/* roulang page: index */
:root{
    --bg:#050814;
    --bg-2:#0A1024;
    --bg-3:#111B3A;
    --brand:#18E0C2;
    --brand-2:#C9FF3D;
    --action:#FF6B2C;
    --text:#EAF6FF;
    --text-2:#9DB0C9;
    --text-3:#6C7E99;
    --line:rgba(255,255,255,.08);
    --line-brand:rgba(124,255,203,.18);
    --ok:#3DDC97;
    --warn:#FFC857;
    --err:#FF4D6D;
    --disabled:#3A4559;
    --r-lg:18px;
    --r-sm:14px;
    --r-btn:12px;
    --shadow-card:0 20px 60px rgba(0,0,0,.45);
    --glow-brand:0 0 28px rgba(24,224,194,.28);
    --glow-action:0 0 26px rgba(255,107,44,.32);
    --container:1200px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
    font-size:16px;
    line-height:1.85;
    font-weight:400;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    pointer-events:none;
    background:
      radial-gradient(900px 520px at 12% -8%, rgba(24,224,194,.10), transparent 70%),
      radial-gradient(700px 420px at 92% 4%, rgba(255,107,44,.08), transparent 70%);
    z-index:0;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
  a:hover{color:var(--brand)}
  button,input,select,textarea{font:inherit;color:inherit}
  h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:.2px}
  p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}

  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;position:relative;z-index:1}
  @media (min-width:1320px){.container{max-width:1320px}}
  .section{padding:96px 0;position:relative}
  @media (max-width:1024px){.section{padding:64px 0}}
  @media (max-width:520px){.section{padding:48px 0}}
  .num{font-variant-numeric:tabular-nums}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(5,8,20,.72);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
  .logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:17px;letter-spacing:.4px;white-space:nowrap}
  .logo .dot{width:9px;height:9px;border-radius:50%;background:var(--brand);box-shadow:0 0 12px var(--brand);flex:none;animation:pulse 2.4s ease-in-out infinite}
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
  .logo b{color:var(--text);font-weight:900}
  .logo span.sub{color:var(--brand);font-weight:700}
  .nav-links{display:flex;align-items:center;gap:6px}
  .nav-links a{
    position:relative;display:inline-block;padding:10px 14px;border-radius:10px;
    font-size:15px;color:var(--text-2);font-weight:500;transition:all .2s ease;
  }
  .nav-links a:hover{color:var(--text);transform:translateY(-1px);background:rgba(255,255,255,.04)}
  .nav-links a.active{color:var(--brand);background:rgba(24,224,194,.08)}
  .nav-links a.active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
    background:var(--brand);box-shadow:0 0 10px var(--brand);
  }
  .nav-cta{
    display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;
    background:linear-gradient(135deg,var(--action),#ff8f5c);color:#1a0c04;font-weight:800;font-size:14px;
    box-shadow:var(--glow-action);transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
  }
  .nav-cta:hover{transform:translateY(-1px);filter:brightness(1.08);color:#1a0c04}
  .nav-toggle{
    display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-brand);
    background:rgba(24,224,194,.06);color:var(--brand);font-size:18px;cursor:pointer;align-items:center;justify-content:center;
  }
  .mobile-drawer{
    display:none;position:fixed;inset:72px 0 0 0;z-index:49;
    background:rgba(5,8,20,.97);backdrop-filter:blur(16px);
    padding:28px 22px 40px;overflow-y:auto;
  }
  .mobile-drawer.open{display:block}
  .mobile-drawer a.nav-item{
    display:block;padding:16px 4px;font-size:17px;font-weight:600;color:var(--text-2);border-bottom:1px solid var(--line);
  }
  .mobile-drawer a.nav-item.active{color:var(--brand)}
  .drawer-actions{display:grid;gap:12px;margin-top:26px}
  @media (max-width:1024px){
    .nav-links,.nav-cta{display:none}
    .nav-toggle{display:inline-flex}
    .nav-inner{height:60px}
    .mobile-drawer{inset:60px 0 0 0}
  }

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:9px;
    padding:14px 28px;border-radius:var(--r-btn);font-weight:800;font-size:15px;
    border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
  }
  .btn-primary{background:linear-gradient(135deg,var(--action),#ff8a52);color:#1a0c04;box-shadow:var(--glow-action)}
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08);color:#1a0c04}
  .btn-ghost{background:transparent;border-color:rgba(24,224,194,.5);color:var(--brand)}
  .btn-ghost:hover{background:rgba(24,224,194,.08);transform:translateY(-1px);color:var(--brand)}
  .btn-soft{background:rgba(201,255,61,.12);color:var(--brand-2);border-color:rgba(201,255,61,.28)}
  .btn-soft:hover{background:rgba(201,255,61,.18);color:var(--brand-2)}
  .btn:disabled,.btn.disabled{background:var(--disabled);color:var(--text-3);box-shadow:none;cursor:not-allowed;transform:none}
  .text-link{color:var(--brand);font-weight:700;border-bottom:1px solid transparent}
  .text-link:hover{color:var(--brand-2);border-bottom-color:var(--brand-2)}

  /* ---------- Badges ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;
    font-size:12.5px;font-weight:700;letter-spacing:.3px;
  }
  .badge-brand{background:rgba(24,224,194,.12);color:var(--brand);border:1px solid rgba(24,224,194,.3)}
  .badge-lime{background:rgba(201,255,61,.12);color:var(--brand-2);border:1px solid rgba(201,255,61,.3)}
  .badge-orange{background:rgba(255,107,44,.14);color:#ffb28a;border:1px solid rgba(255,107,44,.34)}
  .badge-muted{background:rgba(255,255,255,.05);color:var(--text-3);border:1px solid var(--line)}
  .badge-ok{background:rgba(61,220,151,.12);color:var(--ok);border:1px solid rgba(61,220,151,.3)}

  .glass{
    background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
    border:1px solid var(--line-brand);
    border-radius:var(--r-lg);
    box-shadow:var(--shadow-card);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
  }

  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);
    letter-spacing:2px;text-transform:uppercase;margin-bottom:14px;
  }
  .eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);box-shadow:0 0 10px var(--brand)}
  .section-title{font-size:clamp(1.75rem,3.2vw,2.25rem);font-weight:900;line-height:1.25}
  .section-desc{color:var(--text-2);font-size:16px;max-width:720px;margin-top:14px}
  .section-head{margin-bottom:52px}

  /* ---------- Hero ---------- */
  .hero{position:relative;min-height:620px;display:flex;align-items:center;padding:74px 0 64px;overflow:hidden}
  .hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.52}
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(100deg,#050814 6%,rgba(5,8,20,.86) 42%,rgba(5,8,20,.52) 100%);
  }
  .hero-grid{position:absolute;inset:0;opacity:.35;
    background-image:linear-gradient(rgba(24,224,194,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(24,224,194,.06) 1px,transparent 1px);
    background-size:64px 64px;
    mask-image:linear-gradient(to bottom,transparent,#000 30%,transparent);
    -webkit-mask-image:linear-gradient(to bottom,transparent,#000 30%,transparent);
  }
  .hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;width:100%}
  .hero h1{font-size:clamp(2rem,5vw,3.75rem);line-height:1.1;font-weight:900;margin-bottom:20px}
  .hero h1 em{font-style:normal;color:var(--brand);text-shadow:0 0 26px rgba(24,224,194,.4)}
  .hero-sub{color:var(--text-2);font-size:17px;max-width:620px;line-height:1.9}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:32px 0 26px}
  .trust-row{display:flex;flex-wrap:wrap;gap:10px}
  .trust-row span{
    font-size:13px;color:var(--text-2);padding:6px 13px;border-radius:999px;
    border:1px solid var(--line);background:rgba(255,255,255,.03);
  }
  .trust-row span i{color:var(--brand);margin-right:6px}
  .hero-card{padding:28px;border-radius:var(--r-lg)}
  .hero-card h2{font-size:18px;font-weight:800;margin-bottom:6px}
  .hero-card .hint{font-size:13px;color:var(--text-3);margin-bottom:20px}
  .quick-list{display:grid;gap:12px}
  .quick-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 14px;border-radius:var(--r-sm);background:rgba(255,255,255,.035);border:1px solid var(--line)}
  .quick-item .k{font-size:13.5px;color:var(--text-3)}
  .quick-item .v{font-size:15px;font-weight:800;color:var(--text)}
  .quick-item .v.lime{color:var(--brand-2)}
  .hero-card .card-foot{display:flex;gap:12px;margin-top:22px}
  .hero-card .card-foot .btn{flex:1;padding:12px 16px;font-size:14px}
  @media (max-width:1024px){
    .hero{min-height:auto;padding:56px 0 52px}
    .hero-inner{grid-template-columns:1fr;gap:34px}
  }
  @media (max-width:520px){
    .hero{padding:44px 0 40px}
    .hero-actions .btn{width:100%}
  }

