/* roulang page: index */
:root{
      --bg:#0b0d12;
      --bg-soft:#101521;
      --bg-card:#141b29;
      --bg-card-2:#171f2f;
      --line:rgba(255,255,255,.08);
      --line-strong:rgba(255,255,255,.14);
      --text:#f5f7fb;
      --muted:#a7b0c0;
      --muted-2:#7f8899;
      --accent:#ff3d8a;
      --accent-2:#28e0c4;
      --accent-3:#ffb02e;
      --accent-soft:rgba(255,61,138,.16);
      --accent-soft-2:rgba(40,224,196,.14);
      --success:#53d17d;
      --warning:#ffca63;
      --shadow:0 18px 40px rgba(0,0,0,.34);
      --shadow-soft:0 10px 30px rgba(0,0,0,.22);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --gap:24px;
      --gap-sm:14px;
      --gap-xs:10px;
      --transition:180ms ease;
      --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Hiragino Sans","Microsoft YaHei","HarmonyOS Sans","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      background:
        radial-gradient(1200px 500px at 12% -10%, rgba(255,61,138,.25), transparent 60%),
        radial-gradient(900px 380px at 94% 8%, rgba(40,224,196,.16), transparent 55%),
        radial-gradient(700px 260px at 70% 18%, rgba(255,176,46,.10), transparent 55%),
        linear-gradient(180deg, #0b0d12 0%, #0c1017 52%, #090b10 100%);
      color:var(--text);
      line-height:1.65;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    ::selection{background:rgba(255,61,138,.26);color:#fff}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .sr-only{
      position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
      clip:rect(0,0,0,0);white-space:nowrap;border:0;
    }
    .skip-link{
      position:absolute;left:16px;top:-60px;
      background:#fff;color:#111;padding:10px 14px;border-radius:999px;z-index:999;
      transition:top var(--transition);
    }
    .skip-link:focus{top:16px}
    .top-shell{
      position:sticky;top:0;z-index:100;
      backdrop-filter:blur(16px);
      background:rgba(8,10,14,.74);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .brand-row{
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:16px 0 10px;
    }
    .brand{
      display:flex;align-items:center;gap:14px;min-width:0;
    }
    .brand-mark{
      width:48px;height:48px;border-radius:16px;
      display:grid;place-items:center;
      background:
        linear-gradient(135deg, rgba(255,61,138,1), rgba(255,176,46,1));
      color:#fff;font-weight:800;letter-spacing:.04em;
      box-shadow:0 10px 24px rgba(255,61,138,.24);
      flex:0 0 auto;
    }
    .brand-copy{min-width:0}
    .brand-copy strong{
      display:block;font-size:1.02rem;line-height:1.2;letter-spacing:.01em;
      white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
    }
    .brand-copy span{
      display:block;margin-top:4px;color:var(--muted);font-size:.9rem;
      white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
    }
    .brand-actions{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end;
    }
    .mini-link{
      display:inline-flex;align-items:center;gap:8px;
      padding:10px 14px;border-radius:999px;
      border:1px solid var(--line);background:rgba(255,255,255,.03);
      color:var(--muted);font-size:.92rem;
      transition:transform var(--transition), border-color var(--transition), background var(--transition), color var(--transition);
    }
    .mini-link:hover,.mini-link:focus-visible{
      border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:var(--text);
      transform:translateY(-1px);
      outline:none;
    }
    .mini-link.highlight{
      color:#fff;border-color:rgba(255,61,138,.35);
      background:linear-gradient(135deg, rgba(255,61,138,.18), rgba(40,224,196,.10));
      box-shadow:0 8px 22px rgba(255,61,138,.10);
    }
    .channel-row{
      padding:0 0 16px;
      overflow:auto;
      scrollbar-width:none;
    }
    .channel-row::-webkit-scrollbar{display:none}
    .channel-rail{
      display:flex;align-items:center;gap:10px;min-width:max-content;
      padding-bottom:2px;
    }
    .channel-chip{
      display:inline-flex;align-items:center;gap:8px;
      padding:11px 15px;border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--muted);font-size:.94rem;white-space:nowrap;
      transition:transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
    }
    .channel-chip:hover,.channel-chip:focus-visible{
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.18);
      color:#fff;transform:translateY(-1px);
      outline:none;
    }
    .channel-chip.active{
      color:#101218;border-color:transparent;
      background:linear-gradient(135deg, var(--accent), var(--accent-3));
      box-shadow:0 12px 26px rgba(255,61,138,.18);
      font-weight:700;
    }
    .channel-chip.soft{
      background:rgba(255,255,255,.02);
    }
    .search-pill{
      margin-left:auto;
      display:inline-flex;align-items:center;gap:10px;
      padding:11px 15px;border-radius:999px;
      border:1px solid rgba(40,224,196,.22);
      background:linear-gradient(135deg, rgba(40,224,196,.12), rgba(255,255,255,.03));
      color:#d9fff8;
      white-space:nowrap;
    }
    .search-pill input{
      width:180px;border:0;background:transparent;color:#fff;outline:none;
      font-size:.92rem;min-width:0;
    }
