/* roulang page: index */
:root{
    --bg-0:#0A0B0E;
    --bg-1:#12151A;
    --bg-2:#1A1E25;
    --line:rgba(255,255,255,0.08);
    --brand:#D6FF3F;
    --brand-ink:#0A0B0E;
    --accent:#2FE3D0;
    --spark:#FF3D7F;
    --text-1:#F2F4F7;
    --text-2:#A8B0BD;
    --text-3:#6B7280;
    --glow:0 0 0 1px rgba(214,255,63,.35), 0 0 24px -6px rgba(214,255,63,.45);
    --r-card:14px;
    --r-media:18px;
    --r-btn:10px;
    --ease:cubic-bezier(.2,.7,.3,1);
    --shadow-card:inset 0 1px 0 rgba(255,255,255,.04), 0 12px 32px -20px #000;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg-0);
    color:var(--text-2);
    font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  button,input{font:inherit;color:inherit;}
  h1,h2,h3,h4{color:var(--text-1);margin:0;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}

  .container{
    width:100%;
    max-width:1280px;
    margin:0 auto;
    padding-left:clamp(20px,5vw,64px);
    padding-right:clamp(20px,5vw,64px);
  }
  .mono{font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;}
  .section{padding-top:clamp(56px,7vw,104px);padding-bottom:clamp(56px,7vw,104px);}
  .section-tight{padding-top:clamp(40px,5vw,72px);padding-bottom:clamp(40px,5vw,72px);}
  .bg-alt{background:var(--bg-1);}
  .divider{height:1px;background:var(--line);border:0;margin:0;}

  .eyebrow{
    font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;
    font-size:12px;
    font-weight:600;
    letter-spacing:.16em;
    color:var(--accent);
    text-transform:uppercase;
  }
  .eyebrow-cn{font-family:inherit;letter-spacing:0;text-transform:none;font-size:12px;}
  .h1{font-size:clamp(32px,5vw,56px);line-height:1.1;font-weight:800;letter-spacing:-.02em;}
  .h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.01em;}
  .h3{font-size:20px;line-height:1.45;font-weight:600;}
  .lead{font-size:18px;line-height:1.7;color:var(--text-2);}
  .body-text{font-size:16px;line-height:1.85;color:var(--text-2);}

  /* 头部导航 */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(10,11,14,.92);
    backdrop-filter:blur(8px);
    -webkit-backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  .site-header::after{
    content:"";
    position:absolute;
    left:0;right:0;bottom:-1px;
    height:1px;
    background:linear-gradient(90deg,transparent 4%,rgba(214,255,63,.6) 50%,transparent 96%);
    pointer-events:none;
  }
  .nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
  .brand{display:flex;align-items:center;gap:10px;flex:none;}
  .brand-mark{
    width:10px;height:10px;border-radius:2px;background:var(--brand);
    box-shadow:0 0 12px rgba(214,255,63,.7);
    flex:none;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.1;}
  .brand-text strong{color:var(--brand);font-size:18px;font-weight:800;letter-spacing:-.01em;}
  .brand-text em{
    font-style:normal;
    font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;
    font-size:11px;
    letter-spacing:.14em;
    color:var(--text-3);
  }
  .nav-links{display:flex;align-items:center;gap:2px;}
  .nav-links a{
    position:relative;
    display:inline-block;
    padding:10px 14px;
    font-size:14.5px;
    color:var(--text-2);
    border-radius:8px;
    transition:color .14s var(--ease);
  }
  .nav-links a::after{
    content:"";
    position:absolute;
    left:14px;right:14px;bottom:4px;
    height:2px;border-radius:2px;
    background:var(--brand);
    transform:scaleX(0);
    transform-origin:left center;
    transition:transform .16s var(--ease);
  }
  .nav-links a:hover{color:var(--accent);}
  .nav-links a:hover::after{transform:scaleX(1);}
  .nav-links a.active{color:var(--text-1);font-weight:600;}
  .nav-links a.active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(214,255,63,.55);}
  .nav-actions{display:flex;align-items:center;gap:12px;flex:none;}

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:12px 20px;
    border-radius:var(--r-btn);
    font-size:14.5px;
    font-weight:600;
    line-height:1.2;
    border:1px solid transparent;
    cursor:pointer;
    white-space:nowrap;
    transition:background-color .14s var(--ease),color .14s var(--ease),border-color .14s var(--ease),box-shadow .16s var(--ease),transform .14s var(--ease),filter .14s var(--ease);
  }
  .btn-primary{background:var(--brand);color:var(--brand-ink);}
  .btn-primary:hover{filter:brightness(1.06);box-shadow:var(--glow);}
  .btn-primary:active{transform:translateY(1px);}
  .btn-ghost{background:transparent;border-color:var(--line);color:var(--text-1);}
  .btn-ghost:hover{border-color:rgba(47,227,208,.5);color:var(--accent);}
  .btn-ghost:active{transform:translateY(1px);}
  .btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
  .btn-sm{padding:9px 16px;font-size:13.5px;}

  .text-link{
    display:inline-flex;align-items:center;gap:8px;
    font-size:14.5px;font-weight:600;color:var(--accent);
    transition:color .14s var(--ease);
  }
  .text-link .arrow{transition:transform .16s var(--ease);}
  .text-link:hover{color:var(--brand);}
  .text-link:hover .arrow{transform:translateX(4px);}
  .text-link:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}

  .menu-toggle{
    display:none;
    width:42px;height:42px;
    align-items:center;justify-content:center;
    background:transparent;
    border:1px solid var(--line);
    border-radius:10px;
    cursor:pointer;
    transition:border-color .14s var(--ease);
  }
  .menu-toggle:hover{border-color:rgba(47,227,208,.5);}
  .menu-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
  .menu-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;}
  .menu-toggle span::before,.menu-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px;
  }
  .menu-toggle span::before{top:-6px;}
  .menu-toggle span::after{top:6px;}

  .mobile-drawer{
    position:fixed;
    inset:0;
    z-index:80;
    display:none;
    flex-direction:column;
    background:rgba(10,11,14,.98);
    padding:24px clamp(20px,5vw,40px) 40px;
  }
  .mobile-drawer.is-open{display:flex;}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
  .drawer-close{
    width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
    background:transparent;color:var(--text-1);font-size:20px;line-height:1;cursor:pointer;
  }
  .drawer-close:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
  .drawer-nav{display:flex;flex-direction:column;gap:2px;}
  .drawer-nav a{
    padding:16px 14px;
    font-size:17px;
    color:var(--text-2);
    border-bottom:1px solid var(--line);
    border-radius:6px;
    transition:color .14s var(--ease),background-color .14s var(--ease);
  }
  .drawer-nav a:hover{color:var(--accent);background:rgba(255,255,255,.03);}
  .drawer-nav a.active{color:var(--brand);border-left:3px solid var(--brand);padding-left:14px;}
  .drawer-foot{margin-top:auto;padding-top:28px;display:flex;flex-direction:column;gap:14px;}

  /* Hero */
  .hero{
    position:relative;
    overflow:hidden;
    min-height:620px;
    display:flex;
    align-items:center;
    padding-top:clamp(48px,6vw,88px);
    padding-bottom:clamp(48px,6vw,88px);
    border-bottom:1px solid var(--line);
  }
  .grid-base{
    position:absolute;inset:0;pointer-events:none;
    background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
    background-size:48px 48px;
    opacity:.04;
  }
  .hero-corner{
    position:absolute;top:0;right:0;width:260px;height:260px;pointer-events:none;
    background:linear-gradient(225deg,rgba(214,255,63,.16),rgba(47,227,208,.06) 45%,transparent 70%);
    clip-path:polygon(100% 0,100% 100%,0 0);
  }
  .hero-grid{position:relative;display:grid;grid-template-columns:6fr 5fr;gap:clamp(28px,4vw,56px);align-items:center;}
  .hero-points{display:flex;flex-wrap:wrap;gap:28px;margin-top:36px;}
  .hero-point{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-2);}
  .hero-point b{
    font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;
    font-size:12px;font-weight:600;color:var(--brand);letter-spacing:.08em;
  }
  .hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}

  .media{
    position:relative;
    overflow:hidden;
    border-radius:var(--r-media);
    border:1px solid var(--line);
    background:var(--bg-1);
    transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
  }
  .media img{width:100%;height:100%;object-fit:cover;}
  .media-hero{border-color:rgba(214,255,63,.28);}
  .media-hero:hover{transform:translateY(-4px);box-shadow:var(--glow);}
  .ratio-4x5{aspect-ratio:4/5;}
  .ratio-3x4{aspect-ratio:3/4;}
  .ratio-16x10{aspect-ratio:16/10;}
  .ratio-16x9{aspect-ratio:16/9;}

