/* roulang page: index */
:root{
      --bg:#090b10;
      --bg-2:#11131a;
      --panel:#141720;
      --panel-2:#191d28;
      --text:#f4f7f5;
      --muted:#9ca3af;
      --soft:#cbd5d1;
      --green:#39ffb6;
      --green-2:#8dffd8;
      --purple:#8b5cf6;
      --orange:#ffb020;
      --line:rgba(141,255,216,.2);
      --line-2:rgba(139,92,246,.24);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow:0 24px 80px rgba(0,0,0,.45);
      --glow:0 0 42px rgba(57,255,182,.18),0 0 70px rgba(139,92,246,.14);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      line-height:1.7;
      background:
        radial-gradient(circle at 12% 0%,rgba(57,255,182,.15),transparent 34%),
        radial-gradient(circle at 88% 12%,rgba(139,92,246,.18),transparent 32%),
        radial-gradient(circle at 40% 92%,rgba(255,176,32,.08),transparent 28%),
        linear-gradient(135deg,#090b10 0%,#111018 44%,#08130f 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.28;
      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:34px 34px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),rgba(0,0,0,.08));
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:-20%;
      pointer-events:none;
      background:conic-gradient(from 140deg,transparent,rgba(57,255,182,.08),transparent,rgba(139,92,246,.1),transparent);
      filter:blur(26px);
      animation:energyMove 18s linear infinite;
      z-index:-3;
    }
    @keyframes energyMove{to{transform:rotate(360deg)}}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .site-container{width:min(1280px,calc(100% - 48px));margin-inline:auto}
    .skip-link{position:absolute;left:-999px;top:10px;background:var(--green);color:#07100c;padding:10px 14px;border-radius:999px;z-index:99}
    .skip-link:focus{left:16px}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:blur(18px);
      background:rgba(9,11,16,.76);
      border-bottom:1px solid rgba(141,255,216,.12);
      box-shadow:0 10px 40px rgba(0,0,0,.24);
    }
    .nav-wrap{
      height:66px;
      display:grid;
      grid-template-columns:auto 1fr auto;
      align-items:center;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      letter-spacing:-.02em;
      white-space:nowrap;
    }
    .brand-mark{
      width:34px;height:34px;border-radius:12px;
      background:linear-gradient(135deg,var(--green),var(--purple));
      box-shadow:0 0 26px rgba(57,255,182,.4);
      position:relative;
    }
    .brand-mark:after{
      content:"";
      position:absolute;inset:9px;border-radius:8px;
      border:2px solid rgba(9,11,16,.65);
    }
    .brand-text{max-width:260px;overflow:hidden;text-overflow:ellipsis}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      padding:9px 13px;
      border-radius:999px;
      color:var(--soft);
      font-size:14px;
      font-weight:700;
      transition:.22s ease;
    }
    .nav-links a:hover,.nav-links a:focus-visible,.nav-links a.active{
      color:var(--text);
      background:rgba(57,255,182,.09);
      outline:none;
      box-shadow:inset 0 0 0 1px rgba(57,255,182,.18);
    }
    .nav-tools{display:flex;align-items:center;gap:12px}
    .search-box{
      width:230px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border:1px solid rgba(141,255,216,.22);
      border-radius:999px;
      background:rgba(17,19,26,.78);
      transition:.22s ease;
    }
    .search-box:focus-within{border-color:var(--green);box-shadow:0 0 0 4px rgba(57,255,182,.08)}
    .search-box input{
      width:100%;
      min-width:0;
      color:var(--text);
      background:transparent;
      border:0;
      outline:0;
      font-size:13px;
    }
    .search-box input::placeholder{color:#7f8794}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:800;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#06100c;
      background:linear-gradient(135deg,var(--green),var(--green-2));
      box-shadow:0 12px 32px rgba(57,255,182,.26);
    }
    .btn-primary:hover,.btn-primary:focus-visible{transform:translateY(-2px);box-shadow:0 18px 48px rgba(57,255,182,.36);outline:none}
    .btn-secondary{
      color:var(--text);
      background:rgba(20,23,32,.82);
      border:1px solid rgba(139,92,246,.45);
    }
    .btn-secondary:hover,.btn-secondary:focus-visible{transform:translateY(-2px);border-color:var(--green);background:rgba(139,92,246,.12);outline:none}
    .btn:active{transform:scale(.98)}
    .menu-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      background:rgba(20,23,32,.9);
      color:var(--text);
      border:1px solid var(--line);
    }
    main{overflow:hidden}
    section{position:relative}
    .section-pad{padding:86px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:30px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--green);
      font-weight:900;
      font-size:13px;
      letter-spacing:.08em;
    }
    .eyebrow:before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--green);
      box-shadow:0 0 18px var(--green);
    }
    h1,h2,h3{margin:0;line-height:1.12;letter-spacing:-.04em}
    h1{font-size:clamp(34px,6vw,64px);font-weight:950;text-wrap:balance}
    h2{font-size:clamp(28px,4vw,40px);font-weight:900}
    h3{font-size:20px;font-weight:850}
    p{margin:0;color:var(--soft)}
    .muted{color:var(--muted)}
    .hero{
      padding:74px 0 60px;
      min-height:calc(100vh - 66px);
      display:flex;
      align-items:center;
    }
    .hero-shell{
      border:1px solid rgba(141,255,216,.18);
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(20,23,32,.94),rgba(12,14,20,.86)),
        radial-gradient(circle at 80% 18%,rgba(57,255,182,.16),transparent 32%);
      box-shadow:var(--shadow),var(--glow);
      padding:28px;
      position:relative;
      overflow:hidden;
    }
    .hero-shell:before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(120deg,transparent,rgba(57,255,182,.06),transparent);
      transform:translateX(-40%);
      animation:scan 7s ease-in-out infinite;
    }
    @keyframes scan{50%{transform:translateX(45%)}100%{transform:translateX(110%)}}
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:26px;
      align-items:stretch;
    }
    .hero-copy{
      padding:30px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-height:480px;
    }
    .hero-copy .lead{
      margin-top:20px;
      max-width:760px;
      font-size:17px;
      color:#d9e2de;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
    .status-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
    .status-chip,.tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:#dbe7e2;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.09);
      font-size:13px;
      font-weight:750;
    }
    .status-dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--green);
      box-shadow:0 0 16px var(--green);
      flex:0 0 auto;
    }
    .hero-console{
      padding:20px;
      border-radius:24px;
      background:rgba(9,11,16,.74);
      border:1px solid rgba(139,92,246,.22);
      min-height:480px;
      display:grid;
      gap:14px;
      align-content:center;
    }
    .console-status{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      padding:14px 16px;
      border-radius:18px;
      background:linear-gradient(135deg,rgba(57,255,182,.1),rgba(139,92,246,.09));
      border:1px solid rgba(141,255,216,.2);
    }
    .bar{
      height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--green),var(--purple));
      box-shadow:0 0 18px rgba(57,255,182,.45);
    }
    .icon-matrix{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .matrix-card,.card{
      border:1px solid rgba(141,255,216,.15);
      border-radius:var(--radius-lg);
      background:linear-gradient(145deg,rgba(25,29,40,.92),rgba(14,16,23,.96));
      box-shadow:0 18px 48px rgba(0,0,0,.24);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .matrix-card{
      padding:16px;