    .search-pill input::placeholder{color:#93a4b0}
    main{padding:22px 0 88px}
    section{margin-top:28px}
    .section-head{
      display:flex;align-items:end;justify-content:space-between;gap:16px;
      margin-bottom:18px;
    }
    .section-head h2{
      margin:0;font-size:1.45rem;line-height:1.2;letter-spacing:.01em;
    }
    .section-head p{
      margin:0;max-width:720px;color:var(--muted);font-size:.98rem;
    }
    .hero{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      border-radius:34px;
      background:
        linear-gradient(135deg, rgba(255,61,138,.16), rgba(40,224,196,.08) 38%, rgba(255,255,255,.02) 100%),
        linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      box-shadow:var(--shadow);
    }
    .hero::before{
      content:"";
      position:absolute;inset:-2px;
      background:
        radial-gradient(650px 180px at 18% 0%, rgba(255,255,255,.10), transparent 60%),
        radial-gradient(420px 140px at 95% 15%, rgba(40,224,196,.12), transparent 60%),
        linear-gradient(90deg, transparent 0%, rgba(255,255,255,.02) 55%, transparent 100%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      padding:32px;
      align-items:stretch;
    }
    .hero-copy{
      display:flex;flex-direction:column;justify-content:space-between;gap:18px;
      min-width:0;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;
      width:max-content;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.10);
      color:#dbe5f2;
      font-size:.88rem;
    }
    .eyebrow i{
      width:8px;height:8px;border-radius:50%;
      background:linear-gradient(135deg, var(--accent-2), var(--accent));
      box-shadow:0 0 0 4px rgba(40,224,196,.12);
      display:inline-block;
    }
    .hero h1{
      margin:0;
      font-size:clamp(2rem, 4vw, 4.2rem);
      line-height:1.06;
      letter-spacing:-.03em;
      max-width:12ch;
    }
    .hero p{
      margin:0;
      max-width:56ch;
      color:#d0d8e6;
      font-size:1.02rem;
    }
    .hero-actions{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;
      margin-top:6px;
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:44px;
      padding:12px 18px;border-radius:999px;
      border:1px solid transparent;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition), filter var(--transition);
      cursor:pointer;
      user-select:none;
    }
    .btn:hover,.btn:focus-visible{transform:translateY(-2px);outline:none}
    .btn-primary{
      color:#141218;
      background:linear-gradient(135deg, #ffef78 0%, #ff7a59 42%, #ff3d8a 100%);
      box-shadow:0 16px 28px rgba(255,61,138,.20);
      font-weight:800;
    }
    .btn-primary:hover,.btn-primary:focus-visible{filter:saturate(1.08) brightness(1.03)}
    .btn-secondary{
      color:#f2f5fb;
      border-color:rgba(255,255,255,.14);
      background:rgba(255,255,255,.04);
    }
    .btn-secondary:hover,.btn-secondary:focus-visible{
      border-color:rgba(255,255,255,.24);
      background:rgba(255,255,255,.08);
    }
    .hero-points{
      display:flex;gap:10px;flex-wrap:wrap;
    }
    .pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:10px 12px;border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#d6dfeb;font-size:.92rem;
    }
    .hero-panel{
      display:grid;
      grid-template-rows:auto 1fr auto;
      gap:14px;
      min-height:100%;
    }
    .hero-board{
      border-radius:28px;
      background:linear-gradient(180deg, rgba(18,24,36,.95), rgba(13,17,27,.96));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      padding:18px;
      display:flex;flex-direction:column;gap:14px;
      min-height:240px;
    }
    .hero-board-top{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
    }
    .status-badge{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;
      color:#eafffb;
      background:linear-gradient(135deg, rgba(40,224,196,.18), rgba(255,255,255,.05));
      border:1px solid rgba(40,224,196,.22);
      font-size:.88rem;
    }
    .status-badge::before{
      content:"";width:8px;height:8px;border-radius:50%;
      background:var(--accent-2);box-shadow:0 0 0 5px rgba(40,224,196,.12);
    }
    .hero-mini-link{
      color:var(--muted);font-size:.9rem;
      padding:8px 10px;border-radius:10px;
      border:1px solid transparent;
      transition:all var(--transition);
    }
    .hero-mini-link:hover,.hero-mini-link:focus-visible{
      color:#fff;border-color:rgba(255,255,255,.12);
      background:rgba(255,255,255,.04);
      outline:none;
    }
    .stack-card{
      flex:1;
      border-radius:24px;
      background:
        linear-gradient(180deg, rgba(255,61,138,.14), rgba(255,255,255,.02)),
        linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .stack-card::after{
      content:"";
      position:absolute;inset:auto -16px -20px auto;
      width:120px;height:120px;border-radius:50%;
      background:radial-gradient(circle, rgba(255,61,138,.22), transparent 72%);
      pointer-events:none;
    }
    .stack-card h3{
      margin:0 0 8px;
      font-size:1.02rem;
    }
    .stack-card p{margin:0;color:#d0d8e6;font-size:.94rem}
    .tag-cloud{
      display:flex;flex-wrap:wrap;gap:8px
    }
