/* roulang page: index */
:root{
  --navy:#1a1f3d;
  --navy-soft:#232a52;
  --navy-deep:#10142c;
  --gold:#ffb400;
  --gold-soft:#ffd166;
  --gold-deep:#a06d00;
  --cyan:#3fe0c8;
  --bg:#f5f6fb;
  --card:#ffffff;
  --text:#1b2038;
  --muted:#626a88;
  --line:#e3e6f0;
  --radius:12px;
  --radius-lg:20px;
  --shadow-sm:0 2px 10px rgba(19,24,50,.06);
  --shadow-md:0 16px 36px rgba(19,24,50,.11);
  --shadow-lg:0 26px 64px rgba(15,19,42,.2);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(16,20,44,.95);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-soft),#ff8a00);color:#141935;font-weight:900;font-size:18px;box-shadow:0 8px 20px rgba(255,180,0,.35)}
.brand-text{display:inline-block}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{position:relative;padding:9px 15px;border-radius:9px;color:rgba(255,255,255,.76);font-size:15px;font-weight:500;transition:color .22s,background .22s,box-shadow .22s;white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.active{color:#141935;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 8px 20px rgba(255,180,0,.3)}
.locator{display:inline-flex;align-items:center;gap:8px;padding:8px 15px;border-radius:999px;border:1px solid rgba(255,180,0,.42);color:var(--gold-soft);font-size:13.5px;font-weight:600;background:rgba(255,180,0,.08);white-space:nowrap;transition:background .22s,border-color .22s,color .22s;flex-shrink:0}
.locator:hover{background:rgba(255,180,0,.18);border-color:var(--gold);color:#fff}
.locator .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 3px rgba(63,224,200,.22)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;cursor:pointer;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}
.nav-toggle:hover{background:rgba(255,255,255,.16)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:60px 0 76px;background:radial-gradient(1100px 560px at 88% -12%,rgba(255,180,0,.18),transparent 62%),radial-gradient(880px 520px at 0% 112%,rgba(63,224,200,.14),transparent 62%),linear-gradient(158deg,#151a35 0%,#1a1f3d 56%,#0f132a 100%)}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.15;pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:46px;align-items:start}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);color:var(--gold-soft);font-size:13px;font-weight:600;letter-spacing:.4px}
.hero h1{margin:20px 0 18px;font-size:clamp(27px,3.3vw,43px);line-height:1.28;font-weight:900;letter-spacing:-.4px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:16.5px;line-height:1.92;color:rgba(255,255,255,.76);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 27px;border-radius:10px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;text-align:center}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.42)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.52);transform:translateY(-2px)}
.btn-line{border-color:rgba(255,180,0,.55);color:var(--gold-deep);background:#fff7e6}
.btn-line:hover{background:#ffefc9;border-color:var(--gold);transform:translateY(-2px)}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:32px;font-size:14px;color:rgba(255,255,255,.66)}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);flex-shrink:0}
.hero-board{background:linear-gradient(165deg,rgba(255,255,255,.10),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:22px 22px 16px;box-shadow:0 26px 64px rgba(0,0,0,.36)}
.board-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.board-head h2{font-size:16px;font-weight:700;letter-spacing:.4px}
.board-head .live{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--cyan);font-weight:600}
.board-head .live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.rank-item{padding:13px 0;border-top:1px dashed rgba(255,255,255,.12)}
.rank-top{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px}
.rank-name{display:flex;align-items:center;gap:10px;font-weight:600;color:#fff}
.rank-no{width:22px;height:22px;border-radius:7px;display:grid;place-items:center;background:rgba(255,255,255,.12);font-size:12px;font-weight:800;color:var(--gold-soft);flex-shrink:0}
.rank-item.is-top .rank-no{background:linear-gradient(135deg,var(--gold),#ff8a00);color:#141935}
.rank-val{color:var(--gold-soft);font-weight:700;font-variant-numeric:tabular-nums;font-size:13.5px}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,.1);margin-top:9px;overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--gold),var(--cyan))}
.board-foot{margin-top:14px;padding-top:12px;border-top:1px dashed rgba(255,255,255,.12);font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.7}

/* ---------- metrics ---------- */
.metrics{background:#fff;border-bottom:1px solid var(--line)}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:36px 0}
.metric{padding:4px 22px;border-left:1px solid var(--line);text-align:center}
.metric:first-child{border-left:0}
.metric-num{font-size:32px;font-weight:900;color:var(--navy);letter-spacing:-.8px;line-height:1.2;font-variant-numeric:tabular-nums}
.metric-num em{font-style:normal;color:var(--gold);font-size:18px;margin-left:3px;font-weight:800}
.metric-label{font-size:13.5px;color:var(--muted);margin-top:4px}

/* ---------- sections ---------- */
.section{padding:78px 0}
.section--white{background:#fff}
.section--deep{background:radial-gradient(900px 480px at 82% -10%,rgba(255,180,0,.14),transparent 60%),linear-gradient(160deg,#171c3a,#1a1f3d 62%,#10142c);color:#fff}
.section--deep .section-head h2{color:#fff}
.section--deep .section-head p{color:rgba(255,255,255,.72)}
.section--band{background:linear-gradient(180deg,#eef1fa,#f5f6fb)}
.section-head{max-width:790px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2.4px;color:var(--gold-deep);margin-bottom:10px}
.section--deep .section-kicker{color:var(--gold-soft)}
.section-head h2{font-size:clamp(23px,2.4vw,32px);line-height:1.36;font-weight:800;color:var(--navy);letter-spacing:-.3px}
.section-head p{margin-top:13px;color:var(--muted);font-size:15.5px;line-height:1.88}

/* ---------- grids & cards ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,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:25px 23px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s,border-color .22s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.card h3{font-size:17.5px;font-weight:700;color:var(--navy);margin-bottom:9px;line-height:1.5}
.card p{font-size:14.5px;color:var(--muted);line-height:1.82}
.card-icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(255,180,0,.2),rgba(63,224,200,.18));color:var(--gold-deep);font-weight:900;font-size:17px;margin-bottom:16px}
.card--dark{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.13);box-shadow:none}
.card--dark:hover{background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.55);box-shadow:0 18px 40px rgba(0,0,0,.3)}
.card--dark h3{color:#fff}
.card--dark p{color:rgba(255,255,255,.72)}
.card--dark .card-icon{background:rgba(255,180,0,.16);color:var(--gold-soft)}

/* ---------- split media ---------- */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,20,44,0) 45%,rgba(16,20,44,.55));pointer-events:none}
.split-caption{position:absolute;left:22px;bottom:20px;z-index:2;color:#fff;font-size:14px;font-weight:600;letter-spacing:.3px}
.split-body h2{font-size:clamp(22px,2.3vw,30px);line-height:1.4;color:var(--navy);font-weight:800;letter-spacing:-.3px;margin-bottom:14px}
.split-body>p{color:var(--muted);font-size:15.5px;line-height:1.9}
.check-list{display:grid;gap:12px;margin-top:22px}
.check-list li{display:flex;gap:11px;font-size:14.8px;color:#39405e;line-height:1.75}
.check-list li::before{content:"✓";flex-shrink:0;width:21px;height:21px;border-radius:50%;background:rgba(255,180,0,.18);color:var(--gold-deep);font-size:12px;font-weight:900;display:grid;place-items:center;margin-top:3px}

/* ---------- compare ---------- */
.compare{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.compare-row{display:grid;grid-template-columns:1.15fr 1fr 1fr}
.compare-row>div{padding:16px 22px;border-bottom:1px solid var(--line);font-size:14.6px;line-height:1.7}
.compare-row:last-child>div{border-bottom:0}
.compare-head>div{background:var(--navy);color:#fff;font-weight:700;font-size:14px;letter-spacing:.3px}
.compare-head>div.win{background:linear-gradient(135deg,var(--gold),#ff8a00);color:#141935}
.col-win{background:#fffaf0;color:#232a52;font-weight:600}
.compare-label{color:var(--navy);font-weight:700}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative;margin-top:8px}
.timeline::before{content:"";position:absolute;top:9px;left:4%;right:4%;height:2px;background:linear-gradient(90deg,rgba(255,180,0,.7),rgba(63,224,200,.45));opacity:.55}
.tl-item{position:relative;padding-top:40px}
.tl-dot{position:absolute;top:0;left:0;width:20px;height:20px;border-radius:50%;background:linear-gradient(135deg,var(--gold-soft),var(--gold));box-shadow:0 0 0 5px rgba(255,180,0,.16)}
.tl-item h3{font-size:16px;font-weight:700;color:var(--navy);margin-bottom:8px}
.tl-item p{font-size:14px;color:var(--muted);line-height:1.8}
.tl-step{display:inline-block;font-size:12px;font-weight:800;color:var(--gold-deep);letter-spacing:1.4px;margin-bottom:6px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step;margin-top:16px}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px 26px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.step::before{counter-increment:step;content:"0" counter(step);position:absolute;top:-15px;left:24px;background:linear-gradient(135deg,var(--gold-soft),#ff8a00);color:#141935;font-weight:900;font-size:13.5px;padding:4px 13px;border-radius:999px;box-shadow:0 8px 18px rgba(255,180,0,.3);letter-spacing:.6px}
.step h3{font-size:17px;font-weight:700;color:var(--navy);margin-bottom:9px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.82}

