/* roulang page: index */
:root{
      --bg:#f4f7f5;
      --bg-soft:#eef3ef;
      --surface:#ffffff;
      --surface-2:#f9fbfa;
      --ink:#10201f;
      --muted:#60706d;
      --weak:#8a9894;
      --primary:#102927;
      --primary-2:#173a37;
      --accent:#1bbf9a;
      --accent-deep:#0e8e76;
      --amber:#d89135;
      --warn:#b95743;
      --line:#dce6e2;
      --line-dark:rgba(255,255,255,.16);
      --shadow:0 18px 48px rgba(16,41,39,.10);
      --shadow-sm:0 10px 26px rgba(16,41,39,.08);
      --radius:20px;
      --radius-sm:12px;
      --container:1200px;
      --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--ink);
      background:linear-gradient(180deg,#f6f9f7 0%,var(--bg) 55%,#eef4f2 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(27,191,154,.22)}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .notice{
      background:#0c201f;
      color:#cce7df;
      font-size:13px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .notice .container{
      display:flex;
      justify-content:center;
      gap:12px;
      align-items:center;
      min-height:38px;
      text-align:center;
    }
    .notice b{
      color:#ffd9a0;
      font-weight:700;
      border:1px solid rgba(216,145,53,.42);
      padding:2px 8px;
      border-radius:999px;
      background:rgba(216,145,53,.10);
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(16,41,39,.94);
      backdrop-filter:saturate(130%) blur(12px);
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .nav-wrap{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:220px;
      color:#fff;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      background:
        radial-gradient(circle at 70% 25%,rgba(255,255,255,.55),transparent 18px),
        linear-gradient(135deg,var(--accent),#0d6e63 72%);
      display:grid;place-items:center;
      box-shadow:0 10px 28px rgba(27,191,154,.24);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before,.brand-mark:after{
      content:"";position:absolute;background:rgba(8,35,34,.65);border-radius:6px;
    }
    .brand-mark:before{width:22px;height:5px;transform:rotate(35deg)}
    .brand-mark:after{width:5px;height:22px;transform:rotate(35deg)}
    .brand-text{display:flex;flex-direction:column;line-height:1.15}
    .brand-text strong{font-size:17px;letter-spacing:.2px}
    .brand-text span{font-size:12px;color:#9ddfd2;margin-top:4px}
    .main-nav{display:flex;align-items:center;gap:6px}
    .main-nav a{
      color:#dcebe7;
      padding:10px 14px;
      border-radius:999px;
      font-size:15px;
      transition:.22s ease;
      position:relative;
    }
    .main-nav a:hover,.main-nav a:focus{
      background:rgba(255,255,255,.08);
      color:#fff;
      outline:none;
    }
    .main-nav a.active{
      color:#0c211f;
      background:var(--accent);
      font-weight:700;
    }
    .nav-actions{display:flex;gap:10px;align-items:center}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:focus{outline:3px solid rgba(27,191,154,.25);outline-offset:2px}
    .btn-primary{background:var(--accent);color:#06201d;box-shadow:0 12px 30px rgba(27,191,154,.22)}
    .btn-primary:hover{background:#31d2af;box-shadow:0 18px 36px rgba(27,191,154,.28)}
    .btn-secondary{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.24);color:#eaf6f3}
    .btn-secondary:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.38)}
    .btn-light{background:#fff;color:var(--primary);border-color:var(--line);box-shadow:var(--shadow-sm)}
    .btn-light:hover{border-color:rgba(27,191,154,.45);color:var(--accent-deep)}
    .menu-toggle{
      display:none;
      width:44px;height:44px;border-radius:12px;
      border:1px solid rgba(255,255,255,.2);
      background:rgba(255,255,255,.06);
      color:#fff;
    }
    .menu-toggle span{
      display:block;width:20px;height:2px;background:#fff;margin:5px auto;border-radius:2px;
    }
    .hero{
      position:relative;
      min-height:680px;
      background:
        linear-gradient(90deg,rgba(9,26,25,.92) 0%,rgba(9,26,25,.78) 48%,rgba(9,26,25,.46) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      color:#fff;
      display:flex;
      align-items:center;
      overflow:hidden;
    }
    .hero:after{
      content:"";
      position:absolute;inset:auto -12% -35% auto;
      width:520px;height:520px;border-radius:50%;
      background:radial-gradient(circle,rgba(27,191,154,.24),transparent 65%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;z-index:1;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:54px;
      align-items:center;
      padding:88px 0;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      color:#b7f0e4;
      background:rgba(27,191,154,.12);
      border:1px solid rgba(27,191,154,.32);
      border-radius:999px;
      padding:7px 12px;
      font-size:14px;
      font-weight:700;
    }
    .eyebrow:before{
      content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);
      box-shadow:0 0 0 6px rgba(27,191,154,.12);
    }
    h1,h2,h3,p{margin-top:0}
    .hero h1{
      margin:24px 0 20px;
      font-size:clamp(38px,5.3vw,70px);
      line-height:1.08;
      letter-spacing:-1.5px;
      max-width:780px;
    }
    .hero-lead{
      color:#d9e9e5;
      font-size:18px;
      max-width:720px;
      margin-bottom:28px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0}
    .mini-notes{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
    .mini-note{
      padding:8px 12px;border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.16);
      color:#d8ebe7;
      font-size:13px;
    }
    .score-dashboard{
      background:rgba(10,31,30,.82);
      border:1px solid rgba(255,255,255,.16);
      border-radius:28px;
      box-shadow:0 28px 70px rgba(0,0,0,.32);
      padding:22px;
      backdrop-filter:blur(10px);
    }
    .dash-head{
      display:flex;justify-content:space-between;gap:14px;align-items:flex-start;
      border-bottom:1px solid var(--line-dark);
      padding-bottom:18px;margin-bottom:18px;
    }
    .dash-head h2{font-size:21px;margin:0}
    .dash-head span{font-size:13px;color:#9ecdc5}
    .status-pill,.badge{
      display:inline-flex;align-items:center;gap:6px;
      padding:5px 10px;border-radius:999px;
      font-size:12px;font-weight:800;
      border:1px solid transparent;
      line-height:1.2;
    }
    .status-live{background:rgba(27,191,154,.14);color:#8ff2df;border-color:rgba(27,191,154,.3)}
    .status-end{background:rgba(180,195,191,.14);color:#d6e2df;border-color:rgba(180,195,191,.22)}
    .status-wait{background:rgba(216,145,53,.14);color:#ffd69a;border-color:rgba(216,145,53,.30)}
