/* roulang page: index */
:root{
      --bg:#0b1220;
      --bg-2:#10192c;
      --panel:#121c30;
      --panel-2:#16243d;
      --line:rgba(173, 193, 230, .16);
      --line-strong:rgba(173, 193, 230, .24);
      --text:#eef3ff;
      --muted:#a9b8d4;
      --soft:#7c8cad;
      --accent:#74d8ff;
      --accent-2:#ffcf6d;
      --accent-3:#42d392;
      --danger:#ff6b6b;
      --shadow:0 18px 48px rgba(0,0,0,.28);
      --shadow-soft:0 10px 22px rgba(0,0,0,.18);
      --radius:8px;
      --radius-sm:6px;
      --container:1200px;
      --gap:24px;
      --gap-sm:14px;
      --section:76px;
      --transition:.22s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      background:
        linear-gradient(180deg, rgba(11,18,32,.84), rgba(11,18,32,.96)),
        url('/assets/images/backpic/back-2.webp') center top/cover fixed no-repeat,
        var(--bg);
      color:var(--text);
      line-height:1.7;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }

    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px) 0 0/64px 64px,
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px) 0 0/64px 64px;
      opacity:.12;
      z-index:0;
    }

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

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

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

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

    :focus-visible{
      outline:2px solid var(--accent);
      outline-offset:2px;
    }

    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
      position:relative;
      z-index:1;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:30;
      backdrop-filter:blur(18px);
      background:rgba(8,13,24,.84);
      border-bottom:1px solid rgba(173, 193, 230, .12);
      box-shadow:0 10px 26px rgba(0,0,0,.14);
    }

    .topbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:14px 0 10px;
    }

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

    .brand-mark{
      width:42px;
      height:42px;
      border-radius:10px;
      background:
        linear-gradient(135deg, rgba(116,216,255,.95), rgba(66,211,146,.9));
      box-shadow:0 10px 18px rgba(116,216,255,.22);
      position:relative;
      flex:0 0 auto;
    }

    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto;
      background:rgba(11,18,32,.9);
      border-radius:999px;
    }

    .brand-mark::before{
      width:16px;
      height:16px;
      left:10px;
      top:10px;
    }

    .brand-mark::after{
      width:8px;
      height:8px;
      right:9px;
      bottom:9px;
      background:rgba(255,255,255,.95);
    }

    .brand-copy{
      min-width:0;
    }

    .brand-name{
      display:block;
      font-size:1.05rem;
      font-weight:800;
      letter-spacing:0;
      line-height:1.2;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .brand-note{
      display:block;
      color:var(--muted);
      font-size:.88rem;
      line-height:1.3;
      margin-top:2px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .header-tools{
      display:flex;
      align-items:center;
      gap:12px;
      flex:1;
      justify-content:flex-end;
      min-width:0;
    }

    .searchbar{
      display:flex;
      align-items:center;
      gap:8px;
      width:min(360px, 100%);
      padding:8px 10px;
      border:1px solid rgba(173, 193, 230, .16);
      border-radius:999px;
      background:rgba(16,25,44,.86);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.02);
    }

    .searchbar svg{
      width:16px;
      height:16px;
      flex:0 0 auto;
      color:var(--muted);
    }

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

    .searchbar input::placeholder{
      color:rgba(169,184,212,.72);
    }

    .search-btn,
    .primary-btn,
    .secondary-btn,
    .ghost-btn,
    .mini-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      font-weight:700;
      white-space:nowrap;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition), opacity var(--transition);
    }

    .search-btn{
      padding:10px 14px;
      background:linear-gradient(135deg, rgba(116,216,255,.92), rgba(66,211,146,.88));
      color:#08111f;
      box-shadow:0 12px 22px rgba(66,211,146,.18);
      flex:0 0 auto;
    }

    .search-btn:hover,
    .search-btn:focus-visible,
    .primary-btn:hover,
    .primary-btn:focus-visible,
    .secondary-btn:hover,
    .secondary-btn:focus-visible,
    .ghost-btn:hover,
    .ghost-btn:focus-visible,
    .mini-btn:hover,
    .mini-btn:focus-visible{
      transform:translateY(-1px);
    }

    .header-cta{
      padding:10px 14px;
      border:1px solid rgba(255,207,109,.34);
      background:rgba(255,207,109,.12);
      color:#ffe5a8;
      box-shadow:0 12px 24px rgba(0,0,0,.12);
    }

    .header-cta:hover{
      border-color:rgba(255,207,109,.56);
      background:rgba(255,207,109,.18);
    }

    .trendbar{
      display:flex;
      align-items:center;
      gap:10px;
      padding:0 0 14px;
      overflow:auto;
      scrollbar-width:none;
    }

    .trendbar::-webkit-scrollbar{display:none}

    .trend-label{
      flex:0 0 auto;
      font-size:.82rem;
      color:var(--soft);
      letter-spacing:0;
      white-space:nowrap;
    }

    .trend-link{
      flex:0 0 auto;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(173, 193, 230, .14);
      background:rgba(18,28,48,.64);
      color:var(--muted);
      font-size:.88rem;
      line-height:1;
    }

    .trend-link:hover{
      color:var(--text);
      border-color:rgba(116,216,255,.32);
      background:rgba(116,216,255,.08);
    }

    .channelbar{
      display:flex;
      align-items:center;
      gap:10px;
      overflow:auto;
      scrollbar-width:none;
      padding:0 0 14px;
    }

    .channelbar::-webkit-scrollbar{display:none}

    .nav-link{
      flex:0 0 auto;
      padding:9px 14px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      background:transparent;
      font-size:.95rem;
      line-height:1;
    }

    .nav-link:hover{
      color:var(--text);
      border-color:rgba(173, 193, 230, .18);
      background:rgba(255,255,255,.03);
    }

    .nav-link.is-active{
      color:#08111f;
      background:linear-gradient(135deg, rgba(255,207,109,.96), rgba(116,216,255,.88));
      box-shadow:0 12px 22px rgba(255,207,109,.14);
    }

    main{
      position:relative;
      z-index:1;
    }

    .hero{
      padding:28px 0 22px;
    }

    .hero-shell{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(173, 193, 230, .16);
      border-radius:18px;
      background:
        linear-gradient(135deg, rgba(8,13,24,.76), rgba(14,22,39,.86)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      min-height:calc(100vh - 170px);
      display:flex;
      align-items:stretch;
    }

    .hero-shell::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 22% 18%, rgba(116,216,255,.18), transparent 26%),
        radial-gradient(circle at 82% 14%, rgba(255,207,109,.16), transparent 24%),
        linear-gradient(180deg, transparent 0%, rgba(11,18,32,.2) 100%);
      pointer-events:none;
    }

    .hero-inner{
      position:relative;
      z-index:1;
      width:100%;
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:28px;
      padding:38px;
      align-items:end;
    }

    .hero-copy{
      align-self:center;
      max-width:680px;
    }

    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(116,216,255,.22);
      background:rgba(116,216,255,.08);
      color:#b8ecff;
      font-size:.84rem;
      font-weight:700;
      margin-bottom:18px;
    }

    .eyebrow i{
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--accent-2);
      box-shadow:0 0 0 4px rgba(255,207,109,.14);
    }

    h1{
      margin:0;
      font-size:clamp(2.2rem, 4vw, 4.2rem);
      line-height:1.08;
      letter-spacing:0;
      max-width:11ch;
    }

    .hero-lead{
      margin:18px 0 24px;
      font-size:1.02rem;
      color:#d9e5fb;
      max-width:64ch;
    }

    .hero-points{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:12px 16px;
      margin:0 0 24px;
      padding:0;
      list-style:none;
      max-width:640px;
    }

    .hero-points li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#eef3ff;
      background:rgba(14,22,39,.46);
      border:1px solid rgba(173, 193, 230, .14);
      border-radius:12px;
      padding:12px 13px;
    }

    .hero-points li::before{
      content:"";
      width:10px;
      height:10px;
      border-radius:999px;
      background:linear-gradient(135deg, var(--accent-3), var(--accent));
      box-shadow:0 0 0 4px rgba(66,211,146,.12);
      margin-top:6px;
      flex:0 0 auto;
    }

    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:18px;
    }

    .primary-btn{
      padding:13px 18px;
      background:linear-gradient(135deg, rgba(255,207,109,.96), rgba(255,180,93,.92));
      color:#162033;
      box-shadow:0 18px 28px rgba(255, 207, 109, .16);
    }

    .secondary-btn{
      padding:13px 18px;
      border:1px solid rgba(116,216,255,.28);
      background:rgba(116,216,255,.08);
      color:#dbf7ff;
    }

    .ghost-btn{
      padding:13px 18px;
      border:1px solid rgba(173, 193, 230, .18);
      background:rgba(255,255,255,.03);
      color:var(--text);
    }

    .button-icon,
    .mini-icon{
      width:16px;
      height:16px;
      display:inline-block;
      flex:0 0 auto;
    }

    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }

    .trust-pill{
      padding:8px 12px;
      border-radius:999px;
      background:rgba(18,28,48,.72);
      border:1px solid rgba(173, 193, 230, .14);
      color:var(--muted);
      font-size:.88rem;
    }

    .hero-stage{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      align-self:stretch;
    }

    .stage-panel{
      border:1px solid rgba(173, 193, 230, .16);
      border-radius:18px;
      background:rgba(14,22,39,.7);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      position:relative;
    }

    .stage-media{
      grid-column:1 / -1;
      min-height:320px;
    }

    .stage-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }

    .stage-media .overlay{
      position:absolute;
      inset:auto 0 0 0;
      padding:18px;
      background:linear-gradient(180deg, transparent, rgba(8,13,24,.95));
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:end;
    }

    .overlay-label{
      max-width:68%;
    }

    .overlay-label strong{
      display:block;
      font-size:1rem;
      margin-bottom:4px;
    }

    .overlay-label span{
      color:var(--muted);
      font-size:.88rem;
      line-height:1.5;
    }

    .overlay-chip{
      flex:0 0 auto;
      padding:8px 11px;
      border-radius:999px;
      background:rgba(116,216,255,.12);
      border:1px solid rgba(116,216,255,.22);
      color:#c8f4ff;
      font-size:.84rem;
    }

    .stage-mini{
      padding:16px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:12px;
      min-height:152px;
    }

    .stage-mini h3{
      margin:0;
      font-size:1rem;
      line-height:1.3;
    }

    .stage-mini p{
      margin:0;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.6;
    }

    .mini-metrics{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }

    .mini-metrics span{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(173, 193, 230, .12);
      color:#dbe6fb;
      font-size:.82rem;
    }

    .section{
      padding:var(--section) 0;
    }

    .section-tight{
      padding:32px 0;
    }

    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:22px;
    }

    .section-title{
      margin:0;
      font-size:clamp(1.45rem, 2vw, 2.1rem);
      line-height:1.2;
      letter-spacing:0;
    }

    .section-desc{
      margin:8px 0 0;
      color:var(--muted);
      max-width:72ch;
      font-size:.98rem;
    }

    .section-rail{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .rail-tag{
      padding:8px 11px;
      border-radius:999px;
      border:1px solid rgba(173, 193, 230, .14);
      background:rgba(255,255,255,.03);
      color:var(--muted);
      font-size:.84rem;
    }

    .countdown-shell{
      background:linear-gradient(135deg, rgba(18,28,48,.88), rgba(12,19,34,.92));
      border-top:1px solid rgba(173, 193, 230, .12);
      border-bottom:1px solid rgba(173, 193, 230, .12);
    }

    .countdown-box{
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:18px;
      align-items:center;
    }

    .countdown-copy h2{
      margin:0;
      font-size:1.55rem;
      line-height:1.25;
    }

    .countdown-copy p{
      margin:10px 0 0;
      color:var(--muted);
      max-width:58ch;
    }

    .timer{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:12px;
    }

    .timer-item{
      padding:16px 10px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(173, 193, 230, .14);
      border-radius:14px;
      text-align:center;
    }

    .timer-item strong{
      display:block;
      font-size:1.55rem;
      line-height:1.1;
      color:#f8fbff;
    }

    .timer-item span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:.84rem;
    }

    .highlight-grid{
      display:grid;
      grid-template-columns:repeat(12, minmax(0, 1fr));
      gap:var(--gap);
    }

    .feature-card{
      grid-column:span 3;
      overflow:hidden;
      border:1px solid rgba(173, 193, 230, .14);
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(20,30,51,.96), rgba(14,22,39,.96));
      box-shadow:var(--shadow-soft);
      min-height:100%;
      display:flex;
      flex-direction:column;
    }

    .feature-card.media{
      grid-column:span 4;
    }

    .feature-image{
      position:relative;
      aspect-ratio:16 / 10;
      overflow:hidden;
    }

    .feature-image img{
      width:100%;
      height:100%;
      object-fit:cover;
    }

    .feature-image::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 28%, rgba(8,13,24,.72) 100%);
    }

    .feature-body{
      padding:16px 16px 18px;
      display:flex;
      flex-direction:column;
      gap:10px;
      flex:1;
    }

    .feature-kicker{
      font-size:.82rem;
      color:#bfefff;
      letter-spacing:0;
      text-transform:none;
    }

    .feature-card h3{
      margin:0;
      font-size:1.08rem;
      line-height:1.35;
    }

    .feature-card p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
    }

    .feature-list{
      display:grid;
      gap:7px;
      margin:0;
      padding:0;
      list-style:none;
    }

    .feature-list li{
      position:relative;
      padding-left:16px;
      color:#dbe6fb;
      font-size:.89rem;
      line-height:1.55;
    }

    .feature-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.58em;
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--accent-2);
    }

    .stat-band{
      background:linear-gradient(135deg, rgba(10,17,30,.94), rgba(18,28,48,.96));
      border-top:1px solid rgba(173, 193, 230, .1);
      border-bottom:1px solid rgba(173, 193, 230, .1);
    }