  /* 主张条 */
  .claim-row{display:grid;grid-template-columns:repeat(3,1fr);}
  .claim{
    padding:28px 28px 28px 0;
    border-right:1px solid var(--line);
  }
  .claim:last-child{border-right:0;padding-right:0;}
  .claim:not(:first-child){padding-left:28px;}
  .claim b{
    display:block;
    font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;
    font-size:13px;color:var(--brand);letter-spacing:.1em;margin-bottom:12px;
  }
  .claim h3{font-size:19px;margin-bottom:8px;}
  .claim p{font-size:15px;color:var(--text-2);line-height:1.75;}

  /* 故事区 */
  .story-grid{display:grid;grid-template-columns:5fr 4fr;gap:clamp(28px,4vw,56px);align-items:center;}
  .story-text{position:relative;padding-left:24px;border-left:2px solid var(--brand);}
  .story-text p + p{margin-top:18px;}

  /* 精选卡 */
  .picks{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
  .pick{
    display:flex;flex-direction:column;
    background:var(--bg-2);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    transition:transform .16s var(--ease),border-color .16s var(--ease),box-shadow .18s var(--ease);
  }
  .pick:hover{transform:translateY(-3px);border-color:rgba(47,227,208,.32);box-shadow:var(--shadow-card),0 0 26px -12px rgba(47,227,208,.5);}
  .pick:nth-child(1){grid-column:span 5;}
  .pick:nth-child(2){grid-column:span 4;margin-top:44px;}
  .pick:nth-child(3){grid-column:span 3;margin-top:88px;}
  .pick-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
  .pick-title{
    font-size:18px;font-weight:600;color:var(--text-1);line-height:1.45;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .pick-desc{
    font-size:14.5px;color:var(--text-2);line-height:1.75;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .pick-foot{
    margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    font-size:12.5px;color:var(--text-3);
  }

  .chip{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 11px;
    border:1px solid var(--line);
    border-radius:999px;
    font-size:12px;
    color:var(--text-2);
    background:transparent;
    white-space:nowrap;
  }
  .chip-brand{background:var(--brand);color:var(--brand-ink);border-color:var(--brand);font-weight:600;}
  .chip-accent{border-color:rgba(47,227,208,.4);color:var(--accent);}
  .dot-spark{width:6px;height:6px;border-radius:50%;background:var(--spark);display:inline-block;}

  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px;}

  /* CMS 列表 */
  .cms-news-list{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:24px;align-items:start;}
  .cms-feature{
    display:block;
    background:var(--bg-2);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    transition:transform .16s var(--ease),border-color .16s var(--ease),box-shadow .18s var(--ease);
  }
  .cms-feature:hover{transform:translateY(-3px);border-color:rgba(214,255,63,.32);box-shadow:var(--shadow-card),0 0 26px -12px rgba(214,255,63,.45);}
  .cms-feature-body{padding:22px;display:flex;flex-direction:column;gap:12px;}
  .cms-feature h3{font-size:19px;line-height:1.45;font-weight:600;color:var(--text-1);}
  .cms-feature p{font-size:14.5px;line-height:1.75;color:var(--text-2);}
  .cms-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-3);}
  .row-stack{display:flex;flex-direction:column;gap:12px;}
  .cms-row{
    position:relative;
    display:grid;
    grid-template-columns:104px auto minmax(0,1fr) auto;
    gap:14px;
    align-items:center;
    padding:15px 16px;
    background:var(--bg-1);
    border:1px solid var(--line);
    border-radius:12px;
    transition:background-color .14s var(--ease),border-color .14s var(--ease);
  }
  .cms-row:hover{background:#1b202a;border-color:rgba(255,255,255,.14);}
  .cms-row:hover::before{
    content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;border-radius:2px;background:var(--brand);
  }
  .cms-time{font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;font-size:12.5px;color:var(--text-3);}
  .cms-row-title{
    font-size:15px;color:var(--text-1);font-weight:500;line-height:1.6;
    overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  }
  .cms-row:hover .cms-row-title{color:var(--brand);}
  .arrow{color:var(--accent);font-size:15px;transition:transform .16s var(--ease);}
  .cms-row:hover .arrow{transform:translateX(4px);}
  .cms-empty{
    display:flex;flex-direction:column;align-items:center;gap:14px;
    padding:56px 24px;
    border:1px dashed var(--line);
    border-radius:var(--r-card);
    background:var(--bg-1);
    text-align:center;
  }
  .cms-empty .empty-icon{
    width:44px;height:44px;border-radius:12px;border:1px solid rgba(47,227,208,.4);
    display:flex;align-items:center;justify-content:center;color:var(--accent);
  }

  /* 数据与证言 */
  .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
  .stat{
    padding:24px;
    background:var(--bg-1);
    border:1px solid var(--line);
    border-radius:var(--r-card);
  }
  .stat b{
    display:block;
    font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;
    font-size:clamp(28px,3.4vw,40px);
    line-height:1.1;
    font-weight:700;
    color:var(--brand);
    letter-spacing:-.02em;
  }
  .stat span{display:block;margin-top:8px;font-size:12px;color:var(--text-3);letter-spacing:.04em;}
  .logo-strip{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
  .logo-cell{
    padding:12px 18px;
    border:1px solid var(--line);
    border-radius:10px;
    font-size:13px;color:var(--text-3);
    filter:grayscale(1);
    transition:color .14s var(--ease),border-color .14s var(--ease),filter .14s var(--ease);
  }
  .logo-cell:hover{color:var(--text-1);border-color:rgba(47,227,208,.35);filter:grayscale(0);}
  .quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;}
  .quote{
    padding:22px;
    background:var(--bg-2);
    border:1px solid var(--line);
    border-radius:var(--r-card);
  }
  .quote p{font-size:15px;color:var(--text-2);line-height:1.8;}
  .quote span{display:block;margin-top:14px;font-size:12.5px;color:var(--text-3);font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;}

  /* FAQ */
  .faq-item{
    border:1px solid var(--line);
    border-radius:12px;
    background:var(--bg-1);
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .16s var(--ease);
  }
  .faq-item[open]{border-color:rgba(214,255,63,.3);box-shadow:inset 2px 0 0 var(--brand);}
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;
    font-size:16px;font-weight:600;color:var(--text-1);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;}
  .faq-icon{position:relative;flex:none;width:16px;height:16px;transition:transform .16s var(--ease);}
  .faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--accent);border-radius:2px;}
  .faq-icon::before{left:0;right:0;top:7px;height:2px;}
  .faq-icon::after{top:0;bottom:0;left:7px;width:2px;transition:opacity .16s var(--ease);}
  .faq-item[open] .faq-icon{transform:rotate(180deg);}
  .faq-item[open] .faq-icon::after{opacity:0;}
  .faq-answer{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2);border-top:1px solid var(--line);padding-top:16px;}

  /* 订阅 CTA */
  .cta-panel{
    position:relative;
    overflow:hidden;
    background:var(--bg-1);
    border:1px solid var(--line);
    border-radius:var(--r-media);
    padding:clamp(28px,4vw,56px);
    display:grid;
    grid-template-columns:1.1fr 1fr;
    gap:clamp(24px,4vw,48px);
    align-items:center;
  }
  .cta-panel::before{
    content:"";position:absolute;top:-1px;left:0;width:120px;height:2px;background:var(--brand);
    box-shadow:0 0 18px rgba(214,255,63,.6);
  }
  .cta-panel::after{
    content:"";position:absolute;right:-60px;bottom:-80px;width:220px;height:220px;border-radius:50%;
    background:radial-gradient(circle,rgba(47,227,208,.14),transparent 65%);
    pointer-events:none;
  }
  .sub-form{display:flex;gap:12px;flex-wrap:wrap;}
  .sub-form input{
    flex:1 1 220px;
    min-width:0;
    padding:16px;
    background:var(--bg-2);
    border:1px solid var(--line);
    border-radius:var(--r-btn);
    color:var(--text-1);
    outline:none;
    transition:border-color .14s var(--ease),box-shadow .16s var(--ease);
  }
  .sub-form input::placeholder{color:var(--text-3);}
  .sub-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(47,227,208,.12);}
  .sub-form input.is-error{border-color:var(--spark);}
  .sub-msg{margin-top:12px;font-size:12.5px;color:var(--text-3);min-height:18px;}
  .sub-msg.is-error{color:var(--spark);}
  .sub-msg.is-ok{color:var(--accent);}
  .fine-print{margin-top:10px;font-size:12px;color:var(--text-3);}

  /* 页脚 */
  .site-footer{
    border-top:1px solid var(--line);
    background:var(--bg-0);
    padding-top:clamp(48px,6vw,80px);
  }
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
  .footer-col h4{
    font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:8px;position:relative;padding-bottom:10px;
  }
  .footer-col h4::after{
    content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--brand);border-radius:2px;
  }
  .footer-col ul{display:flex;flex-direction:column;gap:10px;margin-top:8px;}
  .footer-col a,.footer-col li{font-size:14px;color:var(--text-2);line-height:1.7;}
  .footer-col a{transition:color .14s var(--ease);}
  .footer-col a:hover{color:var(--accent);}
  .footer-note{font-size:14px;color:var(--text-2);line-height:1.8;margin-top:12px;max-width:320px;}
  .footer-bottom{
    margin-top:48px;
    padding:22px 0 28px;
    border-top:1px solid var(--line);
    display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
    font-size:12.5px;color:var(--text-3);
  }
  .footer-bottom span{font-family:"SF Mono","JetBrains Mono",ui-monospace,monospace;}