    .status-review{background:rgba(116,148,172,.16);color:#cde9ff;border-color:rgba(116,148,172,.30)}
    .dash-list{display:grid;gap:14px}
    .dash-row{
      display:grid;
      grid-template-columns:1fr auto 1fr;
      gap:12px;
      align-items:center;
      padding:15px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
    }
    .team{font-weight:800}
    .team.right{text-align:right}
    .score{
      min-width:78px;text-align:center;
      font-family:var(--mono);
      font-size:24px;font-weight:900;
      color:#fff;
      background:rgba(27,191,154,.12);
      border-radius:14px;
      padding:8px 10px;
      border:1px solid rgba(27,191,154,.22);
    }
    .dash-meta{
      display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px;
    }
    .meta-card{
      border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
      padding:14px;
    }
    .meta-card small{display:block;color:#9ecdc5;margin-bottom:4px}
    .meta-card strong{font-size:18px}
    .section{padding:84px 0}
    .section.compact{padding:64px 0}
    .section-dark{
      background:linear-gradient(135deg,#0d2523,#143532 70%,#0b201f);
      color:#fff;
      position:relative;
      overflow:hidden;
    }
    .section-dark:before{
      content:"";position:absolute;inset:0;
      background:radial-gradient(circle at 15% 20%,rgba(27,191,154,.18),transparent 30%),
                 radial-gradient(circle at 90% 70%,rgba(216,145,53,.14),transparent 28%);
      pointer-events:none;
    }
    .section-dark .container{position:relative;z-index:1}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:28px;
      align-items:flex-end;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;
      color:var(--accent-deep);
      font-weight:900;
      letter-spacing:.6px;
      margin-bottom:8px;
    }
    .section-dark .section-kicker{color:#8ff2df}
    .section h2{
      font-size:clamp(28px,3.2vw,44px);
      line-height:1.18;
      margin-bottom:10px;
      letter-spacing:-.5px;
    }
    .section-desc{color:var(--muted);max-width:720px;margin:0}
    .section-dark .section-desc{color:#cce1dd}
    .timeline{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:16px;
      position:relative;
    }
    .timeline:before{
      content:"";position:absolute;left:5%;right:5%;top:34px;height:2px;
      background:linear-gradient(90deg,rgba(27,191,154,.1),rgba(27,191,154,.55),rgba(216,145,53,.25));
    }
    .timeline-item{
      position:relative;
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:24px 20px;
      box-shadow:var(--shadow-sm);
      transition:.22s ease;
    }
    .timeline-item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .dot{
      width:16px;height:16px;border-radius:50%;background:var(--accent);
      box-shadow:0 0 0 8px rgba(27,191,154,.14);
      margin-bottom:22px;
      position:relative;z-index:2;
    }
    .timeline-item time{font-size:13px;color:var(--amber);font-weight:900}
    .timeline-item h3{margin:7px 0 8px;font-size:19px;line-height:1.35}
    .timeline-item p{color:var(--muted);font-size:14px;margin:0}
    .score-module{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:28px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .score-tools{
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:22px 24px;
      background:linear-gradient(180deg,#fbfdfc,#f2f7f5);
      border-bottom:1px solid var(--line);
    }
    .chips{display:flex;flex-wrap:wrap;gap:8px}
    .chip{
      border:1px solid var(--line);
      background:#fff;
      color:var(--muted);
      padding:7px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      transition:.22s ease;
    }
    .chip:hover,.chip.active{
      border-color:rgba(27,191,154,.55);
      background:rgba(27,191,154,.10);
      color:var(--accent-deep);
    }
    .score-table{width:100%;border-collapse:collapse}
    .score-table th,.score-table td{
      padding:18px 22px;
      text-align:left;
      border-bottom:1px solid var(--line);
      vertical-align:middle;
    }
    .score-table th{
      font-size:13px;
      color:var(--muted);
      background:#fbfdfc;
      font-weight:900;
    }
    .score-table tr{transition:.18s ease}
    .score-table tbody tr:hover{background:#f5fbf9}
    .score-num{
      font-family:var(--mono);
      font-size:20px;
      font-weight:900;
      color:var(--primary);
    }
    .table-note{
      padding:16px 22px;
      color:var(--muted);
      font-size:13px;
      background:#fbfdfc;
    }
    .mobile-score-cards{display:none}
    .guide-grid{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:16px;
    }
    .step-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:24px;
      box-shadow:var(--shadow-sm);
      position:relative;
      overflow:hidden;
      transition:.22s ease;
    }
    .step-card:hover{transform:translateY(-3px);border-color:rgba(27,191,154,.38)}
    .step-no{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      background:var(--primary);color:#fff;
      font-family:var(--mono);font-weight:900;
      margin-bottom:18px;
    }
    .step-card h3{font-size:18px;margin-bottom:8px}
    .step-card p{font-size:14px;color:var(--muted);margin:0}
    .check-layout{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:28px;
      align-items:center;
    }
    .image-card{
      position:relative;
      border-radius:28px;
      overflow:hidden;
      box-shadow:var(--shadow);
      min-height:390px;
      background:#112826;
    }
    .image-card img{width:100%;height:100%;object-fit:cover;min-height:390px;opacity:.82}
    .image-caption{
      position:absolute;left:22px;right:22px;bottom:22px;
      background:rgba(8,26,25,.82);
      color:#e9f6f3;
      border:1px solid rgba(255,255,255,.16);
      border-radius:18px;
      padding:18px;
      backdrop-filter:blur(8px);
    }
    .image-caption strong{display:block;font-size:20px;margin-bottom:5px}
    .image-caption span{color:#c2dad5;font-size:14px}
    .checklist{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .check-item{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:18px;
      padding:18px;
      display:flex;
      gap:12px;
      box-shadow:var(--shadow-sm);
    }
    .check-icon{
      flex:0 0 28px;width:28px;height:28px;border-radius:9px;
      background:rgba(27,191,154,.12);
      color:var(--accent-deep);
      display:grid;place-items:center;
      font-weight:900;
    }
    .check-item h3{font-size:17px;margin-bottom:4px}
    .check-item p{font-size:14px;color:var(--muted);margin:0}
    .topic-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr .85fr;
      gap:18px;
    }
    .topic-card{