/* ---------- rank list ---------- */
.rank-list{display:grid;gap:12px}
.rank-row{display:grid;grid-template-columns:48px 1fr auto auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 20px;transition:transform .2s,border-color .2s,box-shadow .2s}
.rank-row:hover{transform:translateX(3px);border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-sm)}
.rank-idx{font-size:19px;font-weight:900;color:var(--gold);font-variant-numeric:tabular-nums}
.rank-title{font-size:15.4px;font-weight:700;color:var(--navy)}
.rank-sub{font-size:13px;color:var(--muted);margin-top:2px}
.rank-chip{padding:3px 12px;border-radius:999px;font-size:12.5px;font-weight:700;background:rgba(63,224,200,.15);color:#0f7d6e;white-space:nowrap}
.rank-chip.warm{background:rgba(255,180,0,.16);color:var(--gold-deep)}
.rank-score{font-size:14.5px;font-weight:800;color:var(--navy);font-variant-numeric:tabular-nums}

/* ---------- category wall ---------- */
.cat-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{display:block;position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:30px 26px;color:#fff;background:linear-gradient(150deg,#232a52,#1a1f3d 65%,#141935);border:1px solid rgba(255,180,0,.2);transition:transform .25s,box-shadow .25s,border-color .25s}
.cat-card::after{content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle,rgba(255,180,0,.28),transparent 70%)}
.cat-card:hover{transform:translateY(-5px);border-color:rgba(255,180,0,.62);box-shadow:var(--shadow-md)}
.cat-card h3{font-size:18px;font-weight:800;margin-bottom:10px;position:relative}
.cat-card p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);position:relative}
.cat-more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:13.5px;font-weight:700;color:var(--gold-soft);position:relative}

/* ---------- quotes ---------- */
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s}
.quote:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.quote p{font-size:15px;line-height:1.88;color:#333a58}
.quote-author{display:flex;align-items:center;gap:11px;margin-top:18px;font-size:13.5px;color:var(--muted)}
.avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--gold-soft),#ff8a00);color:#141935;display:grid;place-items:center;font-weight:900;font-size:14px;flex-shrink:0}
.quote-author strong{color:var(--navy);font-weight:700;display:block;font-size:14px}

/* ---------- news ---------- */
.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);overflow:hidden;transition:transform .24s,box-shadow .24s,border-color .24s}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.42)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#232a52,#1a1f3d)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:16.5px;font-weight:700;line-height:1.55;color:var(--navy)}
.news-body p{font-size:14px;color:var(--muted);line-height:1.78}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:#8b93ad;margin-top:auto;padding-top:10px}
.tag{display:inline-block;padding:3px 11px;border-radius:999px;background:rgba(255,180,0,.15);color:var(--gold-deep);font-size:12px;font-weight:700}
.empty-note{padding:28px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);font-size:15px;background:#fff;text-align:center}

/* ---------- assurance ---------- */
.assurance{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.assure{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-sm);transition:transform .2s,border-color .2s}
.assure:hover{transform:translateY(-3px);border-color:rgba(255,180,0,.5)}
.assure h3{font-size:15.5px;font-weight:700;color:var(--navy);margin-bottom:7px}
.assure p{font-size:13.8px;color:var(--muted);line-height:1.75}
.notice{margin-top:24px;display:flex;gap:12px;align-items:flex-start;padding:16px 20px;border-radius:var(--radius);background:#fff7e6;border:1px solid rgba(255,180,0,.38);font-size:14px;line-height:1.78;color:#6b4d00}
.notice strong{color:#8a6100;font-weight:800}

/* ---------- quick answers ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.qa{background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow-sm)}
.qa h3{font-size:15.5px;font-weight:700;color:var(--navy);margin-bottom:8px}
.qa p{font-size:14.4px;color:var(--muted);line-height:1.82}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s}
.faq-item[open]{border-color:rgba(255,180,0,.55)}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 54px 19px 24px;font-size:15.6px;font-weight:700;color:var(--navy);position:relative;transition:color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;color:var(--gold);line-height:1;transition:transform .2s}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--gold-deep)}
.faq-item .faq-body{padding:0 24px 22px;font-size:14.6px;color:var(--muted);line-height:1.88;border-top:1px dashed var(--line);padding-top:16px;margin-top:0}

/* ---------- form ---------- */
.form-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:start}
.form-intro h2{font-size:clamp(22px,2.3vw,30px);line-height:1.4;color:var(--navy);font-weight:800;letter-spacing:-.3px;margin-bottom:14px}
.form-intro p{color:var(--muted);font-size:15.5px;line-height:1.9}
.form-intro .check-list{margin-top:24px}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-md)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--navy);margin-bottom:7px}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border:1px solid #d8dce9;border-radius:10px;background:#fbfcff;font-size:14.5px;transition:border-color .2s,box-shadow .2s,background .2s}
.field input::placeholder,.field textarea::placeholder{color:#a3a9c0}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--gold);background:#fff;box-shadow:0 0 0 3px rgba(255,180,0,.16);outline:none}
.field textarea{min-height:112px;resize:vertical}
.form .btn{width:100%;margin-top:6px}
.form-tip{margin-top:14px;font-size:12.8px;color:#8b93ad;line-height:1.7}

/* ---------- footer ---------- */
.site-footer{background:#10142c;color:rgba(255,255,255,.72);padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:38px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
.footer-desc{font-size:14px;line-height:1.88;color:rgba(255,255,255,.62);max-width:420px}
.footer-col h4{font-size:14px;color:#fff;font-weight:700;margin-bottom:14px;letter-spacing:.5px}
.footer-col a{display:block;font-size:14px;padding:5px 0;color:rgba(255,255,255,.66);transition:color .2s,transform .2s}
.footer-col a:hover{color:var(--gold);transform:translateX(3px)}
.footer-bottom{padding-top:22px;font-size:13px;color:rgba(255,255,255,.46);display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;line-height:1.7}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .locator{display:none}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-board{max-width:620px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metrics-grid{grid-template-columns:repeat(2,1fr);row-gap:26px}
  .metric:nth-child(3){border-left:0}
  .timeline{grid-template-columns:repeat(2,1fr);row-gap:28px}
  .timeline::before{display:none}
  .news-grid,.grid-3,.cat-wall,.assurance,.steps,.qa-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split,.form-wrap{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .brand{margin-right:auto}
  .main-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:5px;margin-left:0;padding:12px 20px 20px;background:rgba(16,20,44,.99);border-bottom:1px solid rgba(255,255,255,.1);box-shadow:0 20px 40px rgba(0,0,0,.45);display:none}
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 15px;font-size:15.5px}
  .nav-link.active{box-shadow:none}
}
@media (max-width:720px){
  .section{padding:56px 0}
  .hero{padding:44px 0 58px}
  .hero h1{font-size:26px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{flex:1 1 100%}
  .grid-3,.grid-4,.grid-2,.news-grid,.cat-wall,.assurance,.steps,.qa-grid,.timeline,.form-row{grid-template-columns:1fr}
  .metrics-grid{grid-template-columns:1fr;row-gap:0}
  .metric{border-left:0;border-top:1px solid var(--line);padding:18px 8px;text-align:left;display:flex;align-items:baseline;gap:12px}
  .metric:first-child{border-top:0}
  .metric-num{font-size:26px}
  .metric-label{margin-top:0}
  .compare-row{grid-template-columns:1fr}
  .compare-row>div{padding:12px 18px;border-bottom:1px solid var(--line)}
  .compare-row>div:last-child{border-bottom:0}
  .rank-row{grid-template-columns:36px 1fr;row-gap:8px;padding:14px 16px}
  .rank-chip,.rank-score{grid-column:2}
  .rank-score{justify-self:start}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .form{padding:22px}
  .brand{font-size:15.5px}
  .brand-mark{width:34px;height:34px;font-size:16px}
  .split-media img{aspect-ratio:16/10}
}
@media (max-width:420px){
  .container{padding:0 16px}
  .hero h1{font-size:23px}
  .metric-num{font-size:23px}
  .section-head h2{font-size:21px}
}