  .reveal{opacity:0;transform:translateY(8px);animation:reveal .24s var(--ease) forwards;}
  @keyframes reveal{to{opacity:1;transform:translateY(0);}}
  .d1{animation-delay:.06s;}
  .d2{animation-delay:.12s;}
  .d3{animation-delay:.18s;}

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation:none !important;transition:none !important;}
    .reveal{opacity:1;transform:none;}
    html{scroll-behavior:auto;}
  }

  @media (max-width:1024px){
    .nav-links{display:none;}
    .menu-toggle{display:flex;}
    .hero-grid{grid-template-columns:1fr;gap:36px;}
    .hero{min-height:auto;}
    .story-grid{grid-template-columns:1fr;gap:32px;}
    .story-visual{order:-1;}
    .picks{grid-template-columns:repeat(12,1fr);}
    .pick:nth-child(1){grid-column:span 6;}
    .pick:nth-child(2){grid-column:span 6;margin-top:32px;}
    .pick:nth-child(3){grid-column:span 12;margin-top:0;}
    .cms-news-list{grid-template-columns:1fr;}
    .stats{grid-template-columns:repeat(2,1fr);}
    .quotes{grid-template-columns:1fr 1fr;}
    .cta-panel{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;}
  }

  @media (max-width:768px){
    .claim-row{grid-template-columns:1fr;}
    .claim,.claim:not(:first-child){padding:24px 0;border-right:0;border-bottom:1px solid var(--line);}
    .claim:last-child{border-bottom:0;padding-bottom:0;}
    .stats{grid-template-columns:1fr 1fr;}
    .quotes{grid-template-columns:1fr;}
    .pick:nth-child(1),.pick:nth-child(2),.pick:nth-child(3){grid-column:span 12;margin-top:0;}
    .cms-row{grid-template-columns:1fr;gap:8px;}
    .cms-row-title{white-space:normal;}
    .footer-grid{grid-template-columns:1fr;}
  }

  @media (max-width:520px){
    .nav-wrap{height:60px;}
    .brand-text strong{font-size:16px;}
    .hero-points{gap:16px;}
    .hero-btns .btn{width:100%;}
    .stats{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
  }

/* roulang page: article */
:root{
  --bg-0:#0A0B0E;
  --bg-1:#12151A;
  --bg-2:#1A1E25;
  --line:rgba(255,255,255,0.08);
  --brand:#D6FF3F;
  --brand-ink:#0A0B0E;
  --accent:#2FE3D0;
  --spark:#FF3D7F;
  --text-1:#F2F4F7;
  --text-2:#A8B0BD;
  --text-3:#6B7280;
  --glow:0 0 0 1px rgba(214,255,63,0.35),0 0 24px -6px rgba(214,255,63,0.45);
  --radius-card:14px;
  --radius-lg:18px;
  --radius-btn:10px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,0.04),0 12px 32px -20px #000;
  --shadow-hover:inset 0 1px 0 rgba(255,255,255,0.06),0 18px 40px -22px #000;
  --mono:"SF Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-2);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .16s var(--ease)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--text-1);letter-spacing:-0.01em}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:rgba(214,255,63,0.28);color:#fff}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:clamp(20px,5vw,64px);padding-right:clamp(20px,5vw,64px)}
@media (min-width:1280px){.container{max-width:1280px}}

/* ============ 顶栏 ============ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(10,11,14,0.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header::after{content:"";position:absolute;left:18%;right:18%;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,rgba(214,255,63,0.6),transparent);pointer-events:none}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{width:9px;height:9px;border-radius:2px;background:var(--brand);box-shadow:0 0 12px rgba(214,255,63,0.65)}
.brand-text{display:flex;align-items:baseline;gap:7px;white-space:nowrap}
.brand-text strong{font-size:20px;font-weight:800;color:var(--brand);letter-spacing:-0.02em}
.brand-text em{font-style:normal;font-size:12px;font-weight:600;color:var(--text-3);letter-spacing:0.14em}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{position:relative;font-size:15px;color:var(--text-2);padding:6px 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand);border-radius:2px;transition:width .18s var(--ease)}
.nav-links a:hover{color:var(--accent)}
.nav-links a:hover::after{width:100%;background:var(--accent)}
.nav-links a.active{color:var(--text-1)}
.nav-links a.active::after{width:100%;box-shadow:0 0 12px rgba(214,255,63,0.6)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:16px;height:1.5px;background:var(--text-1);border-radius:2px}
.nav-toggle:hover{border-color:rgba(47,227,208,0.5)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;padding:13px 24px;transition:all .16s var(--ease);white-space:nowrap}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-primary{background:var(--brand);color:var(--brand-ink);box-shadow:0 10px 26px -16px rgba(214,255,63,0.8)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--text-1)}
.btn-ghost:hover{border-color:rgba(47,227,208,0.6);color:var(--accent)}
.btn-block{width:100%}
.btn-text{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--text-1)}
.btn-text span.arrow{transition:transform .16s var(--ease);color:var(--brand)}
.btn-text:hover{color:var(--brand)}
.btn-text:hover span.arrow{transform:translateX(4px)}

/* ============ 页头 / 面包屑 ============ */
.page-head{position:relative;overflow:hidden;background:var(--bg-1);border-bottom:1px solid var(--line);padding:56px 0 48px}
.page-head::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);background-size:48px 48px;pointer-events:none}
.page-head::after{content:"";position:absolute;top:-60px;right:-60px;width:220px;height:220px;background:linear-gradient(135deg,rgba(214,255,63,0.16),transparent 70%);transform:rotate(18deg);pointer-events:none}
.page-head .container{position:relative;z-index:1}
.cms-breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);font-family:var(--mono);flex-wrap:wrap;margin-bottom:22px}
.cms-breadcrumb a{color:var(--text-3)}
.cms-breadcrumb a:hover{color:var(--accent)}
.cms-breadcrumb .sep{opacity:.5}
.cms-breadcrumb .current{color:var(--accent);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.page-title{font-size:clamp(32px,5vw,56px);line-height:1.1;font-weight:800;letter-spacing:-0.02em}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:22px;font-size:13px;color:var(--text-3);font-family:var(--mono)}
.meta-row .divider{width:1px;height:12px;background:var(--line)}
.chip{display:inline-flex;align-items:center;gap:6px;border-radius:999px;border:1px solid var(--line);padding:5px 12px;font-size:12px;font-weight:600;color:var(--text-2);letter-spacing:0.02em}
.chip-accent{background:var(--brand);color:var(--brand-ink);border-color:transparent}
.chip:hover{border-color:rgba(47,227,208,0.55);color:var(--accent)}
.dot-spark{width:6px;height:6px;border-radius:50%;background:var(--spark);box-shadow:0 0 8px rgba(255,61,127,0.8)}

/* ============ 正文布局 ============ */
.article-section{padding:72px 0 0}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:56px;justify-content:center;align-items:start}

.article-body{font-size:17px;line-height:1.9;color:#C9D0DA}
.article-body p{margin-bottom:1.4em}
.article-body h2{font-size:clamp(24px,3vw,32px);line-height:1.3;font-weight:700;margin:48px 0 20px;padding-left:16px;border-left:3px solid var(--brand)}
.article-body h3{font-size:20px;font-weight:600;margin:34px 0 14px;color:var(--text-1)}
.article-body h4{font-size:17px;font-weight:600;margin:26px 0 12px;color:var(--text-1)}
.article-body a{color:var(--accent);border-bottom:1px solid rgba(47,227,208,0.35)}
.article-body a:hover{border-bottom-color:var(--accent)}
.article-body strong{color:var(--text-1);font-weight:600}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:0}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:2px;top:0.75em;width:7px;height:7px;border-radius:2px;background:var(--brand)}
.article-body ol{counter-reset:item}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:10px;counter-increment:item}
.article-body ol li::before{content:counter(item,decimal-leading-zero);position:absolute;left:0;top:0;font-family:var(--mono);font-size:13px;color:var(--brand);letter-spacing:0.04em;line-height:2.4}
.article-body blockquote{margin:28px 0;padding:4px 0 4px 20px;border-left:3px solid var(--accent);font-size:18px;line-height:1.75;color:var(--text-1)}
.article-body img{width:100%;border-radius:12px;margin:26px 0 10px}
.article-body figcaption{font-size:12px;color:var(--text-3);text-align:center;margin-bottom:26px}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th{border-bottom:1px solid rgba(214,255,63,0.4);text-align:left;padding:12px 14px;color:var(--text-1);font-weight:600}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,0.015)}
.article-body pre,.article-body code{font-family:var(--mono)}
.article-body pre{background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7;margin:22px 0}
.article-body code{background:var(--bg-2);border-radius:6px;padding:2px 6px;font-size:14px;color:var(--accent)}
.article-body pre code{background:none;padding:0;color:var(--text-2)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}