      border-radius:24px;
      overflow:hidden;
      background:var(--surface);
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      transition:.22s ease;
    }
    .topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .topic-card:hover h3{color:var(--accent-deep)}
    .topic-image{height:180px;overflow:hidden;background:#143532}
    .topic-card.large .topic-image{height:100%}
    .topic-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
    .topic-card:hover img{transform:scale(1.04)}
    .topic-body{padding:22px}
    .topic-card.large{
      display:grid;grid-template-columns:1fr 1fr;
      min-height:350px;
    }
    .topic-card h3{font-size:22px;line-height:1.35;margin:10px 0;transition:.2s ease}
    .topic-card p{color:var(--muted);margin-bottom:16px}
    .read-link{
      color:var(--accent-deep);
      font-weight:900;
      display:inline-flex;align-items:center;gap:6px;
    }
    .proof-band{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .proof-card{
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.13);
      border-radius:20px;
      padding:22px;
    }
    .proof-card strong{
      display:block;
      font-family:var(--mono);
      font-size:32px;
      color:#8ff2df;
      line-height:1.1;
      margin-bottom:8px;
    }
    .proof-card span{color:#d2e5e1;font-size:14px}
    .faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto}
    details.faq-item{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    details.faq-item[open]{border-color:rgba(27,191,154,.34)}
    .faq-item summary{
      list-style:none;
      padding:20px 24px;
      cursor:pointer;
      font-weight:900;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(27,191,154,.10);
      color:var(--accent-deep);
      flex:0 0 28px;
      font-size:20px;
    }
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{
      padding:0 24px 22px;
      color:var(--muted);
      margin:0;
      border-top:1px solid var(--line);
      padding-top:16px;
    }
    .cta{
      padding:78px 0;
      background:
        linear-gradient(135deg,rgba(13,37,35,.94),rgba(17,61,56,.88)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:#fff;
    }
    .cta-box{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:30px;
      align-items:center;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.14);
      border-radius:30px;
      padding:34px;
      box-shadow:0 24px 60px rgba(0,0,0,.24);
    }
    .cta h2{font-size:clamp(28px,3.5vw,46px);line-height:1.16;margin-bottom:12px}
    .cta p{color:#d5e8e4;margin-bottom:0}
    .subscribe-card{
      background:#fff;
      color:var(--ink);
      border-radius:24px;
      padding:24px;
      box-shadow:var(--shadow);
    }
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
    .field{
      width:100%;
      border:1px solid var(--line);
      border-radius:14px;
      padding:12px 14px;
      background:#fbfdfc;
      color:var(--ink);
      transition:.2s ease;
    }
    textarea.field{min-height:94px;resize:vertical;margin-bottom:12px}
    .field:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(27,191,154,.12);background:#fff}
    .form-tip{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.6}
    .site-footer{
      background:#081918;
      color:#cfe0dc;
      padding:56px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .9fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .footer-title{color:#fff;font-weight:900;font-size:20px;margin-bottom:12px}
    .footer-text{color:#a9bfba;margin:0;max-width:560px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{
      color:#cfe0dc;
      transition:.2s ease;
      width:max-content;
    }
    .footer-links a:hover{color:#8ff2df;transform:translateX(2px)}
    .risk-box{
      border:1px solid rgba(216,145,53,.30);
      background:rgba(216,145,53,.08);
      border-radius:18px;
      padding:16px;
      color:#f2d7b4;
      font-size:14px;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:20px;
      flex-wrap:wrap;
      padding-top:22px;
      color:#8fa3a0;
      font-size:13px;
    }
    @media (max-width:1080px){
      .nav-actions .btn-secondary{display:none}
      .main-nav a{padding:9px 10px}
      .hero-grid,.check-layout,.cta-box{grid-template-columns:1fr}
      .timeline,.guide-grid{grid-template-columns:repeat(2,1fr)}
      .timeline:before{display:none}
      .topic-grid{grid-template-columns:1fr 1fr}
      .topic-card.large{grid-column:1/-1}
      .proof-band{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:820px){
      .container{width:min(100% - 28px,var(--container))}
      .notice .container{justify-content:flex-start;text-align:left;padding:8px 0}
      .nav-wrap{height:66px}
      .menu-toggle{display:block}
      .main-nav{
        position:absolute;left:14px;right:14px;top:72px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        background:#102927;
        border:1px solid rgba(255,255,255,.12);
        border-radius:18px;
        box-shadow:0 20px 45px rgba(0,0,0,.28);
      }
      .main-nav.open{display:flex}
      .main-nav a{border-radius:12px}
      .nav-actions{display:none}
      .brand{min-width:auto}
      .brand-text span{display:none}
      .hero{min-height:auto}
      .hero-grid{padding:62px 0;gap:30px}
      .hero h1{letter-spacing:-.6px}
      .hero-actions .btn{width:100%}
      .dash-meta{grid-template-columns:1fr}
      .section{padding:56px 0}
      .section-head{display:block}
      .score-tools{display:block}
      .score-tools .chips{margin-top:12px}
      .score-table-wrap{display:none}
      .mobile-score-cards{display:grid;gap:12px;padding:16px}
      .score-card-mobile{
        border:1px solid var(--line);
        border-radius:18px;
        background:#fff;
        padding:16px;
      }
      .score-card-mobile .versus{
        display:flex;align-items:center;justify-content:space-between;gap:12px;
        margin:12px 0;
      }
      .score-card-mobile .score-num{text-align:center}
      .checklist,.topic-grid,.footer-grid{grid-template-columns:1fr}
      .topic-card.large{display:block}
      .topic-card.large .topic-image{height:210px}
      .form-row{grid-template-columns:1fr}
    }
    @media (max-width:560px){
      .hero-lead{font-size:16px}
      .dash-row{grid-template-columns:1fr;text-align:center}
      .team.right{text-align:center}
      .timeline,.guide-grid,.proof-band{grid-template-columns:1fr}
      .score-tools{padding:18px}
      .section h2{font-size:28px}
      .cta-box{padding:22px;border-radius:22px}
      .subscribe-card{padding:18px}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:8px}
    }

