/* roulang page: index */
:root{
      --bg:#07080B;
      --bg-2:#0E1016;
      --panel:#11141C;
      --panel-2:#151927;
      --green:#123D32;
      --purple:#B88CFF;
      --cyan:#38F2C2;
      --warm:#F4F0E8;
      --muted:rgba(244,240,232,.68);
      --soft:rgba(244,240,232,.48);
      --line:rgba(255,255,255,.11);
      --line-2:rgba(184,140,255,.38);
      --shadow:0 24px 70px rgba(0,0,0,.46);
      --radius:14px;
      --radius-sm:10px;
      --container:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,Arial,sans-serif;
      color:var(--warm);
      background:
        radial-gradient(circle at 12% 8%, rgba(184,140,255,.20), transparent 30%),
        radial-gradient(circle at 82% 18%, rgba(56,242,194,.12), transparent 34%),
        linear-gradient(180deg,#07080B 0%,#090B10 48%,#07080B 100%);
      line-height:1.72;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.72),transparent 76%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    input{outline:none}
    .site-container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .section{padding:82px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--cyan);font-size:13px;letter-spacing:.08em;
      padding:7px 12px;border:1px solid rgba(56,242,194,.25);
      border-radius:999px;background:rgba(56,242,194,.06)
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:99px;background:var(--cyan);box-shadow:0 0 14px var(--cyan)}
    .section-title{font-size:clamp(28px,4vw,42px);line-height:1.18;font-weight:800;letter-spacing:-.03em}
    .section-desc{color:var(--muted);font-size:16px;max-width:760px;margin-top:14px}
    .btn{
      min-height:46px;display:inline-flex;align-items:center;justify-content:center;
      gap:8px;padding:12px 18px;border-radius:999px;border:1px solid transparent;
      font-weight:700;transition:.22s ease;white-space:nowrap;cursor:pointer
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--purple),var(--cyan));
      color:#06100d;box-shadow:0 0 28px rgba(184,140,255,.25)
    }
    .btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 36px rgba(56,242,194,.22)}
    .btn-secondary{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.15);color:var(--warm)}
    .btn-secondary:hover{border-color:rgba(56,242,194,.55);background:rgba(56,242,194,.08);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
    .badge{display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05);color:rgba(244,240,232,.78);padding:6px 10px;border-radius:999px;font-size:13px}
    .card{
      background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.035));
      border:1px solid var(--line);border-radius:var(--radius);
      box-shadow:0 20px 52px rgba(0,0,0,.26);
      transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
      position:relative;overflow:hidden
    }
    .card:hover{border-color:rgba(56,242,194,.46);transform:translateY(-4px);box-shadow:0 28px 70px rgba(0,0,0,.34)}
    .card:after{
      content:"";position:absolute;left:-40%;bottom:0;width:40%;height:1px;
      background:linear-gradient(90deg,transparent,var(--cyan),transparent);
      opacity:0;transition:.3s ease
    }
    .card:hover:after{left:100%;opacity:1}
    .topbar{
      position:sticky;top:0;z-index:50;
      background:rgba(7,8,11,.86);backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(56,242,194,.18)
    }
    .nav-main{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:-.03em}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;
      background:
        linear-gradient(135deg,rgba(184,140,255,.95),rgba(56,242,194,.95));
      box-shadow:0 0 28px rgba(184,140,255,.28);
      position:relative
    }
    .brand-mark:after{content:"字";position:absolute;inset:0;display:grid;place-items:center;color:#07100d;font-weight:900}
    .brand-text{font-size:18px}
    .nav-actions{display:flex;align-items:center;gap:12px;min-width:0}
    .search{
      display:flex;align-items:center;gap:8px;width:310px;max-width:34vw;
      padding:10px 13px;border-radius:999px;border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.045);color:var(--muted)
    }
    .search input{width:100%;border:0;background:transparent;color:var(--warm);font-size:14px}
    .search input::placeholder{color:rgba(244,240,232,.45)}
    .tabs-wrap{border-top:1px solid rgba(255,255,255,.055)}
    .tabs{display:flex;align-items:center;gap:10px;overflow-x:auto;padding:12px 0;scrollbar-width:none}
    .tabs::-webkit-scrollbar{display:none}
    .tab{
      flex:0 0 auto;padding:8px 14px;border-radius:999px;color:rgba(244,240,232,.65);
      border:1px solid transparent;font-size:14px;transition:.2s ease
    }