.empty-state{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;padding:56px 20px;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-card)}
.empty-icon{width:46px;height:46px;border-radius:50%;border:1px solid rgba(47,227,208,0.5);color:var(--accent);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:18px}
.empty-state p{font-size:15px;color:var(--text-2)}

/* ============ 侧栏 ============ */
.article-side{display:flex;flex-direction:column;gap:24px;position:sticky;top:96px}
.side-card{background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-card)}
.side-card h3{font-size:15px;font-weight:600;color:var(--text-1);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.hot-list li+li{border-top:1px solid var(--line)}
.hot-list li a{display:flex;gap:12px;padding:14px 0;font-size:14px;line-height:1.65;color:var(--text-2)}
.hot-list li a:hover{color:var(--accent)}
.hot-list .idx{font-family:var(--mono);font-size:12px;color:var(--brand);padding-top:2px}
.sub-form{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.field{width:100%;background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:13px 16px;font-size:15px;color:var(--text-1);font-family:inherit;transition:all .16s var(--ease)}
.field::placeholder{color:var(--text-3)}
.field:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(47,227,208,0.12)}
.form-hint{font-size:12px;color:var(--text-3);line-height:1.7}
.form-msg{font-size:12px;min-height:16px;color:var(--accent)}
.form-msg.error{color:var(--spark)}

/* ============ 标签行 / CTA / 相关推荐 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:48px 0 8px;padding-top:28px;border-top:1px solid var(--line)}
.cta-panel{position:relative;overflow:hidden;margin:40px 0 0;padding:36px;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card)}
.cta-panel::after{content:"";position:absolute;top:0;right:0;width:120px;height:120px;background:linear-gradient(135deg,rgba(214,255,63,0.14),transparent 70%);border-radius:0 0 0 120px;pointer-events:none}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3}
.cta-panel p{margin-top:12px;font-size:15px;color:var(--text-2);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}

.related-section{padding:88px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25}
.eyebrow{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:0.16em;color:var(--brand);text-transform:uppercase;margin-bottom:12px;display:block}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{display:flex;flex-direction:column;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);transition:transform .16s var(--ease),box-shadow .16s var(--ease),border-color .16s var(--ease)}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover),var(--glow);border-color:rgba(47,227,208,0.35)}
.card-media{aspect-ratio:16/10;overflow:hidden;background:var(--bg-1)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:17px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-family:var(--mono);font-size:12px;color:var(--text-3);padding-top:14px;border-top:1px solid var(--line)}
.card-foot .arrow{color:var(--brand);transition:transform .16s var(--ease)}
.card:hover .card-foot .arrow{transform:translateX(4px)}

/* ============ 页脚 ============ */
.site-footer{margin-top:96px;padding:64px 0 28px;border-top:1px solid var(--line);background:var(--bg-0)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:18px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--brand);border-radius:2px}
.footer-col ul li{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:10px}
.footer-col ul li a{color:var(--text-2)}
.footer-col ul li a:hover{color:var(--accent)}
.footer-note{font-size:14px;color:var(--text-3);line-height:1.85;max-width:320px}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-family:var(--mono);font-size:12px;color:var(--text-3)}

/* ============ 移动抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:80;background:rgba(10,11,14,0.96);backdrop-filter:blur(10px);display:none}
.drawer.open{display:block}
.drawer-panel{max-width:420px;margin:0 auto;padding:24px clamp(20px,5vw,40px) 40px;height:100%;display:flex;flex-direction:column;gap:26px}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;font-size:20px;color:var(--text-1)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{padding:16px 0;font-size:17px;color:var(--text-1);border-bottom:1px solid var(--line)}
.drawer-nav a.active{color:var(--brand);box-shadow:inset 4px 0 0 var(--brand);padding-left:14px}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .article-side .side-card{flex:1 1 300px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  .header-inner{height:60px}
  .brand-text strong{font-size:18px}
  .brand-text em{font-size:11px;letter-spacing:0.1em}
  .page-head{padding:36px 0 32px}
  .article-section{padding:44px 0 0}
  .article-body{font-size:16.5px}
  .cta-panel{padding:26px}
  .related-section{padding:60px 0 0}
  .site-footer{margin-top:64px;padding-top:48px}
  .header-actions .btn-sm{display:none}
}
@media (max-width:520px){
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .article-side{flex-direction:column}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .meta-row{gap:10px;font-size:12px}
  .cms-breadcrumb .current{white-space:normal}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
    --bg-0:#0A0B0E;
    --bg-1:#12151A;
    --bg-2:#1A1E25;
    --line:rgba(255,255,255,.08);
    --brand:#D6FF3F;
    --brand-ink:#0A0B0E;
    --accent:#2FE3D0;
    --spark:#FF3D7F;
    --text-1:#F2F4F7;
    --text-2:#A8B0BD;
    --text-3:#6B7280;
    --glow:0 0 0 1px rgba(214,255,63,.35),0 0 24px -6px rgba(214,255,63,.45);
    --r-card:14px;
    --r-lg:18px;
    --r-btn:10px;
    --shadow-card:inset 0 1px 0 rgba(255,255,255,.04),0 12px 32px -20px #000;
    --ease:cubic-bezier(.2,.7,.3,1);
    --mono:"SF Mono","JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg-0);
    color:var(--text-2);
    font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    pointer-events:none;
    z-index:0;
    background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
    background-size:48px 48px;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color .14s var(--ease),border-color .14s var(--ease);}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  button{font-family:inherit;}
  :focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-left:clamp(20px,5vw,64px);
    padding-right:clamp(20px,5vw,64px);
    position:relative;
    z-index:1;
  }

  /* ---------- 顶栏 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(10,11,14,.92);
    backdrop-filter:blur(8px);
    -webkit-backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  .site-header::after{
    content:"";
    position:absolute;
    left:18%;
    right:18%;
    bottom:-1px;
    height:1px;
    background:var(--brand);
    opacity:.6;
  }
  .header-inner{
    height:72px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
  }
  .brand{display:inline-flex;align-items:center;gap:10px;}
  .brand-mark{
    width:12px;height:12px;border-radius:3px;
    background:var(--brand);
    box-shadow:var(--glow);
    flex:none;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.1;}
  .brand-text strong{color:var(--brand);font-size:17px;font-weight:800;letter-spacing:.02em;}
  .brand-text em{font-style:normal;color:var(--text-3);font-size:11px;letter-spacing:.16em;font-family:var(--mono);text-transform:uppercase;}

  .nav-links{display:flex;align-items:center;gap:28px;}
  .nav-links a{
    position:relative;
    font-size:15px;
    color:var(--text-2);
    padding:6px 0;
    white-space:nowrap;
  }
  .nav-links a::after{
    content:"";
    position:absolute;
    left:0;right:100%;bottom:0;
    height:2px;
    background:var(--accent);
    transition:right .18s var(--ease);
  }
  .nav-links a:hover{color:var(--accent);}
  .nav-links a:hover::after{right:0;}
  .nav-links a.active{color:var(--text-1);font-weight:600;}
  .nav-links a.active::after{
    right:0;
    background:var(--brand);
    box-shadow:0 0 12px rgba(214,255,63,.65);
  }

  .header-actions{display:flex;align-items:center;gap:12px;}

  .menu-toggle{
    display:none;
    width:42px;height:42px;
    border:1px solid var(--line);
    border-radius:var(--r-btn);
    background:var(--bg-2);
    cursor:pointer;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:4px;
    padding:0;
  }
  .menu-toggle span{
    display:block;width:16px;height:2px;background:var(--text-1);border-radius:2px;
    transition:transform .16s var(--ease),opacity .16s var(--ease);
  }
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