/* roulang page: category1 */
:root {
      --bg: #f4f1ea;
      --bg-soft: #faf8f3;
      --bg-deep: #111b1e;
      --panel: #ffffff;
      --panel-dark: #182528;
      --primary: #132326;
      --primary-2: #1d3337;
      --accent: #24c6a6;
      --accent-dark: #0d9c83;
      --amber: #d99236;
      --danger: #b75b45;
      --text: #172226;
      --muted: #637176;
      --weak: #8b989c;
      --line: rgba(19, 35, 38, .12);
      --line-dark: rgba(255, 255, 255, .14);
      --shadow: 0 18px 45px rgba(22, 34, 38, .12);
      --shadow-soft: 0 10px 28px rgba(22, 34, 38, .08);
      --radius-sm: 12px;
      --radius: 18px;
      --radius-lg: 26px;
      --container: 1200px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      font-family: var(--font);
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(36, 198, 166, .13), transparent 28rem),
        radial-gradient(circle at 90% 14%, rgba(217, 146, 54, .12), transparent 24rem),
        var(--bg);
      line-height: 1.7;
      min-width: 320px;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s ease, background .22s ease, border-color .22s ease, transform .22s ease, box-shadow .22s ease;
    }

    img {
      display: block;
      width: 100%;
      max-width: 100%;
      height: auto;
    }