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      padding:7px 10px;border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.04);
      color:#dfe7f4;
      font-size:.84rem;
    }
    .tag.hot{
      border-color:rgba(255,61,138,.25);
      background:rgba(255,61,138,.13);
      color:#ffd7e7;
    }
    .tag.green{
      border-color:rgba(40,224,196,.25);
      background:rgba(40,224,196,.10);
      color:#dffef8;
    }
    .mini-grid{
      display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:12px;
    }
    .mini-tile{
      border-radius:20px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      padding:14px;
      min-height:98px;
    }
    .mini-tile strong{
      display:block;font-size:1.2rem;line-height:1.1;margin-bottom:8px;
    }
    .mini-tile span{color:var(--muted);font-size:.88rem}
    .category-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:18px;
    }
    .card{
      position:relative;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03)),
        var(--bg-card);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.16);
      box-shadow:0 18px 38px rgba(0,0,0,.28);
    }
    .card-body{padding:20px}
    .card-head{
      display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px;
    }
    .card-title{
      margin:0;font-size:1.18rem;line-height:1.25;
    }
    .card-desc{
      margin:0;color:var(--muted);font-size:.96rem;
    }
    .card-media{
      height:148px;
      border-radius:18px;
      background:
        linear-gradient(135deg, rgba(255,61,138,.16), rgba(40,224,196,.12)),
        radial-gradient(120px 120px at 80% 18%, rgba(255,255,255,.14), transparent 55%),
        linear-gradient(180deg, #1c2434, #121826);
      border:1px solid rgba(255,255,255,.08);
      margin-bottom:16px;
      position:relative;
      overflow:hidden;
    }
    .card-media::before{
      content:"";
      position:absolute;inset:16px 18px auto auto;
      width:48px;height:48px;border-radius:14px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(8px);
    }
    .card-media::after{
      content:"";
      position:absolute;left:18px;right:18px;bottom:16px;top:auto;
      height:56px;border-radius:16px;
      background:linear-gradient(90deg, rgba(255,255,255,.12), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
    }
    .card-meta{
      display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
      margin-top:16px;
    }
    .meta-line{
      display:flex;align-items:center;gap:8px;flex-wrap:wrap;
    }
    .subtle{
      color:var(--muted);
      font-size:.92rem;
    }
    .arrow-link{
      display:inline-flex;align-items:center;gap:8px;
      color:#fff;font-weight:700;
    }
    .arrow-link::after{content:"→";transition:transform var(--transition)}
    .arrow-link:hover::after{transform:translateX(3px)}
    .pain-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:16px;
    }
    .bubble{
      padding:18px;border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
      min-height:182px;
    }
    .bubble .icon{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;font-weight:800;
      color:#fff;margin-bottom:12px;
      background:linear-gradient(135deg, rgba(255,61,138,.95), rgba(255,176,46,.95));
      box-shadow:0 10px 20px rgba(255,61,138,.15);
    }
    .bubble h3{margin:0 0 10px;font-size:1.03rem}
    .bubble p{margin:0;color:var(--muted);font-size:.96rem}
    .solution-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:18px;
      align-items:stretch;
    }
    .timeline{
      padding:22px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(18,24,36,.96), rgba(13,17,27,.96));
      box-shadow:var(--shadow-soft);
    }
    .timeline-item{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      padding:14px 0;
      position:relative;
    }
    .timeline-item:not(:last-child)::after{
      content:"";
      position:absolute;left:18px;top:48px;bottom:-6px;
      width:1px;background:linear-gradient(180deg, rgba(255,61,138,.45), rgba(40,224,196,.18));
    }
    .step-index{
      width:36px;height:36px;border-radius:50%;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(255,61,138,1), rgba(255,176,46,1));
      color:#fff;font-weight:800;z-index:1;
      box-shadow:0 12px 18px rgba(255,61,138,.16);
    }
    .timeline-item h3{margin:0 0 6px;font-size:1.02rem}
    .timeline-item p{margin:0;color:var(--muted);font-size:.95rem}
    .compare{
      display:grid;
      gap:14px;
    }
    .compare-box{
      border-radius:24px;
      padding:18px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
    }
    .compare-box strong{
      display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:1rem;
    }
    .compare-list{
      display:grid;gap:10px;
    }
    .compare-list .row{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      padding:10px 0;border-bottom:1px solid rgba(255,255,255,.06);
    }
    .compare-list .row:last-child{border-bottom:none;padding-bottom:0}
    .meter{
      width:100%;height:10px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;
      margin-top:10px;
    }
    .meter span{
      display:block;height:100%;border-radius:inherit;
      background:linear-gradient(90deg, var(--accent-2), var(--accent));
      box-shadow:0 0 18px rgba(40,224,196,.25);