  .drawer{
    position:fixed;
    inset:0;
    z-index:70;
    background:rgba(10,11,14,.97);
    display:flex;
    flex-direction:column;
    padding:24px clamp(20px,5vw,40px) 40px;
    overflow-y:auto;
  }
  .drawer[hidden]{display:none;}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px;}
  .drawer-close{
    width:42px;height:42px;border-radius:var(--r-btn);
    border:1px solid var(--line);background:var(--bg-2);color:var(--text-1);
    font-size:20px;line-height:1;cursor:pointer;
  }
  .drawer-nav{display:flex;flex-direction:column;}
  .drawer-nav a{
    padding:18px 0;
    font-size:18px;
    color:var(--text-2);
    border-bottom:1px solid var(--line);
  }
  .drawer-nav a.active{color:var(--text-1);font-weight:600;padding-left:12px;border-left:3px solid var(--brand);box-shadow:-4px 0 18px -8px rgba(214,255,63,.7);}
  .drawer-cta{margin-top:32px;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    border-radius:var(--r-btn);
    padding:13px 24px;
    font-size:15px;
    font-weight:600;
    line-height:1;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .14s var(--ease),background .14s var(--ease),color .14s var(--ease),border-color .14s var(--ease),box-shadow .14s var(--ease),filter .14s var(--ease);
  }
  .btn-sm{padding:10px 18px;font-size:14px;}
  .btn-primary{background:var(--brand);color:var(--brand-ink);}
  .btn-primary:hover{filter:brightness(1.06);box-shadow:0 0 0 1px rgba(214,255,63,.35),0 0 24px -8px rgba(214,255,63,.55);}
  .btn-primary:active{transform:translateY(1px);}
  .btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line);}
  .btn-ghost:hover{color:var(--accent);border-color:rgba(47,227,208,.6);}
  .btn-ghost:active{transform:translateY(1px);}
  .btn-text{
    display:inline-flex;align-items:center;gap:8px;
    color:var(--accent);font-size:14px;font-weight:600;
    background:none;border:none;padding:0;cursor:pointer;
  }
  .btn-text .arrow{transition:transform .16s var(--ease);}
  .btn-text:hover .arrow{transform:translateX(4px);}

  /* ---------- 徽章 ---------- */
  .chip{
    display:inline-flex;align-items:center;gap:6px;
    border:1px solid var(--line);
    border-radius:999px;
    padding:5px 12px;
    font-size:12px;
    color:var(--text-2);
    background:rgba(255,255,255,.02);
  }
  .chip-brand{background:var(--brand);color:var(--brand-ink);border-color:transparent;font-weight:700;}
  .chip-mono{font-family:var(--mono);letter-spacing:.06em;}
  .dot-spark{width:6px;height:6px;border-radius:999px;background:var(--spark);display:inline-block;}

  /* ---------- 面包屑 ---------- */
  .breadcrumb{
    display:flex;align-items:center;gap:8px;
    font-size:13px;color:var(--text-3);font-family:var(--mono);
    margin-bottom:20px;flex-wrap:wrap;
  }
  .breadcrumb a{color:var(--text-3);}
  .breadcrumb a:hover{color:var(--accent);}
  .breadcrumb .sep{color:rgba(255,255,255,.18);}
  .breadcrumb .current{color:var(--accent);}

  /* ---------- Hero ---------- */
  .page-hero{
    position:relative;
    background:var(--bg-0);
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
  .page-hero::after{
    content:"";
    position:absolute;
    top:-90px;right:-70px;
    width:260px;height:260px;
    background:linear-gradient(135deg,rgba(214,255,63,.16),transparent 62%);
    transform:rotate(18deg);
    pointer-events:none;
  }
  .page-hero-inner{
    display:grid;
    grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
    gap:48px;
    align-items:center;
    padding-top:clamp(28px,4vw,48px);
    padding-bottom:clamp(28px,4vw,48px);
    min-height:360px;
  }
  .hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
  .page-hero h1{
    font-size:clamp(30px,4.2vw,44px);
    line-height:1.15;
    font-weight:800;
    letter-spacing:-.02em;
    color:var(--text-1);
  }
  .hero-lead{
    margin-top:16px;
    font-size:17px;
    line-height:1.75;
    color:var(--text-2);
    max-width:620px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
  .hero-media{
    border-radius:var(--r-lg);
    border:1px solid rgba(214,255,63,.28);
    overflow:hidden;
    background:var(--bg-1);
    transition:transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
  .hero-media:hover{transform:translateY(-4px);box-shadow:0 0 0 1px rgba(214,255,63,.35),0 18px 40px -24px rgba(214,255,63,.5);}

  /* ---------- 通用板块 ---------- */
  .section{padding:clamp(56px,8vw,96px) 0;}
  .section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .section-head{margin-bottom:clamp(32px,4vw,48px);max-width:760px;}
  .eyebrow{
    font-size:12px;font-weight:600;letter-spacing:.16em;
    text-transform:uppercase;color:var(--text-3);
    font-family:var(--mono);margin-bottom:12px;display:block;
  }
  h2{
    font-size:clamp(24px,3vw,34px);
    line-height:1.25;
    font-weight:700;
    letter-spacing:-.01em;
    color:var(--text-1);
  }
  .section-sub{margin-top:14px;font-size:16px;color:var(--text-2);max-width:680px;}

  /* ---------- 准备事项 ---------- */
  .prep-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
  }
  .prep-item{
    background:var(--bg-2);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:26px 24px;
    box-shadow:var(--shadow-card);
    transition:transform .16s var(--ease),border-color .16s var(--ease);
  }
  .prep-item:hover{transform:translateY(-2px);border-color:rgba(47,227,208,.32);}
  .prep-num{
    font-family:var(--mono);
    font-size:13px;
    color:var(--brand);
    letter-spacing:.1em;
    display:block;
    margin-bottom:14px;
  }
  .prep-item h3{font-size:18px;font-weight:600;color:var(--text-1);margin-bottom:10px;}
  .prep-item p{font-size:15px;line-height:1.8;color:var(--text-2);}

  /* ---------- 时间线 ---------- */
  .timeline{position:relative;}
  .timeline::before{
    content:"";
    position:absolute;
    left:19px;
    top:12px;
    bottom:12px;
    width:2px;
    background:linear-gradient(180deg,rgba(214,255,63,.9),rgba(214,255,63,.08));
  }
  .tl-item{position:relative;padding-left:72px;padding-bottom:44px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-node{
    position:absolute;
    left:0;top:0;
    width:40px;height:40px;
    border-radius:999px;
    background:var(--bg-1);
    border:1px solid rgba(214,255,63,.5);
    display:flex;align-items:center;justify-content:center;
    font-family:var(--mono);
    font-size:13px;
    color:var(--brand);
    box-shadow:0 0 18px -6px rgba(214,255,63,.5);
  }
  .tl-body{
    background:var(--bg-2);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:24px 26px;
    box-shadow:var(--shadow-card);
    transition:border-color .16s var(--ease),transform .16s var(--ease);
  }
  .tl-body:hover{border-color:rgba(47,227,208,.32);transform:translateY(-2px);}
  .tl-body h3{font-size:19px;font-weight:600;color:var(--text-1);margin-bottom:10px;}
  .tl-body p{font-size:15.5px;line-height:1.85;color:var(--text-2);}
  .tl-body p + p{margin-top:8px;}
  .tl-meta{
    margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;
  }
  .tl-meta .chip{font-family:var(--mono);font-size:11.5px;}

  /* ---------- 提示条 ---------- */
  .note-bar{
    margin-top:40px;
    background:var(--bg-2);
    border:1px solid var(--line);
    border-left:3px solid var(--brand);
    border-radius:var(--r-card);
    padding:24px 26px;
    display:flex;
    gap:20px;
    align-items:flex-start;
  }
  .note-bar h3{font-size:17px;font-weight:600;color:var(--text-1);margin-bottom:8px;}
  .note-bar p{font-size:15px;line-height:1.8;color:var(--text-2);}
  .note-icon{
    flex:none;width:36px;height:36px;border-radius:10px;
    border:1px solid rgba(214,255,63,.4);
    display:flex;align-items:center;justify-content:center;
    color:var(--brand);font-family:var(--mono);font-size:15px;
  }

  /* ---------- 常见疑问（问答卡） ---------- */
  .qa-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
  }
  .qa-card{
    background:var(--bg-1);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:26px 24px;
    box-shadow:var(--shadow-card);
    transition:transform .16s var(--ease),border-color .16s var(--ease);
  }
  .qa-card:hover{transform:translateY(-2px);border-color:rgba(47,227,208,.32);}
  .qa-card h3{font-size:17px;font-weight:600;color:var(--text-1);margin:14px 0 10px;}
  .qa-card p{font-size:15px;line-height:1.85;color:var(--text-2);}

  /* ---------- CTA ---------- */
  .cta-panel{
    position:relative;
    background:var(--bg-1);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:clamp(32px,4vw,56px);
    display:grid;
    grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);
    gap:32px;
    align-items:center;
    overflow:hidden;
  }
  .cta-panel::after{
    content:"";
    position:absolute;
    right:-60px;top:-60px;
    width:200px;height:200px;
    background:linear-gradient(135deg,rgba(47,227,208,.16),transparent 65%);
    transform:rotate(20deg);
    pointer-events:none;
  }
  .cta-panel h2{font-size:clamp(22px,2.6vw,30px);}
  .cta-panel p{margin-top:14px;font-size:16px;color:var(--text-2);max-width:520px;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
  .cta-list{margin-top:20px;display:flex;flex-direction:column;gap:8px;}
  .cta-list li{font-size:14px;color:var(--text-3);display:flex;gap:8px;align-items:center;font-family:var(--mono);}