  /* ---------- Stats ---------- */
  .stats-strip{margin-top:-38px;position:relative;z-index:5}
  .stats-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:1px;overflow:hidden;
    border-radius:var(--r-lg);border:1px solid var(--line-brand);background:rgba(255,255,255,.05);
  }
  .stats-grid div{background:var(--bg-2);padding:26px 22px;text-align:center}
  .stats-grid strong{display:block;font-size:30px;font-weight:900;color:var(--brand-2)}
  .stats-grid span{font-size:13.5px;color:var(--text-3)}
  @media (max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr)}.stats-strip{margin-top:0;padding-top:32px}}

  /* ---------- Timeline ---------- */
  .timeline-wrap{position:relative}
  .timeline-line{position:absolute;top:26px;left:6%;right:6%;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand-2));opacity:.45}
  .timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative}
  .tl-item{position:relative;padding-top:58px}
  .tl-node{
    position:absolute;top:16px;left:50%;transform:translateX(-50%);
    width:20px;height:20px;border-radius:50%;background:var(--bg);border:3px solid var(--brand);
    box-shadow:var(--glow-brand);transition:box-shadow .25s ease,transform .25s ease;
  }
  .tl-card{padding:20px 18px;border-radius:var(--r-sm);background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.015));border:1px solid var(--line-brand);transition:transform .25s ease,border-color .25s ease}
  .tl-card:hover{transform:translateY(-2px);border-color:rgba(24,224,194,.45);box-shadow:var(--glow-brand)}
  .tl-item:hover .tl-node{box-shadow:0 0 30px rgba(24,224,194,.6);transform:translateX(-50%) scale(1.12)}
  .tl-time{font-size:13px;font-weight:800;color:var(--brand);letter-spacing:.6px}
  .tl-card h3{font-size:16px;margin:8px 0 8px}
  .tl-card p{font-size:13.5px;color:var(--text-2);line-height:1.75}
  .tl-card .tl-foot{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
  @media (max-width:1024px){
    .timeline{grid-template-columns:1fr;gap:0}
    .timeline-line{left:9px;right:auto;top:8px;bottom:24px;width:2px;height:auto;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
    .tl-item{padding:0 0 20px 40px}
    .tl-node{top:6px;left:9px;transform:none}
    .tl-item:hover .tl-node{transform:scale(1.12)}
  }

  /* ---------- Highlights ---------- */
  .highlight-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:22px}
  .hl-feature{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-brand);min-height:400px;display:flex;align-items:flex-end}
  .hl-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
  .hl-feature:hover img{transform:scale(1.04)}
  .hl-feature::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(5,8,20,.96) 12%,rgba(5,8,20,.35) 62%,transparent)}
  .hl-feature-body{position:relative;z-index:2;padding:30px}
  .hl-feature-body h3{font-size:22px;margin:12px 0 10px}
  .hl-feature-body p{color:var(--text-2);font-size:14.5px;max-width:520px}
  .hl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
  .hl-side{display:grid;gap:22px}
  .hl-person{padding:22px;border-radius:var(--r-sm);background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.015));border:1px solid var(--line);display:flex;gap:16px;align-items:center;transition:transform .25s ease,border-color .25s ease}
  .hl-person:hover{transform:translateY(-2px);border-color:rgba(24,224,194,.4)}
  .hl-avatar{width:58px;height:58px;border-radius:14px;background:linear-gradient(135deg,rgba(24,224,194,.25),rgba(201,255,61,.18));display:flex;align-items:center;justify-content:center;font-weight:900;color:var(--brand);font-size:18px;flex:none;border:1px solid var(--line-brand)}
  .hl-person h4{font-size:16px}
  .hl-person .role{font-size:13px;color:var(--text-3);margin-top:2px}
  .hl-person .field{font-size:12.5px;color:var(--brand-2);margin-top:8px}
  @media (max-width:1024px){.highlight-grid{grid-template-columns:1fr}}
  @media (max-width:520px){.hl-person{flex-direction:column;align-items:flex-start}}

  /* ---------- Tickets ---------- */
  .ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:end}
  .ticket{padding:30px 26px;border-radius:var(--r-lg);background:linear-gradient(165deg,rgba(255,255,255,.05),rgba(255,255,255,.012));border:1px solid var(--line);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
  .ticket:hover{transform:translateY(-3px);border-color:rgba(24,224,194,.35)}
  .ticket.featured{background:linear-gradient(165deg,rgba(24,224,194,.14),rgba(255,107,44,.08));border:1px solid rgba(24,224,194,.45);box-shadow:var(--glow-brand);transform:translateY(-16px)}
  .ticket.featured:hover{transform:translateY(-20px)}
  .ticket-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
  .ticket h3{font-size:19px;margin:14px 0 4px}
  .ticket .for{font-size:13.5px;color:var(--text-3)}
  .ticket .price{font-size:34px;font-weight:900;color:var(--brand-2);margin:18px 0 4px;line-height:1}
  .ticket .price small{font-size:14px;color:var(--text-3);font-weight:600;margin-left:6px}
  .ticket .stock{font-size:13px;color:var(--text-2)}
  .ticket ul{margin:20px 0 24px;border-top:1px solid var(--line);padding-top:18px;display:grid;gap:11px}
  .ticket li{font-size:14px;color:var(--text-2);display:flex;gap:10px;align-items:flex-start}
  .ticket li i{color:var(--brand);margin-top:5px;font-size:12px}
  .ticket li i.off{color:var(--text-3)}
  .ticket .btn{width:100%}
  .compare-note{
    margin-top:30px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
    padding:18px 22px;border-radius:var(--r-sm);border:1px solid var(--line);background:rgba(255,255,255,.025);
    font-size:14px;color:var(--text-2);
  }
  @media (max-width:1024px){
    .ticket-grid{grid-template-columns:1fr;gap:18px}
    .ticket.featured{transform:none}
    .ticket.featured:hover{transform:translateY(-3px)}
  }