    }
    .result-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:16px;
    }
    .metric{
      padding:20px;border-radius:24px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
      position:relative;
      overflow:hidden;
    }
    .metric::after{
      content:"";
      position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;
      background:radial-gradient(circle, rgba(255,61,138,.14), transparent 65%);
    }
    .metric strong{
      display:block;font-size:2rem;line-height:1;color:#fff;margin-bottom:6px;
    }
    .metric small{
      display:block;color:var(--muted);font-size:.92rem;margin-bottom:12px;
    }
    .metric p{margin:0;color:#dbe3ee;font-size:.94rem}
    .news-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
      align-items:start;
    }
    .news-list{
      padding:18px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg, rgba(18,24,36,.95), rgba(13,17,27,.95));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
    }
    .news-list ul{list-style:none;margin:0;padding:0}
    .news-item{
      display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
      padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06);
    }
    .news-item:last-child{border-bottom:none;padding-bottom:0}
    .news-item a{
      display:block;font-weight:700;line-height:1.45;
      transition:color var(--transition);
    }
    .news-item a:hover,.news-item a:focus-visible{color:#ffd7e7;outline:none}
    .news-item span{
      color:var(--muted);font-size:.88rem;white-space:nowrap;flex:0 0 auto;
    }
    .news-side{
      display:grid;gap:16px;
    }
    .side-card{
      padding:18px;border-radius:24px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
    }
    .side-card h3{margin:0 0 10px;font-size:1.03rem}
    .side-card p{margin:0 0 14px;color:var(--muted);font-size:.95rem}
    .side-tags{display:flex;flex-wrap:wrap;gap:8px}
    .side-entry{
      display:grid;gap:12px;
    }
    .side-entry a{
      display:flex;align-items:center;justify-content:space-between;gap:14px;
      padding:13px 14px;border-radius:18px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      transition:transform var(--transition), border-color var(--transition), background var(--transition);
    }
    .side-entry a:hover,.side-entry a:focus-visible{
      transform:translateY(-2px);
      border-color:rgba(255,255,255,.16);
      background:rgba(255,255,255,.06);
      outline:none;
    }
    .side-entry strong{display:block}
    .side-entry small{color:var(--muted);display:block;margin-top:4px}
    .testimonials{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:16px;
    }
    .quote{
      padding:18px;border-radius:24px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
    }
    .quote-top{
      display:flex;align-items:center;gap:12px;margin-bottom:12px;
    }
    .avatar{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;font-weight:800;color:#0d1118;
      background:linear-gradient(135deg, #9ef6ff, #ff97c8);
    }
    .quote strong{display:block}
    .quote small{color:var(--muted)}
    .quote p{margin:12px 0 0;color:#e8edf7;font-size:.95rem}
    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:14px;
    }
    details.faq{
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      overflow:hidden;
    }
    details.faq[open]{border-color:rgba(255,61,138,.22)}
    details.faq summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px 16px;
      font-weight:700;
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      transition:background var(--transition);
    }
    details.faq summary::-webkit-details-marker{display:none}
    details.faq summary::after{
      content:"+";
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(255,255,255,.06);
      color:#fff;flex:0 0 auto;
      transition:transform var(--transition), background var(--transition);
    }
    details.faq[open] summary::after{content:"−";background:rgba(255,61,138,.16)}
    details.faq summary:hover{background:rgba(255,255,255,.03)}
    .faq-body{
      padding:0 18px 18px;
      color:var(--muted);
      font-size:.95rem;
    }
    .cta{
      border-radius:34px;
      border:1px solid rgba(255,255,255,.10);
      background:
        radial-gradient(480px 180px at 18% 0%, rgba(255,61,138,.26), transparent 60%),
        radial-gradient(420px 180px at 88% 20%, rgba(40,224,196,.18), transparent 55%),
        linear-gradient(135deg, rgba(15,18,28,.96), rgba(10,12,18,.98));
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .cta-inner{
      display:flex;align-items:center;justify-content:space-between;gap:20px;
      padding:28px;
    }
    .cta-copy h2{
      margin:0 0 10px;
      font-size:1.7rem;line-height:1.15;
    }
    .cta-copy p{
      margin:0;color:#d8e1ef;max-width:62ch;font-size:.98rem;
    }
    .cta-actions{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end;
    }
    .cta-note{
      margin-top:10px;color:var(--muted);font-size:.9rem;
    }
    .footer{
      margin-top:28px;
      padding:24px 0 34px;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr 1fr;
      gap:18px;
      align-items:start;
    }
    .footer h3,.footer h4{
      margin:0 0 12px;