    .tab:hover{color:var(--warm);border-color:rgba(255,255,255,.14);background:rgba(255,255,255,.045)}
    .tab.active{color:#07100d;background:linear-gradient(135deg,var(--purple),var(--cyan));font-weight:800}
    .hero{min-height:690px;display:flex;align-items:center;padding:72px 0 88px;position:relative;overflow:hidden}
    .hero:before{
      content:"";position:absolute;inset:0;z-index:-1;
      background:
        linear-gradient(90deg,rgba(7,8,11,.94) 0%,rgba(7,8,11,.74) 45%,rgba(7,8,11,.96) 100%),
        repeating-linear-gradient(112deg,rgba(184,140,255,.14) 0 1px,transparent 1px 140px),
        radial-gradient(circle at 78% 50%,rgba(18,61,50,.88),transparent 38%);
    }
    .hero-stage{
      display:grid;grid-template-columns:1.08fr .92fr;gap:42px;align-items:center
    }
    .countdown{
      display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:24px;
      padding:10px 14px;border:1px solid rgba(184,140,255,.34);
      border-radius:14px;background:rgba(14,16,22,.72);width:max-content;max-width:100%
    }
    .count-pill{font-weight:900;color:var(--cyan)}
    .hero h1{font-size:clamp(34px,6vw,70px);line-height:1.04;font-weight:950;letter-spacing:-.055em;max-width:920px}
    .hero p{font-size:17px;color:rgba(244,240,232,.75);max-width:760px;margin-top:24px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:34px;max-width:760px}
    .point{padding:14px;border-radius:12px;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.035)}
    .point strong{display:block;color:var(--warm);font-size:20px}
    .point span{display:block;color:var(--soft);font-size:13px;margin-top:2px}
    .poster-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;perspective:900px}
    .poster{
      min-height:190px;border-radius:14px;border:1px solid rgba(255,255,255,.12);
      background:linear-gradient(160deg,rgba(184,140,255,.24),rgba(56,242,194,.08) 48%,rgba(255,255,255,.035));
      padding:16px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow);
      transform:rotateY(-4deg);position:relative;overflow:hidden
    }
    .poster:nth-child(2),.poster:nth-child(5){transform:translateY(28px) rotateY(-4deg)}
    .poster:nth-child(3){background:linear-gradient(160deg,rgba(18,61,50,.7),rgba(184,140,255,.14))}
    .poster:before{content:"";position:absolute;inset:auto 12px 48px 12px;height:7px;border-radius:99px;background:rgba(244,240,232,.82);box-shadow:0 14px 0 rgba(244,240,232,.38),0 28px 0 rgba(244,240,232,.18)}
    .poster b{font-size:18px;line-height:1.25;position:relative;z-index:1}
    .poster small{color:var(--soft);position:relative;z-index:1}
    .news-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:22px;margin-top:28px}
    .update-list{padding:10px}
    .update-item{display:grid;grid-template-columns:92px 1fr auto;gap:16px;align-items:center;padding:18px;border-radius:12px;border-bottom:1px solid rgba(255,255,255,.08)}
    .update-item:hover{background:rgba(255,255,255,.04)}
    .update-date{color:var(--cyan);font-weight:800}
    .update-item h3{font-size:17px;font-weight:800}
    .update-item p{color:var(--soft);font-size:14px;margin-top:2px}
    .side-feature{padding:24px;background:linear-gradient(180deg,rgba(18,61,50,.45),rgba(184,140,255,.10))}
    .qa-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}
    .qa-card{padding:22px}
    .qa-card .num{color:var(--purple);font-weight:950;font-size:13px}
    .qa-card h3{font-size:18px;font-weight:850;margin-top:12px}
    .qa-card p{color:var(--muted);font-size:14px;margin-top:8px}
    .story-box{display:grid;grid-template-columns:.72fr 1.28fr;gap:30px;align-items:start;border-top:1px solid rgba(56,242,194,.22);padding-top:32px}
    .principles{display:grid;gap:14px}
    .principle{display:grid;grid-template-columns:52px 1fr;gap:16px;padding:18px;border-radius:14px;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.035)}
    .principle em{font-style:normal;color:var(--cyan);font-weight:900}
    .principle p{color:var(--muted);font-size:15px;margin-top:4px}
    .content-layout{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}
    .feature-card{min-height:360px;padding:24px;background:linear-gradient(160deg,rgba(184,140,255,.22),rgba(14,16,22,.92) 55%,rgba(18,61,50,.42))}
    .mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .mini-card{padding:20px;min-height:171px}
    .feature-card h3,.mini-card h3{font-size:22px;font-weight:900}
    .mini-card h3{font-size:18px}
    .feature-card p,.mini-card p{color:var(--muted);margin-top:10px;font-size:15px}
    .info-list{margin-top:22px;display:grid;gap:10px}
    .info-list li{display:flex;gap:10px;color:rgba(244,240,232,.76);font-size:14px}