/* roulang page: category1 */
:root{
 --navy:#1a1f3d;
 --navy-soft:#232a52;
 --navy-deep:#10142c;
 --gold:#ffb400;
 --gold-soft:#ffd166;
 --gold-deep:#a06d00;
 --cyan:#3fe0c8;
 --bg:#f5f6fb;
 --card:#ffffff;
 --text:#1b2038;
 --muted:#626a88;
 --line:#e3e6f0;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(19,24,50,.06);
 --shadow-md:0 16px 36px rgba(19,24,50,.11);
 --shadow-lg:0 26px 64px rgba(15,19,42,.2);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(16,20,44,.95);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-soft),#ff8a00);color:#141935;font-weight:900;font-size:18px;box-shadow:0 8px 20px rgba(255,180,0,.35)}
.brand-text{display:inline-block}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{position:relative;padding:9px 15px;border-radius:9px;color:rgba(255,255,255,.76);font-size:15px;font-weight:500;transition:color .22s,background .22s,box-shadow .22s;white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.active{color:#141935;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 8px 20px rgba(255,180,0,.3)}
.locator{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;border:1px solid rgba(63,224,200,.42);background:rgba(63,224,200,.1);color:#b9fff3;font-size:13.5px;font-weight:600;white-space:nowrap;transition:background .22s,border-color .22s,transform .22s}
.locator:hover{background:rgba(63,224,200,.2);border-color:rgba(63,224,200,.72);transform:translateY(-1px)}
.locator .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(63,224,200,.18)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;cursor:pointer;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}
.nav-toggle:hover{background:rgba(255,255,255,.16)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;color:#fff;padding:52px 0 66px;background:radial-gradient(1000px 520px at 90% -16%,rgba(255,180,0,.18),transparent 62%),radial-gradient(820px 480px at -6% 110%,rgba(63,224,200,.16),transparent 60%),linear-gradient(158deg,#151a35 0%,#1a1f3d 58%,#0f132a 100%)}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.16;pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:44px;align-items:start}
.area-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px}
.area-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(63,224,200,.12);border:1px solid rgba(63,224,200,.38);color:#b9fff3;font-size:13px;font-weight:600}
.area-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan)}
.area-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--gold-soft);border-bottom:1px dashed rgba(255,209,102,.5);padding-bottom:2px;transition:color .2s,border-color .2s}
.area-link:hover{color:#fff;border-color:#fff}
.page-hero h1{margin:20px 0 16px;font-size:clamp(26px,3.1vw,40px);line-height:1.3;font-weight:900;letter-spacing:-.4px}
.page-hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:16px;line-height:1.92;color:rgba(255,255,255,.76);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 27px;border-radius:10px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;text-align:center}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.42)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.52);transform:translateY(-2px)}
.btn-line{border-color:rgba(255,180,0,.55);color:var(--gold-deep);background:#fff7e6}
.btn-line:hover{background:#ffefc9;border-color:var(--gold);transform:translateY(-2px)}
.hero-panel{background:linear-gradient(165deg,rgba(255,255,255,.11),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.15);border-radius:18px;padding:20px 22px 12px;box-shadow:0 26px 64px rgba(0,0,0,.34)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px}
.panel-head h2{font-size:15px;font-weight:800;letter-spacing:.3px}
.panel-head span{font-size:12px;color:rgba(255,255,255,.5)}
.panel-row{display:flex;align-items:flex-start;gap:12px;padding:13px 0;border-top:1px dashed rgba(255,255,255,.12)}
.panel-num{flex:0 0 30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:12.5px;font-weight:800;background:rgba(255,255,255,.1);color:var(--gold-soft)}
.panel-row.is-hot .panel-num{background:linear-gradient(135deg,var(--gold),#ff8a00);color:#141935}
.panel-row strong{display:block;font-size:14.5px;font-weight:700;color:#fff}
.panel-row small{display:block;margin-top:2px;font-size:12.5px;color:rgba(255,255,255,.58);line-height:1.6}

/* ---------- sections ---------- */
.section{padding:76px 0}
.section--white{background:#fff}
.section--band{background:linear-gradient(180deg,#eef1fa,#f5f6fb)}
.section--deep{background:radial-gradient(900px 480px at 84% -12%,rgba(255,180,0,.14),transparent 60%),linear-gradient(160deg,#171c3a,#1a1f3d 62%,#10142c);color:#fff}
.section-head{max-width:780px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2.4px;color:var(--gold-deep);margin-bottom:10px}
.section--deep .section-kicker{color:var(--gold-soft)}
.section-head h2{font-size:clamp(22px,2.3vw,31px);line-height:1.38;font-weight:800;color:var(--navy);letter-spacing:-.3px}
.section--deep .section-head h2{color:#fff}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.88}
.section--deep .section-head p{color:rgba(255,255,255,.72)}

/* ---------- metrics ---------- */
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s,border-color .24s}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.metric-num{font-size:30px;font-weight:900;color:var(--navy);letter-spacing:-1px;line-height:1.2}
.metric-num i{font-style:normal;font-size:15px;font-weight:700;color:var(--gold-deep);margin-left:4px}
.metric-card h3{margin-top:8px;font-size:15px;font-weight:700}
.metric-card p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- matrix ---------- */
.matrix-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.matrix-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 26px 22px;box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .24s,box-shadow .24s,border-color .24s}
.matrix-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--gold-soft),var(--gold))}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.matrix-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.matrix-card h3{font-size:18px;font-weight:800;color:var(--navy)}
.tag{display:inline-block;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;background:#f0f2fa;color:var(--muted)}
.tag--gold{background:rgba(255,180,0,.16);color:var(--gold-deep)}
.tag--cyan{background:rgba(63,224,200,.16);color:#0f7a6b}
.matrix-card p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.85}
.matrix-list{margin-top:16px;display:grid;gap:9px}
.matrix-list li{position:relative;padding-left:18px;font-size:14px;color:var(--text);line-height:1.75}
.matrix-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--gold);transform:rotate(45deg)}

/* ---------- compare ---------- */
.compare-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden}
.compare-row{display:grid;grid-template-columns:.9fr 1.05fr 1.15fr;gap:0;border-bottom:1px solid var(--line)}
.compare-row:last-child{border-bottom:0}
.compare-row > div{padding:18px 22px;font-size:14.5px;line-height:1.8}
.compare-head{background:linear-gradient(180deg,#f3f5fc,#eef1fa);font-weight:800;color:var(--navy);font-size:13.5px;letter-spacing:.4px}
.compare-row .c-topic{font-weight:700;color:var(--navy);background:#fbfcff}
.compare-row .c-bad{color:#8a4a4a;background:#fff8f7}
.compare-row .c-good{color:#146b5c;background:#f4fdfa}
.compare-row:hover .c-topic{background:#f5f7ff}

/* ---------- milestone ---------- */
.timeline{position:relative;display:grid;gap:18px}
.tl-item{display:grid;grid-template-columns:78px minmax(0,1fr);gap:20px;align-items:start;padding:20px 22px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);transition:background .24s,border-color .24s,transform .24s}
.tl-item:hover{background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.45);transform:translateX(4px)}
.tl-step{display:grid;place-items:center;height:52px;border-radius:12px;background:linear-gradient(135deg,rgba(255,180,0,.9),rgba(255,138,0,.85));color:#141935;font-weight:900;font-size:13px;line-height:1.2;text-align:center}
.tl-item h3{font-size:17px;font-weight:800;color:#fff}
.tl-item p{margin-top:7px;font-size:14.5px;color:rgba(255,255,255,.7);line-height:1.85}

/* ---------- 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:22px;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s,border-color .24s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.news-tag{align-self:flex-start;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;background:rgba(63,224,200,.15);color:#0f7a6b}
.news-card h3{margin-top:14px;font-size:16.5px;font-weight:800;color:var(--navy);line-height:1.5;transition:color .2s}
.news-card:hover h3{color:var(--gold-deep)}
.news-card p{margin-top:9px;font-size:14px;color:var(--muted);line-height:1.8;flex:1}
.news-time{display:block;margin-top:14px;font-size:12.5px;color:#9aa1b8;padding-top:12px;border-top:1px dashed var(--line)}
.empty-note{padding:26px 24px;border-radius:var(--radius);background:#fff;border:1px dashed var(--line);color:var(--muted);font-size:14.5px;text-align:center}

/* ---------- nearby ---------- */
.nearby-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.machine-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s}
.machine-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.machine-card img{width:100%;height:158px;object-fit:cover}
.machine-body{padding:18px 20px 20px}
.machine-body h3{font-size:16px;font-weight:800;color:var(--navy)}
.machine-body p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.8}
.machine-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{padding:4px 10px;border-radius:7px;font-size:12px;font-weight:600;background:#f0f2fa;color:#4a5273}