      min-height:128px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .matrix-card:hover,.card:hover{
      transform:translateY(-4px);
      border-color:rgba(57,255,182,.42);
      box-shadow:0 20px 58px rgba(0,0,0,.32),0 0 30px rgba(57,255,182,.1);
    }
    .matrix-icon{
      width:38px;height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:rgba(57,255,182,.1);
      color:var(--green);
      font-weight:950;
      border:1px solid rgba(57,255,182,.22);
    }
    .matrix-card small{color:var(--muted);font-weight:800}
    .directory-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr 1fr;
      gap:18px;
      align-items:stretch;
    }
    .task-card{
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .task-card.wide{grid-column:span 2}
    .task-card:after{
      content:"";
      position:absolute;
      left:22px;right:22px;bottom:0;
      height:3px;
      background:linear-gradient(90deg,var(--green),transparent,var(--purple));
      opacity:.7;
    }
    .num-badge{
      width:42px;height:42px;border-radius:16px;
      display:grid;place-items:center;
      color:#07100c;
      background:linear-gradient(135deg,var(--green),var(--orange));
      font-weight:950;
      margin-bottom:18px;
    }
    .check-list{display:grid;gap:9px;margin:16px 0 0;padding:0;list-style:none}
    .check-list li{
      display:flex;
      gap:9px;
      align-items:flex-start;
      color:#d5dfdb;
      font-size:15px;
    }
    .check-list li:before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--green);
      margin-top:9px;
      box-shadow:0 0 12px var(--green);
      flex:0 0 auto;
    }
    .recommend-layout{
      display:grid;
      grid-template-columns:1fr 1.45fr;
      gap:20px;
    }
    .feature-panel{
      padding:28px;
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 0% 0%,rgba(57,255,182,.16),transparent 38%),
        linear-gradient(145deg,rgba(25,29,40,.95),rgba(12,14,20,.96));
      border:1px solid rgba(141,255,216,.16);
      box-shadow:var(--shadow);
    }
    .topic-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
    .topic-cloud .tag:hover{border-color:var(--purple);background:rgba(139,92,246,.13)}
    .proof-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .proof-card{padding:20px}
    .proof-meta{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      margin-bottom:12px;
      color:var(--muted);
      font-size:13px;
      font-weight:800;
    }
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1.45fr) minmax(290px,.55fr);
      gap:22px;
    }
    .news-list{
      display:grid;
      gap:12px;
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:17px;
      border-radius:20px;
      background:rgba(20,23,32,.82);
      border:1px solid rgba(255,255,255,.08);
      transition:.22s ease;
    }
    .news-item:hover,.news-item:focus-visible{
      outline:none;
      border-color:rgba(57,255,182,.32);
      background:rgba(25,29,40,.96);
      transform:translateX(4px);
    }
    .news-index{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      background:rgba(139,92,246,.14);
      color:#d9ccff;
      font-weight:900;
    }
    .side-panel{padding:22px}
    .share-band{
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
      padding:28px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(57,255,182,.11),rgba(139,92,246,.16)),
        rgba(20,23,32,.92);
      border:1px solid rgba(141,255,216,.22);
      box-shadow:var(--glow);
    }
    .share-actions{display:flex;flex-wrap:wrap;gap:12px}
    .guide-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:20px;
    }
    .guide-steps{display:grid;gap:14px}
    .guide-step{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      padding:18px;
      border-radius:20px;
      background:rgba(20,23,32,.84);
      border:1px solid rgba(255,255,255,.08);
    }
    .mini-num{
      width:34px;height:34px;border-radius:12px;
      display:grid;place-items:center;
      color:#07100c;
      background:var(--green);
      font-weight:950;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    details.faq{
      border:1px solid rgba(255,255,255,.08);
      border-radius:20px;
      background:rgba(20,23,32,.86);
      overflow:hidden;
      transition:.22s ease;
    }
    details.faq[open]{
      border-color:rgba(57,255,182,.35);
      background:linear-gradient(90deg,rgba(57,255,182,.08),rgba(20,23,32,.92));
    }
    details.faq summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      font-weight:850;
      color:var(--text);
    }
    details.faq summary::-webkit-details-marker{display:none}
    details.faq summary:after{
      content:"+";
      color:var(--green);
      font-size:22px;
      line-height:1;
    }
    details.faq[open] summary:after{content:"–"}
    details.faq p{
      padding:0 20px 20px;
      border-left:3px solid var(--green);
      margin-left:20px;
      padding-left:16px;
      color:#d2ddd8;
    }
    .cta-panel{
      padding:34px;
      border-radius:32px;
      background:
        radial-gradient(circle at 15% 10%,rgba(57,255,182,.22),transparent 30%),
        radial-gradient(circle at 88% 85%,rgba(139,92,246,.24),transparent 34%),
        linear-gradient(135deg,rgba(25,29,40,.98),rgba(9,11,16,.98));
      border:1px solid rgba(141,255,216,.28);
      box-shadow:var(--shadow),var(--glow);
      position:relative;
      overflow:hidden;
    }
    .cta-panel:after{
      content:"";
      position:absolute;left:0;right:0;bottom:0;height:5px;
      background:linear-gradient(90deg,var(--green),var(--purple),var(--orange));
    }
    .cta-content{
      position:relative;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .site-footer{
      padding:46px 0 26px;
      border-top:1px solid rgba(141,255,216,.12);
      background:rgba(6,8,12,.66);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:24px;
      align-items:start;
    }
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted);transition:.2s ease}
    .footer-links a:hover,.footer-links a:focus-visible{color:var(--green);outline:none}
    .copyright{
      margin-top:28px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:14px;
      color:#7f8794;
      font-size:13px;
    }
    @media (max-width:1024px){
      .site-container{width:min(100% - 36px,1280px)}
      .nav-wrap{grid-template-columns:auto auto;justify-content:space-between}
      .nav-links,.search-box{display:none}
      .menu-toggle{display:grid;place-items:center}
      .nav-tools .btn{display:none}
      .mobile-open .nav-links{
        display:flex;
        position:absolute;
        left:18px;right:18px;top:72px;
        flex-direction:column;
        align-items:stretch;
        padding:14px;
        border-radius:20px;
        background:rgba(12,14,20,.98);
        border:1px solid rgba(141,255,216,.18);
        box-shadow:var(--shadow);
      }
      .hero-grid,.recommend-layout,.guide-grid,.news-layout,.cta-content{grid-template-columns:1fr}
      .hero-copy,.hero-console{min-height:auto}
      .directory-grid{grid-template-columns:1fr 1fr}
      .task-card.wide{grid-column:span 2}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .section-pad{padding:62px 0}
      .hero{padding:42px 0 40px;min-height:auto}
      .hero-shell{padding:16px;border-radius:24px}
      .hero-copy{padding:14px}
      .hero-actions,.share-actions{flex-direction:column}
      .btn{width:100%}
      .icon-matrix,.directory-grid,.proof-grid,.faq-grid{grid-template-columns:1fr}
      .task-card.wide{grid-column:auto}
      .section-head{display:grid;gap:10px}
      .share-band{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 28px,1280px)}
      .brand-text{max-width:190px}
      .hero-copy .lead{font-size:15px}
      .status-row{display:grid}
      .news-item{grid-template-columns:auto 1fr}
      .news-item .tag{grid-column:2}
      .cta-panel{padding:24px}
    }