    .info-list li:before{content:"";width:8px;height:8px;border-radius:999px;background:var(--cyan);margin-top:9px;flex:0 0 auto}
    .article-wrap{display:grid;grid-template-columns:1fr 340px;gap:24px;margin-top:28px}
    .article-list{padding:8px}
    .article-link{display:flex;gap:16px;justify-content:space-between;padding:17px;border-radius:12px;border-bottom:1px solid rgba(255,255,255,.08)}
    .article-link:hover{background:rgba(184,140,255,.06)}
    .article-link h3{font-size:17px;font-weight:850}
    .article-link p{color:var(--soft);font-size:14px;margin-top:4px}
    .article-link span{color:var(--cyan);font-size:13px;white-space:nowrap}
    .recommend{padding:22px}
    .security-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
    .security{padding:22px}
    .icon{
      width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
      background:rgba(56,242,194,.10);border:1px solid rgba(56,242,194,.25);font-size:20px
    }
    .security h3{font-weight:850;font-size:18px;margin-top:16px}
    .security p{color:var(--muted);font-size:14px;margin-top:8px}
    .metric-board{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}
    .metric{padding:18px;border-left:1px solid rgba(56,242,194,.32);background:rgba(255,255,255,.035)}
    .metric strong{display:block;font-size:18px;color:var(--warm)}
    .metric span{font-size:13px;color:var(--soft)}
    .faq-list{display:grid;gap:12px;margin-top:28px}
    details{border:1px solid rgba(255,255,255,.11);border-radius:14px;background:rgba(255,255,255,.04);padding:0;overflow:hidden}
    details[open]{border-color:rgba(184,140,255,.48);background:rgba(184,140,255,.06)}
    summary{cursor:pointer;list-style:none;padding:18px 20px;font-weight:850;display:flex;justify-content:space-between;gap:16px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";color:var(--cyan);transition:.2s ease}
    details[open] summary:after{transform:rotate(45deg)}
    details p{padding:0 20px 20px;color:var(--muted);font-size:15px}
    .cta{
      position:relative;overflow:hidden;border-radius:22px;padding:42px;
      background:
        linear-gradient(110deg,rgba(184,140,255,.20),rgba(18,61,50,.60)),
        radial-gradient(circle at 85% 30%,rgba(56,242,194,.18),transparent 30%);
      border:1px solid rgba(56,242,194,.24)
    }
    .cta-grid{display:grid;grid-template-columns:1fr .82fr;gap:26px;align-items:center}
    .subscribe{display:flex;gap:10px;margin-top:24px;max-width:620px}
    .subscribe input{min-height:48px;flex:1;border-radius:999px;border:1px solid rgba(255,255,255,.14);background:rgba(7,8,11,.54);color:var(--warm);padding:0 16px}
    .tag-wall{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
    footer{background:#050609;border-top:1px solid rgba(56,242,194,.22);padding:44px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:24px}
    .footer-title{font-size:19px;font-weight:900}
    .footer-desc,.copyright{color:var(--soft);font-size:14px;margin-top:12px}
    .footer-links{display:grid;gap:9px;color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--cyan)}
    .mobile-search-icon{display:none}
    @media (max-width:1024px){
      .hero-stage,.news-grid,.story-box,.content-layout,.article-wrap,.cta-grid{grid-template-columns:1fr}
      .poster-wall{max-width:720px}
      .qa-grid,.security-grid,.metric-board{grid-template-columns:repeat(2,1fr)}
      .tag-wall{justify-content:flex-start}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .section{padding:58px 0}
      .nav-main{height:66px}
      .brand-text{font-size:16px}
      .search{display:none}
      .mobile-search-icon{display:grid;width:44px;height:44px;border-radius:999px;border:1px solid rgba(255,255,255,.12);place-items:center;color:var(--muted)}
      .nav-actions .btn{padding-inline:14px}
      .hero{min-height:auto;padding:52px 0 64px}
      .countdown{width:100%;font-size:13px}
      .hero-points{grid-template-columns:1fr}
      .poster-wall{grid-template-columns:repeat(2,1fr);gap:12px}
      .poster{min-height:154px;transform:none!important}
      .update-item{grid-template-columns:1fr;gap:6px}
      .qa-grid,.mini-grid,.security-grid,.metric-board,.footer-grid{grid-template-columns:1fr}
      .article-link{flex-direction:column}
      .subscribe{flex-direction:column}
      .cta{padding:28px}
    }
    @media (max-width:520px){
      .brand-mark{width:34px;height:34px}
      .brand-text{max-width:166px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .tabs{padding-bottom:10px}
      .tab{padding:8px 12px}
      .hero-actions .btn{width:100%}
      .poster-wall{display:flex;overflow-x:auto;padding-bottom:8px}
      .poster{min-width:180px}
      .section-title{font-size:28px}
    }