/* ---------- quick check ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.quick-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s,border-color .24s}
.quick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(63,224,200,.5)}
.quick-key{display:inline-block;padding:4px 10px;border-radius:7px;background:var(--navy);color:var(--gold-soft);font-size:12px;font-weight:800;letter-spacing:.5px}
.quick-card h3{margin-top:12px;font-size:15.5px;font-weight:800;color:var(--navy)}
.quick-card p{margin-top:7px;font-size:13.8px;color:var(--muted);line-height:1.8}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .22s,box-shadow .22s}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-md)}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 24px;font-size:15.5px;font-weight:700;color:var(--navy);display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:0 0 26px;height:26px;border-radius:8px;display:grid;place-items:center;background:#f0f2fa;color:var(--gold-deep);font-weight:900;font-size:16px;transition:background .22s,color .22s}
.faq-item[open] summary::after{content:"−";background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935}
.faq-item summary:hover{color:var(--gold-deep)}
.faq-answer{padding:0 24px 20px;font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- ask form ---------- */
.ask-wrap{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:40px;align-items:center}
.ask-info h2{font-size:clamp(22px,2.3vw,30px);font-weight:800;color:#fff;line-height:1.4}
.ask-info p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.72);line-height:1.9}
.ask-tips{margin-top:22px;display:grid;gap:10px}
.ask-tips li{position:relative;padding-left:20px;font-size:14px;color:rgba(255,255,255,.66);line-height:1.8}
.ask-tips li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--cyan)}
.ask-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);padding:26px 26px 24px;box-shadow:0 20px 48px rgba(0,0,0,.28)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:rgba(255,255,255,.78);margin-bottom:7px;letter-spacing:.3px}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(12,16,36,.6);color:#fff;font-size:14.5px;transition:border-color .2s,box-shadow .2s,background .2s}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.38)}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.22);background:rgba(12,16,36,.82)}
.field textarea{min-height:108px;resize:vertical}
.form-note{font-size:12.5px;color:rgba(255,255,255,.46);margin-top:12px;line-height:1.7}
.ask-form .btn{width:100%;margin-top:6px}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.7);padding:56px 0 26px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:38px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16.5px}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:440px}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.5px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.62);padding:6px 0;transition:color .2s,transform .2s}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:rgba(255,255,255,.46)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:34px}
 .metrics-grid{grid-template-columns:repeat(2,1fr)}
 .matrix-grid{grid-template-columns:1fr}
 .news-grid,.nearby-grid{grid-template-columns:repeat(2,1fr)}
 .quick-grid{grid-template-columns:repeat(2,1fr)}
 .ask-wrap{grid-template-columns:1fr;gap:30px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .compare-row{grid-template-columns:.85fr 1fr 1fr}
}
@media (max-width:880px){
 .header-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:12px}
 .main-nav{order:3;width:100%;margin-left:0;display:none;flex-direction:column;align-items:stretch;gap:6px;padding:10px 0 4px;border-top:1px solid rgba(255,255,255,.1)}
 .main-nav.is-open{display:flex}
 .nav-link{padding:12px 14px;border-radius:10px;font-size:15px}
 .locator{margin-left:auto;padding:8px 13px;font-size:12.5px}
 .nav-toggle{display:inline-flex}
}
@media (max-width:768px){
 .section{padding:56px 0}
 .page-hero{padding:40px 0 52px}
 .hero-lead{font-size:15px}
 .metrics-grid,.news-grid,.nearby-grid,.quick-grid{grid-template-columns:1fr}
 .compare-row{grid-template-columns:1fr}
 .compare-head{display:none}
 .compare-row > div{padding:14px 18px}
 .compare-row .c-topic{background:#eef1fa;font-size:13px;letter-spacing:.4px}
 .compare-row .c-bad::before{content:"容易踩的坑 · ";font-weight:800;color:#8a4a4a}
 .compare-row .c-good::before{content:"稳定做法 · ";font-weight:800;color:#146b5c}
 .tl-item{grid-template-columns:1fr;gap:12px;padding:18px}
 .tl-step{justify-self:start;padding:0 16px;height:34px;font-size:12.5px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
 .brand-text{font-size:15px;max-width:170px;white-space:normal;line-height:1.3}
 .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
 .locator{font-size:12px;padding:7px 11px}
 .btn{width:100%;padding:12px 20px}
 .hero-actions{flex-direction:column;gap:10px}
 .ask-form{padding:20px 18px}
 .faq-item summary{padding:16px 18px;font-size:14.8px}
 .faq-answer{padding:0 18px 18px}
 .matrix-card{padding:22px 20px 18px}
 .metric-num{font-size:26px}
}

/* roulang page: article */
:root{
 --navy:#1a1f3d;
 --navy-soft:#232a52;
 --navy-deep:#10142c;
 --gold:#ffb400;
 --gold-soft:#ffd166;
 --gold-deep:#a06d00;
 --cyan:#3fe0c8;
 --bg:#f5f6fb;
 --card:#ffffff;
 --text:#1b2038;
 --muted:#626a88;
 --line:#e3e6f0;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(19,24,50,.06);
 --shadow-md:0 16px 36px rgba(19,24,50,.11);
 --shadow-lg:0 26px 64px rgba(15,19,42,.2);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p{margin:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
::selection{background:rgba(255,180,0,.32)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(16,20,44,.95);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-soft),#ff8a00);color:#141935;font-weight:900;font-size:18px;box-shadow:0 8px 20px rgba(255,180,0,.35)}
.brand-text{display:inline-block}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{position:relative;padding:9px 15px;border-radius:9px;color:rgba(255,255,255,.76);font-size:15px;font-weight:500;transition:color .22s,background .22s,box-shadow .22s;white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.active{color:#141935;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 8px 20px rgba(255,180,0,.3)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.locator{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:rgba(255,255,255,.82);font-size:13.5px;font-weight:600;white-space:nowrap;transition:background .2s,border-color .2s,color .2s;flex-shrink:0}
.locator:hover{background:rgba(63,224,200,.16);border-color:rgba(63,224,200,.5);color:#fff}
.locator .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(63,224,200,.16)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;cursor:pointer;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}
.nav-toggle:hover{background:rgba(255,255,255,.16)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 27px;border-radius:10px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;text-align:center}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.42)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.52);transform:translateY(-2px)}
.btn-line{border-color:rgba(255,180,0,.55);color:var(--gold-deep);background:#fff7e6}
.btn-line:hover{background:#ffefc9;border-color:var(--gold);transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:9px}

/* ---------- section base ---------- */
.section{padding:78px 0}
.section--white{background:#fff}
.section--band{background:linear-gradient(180deg,#eef1fa,#f5f6fb)}
.section--deep{background:radial-gradient(900px 480px at 82% -10%,rgba(255,180,0,.14),transparent 60%),linear-gradient(160deg,#171c3a,#1a1f3d 62%,#10142c);color:#fff}
.section-head{max-width:790px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2.4px;color:var(--gold-deep);margin-bottom:10px}
.section--deep .section-kicker{color:var(--gold-soft)}
.section-head h2{font-size:clamp(23px,2.4vw,32px);line-height:1.36;font-weight:800;color:var(--navy);letter-spacing:-.3px}
.section-head p{margin-top:13px;color:var(--muted);font-size:15.5px;line-height:1.9}
.section--deep .section-head h2{color:#fff}
.section--deep .section-head p{color:rgba(255,255,255,.72)}

/* ---------- article hero ---------- */
.article-hero{position:relative;overflow:hidden;color:#fff;padding:42px 0 62px;background:radial-gradient(1000px 520px at 88% -12%,rgba(255,180,0,.18),transparent 62%),radial-gradient(860px 500px at 0% 112%,rgba(63,224,200,.14),transparent 62%),linear-gradient(158deg,#151a35 0%,#1a1f3d 56%,#0f132a 100%)}
.article-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.15;pointer-events:none}
.article-hero .container{position:relative}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.14fr) minmax(0,.86fr);gap:44px;align-items:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.58);margin-bottom:16px}
.crumbs a{transition:color .2s}
.crumbs a:hover{color:var(--gold-soft)}
.crumbs .sep{color:rgba(255,255,255,.3)}
.tag-inline{display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:999px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);color:var(--gold-soft);font-size:13px;font-weight:600;letter-spacing:.3px}
.article-hero h1{margin:18px 0 16px;font-size:clamp(26px,3.1vw,40px);line-height:1.3;font-weight:900;letter-spacing:-.5px}
.article-lead{color:rgba(255,255,255,.78);font-size:16px;line-height:1.92;max-width:660px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.meta-chip{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);font-size:13px;color:rgba(255,255,255,.76)}
.meta-chip strong{color:#fff;font-weight:700}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.poster{position:relative;border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.16);box-shadow:0 30px 70px rgba(0,0,0,.45);background:#0d1128}
.poster img{width:100%;aspect-ratio:4/3;object-fit:cover}
.poster-bar{position:absolute;left:0;right:0;bottom:0;padding:16px 18px;display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.86);background:linear-gradient(180deg,rgba(9,12,28,0),rgba(9,12,28,.92))}
.poster-bar .pb-title{font-weight:700}
.poster-bar .pb-tag{padding:4px 10px;border-radius:999px;background:rgba(255,180,0,.9);color:#141935;font-weight:800;font-size:12px;white-space:nowrap}

/* ---------- quick bar ---------- */
.quickbar{background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm)}
.quickbar-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:24px 0}
.quick-item{padding:2px 22px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:5px}
.quick-item:first-child{border-left:0;padding-left:0}
.qi-label{font-size:12.5px;color:var(--muted);letter-spacing:.6px}
.qi-value{font-size:15.5px;font-weight:800;color:var(--navy)}