  /* ---------- CTA / Form ---------- */
  .cta-panel{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;padding:52px;border-radius:22px;position:relative;overflow:hidden}
  .cta-panel::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.16}
  .cta-panel::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(5,8,20,.95),rgba(10,16,36,.86))}
  .cta-left,.cta-form{position:relative;z-index:2}
  .cta-left h2{font-size:clamp(1.6rem,2.8vw,2.05rem);line-height:1.3}
  .cta-left p{color:var(--text-2);margin-top:16px;font-size:15.5px}
  .cta-points{margin-top:26px;display:grid;gap:12px}
  .cta-points li{display:flex;gap:11px;font-size:14.5px;color:var(--text-2)}
  .cta-points i{color:var(--brand);margin-top:5px;font-size:12px}
  .cta-form{padding:30px;border-radius:var(--r-lg);background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line-brand);box-shadow:var(--shadow-card)}
  .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .field{display:flex;flex-direction:column;gap:7px}
  .field.full{grid-column:1/-1}
  .field label{font-size:13px;color:var(--text-2);font-weight:600}
  .field input,.field select,.field textarea{
    width:100%;padding:12px 14px;border-radius:var(--r-btn);
    background:rgba(5,8,20,.7);border:1px solid rgba(255,255,255,.12);color:var(--text);
    font-size:14.5px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .field textarea{resize:vertical;min-height:88px}
  .field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(24,224,194,.16);background:rgba(5,8,20,.9);
  }
  .field .tip{font-size:12px;color:var(--text-3)}
  .field .tip.err{color:var(--err)}
  .check-row{display:flex;gap:11px;align-items:flex-start;font-size:13.5px;color:var(--text-2);line-height:1.7}
  .check-row input{width:17px;height:17px;accent-color:var(--brand);margin-top:4px;flex:none}
  .form-note{margin-top:14px;font-size:12.5px;color:var(--text-3)}
  .form-status{margin-top:16px;padding:13px 15px;border-radius:var(--r-btn);font-size:13.5px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text-2)}
  @media (max-width:1024px){
    .cta-panel{grid-template-columns:1fr;gap:34px;padding:34px}
  }
  @media (max-width:520px){
    .cta-panel{padding:24px 18px}
    .form-grid{grid-template-columns:1fr}
    .cta-form{padding:22px 18px}
  }

  /* ---------- News ---------- */
  .news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .news-card{
    display:flex;flex-direction:column;border-radius:var(--r-lg);overflow:hidden;
    background:linear-gradient(165deg,rgba(255,255,255,.045),rgba(255,255,255,.012));
    border:1px solid var(--line);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
  }
  .news-card:hover{transform:translateY(-4px);border-color:rgba(24,224,194,.4);box-shadow:var(--glow-brand)}
  .news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-3)}
  .news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
  .news-card:hover .news-thumb img{transform:scale(1.06)}
  .news-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
  .news-title{font-size:17px;line-height:1.55}
  .news-title a:hover{color:var(--brand)}
  .news-desc{
    font-size:14px;color:var(--text-2);line-height:1.8;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  }
  .news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}
  .news-meta a{font-weight:700}
  .empty-state{
    grid-column:1/-1;padding:56px 26px;text-align:center;border-radius:var(--r-lg);
    border:1px dashed rgba(24,224,194,.3);background:rgba(24,224,194,.04);
  }
  .empty-state i{font-size:30px;color:var(--brand);opacity:.8}
  .empty-state p{margin:14px 0 20px;color:var(--text-2)}
  @media (max-width:1024px){.news-grid{grid-template-columns:repeat(2,1fr)}}
  @media (max-width:640px){.news-grid{grid-template-columns:1fr}}

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .faq-item{border-radius:var(--r-sm);border:1px solid var(--line);background:rgba(255,255,255,.025);overflow:hidden;transition:border-color .25s ease,background .25s ease}
  .faq-item[open]{border-color:rgba(24,224,194,.42);background:linear-gradient(160deg,rgba(24,224,194,.09),rgba(255,255,255,.02));border-left:3px solid var(--brand)}
  .faq-item summary{
    cursor:pointer;list-style:none;padding:18px 20px;font-size:15.5px;font-weight:700;
    display:flex;align-items:center;justify-content:space-between;gap:14px;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary i{color:var(--brand);font-size:13px;transition:transform .28s ease;flex:none}
  .faq-item[open] summary i{transform:rotate(180deg)}
  .faq-item .answer{padding:0 20px 20px;font-size:14.5px;color:var(--text-2);line-height:1.9}
  @media (max-width:860px){.faq-wrap{grid-template-columns:1fr}}

  /* ---------- Footer ---------- */
  .site-footer{margin-top:20px;border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(10,16,36,.6),rgba(5,8,20,1))}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding:66px 0 40px}
  .footer-brand .logo{margin-bottom:16px}
  .footer-brand p{font-size:14px;color:var(--text-2);max-width:320px}
  .footer-col h4{font-size:14.5px;font-weight:800;margin-bottom:18px;color:var(--text)}
  .footer-col ul{display:grid;gap:11px}
  .footer-col a,.footer-col li{font-size:14px;color:var(--text-2)}
  .footer-col a:hover{color:var(--brand)}
  .footer-contact li{display:flex;gap:10px;align-items:flex-start}
  .footer-contact i{color:var(--brand);margin-top:5px;font-size:13px}
  .footer-bottom{
    border-top:1px solid var(--line);padding:20px 0 30px;display:flex;flex-wrap:wrap;gap:12px;
    align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);
  }
  .footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
  @media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 30px}}
  @media (max-width:520px){.footer-grid{grid-template-columns:1fr;gap:26px}}

  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  }

/* roulang page: article */
:root{
  --arena:#18E0C2;
  --lime:#C9FF3D;
  --flame:#FF6B2C;
  --ink:#050814;
  --deck:#0A1024;
  --panel:#111B3A;
  --text:#EAF6FF;
  --sub:#9DB0C9;
  --weak:#6C7E99;
  --line:rgba(255,255,255,.08);
  --glass-line:rgba(124,255,203,.18);
  --ok:#3DDC97;
  --warn:#FFC857;
  --err:#FF4D6D;
  --off:#3A4559;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-card:0 20px 60px rgba(0,0,0,.45);
  --sh-glow:0 0 28px rgba(24,224,194,.28);
  --sh-flame:0 12px 34px rgba(255,107,44,.32);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -8%, rgba(24,224,194,.14), transparent 62%),
    radial-gradient(900px 520px at 4% 8%, rgba(201,255,61,.07), transparent 60%),
    linear-gradient(180deg,#050814 0%, #0A1024 42%, #050814 100%);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--arena);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
@media (min-width:1280px){.container{max-width:1320px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,8,20,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(124,255,203,.14);
}
.header-inner{display:flex;align-items:center;gap:18px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:900;letter-spacing:.01em;white-space:nowrap}
.logo .sub{color:var(--arena);font-weight:700;margin-left:2px}
.dot{
  width:10px;height:10px;border-radius:50%;
  background:var(--arena);
  box-shadow:0 0 0 4px rgba(24,224,194,.16),0 0 14px rgba(24,224,194,.9);
  flex:0 0 auto;animation:pulse 2.6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.86)}}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:10px 14px;border-radius:999px;
  font-size:15px;color:var(--sub);
  transition:color .2s ease,transform .2s ease,background-color .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(24,224,194,.08);transform:translateY(-1px)}
.nav-links a.active,.nav-links a[aria-current="page"]{color:var(--arena)}
.nav-links a.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--arena);
  box-shadow:0 0 12px rgba(24,224,194,.85);
}
.header-cta{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-sm);
  padding:12px 22px;
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--flame);color:#160703;box-shadow:var(--sh-flame)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 16px 40px rgba(255,107,44,.46);background:#ff7d46}
.btn-ghost{background:transparent;color:var(--arena);border-color:rgba(24,224,194,.55)}
.btn-ghost:hover{background:rgba(24,224,194,.09);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:999px}
.btn-block{width:100%}
.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}
.nav-toggle{
  display:none;margin-left:auto;
  width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);cursor:pointer;
}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(5,8,20,.97);
  padding:14px 20px 22px;
}
.mobile-drawer.open{display:block}
.mobile-drawer a{
  display:block;padding:13px 14px;border-radius:12px;color:var(--sub);font-size:16px;
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-of-type{border-bottom:0}
.mobile-drawer a.active{color:var(--arena);background:rgba(24,224,194,.08)}
.drawer-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}

/* ---------- article shell ---------- */
.page{padding:34px 0 72px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--weak);margin-bottom:22px}
.crumbs a{color:var(--sub)}
.crumbs a:hover{color:var(--arena)}
.crumbs .sep{opacity:.55}
.crumbs .now{color:var(--arena)}