/* roulang page: category1 */
:root {
      --bg: #07080B;
      --bg-soft: #0E1016;
      --bg-panel: #12151E;
      --bg-green: #123D32;
      --text: #F4F0E8;
      --muted: rgba(244, 240, 232, .68);
      --faint: rgba(244, 240, 232, .48);
      --line: rgba(255, 255, 255, .11);
      --line-strong: rgba(184, 140, 255, .46);
      --purple: #B88CFF;
      --cyan: #38F2C2;
      --shadow: 0 24px 80px rgba(0, 0, 0, .46);
      --radius: 14px;
      --radius-sm: 10px;
      --container: 1220px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 16% 8%, rgba(184, 140, 255, .18), transparent 28%),
        radial-gradient(circle at 82% 18%, rgba(56, 242, 194, .11), transparent 30%),
        linear-gradient(180deg, #07080B 0%, #0B0D12 46%, #07080B 100%);
      line-height: 1.7;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -2;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
      background-size: 52px 52px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.95), rgba(0,0,0,.18));
      pointer-events: none;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
    }

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

    button,
    input,
    select {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    input,
    select {
      color: var(--text);
      background: rgba(255,255,255,.055);
      border: 1px solid var(--line);
      outline: none;
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }

    input:focus,
    select:focus,
    button:focus-visible,
    a:focus-visible,
    summary:focus-visible {
      outline: 2px solid rgba(56, 242, 194, .74);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(7, 8, 11, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(56, 242, 194, .24);
      box-shadow: 0 16px 48px rgba(0,0,0,.35);
    }

    .topbar {
      min-height: 74px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 14px 0;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 800;
      letter-spacing: 0;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      background:
        linear-gradient(135deg, rgba(184,140,255,.95), rgba(56,242,194,.9)),
        linear-gradient(180deg, rgba(255,255,255,.2), transparent);
      box-shadow: 0 0 28px rgba(184,140,255,.35);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 10px 8px;
      border-top: 2px solid rgba(7,8,11,.72);
      border-bottom: 2px solid rgba(7,8,11,.72);
    }

    .brand-text {
      font-size: 17px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .search-box {
      width: min(360px, 34vw);
      height: 44px;
      border-radius: 999px;
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 0 15px;
      background: rgba(255,255,255,.055);
      border: 1px solid var(--line);
    }

    .search-box span {
      color: var(--cyan);
      font-size: 14px;
    }

    .search-box input {
      width: 100%;
      border: 0;
      padding: 0;
      background: transparent;
      color: var(--text);
      min-width: 80px;
    }

    .search-box input::placeholder {
      color: rgba(244,240,232,.45);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 700;
      white-space: nowrap;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
    }