    .stat-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:14px;
    }

    .stat-card{
      padding:18px 16px;
      border-radius:var(--radius);
      border:1px solid rgba(173, 193, 230, .14);
      background:rgba(255,255,255,.03);
      box-shadow:var(--shadow-soft);
    }

    .stat-card .num{
      display:block;
      font-size:1.7rem;
      line-height:1.1;
      font-weight:800;
      margin-bottom:6px;
      color:#f7fbff;
    }

    .stat-card .label{
      display:block;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.55;
    }

    .workflow{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:var(--gap);
    }

    .step-card{
      position:relative;
      padding:20px 16px 18px;
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(18,28,48,.94), rgba(12,19,34,.96));
      border:1px solid rgba(173, 193, 230, .14);
      box-shadow:var(--shadow-soft);
    }

    .step-card::before{
      content:"";
      position:absolute;
      left:16px;
      top:-10px;
      width:28px;
      height:28px;
      border-radius:999px;
      background:linear-gradient(135deg, rgba(255,207,109,.98), rgba(116,216,255,.92));
      box-shadow:0 10px 18px rgba(0,0,0,.16);
    }

    .step-card .step-num{
      position:absolute;
      left:16px;
      top:-10px;
      width:28px;
      height:28px;
      display:flex;
      align-items:center;
      justify-content:center;
      font-size:.84rem;
      font-weight:800;
      color:#0b1220;
      z-index:1;
    }

    .step-card h3{
      margin:24px 0 8px;
      font-size:1.04rem;
      line-height:1.35;
    }

    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
    }

    .compare-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:var(--gap);
    }

    .plan-card{
      display:flex;
      flex-direction:column;
      gap:16px;
      padding:20px;
      border-radius:var(--radius);
      border:1px solid rgba(173, 193, 230, .14);
      background:linear-gradient(180deg, rgba(17,26,43,.96), rgba(13,20,35,.98));
      box-shadow:var(--shadow-soft);
    }

    .plan-card.featured{
      border-color:rgba(255,207,109,.38);
      box-shadow:0 18px 32px rgba(255,207,109,.08);
      transform:translateY(-4px);
    }

    .plan-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }

    .plan-top h3{
      margin:0;
      font-size:1.12rem;
      line-height:1.35;
    }

    .plan-chip{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(116,216,255,.1);
      border:1px solid rgba(116,216,255,.18);
      color:#bfefff;
      font-size:.82rem;
      flex:0 0 auto;
    }

    .plan-meta{
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
      margin:-6px 0 0;
    }

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

    .plan-list li{
      padding-left:16px;
      position:relative;
      color:#e7efff;
      font-size:.92rem;
      line-height:1.6;
    }

    .plan-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.6em;
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--accent-3);
    }

    .plan-cta{
      margin-top:auto;
      display:flex;
      justify-content:flex-start;
    }

    .mini-btn{
      padding:11px 14px;
      border:1px solid rgba(173, 193, 230, .18);
      background:rgba(255,255,255,.03);
      color:var(--text);
      font-size:.92rem;
    }

    .updates-grid{
      display:grid;
      grid-template-columns:1.06fr .94fr;
      gap:var(--gap);
      align-items:start;
    }

    .news-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }

    .news-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:var(--radius);
      border:1px solid rgba(173, 193, 230, .14);
      background:rgba(255,255,255,.03);
      transition:transform var(--transition), border-color var(--transition), background var(--transition);
    }

    .news-item:hover{
      transform:translateY(-1px);
      border-color:rgba(116,216,255,.28);
      background:rgba(116,216,255,.05);
    }

    .news-item h3{
      margin:0;
      font-size:1rem;
      line-height:1.45;
    }

    .news-item .meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin:7px 0 0;
      color:var(--soft);
      font-size:.82rem;
    }

    .news-item p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.65;
    }

    .news-dot{
      width:10px;
      height:10px;
      border-radius:999px;
      background:linear-gradient(135deg, var(--accent-2), var(--accent));
      margin-top:8px;
      flex:0 0 auto;
      box-shadow:0 0 0 4px rgba(255,207,109,.12);
    }

    .news-empty{
      padding:18px 16px;
      border-radius:var(--radius);
      border:1px dashed rgba(173, 193, 230, .18);
      color:var(--muted);
      background:rgba(255,255,255,.03);
    }

    .spotlight{
      display:grid;
      gap:14px;
    }

    .spot-card{
      overflow:hidden;
      border-radius:var(--radius);
      border:1px solid rgba(173, 193, 230, .14);
      background:linear-gradient(180deg, rgba(18,28,48,.96), rgba(13,20,35,.98));
      box-shadow:var(--shadow-soft);
    }

    .spot-card img{
      width:100%;
      aspect-ratio:16 / 9;
      object-fit:cover;
    }

    .spot-card .spot-body{
      padding:16px;
    }

    .spot-card h3{
      margin:0 0 8px;
      font-size:1.05rem;
      line-height:1.35;
    }

    .spot-card p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
    }

    .topic-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:var(--gap);
    }

    .topic-card{
      padding:18px 16px;
      border:1px solid rgba(173, 193, 230, .14);
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(18,28,48,.94), rgba(12,19,34,.96));
      box-shadow:var(--shadow-soft);
    }

    .topic-card .date{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,207,109,.12);
      border:1px solid rgba(255,207,109,.2);
      color:#ffe5a8;
      font-size:.82rem;
      margin-bottom:12px;
    }

    .topic-card h3{
      margin:0 0 8px;
      font-size:1.03rem;
      line-height:1.35;
    }

    .topic-card p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:14px;
    }

    details.faq-item{
      border-radius:var(--radius);
      border:1px solid rgba(173, 193, 230, .14);
      background:rgba(255,255,255,.03);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
    }

    details.faq-item[open]{
      border-color:rgba(116,216,255,.24);
      background:rgba(116,216,255,.05);
    }

    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:16px 18px;
      font-weight:700;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      color:var(--text);
    }

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

    .faq-item summary::after{
      content:"+";
      color:var(--accent-2);
      font-size:1.15rem;
      line-height:1;
      flex:0 0 auto;
    }

    details[open] summary::after{
      content:"–";
    }

    .faq-item .faq-body{
      padding:0 18px 18px;
      color:var(--muted);
      font-size:.94rem;
      line-height:1.8;
    }

    .cta-shell{
      padding:0 0 18px;
    }

    .cta-grid{
      display:grid;
      grid-template-columns:.96fr 1.04fr;
      gap:var(--gap);
      align-items:stretch;
    }

    .cta-copy{
      padding:24px;
      border-radius:18px;
      border:1px solid rgba(173, 193, 230, .16);
      background:
        linear-gradient(180deg, rgba(20,30,51,.98), rgba(12,19,34,.98)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }

    .cta-copy h2{
      margin:0 0 12px;
      font-size:1.55rem;
      line-height:1.25;
    }

    .cta-copy p{
      margin:0;
      color:var(--muted);
      max-width:56ch;
      font-size:.96rem;
      line-height:1.78;
    }

    .cta-points{
      display:grid;
      gap:10px;
      margin:18px 0 0;
      padding:0;
      list-style:none;
    }

    .cta-points li{
      position:relative;
      padding-left:16px;
      color:#e7efff;
      font-size:.92rem;
      line-height:1.65;
    }

    .cta-points li::before{
      content:"";
      position:absolute;
      left:0;
      top:.65em;
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--accent);
    }

    .cta-form{
      padding:24px;
      border-radius:18px;
      border:1px solid rgba(173, 193, 230, .16);
      background:rgba(14,22,39,.9);
      box-shadow:var(--shadow);
    }

    .form-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:12px;
    }

    .field{
      display:flex;
      flex-direction:column;
      gap:7px;
    }

    .field.full{
      grid-column:1 / -1;
    }

    .field label{
      font-size:.88rem;
      color:#d9e5fb;
      font-weight:600;
    }

    .field input,
    .field textarea{
      width:100%;
      padding:13px 14px;
      border-radius:12px;
      border:1px solid rgba(173, 193, 230, .14);
      background:rgba(255,255,255,.03);
      color:var(--text);
      resize:vertical;
      min-height:46px;
    }

    .field textarea{
      min-height:126px;
    }

    .field input::placeholder,
    .field textarea::placeholder{
      color:rgba(169,184,212,.68);
    }

    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:14px;
    }

    .form-note{
      color:var(--soft);
      font-size:.84rem;
      line-height:1.65;
    }

    .site-footer{
      padding:26px 0 36px;
      border-top:1px solid rgba(173, 193, 230, .12);
      background:rgba(8,13,24,.72);
      backdrop-filter:blur(10px);
    }

    .footer-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
      align-items:start;
    }

    .footer-brand{
      display:flex;
      gap:12px;
      align-items:flex-start;
    }

    .footer-copy h2{
      margin:0 0 8px;
      font-size:1.06rem;
    }

    .footer-copy p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.75;
      max-width:66ch;
    }

    .footer-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
      align-items:center;
    }

    .footer-links a{
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(173, 193, 230, .14);
      color:var(--muted);
      background:rgba(255,255,255,.03);
      font-size:.88rem;
    }

    .footer-links a:hover{
      color:var(--text);
      border-color:rgba(116,216,255,.26);
      background:rgba(116,216,255,.06);
    }

    .copyright{
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid rgba(173, 193, 230, .1);
      color:var(--soft);
      font-size:.84rem;
      line-height:1.8;
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
    }

    .copyright a{
      color:#cfe9ff;
    }

    .copyright a:hover{
      color:var(--accent-2);
    }

    .icon-line{
      width:18px;
      height:18px;
      flex:0 0 auto;
    }

    @media (max-width: 1024px){
      .hero-inner,
      .countdown-box,
      .updates-grid,
      .cta-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }

      .hero-inner{
        padding:30px 24px;
      }

      .hero-stage{
        grid-template-columns:1fr 1fr;
      }

      .feature-card,
      .feature-card.media{
        grid-column:span 6;
      }

      .stat-grid,
      .workflow,
      .compare-grid,
      .topic-grid{
        grid-template-columns:repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 768px){
      .topbar{
        flex-direction:column;
        align-items:stretch;
      }

      .header-tools{
        flex-direction:column;
        align-items:stretch;
      }

      .searchbar{
        width:100%;
      }

      .hero-shell{
        min-height:auto;
      }

      .hero-inner{
        grid-template-columns:1fr;
        padding:24px 18px;
      }

      h1{
        max-width:14ch;
      }

      .hero-points{
        grid-template-columns:1fr;
      }

      .hero-stage{
        grid-template-columns:1fr;
      }

      .stage-media{
        grid-column:auto;
        min-height:260px;
      }

      .highlight-grid{
        gap:14px;
      }

      .feature-card,
      .feature-card.media{
        grid-column:span 12;
      }

      .stat-grid,
      .workflow,
      .compare-grid,
      .topic-grid,
      .faq-grid,
      .form-grid{
        grid-template-columns:1fr;
      }

      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }

      .section-rail{
        justify-content:flex-start;
      }

      .copyright{
        flex-direction:column;
      }

      .footer-links{
        justify-content:flex-start;
      }
    }

    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 20px));
      }

      .hero{
        padding-top:16px;
      }

      .hero-shell{
        border-radius:14px;
      }

      .hero-inner{
        padding:18px 14px;
      }

      .eyebrow,
      .trust-pill,
      .nav-link,
      .trend-link{
        font-size:.8rem;
      }

      .hero-actions,
      .form-actions{
        flex-direction:column;
        align-items:stretch;
      }

      .primary-btn,
      .secondary-btn,
      .ghost-btn,
      .header-cta,
      .search-btn,
      .mini-btn{
        width:100%;
      }

      .stage-media .overlay{
        flex-direction:column;
        align-items:flex-start;
      }

      .overlay-label{
        max-width:100%;
      }

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

      .countdown-copy h2,
      .section-title,
      .cta-copy h2{
        font-size:1.28rem;
      }

      .plan-card,
      .step-card,
      .topic-card,
      .cta-copy,
      .cta-form,
      .spot-card .spot-body{
        padding-left:14px;
        padding-right:14px;
      }
    }

/* roulang page: category1 */
:root{
      --bg:#eef3f5;
      --bg-soft:#f7f9fb;
      --surface:#ffffff;
      --surface-strong:#0d1724;
      --surface-strong-2:#132033;
      --text:#102131;
      --muted:#5b6c7b;
      --line:#d7e0e7;
      --line-strong:#2a3a4d;
      --accent:#0f766e;
      --accent-2:#f97316;
      --accent-3:#1d4ed8;
      --success:#16a34a;
      --danger:#dc2626;
      --shadow:0 16px 42px rgba(16, 33, 49, .12);
      --shadow-soft:0 10px 24px rgba(16, 33, 49, .08);
      --radius:8px;
      --radius-lg:8px;
      --container:1240px;
      --gap:1.25rem;
      --gap-lg:2rem;
      --gap-xl:3rem;
      --ring:0 0 0 3px rgba(15, 118, 110, .18);
    }

    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.95)),
        radial-gradient(1200px 500px at 15% 0%, rgba(15,118,110,.08), transparent 56%),
        radial-gradient(1000px 500px at 85% 18%, rgba(249,115,22,.08), transparent 50%),
        var(--bg);
      line-height:1.7;
      letter-spacing:0;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(15,118,110,.18)}
    :focus-visible{outline:none;box-shadow:var(--ring)}
    .container{
      width:min(var(--container), calc(100% - 2rem));
      margin-inline:auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(247,250,252,.92);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(215,224,231,.9);
      box-shadow:0 1px 0 rgba(255,255,255,.55) inset;
    }
    .site-header .container{padding-block:.9rem .65rem}
    .topbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      margin-bottom:.85rem;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:.8rem;
      min-width:0;
    }
    .brand-mark{
      width:34px;
      height:34px;
      border-radius:8px;
      background:
        linear-gradient(135deg, rgba(15,118,110,.95), rgba(29,78,216,.92));
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.28), 0 8px 18px rgba(15,118,110,.22);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto;
      background:rgba(255,255,255,.92);
      border-radius:2px;
    }
    .brand-mark::before{
      width:14px;
      height:3px;
      left:9px;
      top:10px;
      box-shadow:0 6px 0 rgba(255,255,255,.92), 0 12px 0 rgba(255,255,255,.92);
    }
    .brand-mark::after{
      width:3px;
      height:15px;
      right:9px;
      top:9px;
    }
    .brand-copy{display:flex;flex-direction:column;min-width:0}
    .brand-name{
      font-size:1.05rem;
      font-weight:800;
      letter-spacing:0;
      line-height:1.2;
      white-space:nowrap;
    }
    .brand-note{
      color:var(--muted);
      font-size:.82rem;
      white-space:nowrap;
    }