.article-head{
  position:relative;overflow:hidden;
  border:1px solid var(--glass-line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(17,27,58,.72),rgba(10,16,36,.72));
  backdrop-filter:blur(10px);
  padding:34px 34px 30px;
  box-shadow:var(--sh-card);
}
.article-head::after{
  content:"";position:absolute;inset:auto -60px -120px auto;
  width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(24,224,194,.22),transparent 68%);
  pointer-events:none;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(24,224,194,.12);color:var(--arena);border:1px solid rgba(24,224,194,.3);
}
.tag.lime{background:rgba(201,255,61,.12);color:var(--lime);border-color:rgba(201,255,61,.3)}
.tag.flame{background:rgba(255,107,44,.14);color:#ffb08a;border-color:rgba(255,107,44,.32)}
.article-head h1{
  font-size:clamp(1.6rem,3.4vw,2.6rem);
  line-height:1.22;font-weight:900;
  max-width:900px;
}
.article-lead{margin-top:16px;color:var(--sub);font-size:16.5px;max-width:820px}
.meta-bar{
  display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;
  padding-top:18px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--weak);
}
.meta-bar i{color:var(--arena);margin-right:6px}
.meta-bar b{color:var(--sub);font-weight:600}
.num{font-variant-numeric:tabular-nums}

.cover-wrap{margin:26px 0 0;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-card)}
.cover-wrap img{width:100%;aspect-ratio:16/7;object-fit:cover}
.cover-cap{display:block;padding:10px 16px;background:rgba(10,16,36,.9);color:var(--weak);font-size:13px;border-top:1px solid var(--line)}

.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;margin-top:34px}
@media (min-width:1024px){
  .layout{grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start}
}

.panel{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:rgba(10,16,36,.62);
  box-shadow:var(--sh-card);
  padding:30px 32px;
}
@media (max-width:640px){.panel{padding:22px 18px;border-radius:var(--r-md)}}

.article-body{max-width:860px;font-size:16.5px;line-height:1.9;color:#DCE9F7}
.article-body > * + *{margin-top:1.2em}
.article-body h2{
  position:relative;margin-top:2em;padding-left:16px;
  font-size:1.5rem;line-height:1.35;font-weight:800;color:var(--text);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.24em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--arena),var(--lime));
  box-shadow:0 0 16px rgba(24,224,194,.7);
}
.article-body h3{margin-top:1.6em;font-size:1.16rem;font-weight:800;color:var(--text)}
.article-body h4{margin-top:1.4em;font-size:1.02rem;color:var(--lime)}
.article-body p{color:#D3E2F2}
.article-body a{color:var(--arena);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--lime)}
.article-body strong{color:#fff;font-weight:700}
.article-body ul,.article-body ol{padding-left:1.3em;list-style:revert}
.article-body li{margin:.4em 0;color:#D3E2F2}
.article-body li::marker{color:var(--arena)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;border-radius:var(--r-md);
  background:rgba(17,27,58,.7);border:1px solid var(--glass-line);
  border-left:3px solid var(--arena);color:var(--sub);
}
.article-body img{border-radius:var(--r-md);border:1px solid var(--line);margin:1.5em auto;box-shadow:var(--sh-card)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--weak)}
.article-body table{width:100%;border-collapse:collapse;font-size:14.5px;margin:1.6em 0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}
.article-body th{background:rgba(24,224,194,.09);color:var(--arena);font-weight:700}
.article-body tr:last-child td{border-bottom:0}
.article-body code{padding:2px 6px;border-radius:6px;background:rgba(24,224,194,.1);color:var(--lime);font-size:.92em}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

.empty-state{text-align:center;padding:56px 20px}
.empty-state i{font-size:40px;color:var(--weak)}
.empty-state h2{margin-top:18px;font-size:1.35rem}
.empty-state p{margin-top:10px;color:var(--sub)}

.side-card{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(10,16,36,.7);padding:20px;margin-bottom:18px;
}
.side-card h3{font-size:15px;color:var(--text);display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--arena)}
.side-list{margin-top:14px;display:grid;gap:10px}
.side-list a{
  display:flex;justify-content:space-between;gap:10px;font-size:14px;color:var(--sub);
  padding:10px 12px;border-radius:10px;background:rgba(255,255,255,.03);border:1px solid transparent;
  transition:.2s ease;
}
.side-list a:hover{color:var(--arena);border-color:var(--glass-line);transform:translateX(3px)}
.side-note{font-size:13px;color:var(--weak);line-height:1.75;margin-top:12px}

.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.tag-cloud a{
  padding:7px 14px;border-radius:999px;font-size:13px;color:var(--sub);
  border:1px solid var(--line);background:rgba(255,255,255,.03);transition:.2s ease;
}
.tag-cloud a:hover{color:var(--arena);border-color:rgba(24,224,194,.4);background:rgba(24,224,194,.08)}

.rel-section{margin-top:56px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.sec-head h2{font-size:1.6rem}
.sec-head p{margin-top:8px;color:var(--sub);font-size:14.5px}
.sec-head a{color:var(--arena);font-size:14px;white-space:nowrap}
.sec-head a:hover{color:var(--lime)}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
@media (max-width:980px){.rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.rel-grid{grid-template-columns:1fr}}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(10,16,36,.7);
  box-shadow:0 12px 40px rgba(0,0,0,.35);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--glass-line);box-shadow:var(--sh-card),var(--sh-glow)}
.rel-card img{aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease}
.rel-card:hover img{transform:scale(1.05)}
.rel-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px}
.rel-body h3{font-size:1.02rem;line-height:1.5}
.rel-card:hover h3{color:var(--arena)}
.rel-body p{font-size:13.5px;color:var(--sub);line-height:1.75}
.rel-meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--weak);margin-top:auto}

.back-row{margin-top:46px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding:22px 24px;border-radius:var(--r-lg);border:1px solid var(--glass-line);background:linear-gradient(120deg,rgba(24,224,194,.1),rgba(255,107,44,.08))}
.back-row p{font-size:14.5px;color:var(--sub)}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid rgba(124,255,203,.14);background:rgba(5,8,20,.9);padding:58px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
@media (max-width:980px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{color:var(--sub);font-size:14px;line-height:1.8;max-width:360px}
.footer-col h4{font-size:15px;color:var(--text);margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:var(--sub);font-size:14px;transition:.2s ease}
.footer-col a:hover{color:var(--arena)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:var(--sub);font-size:14px}
.footer-contact i{color:var(--arena);margin-top:4px}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--weak);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:18px}

@media (max-width:1023px){
  .nav-links,.header-cta{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
}
@media (max-width:520px){
  .header-inner{height:60px}
  .logo{font-size:16px}
  .article-head{padding:24px 18px}
  .page{padding:22px 0 56px}
  .btn{padding:11px 18px;font-size:14.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --bg:#050814;
  --layer:#0A1024;
  --layer-2:#111B3A;
  --cyan:#18E0C2;
  --lime:#C9FF3D;
  --orange:#FF6B2C;
  --text:#EAF6FF;
  --muted:#9DB0C9;
  --weak:#6C7E99;
  --border:rgba(124,255,203,.18);
  --line:rgba(255,255,255,.08);
  --ok:#3DDC97;
  --warn:#FFC857;
  --err:#FF4D6D;
  --disabled:#3A4559;
  --r-lg:18px;
  --r:14px;
  --r-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --glow:0 0 28px rgba(24,224,194,.28);
  --glow-orange:0 0 24px rgba(255,107,44,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.88;-webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(900px 620px at 10% -10%, rgba(24,224,194,.10), transparent 60%),
    radial-gradient(760px 520px at 92% 2%, rgba(201,255,61,.06), transparent 62%);
  background-attachment:fixed;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
@media (prefers-reduced-motion: reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1280px){.container{max-width:1320px}}