    .btn-primary {
      color: #07100D;
      background: linear-gradient(135deg, var(--purple), var(--cyan));
      box-shadow: 0 14px 38px rgba(56,242,194,.16), 0 0 26px rgba(184,140,255,.22);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 48px rgba(56,242,194,.24), 0 0 34px rgba(184,140,255,.32);
    }

    .btn-secondary {
      color: var(--text);
      background: rgba(255,255,255,.045);
      border-color: rgba(255,255,255,.16);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(56,242,194,.52);
      background: rgba(56,242,194,.08);
    }

    .tabs {
      display: flex;
      gap: 10px;
      padding: 0 0 13px;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .tabs::-webkit-scrollbar {
      display: none;
    }

    .tab {
      min-height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 16px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.1);
      color: rgba(244,240,232,.72);
      background: rgba(255,255,255,.035);
      white-space: nowrap;
      font-size: 14px;
    }

    .tab:hover {
      color: var(--text);
      border-color: rgba(56,242,194,.44);
      background: rgba(56,242,194,.08);
    }

    .tab.active {
      color: var(--text);
      border-color: rgba(184,140,255,.72);
      background: linear-gradient(135deg, rgba(184,140,255,.22), rgba(56,242,194,.09));
      box-shadow: inset 0 0 0 1px rgba(184,140,255,.1);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 78px 0;
      position: relative;
    }

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

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0;
    }

    .eyebrow::before {
      content: "";
      width: 28px;
      height: 1px;
      background: linear-gradient(90deg, var(--cyan), transparent);
    }

    .hero {
      padding: 64px 0 78px;
      background:
        linear-gradient(112deg, rgba(18,61,50,.38), transparent 42%),
        linear-gradient(180deg, rgba(255,255,255,.03), transparent);
      border-bottom: 1px solid rgba(255,255,255,.08);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 430px;
      gap: 44px;
      align-items: center;
    }

    .hero h1 {
      margin: 18px 0 18px;
      font-size: clamp(34px, 5vw, 62px);
      line-height: 1.08;
      letter-spacing: 0;
      max-width: 820px;
    }

    .hero-lead {
      max-width: 720px;
      color: rgba(244,240,232,.78);
      font-size: 17px;
      line-height: 1.85;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 28px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 12px;
      border: 1px solid rgba(255,255,255,.11);
      border-radius: 999px;
      color: rgba(244,240,232,.74);
      background: rgba(255,255,255,.04);
      font-size: 13px;
    }

    .tag.cyan {
      color: var(--cyan);
      border-color: rgba(56,242,194,.36);
      background: rgba(56,242,194,.07);
    }

    .lead-panel {
      border: 1px solid rgba(255,255,255,.12);
      border-radius: 16px;
      background: linear-gradient(180deg, rgba(18,21,30,.92), rgba(8,9,13,.95));
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }

    .lead-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(135deg, rgba(184,140,255,.2), transparent 38%),
        linear-gradient(315deg, rgba(56,242,194,.16), transparent 36%);
      pointer-events: none;
    }

    .report-cover {
      position: relative;
      padding: 24px;
      min-height: 510px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .cover-top {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      align-items: flex-start;
    }

    .cover-code {
      color: rgba(244,240,232,.52);
      font-size: 12px;
      border: 1px solid rgba(255,255,255,.1);
      border-radius: 999px;
      padding: 4px 9px;
    }

    .cover-title {
      margin-top: 52px;
      font-size: 31px;
      line-height: 1.18;
      font-weight: 900;
      letter-spacing: 0;
    }

    .cover-sub {
      margin-top: 14px;
      color: var(--muted);
      font-size: 14px;
    }

    .cover-lines {
      display: grid;
      gap: 10px;
      margin-top: 28px;
    }

    .cover-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 12px 0;
      border-bottom: 1px solid rgba(255,255,255,.09);
      color: rgba(244,240,232,.76);
      font-size: 14px;
    }

    .cover-line b {
      color: var(--text);
      font-weight: 800;
    }

    .cover-form {
      display: grid;
      gap: 10px;
      margin-top: 28px;
      position: relative;
      z-index: 1;
    }

    .cover-form input {
      height: 46px;
      border-radius: 999px;
      padding: 0 15px;
    }

    .cover-form .btn {
      width: 100%;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .78fr) minmax(0, 1fr);
      gap: 36px;
      align-items: end;
      margin-bottom: 34px;
    }