/* roulang page: category1 */
:root {
      --bg: #090b10;
      --bg-2: #11131a;
      --panel: #151822;
      --panel-2: #10141b;
      --text: #f4f7f5;
      --muted: #9ca3af;
      --soft: #cbd5d1;
      --line: rgba(244, 247, 245, .12);
      --green: #39ffb6;
      --purple: #8b5cf6;
      --orange: #ffb020;
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --shadow: 0 24px 80px rgba(0, 0, 0, .42);
      --glow: 0 0 34px rgba(57, 255, 182, .2), 0 0 52px rgba(139, 92, 246, .16);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      background:
        radial-gradient(circle at 12% 8%, rgba(57, 255, 182, .14), transparent 34%),
        radial-gradient(circle at 86% 16%, rgba(139, 92, 246, .22), transparent 32%),
        radial-gradient(circle at 50% 92%, rgba(255, 176, 32, .08), transparent 28%),
        linear-gradient(135deg, #08090d 0%, #111019 45%, #07110f 100%);
      color: var(--text);
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: -1;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: radial-gradient(circle at center, black, transparent 76%);
      opacity: .4;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input {
      font: inherit;
    }

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

    .site-container {
      width: min(100% - 40px, 1240px);
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid rgba(244, 247, 245, .1);
      background: rgba(9, 11, 16, .82);
      backdrop-filter: blur(18px);
    }

    .nav-shell {
      min-height: 66px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 900;
      letter-spacing: -.02em;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 12px;
      background:
        linear-gradient(135deg, var(--green), var(--purple)),
        radial-gradient(circle, #fff, transparent);
      box-shadow: var(--glow);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 9px;
      border-radius: 8px;
      border: 1px solid rgba(9, 11, 16, .62);
      background: rgba(9, 11, 16, .22);
    }

    .brand-text {
      max-width: 320px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      font-size: 15px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border: 1px solid rgba(244, 247, 245, .09);
      border-radius: 999px;
      background: rgba(17, 19, 26, .78);
    }

    .nav-links a {
      min-height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 15px;
      border-radius: 999px;
      color: var(--soft);
      font-size: 14px;
      font-weight: 700;
      transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
    }

