/* roulang page: index */
:root{
      --bg:#101417;
      --bg-2:#121615;
      --panel:#181f1d;
      --panel-2:#202824;
      --paper:#f7f3ea;
      --paper-2:#ebe5d8;
      --text:#e9efea;
      --muted:#9eaaa3;
      --dark:#1e2421;
      --dark-muted:#5f6a64;
      --primary:#1fbf8f;
      --primary-2:#63e2ba;
      --accent:#f1b94e;
      --danger:#e85d4f;
      --line:rgba(255,255,255,.09);
      --line-dark:#d8d2c5;
      --radius-lg:24px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow:0 18px 45px rgba(0,0,0,.24);
      --shadow-soft:0 12px 30px rgba(20,25,22,.11);
      --container:1200px;
      --nav-h:76px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      background:
        radial-gradient(circle at 12% 8%, rgba(31,191,143,.14), transparent 30%),
        radial-gradient(circle at 82% 18%, rgba(241,185,78,.12), transparent 28%),
        var(--bg);
      color:var(--text);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(31,191,143,.34);color:#fff}
    .container{width:min(var(--container), calc(100% - 40px));margin:0 auto}
    .section{padding:88px 0}
    .section.compact{padding:64px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--primary-2);font-weight:700;font-size:14px;
      letter-spacing:.04em;margin-bottom:14px;
    }
    .eyebrow:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--primary);box-shadow:0 0 18px rgba(31,191,143,.9)}
    h1,h2,h3{line-height:1.18;letter-spacing:-.02em}
    h1{font-size:clamp(34px,5vw,56px);font-weight:800}
    h2{font-size:clamp(28px,3vw,38px);font-weight:800}
    h3{font-size:clamp(20px,2vw,24px);font-weight:760}
    p{color:var(--muted)}
    .section-head{
      display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:34px;
    }
    .section-head p{max-width:650px;font-size:17px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:12px 21px;border-radius:999px;
      font-weight:800;transition:var(--ease);white-space:nowrap;
      outline:none;border:1px solid transparent;
    }
    .btn.primary{background:var(--primary);color:#07110e;box-shadow:0 12px 26px rgba(31,191,143,.24)}
    .btn.primary:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 16px 34px rgba(31,191,143,.34)}
    .btn.ghost{border-color:rgba(255,255,255,.18);color:var(--text);background:rgba(255,255,255,.04)}
    .btn.ghost:hover{border-color:var(--primary);background:rgba(31,191,143,.11);transform:translateY(-2px)}
    .btn.light{background:#fff;color:var(--dark);border-color:rgba(30,36,33,.08)}
    .btn.light:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}
    .btn:focus-visible,.nav a:focus-visible,.quick-pill:focus-visible,.faq-q:focus-visible{outline:3px solid rgba(31,191,143,.42);outline-offset:3px}
    .tag,.badge{
      display:inline-flex;align-items:center;gap:6px;border-radius:999px;
      padding:6px 11px;font-size:13px;font-weight:760;
    }
    .tag{border:1px solid rgba(255,255,255,.12);color:var(--muted);background:rgba(255,255,255,.04)}
    .badge{background:rgba(31,191,143,.14);color:var(--primary-2);border:1px solid rgba(31,191,143,.28)}
    .badge.gold{background:rgba(241,185,78,.14);border-color:rgba(241,185,78,.32);color:#ffd37a}
    .badge.warn{background:rgba(232,93,79,.13);border-color:rgba(232,93,79,.32);color:#ff9a90}
    .site-header{
      position:fixed;top:0;left:0;right:0;z-index:99;height:var(--nav-h);
      background:rgba(16,20,23,.78);backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.07);
    }
    .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(135deg,rgba(31,191,143,1),rgba(241,185,78,.88));
      display:grid;place-items:center;color:#07110e;font-weight:900;box-shadow:0 12px 28px rgba(31,191,143,.18)
    }
    .brand-text{font-weight:900;font-size:18px;line-height:1.2}
    .brand-text small{display:block;color:var(--muted);font-size:12px;font-weight:650;margin-top:2px}
    .nav{display:flex;align-items:center;gap:8px}
    .nav a{
      padding:9px 14px;border-radius:999px;color:var(--muted);font-weight:760;font-size:15px;
      position:relative;transition:var(--ease)
    }
    .nav a:hover{color:var(--text);background:rgba(255,255,255,.06)}
    .nav a.active{color:#07110e;background:var(--primary)}
    .nav-action{display:flex;align-items:center;gap:10px}
    .menu-toggle{display:none;width:44px;height:44px;border-radius:14px;background:rgba(255,255,255,.06);color:var(--text)}
    .menu-toggle span{display:block;width:20px;height:2px;background:currentColor;margin:5px auto;border-radius:2px;transition:var(--ease)}
    .hero{
      min-height:780px;padding:calc(var(--nav-h) + 76px) 0 72px;
      position:relative;isolation:isolate;overflow:hidden;
      background-image:
        linear-gradient(90deg, rgba(16,20,23,.94) 0%, rgba(16,20,23,.83) 48%, rgba(16,20,23,.68) 100%),
        url('/assets/images/backpic/back-1.webp');
      background-size:cover;background-position:center;
    }
    .hero:before{
      content:"";position:absolute;inset:0;z-index:-1;opacity:.32;
      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:42px 42px;
      mask-image:linear-gradient(to bottom, #000 0%, transparent 92%);
    }
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:38px;align-items:center}
    .hero-copy{max-width:650px}
    .hero-copy h1{margin-bottom:20px}
    .hero-copy .lead{font-size:18px;color:#cbd7d0;max-width:620px;margin-bottom:28px}
    .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
    .hero-meta{display:flex;gap:12px;flex-wrap:wrap}
    .arena-panel{
      background:linear-gradient(180deg,rgba(24,31,29,.9),rgba(18,22,21,.88));
      border:1px solid rgba(255,255,255,.12);border-radius:30px;padding:22px;
      box-shadow:var(--shadow);position:relative;overflow:hidden;
    }
    .arena-panel:before{
      content:"";position:absolute;right:-80px;top:-70px;width:220px;height:220px;border-radius:50%;
      background:rgba(31,191,143,.22);filter:blur(18px)
    }
    .score-board{position:relative;z-index:1}