/* ---------- article body ---------- */
.reading{max-width:900px;margin:0 auto}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:clamp(22px,4vw,48px)}
.key-box{background:linear-gradient(160deg,#fdf8ea,#fffdf7);border:1px solid #f1dfb0;border-radius:14px;padding:20px 22px;margin-bottom:30px}
.key-title{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:800;color:var(--gold-deep);letter-spacing:1px}
.key-title span{color:var(--gold)}
.key-list{margin-top:12px;display:grid;gap:9px}
.key-list li{display:flex;gap:10px;font-size:15px;line-height:1.85;color:#4a4130}
.key-list li::before{content:"";width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--gold);flex-shrink:0}
.article-body{font-size:16.5px;line-height:1.95;color:#2a3050}
.article-body > * + *{margin-top:16px}
.article-body h2{font-size:clamp(20px,2.2vw,25px);font-weight:800;color:var(--navy);margin-top:34px;padding-left:14px;border-left:4px solid var(--gold);line-height:1.5}
.article-body h3{font-size:18px;font-weight:800;color:var(--navy-soft);margin-top:26px}
.article-body h4{font-size:16.5px;font-weight:800;color:var(--navy-soft);margin-top:22px}
.article-body p{margin:0}
.article-body ul{padding-left:22px;list-style:disc}
.article-body ol{padding-left:22px;list-style:decimal}
.article-body li{margin:8px 0}
.article-body strong{color:var(--navy);font-weight:800}
.article-body a{color:#1f5fd0;border-bottom:1px solid rgba(31,95,208,.3)}
.article-body a:hover{color:var(--gold-deep);border-color:var(--gold)}
.article-body img{border-radius:12px;margin:20px 0;box-shadow:var(--shadow-sm)}
.article-body blockquote{margin:22px 0;padding:16px 20px;background:#f7f8fd;border-left:4px solid var(--cyan);border-radius:0 12px 12px 0;color:#39406a;font-size:15.5px}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.article-body th{background:#f2f4fb;color:var(--navy);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.article-body code{background:#f2f4fb;border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:14px}
.empty-state{text-align:center;padding:26px 12px 40px}
.empty-state h2{font-size:24px;font-weight:800;color:var(--navy)}
.empty-state p{margin:14px auto 24px;max-width:520px;color:var(--muted);font-size:15.5px;line-height:1.9}

/* ---------- stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:24px 22px;transition:transform .25s,border-color .25s,background .25s}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.45);background:rgba(255,255,255,.09)}
.stat-num{font-size:clamp(26px,3vw,34px);font-weight:900;color:var(--gold);letter-spacing:-1px;line-height:1.2}
.stat-num span{font-size:15px;color:rgba(255,255,255,.7);margin-left:4px;font-weight:700;letter-spacing:0}
.stat-label{margin-top:8px;font-size:14.5px;font-weight:700;color:#fff}
.stat-note{margin-top:8px;font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.48)}

/* ---------- cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.play-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:26px 24px;transition:transform .25s,box-shadow .25s,border-color .25s}
.play-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.card-no{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935;font-weight:900;font-size:16px;box-shadow:0 8px 18px rgba(255,180,0,.28)}
.play-card h3{margin-top:16px;font-size:18px;font-weight:800;color:var(--navy);line-height:1.5}
.play-card p{margin-top:9px;color:var(--muted);font-size:15px;line-height:1.85}
.tag{display:inline-block;padding:4px 10px;border-radius:999px;background:#eef1fa;color:#3c477a;font-size:12.5px;font-weight:600}
.tag-gold{background:#fff4d6;color:var(--gold-deep)}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- compare table ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:14px;box-shadow:var(--shadow-sm)}
.compare{width:100%;min-width:640px;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.compare th{background:var(--navy);color:#fff;font-size:14.5px;font-weight:700;padding:15px 18px;text-align:left;letter-spacing:.4px}
.compare td{padding:15px 18px;border-top:1px solid var(--line);font-size:15px;color:#39406a;vertical-align:top;line-height:1.8}
.compare tbody tr:hover td{background:#fafbff}
.compare .bad{color:#b4453a;font-weight:700}
.compare .good{color:#1a7a5e;font-weight:700}

/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;gap:22px;margin-top:6px}
.timeline::before{content:"";position:absolute;left:19px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--gold),rgba(255,180,0,.12))}
.tl-item{position:relative;padding-left:60px}
.tl-dot{position:absolute;left:8px;top:0;width:24px;height:24px;border-radius:50%;background:#fff;border:2px solid var(--gold);display:grid;place-items:center;font-size:11px;font-weight:900;color:var(--gold-deep)}
.tl-time{font-size:12.5px;font-weight:800;color:var(--gold-deep);letter-spacing:1px}
.tl-item h3{font-size:17px;font-weight:800;color:var(--navy);margin-top:3px}
.tl-item p{color:var(--muted);font-size:15px;margin-top:5px;line-height:1.85}

/* ---------- related ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:24px 22px;transition:transform .25s,box-shadow .25s,border-color .25s;height:100%}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.post-card .pc-bar{width:44px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--gold),var(--cyan))}
.post-card h3{font-size:17px;font-weight:800;color:var(--navy);line-height:1.6}
.post-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.post-card .pc-more{margin-top:auto;font-size:13.5px;font-weight:800;color:var(--gold-deep)}

/* ---------- faq ---------- */
.faq{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow .2s,border-color .2s}
.faq-item[open]{border-color:rgba(255,180,0,.6);box-shadow:var(--shadow-md)}
.faq-item summary{cursor:pointer;list-style:none;position:relative;padding:16px 52px 16px 20px;font-size:15.5px;font-weight:700;color:var(--navy);transition:color .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:20px;font-weight:800;color:var(--gold-deep);line-height:1}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--gold-deep)}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
.faq-body{padding:0 20px 18px;color:var(--muted);font-size:15px;line-height:1.9}

/* ---------- cta ---------- */
.cta-panel{position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:clamp(26px,4vw,48px);color:#fff;background:linear-gradient(150deg,#1a1f3d,#232a52 58%,#10142c);box-shadow:var(--shadow-lg)}
.cta-panel::after{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-4.webp') center/cover no-repeat;opacity:.13;pointer-events:none}
.cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:36px;align-items:center}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.38;letter-spacing:-.3px}
.cta-inner p{margin-top:14px;color:rgba(255,255,255,.74);font-size:15.5px;line-height:1.9}
.cta-points{display:grid;gap:10px;margin-top:22px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.8)}
.cta-points li::before{content:"◆";color:var(--cyan);font-size:11px;line-height:2}
.ask-form{display:grid;gap:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:22px}
.ask-form label{font-size:13px;font-weight:600;color:rgba(255,255,255,.72)}
.ask-form input,.ask-form textarea{width:100%;padding:12px 14px;border-radius:9px;border:1px solid rgba(255,255,255,.2);background:rgba(9,12,28,.55);color:#fff;font-size:14.5px;transition:border-color .2s,box-shadow .2s}
.ask-form textarea{min-height:88px;resize:vertical}
.ask-form input::placeholder,.ask-form textarea::placeholder{color:rgba(255,255,255,.38)}
.ask-form input:focus,.ask-form textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.2)}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.72);padding:56px 0 26px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.9;max-width:430px;color:rgba(255,255,255,.58)}
.footer-col h4{color:#fff;font-size:15px;margin:0 0 14px;font-weight:800;letter-spacing:.5px}
.footer-col a{display:block;padding:5px 0;font-size:14px;color:rgba(255,255,255,.62);transition:color .2s,transform .2s}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px)}
.footer-col a:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:rgba(255,255,255,.44)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:minmax(0,1fr);gap:32px}
 .poster{max-width:560px}
 .stats-grid{grid-template-columns:repeat(2,1fr)}
 .grid-3,.post-grid{grid-template-columns:repeat(2,1fr)}
 .quickbar-grid{grid-template-columns:repeat(2,1fr);row-gap:18px}
 .quick-item:nth-child(3){border-left:0;padding-left:0}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
}
@media (max-width:960px){
 .nav-toggle{display:inline-flex}
 .brand{margin-right:auto}
 .main-nav{position:absolute;left:0;right:0;top:calc(100% + 8px);margin-left:0;flex-direction:column;align-items:stretch;gap:4px;padding:10px;background:#10142c;border:1px solid rgba(255,255,255,.12);border-radius:14px;box-shadow:0 24px 48px rgba(0,0,0,.42);display:none}
 .main-nav.is-open{display:flex}
 .nav-link{padding:11px 14px;font-size:15px}
 .nav-link.active{box-shadow:none}
}
@media (max-width:768px){
 .section{padding:56px 0}
 .article-hero{padding:32px 0 48px}
 .hero-grid{gap:26px}
 .article-lead{font-size:15px}
 .locator{display:none}
 .grid-3,.grid-2,.post-grid{grid-template-columns:1fr}
 .stats-grid{grid-template-columns:1fr 1fr;gap:14px}
 .stat-card{padding:20px 18px}
 .cta-inner{grid-template-columns:1fr;gap:26px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
 .footer-desc{max-width:none}
 .compare{min-width:600px}
 .timeline::before{left:15px}
 .tl-item{padding-left:48px}
 .tl-dot{left:4px;width:22px;height:22px}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .header-inner{min-height:66px;gap:10px}
 .brand{font-size:15px;gap:8px}
 .brand-mark{width:34px;height:34px;font-size:16px;border-radius:9px}
 .article-hero h1{font-size:23px}
 .meta-chip{font-size:12.5px;padding:6px 11px}
 .hero-actions .btn{width:100%}
 .quickbar-grid{grid-template-columns:1fr;padding:20px 0;row-gap:14px}
 .quick-item{border-left:0;padding-left:0;padding-bottom:12px;border-bottom:1px solid var(--line)}
 .quick-item:last-child{padding-bottom:0;border-bottom:0}
 .stats-grid{grid-template-columns:1fr}
 .article-card{border-radius:14px}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px}
 .faq-item summary{font-size:15px;padding:14px 46px 14px 16px}
}