    .nav-links a:hover,
    .nav-links a:focus-visible,
    .nav-links a.active {
      color: #06100d;
      background: linear-gradient(135deg, var(--green), #a7ffdd);
      box-shadow: 0 10px 24px rgba(57, 255, 182, .18);
      outline: none;
    }

    .nav-tools {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .search-box {
      width: 230px;
      height: 42px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 14px;
      border: 1px solid rgba(57, 255, 182, .22);
      border-radius: 999px;
      background: rgba(7, 10, 14, .78);
      color: var(--muted);
      box-shadow: inset 0 0 0 1px rgba(139, 92, 246, .08);
    }

    .search-box input {
      width: 100%;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--text);
      font-size: 13px;
    }

    .search-box input::placeholder {
      color: rgba(203, 213, 209, .62);
    }

    .btn {
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 0 18px;
      border: 1px solid transparent;
      border-radius: 999px;
      font-weight: 900;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
      cursor: pointer;
    }

    .btn:hover,
    .btn:focus-visible {
      transform: translateY(-2px);
      outline: none;
    }

    .btn:active {
      transform: scale(.98);
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--green), #baffdf);
      color: #06100d;
      box-shadow: 0 16px 38px rgba(57, 255, 182, .22);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      box-shadow: 0 20px 56px rgba(57, 255, 182, .32);
    }

    .btn-secondary {
      border-color: rgba(139, 92, 246, .42);
      background: rgba(17, 19, 26, .86);
      color: var(--text);
    }

    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      border-color: rgba(57, 255, 182, .58);
      background: rgba(31, 24, 48, .9);
      box-shadow: 0 16px 42px rgba(139, 92, 246, .18);
    }

    .section {
      padding: 88px 0;
    }

    .hero {
      padding: 72px 0 54px;
    }

    .hero-panel {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(360px, .75fr);
      gap: 24px;
      align-items: stretch;
    }

    .panel {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(244, 247, 245, .12);
      border-radius: var(--radius-xl);
      background:
        linear-gradient(145deg, rgba(21, 24, 34, .96), rgba(8, 12, 16, .94)),
        radial-gradient(circle at top right, rgba(57, 255, 182, .16), transparent 36%);
      box-shadow: var(--shadow);
    }

    .panel::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(120deg, transparent, rgba(57, 255, 182, .08), transparent),
        radial-gradient(circle at 16% 20%, rgba(139, 92, 246, .18), transparent 30%);
      opacity: .85;
    }

    .hero-copy {
      padding: clamp(28px, 5vw, 54px);
      z-index: 1;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      min-height: 32px;
      padding: 0 12px;
      border: 1px solid rgba(57, 255, 182, .25);
      border-radius: 999px;
      background: rgba(57, 255, 182, .08);
      color: #b7ffe6;
      font-size: 13px;
      font-weight: 800;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--green);
      box-shadow: 0 0 18px rgba(57, 255, 182, .78);
    }

    h1 {
      margin: 22px 0 16px;
      max-width: 820px;
      font-size: clamp(34px, 5.2vw, 62px);
      line-height: 1.08;
      font-weight: 950;
      letter-spacing: -.05em;
      text-wrap: balance;
    }

    .lead {
      max-width: 720px;
      color: var(--soft);
      font-size: clamp(16px, 1.55vw, 18px);
    }

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

    .trust-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 26px;
    }

    .badge,
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 0 12px;
      border: 1px solid rgba(244, 247, 245, .12);
      border-radius: 999px;
      background: rgba(255, 255, 255, .045);
      color: var(--soft);
      font-size: 13px;
      font-weight: 800;
    }

    .tag.active {
      border-color: rgba(57, 255, 182, .52);
      background: rgba(57, 255, 182, .12);
      color: #d9fff1;
    }

    .data-panel {
      padding: 22px;
      z-index: 1;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .data-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 8px 4px 12px;
    }

    .data-head strong {
      font-size: 18px;
    }

    .data-card {
      position: relative;
      padding: 17px;
      border: 1px solid rgba(244, 247, 245, .1);
      border-radius: 18px;
      background: rgba(9, 11, 16, .72);
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .data-card:hover {
      transform: translateY(-4px);
      border-color: rgba(57, 255, 182, .36);
      box-shadow: 0 16px 34px rgba(0, 0, 0, .28);
    }

    .progress {
      height: 7px;
      margin-top: 12px;
      overflow: hidden;
      border-radius: 999px;
      background: rgba(255, 255, 255, .08);
    }

    .progress span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--green), var(--purple));
    }

    .filter-strip {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 16px;
      border: 1px solid rgba(244, 247, 245, .1);
      border-radius: 24px;
      background: rgba(17, 19, 26, .78);
      box-shadow: 0 16px 44px rgba(0,0,0,.2);
    }

    .filter-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .mini-check {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--soft);
      font-weight: 800;
      white-space: nowrap;
    }

    .section-title {
      max-width: 760px;
      margin-bottom: 28px;
    }

    .section-title h2 {
      margin: 0;
      font-size: clamp(28px, 3.3vw, 38px);
      line-height: 1.18;
      font-weight: 950;
      letter-spacing: -.035em;
    }

    .section-title p {
      margin: 12px 0 0;
      color: var(--muted);
      font-size: 16px;
    }

    .category-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      align-items: stretch;
    }

    .task-card {
      position: relative;
      min-height: 238px;
      padding: 22px;
      border: 1px solid rgba(244, 247, 245, .11);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(145deg, rgba(21, 24, 34, .92), rgba(8, 11, 15, .94));
      box-shadow: 0 18px 50px rgba(0, 0, 0, .24);
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
    }

    .task-card:hover,
    .task-card:focus-within {
      transform: translateY(-4px);
      border-color: rgba(57, 255, 182, .38);
      box-shadow: var(--glow);
    }