    .board-top{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:18px}
    .board-title strong{display:block;font-size:20px}
    .board-title span{color:var(--muted);font-size:14px}
    .stage-card{
      background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.1);
      border-radius:22px;padding:18px;margin-bottom:14px
    }
    .match-row{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:center}
    .team{padding:14px;border-radius:16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.07)}
    .team b{display:block;font-size:17px}
    .team span{font-size:13px;color:var(--muted)}
    .score{font-size:34px;font-weight:900;color:var(--accent);letter-spacing:.04em}
    .board-note{
      display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:14px
    }
    .note-item{border-radius:16px;padding:13px;background:rgba(31,191,143,.08);border:1px solid rgba(31,191,143,.14)}
    .note-item span{display:block;color:var(--muted);font-size:13px}
    .note-item strong{font-size:18px;color:var(--text)}
    .ticker{
      margin-top:16px;border-top:1px solid rgba(255,255,255,.1);padding-top:16px;
      display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:14px
    }
    .quickbar{
      margin-top:-34px;position:relative;z-index:5
    }
    .quick-wrap{
      display:grid;grid-template-columns:repeat(6,1fr);gap:10px;
      background:rgba(24,31,29,.92);border:1px solid rgba(255,255,255,.1);
      border-radius:24px;padding:12px;box-shadow:var(--shadow);backdrop-filter:blur(16px)
    }
    .quick-pill{
      border-radius:18px;padding:14px 12px;background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);transition:var(--ease);min-height:76px
    }
    .quick-pill:hover{background:rgba(31,191,143,.12);border-color:rgba(31,191,143,.38);transform:translateY(-2px)}
    .quick-pill i{font-style:normal;color:var(--accent);font-weight:900;margin-right:5px}
    .quick-pill strong{display:block;font-size:15px}
    .quick-pill span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
    .overview{
      background:linear-gradient(180deg,var(--bg),#151a18)
    }
    .overview-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch}
    .feature-card{
      border-radius:var(--radius-lg);overflow:hidden;background:var(--panel);
      border:1px solid var(--line);box-shadow:var(--shadow)
    }
    .feature-image{height:260px;position:relative;overflow:hidden}
    .feature-image img{width:100%;height:100%;object-fit:cover;filter:saturate(.96) contrast(1.05)}
    .feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(16,20,23,.9),transparent 68%)}
    .feature-body{padding:28px}
    .info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:22px}
    .info-box{padding:16px;border-radius:18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .info-box span{display:block;color:var(--muted);font-size:13px}
    .info-box strong{display:block;margin-top:3px;color:var(--text);font-size:18px}
    .stack{display:grid;gap:16px}
    .mini-card{
      padding:22px;border-radius:var(--radius-md);background:var(--panel-2);
      border:1px solid var(--line);transition:var(--ease)
    }
    .mini-card:hover{transform:translateY(-3px);border-color:rgba(31,191,143,.28)}
    .mini-card .num{font-size:28px;font-weight:900;color:var(--primary);line-height:1;margin-bottom:10px}
    .timeline-section{background:var(--paper);color:var(--dark)}
    .timeline-section p{color:var(--dark-muted)}
    .timeline{position:relative;display:grid;gap:14px}
    .timeline:before{content:"";position:absolute;left:108px;top:8px;bottom:8px;width:2px;background:#d5ccbd}
    .time-item{
      position:relative;display:grid;grid-template-columns:92px 1fr;gap:34px;
      align-items:stretch;
    }
    .time-label{
      font-weight:900;color:var(--dark);padding-top:20px;text-align:right
    }
    .match-card{
      background:#fff;border:1px solid var(--line-dark);border-radius:20px;
      padding:20px 22px;box-shadow:var(--shadow-soft);position:relative;transition:var(--ease)
    }
    .match-card:hover{transform:translateX(3px)}
    .match-card:before{
      content:"";position:absolute;left:-43px;top:24px;width:14px;height:14px;border-radius:50%;
      background:var(--primary);box-shadow:0 0 0 6px rgba(31,191,143,.16)
    }
    .match-main{display:flex;justify-content:space-between;gap:20px;align-items:center}
    .match-main b{font-size:19px}
    .match-desc{margin-top:8px;font-size:15px}
    .rules{background:linear-gradient(180deg,#151a18,var(--bg-2))}
    .rules-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px}
    .process{
      border-radius:var(--radius-lg);padding:26px;background:var(--panel);
      border:1px solid var(--line)
    }
    .step{
      display:grid;grid-template-columns:46px 1fr;gap:14px;position:relative;padding-bottom:22px
    }
    .step:not(:last-child):after{content:"";position:absolute;left:22px;top:48px;bottom:4px;width:2px;background:rgba(31,191,143,.25)}
    .step-no{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:rgba(31,191,143,.14);color:var(--primary-2);font-weight:900;border:1px solid rgba(31,191,143,.26)}
    .notice-card{
      border-radius:var(--radius-lg);padding:28px;background:linear-gradient(135deg,rgba(32,40,36,.96),rgba(24,31,29,.96));
      border:1px solid rgba(241,185,78,.22);box-shadow:var(--shadow)
    }
    .notice-list{display:grid;gap:13px;margin-top:18px}
    .notice-list li{list-style:none;display:flex;gap:10px;color:#d7e2dc}
    .notice-list li:before{content:"✓";color:var(--primary);font-weight:900}
    .compliance{background:var(--paper);color:var(--dark)}
    .compliance p{color:var(--dark-muted)}
    .check-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .check-panel{
      background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-lg);
      padding:28px;box-shadow:var(--shadow-soft)
    }
    .checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:20px}
    .checkitem{padding:16px;border-radius:16px;background:#faf7f0;border:1px solid #e5dccd}