/* ========== Header ========== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,8,20,.76);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.logo{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--text);letter-spacing:.3px;white-space:nowrap}
.logo .dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan);flex:0 0 auto}
.logo b{font-weight:800}
.logo .sub{font-size:12px;color:var(--muted);font-weight:600;margin-left:6px;letter-spacing:1px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  position:relative;padding:10px 15px;border-radius:999px;font-size:15px;color:var(--muted);
  transition:color .22s ease, background .22s ease, transform .22s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(24,224,194,.08);transform:translateY(-1px)}
.nav-links a.active{color:var(--cyan);background:rgba(24,224,194,.10)}
.nav-links a.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),var(--lime));box-shadow:0 0 12px rgba(24,224,194,.6);
}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);color:var(--text);cursor:pointer;transition:.2s;
}
.nav-toggle:hover{border-color:var(--border);color:var(--cyan)}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:rgba(5,8,20,.97);
  padding:16px 20px 22px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:13px 14px;border-radius:12px;color:var(--muted);font-size:15.5px;
  transition:.2s;
}
.mobile-drawer a:hover,.mobile-drawer a.active{color:var(--cyan);background:rgba(24,224,194,.08)}
.drawer-actions{display:flex;gap:12px;margin-top:14px}
.drawer-actions .btn{flex:1;justify-content:center}

/* ========== Buttons ========== */
.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:12px 22px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-primary{
  background:var(--orange);color:#150802;box-shadow:var(--glow-orange);
}
.btn-primary:hover{transform:translateY(-1px);background:#ff824f;box-shadow:0 0 32px rgba(255,107,44,.5)}
.btn-ghost{
  background:transparent;border-color:rgba(24,224,194,.5);color:var(--cyan);
}
.btn-ghost:hover{background:rgba(24,224,194,.10);transform:translateY(-1px);border-color:var(--cyan)}
.btn-line{background:rgba(255,255,255,.03);border-color:var(--line);color:var(--muted)}
.btn-line:hover{color:var(--text);border-color:var(--border)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}

/* ========== Hero ========== */
.page-hero{
  position:relative;overflow:hidden;padding:56px 0 72px;
  background:
    linear-gradient(100deg, rgba(5,8,20,.96) 6%, rgba(5,8,20,.78) 48%, rgba(10,16,36,.62) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.7), transparent 78%);
  -webkit-mask-image:linear-gradient(180deg, rgba(0,0,0,.7), transparent 78%);
}
.page-hero .container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--weak);margin-bottom:26px}
.crumbs a{color:var(--muted);transition:.2s}
.crumbs a:hover{color:var(--cyan)}
.crumbs .current{color:var(--cyan)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:40px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(24,224,194,.10);border:1px solid var(--border);color:var(--cyan);
  font-size:13px;font-weight:700;letter-spacing:.6px;margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(2rem,4.4vw,3.3rem);line-height:1.14;font-weight:900;letter-spacing:-.02em;
  max-width:16em;
}
.page-hero h1 em{font-style:normal;color:var(--cyan)}
.lede{margin-top:20px;font-size:16.5px;color:var(--muted);max-width:44em;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-card{
  border-radius:var(--r-lg);border:1px solid var(--border);background:rgba(10,16,36,.72);
  backdrop-filter:blur(12px);box-shadow:var(--shadow);padding:24px;
}
.hero-card h3{font-size:16px;color:var(--text);margin-bottom:6px}
.hero-card .hint{font-size:13px;color:var(--weak);margin-bottom:18px}
.hero-card ul{display:grid;gap:2px}
.hero-card li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 2px;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--muted);
}
.hero-card li:last-child{border-bottom:0}
.hero-card li b{color:var(--text);font-weight:700;font-variant-numeric:tabular-nums}
.hero-card .num{font-variant-numeric:tabular-nums;color:var(--lime);font-weight:800}
.hero-card .card-foot{margin-top:16px;display:flex;gap:10px}
.hero-card .card-foot .btn{width:100%}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-top:52px;
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--line);
}
.hero-stats li{background:rgba(6,10,24,.86);padding:18px 20px}
.hero-stats .k{font-size:12.5px;color:var(--weak);letter-spacing:.8px}
.hero-stats .v{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;margin-top:4px}
.hero-stats .v .u{font-size:13px;color:var(--muted);font-weight:600;margin-left:4px}

/* ========== Section base ========== */
.section{padding:88px 0}
.section-alt{background:linear-gradient(180deg, rgba(10,16,36,.72), rgba(5,8,20,0));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .tag{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2px;color:var(--lime);
  margin-bottom:14px;
}
.section-head h2{font-size:clamp(1.6rem,2.6vw,2.2rem);line-height:1.3}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ========== Steps ========== */
.step-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;position:relative}
.step-grid::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg, rgba(24,224,194,.7), rgba(201,255,61,.7));
  opacity:.5;
}
.step{
  position:relative;padding:26px 20px 22px;border-radius:var(--r);
  border:1px solid var(--line);background:rgba(10,16,36,.6);
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.step:hover{transform:translateY(-3px);border-color:var(--border);box-shadow:var(--glow)}
.step .idx{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(24,224,194,.14);border:1px solid var(--border);color:var(--cyan);
  font-weight:800;font-variant-numeric:tabular-nums;margin-bottom:14px;
  box-shadow:0 0 18px rgba(24,224,194,.25);
}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted);line-height:1.8}

/* ========== Filter + cards ========== */
.find-layout{display:grid;grid-template-columns:262px minmax(0,1fr);gap:30px;align-items:start}
.filter-panel{
  position:sticky;top:96px;border-radius:var(--r-lg);border:1px solid var(--line);
  background:rgba(10,16,36,.7);padding:22px 20px;
}
.filter-panel h3{font-size:15px;margin-bottom:4px}
.filter-panel .fp-hint{font-size:12.5px;color:var(--weak);margin-bottom:18px}
.filter-group{padding:14px 0;border-top:1px solid var(--line)}
.filter-group:first-of-type{border-top:0;padding-top:0}
.filter-group .fg-title{font-size:12.5px;letter-spacing:1.4px;color:var(--weak);margin-bottom:8px}
.filter-list{display:grid;gap:2px}
.filter-list label{
  display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;
  font-size:14.5px;color:var(--muted);cursor:pointer;transition:.2s;
}
.filter-list label:hover{background:rgba(255,255,255,.04);color:var(--text)}
.filter-list input{
  appearance:none;-webkit-appearance:none;width:16px;height:16px;flex:0 0 auto;
  border:1px solid rgba(157,176,201,.5);border-radius:5px;position:relative;margin:0;cursor:pointer;
}
.filter-list input:checked{border-color:var(--cyan);background:rgba(24,224,194,.16);box-shadow:0 0 12px rgba(24,224,194,.4)}
.filter-list input:checked::after{content:"";position:absolute;inset:4px;border-radius:2px;background:var(--cyan)}
.filter-reset{width:100%;margin-top:16px}

.result-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-bottom:16px;margin-bottom:22px;border-bottom:1px solid var(--line);
}
.result-bar .count{font-size:14.5px;color:var(--muted)}
.result-bar .count b{color:var(--lime);font-variant-numeric:tabular-nums;font-size:16px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  font-size:13px;color:var(--muted);transition:.2s;
}
.chip:hover{color:var(--cyan);border-color:var(--border)}

.batch-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.batch-card{
  display:flex;flex-direction:column;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:rgba(10,16,36,.66);
  transition:transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}
.batch-card:hover{transform:translateY(-4px);border-color:var(--border);box-shadow:var(--shadow)}
.batch-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.batch-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.batch-card:hover .batch-thumb img{transform:scale(1.05)}
.batch-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(5,8,20,.05), rgba(5,8,20,.72))}
.badge{
  position:absolute;top:14px;left:14px;z-index:2;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.4px;
  background:rgba(61,220,151,.16);border:1px solid rgba(61,220,151,.42);color:var(--ok);
}
.badge.warn{background:rgba(255,200,87,.14);border-color:rgba(255,200,87,.42);color:var(--warn)}
.badge.off{background:rgba(58,69,89,.35);border-color:rgba(255,255,255,.14);color:var(--muted)}
.batch-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.batch-body h3{font-size:17.5px;line-height:1.5;transition:color .22s}
.batch-card:hover .batch-body h3{color:var(--cyan)}
.batch-body p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.85}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  font-size:12.5px;padding:4px 10px;border-radius:8px;
  background:rgba(255,255,255,.05);color:var(--muted);border:1px solid var(--line);
}
.tag.lime{color:var(--lime);border-color:rgba(201,255,61,.28);background:rgba(201,255,61,.07)}
.batch-foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;font-size:13px;color:var(--weak);font-variant-numeric:tabular-nums;
}
.batch-foot .more{color:var(--cyan);font-weight:700;font-size:13.5px}
.batch-foot .more:hover{color:var(--lime);text-decoration:underline}