    .task-card.featured {
      grid-column: span 2;
      min-height: 280px;
      background:
        radial-gradient(circle at top right, rgba(57, 255, 182, .18), transparent 36%),
        linear-gradient(145deg, rgba(21, 24, 34, .97), rgba(12, 9, 20, .94));
    }

    .task-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 18px;
    }

    .num {
      width: 36px;
      height: 36px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      background: rgba(57, 255, 182, .12);
      color: #b7ffe6;
      font-weight: 950;
      border: 1px solid rgba(57, 255, 182, .25);
    }

    .task-card h3 {
      margin: 0 0 10px;
      font-size: 21px;
      line-height: 1.25;
      font-weight: 900;
    }

    .task-card p {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .task-list {
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 9px;
      color: var(--soft);
      font-size: 14px;
    }

    .task-list li {
      display: flex;
      gap: 9px;
      align-items: flex-start;
    }

    .task-list li::before {
      content: "";
      width: 7px;
      height: 7px;
      margin-top: 9px;
      border-radius: 999px;
      background: var(--green);
      box-shadow: 0 0 14px rgba(57,255,182,.7);
      flex: 0 0 auto;
    }

    .card-action {
      margin-top: 18px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #b7ffe6;
      font-weight: 900;
      font-size: 14px;
    }

    .explain-layout {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 22px;
      align-items: start;
    }

    .check-panel,
    .info-panel {
      padding: 24px;
      border: 1px solid rgba(244, 247, 245, .11);
      border-radius: var(--radius-xl);
      background: rgba(17, 19, 26, .82);
      box-shadow: 0 18px 54px rgba(0,0,0,.24);
    }

    .check-line {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 14px 0;
      border-bottom: 1px solid rgba(244, 247, 245, .08);
    }

    .check-line:last-child {
      border-bottom: 0;
    }

    .check-line strong {
      display: block;
      line-height: 1.35;
    }

    .check-line small {
      color: var(--muted);
    }

    .pill-ok {
      color: #06100d;
      background: var(--green);
      border-radius: 999px;
      padding: 3px 9px;
      font-size: 12px;
      font-weight: 950;
    }

    .info-grid {
      display: grid;
      gap: 14px;
    }

    .info-item {
      padding: 18px;
      border-radius: 18px;
      background: rgba(9, 11, 16, .55);
      border: 1px solid rgba(244, 247, 245, .08);
    }

    .info-item h3 {
      margin: 0 0 6px;
      font-size: 18px;
      font-weight: 900;
    }

    .info-item p {
      margin: 0;
      color: var(--muted);
    }

    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .faq-item {
      border: 1px solid rgba(244, 247, 245, .11);
      border-radius: 20px;
      background: rgba(17, 19, 26, .86);
      overflow: hidden;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      font-weight: 900;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      color: var(--green);
      font-size: 24px;
      line-height: 1;
      transition: transform .2s ease;
    }

    .faq-item[open] summary::after {
      transform: rotate(45deg);
    }

    .faq-item p {
      margin: 0;
      padding: 0 20px 20px;
      border-left: 3px solid var(--green);
      color: var(--soft);
      background: linear-gradient(90deg, rgba(57,255,182,.08), transparent);
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      padding: clamp(28px, 5vw, 46px);
      border: 1px solid rgba(57, 255, 182, .26);
      border-radius: 30px;
      background:
        radial-gradient(circle at 15% 20%, rgba(57, 255, 182, .22), transparent 32%),
        radial-gradient(circle at 88% 18%, rgba(139, 92, 246, .24), transparent 30%),
        linear-gradient(135deg, rgba(17, 19, 26, .96), rgba(9, 11, 16, .96));
      box-shadow: var(--glow);
    }

    .cta-panel h2 {
      margin: 0;
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.14;
      font-weight: 950;
      letter-spacing: -.035em;
    }

    .cta-panel p {
      max-width: 760px;
      margin: 12px 0 0;
      color: var(--soft);
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
    }

    .site-footer {
      padding: 58px 0 26px;
      border-top: 1px solid rgba(244, 247, 245, .1);
      background: rgba(6, 8, 11, .78);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .75fr .75fr;
      gap: 34px;
      align-items: start;
    }

    .site-footer h3 {
      margin: 0;
      font-size: 16px;
      font-weight: 900;
    }

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

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

    .footer-links a {
      color: var(--soft);
      transition: color .2s ease, transform .2s ease;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: var(--green);
      transform: translateX(2px);
      outline: none;
    }

    .copyright {
      margin-top: 36px;
      padding-top: 18px;
      border-top: 1px solid rgba(244, 247, 245, .08);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      color: var(--muted);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .nav-shell {
        flex-wrap: wrap;
        padding: 10px 0;
      }

      .nav-links {
        order: 3;
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
      }

      .search-box {
        width: 190px;
      }

      .hero-panel,
      .explain-layout {
        grid-template-columns: 1fr;
      }

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

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 28px, 1240px);
      }

      .brand-text {
        max-width: 210px;
      }

      .nav-tools {
        width: 100%;
        justify-content: space-between;
      }

      .search-box {
        flex: 1;
        width: auto;
      }

      .section {
        padding: 58px 0;
      }

      .hero {
        padding: 42px 0 36px;
      }

      .filter-strip {
        align-items: flex-start;
        flex-direction: column;
      }

      .task-card.featured {
        grid-column: span 1;
      }

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

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .nav-links a {
        padding: 0 12px;
        font-size: 13px;
      }

      .search-box {
        display: none;
      }

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

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .panel,
      .cta-panel {
        border-radius: 22px;
      }
    }