/* roulang page: category2 */
:root{
--navy:#1a1f3d;
--navy-soft:#232a52;
--navy-deep:#10142c;
--gold:#ffb400;
--gold-soft:#ffd166;
--gold-deep:#a06d00;
--cyan:#3fe0c8;
--bg:#f5f6fb;
--card:#ffffff;
--text:#1b2038;
--muted:#626a88;
--line:#e3e6f0;
--radius:12px;
--radius-lg:20px;
--shadow-sm:0 2px 10px rgba(19,24,50,.06);
--shadow-md:0 16px 36px rgba(19,24,50,.11);
--shadow-lg:0 26px 64px rgba(15,19,42,.2);
--container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.32}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.7);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(16,20,44,.95);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-soft),#ff8a00);color:#141935;font-weight:900;font-size:18px;box-shadow:0 8px 20px rgba(255,180,0,.35)}
.brand-text{display:inline-block}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{position:relative;padding:9px 15px;border-radius:9px;color:rgba(255,255,255,.76);font-size:15px;font-weight:500;transition:color .22s,background .22s,box-shadow .22s;white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.active{color:#141935;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 8px 20px rgba(255,180,0,.3)}
.locator{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:rgba(255,255,255,.88);font-size:13.5px;font-weight:600;white-space:nowrap;transition:background .2s,border-color .2s,transform .2s;flex-shrink:0}
.locator:hover{background:rgba(255,255,255,.16);border-color:rgba(63,224,200,.6);transform:translateY(-1px)}
.locator .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 3px rgba(63,224,200,.2)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;cursor:pointer;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}
.nav-toggle:hover{background:rgba(255,255,255,.16)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 27px;border-radius:10px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;text-align:center}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.42)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.52);transform:translateY(-2px)}
.btn-line{border-color:rgba(160,109,0,.35);color:var(--gold-deep);background:#fff7e6}
.btn-line:hover{background:#ffefc9;border-color:var(--gold);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:58px 0 70px;background:radial-gradient(1100px 560px at 88% -12%,rgba(255,180,0,.18),transparent 62%),radial-gradient(880px 520px at 0% 112%,rgba(63,224,200,.14),transparent 62%),linear-gradient(158deg,#151a35 0%,#1a1f3d 56%,#0f132a 100%)}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;opacity:.16;pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:46px;align-items:start}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.72);transition:color .2s}
.crumb a:hover{color:var(--gold-soft)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);color:var(--gold-soft);font-size:13px;font-weight:600;letter-spacing:.4px}
.hero h1{margin:18px 0 16px;font-size:clamp(26px,3.1vw,40px);line-height:1.3;font-weight:900;letter-spacing:-.4px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:16px;line-height:1.9;color:rgba(255,255,255,.76);max-width:620px}
.hero-points{display:grid;gap:10px;margin-top:24px;font-size:14.5px;color:rgba(255,255,255,.78)}
.hero-points li{display:flex;align-items:flex-start;gap:10px;line-height:1.7}
.hero-points li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan);flex-shrink:0;margin-top:9px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.trust-strip{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13.5px;color:rgba(255,255,255,.6)}
.trust-strip span{display:inline-flex;align-items:center;gap:8px}
.trust-strip span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--gold)}
.hero-board{background:linear-gradient(165deg,rgba(255,255,255,.1),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:22px 22px 18px;box-shadow:0 26px 64px rgba(0,0,0,.36)}
.board-title{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12)}
.board-title strong{font-size:15.5px;color:#fff;letter-spacing:.2px}
.board-title span{font-size:12px;color:var(--gold-soft);padding:3px 10px;border-radius:999px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.3)}
.board-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.1);font-size:14px}
.board-row:last-of-type{border-bottom:0}
.board-row .k{color:rgba(255,255,255,.66);flex-shrink:0;min-width:88px}
.board-row .v{margin-left:auto;color:#fff;font-weight:700;text-align:right}
.board-row .v small{display:block;font-weight:400;font-size:11.5px;color:rgba(255,255,255,.5)}
.board-note{margin-top:14px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12);font-size:12.5px;line-height:1.75;color:rgba(255,255,255,.55)}

/* ---------- section framework ---------- */
.section{padding:74px 0}
.section--white{background:#fff}
.section--band{background:linear-gradient(180deg,#eef1fa,#f5f6fb)}
.section--deep{background:radial-gradient(900px 480px at 82% -10%,rgba(255,180,0,.14),transparent 60%),linear-gradient(160deg,#171c3a,#1a1f3d 62%,#10142c);color:#fff}
.section--deep .section-head h2{color:#fff}
.section--deep .section-head p{color:rgba(255,255,255,.72)}
.section-head{max-width:800px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2.4px;color:var(--gold-deep);margin-bottom:10px}
.section--deep .section-kicker{color:var(--gold-soft)}
.section-head h2{font-size:clamp(23px,2.4vw,31px);line-height:1.36;font-weight:800;color:var(--navy);letter-spacing:-.3px}
.section-head p{margin-top:13px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ---------- stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s,border-color .24s}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.stat-num{font-size:32px;font-weight:900;color:var(--navy);letter-spacing:-1px;line-height:1.1}
.stat-num span{font-size:15px;font-weight:700;color:var(--gold-deep);margin-left:4px}
.stat-label{margin-top:8px;font-size:14.5px;font-weight:700;color:var(--text)}
.stat-desc{margin-top:6px;font-size:13px;line-height:1.7;color:var(--muted)}

/* ---------- stage ---------- */
.stage-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.stage-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 24px;box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .24s,box-shadow .24s}
.stage-card::after{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--gold),var(--gold-soft))}
.stage-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.stage-tag{display:inline-block;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:700;color:var(--gold-deep);background:#fff5df;border:1px solid rgba(255,180,0,.35)}
.stage-card h3{margin-top:14px;font-size:18.5px;font-weight:800;color:var(--navy)}
.stage-card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--muted)}
.stage-list{margin-top:16px;display:grid;gap:9px}
.stage-list li{display:flex;gap:9px;font-size:14px;color:#3a4162;line-height:1.7}
.stage-list li::before{content:"▸";color:var(--gold);font-weight:800;flex-shrink:0}

/* ---------- reward matrix ---------- */
.reward-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.reward-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);padding:24px 22px;transition:transform .24s,background .24s,border-color .24s}
.reward-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);border-color:rgba(255,180,0,.5)}
.reward-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(255,209,102,.9),rgba(255,138,0,.9));color:#141935;font-weight:900;font-size:16px}
.reward-card h3{margin-top:14px;font-size:17.5px;color:#fff;font-weight:800}
.reward-card p{margin-top:9px;font-size:14px;line-height:1.78;color:rgba(255,255,255,.7)}
.reward-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:12px;padding:4px 11px;border-radius:999px;background:rgba(63,224,200,.12);color:var(--cyan);border:1px solid rgba(63,224,200,.3)}

/* ---------- compare table ---------- */
.table-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
table{width:100%;border-collapse:collapse;min-width:620px}
th,td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:#f0f2fa;color:var(--navy);font-weight:800;font-size:14px;letter-spacing:.3px;white-space:nowrap}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:#fbfcff}
td.strong{font-weight:700;color:var(--navy)}
.diff-good{color:#1c8f6a;font-weight:700}
.diff-bad{color:#b45f6a;font-weight:700}

/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;gap:20px;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--gold),rgba(255,180,0,.15))}
.tl-item{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s}
.tl-item:hover{transform:translateX(4px);box-shadow:var(--shadow-md)}
.tl-item::before{content:"";position:absolute;left:-26px;top:26px;width:12px;height:12px;border-radius:50%;background:var(--gold);border:3px solid #fff;box-shadow:0 0 0 2px rgba(255,180,0,.4)}
.tl-range{font-size:13px;font-weight:800;color:var(--gold-deep);letter-spacing:.6px}
.tl-item h3{margin-top:6px;font-size:17.5px;font-weight:800;color:var(--navy)}
.tl-item p{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--muted)}