.pager{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:40px}
.pager-link{
  min-width:42px;height:42px;padding:0 14px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--muted);
  font-size:14px;transition:.2s;
}
.pager-link:hover{color:var(--cyan);border-color:var(--border)}
.pager-link.is-active{background:rgba(24,224,194,.14);border-color:var(--border);color:var(--cyan);font-weight:700}
.pager-link.is-disabled{opacity:.4;pointer-events:none}
.pager-dots{color:var(--weak);padding:0 4px}

/* ========== Qualify matrix ========== */
.matrix{
  border-radius:var(--r-lg);border:1px solid var(--line);overflow:hidden;background:rgba(10,16,36,.55);
}
.matrix-row{
  display:grid;grid-template-columns:1.1fr 1.2fr 1.4fr 1.1fr;
  gap:16px;padding:18px 22px;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--muted);
  align-items:center;
}
.matrix-row:last-child{border-bottom:0}
.matrix-row.head{background:rgba(24,224,194,.06);color:var(--cyan);font-size:13px;letter-spacing:1px;font-weight:700}
.matrix-row b{color:var(--text);font-weight:700;font-size:15.5px;display:block}
.matrix-row .st{display:inline-flex;align-items:center;gap:7px;color:var(--ok);font-size:13.5px}
.matrix-row .st i{font-size:8px}

/* ========== Support strip ========== */
.support-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.support-item{
  padding:24px 22px;border-radius:var(--r);border:1px solid var(--line);
  background:linear-gradient(160deg, rgba(17,27,58,.8), rgba(10,16,36,.55));
  transition:transform .22s ease, border-color .22s ease;
}
.support-item:hover{transform:translateY(-3px);border-color:var(--border)}
.support-item i{font-size:20px;color:var(--cyan);margin-bottom:14px}
.support-item h3{font-size:16px;margin-bottom:8px}
.support-item p{font-size:14px;color:var(--muted);line-height:1.82}

/* ========== FAQ ========== */
.faq-wrap{max-width:960px;margin:0 auto;display:grid;gap:12px}
.faq-item{
  border-radius:var(--r);border:1px solid var(--line);background:rgba(10,16,36,.6);
  overflow:hidden;transition:border-color .22s ease, background .22s ease;
}
.faq-item[open]{border-color:var(--border);background:rgba(10,16,36,.85);border-left:3px solid var(--cyan)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;font-size:16px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--cyan);transition:transform .25s ease;font-size:13px}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.9;border-top:1px solid var(--line);padding-top:16px}

/* ========== CTA / form ========== */
.cta-panel{
  border-radius:22px;border:1px solid var(--border);overflow:hidden;
  background:
    radial-gradient(700px 380px at 0% 0%, rgba(24,224,194,.12), transparent 62%),
    linear-gradient(140deg, rgba(17,27,58,.95), rgba(6,10,24,.95));
  box-shadow:var(--shadow);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}
.cta-copy{padding:48px 44px}
.cta-copy h2{font-size:clamp(1.5rem,2.4vw,2.05rem);line-height:1.32}
.cta-copy .lede{margin-top:16px;font-size:15.5px}
.cta-list{margin-top:26px;display:grid;gap:12px}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--muted)}
.cta-list i{color:var(--lime);margin-top:6px;font-size:11px}
.cta-form{
  padding:44px;background:rgba(5,8,20,.55);border-left:1px solid var(--line);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13.5px;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(5,8,20,.8);border:1px solid rgba(157,176,201,.22);color:var(--text);
  font-size:14.5px;transition:border-color .2s, box-shadow .2s, background .2s;
}
.field textarea{min-height:88px;resize:vertical}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(157,176,201,.4)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(24,224,194,.16), 0 0 18px rgba(24,224,194,.22);
  background:rgba(5,8,20,.95);
}
.field .tip{font-size:12.5px;color:var(--weak)}
.field .err{font-size:12.5px;color:var(--err)}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted);line-height:1.7}
.check input{width:16px;height:16px;flex:0 0 auto;margin-top:4px;accent-color:#18E0C2}
.form-note{margin-top:14px;font-size:12.5px;color:var(--weak)}
.form-status{margin-top:16px;padding:12px 14px;border-radius:var(--r-sm);border:1px dashed var(--line);font-size:13.5px;color:var(--weak)}

/* ========== Footer ========== */
.site-footer{border-top:1px solid var(--line);background:rgba(6,10,24,.9);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 40px}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.9;max-width:32em}
.footer-col h4{font-size:14px;color:var(--text);letter-spacing:1px;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted);transition:.2s}
.footer-col a:hover{color:var(--cyan);padding-left:3px}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted)}
.footer-contact i{color:var(--cyan);font-size:13px;width:16px;text-align:center}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 28px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--weak);
}
.footer-bottom .links{display:flex;gap:20px;flex-wrap:wrap}

/* ========== Responsive ========== */
@media (max-width:1024px){
  .section{padding:64px 0}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:38px}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-grid::before{display:none}
  .find-layout{grid-template-columns:1fr;gap:24px}
  .filter-panel{position:static}
  .support-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-grid{grid-template-columns:1fr}
  .cta-form{border-left:0;border-top:1px solid var(--line)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 32px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-actions .btn-primary{display:none}
}
@media (max-width:768px){
  .page-hero{padding:40px 0 56px}
  .batch-grid{grid-template-columns:1fr}
  .matrix-row{grid-template-columns:1fr 1fr;gap:10px 14px;padding:16px 18px}
  .matrix-row.head{display:none}
  .cta-copy,.cta-form{padding:32px 22px}
  .form-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .hero-stats{grid-template-columns:1fr 1fr}
  .hero-stats li{padding:14px 14px}
  .hero-stats .v{font-size:19px}
  .step-grid{grid-template-columns:1fr}
  .support-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .batch-foot{flex-direction:column;align-items:flex-start;gap:6px}
}

/* roulang page: category2 */
:root{
  --bg:#050814;
  --bg-2:#0A1024;
  --bg-3:#111B3A;
  --cyan:#18E0C2;
  --lime:#C9FF3D;
  --orange:#FF6B2C;
  --text:#EAF6FF;
  --muted:#9DB0C9;
  --weak:#6C7E99;
  --border:rgba(124,255,203,.18);
  --line:rgba(255,255,255,.08);
  --ok:#3DDC97;
  --warn:#FFC857;
  --err:#FF4D6D;
  --disabled:#3A4559;
  --r-lg:18px;
  --r-sm:14px;
  --r-btn:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --glow:0 0 28px rgba(24,224,194,.28);
  --glow-orange:0 10px 30px rgba(255,107,44,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -8%, rgba(24,224,194,.14), transparent 62%),
    radial-gradient(900px 520px at 8% 6%, rgba(255,107,44,.10), transparent 60%),
    linear-gradient(180deg,var(--bg) 0%,var(--bg-2) 46%,var(--bg) 100%);
  background-attachment:fixed;
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--lime)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:.2px;line-height:1.25}
p{margin:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.container{max-width:1320px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,8,20,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(124,255,203,.14);
}
.header-inner{
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-size:17px;font-weight:800;letter-spacing:.3px}
.logo:hover{color:var(--text)}
.logo .dot{
  width:10px;height:10px;border-radius:999px;background:var(--cyan);
  box-shadow:0 0 0 4px rgba(24,224,194,.14),0 0 16px rgba(24,224,194,.75);
  animation:pulse 2.6s ease-in-out infinite;flex:0 0 auto;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.logo b{font-weight:800}
.logo .sub{color:var(--cyan);font-weight:700;margin-left:2px}