    .checkitem strong{display:block;margin-bottom:4px}
    .risk-box{
      background:#211d18;color:#f8f0e5;border-radius:var(--radius-lg);padding:28px;border:1px solid rgba(241,185,78,.28)
    }
    .risk-box p{color:#d8cab8}
    .content-section{background:#111614}
    .content-layout{display:grid;grid-template-columns:1fr .92fr;gap:22px}
    .cover-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .cover-card{
      min-height:330px;border-radius:var(--radius-lg);overflow:hidden;position:relative;
      display:flex;align-items:end;padding:22px;border:1px solid var(--line);box-shadow:var(--shadow)
    }
    .cover-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform .35s ease}
    .cover-card:after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(13,17,16,.94),rgba(13,17,16,.2))}
    .cover-card:hover img{transform:scale(1.05)}
    .cover-card > div{position:relative;z-index:1}
    .article-list{display:grid;gap:12px}
    .article-item{
      display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;
      padding:17px;border-radius:18px;background:var(--panel);border:1px solid var(--line);transition:var(--ease)
    }
    .article-item:hover{border-color:rgba(31,191,143,.32);transform:translateY(-2px)}
    .article-no{width:38px;height:38px;border-radius:13px;background:rgba(241,185,78,.14);display:grid;place-items:center;color:#ffd37a;font-weight:900}
    .article-item p{font-size:14px;margin-top:3px}
    .evidence{
      background:linear-gradient(180deg,#151a18,#101417)
    }
    .data-strip{
      display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
      border-radius:var(--radius-lg);padding:16px;background:rgba(255,255,255,.045);border:1px solid var(--line)
    }
    .data-cell{padding:22px;border-radius:18px;background:rgba(31,191,143,.07);border:1px solid rgba(31,191,143,.14)}
    .data-cell strong{display:block;font-size:32px;color:var(--primary-2);line-height:1}
    .data-cell span{display:block;margin-top:8px;color:var(--muted);font-size:14px}
    .faq{background:var(--paper);color:var(--dark)}
    .faq p{color:var(--dark-muted)}
    .faq-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:start}
    .faq-list{display:grid;gap:12px}
    .faq-item{background:#fff;border:1px solid var(--line-dark);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-soft)}
    .faq-q{
      width:100%;background:#fff;color:var(--dark);padding:18px 20px;
      display:flex;justify-content:space-between;gap:16px;align-items:center;font-weight:850;text-align:left
    }
    .faq-q span:last-child{color:var(--primary);font-size:22px}
    .faq-a{display:none;padding:0 20px 18px;color:var(--dark-muted)}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta{
      padding:74px 0;background:
        linear-gradient(90deg,rgba(16,20,23,.96),rgba(16,20,23,.8)),
        url('/assets/images/backpic/back-2.webp');
      background-size:cover;background-position:center
    }
    .cta-panel{
      border-radius:30px;padding:34px;background:rgba(24,31,29,.86);
      border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow);
      display:flex;justify-content:space-between;gap:28px;align-items:center
    }
    .cta-panel p{max-width:710px}
    .site-footer{background:#0b0f0e;border-top:1px solid rgba(255,255,255,.08);padding:54px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.25fr .8fr .9fr .9fr;gap:28px;margin-bottom:30px}
    .footer-title{font-weight:900;margin-bottom:12px;color:var(--text)}
    .footer-links{display:grid;gap:8px}
    .footer-links a,.footer-links span{color:var(--muted);font-size:14px;transition:var(--ease)}
    .footer-links a:hover{color:var(--primary-2);padding-left:3px}
    .footer-brand{display:flex;gap:12px;align-items:center;margin-bottom:14px}
    .footer-note{font-size:14px}
    .copyright{
      border-top:1px solid rgba(255,255,255,.08);padding-top:20px;
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:13px
    }
    @media (max-width:1024px){
      .hero-grid,.overview-grid,.rules-grid,.check-grid,.content-layout,.faq-grid{grid-template-columns:1fr}
      .hero{min-height:auto}
      .quick-wrap{grid-template-columns:repeat(3,1fr)}
      .data-strip{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
      .section-head{align-items:flex-start;flex-direction:column}
    }
    @media (max-width:768px){
      :root{--nav-h:68px}
      .container{width:min(100% - 28px,var(--container))}
      .section{padding:56px 0}
      .nav{
        position:absolute;left:14px;right:14px;top:calc(var(--nav-h) + 10px);
        background:rgba(16,20,23,.98);border:1px solid rgba(255,255,255,.1);
        border-radius:20px;padding:12px;display:none;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)
      }
      .nav.open{display:flex}
      .nav a{padding:12px 14px}
      .menu-toggle{display:block}
      .nav-action .btn{display:none}
      .brand-text{font-size:15px}
      .brand-text small{display:none}
      .hero{padding-top:calc(var(--nav-h) + 52px)}
      .board-note,.info-grid,.checklist,.cover-cards{grid-template-columns:1fr}
      .match-row{grid-template-columns:1fr;text-align:center}
      .score{font-size:30px}
      .quick-wrap{grid-template-columns:repeat(2,1fr)}
      .timeline:before{left:18px}
      .time-item{grid-template-columns:1fr;gap:8px;padding-left:42px}
      .time-label{text-align:left;padding-top:0}
      .match-card:before{left:-31px}
      .match-main{align-items:flex-start;flex-direction:column}
      .cta-panel{flex-direction:column;align-items:flex-start}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .hero-cta,.cta-panel .hero-cta{flex-direction:column;width:100%}
      .btn{width:100%}
      .quick-wrap{grid-template-columns:1fr}
      .data-strip{grid-template-columns:1fr}
      .arena-panel,.feature-body,.check-panel,.risk-box,.notice-card,.process,.cta-panel{padding:20px}
      .cover-card{min-height:260px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }

/* roulang page: category1 */
:root {
      --bg: #101417;
      --bg-soft: #121615;
      --panel: #181F1D;
      --panel-2: #202824;
      --paper: #F7F3EA;
      --paper-2: #EFE8DA;
      --primary: #1FBF8F;
      --primary-2: #63E6BD;
      --accent: #F1B94E;
      --warning: #E85D4F;
      --text: #E9EFEA;
      --muted: #9EAAA3;
      --dark-text: #1E2421;
      --dark-muted: #5F6A64;
      --line: rgba(255, 255, 255, .09);
      --line-paper: #D8D2C5;
      --shadow: 0 18px 45px rgba(0, 0, 0, .26);
      --shadow-soft: 0 12px 34px rgba(20, 25, 22, .10);
      --radius-xl: 24px;
      --radius-lg: 18px;
      --radius-md: 14px;
      --radius-pill: 999px;
      --container: 1200px;
      --header-h: 76px;
      --ease: .22s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: PingFang SC, Microsoft YaHei, Noto Sans SC, Arial, sans-serif;
      background:
        radial-gradient(circle at 12% 4%, rgba(31, 191, 143, .14), transparent 28%),
        radial-gradient(circle at 86% 0%, rgba(241, 185, 78, .10), transparent 24%),
        linear-gradient(180deg, #101417 0%, #121615 42%, #0E1214 100%);
      color: var(--text);
      line-height: 1.75;
      min-height: 100vh;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), background var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease);
    }