    button,
    input,
    textarea {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(36, 198, 166, .38);
      outline-offset: 3px;
    }

    .container {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
    }

    .topbar {
      background: #0d171a;
      color: rgba(255, 255, 255, .82);
      font-size: 13px;
      border-bottom: 1px solid var(--line-dark);
    }

    .topbar-inner {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
      min-height: 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 8px 0;
    }

    .topbar strong {
      color: #f1c27a;
      font-weight: 700;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(244, 241, 234, .92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(19, 35, 38, .1);
    }

    .header-inner {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
      height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 220px;
      font-weight: 900;
      letter-spacing: -.02em;
      color: var(--primary);
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      background:
        linear-gradient(145deg, rgba(36, 198, 166, .95), rgba(217, 146, 54, .92)),
        var(--primary);
      display: grid;
      place-items: center;
      color: #071214;
      font-weight: 950;
      box-shadow: 0 10px 22px rgba(36, 198, 166, .25);
      position: relative;
      overflow: hidden;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 10px -8px auto;
      height: 2px;
      background: rgba(255, 255, 255, .55);
      transform: rotate(-18deg);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.08;
    }

    .brand-text small {
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .08em;
      margin-top: 4px;
    }

    .main-nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      flex: 1;
    }

    .main-nav a {
      padding: 10px 16px;
      border-radius: 999px;
      color: #334448;
      font-weight: 700;
      font-size: 15px;
      position: relative;
    }

    .main-nav a:hover {
      background: rgba(36, 198, 166, .12);
      color: var(--primary);
    }