    .header-tools{
      display:flex;
      align-items:center;
      gap:.75rem;
      flex:1;
      justify-content:flex-end;
      min-width:0;
    }
    .searchbar{
      display:flex;
      align-items:center;
      gap:.55rem;
      width:min(520px, 100%);
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:8px;
      padding:.45rem .55rem .45rem .75rem;
      box-shadow:0 1px 0 rgba(255,255,255,.7) inset;
    }
    .searchbar svg{
      width:18px;
      height:18px;
      color:var(--muted);
      flex:0 0 auto;
    }
    .searchbar input{
      border:0;
      background:transparent;
      width:100%;
      min-width:0;
      color:var(--text);
      outline:none;
    }
    .searchbar input::placeholder{color:#7a8895}
    .search-btn{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      border:1px solid rgba(15,118,110,.2);
      background:linear-gradient(180deg, rgba(15,118,110,.98), rgba(12,100,94,.98));
      color:#fff;
      border-radius:8px;
      padding:.5rem .85rem;
      font-weight:700;
      box-shadow:0 6px 16px rgba(15,118,110,.18);
      transition:transform .18s ease, box-shadow .18s ease, filter .18s ease;
      flex:0 0 auto;
    }
    .search-btn:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(15,118,110,.22)}
    .search-btn:active{transform:translateY(0);filter:saturate(.95)}
    .mini-icon{width:16px;height:16px}

    .header-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.45rem;
      border-radius:8px;
      padding:.58rem .9rem;
      background:#101d2f;
      color:#fff;
      border:1px solid rgba(16,29,47,.08);
      font-weight:700;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
      box-shadow:0 8px 18px rgba(16,29,47,.15);
      white-space:nowrap;
    }
    .header-cta:hover{transform:translateY(-1px);background:#13243b}
    .header-cta:active{transform:translateY(0)}

    .trendbar,
    .channelbar{
      display:flex;
      align-items:center;
      gap:.55rem;
      flex-wrap:wrap;
    }
    .trendbar{
      padding:.2rem 0 .75rem;
      border-top:1px solid rgba(215,224,231,.82);
      margin-top:.35rem;
    }
    .trend-label{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      color:var(--muted);
      font-size:.84rem;
      font-weight:700;
      padding-right:.25rem;
    }
    .trend-link,
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.4rem;
      padding:.5rem .82rem;
      border:1px solid transparent;
      border-radius:8px;
      transition:background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
      white-space:nowrap;
    }
    .trend-link{
      background:rgba(16,29,47,.04);
      color:#263544;
    }
    .trend-link:hover{
      background:rgba(15,118,110,.08);
      color:var(--accent);
      transform:translateY(-1px);
    }
    .channelbar{
      overflow-x:auto;
      padding-bottom:.1rem;
      scrollbar-width:none;
    }
    .channelbar::-webkit-scrollbar{display:none}
    .nav-link{
      color:#314455;
      background:rgba(255,255,255,.55);
      border-color:rgba(215,224,231,.85);
      font-weight:700;
    }
    .nav-link:hover{
      color:var(--accent);
      border-color:rgba(15,118,110,.28);
      background:rgba(15,118,110,.06);
      transform:translateY(-1px);
    }
    .nav-link.is-active{
      background:linear-gradient(180deg, rgba(15,118,110,.96), rgba(12,99,92,.96));
      color:#fff;
      border-color:rgba(15,118,110,.22);
      box-shadow:0 8px 18px rgba(15,118,110,.18);
    }

    .hero{
      position:relative;
      isolation:isolate;
      padding:2.4rem 0 2rem;
      background:
        linear-gradient(180deg, rgba(8,15,25,.74), rgba(8,15,25,.84)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:#f7fbff;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(4,8,15,.18), transparent 38%, rgba(4,8,15,.22)),
        linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,0));
      pointer-events:none;
      z-index:-1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:1.5rem;
      align-items:stretch;
    }
    .hero-copy{
      padding:1rem 0 .8rem;
    }
    .hero-badge{
      display:inline-flex;
      align-items:center;
      gap:.4rem;
      padding:.35rem .7rem;
      border-radius:8px;
      background:rgba(249,115,22,.16);
      border:1px solid rgba(249,115,22,.28);
      color:#ffd6b7;
      font-weight:800;
      font-size:.85rem;
      margin-bottom:1rem;
    }
    .hero-badge::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:#ff9f5a;
      box-shadow:0 0 0 4px rgba(249,115,22,.12);
    }
    .hero h1{
      margin:0;
      font-size:2.85rem;
      line-height:1.12;
      letter-spacing:0;
      max-width:11.5em;
    }
    .hero-lead{
      margin:1rem 0 1.35rem;
      font-size:1.05rem;
      color:rgba(236,244,250,.9);
      max-width:40rem;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:.8rem;
      margin-bottom:1.2rem;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.5rem;
      border-radius:8px;
      padding:.8rem 1rem;
      border:1px solid transparent;
      font-weight:800;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .btn svg{width:16px;height:16px;flex:0 0 auto}
    .btn:hover{transform:translateY(-1px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      background:linear-gradient(180deg, #f97316, #ea580c);
      color:#fff;
      box-shadow:0 12px 26px rgba(249,115,22,.26);
    }
    .btn-primary:hover{box-shadow:0 16px 32px rgba(249,115,22,.3)}
    .btn-secondary{
      background:rgba(255,255,255,.08);
      color:#fff;
      border-color:rgba(255,255,255,.18);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.13)}
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:.55rem;
    }
    .hero-tag{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      padding:.42rem .7rem;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      color:#edf4fb;
      font-size:.9rem;
    }

    .hero-panel{
      display:grid;
      gap:1rem;
      align-content:start;
    }
    .hero-shot{
      position:relative;
      overflow:hidden;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
      background:#0f1b2c;
      min-height:420px;
    }
    .hero-shot img{
      width:100%;
      height:100%;
      min-height:420px;
      object-fit:cover;
      filter:saturate(1.02) contrast(1.02);
    }
    .hero-shot::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,16,27,.08), rgba(10,16,27,.58));
      pointer-events:none;
    }
    .sticker{
      position:absolute;
      top:1rem;
      left:1rem;
      z-index:2;
      padding:.45rem .7rem;
      border-radius:8px;
      background:rgba(15,118,110,.95);
      color:#fff;
      font-weight:800;
      font-size:.84rem;
      box-shadow:0 10px 24px rgba(15,118,110,.22);
      transform:rotate(-6deg);
    }
    .hero-shot-copy{
      position:absolute;
      left:1rem;
      right:1rem;
      bottom:1rem;
      z-index:2;
      display:grid;
      gap:.6rem;
      color:#fff;
    }
    .hero-shot-copy h2{
      margin:0;
      font-size:1.15rem;
      line-height:1.3;
    }
    .hero-shot-copy p{
      margin:0;
      color:rgba(234,242,248,.88);
      font-size:.95rem;
      max-width:30rem;
    }
    .hero-statboard{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:.75rem;
    }
    .stat{
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.12);
      border-radius:8px;
      padding:.85rem .85rem .8rem;
      color:#f5f9fc;
      box-shadow:0 8px 20px rgba(0,0,0,.14);
    }
    .stat strong{
      display:block;
      font-size:1.02rem;
      margin-bottom:.12rem;
    }
    .stat span{
      color:rgba(238,245,250,.8);
      font-size:.86rem;
    }

    main{display:block}
    .section-block{
      padding:2.8rem 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:1rem;
      margin-bottom:1.2rem;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      color:var(--accent);
      font-size:.84rem;
      font-weight:800;
      letter-spacing:0;
      text-transform:none;
      margin-bottom:.35rem;
    }
    .section-kicker::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent-2);
      box-shadow:0 0 0 4px rgba(249,115,22,.12);
    }
    .section-title{
      margin:0;
      font-size:1.72rem;
      line-height:1.22;
    }
    .section-note{
      margin:0;
      max-width:36rem;
      color:var(--muted);
    }

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:1rem;
    }
    .feature-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:8px;
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height:100%;
    }
    .feature-card:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow);
      border-color:rgba(15,118,110,.22);
    }
    .feature-card img{
      width:100%;
      aspect-ratio:16/10;
      object-fit:cover;
      background:#dce4ea;
    }
    .feature-body{
      padding:1rem 1rem 1.05rem;
    }
    .feature-badge{
      display:inline-flex;
      align-items:center;
      padding:.25rem .55rem;
      border-radius:999px;
      background:rgba(15,118,110,.1);
      color:var(--accent);
      font-size:.78rem;
      font-weight:800;
      margin-bottom:.75rem;
    }
    .feature-body h3{
      margin:0 0 .4rem;
      font-size:1.08rem;
      line-height:1.35;
    }
    .feature-body p{
      margin:0 0 .8rem;
      color:var(--muted);
      font-size:.94rem;
    }
    .feature-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:.45rem;
    }
    .feature-list li{
      position:relative;
      padding-left:1.05rem;
      color:#2e4050;
      font-size:.92rem;
    }
    .feature-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.55rem;
      width:.45rem;
      height:.45rem;
      border-radius:2px;
      background:var(--accent-2);
    }

    .panel-band{
      background:linear-gradient(180deg, rgba(12,23,37,.98), rgba(17,30,47,.98));
      color:#eff5fb;
      position:relative;
      overflow:hidden;
      border-top:1px solid rgba(255,255,255,.06);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .panel-band::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(15,118,110,.12), transparent 35%),
        linear-gradient(315deg, rgba(249,115,22,.12), transparent 30%);
      pointer-events:none;
    }
    .panel-band .section-kicker{color:#9fe5dd}
    .panel-band .section-title{color:#f8fbfe}
    .panel-band .section-note{color:rgba(234,243,250,.78)}
    .panel-band .stats-row{
      display:grid;
      grid-template-columns:repeat(4, 1fr);
      gap:.9rem;
      margin:1.3rem 0 1.4rem;
    }
    .metric{
      border-radius:8px;
      padding:1rem;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
    }
    .metric strong{
      display:block;
      font-size:1.25rem;
      margin-bottom:.15rem;
      color:#fff;
    }
    .metric span{
      color:rgba(234,243,250,.8);
      font-size:.92rem;
    }
    .plan-layout{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:1rem;
      position:relative;
      z-index:1;
    }
    .plan-card,
    .process-card,
    .quote-card,
    .faq-item,
    .contact-box{
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.1);
      border-radius:8px;
      box-shadow:0 14px 30px rgba(0,0,0,.12);
    }
    .plan-card{
      padding:1.1rem;
    }
    .plan-card h3{
      margin:.1rem 0 .8rem;
      font-size:1.15rem;
    }
    .checklist{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:.65rem;
    }
    .checklist li{
      position:relative;
      padding-left:1.35rem;
      color:rgba(236,244,250,.9);
    }
    .checklist li::before{
      content:"";
      position:absolute;
      left:0;
      top:.58rem;
      width:.62rem;
      height:.62rem;
      border-radius:2px;
      background:linear-gradient(180deg, var(--accent-2), #fb923c);
      box-shadow:0 0 0 4px rgba(249,115,22,.1);
    }
    .plan-stack{
      display:grid;
      gap:.85rem;
    }
    .plan-row{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:.85rem;
      align-items:start;
      padding:.95rem 1rem;
      border-radius:8px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.09);
    }
    .plan-num{
      width:2rem;
      height:2rem;
      border-radius:6px;
      display:grid;
      place-items:center;
      background:rgba(249,115,22,.14);
      color:#ffd1b0;
      font-weight:900;
      flex:0 0 auto;
    }
    .plan-row h4{
      margin:0 0 .2rem;
      font-size:1rem;
    }
    .plan-row p{
      margin:0;
      color:rgba(234,243,250,.78);
      font-size:.92rem;
    }

    .updates-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:1rem;
    }
    .quote-card{
      background:var(--surface);
      color:var(--text);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      padding:1rem;
    }
    .quote-card .quote-mark{
      font-size:1.6rem;
      color:var(--accent-2);
      line-height:1;
      margin-bottom:.35rem;
    }
    .quote-card p{
      margin:0 0 .85rem;
      color:#304151;
    }
    .quote-meta{
      display:flex;
      justify-content:space-between;
      gap:1rem;
      align-items:center;
      border-top:1px solid var(--line);
      padding-top:.75rem;
      color:var(--muted);
      font-size:.9rem;
    }
    .quote-tag{
      display:inline-flex;
      align-items:center;
      padding:.25rem .55rem;
      border-radius:999px;
      background:rgba(15,118,110,.08);
      color:var(--accent);
      font-weight:800;
      font-size:.78rem;
    }