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

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
      background: none;
      color: inherit;
    }

    :focus-visible {
      outline: 3px solid rgba(31, 191, 143, .42);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(16, 20, 23, .86);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(255, 255, 255, .08);
    }

    .header-inner {
      min-height: var(--header-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 26px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 230px;
    }

    .brand-mark {
      width: 44px;
      height: 44px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background:
        linear-gradient(135deg, rgba(31, 191, 143, .95), rgba(99, 230, 189, .78)),
        linear-gradient(180deg, rgba(255, 255, 255, .18), transparent);
      color: #0B1110;
      font-weight: 900;
      letter-spacing: -.5px;
      box-shadow: 0 10px 28px rgba(31, 191, 143, .25);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      color: var(--text);
      font-weight: 800;
      line-height: 1.15;
      letter-spacing: -.2px;
    }

    .brand-text small {
      color: var(--muted);
      font-size: 12px;
      font-weight: 500;
      margin-top: 4px;
    }

    .nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 8px;
      border: 1px solid rgba(255, 255, 255, .08);
      background: rgba(255, 255, 255, .035);
      border-radius: var(--radius-pill);
    }

    .nav a {
      position: relative;
      padding: 10px 16px;
      border-radius: var(--radius-pill);
      color: var(--muted);
      font-size: 15px;
      font-weight: 650;
      white-space: nowrap;
    }

    .nav a:hover {
      color: var(--text);
      background: rgba(31, 191, 143, .10);
    }

    .nav a.active {
      color: #0B1110;
      background: var(--primary);
      box-shadow: 0 10px 24px rgba(31, 191, 143, .22);
    }

    .header-action {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 16px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(241, 185, 78, .36);
      color: #FFE1A0;
      background: rgba(241, 185, 78, .08);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .header-action:hover {
      transform: translateY(-2px);
      border-color: rgba(241, 185, 78, .68);
      background: rgba(241, 185, 78, .14);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, .05);
      align-items: center;
      justify-content: center;
    }

    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after {
      display: block;
      width: 20px;
      height: 2px;
      border-radius: 99px;
      background: var(--text);
      position: relative;
      transition: transform var(--ease), opacity var(--ease);
    }

    .menu-toggle span::before,
    .menu-toggle span::after {
      content: "";
      position: absolute;
      left: 0;
    }

    .menu-toggle span::before {
      top: -7px;
    }

    .menu-toggle span::after {
      top: 7px;
    }

    .menu-toggle.is-open span {
      transform: rotate(45deg);
    }

    .menu-toggle.is-open span::before {
      transform: rotate(90deg);
      top: 0;
    }

    .menu-toggle.is-open span::after {
      opacity: 0;
    }

    .page-hero {
      position: relative;
      padding: 70px 0 54px;
      overflow: hidden;
      border-bottom: 1px solid var(--line);
      background-image:
        linear-gradient(90deg, rgba(16, 20, 23, .98) 0%, rgba(16, 20, 23, .88) 45%, rgba(16, 20, 23, .60) 100%),
        url("/assets/images/backpic/back-2.webp");
      background-size: cover;
      background-position: center;
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      opacity: .28;
      background-image:
        linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(180deg, #000, transparent 82%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      gap: 36px;
      align-items: end;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 9px;
      margin-bottom: 22px;
      color: var(--muted);
      font-size: 14px;
    }

    .breadcrumb a:hover {
      color: var(--primary-2);
    }

    .breadcrumb .sep {
      opacity: .48;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 7px 12px;
      border: 1px solid rgba(31, 191, 143, .32);
      border-radius: var(--radius-pill);
      background: rgba(31, 191, 143, .10);
      color: var(--primary-2);
      font-size: 14px;
      font-weight: 750;
      margin-bottom: 18px;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 99px;
      background: var(--primary);
      box-shadow: 0 0 18px rgba(31, 191, 143, .7);
    }

    h1 {
      max-width: 790px;
      font-size: clamp(32px, 5vw, 54px);
      line-height: 1.14;
      font-weight: 850;
      letter-spacing: -1px;
      color: #F3FFF8;
      margin-bottom: 18px;
    }

    .hero-desc {
      max-width: 760px;
      color: #C7D3CD;
      font-size: 18px;
      line-height: 1.85;
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 26px;
    }

    .tag,
    .filter-tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 12px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(255, 255, 255, .12);
      color: #D7E2DC;
      background: rgba(255, 255, 255, .055);
      font-size: 14px;
      font-weight: 650;
    }

    .tag strong {
      color: var(--accent);
      font-weight: 850;
    }

    .hero-summary {
      border: 1px solid rgba(255, 255, 255, .12);
      background: linear-gradient(180deg, rgba(32, 40, 36, .88), rgba(24, 31, 29, .88));
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow);
      padding: 24px;
    }

    .summary-title {
      color: var(--text);
      font-weight: 800;
      font-size: 20px;
      margin-bottom: 16px;
    }

    .summary-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 13px 0;
      border-top: 1px solid rgba(255, 255, 255, .08);
      color: var(--muted);
      font-size: 15px;
    }

    .summary-row:first-of-type {
      border-top: 0;
    }

    .summary-row b {
      color: var(--text);
      text-align: right;
    }

    .status-dot {
      width: 9px;
      height: 9px;
      display: inline-block;
      border-radius: 99px;
      background: var(--primary);
      box-shadow: 0 0 18px rgba(31, 191, 143, .8);
      margin-right: 7px;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 82px 0;
    }

    .section.compact {
      padding: 58px 0;
    }

    .section-paper {
      background: var(--paper);
      color: var(--dark-text);
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 30px;
    }