/* ---------- news list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s,border-color .24s}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.4)}
.news-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:#e8ebf5}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--muted)}
.news-tags .tag{color:var(--gold-deep);background:#fff5df;border:1px solid rgba(255,180,0,.32);padding:3px 10px;border-radius:999px;font-weight:700}
.news-card h3{font-size:16.5px;font-weight:800;line-height:1.5;color:var(--navy)}
.news-card h3 a{transition:color .2s}
.news-card h3 a:hover{color:var(--gold-deep)}
.news-summary{font-size:14px;line-height:1.78;color:var(--muted)}
.news-more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--gold-deep);display:inline-flex;align-items:center;gap:6px}
.news-card:hover .news-more{color:#7d5500}
.empty-tip{padding:34px 24px;text-align:center;font-size:15px;color:var(--muted);background:var(--card);border:1px dashed var(--line);border-radius:var(--radius)}

/* ---------- assurance ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.assure-item{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:border-color .24s,box-shadow .24s}
.assure-item:hover{border-color:rgba(255,180,0,.45);box-shadow:var(--shadow-md)}
.assure-num{width:38px;height:38px;flex-shrink:0;border-radius:11px;display:grid;place-items:center;background:var(--navy);color:var(--gold-soft);font-weight:900;font-size:15px}
.assure-item h3{font-size:16.5px;font-weight:800;color:var(--navy)}
.assure-item p{margin-top:7px;font-size:14px;line-height:1.78;color:var(--muted)}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.faq-q{width:100%;display:flex;align-items:flex-start;gap:12px;padding:20px 22px;background:none;border:0;cursor:pointer;text-align:left;font-size:16px;font-weight:800;color:var(--navy);transition:background .2s}
.faq-q:hover{background:#fbfcff}
.faq-q .mk{flex-shrink:0;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;background:#fff5df;color:var(--gold-deep);font-size:13px;font-weight:900}
.faq-q .arrow{margin-left:auto;flex-shrink:0;color:var(--gold-deep);transition:transform .25s;font-size:13px;font-weight:900}
.faq-item.open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{display:none;padding:0 22px 20px 58px;font-size:14.5px;line-height:1.85;color:var(--muted)}
.faq-item.open .faq-a{display:block}

/* ---------- ask form ---------- */
.ask-wrap{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:38px;align-items:start}
.ask-copy h2{font-size:clamp(22px,2.3vw,30px);font-weight:800;color:#fff;line-height:1.4}
.ask-copy p{margin-top:14px;font-size:15px;line-height:1.9;color:rgba(255,255,255,.72)}
.ask-list{margin-top:22px;display:grid;gap:12px}
.ask-list li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.8);line-height:1.7}
.ask-list li::before{content:"✓";color:var(--cyan);font-weight:900;flex-shrink:0}
.ask-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:26px 24px;box-shadow:0 24px 60px rgba(0,0,0,.32)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:rgba(255,255,255,.82);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);color:#fff;font-size:14.5px;transition:border-color .2s,background .2s,box-shadow .2s}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.4)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);background:rgba(255,255,255,.12);box-shadow:0 0 0 3px rgba(255,180,0,.18)}
.field textarea{resize:vertical;min-height:110px}
.field select option{color:#1b2038}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-tip{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.5);line-height:1.7}

/* ---------- nearby ---------- */
.near-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.near-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);transition:transform .24s,box-shadow .24s}
.near-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.near-card h3{font-size:15.5px;font-weight:800;color:var(--navy)}
.near-card p{margin-top:8px;font-size:13.5px;line-height:1.75;color:var(--muted)}
.near-card .ver{margin-top:12px;display:inline-block;font-size:12px;font-weight:700;color:var(--gold-deep);background:#fff5df;border:1px solid rgba(255,180,0,.32);border-radius:999px;padding:3px 10px}

/* ---------- cta strip ---------- */
.cta-strip{background:linear-gradient(135deg,#1a1f3d,#232a52);border-radius:var(--radius-lg);padding:38px 34px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;box-shadow:var(--shadow-lg)}
.cta-strip h2{font-size:clamp(20px,2.1vw,26px);font-weight:800;color:#fff}
.cta-strip p{margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.7);max-width:620px}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.72);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.75fr) minmax(0,.75fr);gap:38px;padding-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16.5px;margin-bottom:14px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:520px}
.footer-col h4{font-size:14.5px;color:#fff;font-weight:800;margin-bottom:14px;letter-spacing:.4px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.6);padding:6px 0;transition:color .2s,transform .2s}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:rgba(255,255,255,.45)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
.hero-inner{grid-template-columns:1fr;gap:34px}
.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.stage-grid,.reward-grid,.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.near-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.ask-wrap{grid-template-columns:1fr;gap:28px}
.footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
.locator{display:none}
.main-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;padding:12px;margin:0;background:rgba(16,20,44,.99);border-bottom:1px solid rgba(255,255,255,.1);box-shadow:0 22px 44px rgba(0,0,0,.4);display:none}
.main-nav.is-open{display:flex}
.nav-link{padding:12px 16px;font-size:15.5px}
.nav-toggle{display:inline-flex;margin-left:auto}
.brand{margin-right:auto}
.header-inner{min-height:66px}
}
@media (max-width:768px){
.section{padding:54px 0}
.hero{padding:44px 0 52px}
.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.stat-card{padding:20px 18px}
.stat-num{font-size:27px}
.stage-grid,.reward-grid,.news-grid,.assure-grid,.near-grid{grid-template-columns:1fr}
.hero-actions .btn{flex:1 1 auto}
.cta-strip{padding:28px 22px}
.table-wrap{border-radius:10px}
th,td{padding:13px 14px;font-size:13.5px}
.faq-a{padding-left:22px}
.ask-form{padding:22px 18px}
.footer-grid{grid-template-columns:1fr;gap:26px}
.footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
.container{padding:0 16px}
.brand-text{font-size:15px}
.hero h1{font-size:24px}
.hero-lead{font-size:15px}
.stats-grid{grid-template-columns:1fr}
.field-row{grid-template-columns:1fr}
.btn{padding:12px 20px;font-size:14.5px}
.hero-board{padding:18px 16px 14px}
.board-row .k{min-width:74px;font-size:13px}
.timeline{padding-left:20px}
.tl-item{padding:18px}
.tl-item::before{left:-20px;top:22px}
.section-head h2{font-size:21px}
}

/* roulang page: category3 */
:root{
  --navy:#1a1f3d;
  --navy-soft:#232a52;
  --navy-deep:#10142c;
  --gold:#ffb400;
  --gold-soft:#ffd166;
  --gold-deep:#a06d00;
  --cyan:#3fe0c8;
  --bg:#f5f6fb;
  --card:#ffffff;
  --text:#1b2038;
  --muted:#626a88;
  --line:#e3e6f0;
  --radius:12px;
  --radius-lg:20px;
  --shadow-sm:0 2px 10px rgba(19,24,50,.06);
  --shadow-md:0 16px 36px rgba(19,24,50,.11);
  --shadow-lg:0 26px 64px rgba(15,19,42,.2);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.32;letter-spacing:-.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(16,20,44,.95);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-soft),#ff8a00);color:#141935;font-weight:900;font-size:18px;box-shadow:0 8px 20px rgba(255,180,0,.35)}
.brand-text{display:inline-block}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{position:relative;padding:9px 15px;border-radius:9px;color:rgba(255,255,255,.76);font-size:15px;font-weight:500;transition:color .22s,background .22s,box-shadow .22s;white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.active{color:#141935;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 8px 20px rgba(255,180,0,.3)}
.locator{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;border:1px solid rgba(63,224,200,.4);background:rgba(63,224,200,.1);color:var(--cyan);font-size:13.5px;font-weight:600;white-space:nowrap;transition:background .22s,border-color .22s,transform .22s}
.locator:hover{background:rgba(63,224,200,.2);border-color:rgba(63,224,200,.72);transform:translateY(-1px)}
.locator .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(63,224,200,.18)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);color:#fff;cursor:pointer;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}
.nav-toggle:hover{background:rgba(255,255,255,.16)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 27px;border-radius:10px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;text-align:center}
.btn-gold{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935;box-shadow:0 12px 28px rgba(255,180,0,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.42)}
.btn-gold:active{transform:translateY(0);box-shadow:0 8px 18px rgba(255,180,0,.34)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.52);transform:translateY(-2px)}
.btn-line{border-color:rgba(255,180,0,.55);color:var(--gold-deep);background:#fff7e6}
.btn-line:hover{background:#ffefc9;border-color:var(--gold);transform:translateY(-2px)}