    .calendar-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:1rem;
      align-items:stretch;
    }
    .timeline-card{
      background:var(--surface);
      color:var(--text);
      border:1px solid var(--line);
      border-radius:8px;
      box-shadow:var(--shadow-soft);
      padding:1rem;
      overflow:hidden;
    }
    .timeline-figure{
      border-radius:8px;
      overflow:hidden;
      border:1px solid var(--line);
      margin-bottom:1rem;
    }
    .timeline-figure img{
      width:100%;
      aspect-ratio:16/11;
      object-fit:cover;
    }
    .timeline{
      display:grid;
      gap:.75rem;
    }
    .timeline-step{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:.85rem;
      align-items:start;
      padding:.9rem;
      border-radius:8px;
      background:var(--bg-soft);
      border:1px solid var(--line);
    }
    .timeline-step strong{
      display:grid;
      place-items:center;
      width:2rem;
      height:2rem;
      border-radius:6px;
      background:rgba(15,118,110,.12);
      color:var(--accent);
      font-weight:900;
    }
    .timeline-step h4{
      margin:0 0 .18rem;
      font-size:1rem;
    }
    .timeline-step p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }
    .timeline-note{
      padding:1rem 1rem 0;
      color:var(--muted);
    }

    .faq-grid{
      display:grid;
      gap:.9rem;
    }
    .faq-item{
      background:var(--surface);
      color:var(--text);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:1rem;
      padding:1rem 1rem;
      font-weight:800;
      color:#1d3142;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      font-size:1.15rem;
      color:var(--accent);
      flex:0 0 auto;
    }
    .faq-item[open] summary::after{content:"—"}
    .faq-item .faq-answer{
      padding:0 1rem 1rem;
      color:var(--muted);
    }

    .cta{
      padding:0 0 3rem;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(10,15,24,.84), rgba(10,15,24,.88)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      color:#eef5fb;
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(90deg, rgba(8,12,20,.12), rgba(8,12,20,.28));
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:1rem;
      padding:1.4rem;
      align-items:stretch;
    }
    .cta-copy{
      padding:1rem .5rem 1rem .25rem;
    }
    .cta-copy .section-kicker{color:#ffd7bd}
    .cta-copy .section-title{color:#fff}
    .cta-copy .section-note{color:rgba(234,243,250,.82)}
    .cta-points{
      margin:1rem 0 1.25rem;
      padding:0;
      list-style:none;
      display:grid;
      gap:.65rem;
    }
    .cta-points li{
      position:relative;
      padding-left:1.2rem;
      color:rgba(236,244,250,.88);
    }
    .cta-points li::before{
      content:"";
      position:absolute;
      left:0;
      top:.58rem;
      width:.48rem;
      height:.48rem;
      border-radius:2px;
      background:var(--accent-2);
    }
    .contact-box{
      background:rgba(255,255,255,.95);
      color:var(--text);
      border:1px solid rgba(215,224,231,.95);
      padding:1rem;
      box-shadow:0 16px 32px rgba(0,0,0,.12);
    }
    .contact-box h3{
      margin:.1rem 0 .4rem;
      font-size:1.15rem;
    }
    .contact-box p{
      margin:0 0 1rem;
      color:var(--muted);
      font-size:.94rem;
    }
    .contact-form{
      display:grid;
      gap:.8rem;
    }
    .form-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:.8rem;
    }
    .field{
      display:grid;
      gap:.35rem;
    }
    .field label{
      font-size:.88rem;
      font-weight:700;
      color:#314455;
    }
    .field input,
    .field textarea{
      width:100%;
      border-radius:8px;
      border:1px solid var(--line);
      background:#fff;
      padding:.8rem .85rem;
      color:var(--text);
      transition:border-color .18s ease, box-shadow .18s ease, background .18s ease;
    }
    .field textarea{
      min-height:108px;
      resize:vertical;
    }
    .field input:focus,
    .field textarea:focus{
      border-color:rgba(15,118,110,.42);
      box-shadow:var(--ring);
    }
    .submit-row{
      display:flex;
      align-items:center;
      gap:.85rem;
      flex-wrap:wrap;
      margin-top:.2rem;
    }
    .submit-row .btn-primary{
      border:0;
      padding:.84rem 1.2rem;
    }
    .form-note{
      color:var(--muted);
      font-size:.88rem;
    }

    .site-footer{
      background:#0f1724;
      color:#dce7f1;
      border-top:1px solid rgba(255,255,255,.08);
      padding:2rem 0 1.3rem;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr;
      gap:1rem;
      align-items:start;
      padding-bottom:1rem;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      display:flex;
      gap:.85rem;
      align-items:flex-start;
    }
    .footer-copy h2{
      margin:0 0 .45rem;
      font-size:1.2rem;
      color:#fff;
    }
    .footer-copy p{
      margin:0;
      color:rgba(220,231,241,.8);
      max-width:45rem;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:.6rem;
      justify-content:flex-end;
    }
    .footer-links a{
      display:inline-flex;
      align-items:center;
      padding:.48rem .72rem;
      border-radius:8px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      color:#e8f0f7;
      transition:background .18s ease, transform .18s ease, border-color .18s ease;
    }
    .footer-links a:hover{
      transform:translateY(-1px);
      background:rgba(15,118,110,.16);
      border-color:rgba(15,118,110,.28);
    }
    .copyright{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:.75rem;
      padding-top:1rem;
      color:rgba(220,231,241,.72);
      font-size:.92rem;
    }
    .copyright a{
      color:#9fe5dd;
      text-decoration:underline;
      text-underline-offset:2px;
    }

    @media (max-width: 1024px){
      .hero-grid,
      .plan-layout,
      .calendar-wrap,
      .cta-inner,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .feature-grid,
      .updates-grid,
      .panel-band .stats-row{
        grid-template-columns:repeat(2, 1fr);
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .header-tools{
        flex-wrap:wrap;
      }
      .searchbar{
        width:100%;
      }
      .hero h1{
        max-width:12em;
      }
    }

    @media (max-width: 768px){
      .site-header .container{padding-block:.8rem .7rem}
      .topbar{
        flex-direction:column;
        align-items:flex-start;
      }
      .header-tools{
        width:100%;
        justify-content:stretch;
      }
      .header-cta{flex:0 0 auto}
      .hero{
        padding:2rem 0 1.6rem;
      }
      .hero h1{
        font-size:2.2rem;
        max-width:100%;
      }
      .hero-lead{font-size:1rem}
      .hero-shot,
      .hero-shot img{min-height:320px}
      .hero-statboard{
        grid-template-columns:1fr;
      }
      .feature-grid,
      .updates-grid,
      .panel-band .stats-row,
      .form-row{
        grid-template-columns:1fr;
      }
      .section-block{padding:2.2rem 0}
      .section-title{font-size:1.45rem}
      .trendbar{padding-bottom:.55rem}
    }

    @media (max-width: 520px){
      .container{width:min(var(--container), calc(100% - 1.2rem))}
      .brand-note{white-space:normal}
      .searchbar{
        padding:.45rem .55rem;
        gap:.45rem;
      }
      .search-btn{
        padding:.48rem .7rem;
      }
      .hero h1{font-size:1.9rem}
      .hero-actions{gap:.6rem}
      .btn,
      .header-cta{
        width:100%;
      }
      .hero-tags{
        display:grid;
        grid-template-columns:1fr 1fr;
      }
      .hero-tag{justify-content:center}
      .hero-shot-copy h2{font-size:1.02rem}
      .footer-links{justify-content:flex-start}
      .copyright{flex-direction:column}
      .contact-box,
      .quote-card,
      .timeline-card,
      .plan-card{
        padding:.9rem;
      }
    }

/* roulang page: article */
:root {
      --bg: #081112;
      --bg-soft: #0d1719;
      --surface: #111c1f;
      --surface-2: #152126;
      --line: rgba(214, 228, 226, 0.14);
      --line-strong: rgba(214, 228, 226, 0.22);
      --text: #edf4f2;
      --muted: #a7b6b2;
      --muted-2: #82918d;
      --brand: #39d0c0;
      --brand-2: #f5a524;
      --brand-3: #6ee7b7;
      --danger: #f87171;
      --shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
      --shadow-soft: 0 10px 24px rgba(0, 0, 0, 0.18);
      --radius: 8px;
      --radius-sm: 6px;
      --container: 1180px;
      --gap: 24px;
      --gap-lg: 32px;
      --gap-xl: 48px;
      --pad: 20px;
      --pad-lg: 28px;
      --pad-xl: 36px;
      --transition: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background:
        radial-gradient(1000px 700px at 18% 0%, rgba(57, 208, 192, 0.08), transparent 60%),
        radial-gradient(900px 600px at 100% 10%, rgba(245, 165, 36, 0.08), transparent 56%),
        linear-gradient(180deg, #091214 0%, #0a1113 34%, #071012 100%);
      color: var(--text);
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

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

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

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

    button,
    input,
    textarea,
    select {
      border: 0;
      outline: 0;
      background: none;
    }

    ::selection {
      background: rgba(57, 208, 192, 0.28);
      color: var(--text);
    }

    .container {
      width: min(100% - 32px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: rgba(8, 17, 18, 0.88);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(214, 228, 226, 0.08);
    }

    .site-header .container {
      padding-top: 12px;
      padding-bottom: 12px;
    }

    .topbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 12px;
    }

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

    .brand-mark {
      width: 40px;
      height: 40px;
      border-radius: 8px;
      background:
        linear-gradient(135deg, rgba(57, 208, 192, 0.95), rgba(245, 165, 36, 0.9));
      box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08) inset, 0 10px 24px rgba(57, 208, 192, 0.18);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 9px;
      border: 1.5px solid rgba(8, 17, 18, 0.86);
      border-radius: 5px;
    }

    .brand-mark::after {
      inset: 14px;
      border-color: rgba(8, 17, 18, 0.58);
    }

    .brand-copy {
      display: flex;
      flex-direction: column;
      min-width: 0;
    }

    .brand-name {
      font-size: 1.02rem;
      font-weight: 800;
      letter-spacing: 0;
      line-height: 1.2;
      white-space: nowrap;
    }

    .brand-note {
      font-size: 0.82rem;
      color: var(--muted);
      line-height: 1.35;
    }

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

    .searchbar {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
      padding: 10px 12px;
      border: 1px solid var(--line);
      background: rgba(17, 28, 31, 0.82);
      border-radius: 8px;
      box-shadow: var(--shadow-soft);
    }

    .searchbar svg {
      width: 18px;
      height: 18px;
      color: var(--muted);
      flex: 0 0 auto;
    }

    .searchbar input {
      width: min(270px, 34vw);
      min-width: 0;
      color: var(--text);
      background: transparent;
    }

    .searchbar input::placeholder {
      color: var(--muted-2);
    }

    .search-btn,
    .header-cta,
    .action-btn,
    .submit-btn,
    .inline-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 0 16px;
      border-radius: 8px;
      border: 1px solid transparent;
      transition: transform var(--transition), border-color var(--transition), background-color var(--transition), box-shadow var(--transition), color var(--transition);
      cursor: pointer;
      white-space: nowrap;
    }

    .search-btn {
      background: rgba(57, 208, 192, 0.12);
      color: var(--brand);
      border-color: rgba(57, 208, 192, 0.18);
      flex: 0 0 auto;
    }

    .search-btn:hover,
    .search-btn:focus-visible {
      background: rgba(57, 208, 192, 0.2);
      border-color: rgba(57, 208, 192, 0.34);
      transform: translateY(-1px);
    }

    .header-cta,
    .submit-btn,
    .action-btn.primary {
      background: linear-gradient(135deg, var(--brand), #2cb8a8);
      color: #071012;
      box-shadow: 0 12px 24px rgba(57, 208, 192, 0.16);
      font-weight: 700;
    }

    .header-cta:hover,
    .submit-btn:hover,
    .action-btn.primary:hover,
    .header-cta:focus-visible,
    .submit-btn:focus-visible,
    .action-btn.primary:focus-visible {
      transform: translateY(-1px);
      box-shadow: 0 16px 30px rgba(57, 208, 192, 0.22);
    }

    .trendbar,
    .channelbar {
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

    .trendbar::-webkit-scrollbar,
    .channelbar::-webkit-scrollbar {
      display: none;
    }

    .trendbar {
      padding-bottom: 10px;
      margin-bottom: 10px;
      border-bottom: 1px solid rgba(214, 228, 226, 0.08);
    }

    .trend-label {
      color: var(--muted);
      font-size: 0.82rem;
      letter-spacing: 0.02em;
      flex: 0 0 auto;
    }

    .trend-link,
    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 36px;
      padding: 0 14px;
      border-radius: 8px;
      border: 1px solid transparent;
      color: var(--muted);
      background: rgba(255, 255, 255, 0.02);
      transition: transform var(--transition), background-color var(--transition), border-color var(--transition), color var(--transition);
      flex: 0 0 auto;
      white-space: nowrap;
    }

    .trend-link:hover,
    .nav-link:hover,
    .trend-link:focus-visible,
    .nav-link:focus-visible {
      color: var(--text);
      border-color: rgba(57, 208, 192, 0.26);
      background: rgba(57, 208, 192, 0.08);
      transform: translateY(-1px);
    }

    .nav-link.is-active {
      color: #071012;
      background: linear-gradient(135deg, rgba(57, 208, 192, 0.98), rgba(110, 231, 183, 0.92));
      border-color: transparent;
      font-weight: 700;
    }

    .page-main {
      padding: 18px 0 56px;
    }

    .hero-banner {
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid rgba(214, 228, 226, 0.08);
      background:
        linear-gradient(180deg, rgba(8, 17, 18, 0.22), rgba(8, 17, 18, 0.78)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }

    .hero-banner::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(8, 17, 18, 0.92) 0%, rgba(8, 17, 18, 0.58) 55%, rgba(8, 17, 18, 0.18) 100%);
      pointer-events: none;
    }

    .hero-banner .container {
      position: relative;
      z-index: 1;
      padding-top: 28px;
      padding-bottom: 28px;
    }

    .article-breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      color: var(--muted);
      font-size: 0.88rem;
      margin-bottom: 18px;
    }

    .article-breadcrumb .sep {
      color: rgba(214, 228, 226, 0.35);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.9fr);
      gap: 26px;
      align-items: center;
    }