    .section-kicker {
      color: var(--primary-2);
      font-weight: 800;
      font-size: 14px;
      letter-spacing: .5px;
      margin-bottom: 8px;
    }

    .section-paper .section-kicker {
      color: #168D6C;
    }

    h2 {
      font-size: clamp(27px, 3.2vw, 38px);
      line-height: 1.25;
      font-weight: 830;
      letter-spacing: -.5px;
    }

    .section-sub {
      max-width: 610px;
      color: var(--muted);
      font-size: 16px;
    }

    .section-paper .section-sub {
      color: var(--dark-muted);
    }

    .filter-panel {
      margin-top: -22px;
      position: relative;
      z-index: 2;
    }

    .filter-box {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      padding: 18px;
      border-radius: 22px;
      background: rgba(24, 31, 29, .94);
      border: 1px solid rgba(255, 255, 255, .11);
      box-shadow: var(--shadow);
    }

    .filter-tag:hover,
    .filter-tag.active {
      transform: translateY(-2px);
      color: #0B1110;
      border-color: var(--primary);
      background: var(--primary);
      box-shadow: 0 12px 25px rgba(31, 191, 143, .20);
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 28px;
      align-items: start;
    }

    .article-stack {
      display: grid;
      gap: 18px;
    }

    .topic-card {
      display: grid;
      grid-template-columns: 230px minmax(0, 1fr);
      gap: 22px;
      padding: 18px;
      border-radius: var(--radius-xl);
      background: rgba(255, 255, 255, .045);
      border: 1px solid rgba(255, 255, 255, .10);
      box-shadow: 0 12px 28px rgba(0, 0, 0, .12);
      transition: transform var(--ease), border-color var(--ease), background var(--ease), box-shadow var(--ease);
    }

    .topic-card:hover {
      transform: translateY(-3px);
      border-color: rgba(31, 191, 143, .38);
      background: rgba(255, 255, 255, .065);
      box-shadow: var(--shadow);
    }

    .topic-media {
      position: relative;
      min-height: 176px;
      overflow: hidden;
      border-radius: 18px;
      background: #202824;
    }

    .topic-media img {
      width: 100%;
      height: 100%;
      min-height: 176px;
      object-fit: cover;
      transition: transform .45s ease;
      filter: saturate(1.03) contrast(1.04);
    }

    .topic-card:hover .topic-media img {
      transform: scale(1.05);
    }

    .topic-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 20%, rgba(0,0,0,.52));
    }

    .media-badge {
      position: absolute;
      left: 12px;
      bottom: 12px;
      z-index: 1;
      padding: 6px 10px;
      border-radius: var(--radius-pill);
      background: rgba(16, 20, 23, .78);
      border: 1px solid rgba(255,255,255,.14);
      color: #F6E5B6;
      font-size: 13px;
      font-weight: 800;
    }

    .topic-body {
      min-width: 0;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .card-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      margin-bottom: 10px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      padding: 5px 9px;
      border-radius: var(--radius-pill);
      font-size: 12px;
      font-weight: 800;
      background: rgba(31, 191, 143, .12);
      color: var(--primary-2);
      border: 1px solid rgba(31, 191, 143, .26);
    }

    .badge.gold {
      color: #FFE4A0;
      border-color: rgba(241, 185, 78, .32);
      background: rgba(241, 185, 78, .10);
    }

    .date {
      color: var(--muted);
      font-size: 13px;
    }

    .topic-card h3 {
      font-size: 22px;
      line-height: 1.35;
      font-weight: 820;
      margin-bottom: 9px;
      color: #F2FBF7;
    }

    .topic-card p {
      color: #B5C2BC;
      font-size: 15px;
      line-height: 1.78;
      margin-bottom: 16px;
    }

    .read-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      align-self: flex-start;
      color: var(--primary-2);
      font-weight: 780;
      font-size: 15px;
    }

    .read-link::after {
      content: "→";
      transition: transform var(--ease);
    }

    .read-link:hover::after {
      transform: translateX(4px);
    }

    .sidebar {
      position: sticky;
      top: 96px;
      display: grid;
      gap: 18px;
    }

    .side-card {
      padding: 22px;
      border-radius: var(--radius-xl);
      background: rgba(255, 255, 255, .052);
      border: 1px solid rgba(255, 255, 255, .105);
      box-shadow: 0 12px 32px rgba(0, 0, 0, .16);
    }

    .side-card.light-alert {
      background: linear-gradient(180deg, rgba(241, 185, 78, .16), rgba(255,255,255,.05));
      border-color: rgba(241, 185, 78, .30);
    }

    .side-title {
      display: flex;
      align-items: center;
      gap: 9px;
      color: #F5FFF9;
      font-size: 18px;
      font-weight: 830;
      margin-bottom: 16px;
    }

    .side-title .icon {
      width: 24px;
      height: 24px;
      border-radius: 8px;
      background: rgba(31, 191, 143, .18);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-2);
      font-size: 13px;
    }