      font-size:1rem;
    }
    .footer p,.footer a,.footer li{
      color:var(--muted);
      font-size:.94rem;
    }
    .footer ul{
      list-style:none;margin:0;padding:0;display:grid;gap:8px;
    }
    .footer a:hover,.footer a:focus-visible{color:#fff;outline:none}
    .footer-bottom{
      margin-top:18px;padding-top:16px;
      border-top:1px solid rgba(255,255,255,.06);
      display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
      color:var(--muted-2);font-size:.9rem;
    }
    .back-top{
      position:fixed;
      right:18px;
      bottom:88px;
      z-index:80;
      width:48px;height:48px;border-radius:16px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(16,20,31,.88);
      color:#fff;
      box-shadow:var(--shadow-soft);
      display:grid;place-items:center;
      opacity:0;pointer-events:none;
      transform:translateY(8px);
      transition:opacity var(--transition), transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .back-top.show{
      opacity:1;pointer-events:auto;transform:translateY(0);
    }
    .back-top:hover,.back-top:focus-visible{
      outline:none;border-color:rgba(255,61,138,.24);
      background:rgba(255,61,138,.14);
    }
    .sticky-cta{
      position:fixed;
      left:0;right:0;bottom:0;z-index:90;
      padding:10px 0;
      background:linear-gradient(180deg, rgba(9,11,16,.00), rgba(9,11,16,.88) 18%, rgba(9,11,16,.96));
      backdrop-filter:blur(12px);
      border-top:1px solid rgba(255,255,255,.06);
    }
    .sticky-cta-inner{
      display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .sticky-cta-text{
      display:flex;align-items:center;gap:10px;color:#dfe7f4;font-size:.94rem;
    }
    .sticky-cta-dot{
      width:10px;height:10px;border-radius:50%;
      background:linear-gradient(135deg, var(--accent-2), var(--accent));
      box-shadow:0 0 0 6px rgba(40,224,196,.12);
    }
    .sticky-cta-actions{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;
    }
    .sticky-cta .btn{
      min-height:42px;padding:10px 16px;
    }
    .divider{
      height:1px;background:linear-gradient(90deg, transparent, rgba(255,255,255,.10), transparent);
      margin:14px 0 0;
    }
    .label-line{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;
    }
    .inline-note{
      color:var(--muted);font-size:.9rem;
    }
    .section-soft{
      padding:22px;border-radius:28px;
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
      border:1px solid rgba(255,255,255,.06);
    }
    .chip-grid{
      display:flex;flex-wrap:wrap;gap:10px;
    }
    .chip-mini{
      display:inline-flex;align-items:center;gap:8px;
      padding:10px 12px;border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      color:#dbe4f1;
      font-size:.9rem;
    }
    .progress-row{
      display:grid;gap:12px;
    }
    .progress-item strong{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      font-size:.94rem;margin-bottom:8px;
    }
    .progress-item .meter{margin-top:0}
    .hidden-desk{display:none}
    @media (max-width: 1180px){
      .hero-grid,.solution-grid,.news-grid,.footer-grid{grid-template-columns:1fr}
      .hero h1{max-width:unset}
      .testimonials{grid-template-columns:repeat(2, minmax(0, 1fr))}
      .pain-grid{grid-template-columns:repeat(2, minmax(0, 1fr))}
    }
    @media (max-width: 1024px){
      .brand-row{padding-top:14px}
      .search-pill input{width:140px}
      .category-grid,.result-grid,.faq-grid{grid-template-columns:1fr}
      .hero-grid{padding:24px}
      .cta-inner{flex-direction:column;align-items:flex-start}
      .cta-actions{justify-content:flex-start}
      .sticky-cta-inner{justify-content:center}
    }
    @media (max-width: 768px){
      main{padding-top:16px;padding-bottom:102px}
      .brand-row{flex-direction:column;align-items:flex-start}
      .brand-actions{justify-content:flex-start}
      .search-pill{margin-left:0;width:100%}
      .search-pill input{width:100%}
      .pain-grid,.testimonials{grid-template-columns:1fr}
      .hero-grid{grid-template-columns:1fr;padding:20px}
      .mini-grid{grid-template-columns:1fr 1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .back-top{right:14px;bottom:96px}
      .hidden-desk{display:inline-flex}
    }
    @media (max-width: 520px){
      .container{width:min(100% - 20px, var(--container))}
      .hero,.cta{border-radius:24px}
      .hero h1{font-size:2rem}
      .card-body,.news-list,.timeline,.side-card,.quote,.bubble,.metric{padding:16px}
      .hero-board,.stack-card{border-radius:20px}
      .mini-grid{grid-template-columns:1fr}
      .sticky-cta{
        padding:8px 0 10px;
      }
      .sticky-cta .btn{
        flex:1 1 auto;
      }
      .brand-copy strong{font-size:.98rem}
      .channel-chip,.mini-link{padding:10px 13px}
      .back-top{width:44px;height:44px;border-radius:14px}
    }

/* roulang page: category1 */
:root{
            --bg:#0f1117;
            --bg-soft:#151924;
            --panel:#171c28;
            --panel-2:#1d2331;
            --card:#1b2130;
            --line:rgba(255,255,255,.08);
            --line-strong:rgba(255,255,255,.14);
            --text:#f4f7fb;
            --muted:#a3adbd;
            --soft:#7f8898;