    .main-nav a.active {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 10px 22px rgba(19, 35, 38, .16);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 12px 18px;
      border-radius: 999px;
      font-weight: 800;
      letter-spacing: -.01em;
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--accent);
      color: #061413;
      box-shadow: 0 12px 26px rgba(36, 198, 166, .24);
    }

    .btn-primary:hover {
      background: #34dab9;
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(36, 198, 166, .32);
    }

    .btn-secondary {
      background: rgba(255, 255, 255, .72);
      color: var(--primary);
      border-color: var(--line);
    }

    .btn-secondary:hover {
      border-color: rgba(36, 198, 166, .46);
      background: rgba(36, 198, 166, .08);
      transform: translateY(-2px);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      background: var(--primary);
      color: #fff;
      align-items: center;
      justify-content: center;
      font-weight: 900;
    }

    .page-hero {
      position: relative;
      overflow: hidden;
      color: #fff;
      background:
        linear-gradient(120deg, rgba(9, 17, 20, .92), rgba(16, 36, 40, .78)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 70% 20%, rgba(36, 198, 166, .28), transparent 25rem),
        linear-gradient(90deg, rgba(0,0,0,.1), rgba(0,0,0,.35));
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      padding: 86px 0 68px;
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 40px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 12px;
      border: 1px solid rgba(255, 255, 255, .18);
      border-radius: 999px;
      background: rgba(255, 255, 255, .08);
      color: rgba(255, 255, 255, .86);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 18px;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(36, 198, 166, .13);
    }

    h1 {
      font-size: clamp(34px, 5vw, 62px);
      line-height: 1.08;
      letter-spacing: -.045em;
      max-width: 840px;
      margin-bottom: 20px;
    }

    .hero-desc {
      color: rgba(255, 255, 255, .78);
      font-size: 18px;
      max-width: 760px;
      margin-bottom: 28px;
    }

    .hero-tools {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      align-items: center;
    }

    .hero-note {
      margin-top: 18px;
      color: rgba(255, 255, 255, .66);
      font-size: 13px;
    }

    .hero-card {
      background: rgba(255, 255, 255, .1);
      border: 1px solid rgba(255, 255, 255, .16);
      border-radius: var(--radius-lg);
      box-shadow: 0 24px 60px rgba(0, 0, 0, .28);
      overflow: hidden;
    }

    .hero-card img {
      height: 210px;
      object-fit: cover;
      opacity: .88;
    }

    .hero-card-body {
      padding: 24px;
    }

    .metric-row {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 18px;
    }

    .metric {
      padding: 14px;
      border-radius: 16px;
      background: rgba(9, 17, 20, .45);
      border: 1px solid rgba(255, 255, 255, .12);
    }

    .metric span {
      display: block;
      color: rgba(255,255,255,.62);
      font-size: 12px;
    }

    .metric strong {
      display: block;
      margin-top: 4px;
      color: #fff;
      font-family: var(--mono);
      font-size: 17px;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 78px 0;
    }

    .section-tight {
      padding: 56px 0;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 28px;
    }

    .section-kicker {
      color: var(--accent-dark);
      font-weight: 900;
      letter-spacing: .08em;
      font-size: 13px;
      text-transform: uppercase;
      margin-bottom: 8px;
    }

    h2 {
      font-size: clamp(26px, 3vw, 40px);
      line-height: 1.18;
      letter-spacing: -.03em;
      color: var(--primary);
    }

    .section-lead {
      color: var(--muted);
      max-width: 650px;
      font-size: 16px;
    }

    .filter-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      padding: 18px;
      background: rgba(255,255,255,.65);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      box-shadow: var(--shadow-soft);
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 9px 14px;
      border-radius: 999px;
      border: 1px solid rgba(19,35,38,.12);
      background: #fff;
      color: #34464b;
      font-size: 14px;
      font-weight: 800;
    }

    .tag:hover,
    .tag.active {
      background: var(--primary);
      border-color: var(--primary);
      color: #fff;
      transform: translateY(-1px);
    }

    .guide-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      align-items: stretch;
    }

    .feature-card,
    .panel-card,
    .faq-item,
    .check-card {
      background: rgba(255,255,255,.78);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-soft);
    }

    .feature-card {
      overflow: hidden;
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      min-height: 320px;
    }

    .feature-media {
      position: relative;
      min-height: 280px;
      overflow: hidden;
      background: var(--primary);
    }