    .keyword-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
    }

    .keyword-cloud a {
      padding: 7px 10px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(255,255,255,.12);
      color: #C7D3CD;
      font-size: 13px;
      background: rgba(255,255,255,.035);
    }

    .keyword-cloud a:hover {
      color: #0B1110;
      border-color: var(--primary);
      background: var(--primary);
    }

    .risk-list,
    .hot-list,
    .check-list {
      list-style: none;
      display: grid;
      gap: 12px;
    }

    .risk-list li {
      color: #EADDC0;
      font-size: 14px;
      line-height: 1.65;
      padding-left: 22px;
      position: relative;
    }

    .risk-list li::before {
      content: "!";
      position: absolute;
      left: 0;
      top: 2px;
      width: 15px;
      height: 15px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(232, 93, 79, .18);
      color: #FFAAA0;
      font-size: 11px;
      font-weight: 900;
    }

    .hot-list {
      counter-reset: hot;
    }

    .hot-list a {
      display: grid;
      grid-template-columns: 28px 1fr;
      gap: 10px;
      align-items: start;
      color: #C7D3CD;
      font-size: 14px;
      line-height: 1.55;
    }

    .hot-list a::before {
      counter-increment: hot;
      content: counter(hot, decimal-leading-zero);
      color: var(--accent);
      font-weight: 900;
      font-size: 13px;
      margin-top: 1px;
    }

    .hot-list a:hover {
      color: var(--primary-2);
    }

    .pagination {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-top: 28px;
      align-items: center;
    }

    .page-btn {
      min-width: 42px;
      height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 14px;
      border-radius: 14px;
      border: 1px solid rgba(255, 255, 255, .11);
      background: rgba(255, 255, 255, .045);
      color: #C6D2CC;
      font-weight: 750;
    }

    .page-btn:hover {
      border-color: rgba(31, 191, 143, .42);
      color: var(--primary-2);
      transform: translateY(-2px);
    }

    .page-btn.current {
      background: var(--primary);
      color: #07110F;
      border-color: var(--primary);
      box-shadow: 0 10px 22px rgba(31, 191, 143, .20);
    }

    .page-btn.disabled {
      opacity: .42;
      pointer-events: none;
    }

    .rules-grid {
      display: grid;
      grid-template-columns: .95fr 1.05fr;
      gap: 28px;
      align-items: stretch;
    }

    .rule-panel,
    .check-panel {
      border-radius: var(--radius-xl);
      background: #fffaf0;
      border: 1px solid var(--line-paper);
      box-shadow: var(--shadow-soft);
      padding: 28px;
    }

    .rule-steps {
      list-style: none;
      display: grid;
      gap: 16px;
      margin-top: 18px;
    }

    .rule-steps li {
      display: grid;
      grid-template-columns: 42px 1fr;
      gap: 14px;
      align-items: start;
      padding-bottom: 16px;
      border-bottom: 1px dashed #D9D0C0;
    }

    .rule-steps li:last-child {
      padding-bottom: 0;
      border-bottom: 0;
    }

    .step-num {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #18352D;
      color: var(--primary-2);
      font-weight: 900;
      box-shadow: inset 0 0 0 1px rgba(31,191,143,.22);
    }

    .rule-steps h3,
    .check-panel h3 {
      color: var(--dark-text);
      font-size: 20px;
      font-weight: 830;
      margin-bottom: 5px;
    }

    .rule-steps p,
    .check-panel p {
      color: var(--dark-muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .check-list {
      margin-top: 18px;
    }

    .check-list li {
      position: relative;
      padding: 14px 14px 14px 42px;
      border-radius: 16px;
      background: #F6EFDF;
      color: var(--dark-text);
      border: 1px solid #E4DBC9;
      font-size: 15px;
    }

    .check-list li::before {
      content: "✓";
      position: absolute;
      left: 14px;
      top: 14px;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(31, 191, 143, .18);
      color: #138666;
      font-weight: 900;
      font-size: 12px;
    }

    .notice-strip {
      margin-top: 24px;
      padding: 16px 18px;
      border-radius: 18px;
      background: rgba(232, 93, 79, .08);
      border: 1px solid rgba(232, 93, 79, .20);
      color: #72352E;
      font-size: 15px;
      line-height: 1.75;
    }

    .faq-wrap {
      display: grid;
      gap: 14px;
      max-width: 960px;
      margin: 0 auto;
    }

    .faq-item {
      border-radius: 18px;
      background: #fffaf0;
      border: 1px solid var(--line-paper);
      box-shadow: 0 10px 24px rgba(20, 25, 22, .06);
      overflow: hidden;
    }

    .faq-q {
      width: 100%;
      padding: 20px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      color: var(--dark-text);
      font-size: 17px;
      font-weight: 830;
    }

    .faq-q:hover {
      background: #F7F0E1;
    }

    .faq-q .plus {
      width: 28px;
      height: 28px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: #18352D;
      color: var(--primary-2);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: transform var(--ease);
    }