            --accent:#ff4f8e;
            --accent-2:#2ee6c7;
            --accent-3:#ff8c3a;
            --accent-4:#aa6bff;
            --shadow:0 18px 48px rgba(0,0,0,.36);
            --shadow-soft:0 10px 24px rgba(0,0,0,.22);
            --r-xl:28px;
            --r-lg:22px;
            --r-md:18px;
            --r-sm:14px;
            --gap:24px;
            --container:1200px;
            --grad-main:linear-gradient(135deg,#ff4f8e 0%,#ff8c3a 50%,#2ee6c7 100%);
            --grad-neo:linear-gradient(135deg,rgba(255,79,142,.95),rgba(170,107,255,.9));
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            font-family:PingFang SC,Hiragino Sans,Microsoft YaHei,HarmonyOS Sans,Source Han Sans SC,Noto Sans CJK SC,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
            color:var(--text);
            background:
                radial-gradient(circle at top left, rgba(255,79,142,.18), transparent 34%),
                radial-gradient(circle at 80% 18%, rgba(46,230,199,.13), transparent 30%),
                radial-gradient(circle at 50% 120%, rgba(170,107,255,.12), transparent 28%),
                linear-gradient(180deg,#0f1117 0%, #101521 46%, #0c1016 100%);
            min-height:100vh;
            line-height:1.65;
            letter-spacing:.01em;
            overflow-x:hidden;
        }
        body::before{
            content:'';
            position:fixed;
            inset:0;
            background:
                linear-gradient(120deg, rgba(255,255,255,.03) 0%, transparent 26%, transparent 74%, rgba(255,255,255,.03) 100%);
            pointer-events:none;
            opacity:.55;
            z-index:-1;
        }
        img{max-width:100%;display:block}
        a{color:inherit;text-decoration:none}
        button,input{font:inherit}
        button{border:0;background:none;padding:0;cursor:pointer}
        :focus-visible{outline:2px solid var(--accent-2);outline-offset:3px}
        ::selection{background:rgba(255,79,142,.28);color:#fff}
        .container{
            width:min(var(--container), calc(100% - 32px));
            margin:0 auto;
        }
        .site-shell{padding:18px 0 32px}
        header.container{padding-top:6px}
        .brand-row{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:16px;
            padding:10px 0 14px;
        }
        .brand{display:flex;align-items:center;gap:14px;min-width:0}
        .brand-mark{
            width:54px;height:54px;border-radius:18px;
            display:grid;place-items:center;
            background:var(--grad-main);
            color:#140d12;font-weight:800;font-size:14px;letter-spacing:.08em;
            box-shadow:0 12px 28px rgba(255,79,142,.22);
            flex:none;
        }
        .brand-copy{display:flex;flex-direction:column;gap:4px;min-width:0}
        .brand-copy strong{font-size:1.06rem;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .brand-copy span{color:var(--muted);font-size:.94rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .brand-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}
        .mini-link{
            display:inline-flex;align-items:center;justify-content:center;min-height:40px;
            padding:0 14px;border-radius:999px;border:1px solid var(--line);
            background:rgba(255,255,255,.03);color:var(--text);font-size:.92rem;
            transition:.2s ease;
        }
        .mini-link:hover,.mini-link:focus-visible{transform:translateY(-1px);border-color:rgba(255,79,142,.46);background:rgba(255,79,142,.1)}
        .mini-link.highlight{background:rgba(46,230,199,.12);border-color:rgba(46,230,199,.36)}
        .channel-row{
            border:1px solid var(--line);
            background:rgba(10,13,19,.58);
            backdrop-filter:blur(18px);
            border-radius:24px;
            box-shadow:var(--shadow-soft);
            padding:12px;
        }
        .channel-rail{
            display:flex;align-items:center;gap:10px;overflow-x:auto;scrollbar-width:none;
        }
        .channel-rail::-webkit-scrollbar{display:none}
        .channel-chip{
            display:inline-flex;align-items:center;justify-content:center;
            min-height:42px;padding:0 16px;border-radius:999px;
            background:rgba(255,255,255,.03);border:1px solid transparent;
            color:var(--muted);font-size:.94rem;white-space:nowrap;transition:.2s ease;
            flex:none;
        }
        .channel-chip:hover,.channel-chip:focus-visible{color:var(--text);border-color:rgba(255,255,255,.12);background:rgba(255,255,255,.06)}
        .channel-chip.active{color:#120d11;background:var(--grad-main);font-weight:700;box-shadow:0 10px 24px rgba(255,79,142,.22)}
        .channel-chip.soft{border-color:rgba(255,255,255,.08)}
        .search-pill{
            display:flex;align-items:center;gap:10px;margin-left:auto;min-width:240px;max-width:320px;flex:1;
            padding:0 16px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.04);height:42px;
        }
        .search-pill span{color:var(--soft);font-size:1rem}
        .search-pill input{
            border:0;background:transparent;outline:none;color:var(--text);width:100%;min-width:0;
        }