    .section h2 {
      margin: 10px 0 0;
      font-size: clamp(28px, 3.5vw, 40px);
      line-height: 1.18;
      letter-spacing: 0;
    }

    .section-desc {
      color: var(--muted);
      margin: 0;
      font-size: 16px;
    }

    .filter-layout {
      display: grid;
      grid-template-columns: 280px minmax(0, 1fr);
      gap: 24px;
      align-items: start;
    }

    .filter-panel {
      position: sticky;
      top: 140px;
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(18,21,30,.74);
      box-shadow: 0 18px 50px rgba(0,0,0,.28);
    }

    .filter-title {
      font-weight: 800;
      margin-bottom: 14px;
    }

    .filter-list {
      display: grid;
      gap: 10px;
    }

    .filter-chip {
      width: 100%;
      min-height: 42px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      border-radius: 10px;
      border: 1px solid rgba(255,255,255,.1);
      background: rgba(255,255,255,.035);
      color: rgba(244,240,232,.72);
      padding: 0 12px;
      text-align: left;
    }

    .filter-chip:hover,
    .filter-chip.active {
      color: var(--text);
      border-color: rgba(56,242,194,.52);
      background: rgba(56,242,194,.08);
    }

    .filter-note {
      margin-top: 18px;
      padding-top: 16px;
      border-top: 1px solid rgba(255,255,255,.09);
      color: var(--faint);
      font-size: 13px;
      line-height: 1.65;
    }

    .content-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .topic-card {
      min-height: 285px;
      position: relative;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 20px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background:
        linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018)),
        linear-gradient(135deg, rgba(184,140,255,.12), transparent 46%);
      overflow: hidden;
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .topic-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, transparent, rgba(56,242,194,.14), transparent);
      transform: translateX(-110%);
      transition: transform .6s ease;
      pointer-events: none;
    }

    .topic-card::after {
      content: "";
      position: absolute;
      right: -24px;
      top: -32px;
      width: 150px;
      height: 210px;
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.1);
      background:
        linear-gradient(180deg, rgba(184,140,255,.18), rgba(56,242,194,.06)),
        repeating-linear-gradient(180deg, rgba(255,255,255,.09) 0 2px, transparent 2px 18px);
      transform: rotate(8deg);
      opacity: .44;
    }

    .topic-card:hover {
      transform: translateY(-4px);
      border-color: rgba(56,242,194,.52);
      box-shadow: 0 18px 56px rgba(0,0,0,.34);
    }

    .topic-card:hover::before {
      transform: translateX(110%);
    }

    .topic-card > * {
      position: relative;
      z-index: 1;
    }

    .card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 28px;
    }

    .card-num {
      color: rgba(244,240,232,.44);
      font-size: 13px;
      font-weight: 800;
    }

    .topic-card h3 {
      margin: 0 0 10px;
      font-size: 21px;
      line-height: 1.35;
      letter-spacing: 0;
    }

    .topic-card p {
      margin: 0;
      color: rgba(244,240,232,.7);
      font-size: 15px;
    }

    .card-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-top: 26px;
      padding-top: 16px;
      border-top: 1px solid rgba(255,255,255,.09);
      color: rgba(244,240,232,.56);
      font-size: 13px;
    }

    .mini-link {
      color: var(--cyan);
      font-weight: 800;
    }

    .mini-link:hover {
      color: var(--purple);
    }

    .explain-band {
      border-block: 1px solid rgba(255,255,255,.09);
      background:
        linear-gradient(90deg, rgba(18,61,50,.52), transparent),
        rgba(255,255,255,.025);
    }

    .explain-grid {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
      gap: 34px;
      align-items: center;
    }

    .rule-list {
      display: grid;
      gap: 12px;
    }

    .rule-item {
      display: grid;
      grid-template-columns: 44px minmax(0, 1fr);
      gap: 14px;
      align-items: start;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: rgba(7,8,11,.44);
    }

    .rule-index {
      width: 44px;
      height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 10px;
      color: #07100D;
      font-weight: 900;
      background: linear-gradient(135deg, var(--cyan), var(--purple));
    }

    .rule-item h3 {
      margin: 0 0 5px;
      font-size: 17px;
    }

    .rule-item p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .signal-board {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 1px;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: rgba(255,255,255,.1);
    }