    .faq-item.open .plus {
      transform: rotate(45deg);
    }

    .faq-a {
      display: none;
      padding: 0 22px 20px;
      color: var(--dark-muted);
      font-size: 15px;
      line-height: 1.8;
    }

    .faq-item.open .faq-a {
      display: block;
    }

    .cta {
      padding: 58px 0 88px;
    }

    .cta-box {
      position: relative;
      overflow: hidden;
      border-radius: 30px;
      padding: 34px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      background:
        linear-gradient(120deg, rgba(31, 191, 143, .18), rgba(241, 185, 78, .12)),
        linear-gradient(180deg, #1B2421, #111716);
      border: 1px solid rgba(255,255,255,.12);
      box-shadow: var(--shadow);
    }

    .cta-box::after {
      content: "";
      position: absolute;
      right: -80px;
      top: -90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(31, 191, 143, .16);
      filter: blur(6px);
    }

    .cta-box h2 {
      position: relative;
      z-index: 1;
      color: #F4FFF9;
      margin-bottom: 8px;
    }

    .cta-box p {
      position: relative;
      z-index: 1;
      color: #BFD0C8;
      max-width: 760px;
    }

    .cta-actions {
      position: relative;
      z-index: 1;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 18px;
      border-radius: var(--radius-pill);
      font-weight: 820;
      border: 1px solid transparent;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease), color var(--ease);
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--primary);
      color: #07110F;
      box-shadow: 0 14px 30px rgba(31, 191, 143, .22);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: var(--primary-2);
      box-shadow: 0 18px 36px rgba(31, 191, 143, .28);
    }

    .btn-secondary {
      color: #E9EFEA;
      background: rgba(255, 255, 255, .045);
      border-color: rgba(255, 255, 255, .15);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(31, 191, 143, .48);
      background: rgba(31, 191, 143, .11);
      color: var(--primary-2);
    }

    .site-footer {
      background: #0B0F11;
      border-top: 1px solid rgba(255,255,255,.08);
      padding: 56px 0 26px;
      color: #A9B5AF;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.25fr .8fr .9fr .95fr;
      gap: 32px;
      align-items: start;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }

    .footer-note {
      max-width: 390px;
      color: #98A49E;
      font-size: 14px;
      line-height: 1.8;
    }

    .footer-title {
      color: #E9EFEA;
      font-weight: 830;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 9px;
      font-size: 14px;
    }

    .footer-links a {
      color: #A9B5AF;
    }

    .footer-links a:hover {
      color: var(--primary-2);
      transform: translateX(2px);
    }

    .footer-links span {
      color: #8F9A95;
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      border-top: 1px solid rgba(255,255,255,.08);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      color: #7E8A84;
      font-size: 13px;
    }

    @media (max-width: 1080px) {
      .header-action {
        display: none;
      }

      .hero-content {
        grid-template-columns: 1fr;
        align-items: start;
      }

      .hero-summary {
        max-width: 620px;
      }

      .content-layout {
        grid-template-columns: 1fr;
      }

      .sidebar {
        position: static;
        grid-template-columns: repeat(3, minmax(0, 1fr));
      }

      .rules-grid,
      .cta-box {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        justify-content: flex-start;
      }

      .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 780px) {
      :root {
        --header-h: 68px;
      }

      .container {
        width: min(100% - 28px, var(--container));
      }

      .brand {
        min-width: auto;
      }

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

      .brand-text small {
        display: none;
      }

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

      .nav {
        position: absolute;
        left: 14px;
        right: 14px;
        top: calc(100% + 10px);
        display: none;
        flex-direction: column;
        align-items: stretch;
        border-radius: 20px;
        padding: 12px;
        background: rgba(16, 20, 23, .98);
        box-shadow: var(--shadow);
      }

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

      .nav a {
        width: 100%;
        text-align: center;
        padding: 13px 14px;
      }

      .page-hero {
        padding: 48px 0 44px;
      }

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

      .section {
        padding: 56px 0;
      }

      .section-head {
        display: block;
      }

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

      .topic-card {
        grid-template-columns: 1fr;
      }

      .topic-media,
      .topic-media img {
        min-height: 210px;
      }

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

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

    @media (max-width: 520px) {
      .brand-mark {
        width: 40px;
        height: 40px;
        border-radius: 13px;
        font-size: 14px;
      }

      .page-hero {
        background-position: center right;
      }

      .hero-tags,
      .filter-box,
      .cta-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .tag,
      .filter-tag,
      .btn {
        justify-content: center;
      }

      .hero-summary,
      .side-card,
      .rule-panel,
      .check-panel,
      .cta-box {
        padding: 20px;
        border-radius: 20px;
      }

      .topic-card {
        padding: 14px;
      }

      .topic-card h3 {
        font-size: 20px;
      }

      .rule-steps li {
        grid-template-columns: 36px 1fr;
        gap: 12px;
      }

      .step-num {
        width: 36px;
        height: 36px;
        border-radius: 12px;
      }

      .copyright {
        display: grid;
      }
    }