  /* ---------- 页脚 ---------- */
  .site-footer{
    border-top:1px solid var(--line);
    background:var(--bg-0);
    padding:clamp(48px,6vw,80px) 0 32px;
    position:relative;
    z-index:1;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr 1fr;
    gap:40px;
  }
  .footer-col h4{
    font-size:14px;
    font-weight:600;
    color:var(--text-1);
    margin-bottom:18px;
    padding-bottom:10px;
    position:relative;
  }
  .footer-col h4::after{
    content:"";
    position:absolute;left:0;bottom:0;
    width:22px;height:2px;background:var(--brand);
    box-shadow:0 0 12px rgba(214,255,63,.6);
  }
  .footer-col ul{display:flex;flex-direction:column;gap:11px;}
  .footer-col ul li{font-size:14px;color:var(--text-2);line-height:1.7;}
  .footer-col ul a{font-size:14px;color:var(--text-2);}
  .footer-col ul a:hover{color:var(--accent);}
  .footer-note{font-size:14px;line-height:1.8;color:var(--text-2);max-width:320px;}
  .footer-bottom{
    margin-top:48px;
    padding-top:24px;
    border-top:1px solid var(--line);
    display:flex;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:12px;
    font-size:13px;
    color:var(--text-3);
    font-family:var(--mono);
  }

  /* ---------- 动效 ---------- */
  .reveal{opacity:0;transform:translateY(8px);}
  .reveal.is-in{
    opacity:1;transform:none;
    transition:opacity .24s var(--ease),transform .24s var(--ease);
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1023px){
    .nav-links{display:none;}
    .menu-toggle{display:flex;}
    .header-inner{height:60px;}
    .page-hero-inner{grid-template-columns:1fr;gap:32px;min-height:0;}
    .hero-media{order:2;}
    .prep-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .qa-grid{grid-template-columns:1fr;}
    .cta-panel{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  }
  @media (max-width:640px){
    .header-actions .btn{display:none;}
    .hero-actions .btn{width:100%;}
    .prep-grid{grid-template-columns:1fr;}
    .tl-item{padding-left:58px;padding-bottom:36px;}
    .timeline::before{left:15px;}
    .tl-node{width:32px;height:32px;font-size:11.5px;}
    .tl-body{padding:20px 18px;}
    .note-bar{flex-direction:column;gap:14px;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .cta-actions .btn{width:100%;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
    .reveal{opacity:1;transform:none;}
    html{scroll-behavior:auto;}
  }

/* roulang page: category3 */
:root{
  --bg-0:#0A0B0E;
  --bg-1:#12151A;
  --bg-2:#1A1E25;
  --line:rgba(255,255,255,0.08);
  --brand:#D6FF3F;
  --brand-ink:#0A0B0E;
  --accent:#2FE3D0;
  --spark:#FF3D7F;
  --text-1:#F2F4F7;
  --text-2:#A8B0BD;
  --text-3:#6B7280;
  --glow:0 0 0 1px rgba(214,255,63,0.35), 0 0 24px -6px rgba(214,255,63,0.45);
  --shadow-card:inset 0 1px 0 rgba(255,255,255,0.04), 0 12px 32px -20px #000;
  --shadow-hover:inset 0 1px 0 rgba(255,255,255,0.05), 0 18px 40px -22px #000, 0 0 0 1px rgba(214,255,63,0.3);
  --r-card:14px;
  --r-img:18px;
  --r-btn:10px;
  --mono:"SF Mono","JetBrains Mono",ui-monospace,"Menlo",monospace;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-2);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--text-1);font-weight:700}
h1{font-size:clamp(32px,5vw,56px);line-height:1.1;letter-spacing:-0.02em;font-weight:800}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25}
h3{font-size:20px;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:var(--brand);color:var(--brand-ink)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 clamp(20px,5vw,64px)}
.mono{font-family:var(--mono)}
.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  font-weight:600;
  letter-spacing:.16em;
  color:var(--accent);
  text-transform:uppercase;
}
.eyebrow-cn{font-family:inherit;font-size:12px;font-weight:600;letter-spacing:0;color:var(--accent)}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,11,14,0.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,rgba(214,255,63,0) 0%,rgba(214,255,63,0.6) 30%,rgba(214,255,63,0.6) 70%,rgba(214,255,63,0) 100%);
  pointer-events:none;
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:26px;height:26px;border-radius:8px;background:var(--brand);
  box-shadow:var(--glow);position:relative;flex-shrink:0;
}
.brand-mark::after{content:"";position:absolute;inset:7px;border-radius:3px;background:var(--brand-ink)}
.brand-text{display:flex;flex-direction:column;line-height:1.08}
.brand-text strong{color:var(--brand);font-size:19px;font-weight:800;letter-spacing:.01em}
.brand-text em{font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--text-3)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 0;
  transition:color .16s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:var(--accent);transition:width .16s var(--ease);
}
.nav-links a:hover{color:var(--accent)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--text-1)}
.nav-links a.active::after{
  width:100%;background:var(--brand);
  box-shadow:0 0 12px -2px rgba(214,255,63,0.7);
  animation:pulseLine 2.6s var(--ease) infinite;
}
@keyframes pulseLine{
  0%,100%{opacity:.85}
  50%{opacity:1;box-shadow:0 0 16px -1px rgba(214,255,63,0.85)}
}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;
  align-items:center;justify-content:center;background:var(--bg-2);
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text-1);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-1);
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}

/* 主按钮 / 次按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);
  padding:11px 22px;
  font-size:15px;font-weight:600;
  white-space:nowrap;
  transition:transform .12s var(--ease),background .16s var(--ease),color .16s var(--ease),box-shadow .16s var(--ease),border-color .16s var(--ease);
}
.btn-primary{background:var(--brand);color:var(--brand-ink)}
.btn-primary:hover{background:#e2ff66;box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;color:var(--text-1);border:1px solid var(--line);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--accent);
  font-size:15px;font-weight:600;padding:4px 0;
}
.btn-text .arrow{transition:transform .16s var(--ease)}
.btn-text:hover .arrow{transform:translateX(4px)}

/* 移动抽屉 */
.nav-drawer{
  display:none;
  position:fixed;inset:0;z-index:70;
  background:rgba(10,11,14,0.98);
  padding:24px clamp(20px,5vw,40px) 40px;
  overflow-y:auto;
}
.nav-drawer.open{display:block}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.drawer-close{
  width:40px;height:40px;border:1px solid var(--line);border-radius:10px;
  color:var(--text-1);font-size:20px;line-height:1;background:var(--bg-2);
}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 4px;font-size:17px;color:var(--text-1);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--brand)}
.drawer-nav a.active::before{
  content:"";width:4px;height:18px;border-radius:2px;background:var(--brand);
  box-shadow:var(--glow);margin-right:10px;
}
.drawer-cta{margin-top:24px}
.drawer-cta .btn{width:100%}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  background:var(--bg-1);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center right;
  opacity:.18;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;top:0;right:0;width:180px;height:180px;
  background:linear-gradient(225deg,rgba(214,255,63,.22),rgba(214,255,63,0) 62%);
  clip-path:polygon(100% 0,0 0,100% 100%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:64px 0 56px}
.hero-grid{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:center}
.hero-copy h1{margin:14px 0 16px}
.hero-lead{font-size:18px;line-height:1.7;color:var(--text-2);max-width:620px}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:999px;border:1px solid var(--line);
  padding:5px 13px;font-size:12px;font-weight:600;color:var(--text-2);
  background:rgba(255,255,255,0.02);
}
.chip-brand{background:var(--brand);color:var(--brand-ink);border-color:transparent}
.chip-dot{width:6px;height:6px;border-radius:50%;background:var(--spark)}
.hero-figure{
  border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(214,255,63,.45);
  box-shadow:var(--shadow-card);aspect-ratio:4/3;background:var(--bg-2);
  transition:transform .16s var(--ease),box-shadow .16s var(--ease);
}
.hero-figure:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-bottom:6px;
}
.breadcrumb a{color:var(--text-3);transition:color .16s var(--ease)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:var(--text-3)}
.breadcrumb .current{color:var(--accent);font-family:var(--mono);font-size:13px}

/* ============ 板块 ============ */
.section{padding:96px 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-head p{margin-top:10px;color:var(--text-2);max-width:640px}
.section-head .eyebrow{margin-bottom:10px;display:block}

/* 统计条 */
.stats-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--bg-2);box-shadow:var(--shadow-card);overflow:hidden;
}
.stat-item{padding:24px 22px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-num{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--brand);letter-spacing:-.01em}
.stat-label{font-size:12px;color:var(--text-3);margin-top:6px;letter-spacing:.04em}