    .hero-copy h1 {
      margin: 0;
      font-size: clamp(2rem, 3vw, 3.4rem);
      line-height: 1.08;
      letter-spacing: 0;
      max-width: 12.5em;
    }

    .hero-lead {
      margin: 18px 0 0;
      max-width: 58ch;
      color: rgba(237, 244, 242, 0.86);
      font-size: 1.02rem;
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 0 12px;
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.14);
      background: rgba(17, 28, 31, 0.56);
      color: var(--text);
      font-size: 0.88rem;
    }

    .pill strong {
      color: var(--brand-3);
      font-weight: 700;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 22px;
    }

    .action-btn {
      background: rgba(255, 255, 255, 0.03);
      color: var(--text);
      border-color: rgba(214, 228, 226, 0.14);
    }

    .action-btn:hover,
    .action-btn:focus-visible,
    .inline-btn:hover,
    .inline-btn:focus-visible {
      transform: translateY(-1px);
      border-color: rgba(57, 208, 192, 0.3);
      background: rgba(57, 208, 192, 0.08);
    }

    .action-btn svg,
    .inline-btn svg,
    .search-btn svg {
      width: 16px;
      height: 16px;
      flex: 0 0 auto;
    }

    .hero-panel {
      position: relative;
      border: 1px solid rgba(214, 228, 226, 0.12);
      border-radius: 8px;
      overflow: hidden;
      background: rgba(13, 23, 25, 0.74);
      box-shadow: var(--shadow);
    }

    .hero-panel img {
      width: 100%;
      aspect-ratio: 16 / 10;
      object-fit: cover;
    }

    .panel-body {
      padding: 18px;
      display: grid;
      gap: 12px;
    }

    .panel-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      font-size: 1rem;
      font-weight: 700;
    }

    .panel-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 8px;
      background: rgba(245, 165, 36, 0.12);
      color: #ffd48a;
      border: 1px solid rgba(245, 165, 36, 0.18);
      font-size: 0.82rem;
      white-space: nowrap;
    }

    .flashbar {
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 12px;
      padding: 14px 16px;
      border-radius: 8px;
      background: rgba(6, 11, 12, 0.88);
      border: 1px solid rgba(57, 208, 192, 0.16);
      box-shadow: var(--shadow-soft);
    }

    .flash-label {
      color: var(--muted);
      font-size: 0.86rem;
    }

    .countdown {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      justify-content: flex-end;
      font-variant-numeric: tabular-nums;
    }

    .countdown span {
      min-width: 54px;
      text-align: center;
      padding: 8px 10px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(214, 228, 226, 0.12);
    }

    .countdown em {
      display: block;
      font-style: normal;
      font-size: 0.72rem;
      color: var(--muted);
      margin-top: 2px;
    }

    .flash-link {
      color: var(--brand);
      font-size: 0.9rem;
      white-space: nowrap;
    }

    .flash-link:hover {
      color: #8ceadf;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }

    .stat {
      padding: 12px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(214, 228, 226, 0.1);
    }

    .stat strong {
      display: block;
      font-size: 1.12rem;
      line-height: 1.2;
      margin-bottom: 4px;
      color: #f4faf8;
    }

    .stat span {
      color: var(--muted);
      font-size: 0.84rem;
    }

    .section-band {
      padding: 30px 0;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 18px;
    }

    .section-title {
      margin: 0;
      font-size: 1.48rem;
      line-height: 1.2;
      letter-spacing: 0;
    }

    .section-sub {
      margin: 8px 0 0;
      color: var(--muted);
      max-width: 68ch;
      font-size: 0.96rem;
    }

    .section-kicker {
      color: var(--brand-3);
      font-size: 0.84rem;
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }

    .section-link {
      color: var(--brand);
      white-space: nowrap;
      font-size: 0.92rem;
    }

    .section-link:hover {
      color: #8ceadf;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .feature-card {
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.12);
      background: linear-gradient(180deg, rgba(17, 28, 31, 0.94), rgba(12, 20, 22, 0.94));
      overflow: hidden;
      box-shadow: var(--shadow-soft);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .feature-card:hover {
      transform: translateY(-3px);
      border-color: rgba(57, 208, 192, 0.24);
      box-shadow: 0 20px 38px rgba(0, 0, 0, 0.26);
    }

    .feature-card img {
      width: 100%;
      aspect-ratio: 16 / 9;
      object-fit: cover;
      border-bottom: 1px solid rgba(214, 228, 226, 0.1);
    }

    .feature-card .card-body {
      padding: 16px;
      display: grid;
      gap: 10px;
    }

    .feature-card h3,
    .step-card h3,
    .note-card h3,
    .faq-item summary {
      margin: 0;
      font-size: 1.02rem;
      line-height: 1.35;
    }

    .feature-card p,
    .step-card p,
    .note-card p {
      margin: 0;
      color: var(--muted);
      font-size: 0.94rem;
    }

    .checklist {
      display: grid;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .checklist li {
      display: flex;
      gap: 10px;
      color: rgba(237, 244, 242, 0.92);
      font-size: 0.92rem;
    }

    .checklist li::before {
      content: "";
      width: 10px;
      height: 10px;
      margin-top: 7px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
      flex: 0 0 auto;
      box-shadow: 0 0 0 3px rgba(57, 208, 192, 0.1);
    }

    .article-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.62fr);
      gap: 22px;
      align-items: start;
    }

    .content-panel,
    .side-panel,
    .note-panel,
    .contact-panel {
      border: 1px solid rgba(214, 228, 226, 0.12);
      border-radius: 8px;
      background: rgba(16, 26, 29, 0.88);
      box-shadow: var(--shadow-soft);
    }

    .content-panel {
      padding: 22px;
    }

    .content-panel .content-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 8px;
      border: 1px solid rgba(57, 208, 192, 0.18);
      color: var(--brand-3);
      background: rgba(57, 208, 192, 0.08);
      font-size: 0.84rem;
      margin-bottom: 14px;
    }

    .article-body {
      color: rgba(237, 244, 242, 0.92);
      font-size: 1rem;
      line-height: 1.95;
      overflow: hidden;
    }

    .article-body > :first-child {
      margin-top: 0;
    }

    .article-body > :last-child {
      margin-bottom: 0;
    }

    .article-body h2,
    .article-body h3,
    .article-body h4 {
      margin: 1.5em 0 0.7em;
      line-height: 1.28;
      letter-spacing: 0;
      color: var(--text);
    }

    .article-body h2 {
      font-size: 1.34rem;
    }

    .article-body h3 {
      font-size: 1.12rem;
    }

    .article-body p {
      margin: 0 0 1em;
      color: rgba(237, 244, 242, 0.9);
    }

    .article-body ul,
    .article-body ol {
      margin: 0 0 1.1em;
      padding-left: 1.2em;
    }

    .article-body li {
      margin: 0.35em 0;
    }

    .article-body a {
      color: var(--brand);
      text-decoration: underline;
      text-underline-offset: 2px;
    }

    .article-body blockquote {
      margin: 1.2em 0;
      padding: 14px 16px;
      border-left: 3px solid var(--brand);
      background: rgba(57, 208, 192, 0.06);
      border-radius: 0 8px 8px 0;
      color: rgba(237, 244, 242, 0.92);
    }

    .article-body code {
      padding: 0.16em 0.36em;
      border-radius: 6px;
      background: rgba(255, 255, 255, 0.08);
      color: #d9fff7;
      font-size: 0.92em;
    }

    .article-body pre {
      overflow: auto;
      padding: 16px;
      border-radius: 8px;
      background: #0a1214;
      border: 1px solid rgba(214, 228, 226, 0.12);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
      margin: 1.2em 0;
    }

    .article-body pre code {
      padding: 0;
      background: transparent;
      color: #e8fff9;
    }

    .article-body table {
      width: 100%;
      border-collapse: collapse;
      margin: 1.1em 0;
      overflow: hidden;
      display: block;
    }

    .article-body table thead,
    .article-body table tbody,
    .article-body table tr {
      display: table;
      width: 100%;
      table-layout: fixed;
    }

    .article-body th,
    .article-body td {
      padding: 12px 10px;
      border-bottom: 1px solid rgba(214, 228, 226, 0.1);
      vertical-align: top;
      text-align: left;
    }

    .article-body th {
      color: var(--text);
      background: rgba(255, 255, 255, 0.03);
    }

    .article-body figure {
      margin: 1.2em 0;
    }

    .article-body figure img {
      width: 100%;
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.12);
    }

    .article-body hr {
      margin: 1.6em 0;
      border: 0;
      border-top: 1px solid rgba(214, 228, 226, 0.12);
    }

    .side-panel {
      padding: 18px;
      display: grid;
      gap: 16px;
      position: sticky;
      top: 152px;
    }

    .side-hero {
      border-radius: 8px;
      overflow: hidden;
      border: 1px solid rgba(214, 228, 226, 0.1);
      background: rgba(255, 255, 255, 0.03);
    }

    .side-hero img {
      width: 100%;
      aspect-ratio: 16 / 11;
      object-fit: cover;
    }

    .side-hero .copy {
      padding: 14px;
      display: grid;
      gap: 8px;
    }

    .side-hero .copy strong {
      font-size: 1rem;
      line-height: 1.35;
    }

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

    .mini-item {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding: 11px 12px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(214, 228, 226, 0.08);
    }

    .mini-item .dot {
      width: 9px;
      height: 9px;
      margin-top: 6px;
      border-radius: 999px;
      background: var(--brand);
      box-shadow: 0 0 0 3px rgba(57, 208, 192, 0.1);
      flex: 0 0 auto;
    }

    .mini-item span {
      color: var(--muted);
      font-size: 0.92rem;
    }

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

    .inline-btn {
      width: 100%;
      justify-content: space-between;
      padding-inline: 14px;
      background: rgba(57, 208, 192, 0.06);
      border: 1px solid rgba(57, 208, 192, 0.14);
      color: var(--text);
    }

    .inline-btn small {
      color: var(--muted);
      font-size: 0.84rem;
    }

    .timeline-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .step-card {
      padding: 18px;
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.12);
      background: rgba(17, 28, 31, 0.9);
      box-shadow: var(--shadow-soft);
      position: relative;
      overflow: hidden;
    }

    .step-card::before {
      content: "";
      position: absolute;
      inset: 0 auto auto 0;
      width: 4px;
      height: 100%;
      background: linear-gradient(180deg, var(--brand), var(--brand-2));
    }

    .step-index {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 8px;
      background: rgba(57, 208, 192, 0.08);
      color: var(--brand-3);
      border: 1px solid rgba(57, 208, 192, 0.16);
      font-size: 0.82rem;
      margin-bottom: 12px;
    }

    .step-card ul {
      margin: 12px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 8px;
    }

    .step-card li {
      color: var(--muted);
      font-size: 0.92rem;
      padding-left: 16px;
      position: relative;
    }

    .step-card li::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 999px;
      background: var(--brand-2);
      position: absolute;
      left: 0;
      top: 0.65em;
    }

    .note-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 18px;
      align-items: start;
    }

    .note-card {
      padding: 20px;
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.12);
      background: rgba(16, 26, 29, 0.9);
    }

    .notice-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 14px;
    }

    .notice-chip {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(214, 228, 226, 0.1);
      color: rgba(237, 244, 242, 0.9);
      font-size: 0.86rem;
    }

    .support-box {
      padding: 20px;
      border-radius: 8px;
      background:
        linear-gradient(180deg, rgba(8, 17, 18, 0.12), rgba(8, 17, 18, 0.86)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      border: 1px solid rgba(214, 228, 226, 0.12);
      box-shadow: var(--shadow-soft);
      display: grid;
      gap: 14px;
    }

    .support-box h3 {
      margin: 0;
      font-size: 1.06rem;
    }

    .support-box p {
      margin: 0;
      color: rgba(237, 244, 242, 0.88);
    }

    .support-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .support-actions .action-btn {
      background: rgba(8, 17, 18, 0.74);
    }

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

    .faq-item {
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.12);
      background: rgba(17, 28, 31, 0.88);
      overflow: hidden;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 16px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

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

    .faq-item summary::after {
      content: "+";
      color: var(--brand);
      font-size: 1.2rem;
      line-height: 1;
      flex: 0 0 auto;
    }

    .faq-item[open] summary::after {
      content: "–";
    }

    .faq-answer {
      padding: 0 18px 16px;
      color: var(--muted);
    }

    .faq-answer p {
      margin: 0;
    }

    .cta-band {
      padding: 32px 0 18px;
    }

    .contact-panel {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(180deg, rgba(8, 17, 18, 0.18), rgba(8, 17, 18, 0.86)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }

    .contact-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(8, 17, 18, 0.92) 0%, rgba(8, 17, 18, 0.72) 52%, rgba(8, 17, 18, 0.38) 100%);
      pointer-events: none;
    }

    .contact-inner {
      position: relative;
      z-index: 1;
      padding: 26px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(280px, 0.9fr);
      gap: 22px;
      align-items: start;
    }

    .contact-copy h2 {
      margin: 0;
      font-size: 1.56rem;
      line-height: 1.2;
    }

    .contact-copy p {
      margin: 14px 0 0;
      max-width: 60ch;
      color: rgba(237, 244, 242, 0.88);
    }

    .contact-points {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 18px;
    }

    .contact-point {
      padding: 14px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(214, 228, 226, 0.1);
    }

    .contact-point strong {
      display: block;
      margin-bottom: 4px;
      font-size: 0.98rem;
    }

    .contact-point span {
      color: var(--muted);
      font-size: 0.9rem;
    }

    .contact-form {
      padding: 18px;
      border-radius: 8px;
      background: rgba(10, 17, 19, 0.74);
      border: 1px solid rgba(214, 228, 226, 0.12);
      display: grid;
      gap: 12px;
    }