/* roulang page: category2 */
:root {
      --bg: #090B10;
      --bg-2: #11131A;
      --panel: #151821;
      --panel-2: #10141B;
      --text: #F4F7F5;
      --muted: #9CA3AF;
      --soft: #C9D4CF;
      --line: rgba(244, 247, 245, .12);
      --line-bright: rgba(57, 255, 182, .38);
      --green: #39FFB6;
      --green-2: #7CFFD4;
      --purple: #8B5CF6;
      --orange: #FFB020;
      --radius-lg: 28px;
      --radius-md: 20px;
      --radius-sm: 14px;
      --shadow: 0 24px 80px rgba(0, 0, 0, .46);
      --glow: 0 0 36px rgba(57, 255, 182, .2);
      --container: 1240px;
    }

    * {
      box-sizing: border-box;
    }

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

    body {
      margin: 0;
      min-height: 100vh;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(57, 255, 182, .16), transparent 32%),
        radial-gradient(circle at 82% 12%, rgba(139, 92, 246, .18), transparent 30%),
        radial-gradient(circle at 65% 88%, rgba(255, 176, 32, .08), transparent 28%),
        linear-gradient(135deg, #090B10 0%, #100C19 42%, #07120F 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,.035) 1px, transparent 1px);
      background-size: 44px 44px;
      mask-image: radial-gradient(circle at 50% 20%, black 0%, transparent 78%);
      pointer-events: none;
    }

    body::after {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -1;
      background: linear-gradient(115deg, transparent 0%, rgba(57,255,182,.05) 46%, transparent 52%, rgba(139,92,246,.04) 78%, transparent 100%);
      animation: energyMove 12s ease-in-out infinite alternate;
      pointer-events: none;
    }

    @keyframes energyMove {
      from { transform: translate3d(-2%, -1%, 0) scale(1); opacity: .65; }
      to { transform: translate3d(2%, 1%, 0) scale(1.03); opacity: 1; }
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

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

    :focus-visible {
      outline: 3px solid rgba(57, 255, 182, .72);
      outline-offset: 4px;
    }

    .site-container {
      width: min(100% - 48px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid var(--line);
      background: rgba(9, 11, 16, .78);
      backdrop-filter: blur(18px);
    }

    .nav-shell {
      min-height: 66px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 900;
      letter-spacing: -.02em;
      color: var(--text);
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      flex: 0 0 34px;
      border-radius: 12px;
      background:
        radial-gradient(circle at 35% 30%, #fff 0 7%, transparent 8%),
        linear-gradient(135deg, var(--green), var(--purple));
      box-shadow: 0 0 24px rgba(57, 255, 182, .35), inset 0 0 18px rgba(255,255,255,.18);
      position: relative;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 8px;
      border: 1px solid rgba(9,11,16,.55);
      border-radius: 9px;
    }

    .brand-text {
      display: inline-block;
      max-width: 260px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      font-size: 16px;
    }

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

    .nav-links a {
      position: relative;
      padding: 9px 13px;
      border-radius: 999px;
      color: var(--soft);
      font-size: 14px;
      font-weight: 700;
      transition: color .2s ease, background .2s ease, box-shadow .2s ease;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--text);
      background: rgba(57, 255, 182, .1);
      box-shadow: inset 0 0 0 1px rgba(57, 255, 182, .24);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 10px;
    }

    .search-box {
      width: 220px;
      height: 40px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 13px;
      border: 1px solid rgba(57, 255, 182, .2);
      border-radius: 999px;
      background: rgba(17, 19, 26, .88);
      color: var(--muted);
      box-shadow: inset 0 0 16px rgba(57,255,182,.04);
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .search-box:focus-within {
      border-color: rgba(57, 255, 182, .62);
      box-shadow: 0 0 0 4px rgba(57, 255, 182, .08);
    }

    .search-box input {
      width: 100%;
      border: 0;
      outline: 0;
      color: var(--text);
      background: transparent;
      font-size: 13px;
    }

    .search-box input::placeholder {
      color: rgba(201, 212, 207, .58);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(17, 19, 26, .9);
      color: var(--text);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 44px;
      padding: 11px 18px;
      border: 1px solid transparent;
      border-radius: 999px;
      font-weight: 900;
      line-height: 1;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
      user-select: none;
      white-space: nowrap;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:active {
      transform: translateY(0) scale(.98);
    }

    .btn-primary {
      color: #07120F;
      background: linear-gradient(135deg, var(--green), var(--green-2));
      box-shadow: 0 12px 34px rgba(57, 255, 182, .22);
    }

    .btn-primary:hover {
      box-shadow: 0 16px 44px rgba(57, 255, 182, .34);
    }

    .btn-secondary {
      color: var(--text);
      background: rgba(17, 19, 26, .82);
      border-color: rgba(139, 92, 246, .45);
    }

    .btn-secondary:hover {
      background: rgba(139, 92, 246, .14);
      border-color: rgba(57, 255, 182, .42);
    }

    .pill,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 11px;
      border: 1px solid rgba(57, 255, 182, .22);
      border-radius: 999px;
      color: var(--soft);
      background: rgba(57, 255, 182, .07);
      font-size: 13px;
      font-weight: 800;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--green);
      box-shadow: 0 0 14px rgba(57, 255, 182, .8);
      flex: 0 0 8px;
    }

    .status-dot.purple {
      background: var(--purple);
      box-shadow: 0 0 14px rgba(139, 92, 246, .8);
    }

    .status-dot.orange {
      background: var(--orange);
      box-shadow: 0 0 14px rgba(255, 176, 32, .75);
    }

    main {
      overflow: hidden;
    }

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

    .page-hero {
      padding: 70px 0 44px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, .95fr) minmax(360px, .7fr);
      gap: 34px;
      align-items: stretch;
    }