/* 规格表 */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2);
  overflow:hidden;box-shadow:var(--shadow-card);
}
.spec-table{width:100%;border-collapse:collapse;text-align:left}
.spec-table thead th{
  font-family:var(--mono);font-size:12px;font-weight:600;color:var(--text-3);
  letter-spacing:.08em;padding:16px 20px;border-bottom:1px solid var(--line);
  background:rgba(255,255,255,0.02);white-space:nowrap;
}
.spec-table tbody td{
  padding:18px 20px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);vertical-align:middle;
}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table tbody tr{transition:background .14s var(--ease)}
.spec-table tbody tr:hover{background:rgba(255,255,255,0.04)}
.spec-table .v-name{color:var(--text-1);font-weight:600}
.spec-table .v-time{font-family:var(--mono);color:var(--text-3);font-size:14px}
.spec-table .v-size{font-family:var(--mono);color:var(--text-2)}
.tag-os{
  display:inline-block;font-size:12px;padding:3px 10px;border-radius:999px;
  border:1px solid var(--line);color:var(--text-2);white-space:nowrap;
}
.tag-new{
  display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;
  color:var(--spark);margin-left:8px;
}
.tag-new::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--spark)}
.btn-mini{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:7px 16px;border-radius:var(--r-btn);border:1px solid var(--line);color:var(--text-1);
  transition:all .16s var(--ease);white-space:nowrap;
}
.btn-mini:hover{background:var(--brand);color:var(--brand-ink);border-color:transparent;box-shadow:var(--glow)}
.table-note{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7}

/* 运行环境卡片 */
.env-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.env-card{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2);
  padding:24px 22px;box-shadow:var(--shadow-card);
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),border-color .16s var(--ease);
}
.env-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(47,227,208,.35)}
.env-num{font-family:var(--mono);font-size:12px;color:var(--brand);letter-spacing:.12em}
.env-card h3{margin:12px 0 10px;font-size:17px}
.env-card p{font-size:14px;line-height:1.8;color:var(--text-2)}

/* FAQ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);position:relative}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px 22px 0;text-align:left;font-size:16px;font-weight:600;color:var(--text-1);
  transition:color .16s var(--ease);
}
.faq-q:hover{color:var(--accent)}
.faq-icon{
  flex-shrink:0;width:24px;height:24px;border:1px solid var(--line);border-radius:6px;
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:14px;color:var(--accent);
  transition:transform .16s var(--ease),border-color .16s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(180deg);border-color:var(--accent)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .22s var(--ease);
  padding-left:0;
}
.faq-item.open .faq-a{padding-left:16px;border-left:2px solid var(--brand)}
.faq-a p{font-size:15px;line-height:1.8;color:var(--text-2);padding:0 0 22px 0;max-width:820px}

/* CTA 面板 */
.cta-panel{
  position:relative;border:1px solid var(--line);border-radius:var(--r-img);
  background:var(--bg-1);padding:clamp(28px,4vw,52px);overflow:hidden;
  display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;top:-60px;right:-60px;width:220px;height:220px;
  background:radial-gradient(circle,rgba(214,255,63,.18),transparent 68%);
  pointer-events:none;
}
.cta-panel::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,rgba(214,255,63,0),var(--brand),rgba(214,255,63,0));
  opacity:.7;
}
.cta-panel h2{margin-bottom:12px}
.cta-panel p{font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:2}
.cta-actions .btn{width:100%}
.cta-hint{font-size:12px;color:var(--text-3);line-height:1.7}

/* 相关分类卡 */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.related-card{
  display:flex;gap:20px;align-items:center;
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2);
  padding:22px;box-shadow:var(--shadow-card);
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),border-color .16s var(--ease);
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(214,255,63,.35)}
.related-thumb{
  width:96px;height:72px;border-radius:12px;overflow:hidden;flex-shrink:0;
  border:1px solid var(--line);background:var(--bg-0);
}
.related-thumb img{width:100%;height:100%;object-fit:cover}
.related-card h3{font-size:17px;margin-bottom:6px}
.related-card p{font-size:13px;color:var(--text-2);line-height:1.7}
.related-arrow{margin-left:auto;color:var(--accent);font-family:var(--mono);flex-shrink:0}

/* ============ 页脚 ============ */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-0);
  padding:72px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:18px;
  position:relative;padding-bottom:10px;
}
.footer-col h4::after{
  content:"";position:absolute;left:0;bottom:0;width:22px;height:2px;
  background:var(--brand);box-shadow:0 0 10px -2px rgba(214,255,63,.7);
}
.footer-col ul li{font-size:14px;color:var(--text-2);margin-bottom:10px;line-height:1.7}
.footer-col ul li a{color:var(--text-2);transition:color .16s var(--ease)}
.footer-col ul li a:hover{color:var(--accent)}
.footer-note{font-size:13px;color:var(--text-3);line-height:1.8;max-width:300px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);font-family:var(--mono);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-links{gap:20px}
  .nav-links a{font-size:14px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-figure{max-width:520px}
  .stats-strip{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line)}
  .env-grid{grid-template-columns:repeat(2,1fr)}
  .cta-panel{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:76px 0}
}
@media (max-width:768px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-wrap{min-height:60px}
  .nav-actions .btn-primary{display:none}
  .hero-inner{padding:44px 0 40px}
  .section{padding:60px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
  .related-grid{grid-template-columns:1fr}
  .table-wrap{border:0;background:transparent;box-shadow:none;overflow:visible}
  .spec-table thead{display:none}
  .spec-table,.spec-table tbody,.spec-table tr,.spec-table td{display:block;width:100%}
  .spec-table tbody tr{
    border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2);
    padding:8px 16px;margin-bottom:14px;box-shadow:var(--shadow-card);
  }
  .spec-table tbody td{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    border-bottom:1px dashed var(--line);padding:12px 0;font-size:14px;text-align:right;
  }
  .spec-table tbody td:last-child{border-bottom:0;padding-top:14px}
  .spec-table tbody td::before{
    content:attr(data-label);color:var(--text-3);font-size:12px;letter-spacing:.06em;flex-shrink:0;
  }
  .spec-table .btn-mini{width:auto}
}
@media (max-width:520px){
  .stats-strip{grid-template-columns:1fr}
  .stat-item{border-right:0;border-bottom:1px solid var(--line)}
  .stat-item:last-child{border-bottom:0}
  .env-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-figure{aspect-ratio:16/10}
  .related-card{flex-direction:column;align-items:flex-start}
  .related-thumb{width:100%;height:120px}
  .related-arrow{display:none}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --bg-0:#0A0B0E;
  --bg-1:#12151A;
  --bg-2:#1A1E25;
  --line:rgba(255,255,255,.08);
  --brand:#D6FF3F;
  --brand-ink:#0A0B0E;
  --accent:#2FE3D0;
  --spark:#FF3D7F;
  --text-1:#F2F4F7;
  --text-2:#A8B0BD;
  --text-3:#6B7280;
  --glow:0 0 0 1px rgba(214,255,63,.35), 0 0 24px -6px rgba(214,255,63,.45);
  --radius-card:14px;
  --radius-lg:18px;
  --radius-btn:10px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.04), 0 12px 32px -20px #000;
  --shadow-hover:inset 0 1px 0 rgba(255,255,255,.05), 0 18px 42px -22px #000;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-body:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"SF Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
  background-color:var(--bg-0);
  background-image:linear-gradient(rgba(255,255,255,.026) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px);
  background-size:48px 48px,48px 48px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--accent);text-decoration:none;transition:color .14s var(--ease);}
a:hover{color:var(--brand);}
h1,h2,h3,h4{color:var(--text-1);margin:0;font-weight:700;line-height:1.25;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(214,255,63,.28);color:var(--text-1);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--bg-0);}
::-webkit-scrollbar-thumb{background:#232833;border-radius:999px;border:2px solid var(--bg-0);}
::-webkit-scrollbar-thumb:hover{background:#2f3644;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:clamp(20px,5vw,64px);padding-right:clamp(20px,5vw,64px);}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
.section{padding-top:clamp(56px,7vw,104px);padding-bottom:clamp(56px,7vw,104px);}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3vw,36px);letter-spacing:-.01em;}
.section-head p{margin-top:10px;max-width:640px;color:var(--text-2);font-size:16px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;box-shadow:0 0 12px rgba(214,255,63,.6);}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(10,11,14,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,rgba(214,255,63,0) 0%,rgba(214,255,63,.6) 50%,rgba(214,255,63,0) 100%);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;}
.brand-mark{position:relative;width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--accent));box-shadow:var(--glow);flex:none;}
.brand-mark::after{content:"";position:absolute;inset:7px;border:2px solid rgba(10,11,14,.78);border-radius:4px;}
.brand-text{display:flex;flex-direction:column;line-height:1.08;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--brand);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-family:var(--font-mono);font-size:11px;color:var(--text-3);letter-spacing:.08em;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{position:relative;padding:10px 14px;font-size:15px;color:var(--text-2);border-radius:8px;text-decoration:none;transition:color .14s var(--ease);}
.nav-links a::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .16s var(--ease);}
.nav-links a:hover{color:var(--accent);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--text-1);}
.nav-links a.active::after{background:var(--brand);box-shadow:0 0 12px rgba(214,255,63,.75);transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:all .14s var(--ease);white-space:nowrap;}
.btn-primary{background:var(--brand);color:var(--brand-ink);}
.btn-primary:hover{color:var(--brand-ink);filter:brightness(1.06);box-shadow:0 0 26px -6px rgba(214,255,63,.6);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text-1);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-text{display:inline-flex;align-items:center;gap:8px;background:none;border:0;padding:0;color:var(--accent);font-size:15px;font-weight:600;cursor:pointer;}
.btn-text .arrow{transition:transform .16s var(--ease);}
.btn-text:hover{color:var(--brand);}
.btn-text:hover .arrow{transform:translateX(4px);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:var(--bg-2);cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;}