.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;display:inline-block;padding:10px 14px;border-radius:999px;
  color:var(--muted);font-size:15px;font-weight:500;white-space:nowrap;
  transition:color .2s ease,transform .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--text);transform:translateY(-1px);background:rgba(24,224,194,.08)}
.nav-links a.active{color:var(--cyan);background:rgba(24,224,194,.10)}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),var(--lime));box-shadow:var(--glow);
}
.header-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--r-btn);
  background:var(--orange);color:#140803;font-weight:700;font-size:14.5px;
  box-shadow:var(--glow-orange);border:1px solid rgba(255,255,255,.08);
  transition:transform .2s ease,filter .2s ease,box-shadow .2s ease;
}
.header-cta:hover{color:#140803;filter:brightness(1.08);transform:translateY(-1px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(124,255,203,.08);border:1px solid var(--border);color:var(--text);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{background:rgba(24,224,194,.16)}

.mobile-drawer{
  position:fixed;inset:0;z-index:90;display:none;
  background:rgba(4,7,18,.96);backdrop-filter:blur(12px);
  padding:24px 22px 32px;flex-direction:column;
}
.mobile-drawer.open{display:flex}
.mobile-drawer .drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.mobile-drawer a.drawer-link{
  display:block;padding:16px 6px;border-bottom:1px solid var(--line);
  color:var(--text);font-size:17px;font-weight:600;
}
.mobile-drawer a.drawer-link.active{color:var(--cyan)}
.mobile-drawer .drawer-actions{margin-top:auto;display:grid;gap:12px;padding-top:26px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--r-btn);font-size:15.5px;font-weight:700;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform .2s ease,filter .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--orange);color:#180902;box-shadow:var(--glow-orange)}
.btn-primary:hover{color:#180902;filter:brightness(1.08);transform:translateY(-1px)}
.btn-primary:disabled{background:var(--disabled);color:var(--weak);box-shadow:none;cursor:not-allowed;transform:none}
.btn-ghost{background:transparent;color:var(--cyan);border-color:rgba(24,224,194,.55)}
.btn-ghost:hover{background:rgba(24,224,194,.08);color:var(--cyan);transform:translateY(-1px)}
.btn-quiet{background:rgba(124,255,203,.08);color:var(--text);border-color:var(--border)}
.btn-quiet:hover{background:rgba(24,224,194,.16);color:var(--text)}
.btn-block{width:100%}

/* ============ 通用卡片/标签 ============ */
.glass{
  background:linear-gradient(180deg,rgba(17,27,58,.66),rgba(10,16,36,.72));
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1.7;
  background:rgba(124,255,203,.10);color:var(--cyan);border:1px solid rgba(124,255,203,.24);
}
.tag-lime{background:rgba(201,255,61,.12);color:var(--lime);border-color:rgba(201,255,61,.30)}
.tag-orange{background:rgba(255,107,44,.12);color:#FFB189;border-color:rgba(255,107,44,.32)}
.tag-muted{background:rgba(255,255,255,.05);color:var(--muted);border-color:var(--line)}
.status-dot{width:7px;height:7px;border-radius:999px;display:inline-block}
.dot-ok{background:var(--ok);box-shadow:0 0 10px rgba(61,220,151,.8)}
.dot-warn{background:var(--warn);box-shadow:0 0 10px rgba(255,200,87,.8)}
.dot-err{background:var(--err);box-shadow:0 0 10px rgba(255,77,109,.8)}

.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:820px;margin-bottom:36px}
.section-head h2{font-size:clamp(1.55rem,2.6vw,2.15rem);line-height:1.28;font-weight:800}
.section-head p{color:var(--muted);margin-top:12px;font-size:15.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:2px;color:var(--lime);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--lime))}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ============ 内页 Banner ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(.9);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(5,8,20,.94) 0%,rgba(5,8,20,.76) 46%,rgba(5,8,20,.55) 100%);
}
.page-hero .inner{position:relative;z-index:2;padding:76px 0 68px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;color:var(--weak);font-size:13.5px;margin-bottom:22px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{color:var(--disabled)}
.page-hero h1{
  font-size:clamp(1.95rem,4.4vw,3.15rem);line-height:1.14;font-weight:900;max-width:20em;
}
.page-hero h1 .accent{
  background:linear-gradient(92deg,var(--cyan),var(--lime));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero .lead{color:var(--muted);max-width:660px;margin-top:18px;font-size:16.5px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;
}
.hero-stat{
  display:flex;align-items:center;gap:12px;padding:12px 18px;border-radius:var(--r-sm);
  background:rgba(10,16,36,.62);border:1px solid var(--border);backdrop-filter:blur(8px);
}
.hero-stat .num{
  font-size:20px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-stat .lbl{font-size:13px;color:var(--muted);white-space:nowrap}

/* ============ 筛选 chips ============ */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
  padding:18px 20px;border-radius:var(--r-lg);
  background:rgba(10,16,36,.62);border:1px solid var(--border);backdrop-filter:blur(8px);
}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:8px 16px;border-radius:999px;font-size:14px;font-weight:600;cursor:pointer;
  background:rgba(255,255,255,.04);color:var(--muted);border:1px solid var(--line);
  transition:all .2s ease;
}
.chip:hover{color:var(--text);border-color:rgba(124,255,203,.36);transform:translateY(-1px)}
.chip.active{background:linear-gradient(92deg,rgba(24,224,194,.22),rgba(201,255,61,.14));color:var(--text);border-color:rgba(24,224,194,.55);box-shadow:var(--glow)}
.sort-group{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--weak)}
.sort-btn{
  padding:7px 14px;border-radius:10px;background:transparent;border:1px solid var(--line);
  color:var(--muted);cursor:pointer;font-size:13.5px;transition:all .2s ease;
}
.sort-btn:hover{color:var(--text);border-color:rgba(124,255,203,.35)}
.sort-btn.active{color:var(--cyan);border-color:rgba(24,224,194,.55);background:rgba(24,224,194,.10)}

/* ============ 主体两栏 ============ */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:34px;align-items:start}

/* 大宽卡 */
.wide-card{
  display:grid;grid-template-columns:300px minmax(0,1fr);gap:0;
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border);
  background:linear-gradient(180deg,rgba(17,27,58,.62),rgba(10,16,36,.74));
  box-shadow:var(--shadow);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.wide-card:hover{transform:translateY(-3px);border-color:rgba(24,224,194,.45);box-shadow:0 26px 70px rgba(0,0,0,.55),var(--glow)}
.wide-card .thumb{position:relative;min-height:220px;overflow:hidden}
.wide-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.wide-card:hover .thumb img{transform:scale(1.06)}
.wide-card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,20,0) 40%,rgba(5,8,20,.55) 100%);
}
.wide-card .body{padding:26px 28px;display:flex;flex-direction:column;gap:14px}
.wide-card h3{font-size:1.32rem;line-height:1.4}
.wide-card h3 a{color:var(--text)}
.wide-card h3 a:hover{color:var(--cyan)}
.wide-card .excerpt{color:var(--muted);font-size:15px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;color:var(--weak);font-size:13px;margin-top:auto}
.meta-row i{color:var(--cyan);margin-right:5px;font-size:12px}
.read-more{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--cyan)}
.read-more:hover{gap:12px}
.read-more:hover i{transform:translateX(3px)}
.read-more i{transition:transform .2s ease}

/* 交错双列网格 */
.mix-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.mix-card{
  display:flex;flex-direction:column;border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(180deg,rgba(17,27,58,.58),rgba(10,16,36,.72));
  border:1px solid var(--border);box-shadow:var(--shadow);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.mix-card:hover{transform:translateY(-3px);border-color:rgba(24,224,194,.42);box-shadow:0 24px 62px rgba(0,0,0,.55),var(--glow)}
.mix-card .cover{position:relative;aspect-ratio:16/9;overflow:hidden}
.mix-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.mix-card:hover .cover img{transform:scale(1.07)}
.mix-card .cover .float-tag{position:absolute;left:14px;top:14px}
.mix-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:11px;flex:1}
.mix-card h3{font-size:1.09rem;line-height:1.45}
.mix-card h3 a{color:var(--text)}
.mix-card h3 a:hover{color:var(--cyan)}
.mix-card .excerpt{color:var(--muted);font-size:14.3px}
.mix-card.offset{margin-top:26px}
@media (max-width:1024px){.mix-card.offset{margin-top:0}}