/* ---------- hero stacked ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:56px 0 76px;background:radial-gradient(1100px 560px at 88% -12%,rgba(255,180,0,.18),transparent 62%),radial-gradient(880px 520px at 0% 112%,rgba(63,224,200,.14),transparent 62%),linear-gradient(158deg,#151a35 0%,#1a1f3d 56%,#0f132a 100%)}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;opacity:.14;pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,430px);gap:52px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);color:var(--gold-soft);font-size:13px;font-weight:600;letter-spacing:.4px}
.hero h1{margin:20px 0 18px;font-size:clamp(26px,3.1vw,41px);line-height:1.3;font-weight:900}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:16px;line-height:1.94;color:rgba(255,255,255,.76);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:30px;font-size:14px;color:rgba(255,255,255,.66)}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);flex-shrink:0}
.hero-stack{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stack-card{background:linear-gradient(165deg,rgba(255,255,255,.11),rgba(255,255,255,.035));border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:18px 18px 16px;box-shadow:0 22px 48px rgba(0,0,0,.3)}
.stack-card--main{grid-column:1 / -1}
.stack-card--offset{transform:translateY(16px)}
.stack-title{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14.5px;font-weight:800;color:#fff;margin-bottom:6px}
.stack-pill{padding:3px 10px;border-radius:999px;background:rgba(255,180,0,.18);border:1px solid rgba(255,180,0,.4);color:var(--gold-soft);font-size:11.5px;font-weight:700;white-space:nowrap}
.stack-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px dashed rgba(255,255,255,.14);font-size:13.5px;color:rgba(255,255,255,.72)}
.stack-row b{color:var(--gold-soft);font-weight:700;white-space:nowrap}
.stack-note{font-size:13px;color:rgba(255,255,255,.62);line-height:1.75;margin-top:4px}

/* ---------- sections ---------- */
.section{padding:76px 0}
.section--white{background:#fff}
.section--band{background:linear-gradient(180deg,#eef1fa,#f5f6fb)}
.section--deep{background:radial-gradient(900px 480px at 82% -10%,rgba(255,180,0,.15),transparent 60%),linear-gradient(160deg,#171c3a,#1a1f3d 62%,#10142c);color:#fff}
.section--deep .section-head h2{color:#fff}
.section--deep .section-head p{color:rgba(255,255,255,.72)}
.section--deep .section-kicker{color:var(--gold-soft)}
.section-head{max-width:800px;margin-bottom:38px}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2.4px;color:var(--gold-deep);margin-bottom:10px}
.section-head h2{font-size:clamp(23px,2.4vw,31px);color:var(--navy)}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.9}

/* ---------- metrics ---------- */
.metrics-panel{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden;margin-top:-104px;position:relative;z-index:5}
.metric{padding:26px 24px 24px;border-right:1px solid var(--line);transition:background .25s}
.metric:last-child{border-right:0}
.metric:hover{background:#fffaf0}
.metric-num{display:block;font-size:32px;font-weight:900;color:var(--navy);line-height:1.1;letter-spacing:-1px}
.metric-unit{font-size:16px;font-weight:800;color:var(--gold-deep);margin-left:4px;letter-spacing:0}
.metric-label{display:block;margin-top:8px;font-size:14.5px;font-weight:700;color:var(--text)}
.metric-note{display:block;margin-top:6px;font-size:13px;color:var(--muted);line-height:1.65}

/* ---------- machine matrix ---------- */
.mach-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.mach-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s}
.mach-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.mach-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--navy-soft)}
.mach-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.mach-card:hover .mach-thumb img{transform:scale(1.06)}
.mach-tag{position:absolute;top:12px;left:12px;padding:4px 11px;border-radius:999px;background:rgba(16,20,44,.82);color:var(--gold-soft);font-size:12px;font-weight:700;letter-spacing:.3px}
.mach-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 22px;flex:1}
.mach-body h3{font-size:18px;color:var(--navy)}
.mach-body p{color:var(--muted);font-size:14.5px;line-height:1.8}
.mach-list{display:flex;flex-direction:column;gap:7px;margin-top:auto;padding-top:13px;border-top:1px dashed var(--line)}
.mach-list li{position:relative;padding-left:16px;font-size:13.8px;color:var(--muted)}
.mach-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--gold)}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-card{border-radius:var(--radius-lg);padding:26px 26px 22px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);transition:box-shadow .25s}
.compare-card:hover{box-shadow:var(--shadow-md)}
.compare-card.is-after{background:linear-gradient(160deg,#fff8e6,#ffffff 62%);border-color:rgba(255,180,0,.42);box-shadow:0 18px 40px rgba(255,180,0,.16)}
.compare-card h3{display:flex;align-items:center;gap:10px;font-size:19px;color:var(--navy)}
.compare-badge{padding:3px 11px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.4px;background:#eef1fa;color:var(--muted)}
.compare-card.is-after .compare-badge{background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935}
.compare-row{display:flex;gap:12px;padding:13px 0;border-top:1px dashed var(--line);font-size:14.6px;color:var(--muted);line-height:1.78}
.compare-row:first-of-type{margin-top:14px}
.compare-row i{flex-shrink:0;width:6px;height:6px;border-radius:50%;background:var(--muted);margin-top:10px}
.compare-card.is-after .compare-row i{background:var(--gold)}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0}
.tl-item{position:relative;padding-right:26px}
.tl-item::before{content:"";position:absolute;left:52px;right:0;top:19px;height:2px;background:rgba(255,180,0,.24)}
.tl-item:last-child::before{display:none}
.tl-num{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold-soft),var(--gold));color:#141935;font-weight:900;font-size:16px;margin-bottom:16px;box-shadow:0 10px 22px rgba(255,180,0,.28)}
.tl-item h3{font-size:16.5px;color:#fff}
.tl-item p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.66);line-height:1.8}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{display:flex;flex-direction:column;gap:10px;height:100%;padding:22px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.news-tag{color:var(--gold-deep);font-weight:800;letter-spacing:.3px}
.news-card h3{font-size:16.5px;color:var(--navy);line-height:1.55}
.news-card p{font-size:14px;color:var(--muted);line-height:1.8}
.news-more{margin-top:9px;font-size:13.5px;font-weight:800;color:var(--gold-deep)}
.news-empty{padding:34px 26px;border-radius:var(--radius);background:#fff;border:1px dashed var(--line);color:var(--muted);text-align:center;font-size:15px}

/* ---------- assure ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.assure-card{padding:26px 24px;border-radius:var(--radius);background:linear-gradient(165deg,rgba(255,255,255,.1),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.14);transition:transform .25s,border-color .25s,box-shadow .25s}
.assure-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.5);box-shadow:0 20px 42px rgba(0,0,0,.28)}
.assure-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.36);color:var(--gold-soft);font-size:18px;font-weight:900;margin-bottom:16px}
.assure-card h3{font-size:17px;color:#fff}
.assure-card p{margin-top:9px;font-size:14.2px;color:rgba(255,255,255,.68);line-height:1.82}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item:hover{border-color:rgba(255,180,0,.45)}
.faq-item[open]{box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-weight:700;font-size:16px;color:var(--navy)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:800;color:var(--gold-deep);line-height:1;flex-shrink:0}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.88}

/* ---------- ask form ---------- */
.ask-wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:start;background:linear-gradient(150deg,#ffffff,#f7f9ff);border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow-md)}
.ask-copy h2{font-size:clamp(21px,2.2vw,27px);color:var(--navy)}
.ask-copy p{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.9}
.ask-tips{margin-top:22px;display:grid;gap:11px}
.ask-tips li{display:flex;gap:10px;font-size:14.2px;color:var(--muted)}
.ask-tips li::before{content:"✓";color:var(--gold-deep);font-weight:900;flex-shrink:0}
.ask-form{display:grid;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13.5px;font-weight:700;color:var(--navy)}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#fff;font-size:15px;transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-hint{font-size:12.8px;color:var(--muted)}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.72);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.7fr) repeat(2,minmax(0,1fr));gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-desc{font-size:14.4px;line-height:1.9;color:rgba(255,255,255,.6);max-width:470px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col a{display:block;padding:5px 0;font-size:14.4px;color:rgba(255,255,255,.62);transition:color .2s,transform .2s}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:rgba(255,255,255,.46)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-stack{grid-template-columns:1fr 1fr}
  .stack-card--offset{transform:none}
  .metrics-panel{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:-88px}
  .metric:nth-child(2){border-right:0}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line)}
  .mach-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 0}
  .tl-item{padding-right:20px}
  .tl-item::before{display:none}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure-grid{grid-template-columns:1fr}
  .ask-wrap{grid-template-columns:1fr;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > div:first-child{grid-column:1 / -1}
}
@media (max-width:980px){
  .nav-toggle{display:inline-flex;margin-left:auto}
  .main-nav{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:4px;margin-left:0;margin-top:10px;padding:10px;background:#141935;border:1px solid rgba(255,255,255,.1);border-radius:14px;box-shadow:0 24px 48px rgba(0,0,0,.42)}
  .main-nav.is-open{display:flex}
  .nav-link{padding:11px 14px}
  .locator{display:none}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{padding:42px 0 64px}
  .hero-stack{grid-template-columns:1fr}
  .stack-card--offset{transform:none}
  .metrics-panel{margin-top:-72px}
  .mach-grid,.news-grid,.timeline{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:28px}
  .ask-wrap{padding:24px;gap:26px}
  .field-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-text{font-size:15px;max-width:150px;overflow:hidden;text-overflow:ellipsis}
  .hero h1{font-size:25px}
  .hero-actions .btn{width:100%}
  .metrics-panel{grid-template-columns:1fr}
  .metric{border-right:0;border-bottom:1px solid var(--line)}
  .metric:last-child{border-bottom:0}
  .metric-num{font-size:27px}
  .hero-points{gap:8px 16px;font-size:13px}
  .footer-bottom{flex-direction:column;gap:6px}
}