    .feature-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .45s ease;
    }

    .feature-card:hover .feature-media img {
      transform: scale(1.045);
    }

    .feature-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent, rgba(0,0,0,.38));
    }

    .feature-body {
      padding: 30px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(36, 198, 166, .13);
      color: #0a806f;
      border: 1px solid rgba(36, 198, 166, .26);
      font-size: 13px;
      font-weight: 900;
      margin-bottom: 14px;
    }

    h3 {
      font-size: 22px;
      line-height: 1.32;
      letter-spacing: -.02em;
      color: var(--primary);
      margin-bottom: 10px;
    }

    .muted {
      color: var(--muted);
    }

    .score-panel {
      background: var(--panel);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .score-tabs {
      display: flex;
      gap: 10px;
      padding: 18px;
      border-bottom: 1px solid var(--line);
      overflow-x: auto;
    }

    .score-tab {
      flex: 0 0 auto;
      padding: 8px 13px;
      border-radius: 999px;
      background: #f3f4ef;
      color: #435258;
      font-size: 14px;
      font-weight: 800;
      border: 1px solid transparent;
    }

    .score-tab.active {
      color: #071514;
      background: rgba(36,198,166,.2);
      border-color: rgba(36,198,166,.35);
    }

    .score-table {
      width: 100%;
      border-collapse: collapse;
    }

    .score-table th,
    .score-table td {
      padding: 18px 20px;
      text-align: left;
      border-bottom: 1px solid rgba(19,35,38,.08);
      vertical-align: middle;
    }

    .score-table th {
      background: #f7f6f0;
      color: #516065;
      font-size: 13px;
      letter-spacing: .04em;
    }

    .score-table tr:hover td {
      background: rgba(36,198,166,.05);
    }

    .score-num {
      font-family: var(--mono);
      font-weight: 950;
      color: var(--primary);
      font-size: 18px;
      white-space: nowrap;
    }

    .status {
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }

    .status.done { background: rgba(52,65,70,.1); color: #3e4d51; }
    .status.review { background: rgba(61,96,132,.12); color: #3c6284; }
    .status.pending { background: rgba(217,146,54,.15); color: #9a601d; }
    .status.warn { background: rgba(183,91,69,.12); color: #954835; }

    .score-note {
      padding: 16px 20px;
      color: var(--muted);
      font-size: 13px;
      background: #fbfaf6;
    }

    .steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
    }

    .step {
      position: relative;
      padding: 22px 18px;
      border-radius: var(--radius);
      background: var(--panel);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .step-num {
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      border-radius: 12px;
      background: var(--primary);
      color: #fff;
      font-family: var(--mono);
      font-weight: 950;
      margin-bottom: 16px;
    }

    .step p {
      color: var(--muted);
      font-size: 14px;
      margin-top: 8px;
    }

    .check-section {
      background: #e9e6dc;
      border-top: 1px solid rgba(19,35,38,.08);
      border-bottom: 1px solid rgba(19,35,38,.08);
    }

    .check-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .check-card {
      padding: 22px;
      transition: transform .22s ease, box-shadow .22s ease;
    }

    .check-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow);
    }

    .check-icon {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      background: rgba(36,198,166,.14);
      color: var(--accent-dark);
      display: grid;
      place-items: center;
      font-weight: 950;
      margin-bottom: 14px;
    }

    .scenario-grid {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 24px;
      align-items: start;
    }

    .scenario-list {
      display: grid;
      gap: 14px;
    }

    .scenario-item {
      display: grid;
      grid-template-columns: 46px 1fr;
      gap: 14px;
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.78);
      border: 1px solid var(--line);
    }

    .scenario-dot {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      background: var(--primary);
      color: #fff;
      display: grid;
      place-items: center;
      font-weight: 950;
    }

    .side-image {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow);
      border: 1px solid var(--line);
      background: var(--panel);
    }

    .side-image img {
      aspect-ratio: 4 / 3;
      object-fit: cover;
    }

    .side-caption {
      padding: 20px;
      color: var(--muted);
    }

    .cta-block {
      background:
        linear-gradient(135deg, rgba(17,27,30,.96), rgba(28,51,55,.96)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      color: #fff;
      border-radius: 34px;
      padding: 44px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
      box-shadow: 0 24px 60px rgba(17,27,30,.24);
      overflow: hidden;
      position: relative;
    }