        .search-pill input::placeholder{color:#8c96a7}
        main{display:block}
        .hero,
        .section{
            margin-top:26px;
        }
        .hero{
            display:grid;
            grid-template-columns:1.08fr .92fr;
            gap:var(--gap);
            align-items:stretch;
        }
        .hero-copy,
        .hero-panel,
        .section-box,
        .cta-box,
        .info-card,
        .faq-card,
        .metric-card,
        .testimonial-card,
        .entry-card,
        .pain-card,
        .step-card,
        .side-card{
            background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
            border:1px solid var(--line);
            border-radius:var(--r-xl);
            box-shadow:var(--shadow-soft);
        }
        .hero-copy{
            padding:34px;
            position:relative;
            overflow:hidden;
        }
        .hero-copy::after{
            content:'';
            position:absolute;inset:auto -12% -26% auto;
            width:280px;height:280px;border-radius:50%;
            background:radial-gradient(circle, rgba(255,79,142,.22) 0%, rgba(255,79,142,.04) 40%, transparent 72%);
            pointer-events:none;
        }
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;
            padding:7px 12px;border-radius:999px;
            background:rgba(46,230,199,.12);border:1px solid rgba(46,230,199,.22);
            color:#bffcf1;font-size:.88rem;font-weight:700;letter-spacing:.04em;
        }
        .eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 6px rgba(46,230,199,.12)}
        h1,h2,h3,h4,p{margin:0}
        .hero h1{
            margin-top:16px;
            font-size:clamp(2.1rem, 4vw, 3.9rem);
            line-height:1.05;
            letter-spacing:-.03em;
            max-width:11ch;
        }
        .hero h1 .accent{background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent}
        .hero-lead{
            margin-top:18px;
            font-size:1rem;
            color:var(--muted);
            max-width:58ch;
        }
        .hero-points{
            display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;
        }
        .point-tag,
        .pill,
        .tag,
        .status,
        .badge,
        .chip{
            display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;
        }
        .point-tag{
            min-height:36px;padding:0 13px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:#dfe6f2;font-size:.9rem;
        }
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
        .btn{
            min-height:46px;padding:0 18px;border-radius:999px;font-weight:700;letter-spacing:.01em;
            display:inline-flex;align-items:center;justify-content:center;gap:8px;
            transition:.22s ease;border:1px solid transparent;
        }
        .btn.primary{
            background:var(--grad-main);color:#180e13;box-shadow:0 14px 30px rgba(255,79,142,.24);
        }
        .btn.primary:hover,.btn.primary:focus-visible{transform:translateY(-2px);filter:saturate(1.05) brightness(1.03)}
        .btn.secondary{
            background:rgba(255,255,255,.04);border-color:var(--line);color:var(--text);
        }
        .btn.secondary:hover,.btn.secondary:focus-visible{transform:translateY(-2px);border-color:rgba(46,230,199,.4);background:rgba(46,230,199,.1)}
        .hero-stats{
            display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px;
        }
        .tiny-stat{
            padding:14px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid var(--line);
        }
        .tiny-stat strong{display:block;font-size:1.05rem;color:#fff}
        .tiny-stat span{display:block;margin-top:4px;color:var(--muted);font-size:.88rem}
        .hero-panel{padding:18px;display:grid;gap:14px;align-content:start;overflow:hidden}
        .panel-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
        .badge{
            min-height:32px;padding:0 12px;border-radius:999px;font-size:.84rem;font-weight:700;
            background:rgba(255,255,255,.06);border:1px solid var(--line);color:#eaf0f8;
        }
        .badge.accent{background:rgba(255,79,142,.14);border-color:rgba(255,79,142,.22);color:#ffd6e6}
        .badge.good{background:rgba(46,230,199,.12);border-color:rgba(46,230,199,.2);color:#cbfff5}
        .compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
        .compare-card{
            padding:18px;border-radius:24px;border:1px solid var(--line);background:rgba(255,255,255,.035);
        }
        .compare-card.recommended{
            background:linear-gradient(180deg, rgba(255,79,142,.17), rgba(255,255,255,.03));
            border-color:rgba(255,79,142,.26);
            box-shadow:0 14px 28px rgba(255,79,142,.12);
        }
        .compare-card .rank{font-size:.84rem;color:var(--muted)}
        .compare-card h3{margin-top:6px;font-size:1.08rem}
        .compare-card ul{margin:12px 0 0;padding:0;list-style:none;display:grid;gap:8px}
        .compare-card li{color:var(--muted);font-size:.92rem;display:flex;gap:8px;align-items:flex-start}
        .compare-card li::before{content:'•';color:var(--accent-2);font-size:1.15rem;line-height:1}
        .panel-foot{