    .signal-item {
      min-height: 150px;
      padding: 20px;
      background: rgba(18,21,30,.86);
    }

    .signal-item strong {
      display: block;
      color: var(--text);
      font-size: 20px;
      margin-bottom: 8px;
    }

    .signal-item span {
      color: var(--muted);
      font-size: 14px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr);
      gap: 34px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    details {
      border: 1px solid var(--line);
      border-radius: 12px;
      background: rgba(18,21,30,.72);
      overflow: hidden;
      transition: border-color .2s ease, background .2s ease;
    }

    details[open] {
      border-color: rgba(184,140,255,.55);
      background: rgba(184,140,255,.07);
    }

    summary {
      min-height: 58px;
      padding: 16px 18px;
      list-style: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      font-weight: 800;
    }

    summary::-webkit-details-marker {
      display: none;
    }

    summary::after {
      content: "+";
      width: 26px;
      height: 26px;
      flex: 0 0 auto;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--cyan);
      border: 1px solid rgba(56,242,194,.35);
      transition: transform .2s ease;
    }

    details[open] summary::after {
      transform: rotate(45deg);
    }

    details p {
      margin: 0;
      padding: 0 18px 18px;
      color: var(--muted);
      font-size: 15px;
    }

    .cta {
      padding: 56px;
      border-radius: 18px;
      border: 1px solid rgba(56,242,194,.22);
      background:
        linear-gradient(135deg, rgba(184,140,255,.19), transparent 40%),
        linear-gradient(315deg, rgba(56,242,194,.14), transparent 35%),
        rgba(18,21,30,.86);
      box-shadow: var(--shadow);
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      gap: 34px;
      align-items: center;
    }

    .cta h2 {
      margin: 0 0 12px;
      font-size: clamp(28px, 3vw, 42px);
      line-height: 1.18;
    }

    .cta p {
      margin: 0;
      color: var(--muted);
      max-width: 680px;
    }

    .subscribe-box {
      display: grid;
      gap: 10px;
    }

    .subscribe-box input,
    .subscribe-box select {
      height: 46px;
      border-radius: 999px;
      padding: 0 15px;
    }

    footer {
      background: #050609;
      border-top: 1px solid rgba(56,242,194,.22);
      padding: 48px 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) minmax(0, .75fr) minmax(0, .75fr);
      gap: 34px;
    }

    .footer-title {
      font-weight: 900;
      font-size: 17px;
    }

    .footer-desc,
    .copyright {
      color: var(--muted);
      margin: 12px 0 0;
      font-size: 14px;
    }

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

    .footer-links a {
      color: rgba(244,240,232,.66);
      font-size: 14px;
    }

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

    @media (max-width: 1024px) {
      .hero-grid,
      .filter-layout,
      .explain-grid,
      .faq-grid,
      .cta {
        grid-template-columns: 1fr;
      }

      .lead-panel {
        max-width: 620px;
      }

      .filter-panel {
        position: relative;
        top: auto;
      }

      .filter-list {
        display: flex;
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .filter-chip {
        width: auto;
        min-width: max-content;
      }

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

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

      .topbar {
        min-height: 66px;
        gap: 10px;
      }

      .brand-text {
        max-width: 168px;
        font-size: 15px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 10px;
      }

      .search-box {
        width: 44px;
        padding: 0;
        justify-content: center;
        flex: 0 0 auto;
      }

      .search-box input {
        display: none;
      }

      .header-actions .btn {
        min-height: 40px;
        padding: 0 13px;
        font-size: 13px;
      }

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

      .section {
        padding: 56px 0;
      }

      .section-tight {
        padding: 44px 0;
      }

      .section-head {
        grid-template-columns: 1fr;
        gap: 14px;
      }

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

      .report-cover {
        min-height: 460px;
        padding: 20px;
      }

      .cover-title {
        font-size: 27px;
      }

      .cta {
        padding: 28px;
      }

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

    @media (max-width: 520px) {
      .hero-actions,
      .cta .btn {
        width: 100%;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .signal-board {
        grid-template-columns: 1fr;
      }

      .topic-card {
        min-height: 260px;
      }

      .tabs {
        padding-bottom: 11px;
      }

      .tab {
        min-height: 36px;
        padding-inline: 14px;
      }
    }