/* drawer */
.drawer{position:fixed;inset:0;z-index:90;background:rgba(10,11,14,.97);backdrop-filter:blur(10px);opacity:0;visibility:hidden;transition:opacity .18s var(--ease),visibility .18s var(--ease);}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{height:100%;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:26px;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.drawer-close{width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:var(--bg-2);color:var(--text-1);font-size:20px;line-height:1;cursor:pointer;}
.drawer-links{display:flex;flex-direction:column;gap:4px;}
.drawer-links a{padding:16px 14px;font-size:17px;color:var(--text-2);border-bottom:1px solid var(--line);border-radius:8px;}
.drawer-links a.active{color:var(--text-1);border-left:4px solid var(--brand);background:linear-gradient(90deg,rgba(214,255,63,.08),transparent);}
.drawer-cta{width:100%;height:50px;}

/* chips & badges */
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;border:1px solid var(--line);font-size:12px;font-weight:600;color:var(--text-2);background:rgba(255,255,255,.02);}
.chip-brand{background:var(--brand);color:var(--brand-ink);border-color:transparent;}
.chip-accent{border-color:rgba(47,227,208,.45);color:var(--accent);}
.dot-spark{width:6px;height:6px;border-radius:50%;background:var(--spark);box-shadow:0 0 10px rgba(255,61,127,.8);display:inline-block;}

/* breadcrumb */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:#39404d;}
.breadcrumb .current{color:var(--accent);}

/* hero */
.cat-hero{position:relative;background:var(--bg-1);border-bottom:1px solid var(--line);overflow:hidden;}
.cat-hero::before{content:"";position:absolute;top:0;right:0;width:280px;height:120px;background:linear-gradient(135deg,rgba(214,255,63,.16),transparent 70%);clip-path:polygon(100% 0,0 0,100% 100%);pointer-events:none;}
.cat-hero-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:clamp(28px,5vw,64px);align-items:center;padding-top:clamp(48px,6vw,78px);padding-bottom:clamp(48px,6vw,78px);min-height:380px;}
.cat-hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(214,255,63,.32);box-shadow:var(--glow);aspect-ratio:4/3;}
.cat-hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.cat-hero-media:hover img{transform:scale(1.03);}
.cat-hero h1{font-size:clamp(28px,3.6vw,42px);font-weight:800;letter-spacing:-.02em;line-height:1.15;margin:16px 0 16px;}
.cat-hero .lead{font-size:17px;line-height:1.75;color:var(--text-2);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:20px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line);}
.hero-meta div{font-size:13px;color:var(--text-3);}
.hero-meta strong{display:block;font-family:var(--font-mono);font-size:20px;color:var(--brand);font-weight:700;}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--bg-2);box-shadow:var(--shadow-card);overflow:hidden;}
.stat{padding:26px 24px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat strong{display:block;font-family:var(--font-mono);font-size:clamp(24px,3vw,34px);color:var(--brand);font-weight:700;line-height:1.1;}
.stat span{display:block;margin-top:8px;font-size:12px;color:var(--text-3);letter-spacing:.04em;}

/* compare rows */
.cmp-list{display:flex;flex-direction:column;gap:20px;}
.cmp-row{display:grid;grid-template-columns:1fr 1.15fr;gap:0;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--bg-2);box-shadow:var(--shadow-card);overflow:hidden;transition:border-color .16s var(--ease),box-shadow .16s var(--ease),transform .16s var(--ease);}
.cmp-row:hover{border-color:rgba(47,227,208,.35);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.cmp-col{padding:26px 28px;}
.cmp-issue{border-right:1px solid var(--line);background:rgba(255,61,127,.045);}
.cmp-tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--spark);margin-bottom:12px;}
.cmp-tag-accent{color:var(--accent);}
.cmp-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;box-shadow:0 0 10px currentColor;}
.cmp-col h3{font-size:20px;font-weight:600;margin-bottom:10px;}
.cmp-col p{font-size:15px;line-height:1.75;color:var(--text-2);}
.cmp-steps{display:flex;flex-direction:column;gap:10px;}
.cmp-steps li{display:flex;gap:12px;font-size:15px;line-height:1.7;color:var(--text-2);}
.cmp-steps .num{font-family:var(--font-mono);font-size:12px;color:var(--brand);padding-top:4px;flex:none;}

/* checklist */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.check-item{display:flex;gap:14px;align-items:flex-start;padding:20px 22px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--bg-2);box-shadow:var(--shadow-card);transition:border-color .16s var(--ease),transform .16s var(--ease);}
.check-item:hover{border-color:rgba(214,255,63,.35);transform:translateY(-2px);}
.check-icon{flex:none;width:22px;height:22px;border-radius:7px;background:rgba(214,255,63,.14);border:1px solid rgba(214,255,63,.45);display:flex;align-items:center;justify-content:center;margin-top:2px;}
.check-icon svg{width:12px;height:12px;stroke:var(--brand);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}
.check-item h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.check-item p{font-size:14px;line-height:1.7;color:var(--text-3);}
.check-state{flex:none;margin-left:auto;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px rgba(47,227,208,.8);margin-top:8px;}

/* faq */
.faq-wrap{max-width:880px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 4px;font-size:16px;font-weight:600;color:var(--text-1);cursor:pointer;list-style:none;transition:color .14s var(--ease);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand);}
.faq-icon{position:relative;flex:none;width:20px;height:20px;border-radius:50%;border:1px solid var(--line);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--accent);border-radius:2px;transition:transform .16s var(--ease),opacity .16s var(--ease);}
.faq-icon::before{left:5px;right:5px;top:9px;height:2px;}
.faq-icon::after{top:5px;bottom:5px;left:9px;width:2px;}
.faq-item[open] .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-item[open] .faq-icon{transform:rotate(180deg);}
.faq-body{padding:0 4px 24px;border-left:2px solid var(--brand);padding-left:18px;margin-left:2px;}
.faq-body p{font-size:15px;line-height:1.85;color:var(--text-2);}

/* cta */
.cta-panel{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;padding:clamp(28px,4vw,48px);border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--bg-1);overflow:hidden;box-shadow:var(--shadow-card);}
.cta-panel::after{content:"";position:absolute;top:-40px;right:-40px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(214,255,63,.16),transparent 68%);pointer-events:none;}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-panel p{font-size:15px;color:var(--text-2);}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* related */
.rel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.rel-card{display:flex;gap:18px;align-items:center;padding:20px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--bg-2);box-shadow:var(--shadow-card);text-decoration:none;transition:border-color .16s var(--ease),box-shadow .16s var(--ease),transform .16s var(--ease);}
.rel-card:hover{border-color:rgba(47,227,208,.4);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.rel-thumb{flex:none;width:104px;aspect-ratio:16/10;border-radius:12px;overflow:hidden;border:1px solid var(--line);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;}
.rel-card h3{font-size:17px;color:var(--text-1);margin-bottom:6px;}
.rel-card p{font-size:13px;color:var(--text-3);line-height:1.65;}
.rel-arrow{margin-left:auto;color:var(--accent);font-size:18px;flex:none;transition:transform .16s var(--ease);}
.rel-card:hover .rel-arrow{transform:translateX(4px);}

/* footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg-0);padding-top:clamp(48px,6vw,80px);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:44px;}
.footer-col h4{position:relative;font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:18px;padding-bottom:10px;}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:2px;border-radius:2px;background:var(--brand);box-shadow:0 0 12px rgba(214,255,63,.55);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;color:var(--text-3);}
.footer-col ul a{color:var(--text-2);font-size:14px;}
.footer-col ul a:hover{color:var(--accent);}
.footer-note{font-size:14px;line-height:1.8;color:var(--text-3);max-width:340px;}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:20px 0 26px;font-size:13px;color:var(--text-3);font-family:var(--font-mono);}

/* reveal */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .24s var(--ease),transform .24s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .cat-hero-grid{grid-template-columns:1fr;min-height:0;}
  .cat-hero-media{order:-1;max-width:520px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .cta-panel{grid-template-columns:1fr;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
  .cmp-row{grid-template-columns:1fr;}
  .cmp-issue{border-right:0;border-bottom:1px solid var(--line);}
  .check-grid{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .header-inner{height:60px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .stats{grid-template-columns:1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--line);}
  .stat:last-child{border-bottom:0;}
  .cmp-col{padding:20px;}
  .hero-actions .btn{width:100%;}
  .rel-card{flex-direction:column;align-items:flex-start;}
  .rel-thumb{width:100%;}
  .rel-arrow{display:none;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

.reveal{opacity:1;transform:none;}