    .eyebrow {
      margin-bottom: 16px;
    }

    h1 {
      max-width: 850px;
      margin: 0;
      font-size: clamp(34px, 5vw, 62px);
      line-height: 1.08;
      letter-spacing: -.055em;
      font-weight: 950;
      text-wrap: balance;
    }

    .lead {
      max-width: 760px;
      margin: 22px 0 0;
      color: var(--soft);
      font-size: clamp(16px, 1.8vw, 18px);
      line-height: 1.85;
    }

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

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

    .preview-card,
    .panel,
    .guide-card,
    .index-panel,
    .compare-card,
    .tip-strip,
    .cta-panel {
      position: relative;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(145deg, rgba(21,24,33,.96), rgba(12,15,21,.96)),
        radial-gradient(circle at 20% 0%, rgba(57,255,182,.08), transparent 30%);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .preview-card::before,
    .guide-card::before,
    .cta-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      border-radius: inherit;
      padding: 1px;
      background: linear-gradient(135deg, rgba(57,255,182,.55), rgba(139,92,246,.35), rgba(255,176,32,.22));
      mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
      mask-composite: exclude;
      pointer-events: none;
    }

    .preview-card {
      min-height: 430px;
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .cover {
      min-height: 190px;
      border-radius: 22px;
      border: 1px solid rgba(57,255,182,.17);
      background:
        radial-gradient(circle at 28% 24%, rgba(57,255,182,.34), transparent 20%),
        radial-gradient(circle at 74% 32%, rgba(139,92,246,.32), transparent 24%),
        linear-gradient(135deg, rgba(57,255,182,.08), rgba(139,92,246,.09)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 1px, transparent 1px 20px);
      position: relative;
      overflow: hidden;
    }

    .cover::after {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: 18px;
      border: 1px dashed rgba(244,247,245,.18);
      background: linear-gradient(120deg, transparent, rgba(57,255,182,.08), transparent);
    }

    .cover-title {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      z-index: 1;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: end;
    }

    .cover-title strong {
      font-size: 20px;
      line-height: 1.25;
      max-width: 210px;
    }

    .countdown {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-top: 18px;
    }

    .time-box {
      padding: 14px 10px;
      border-radius: 18px;
      background: rgba(9,11,16,.72);
      border: 1px solid rgba(244,247,245,.1);
      text-align: center;
    }

    .time-box b {
      display: block;
      color: var(--green);
      font-size: 24px;
      line-height: 1;
    }

    .time-box span {
      display: block;
      margin-top: 7px;
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
    }

    .notify-row {
      margin-top: 18px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 10px;
      align-items: center;
    }

    .notify-row input {
      height: 46px;
      min-width: 0;
      border: 1px solid rgba(57,255,182,.18);
      border-radius: 999px;
      background: rgba(9,11,16,.72);
      color: var(--text);
      padding: 0 15px;
      outline: 0;
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .notify-row input:focus {
      border-color: rgba(57,255,182,.64);
      box-shadow: 0 0 0 4px rgba(57,255,182,.08);
    }

    .layout-split {
      display: grid;
      grid-template-columns: minmax(240px, 30%) minmax(0, 1fr);
      gap: 28px;
      align-items: start;
    }

    .index-panel {
      position: sticky;
      top: 88px;
      padding: 20px;
      border-radius: 24px;
    }

    .index-panel h2,
    .panel h2 {
      margin: 0 0 14px;
      font-size: 20px;
      font-weight: 900;
      letter-spacing: -.03em;
    }

    .index-links {
      display: grid;
      gap: 9px;
      margin-top: 16px;
    }

    .index-links a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      min-height: 46px;
      padding: 11px 12px;
      border: 1px solid rgba(244,247,245,.09);
      border-radius: 16px;
      color: var(--soft);
      background: rgba(9,11,16,.5);
      transition: transform .2s ease, border-color .2s ease, color .2s ease, background .2s ease;
    }

    .index-links a:hover {
      transform: translateX(3px);
      color: var(--text);
      border-color: rgba(57,255,182,.34);
      background: rgba(57,255,182,.07);
    }

    .check-mini {
      margin-top: 18px;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      display: grid;
      gap: 10px;
    }

    .check-mini span {
      display: flex;
      align-items: center;
      gap: 8px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

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

    .guide-card {
      border-radius: 24px;
      padding: 20px;
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .guide-card:hover {
      transform: translateY(-4px);
      border-color: rgba(57,255,182,.32);
      box-shadow: var(--shadow), var(--glow);
    }

    .guide-head {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 14px;
      align-items: center;
    }

    .num {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      color: #07120F;
      background: linear-gradient(135deg, var(--green), var(--green-2));
      font-weight: 950;
      box-shadow: 0 10px 28px rgba(57,255,182,.2);
    }

    .guide-card h2 {
      margin: 0;
      font-size: clamp(20px, 2.4vw, 26px);
      line-height: 1.25;
      font-weight: 950;
      letter-spacing: -.035em;
    }

    .guide-card p {
      margin: 12px 0 0;
      color: var(--soft);
    }

    .guide-body {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 18px;
      align-items: end;
      margin-top: 16px;
    }

    .task-list {
      display: grid;
      gap: 10px;
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .task-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--soft);
      padding: 10px 12px;
      border: 1px solid rgba(244,247,245,.08);
      border-radius: 15px;
      background: rgba(9,11,16,.42);
    }

    .task-list li::before {
      content: "";
      width: 9px;
      height: 9px;
      margin-top: 8px;
      border-radius: 999px;
      background: var(--green);
      box-shadow: 0 0 12px rgba(57,255,182,.7);
      flex: 0 0 9px;
    }