    .form-row {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
    }

    .field {
      display: grid;
      gap: 8px;
    }

    .field label {
      color: var(--muted);
      font-size: 0.86rem;
    }

    .field input,
    .field textarea {
      width: 100%;
      min-height: 44px;
      padding: 12px 14px;
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.12);
      background: rgba(255, 255, 255, 0.03);
      color: var(--text);
      transition: border-color var(--transition), background-color var(--transition), box-shadow var(--transition);
    }

    .field textarea {
      min-height: 110px;
      resize: vertical;
    }

    .field input::placeholder,
    .field textarea::placeholder {
      color: var(--muted-2);
    }

    .field input:focus,
    .field textarea:focus,
    .searchbar:focus-within {
      border-color: rgba(57, 208, 192, 0.34);
      box-shadow: 0 0 0 3px rgba(57, 208, 192, 0.12);
      background: rgba(255, 255, 255, 0.04);
    }

    .form-note {
      color: var(--muted);
      font-size: 0.86rem;
      margin: 0;
    }

    .empty-state {
      padding: 74px 0 92px;
      min-height: 54vh;
      display: grid;
      place-items: center;
    }

    .empty-card {
      width: min(100%, 520px);
      padding: 28px;
      border-radius: 8px;
      border: 1px solid rgba(214, 228, 226, 0.12);
      background: rgba(17, 28, 31, 0.9);
      box-shadow: var(--shadow);
      text-align: center;
    }

    .empty-card h1 {
      margin: 0;
      font-size: 1.72rem;
      line-height: 1.2;
    }

    .empty-card p {
      margin: 14px 0 0;
      color: var(--muted);
    }

    .empty-card .action-btn {
      margin-top: 20px;
    }

    .site-footer {
      border-top: 1px solid rgba(214, 228, 226, 0.08);
      background: rgba(6, 11, 12, 0.94);
    }

    .site-footer .container {
      padding-top: 26px;
      padding-bottom: 22px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) auto;
      gap: 24px;
      align-items: start;
      padding-bottom: 18px;
      border-bottom: 1px solid rgba(214, 228, 226, 0.08);
    }

    .footer-brand {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }

    .footer-copy h2 {
      margin: 0;
      font-size: 1.08rem;
    }

    .footer-copy p {
      margin: 10px 0 0;
      max-width: 62ch;
      color: var(--muted);
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 10px 12px;
    }

    .footer-links a {
      color: var(--muted);
      padding: 6px 0;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: var(--text);
    }

    .copyright {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 18px;
      justify-content: space-between;
      padding-top: 16px;
      color: var(--muted-2);
      font-size: 0.88rem;
    }

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

    .copyright a:hover {
      color: var(--text);
    }

    .focus-ring:focus-visible {
      outline: 2px solid rgba(57, 208, 192, 0.6);
      outline-offset: 2px;
    }

    @media (max-width: 1080px) {
      .hero-grid,
      .article-layout,
      .note-grid,
      .contact-inner {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
      }

      .feature-grid,
      .timeline-grid,
      .contact-points {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 820px) {
      .topbar,
      .header-tools,
      .section-head,
      .footer-grid,
      .copyright {
        grid-template-columns: 1fr;
      }

      .topbar,
      .section-head,
      .footer-grid,
      .copyright,
      .header-tools {
        display: grid;
        align-items: start;
      }

      .searchbar {
        width: 100%;
      }

      .searchbar input {
        width: 100%;
      }

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

      .feature-grid,
      .timeline-grid,
      .contact-points,
      .form-row {
        grid-template-columns: 1fr;
      }

      .flashbar {
        grid-template-columns: 1fr;
        justify-items: start;
      }

      .countdown {
        justify-content: flex-start;
      }

      .footer-links {
        justify-content: flex-start;
      }

      .hero-copy h1 {
        max-width: none;
      }

      .hero-banner .container,
      .site-header .container {
        width: min(100% - 24px, var(--container));
      }

      .contact-inner,
      .content-panel,
      .side-panel {
        padding: 18px;
      }
    }

    @media (max-width: 560px) {
      .page-main {
        padding-top: 12px;
      }

      .hero-banner .container {
        padding-top: 18px;
        padding-bottom: 18px;
      }

      .hero-copy h1 {
        font-size: 1.9rem;
      }

      .section-title {
        font-size: 1.28rem;
      }

      .hero-actions,
      .support-actions {
        display: grid;
      }

      .action-btn,
      .inline-btn,
      .header-cta,
      .submit-btn {
        width: 100%;
      }

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

      .flashbar {
        padding: 14px;
      }

      .countdown span {
        min-width: calc(50% - 4px);
      }

      .content-panel,
      .side-panel,
      .contact-inner {
        padding: 16px;
      }

      .empty-card {
        padding: 22px 18px;
      }
    }

/* roulang page: category2 */
:root {
      --bg: #f5f7fb;
      --surface: #ffffff;
      --surface-strong: #101522;
      --panel: #151b2a;
      --panel-2: #1e2637;
      --text: #172033;
      --muted: #667086;
      --muted-light: #aab4c4;
      --line: #dce2ec;
      --line-dark: rgba(255,255,255,.13);
      --primary: #e7353d;
      --primary-dark: #ba2028;
      --accent: #16b8a6;
      --gold: #f4b740;
      --blue: #356dff;
      --radius-sm: 10px;
      --radius: 18px;
      --radius-lg: 28px;
      --shadow: 0 18px 45px rgba(24, 35, 58, .12);
      --shadow-soft: 0 12px 28px rgba(24, 35, 58, .08);
      --container: 1180px;
      --font: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      min-height: 100vh;
      font-family: var(--font);
      color: var(--text);
      line-height: 1.75;
      background:
        radial-gradient(circle at 8% 0%, rgba(231, 53, 61, .10), transparent 26%),
        radial-gradient(circle at 90% 10%, rgba(22, 184, 166, .10), transparent 28%),
        var(--bg);
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
      border: 0;
    }

    :focus-visible {
      outline: 3px solid rgba(231, 53, 61, .28);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255,255,255,.92);
      border-bottom: 1px solid rgba(220,226,236,.9);
      box-shadow: 0 10px 30px rgba(18, 28, 48, .06);
      backdrop-filter: blur(18px);
    }

    .topbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
      padding: 16px 0 12px;
    }

    .brand,
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .brand-mark {
      position: relative;
      width: 42px;
      height: 42px;
      flex: 0 0 auto;
      border-radius: 14px;
      background: linear-gradient(135deg, var(--primary), #ff764f 48%, var(--accent));
      box-shadow: 0 12px 28px rgba(231, 53, 61, .25);
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      background: rgba(255,255,255,.92);
    }

    .brand-mark::before {
      width: 20px;
      height: 4px;
      left: 11px;
      top: 13px;
      border-radius: 999px;
      box-shadow: 0 8px 0 rgba(255,255,255,.92);
    }

    .brand-mark::after {
      width: 7px;
      height: 7px;
      right: 9px;
      bottom: 9px;
      border-radius: 50%;
    }

    .brand-copy {
      display: grid;
      gap: 1px;
    }

    .brand-name {
      font-size: 18px;
      font-weight: 900;
      color: var(--text);
      letter-spacing: 0;
      line-height: 1.25;
    }

    .brand-note {
      font-size: 12px;
      color: var(--muted);
      line-height: 1.3;
    }

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

    .searchbar {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 430px;
      max-width: 44vw;
      padding: 7px 8px 7px 12px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: #f8fafc;
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .searchbar:focus-within {
      border-color: rgba(231, 53, 61, .55);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(231, 53, 61, .08);
    }

    .searchbar svg {
      width: 18px;
      height: 18px;
      color: #7a8498;
      flex: 0 0 auto;
    }

    .searchbar input {
      width: 100%;
      min-width: 0;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--text);
      font-size: 14px;
    }

    .searchbar input::placeholder {
      color: #8b95a7;
    }

    .search-btn,
    .header-cta,
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      min-height: 40px;
      padding: 0 16px;
      border-radius: 999px;
      font-weight: 800;
      white-space: nowrap;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
    }

    .search-btn {
      color: #fff;
      background: var(--surface-strong);
    }

    .mini-icon {
      width: 16px !important;
      height: 16px !important;
      color: currentColor !important;
    }

    .header-cta,
    .btn-primary {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 12px 22px rgba(231, 53, 61, .22);
    }

    .btn-dark {
      color: #fff;
      background: var(--surface-strong);
    }

    .btn-ghost {
      color: var(--text);
      background: #fff;
      border: 1px solid var(--line);
    }

    .search-btn:hover,
    .header-cta:hover,
    .btn:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-soft);
    }

    .trendbar {
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      padding: 0 0 11px;
      scrollbar-width: none;
    }

    .trendbar::-webkit-scrollbar,
    .channelbar::-webkit-scrollbar {
      display: none;
    }

    .trend-label {
      flex: 0 0 auto;
      padding: 4px 9px;
      border-radius: 999px;
      color: #fff;
      background: var(--primary);
      font-size: 12px;
      font-weight: 900;
    }

    .trend-link {
      flex: 0 0 auto;
      color: var(--muted);
      font-size: 13px;
      padding: 4px 9px;
      border-radius: 999px;
      background: rgba(23,32,51,.05);
    }

    .trend-link:hover {
      color: var(--primary);
      background: rgba(231, 53, 61, .08);
    }

    .channelbar {
      display: flex;
      align-items: center;
      gap: 8px;
      overflow-x: auto;
      padding: 0 0 14px;
      scrollbar-width: none;
    }

    .nav-link {
      position: relative;
      flex: 0 0 auto;
      padding: 9px 14px;
      border-radius: 999px;
      color: #3c4659;
      font-size: 15px;
      font-weight: 800;
      transition: background .2s ease, color .2s ease, transform .2s ease;
    }

    .nav-link:hover {
      color: var(--primary);
      background: rgba(231, 53, 61, .08);
    }

    .nav-link.is-active {
      color: #fff;
      background: var(--surface-strong);
      box-shadow: 0 10px 20px rgba(16,21,34,.16);
    }

    .main {
      overflow: hidden;
    }

    .hero {
      position: relative;
      padding: 58px 0 48px;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(13,18,30,.93), rgba(13,18,30,.76) 54%, rgba(13,18,30,.52)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 34px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 6px 12px;
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 999px;
      color: #ffe7e8;
      background: rgba(255,255,255,.08);
      font-size: 13px;
      font-weight: 900;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 6px rgba(231,53,61,.18);
    }

    h1 {
      max-width: 720px;
      margin-top: 18px;
      font-size: clamp(34px, 4.8vw, 62px);
      line-height: 1.08;
      letter-spacing: 0;
    }

    .hero-lead {
      max-width: 680px;
      margin-top: 20px;
      color: rgba(255,255,255,.78);
      font-size: 18px;
      line-height: 1.9;
    }

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

    .hero-actions .btn-ghost {
      color: #fff;
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.20);
    }

    .hero-meta {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 32px;
      max-width: 720px;
    }

    .meta-chip {
      padding: 14px;
      border: 1px solid rgba(255,255,255,.14);
      border-radius: var(--radius);
      background: rgba(255,255,255,.08);
    }

    .meta-chip strong {
      display: block;
      font-size: 22px;
      line-height: 1.2;
    }

    .meta-chip span {
      color: rgba(255,255,255,.68);
      font-size: 13px;
    }

    .fund-panel {
      padding: 22px;
      border: 1px solid rgba(255,255,255,.15);
      border-radius: var(--radius-lg);
      background: rgba(18,24,39,.74);
      box-shadow: 0 24px 70px rgba(0,0,0,.28);
      backdrop-filter: blur(12px);
    }

    .fund-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 20px;
    }

    .fund-head h2 {
      font-size: 19px;
      line-height: 1.35;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 6px 10px;
      border-radius: 999px;
      color: #fff;
      background: rgba(231,53,61,.18);
      border: 1px solid rgba(231,53,61,.36);
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }

    .progress-wrap {
      display: grid;
      grid-template-columns: 148px 1fr;
      gap: 20px;
      align-items: center;
    }

    .progress-ring {
      width: 148px;
      aspect-ratio: 1;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: conic-gradient(var(--primary) 0 78%, rgba(255,255,255,.12) 78% 100%);
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.12);
    }

    .ring-core {
      width: 104px;
      aspect-ratio: 1;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: #111827;
      text-align: center;
    }

    .ring-core strong {
      display: block;
      font-size: 28px;
      line-height: 1;
    }

    .ring-core span {
      display: block;
      margin-top: 5px;
      color: var(--muted-light);
      font-size: 12px;
    }

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

    .tier-item {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 12px;
      border: 1px solid rgba(255,255,255,.12);
      border-radius: 16px;
      background: rgba(255,255,255,.06);
    }

    .tier-item b {
      font-size: 14px;
    }

    .tier-item span {
      color: rgba(255,255,255,.66);
      font-size: 12px;
      text-align: right;
    }

    .section {
      padding: 74px 0;
    }

    .section-tight {
      padding-top: 48px;
    }

    .section-head {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 28px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-kicker {
      display: inline-flex;
      width: fit-content;
      margin-bottom: 10px;
      padding: 5px 10px;
      border-radius: 999px;
      color: var(--primary);
      background: rgba(231,53,61,.08);
      font-size: 13px;
      font-weight: 900;
    }

    .section-title {
      font-size: clamp(26px, 3vw, 42px);
      line-height: 1.2;
      letter-spacing: 0;
    }

    .section-desc {
      color: var(--muted);
      font-size: 16px;
      line-height: 1.9;
    }

    .clips-row {
      display: grid;
      grid-template-columns: .9fr 1.1fr .9fr;
      gap: 18px;
      align-items: stretch;
    }

    .clip-card {
      position: relative;
      min-height: 410px;
      overflow: hidden;
      border-radius: var(--radius-lg);
      background: #101522;
      box-shadow: var(--shadow);
    }

