,.field select,.field textarea{
 border:1px solid var(--line-strong);background:var(--surface);border-radius:10px;
 padding:11px 13px;font-size:14px;color:var(--ink);min-height:42px;width:100%;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(30,107,94,.14);
}
.form-tip{display:none;margin-top:12px;font-size:13px;color:var(--accent-deep);}
.form-tip.is-on{display:block;}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px;}
/* ---------- footer ---------- */
.site-footer{background:#101820;color:#9aa7b1;padding:56px 0 24px;margin-top:0;}
.footer-grid{
 display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;
 padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .logo{color:#fff;margin-bottom:14px;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:#8b98a0;max-width:320px;}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:14px;letter-spacing:.5px;}
.footer-links li{font-size:13.5px;color:#8b98a0;padding:5px 0;line-height:1.7;}
.footer-links a{color:#9aa7b1;}
.footer-links a:hover{color:#8fd0c2;}
.footer-bottom{
 display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
 padding-top:20px;font-size:12.5px;color:#78858e;
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:36px;}
 .hero h1{font-size:32px;}
 .metric-grid{grid-template-columns:repeat(2,1fr);}
 .grid-3{grid-template-columns:repeat(2,1fr);}
 .news-grid{grid-template-columns:repeat(2,1fr);}
 .timeline{grid-template-columns:repeat(2,1fr);}
 .channel-grid{grid-template-columns:1fr;}
 .split,.claim-wrap{grid-template-columns:1fr;gap:32px;}
 .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
 .nav-links{display:none;}
 .nav-toggle{display:inline-flex;}
 .nav-right .btn{display:none;}
 .hero{padding:52px 0 58px;}
 .hero h1{font-size:27px;}
 .section{padding:54px 0;}
 .section-head h2{font-size:23px;}
 .metric-grid,.grid-3,.news-grid,.timeline{grid-template-columns:1fr;}
 .form-row{grid-template-columns:1fr;}
 .split-media img{height:250px;}
 table.compare thead{display:none;}
 table.compare,table.compare tbody,table.compare tr,table.compare td{display:block;width:100%;}
 table.compare tr{border-bottom:1px solid var(--line);padding:6px 0;}
 table.compare tr:last-child{border-bottom:none;}
 table.compare td{border-bottom:none;padding:8px 18px;}
 table.compare td::before{
   content:attr(data-th);display:block;font-size:12px;
   letter-spacing:.6px;color:var(--accent);margin-bottom:3px;
 }
}
@media (max-width:520px){
 .container{padding:0 16px;}
 .hero h1{font-size:24px;}
 .hero-lead{font-size:14.5px;}
 .panel-grid{grid-template-columns:1fr 1fr;}
 .footer-grid{grid-template-columns:1fr;gap:24px;}
 .footer-bottom{flex-direction:column;}
 .btn{width:100%;}
 .hero-actions .btn{width:100%;}
}