/* 侧栏 */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px}
.side-card{padding:22px 22px 20px;border-radius:var(--r-lg);border:1px solid var(--border);background:rgba(10,16,36,.7);box-shadow:var(--shadow)}
.side-card h4{font-size:15.5px;display:flex;align-items:center;gap:9px;margin-bottom:16px}
.side-card h4 i{color:var(--cyan)}
.side-list li{padding:13px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{color:var(--text);font-size:14.4px;font-weight:600;display:block;line-height:1.6}
.side-list a:hover{color:var(--cyan)}
.side-list .sub{color:var(--weak);font-size:12.5px;margin-top:5px;font-variant-numeric:tabular-nums}
.notice{
  border-left:3px solid var(--lime);background:rgba(201,255,61,.07);
  padding:14px 16px;border-radius:10px;color:var(--muted);font-size:14px;
}
.notice b{color:var(--lime)}
.side-actions{display:grid;gap:12px}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.steps::before{
  content:"";position:absolute;top:22px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--lime));opacity:.4;
}
.step{position:relative;padding-top:0}
.step .node{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(10,16,36,.9);border:1px solid rgba(24,224,194,.5);color:var(--cyan);
  font-weight:800;font-size:16px;box-shadow:var(--glow);position:relative;z-index:2;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:1.06rem;margin-top:18px}
.step p{color:var(--muted);font-size:14.3px;margin-top:9px}
.step .hint{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:12.5px;color:var(--weak)}

/* ============ 安全要点（非等宽） ============ */
.safety-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}
.safety-main{
  padding:30px 32px;border-radius:var(--r-lg);border:1px solid var(--border);
  background:linear-gradient(140deg,rgba(17,27,58,.78),rgba(10,16,36,.7));box-shadow:var(--shadow);
  display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:26px;align-items:center;
}
.safety-main h3{font-size:1.4rem;line-height:1.35}
.safety-main p{color:var(--muted);font-size:14.8px;margin-top:12px}
.safety-main .pic{border-radius:var(--r-sm);overflow:hidden;border:1px solid var(--line)}
.safety-side{display:grid;gap:24px}
.mini-card{
  padding:22px;border-radius:var(--r-lg);border:1px solid var(--border);
  background:rgba(10,16,36,.7);box-shadow:var(--shadow);transition:transform .25s ease,border-color .25s ease;
}
.mini-card:hover{transform:translateY(-2px);border-color:rgba(24,224,194,.42)}
.mini-card h4{font-size:1.02rem;display:flex;align-items:center;gap:9px}
.mini-card h4 i{color:var(--lime)}
.mini-card p{color:var(--muted);font-size:14.2px;margin-top:10px}
.check-list li{display:flex;gap:11px;padding:9px 0;color:var(--muted);font-size:14.3px;border-bottom:1px dashed var(--line)}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--cyan);margin-top:5px;font-size:13px}

/* ============ FAQ ============ */
.faq-wrap{max-width:980px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  border-radius:var(--r-sm);border:1px solid var(--line);
  background:rgba(10,16,36,.6);overflow:hidden;transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:rgba(24,224,194,.45);background:linear-gradient(180deg,rgba(17,27,58,.7),rgba(10,16,36,.7));border-left:3px solid var(--cyan)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:700;font-size:16px;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--cyan)}
.faq-item summary .chev{transition:transform .25s ease;color:var(--cyan);font-size:14px;flex:0 0 auto}
.faq-item[open] summary .chev{transform:rotate(180deg)}
.faq-item .answer{padding:0 22px 20px;color:var(--muted);font-size:15px}

/* ============ CTA 面板 ============ */
.cta-panel{
  display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:34px;align-items:center;
  padding:44px;border-radius:22px;position:relative;overflow:hidden;
  border:1px solid var(--border);
  background:
    radial-gradient(600px 300px at 88% 10%, rgba(255,107,44,.18), transparent 62%),
    linear-gradient(140deg,rgba(17,27,58,.9),rgba(10,16,36,.86));
  box-shadow:var(--shadow);
}
.cta-panel h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3}
.cta-panel p{color:var(--muted);margin-top:14px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-form{
  padding:26px;border-radius:var(--r-lg);border:1px solid var(--border);
  background:rgba(5,8,20,.66);backdrop-filter:blur(10px);display:grid;gap:14px;
}
.field{display:grid;gap:7px}
.field label{font-size:13.5px;color:var(--muted);font-weight:600}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-btn);
  background:rgba(10,16,36,.9);border:1px solid rgba(124,255,203,.22);color:var(--text);
  font-size:14.5px;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:var(--weak)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(24,224,194,.18),0 0 18px rgba(24,224,194,.18);
}
.field .tip{font-size:12.5px;color:var(--weak)}
.field.error input{border-color:var(--err);box-shadow:0 0 0 3px rgba(255,77,109,.16)}
.field .err-text{font-size:12.5px;color:var(--err);display:none}
.field.error .err-text{display:block}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:13.5px}
.checkbox-row input{width:17px;height:17px;margin-top:4px;accent-color:var(--cyan)}
.form-note{font-size:12.5px;color:var(--weak)}

/* ============ 分页 ============ */
.pagination{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:44px;flex-wrap:wrap}
.page-btn{
  min-width:42px;height:42px;padding:0 14px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(10,16,36,.7);border:1px solid var(--line);color:var(--muted);
  font-size:14px;font-variant-numeric:tabular-nums;cursor:pointer;transition:all .2s ease;
}
.page-btn:hover{color:var(--text);border-color:rgba(124,255,203,.4);transform:translateY(-1px)}
.page-btn.active{background:linear-gradient(92deg,rgba(24,224,194,.22),rgba(201,255,61,.14));color:var(--text);border-color:rgba(24,224,194,.55)}
.page-btn.plain{cursor:default;background:transparent;border-color:transparent;color:var(--weak)}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:20px;border-top:1px solid rgba(124,255,203,.16);
  background:linear-gradient(180deg,rgba(5,8,20,.6),rgba(10,16,36,.9));
  padding:60px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{color:var(--muted);font-size:14.2px;max-width:32em}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a{color:var(--muted);font-size:14.2px}
.footer-col ul li a:hover{color:var(--cyan)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:14.2px;margin-bottom:12px}
.footer-contact i{color:var(--cyan);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  color:var(--weak);font-size:13px;
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom .links span:hover{color:var(--muted);cursor:default}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .layout{grid-template-columns:minmax(0,1fr) 300px;gap:26px}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .layout{grid-template-columns:minmax(0,1fr)}
  .sidebar{position:static}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps::before{display:none}
  .safety-grid{grid-template-columns:minmax(0,1fr)}
  .safety-main{grid-template-columns:minmax(0,1fr)}
  .cta-panel{grid-template-columns:minmax(0,1fr);padding:34px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.82}
  .section{padding:60px 0}
  .section-tight{padding:48px 0}
  .page-hero .inner{padding:54px 0 48px}
  .wide-card{grid-template-columns:minmax(0,1fr)}
  .wide-card .thumb{min-height:190px;aspect-ratio:16/9}
  .mix-grid{grid-template-columns:minmax(0,1fr);gap:20px}
  .cta-panel{padding:26px 22px;border-radius:18px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-inner{height:60px}
  .logo{font-size:15.5px}
  .steps{grid-template-columns:minmax(0,1fr)}
  .hero-stats{flex-direction:column;align-items:stretch}
  .hero-stat{justify-content:space-between}
  .filter-bar{padding:16px}
  .btn{padding:12px 20px;font-size:15px}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}