    .clip-card.is-tall {
      min-height: 470px;
    }

    .clip-card img {
      width: 100%;
      height: 100%;
      min-height: inherit;
      object-fit: cover;
      opacity: .78;
      transition: transform .35s ease, opacity .35s ease;
    }

    .clip-card:hover img {
      transform: scale(1.04);
      opacity: .9;
    }

    .clip-overlay {
      position: absolute;
      inset: auto 0 0;
      padding: 22px;
      color: #fff;
      background: linear-gradient(0deg, rgba(0,0,0,.78), transparent);
    }

    .clip-tag {
      display: inline-flex;
      margin-bottom: 10px;
      padding: 5px 10px;
      border-radius: 999px;
      background: rgba(231,53,61,.88);
      font-size: 12px;
      font-weight: 900;
    }

    .clip-overlay h3 {
      font-size: 21px;
      line-height: 1.35;
      margin-bottom: 8px;
    }

    .clip-overlay p {
      color: rgba(255,255,255,.76);
      font-size: 14px;
      line-height: 1.75;
    }

    .dark-band {
      color: #fff;
      background:
        linear-gradient(135deg, #101522, #1a2233 62%, #111827);
      border-block: 1px solid rgba(255,255,255,.06);
    }

    .dark-band .section-desc,
    .dark-band .list-note,
    .dark-band .step p {
      color: rgba(255,255,255,.68);
    }

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

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

    .seed-item {
      display: grid;
      grid-template-columns: 44px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 16px;
      border: 1px solid var(--line-dark);
      border-radius: var(--radius);
      background: rgba(255,255,255,.06);
      transition: transform .2s ease, background .2s ease, border-color .2s ease;
    }

    .seed-item:hover {
      transform: translateX(4px);
      background: rgba(255,255,255,.09);
      border-color: rgba(231,53,61,.4);
    }

    .seed-index {
      display: grid;
      place-items: center;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      color: #fff;
      background: rgba(231,53,61,.95);
      font-weight: 900;
    }

    .seed-item h3 {
      font-size: 17px;
      line-height: 1.35;
    }

    .seed-item p {
      margin-top: 3px;
      color: rgba(255,255,255,.65);
      font-size: 14px;
      line-height: 1.65;
    }

    .seed-score {
      color: var(--gold);
      font-weight: 900;
      white-space: nowrap;
    }

    .visual-panel {
      overflow: hidden;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.06);
      border: 1px solid var(--line-dark);
      box-shadow: 0 22px 60px rgba(0,0,0,.22);
    }

    .visual-panel img {
      width: 100%;
      height: 330px;
      object-fit: cover;
    }

    .visual-body {
      padding: 20px;
    }

    .status-bars {
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }

    .status-row {
      display: grid;
      grid-template-columns: 92px 1fr 42px;
      gap: 10px;
      align-items: center;
      color: rgba(255,255,255,.75);
      font-size: 13px;
    }

    .bar {
      height: 8px;
      overflow: hidden;
      border-radius: 999px;
      background: rgba(255,255,255,.12);
    }

    .bar i {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), var(--accent));
    }

    .cards-mix {
      display: grid;
      grid-template-columns: 1.18fr .82fr;
      gap: 18px;
    }

    .feature-card {
      padding: 24px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: var(--shadow-soft);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .feature-card:hover {
      transform: translateY(-4px);
      border-color: rgba(231,53,61,.28);
      box-shadow: var(--shadow);
    }

    .feature-card h3 {
      font-size: 20px;
      line-height: 1.35;
      margin-bottom: 9px;
    }

    .feature-card p {
      color: var(--muted);
    }

    .feature-card.large {
      display: grid;
      grid-template-columns: 1fr 230px;
      gap: 22px;
      align-items: center;
      min-height: 260px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.96), rgba(246,248,252,.96)),
        url("/assets/images/coverpic/cover-7.webp") center/cover no-repeat;
    }

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

    .metric-box {
      padding: 18px;
      border-radius: var(--radius);
      color: #fff;
      background: var(--surface-strong);
    }

    .metric-box strong {
      display: block;
      font-size: 32px;
      line-height: 1.15;
    }

    .metric-box span {
      color: var(--muted-light);
      font-size: 14px;
    }

    .steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    .step {
      position: relative;
      padding: 22px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #fff;
    }

    .dark-band .step {
      border-color: var(--line-dark);
      background: rgba(255,255,255,.06);
    }

    .step-number {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      margin-bottom: 14px;
      border-radius: 12px;
      color: #fff;
      background: var(--primary);
      font-weight: 900;
    }

    .step h3 {
      font-size: 18px;
      margin-bottom: 8px;
    }

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

    .proof-strip {
      display: grid;
      grid-template-columns: 1fr 1.4fr;
      gap: 18px;
      align-items: stretch;
    }

    .quote-card,
    .comment-feed {
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: #fff;
      box-shadow: var(--shadow-soft);
    }

    .quote-card {
      padding: 28px;
    }

    .quote-card h2 {
      font-size: 28px;
      line-height: 1.25;
      margin-bottom: 16px;
    }

    .quote-card p {
      color: var(--muted);
    }

    .comment-feed {
      display: grid;
      gap: 0;
      overflow: hidden;
    }

    .comment {
      display: grid;
      grid-template-columns: 42px 1fr;
      gap: 12px;
      padding: 18px;
      border-bottom: 1px solid var(--line);
    }

    .comment:last-child {
      border-bottom: 0;
    }

    .avatar {
      display: grid;
      place-items: center;
      width: 42px;
      height: 42px;
      border-radius: 50%;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--blue));
      font-weight: 900;
    }

    .comment b {
      display: block;
      margin-bottom: 4px;
    }

    .comment p {
      color: var(--muted);
      font-size: 14px;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 24px;
      align-items: start;
    }

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

    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: 0 8px 22px rgba(24,35,58,.06);
      overflow: hidden;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 18px 20px;
      font-weight: 900;
      color: var(--text);
    }

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

    .faq-item summary::after {
      content: "+";
      float: right;
      color: var(--primary);
      font-size: 22px;
      line-height: 1;
    }

    .faq-item[open] summary::after {
      content: "-";
    }

    .faq-item p {
      padding: 0 20px 18px;
      color: var(--muted);
      border-top: 1px solid var(--line);
    }

    .cta-section {
      padding: 0 0 74px;
    }

    .cta-box {
      position: relative;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      padding: 34px;
      border-radius: var(--radius-lg);
      color: #fff;
      background:
        linear-gradient(135deg, rgba(16,21,34,.95), rgba(33,41,62,.86)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      box-shadow: var(--shadow);
    }

    .cta-box h2 {
      font-size: clamp(26px, 3vw, 40px);
      line-height: 1.22;
      margin-bottom: 10px;
    }

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

    .site-footer {
      color: #d9e0ec;
      background: #0e1420;
      padding: 44px 0 26px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .65fr;
      gap: 28px;
      align-items: start;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(255,255,255,.1);
    }

    .footer-copy h2 {
      color: #fff;
      font-size: 22px;
      line-height: 1.25;
      margin-bottom: 8px;
    }

    .footer-copy p {
      max-width: 620px;
      color: rgba(217,224,236,.72);
      font-size: 14px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 10px;
    }

    .footer-links a {
      padding: 8px 12px;
      border: 1px solid rgba(255,255,255,.1);
      border-radius: 999px;
      color: rgba(217,224,236,.82);
      font-size: 14px;
      transition: color .2s ease, background .2s ease, border-color .2s ease;
    }

    .footer-links a:hover {
      color: #fff;
      border-color: rgba(231,53,61,.48);
      background: rgba(231,53,61,.15);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding-top: 20px;
      color: rgba(217,224,236,.62);
      font-size: 13px;
    }

    .copyright a {
      color: rgba(255,255,255,.78);
    }

    .copyright a:hover {
      color: #fff;
    }

    @media (max-width: 1024px) {
      .topbar {
        align-items: flex-start;
      }

      .header-tools {
        flex: 1;
        justify-content: flex-end;
      }

      .searchbar {
        width: 340px;
      }

      .hero-grid,
      .section-head,
      .check-grid,
      .cards-mix,
      .proof-strip,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      .progress-wrap {
        grid-template-columns: 130px 1fr;
      }

      .progress-ring {
        width: 130px;
      }

      .ring-core {
        width: 92px;
      }

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

      .clip-card.is-tall {
        grid-column: span 2;
        min-height: 390px;
      }

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

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

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

      .topbar {
        display: grid;
      }

      .header-tools {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr auto;
      }

      .searchbar {
        max-width: none;
        width: 100%;
      }

      .search-btn {
        padding: 0 12px;
      }

      .search-btn svg {
        display: none;
      }

      .brand-name {
        font-size: 17px;
      }

      .brand-note {
        font-size: 11px;
      }

      .hero {
        padding: 42px 0 38px;
      }

      .hero-meta {
        grid-template-columns: 1fr;
      }

      .progress-wrap {
        grid-template-columns: 1fr;
        justify-items: center;
      }

      .fund-head {
        align-items: flex-start;
        flex-direction: column;
      }

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

      .clip-card,
      .clip-card.is-tall {
        grid-column: auto;
        min-height: 380px;
      }

      .seed-item {
        grid-template-columns: 40px 1fr;
      }

      .seed-score {
        grid-column: 2;
      }

      .cta-box {
        grid-template-columns: 1fr;
        padding: 26px;
      }

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

      .footer-links {
        justify-content: flex-start;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      body {
        line-height: 1.68;
      }

      .header-tools {
        grid-template-columns: 1fr;
      }

      .header-cta {
        width: 100%;
      }

      .searchbar {
        padding-right: 7px;
      }

      .section {
        padding: 56px 0;
      }

      h1 {
        font-size: 34px;
      }

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

      .hero-actions {
        display: grid;
      }

      .btn {
        width: 100%;
      }

      .clip-card,
      .clip-card.is-tall {
        min-height: 330px;
      }

      .feature-card,
      .quote-card {
        padding: 20px;
      }

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

      .status-row {
        grid-template-columns: 78px 1fr 38px;
      }
    }

/* roulang page: category3 */
:root {
      --bg: #07111f;
      --bg-soft: #0a1728;
      --surface: #0e1a2b;
      --surface-2: #13243a;
      --surface-3: #172d47;
      --line: rgba(170, 196, 228, 0.14);
      --line-strong: rgba(170, 196, 228, 0.22);
      --text: #edf5ff;
      --muted: #9ab0cd;
      --muted-2: #7d93ae;
      --accent: #39d0ff;
      --accent-2: #7ce38b;
      --accent-3: #ffb86b;
      --danger: #ff6f6f;
      --shadow: 0 20px 44px rgba(3, 9, 18, 0.34);
      --shadow-soft: 0 10px 24px rgba(3, 9, 18, 0.22);
      --radius: 8px;
      --container: 1180px;
      --space: 24px;
    }

    *, *::before, *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        linear-gradient(180deg, #07111f 0%, #081320 42%, #07111f 100%);
      line-height: 1.7;
      font-size: 16px;
      letter-spacing: 0;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

    body::selection {
      background: rgba(57, 208, 255, 0.25);
    }

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

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

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

    button {
      cursor: pointer;
    }

    svg {
      display: block;
    }

    .container {
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 30;
      backdrop-filter: blur(14px);
      background: rgba(7, 17, 31, 0.84);
      border-bottom: 1px solid rgba(170, 196, 228, 0.12);
    }

    .topbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 16px 0 12px;
    }

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

    .brand-mark {
      width: 14px;
      height: 14px;
      border-radius: 4px;
      background: linear-gradient(135deg, var(--accent), #dff7ff);
      box-shadow: 0 0 0 6px rgba(57, 208, 255, 0.12);
      flex: 0 0 auto;
    }

    .brand-copy {
      display: flex;
      flex-direction: column;
      min-width: 0;
    }

    .brand-name {
      font-size: 18px;
      line-height: 1.2;
      font-weight: 800;
      letter-spacing: 0;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-note {
      margin-top: 2px;
      font-size: 12px;
      color: var(--muted);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .header-tools {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .searchbar {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: min(430px, 100%);
      padding: 10px 12px;
      background: rgba(19, 36, 58, 0.82);
      border: 1px solid rgba(170, 196, 228, 0.12);
      border-radius: var(--radius);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
    }

    .searchbar svg {
      width: 18px;
      height: 18px;
      color: var(--muted);
      flex: 0 0 auto;
    }

    .searchbar input {
      flex: 1;
      min-width: 0;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--text);
    }

    .searchbar input::placeholder {
      color: var(--muted-2);
    }

    .searchbar:focus-within {
      border-color: rgba(57, 208, 255, 0.55);
      box-shadow: 0 0 0 3px rgba(57, 208, 255, 0.08);
    }

    .search-btn,
    .header-cta,
    .button-primary,
    .button-secondary,
    .form-button,
    .inline-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 0 16px;
      border-radius: var(--radius);
      border: 1px solid transparent;
      transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
      white-space: nowrap;
    }

    .search-btn,
    .header-cta,
    .button-primary,
    .form-button {
      font-weight: 800;
      color: #06111d;
      background: linear-gradient(135deg, var(--accent), #b7f3ff);
      box-shadow: 0 10px 22px rgba(57, 208, 255, 0.18);
    }

    .search-btn:hover,
    .header-cta:hover,
    .button-primary:hover,
    .form-button:hover {
      transform: translateY(-1px);
      box-shadow: 0 14px 28px rgba(57, 208, 255, 0.2);
    }

    .button-secondary,
    .inline-link {
      color: var(--text);
      background: rgba(255, 255, 255, 0.04);
      border-color: rgba(170, 196, 228, 0.14);
    }

    .button-secondary:hover,
    .inline-link:hover {
      background: rgba(255, 255, 255, 0.07);
      border-color: rgba(170, 196, 228, 0.24);
      transform: translateY(-1px);
    }