    .cta-block::after {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      right: -80px;
      top: -110px;
      border-radius: 50%;
      background: rgba(36,198,166,.22);
    }

    .cta-block > * {
      position: relative;
      z-index: 1;
    }

    .cta-block h2 {
      color: #fff;
      margin-bottom: 10px;
    }

    .cta-block p {
      color: rgba(255,255,255,.72);
      max-width: 720px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .faq-item {
      padding: 22px;
      position: relative;
      overflow: hidden;
    }

    .faq-item::before {
      content: "";
      position: absolute;
      left: 0;
      top: 22px;
      bottom: 22px;
      width: 4px;
      border-radius: 999px;
      background: var(--amber);
    }

    .faq-item h3 {
      font-size: 18px;
      padding-left: 8px;
    }

    .faq-item p {
      padding-left: 8px;
      color: var(--muted);
    }

    .site-footer {
      background: #10191c;
      color: rgba(255,255,255,.74);
      padding: 54px 0 26px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .8fr 1.1fr;
      gap: 34px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }

    .footer-title {
      color: #fff;
      font-weight: 950;
      font-size: 18px;
      margin-bottom: 14px;
    }

    .footer-text {
      color: rgba(255,255,255,.68);
      max-width: 460px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255,255,255,.7);
    }

    .footer-links a:hover {
      color: var(--accent);
      transform: translateX(3px);
    }

    .risk-box {
      padding: 16px;
      border: 1px solid rgba(217,146,54,.34);
      border-radius: var(--radius);
      background: rgba(217,146,54,.1);
      color: rgba(255,255,255,.78);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      padding-top: 24px;
      color: rgba(255,255,255,.52);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .header-inner {
        height: auto;
        padding: 14px 0;
        flex-wrap: wrap;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .main-nav {
        order: 3;
        width: 100%;
        display: none;
        justify-content: flex-start;
        padding-top: 8px;
      }

      .main-nav.open {
        display: flex;
      }

      .header-actions .btn-secondary {
        display: none;
      }

      .hero-inner,
      .guide-grid,
      .scenario-grid {
        grid-template-columns: 1fr;
      }

      .steps {
        grid-template-columns: repeat(3, 1fr);
      }

      .check-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }

      .footer-grid > div:first-child {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 768px) {
      .container,
      .header-inner,
      .topbar-inner {
        width: min(100% - 28px, var(--container));
      }

      .topbar-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
      }

      .brand {
        min-width: 0;
      }

      .brand-text {
        font-size: 15px;
      }

      .header-actions {
        margin-left: auto;
      }

      .hero-inner {
        padding: 58px 0 48px;
      }

      .hero-desc {
        font-size: 16px;
      }

      .metric-row,
      .faq-grid,
      .feature-card {
        grid-template-columns: 1fr;
      }

      .feature-media {
        min-height: 220px;
      }

      .section {
        padding: 56px 0;
      }

      .section-head {
        display: block;
      }

      .section-lead {
        margin-top: 10px;
      }

      .score-table,
      .score-table thead,
      .score-table tbody,
      .score-table th,
      .score-table td,
      .score-table tr {
        display: block;
      }

      .score-table thead {
        display: none;
      }

      .score-table tr {
        margin: 14px;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        overflow: hidden;
        background: #fff;
      }

      .score-table td {
        border-bottom: 1px solid rgba(19,35,38,.08);
        display: flex;
        justify-content: space-between;
        gap: 16px;
        padding: 13px 14px;
      }

      .score-table td::before {
        content: attr(data-label);
        color: var(--muted);
        font-weight: 800;
      }

      .steps {
        grid-template-columns: 1fr;
      }

      .cta-block {
        grid-template-columns: 1fr;
        padding: 30px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 520px) {
      .header-actions .btn-primary {
        display: none;
      }

      .main-nav {
        flex-direction: column;
        align-items: stretch;
      }

      .main-nav a {
        text-align: center;
      }

      .btn {
        width: 100%;
      }

      .hero-tools {
        align-items: stretch;
      }

      .filter-bar {
        padding: 14px;
      }

      .tag {
        flex: 1 1 auto;
        justify-content: center;
      }

      .check-grid {
        grid-template-columns: 1fr;
      }

      .scenario-item {
        grid-template-columns: 1fr;
      }

      .copyright {
        display: grid;
      }
    }