    .scenario-grid {
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 18px;
      align-items: stretch;
    }

    .tip-strip {
      padding: 24px;
      border-radius: 24px;
      min-height: 100%;
      background:
        linear-gradient(135deg, rgba(57,255,182,.12), rgba(139,92,246,.12)),
        rgba(17,19,26,.94);
    }

    .tip-strip h2 {
      margin: 0;
      font-size: 28px;
      font-weight: 950;
      letter-spacing: -.04em;
    }

    .tip-strip p {
      margin: 12px 0 0;
      color: var(--soft);
    }

    .scenario-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 20px;
    }

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

    .compare-card {
      padding: 22px;
      border-radius: 24px;
    }

    .compare-card h2 {
      display: flex;
      align-items: center;
      gap: 9px;
      margin: 0 0 14px;
      font-size: 22px;
      font-weight: 950;
    }

    .compare-card.good {
      border-color: rgba(57,255,182,.3);
    }

    .compare-card.warn {
      border-color: rgba(255,176,32,.28);
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 28px;
      align-items: start;
    }

    .section-title {
      max-width: 620px;
    }

    .section-title h2 {
      margin: 0;
      font-size: clamp(28px, 3.4vw, 38px);
      line-height: 1.15;
      font-weight: 950;
      letter-spacing: -.05em;
    }

    .section-title p {
      margin: 14px 0 0;
      color: var(--soft);
    }

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

    .faq-item {
      border: 1px solid var(--line);
      border-radius: 20px;
      background: rgba(17,19,26,.84);
      overflow: hidden;
      transition: border-color .2s ease, background .2s ease;
    }

    .faq-item.open {
      border-color: rgba(57,255,182,.34);
      background: rgba(57,255,182,.06);
    }

    .faq-question {
      width: 100%;
      min-height: 60px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 17px 18px;
      color: var(--text);
      background: transparent;
      border: 0;
      text-align: left;
      font-weight: 900;
    }

    .faq-question span:last-child {
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: 10px;
      background: rgba(57,255,182,.09);
      color: var(--green);
      flex: 0 0 28px;
      transition: transform .2s ease;
    }

    .faq-item.open .faq-question span:last-child {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height .24s ease;
    }

    .faq-answer p {
      margin: 0;
      padding: 0 18px 18px 18px;
      border-left: 3px solid var(--green);
      color: var(--soft);
    }

    .cta-panel {
      padding: clamp(28px, 5vw, 46px);
      border-radius: 30px;
      background:
        radial-gradient(circle at 12% 18%, rgba(57,255,182,.2), transparent 34%),
        radial-gradient(circle at 82% 22%, rgba(139,92,246,.2), transparent 32%),
        linear-gradient(135deg, rgba(21,24,33,.98), rgba(8,12,14,.98));
    }

    .cta-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: center;
    }

    .cta-panel h2 {
      margin: 0;
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.12;
      font-weight: 950;
      letter-spacing: -.05em;
    }

    .cta-panel p {
      max-width: 720px;
      margin: 14px 0 0;
      color: var(--soft);
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      padding: 62px 0 28px;
      border-top: 1px solid var(--line);
      background: rgba(6, 8, 12, .72);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr;
      gap: 28px;
    }

    .site-footer h3 {
      margin: 0;
      font-size: 16px;
      font-weight: 950;
    }

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

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

    .footer-links a {
      color: var(--muted);
      transition: color .2s ease, transform .2s ease;
    }

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

    .copyright {
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      color: rgba(201,212,207,.74);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .site-container {
        width: min(100% - 36px, var(--container));
      }

      .nav-shell {
        grid-template-columns: auto auto;
        justify-content: space-between;
      }

      .nav-links,
      .nav-actions {
        display: none;
      }

      .menu-toggle {
        display: grid;
        place-items: center;
      }

      .site-header.is-open .nav-links,
      .site-header.is-open .nav-actions {
        display: flex;
        grid-column: 1 / -1;
        width: 100%;
      }

      .site-header.is-open .nav-links {
        flex-wrap: wrap;
        padding-top: 8px;
      }

      .site-header.is-open .nav-actions {
        padding: 0 0 14px;
        justify-content: flex-start;
        flex-wrap: wrap;
      }

      .hero-grid,
      .layout-split,
      .faq-wrap,
      .cta-grid {
        grid-template-columns: 1fr;
      }

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

      .index-links {
        grid-auto-flow: column;
        grid-auto-columns: max-content;
        overflow-x: auto;
        padding-bottom: 4px;
      }

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

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

    @media (max-width: 768px) {
      .section {
        padding: 56px 0;
      }

      .page-hero {
        padding-top: 48px;
      }

      .brand-text {
        max-width: 210px;
      }

      .search-box {
        width: 100%;
      }

      .preview-card {
        min-height: auto;
      }

      .guide-head,
      .guide-body,
      .scenario-grid,
      .compare-grid {
        grid-template-columns: 1fr;
      }

      .guide-body .btn {
        width: 100%;
      }

      .notify-row {
        grid-template-columns: 1fr;
      }

      .notify-row .btn {
        width: 100%;
      }

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

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

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .site-container {
        width: min(100% - 28px, var(--container));
      }

      h1 {
        font-size: 34px;
      }

      .brand-text {
        max-width: 178px;
        font-size: 14px;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .cover-title {
        flex-direction: column;
        align-items: flex-start;
      }

      .time-box b {
        font-size: 20px;
      }

      .guide-card,
      .index-panel,
      .compare-card,
      .tip-strip {
        padding: 18px;
      }
    }