    .button-primary:focus-visible,
    .button-secondary:focus-visible,
    .header-cta:focus-visible,
    .search-btn:focus-visible,
    .form-button:focus-visible,
    .nav-link:focus-visible,
    .trend-link:focus-visible,
    .footer-links a:focus-visible,
    .searchbar input:focus-visible,
    .field input:focus-visible,
    .field select:focus-visible,
    .field textarea:focus-visible,
    summary:focus-visible {
      outline: 0;
      box-shadow: 0 0 0 3px rgba(57, 208, 255, 0.22);
      border-color: rgba(57, 208, 255, 0.62);
    }

    .mini-icon {
      width: 14px;
      height: 14px;
      flex: 0 0 auto;
    }

    .trendbar {
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      scrollbar-width: none;
      padding: 0 0 14px;
    }

    .trendbar::-webkit-scrollbar,
    .channelbar::-webkit-scrollbar {
      display: none;
    }

    .trend-label {
      color: var(--muted);
      font-size: 12px;
      white-space: nowrap;
      flex: 0 0 auto;
    }

    .trend-link {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 12px;
      border-radius: 999px;
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: rgba(255, 255, 255, 0.03);
      color: var(--muted);
      white-space: nowrap;
      flex: 0 0 auto;
      transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
    }

    .trend-link:hover {
      color: var(--text);
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(170, 196, 228, 0.24);
      transform: translateY(-1px);
    }

    .channelbar {
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      scrollbar-width: none;
      padding: 0 0 16px;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 14px;
      border-radius: var(--radius);
      border: 1px solid transparent;
      background: transparent;
      color: var(--muted);
      white-space: nowrap;
      transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
      flex: 0 0 auto;
    }

    .nav-link:hover {
      color: var(--text);
      background: rgba(255, 255, 255, 0.04);
      border-color: rgba(170, 196, 228, 0.14);
      transform: translateY(-1px);
    }

    .nav-link.is-active {
      color: #06111d;
      background: linear-gradient(135deg, #dff7ff, #7ce38b);
      border-color: transparent;
      font-weight: 800;
      box-shadow: 0 10px 22px rgba(124, 227, 139, 0.12);
    }

    main {
      padding-bottom: 42px;
    }

    .section {
      padding: 28px 0;
    }

    .section--tight {
      padding-top: 16px;
    }

    .section--alt {
      background: linear-gradient(180deg, rgba(19, 36, 58, 0.12), rgba(19, 36, 58, 0.04));
      border-top: 1px solid rgba(170, 196, 228, 0.08);
      border-bottom: 1px solid rgba(170, 196, 228, 0.08);
    }

    .hero-stage {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background:
        linear-gradient(145deg, rgba(7, 17, 31, 0.22), rgba(7, 17, 31, 0.72)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
    }

    .hero-stage::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(7, 17, 31, 0.16), rgba(7, 17, 31, 0.62));
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
      gap: 24px;
      padding: 30px;
      align-items: stretch;
    }

    .hero-copy {
      display: flex;
      flex-direction: column;
      gap: 18px;
      padding: 6px 0;
      min-width: 0;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 6px 10px;
      border-radius: 999px;
      border: 1px solid rgba(57, 208, 255, 0.2);
      background: rgba(57, 208, 255, 0.08);
      color: var(--accent);
      font-size: 12px;
      font-weight: 800;
      white-space: nowrap;
    }

    .section-kicker::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent-3);
      box-shadow: 0 0 0 4px rgba(255, 184, 107, 0.14);
      flex: 0 0 auto;
    }

    .hero-title {
      margin: 0;
      max-width: 12ch;
      font-size: 42px;
      line-height: 1.08;
      letter-spacing: 0;
    }

    .hero-copy p {
      margin: 0;
      max-width: 58ch;
      color: rgba(237, 245, 255, 0.82);
      font-size: 16px;
    }

    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text);
      font-size: 12px;
      white-space: nowrap;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 4px;
    }

    .hero-stats {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 6px;
    }

    .stat {
      padding: 14px;
      border-radius: var(--radius);
      background: rgba(8, 17, 29, 0.56);
      border: 1px solid rgba(170, 196, 228, 0.12);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
    }

    .stat strong {
      display: block;
      margin-bottom: 4px;
      font-size: 24px;
      line-height: 1.1;
      letter-spacing: 0;
    }

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

    .lead-card {
      display: flex;
      flex-direction: column;
      gap: 14px;
      padding: 22px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: rgba(7, 17, 31, 0.76);
      box-shadow: var(--shadow-soft);
      min-width: 0;
    }

    .lead-head {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .lead-head h2 {
      margin: 0;
      font-size: 20px;
      line-height: 1.2;
    }

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

    .form-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .form-badge {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      border: 1px solid rgba(124, 227, 139, 0.18);
      background: rgba(124, 227, 139, 0.08);
      color: #cbf6d2;
      font-size: 12px;
      white-space: nowrap;
    }

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

    .checklist li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--text);
      font-size: 14px;
    }

    .check-icon {
      width: 18px;
      height: 18px;
      flex: 0 0 auto;
      color: var(--accent-2);
      margin-top: 2px;
    }

    .lead-form {
      display: grid;
      gap: 12px;
      margin-top: 2px;
    }

    .field {
      display: grid;
      gap: 7px;
    }

    .field label {
      font-size: 13px;
      color: var(--text);
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      min-height: 44px;
      padding: 11px 12px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: rgba(255, 255, 255, 0.03);
      color: var(--text);
      outline: none;
      transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    }

    .field textarea {
      min-height: 92px;
      resize: vertical;
    }

    .field input::placeholder,
    .field textarea::placeholder,
    .field select {
      color: var(--muted-2);
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: rgba(57, 208, 255, 0.62);
      box-shadow: 0 0 0 3px rgba(57, 208, 255, 0.1);
      background: rgba(255, 255, 255, 0.05);
    }

    .note {
      margin: 0;
      color: var(--muted);
      font-size: 12px;
    }

    .section-header {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 18px;
    }

    .section-header h2 {
      margin: 0;
      font-size: 28px;
      line-height: 1.15;
    }

    .section-header p {
      margin: 0;
      max-width: 62ch;
      color: var(--muted);
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .feature-card {
      display: flex;
      flex-direction: column;
      overflow: hidden;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: var(--surface);
      box-shadow: var(--shadow-soft);
      min-width: 0;
    }

    .feature-card figure {
      margin: 0;
    }

    .feature-card img {
      aspect-ratio: 16 / 10;
      width: 100%;
      object-fit: cover;
      border-bottom: 1px solid rgba(170, 196, 228, 0.12);
    }

    .feature-body {
      display: grid;
      gap: 12px;
      padding: 16px;
    }

    .feature-body h3 {
      margin: 0;
      font-size: 18px;
      line-height: 1.25;
    }

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

    .feature-list {
      display: grid;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .feature-list li {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      color: var(--text);
      font-size: 14px;
    }

    .dot {
      width: 8px;
      height: 8px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--accent);
      flex: 0 0 auto;
    }

    .band {
      background: linear-gradient(180deg, rgba(19, 36, 58, 0.66), rgba(12, 21, 34, 0.84));
      border-top: 1px solid rgba(170, 196, 228, 0.08);
      border-bottom: 1px solid rgba(170, 196, 228, 0.08);
    }

    .workflow-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(320px, 0.92fr);
      gap: 20px;
      align-items: stretch;
    }

    .timeline {
      display: grid;
      gap: 12px;
    }

    .step {
      display: grid;
      grid-template-columns: 58px minmax(0, 1fr);
      gap: 14px;
      align-items: start;
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.12);
      background: rgba(255, 255, 255, 0.03);
    }

    .step-num {
      width: 58px;
      height: 58px;
      border-radius: var(--radius);
      display: grid;
      place-items: center;
      font-weight: 800;
      color: #06111d;
      background: linear-gradient(135deg, var(--accent-3), #ffe7bf);
      box-shadow: 0 10px 20px rgba(255, 184, 107, 0.14);
      flex: 0 0 auto;
    }

    .step h3 {
      margin: 0 0 6px;
      font-size: 17px;
      line-height: 1.25;
    }

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

    .workflow-side {
      display: flex;
      flex-direction: column;
      gap: 14px;
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: var(--surface);
      box-shadow: var(--shadow-soft);
    }

    .workflow-side img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.12);
    }

    .panel-grid {
      display: grid;
      gap: 10px;
    }

    .panel-line {
      display: flex;
      align-items: start;
      justify-content: space-between;
      gap: 12px;
      padding-bottom: 10px;
      border-bottom: 1px dashed rgba(170, 196, 228, 0.16);
    }

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

    .panel-line span {
      color: var(--muted);
      font-size: 13px;
    }

    .panel-line strong {
      font-weight: 700;
      text-align: right;
    }

    .scenario-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
      gap: 20px;
      align-items: stretch;
    }

    .scenario-visual {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius);
      min-height: 100%;
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: var(--surface);
      box-shadow: var(--shadow-soft);
    }

    .scenario-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 100%;
    }

    .scenario-overlay {
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 16px;
      padding: 14px;
      border-radius: var(--radius);
      background: rgba(7, 17, 31, 0.84);
      border: 1px solid rgba(170, 196, 228, 0.12);
      display: grid;
      gap: 8px;
    }

    .scenario-overlay strong {
      font-size: 18px;
      line-height: 1.25;
    }

    .scenario-overlay span {
      color: var(--muted);
      font-size: 13px;
    }

    .scenario-stack {
      display: grid;
      gap: 12px;
    }

    .mini-card {
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: rgba(255, 255, 255, 0.03);
    }

    .mini-card h3 {
      margin: 0 0 8px;
      font-size: 17px;
      line-height: 1.25;
    }

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

    .mini-list {
      display: grid;
      gap: 8px;
      margin: 12px 0 0;
      padding: 0;
      list-style: none;
    }

    .mini-list li {
      display: flex;
      gap: 8px;
      align-items: flex-start;
      color: var(--text);
      font-size: 14px;
    }

    .evidence-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 12px;
    }

    .evidence {
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: rgba(255, 255, 255, 0.03);
    }

    .evidence strong {
      display: block;
      margin-bottom: 6px;
      font-size: 18px;
      line-height: 1.15;
    }

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

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

    details {
      padding: 0 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: var(--surface);
      box-shadow: var(--shadow-soft);
    }

    summary {
      list-style: none;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      padding: 16px 0;
      font-weight: 700;
      outline: none;
    }

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

    summary::after {
      content: "+";
      color: var(--accent);
      font-size: 20px;
      line-height: 1;
      flex: 0 0 auto;
    }

    details[open] summary::after {
      content: "−";
    }

    details p {
      margin: 0 0 16px;
      color: var(--muted);
      font-size: 14px;
    }

    .cta-box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      padding: 24px;
      border-radius: var(--radius);
      border: 1px solid rgba(170, 196, 228, 0.14);
      background: linear-gradient(135deg, rgba(57, 208, 255, 0.12), rgba(124, 227, 139, 0.12));
      box-shadow: var(--shadow-soft);
    }

    .cta-box h2 {
      margin: 0 0 8px;
      font-size: 24px;
      line-height: 1.15;
    }

    .cta-box p {
      margin: 0;
      color: var(--muted);
      max-width: 60ch;
    }

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

    .site-footer {
      padding: 28px 0 20px;
      border-top: 1px solid rgba(170, 196, 228, 0.12);
      background: rgba(5, 12, 22, 0.92);
    }

    .footer-grid {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 24px;
      padding-bottom: 18px;
    }

    .footer-brand {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      max-width: 660px;
    }

    .footer-copy h2 {
      margin: 0 0 8px;
      font-size: 18px;
      line-height: 1.25;
    }

    .footer-copy p {
      margin: 0;
      color: var(--muted);
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px;
    }

    .footer-links a {
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 10px;
      border-radius: var(--radius);
      border: 1px solid transparent;
      color: var(--muted);
      transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
    }

    .footer-links a:hover {
      color: var(--text);
      background: rgba(255, 255, 255, 0.04);
      border-color: rgba(170, 196, 228, 0.14);
      transform: translateY(-1px);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
      padding-top: 14px;
      border-top: 1px solid rgba(170, 196, 228, 0.12);
      color: var(--muted);
      font-size: 13px;
    }

    .copyright a {
      color: var(--accent);
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .workflow-grid,
      .scenario-grid {
        grid-template-columns: 1fr;
      }

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

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

      .hero-title {
        max-width: 14ch;
        font-size: 38px;
      }

      .section-header {
        align-items: start;
      }
    }

    @media (max-width: 768px) {
      .topbar {
        flex-direction: column;
        align-items: stretch;
      }

      .brand {
        align-self: flex-start;
      }

      .header-tools {
        width: 100%;
        justify-content: flex-start;
      }

      .searchbar {
        min-width: 0;
        width: 100%;
      }

      .search-btn {
        padding: 0 14px;
      }

      .hero-grid {
        padding: 22px;
      }

      .hero-title {
        font-size: 32px;
      }

      .hero-stats {
        grid-template-columns: 1fr;
      }

      .feature-grid,
      .evidence-grid {
        grid-template-columns: 1fr;
      }

      .section-header {
        flex-direction: column;
        gap: 10px;
      }

      .cta-box {
        flex-direction: column;
        align-items: flex-start;
      }

      .footer-grid {
        flex-direction: column;
      }

      .footer-links {
        justify-content: flex-start;
      }

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

    @media (max-width: 520px) {
      .container {
        width: min(var(--container), calc(100% - 20px));
      }

      .hero-grid {
        gap: 18px;
        padding: 18px;
      }

      .hero-title {
        font-size: 28px;
      }

      .hero-actions,
      .cta-actions {
        width: 100%;
      }

      .button-primary,
      .button-secondary,
      .header-cta,
      .search-btn,
      .form-button,
      .inline-link {
        width: 100%;
      }

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

      .step-num {
        width: 50px;
        height: 50px;
      }

      .panel-line {
        flex-direction: column;
      }
    }