            margin-top:auto;display:flex;gap:10px;flex-wrap:wrap;padding-top:4px
        }
        .pill{
            min-height:34px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--muted);font-size:.88rem;
        }
        .section-title{
            display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;
            margin-bottom:16px;
        }
        .section-title h2{font-size:clamp(1.45rem, 2vw, 2rem);line-height:1.15;letter-spacing:-.02em}
        .section-title p{color:var(--muted);max-width:62ch;font-size:.96rem}
        .section-box{padding:24px}
        .pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .pain-card{padding:18px;min-height:170px;display:flex;flex-direction:column;gap:12px}
        .pain-icon{
            width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
            background:rgba(255,79,142,.12);border:1px solid rgba(255,79,142,.2);color:#ffbfd3;font-weight:700;
        }
        .pain-card h3{font-size:1.02rem;line-height:1.35}
        .pain-card p{color:var(--muted);font-size:.94rem}
        .solution-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px;align-items:start}
        .filter-bar{
            display:flex;gap:10px;flex-wrap:wrap;padding:4px 0 18px;border-bottom:1px solid var(--line);
        }
        .filter-chip{
            min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--line);
            background:rgba(255,255,255,.03);color:var(--muted);transition:.2s ease;font-weight:600;
        }
        .filter-chip:hover,.filter-chip:focus-visible{transform:translateY(-1px);color:var(--text);border-color:rgba(46,230,199,.34);background:rgba(46,230,199,.08)}
        .filter-chip.active{background:rgba(255,79,142,.16);border-color:rgba(255,79,142,.3);color:#ffe4ee}
        .entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:16px}
        .entry-card{padding:14px;overflow:hidden;display:flex;flex-direction:column;gap:12px;position:relative}
        .entry-card.featured{border-color:rgba(255,79,142,.34);box-shadow:0 16px 34px rgba(255,79,142,.12)}
        .cover{
            height:148px;border-radius:20px;position:relative;overflow:hidden;background:linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
            border:1px solid rgba(255,255,255,.06);
        }
        .cover::after{
            content:'';position:absolute;inset:0;background:
                linear-gradient(180deg, rgba(9,12,17,.08) 0%, rgba(9,12,17,.54) 100%),
                radial-gradient(circle at top right, rgba(255,255,255,.16), transparent 28%);
        }
        .cover.g1{background:linear-gradient(135deg, rgba(255,79,142,.65), rgba(255,140,58,.45))}
        .cover.g2{background:linear-gradient(135deg, rgba(46,230,199,.55), rgba(31,103,255,.35))}
        .cover.g3{background:linear-gradient(135deg, rgba(170,107,255,.62), rgba(255,79,142,.28))}
        .cover.g4{background:linear-gradient(135deg, rgba(255,140,58,.64), rgba(170,107,255,.25))}
        .cover.g5{background:linear-gradient(135deg, rgba(46,230,199,.6), rgba(255,79,142,.22))}
        .cover-content{
            position:absolute;inset:0;padding:16px;display:flex;flex-direction:column;justify-content:space-between;z-index:1;
        }
        .cover-line{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
        .cover-line .status{padding:6px 10px;border-radius:999px;font-size:.8rem;font-weight:700;background:rgba(10,12,17,.42);border:1px solid rgba(255,255,255,.18)}
        .cover-title{font-size:1.2rem;font-weight:800;line-height:1.28;max-width:11ch;text-shadow:0 8px 18px rgba(0,0,0,.28)}
        .cover-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;color:#eff3f8;font-size:.88rem}
        .cover-foot .mini{display:inline-flex;gap:6px;align-items:center;color:#e9edf5}
        .entry-body h3{font-size:1.05rem;line-height:1.35}
        .entry-body p{margin-top:6px;color:var(--muted);font-size:.94rem}
        .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
        .tag{
            min-height:30px;padding:0 10px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:#dfe5ee;font-size:.82rem;
        }
        .entry-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:4px}
        .entry-link{color:#ffd4e2;font-weight:700;font-size:.92rem}
        .entry-link:hover,.entry-link:focus-visible{color:#fff}
        .entry-meta{color:var(--soft);font-size:.85rem}
        .notice-band{
            grid-column:1 / -1;
            display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;
            padding:18px 20px;border-radius:24px;border:1px solid rgba(46,230,199,.18);background:linear-gradient(135deg, rgba(46,230,199,.12), rgba(255,255,255,.03));
        }
        .notice-band strong{display:block;font-size:1rem}
        .notice-band span{display:block;margin-top:4px;color:var(--muted);font-size:.94rem}
        .notice-band .btn{white-space:nowrap}
        .side-stack{display:grid;gap:14px}
        .side-card{padding:18px}
        .side-card h3{font-size:1.02rem}
        .side-card p,.side-card li{color:var(--muted);font-size:.94rem}
        .side-list{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:10px}
        .side-list li{display:flex;gap:10px;align-items:flex-start}
        .side-list li::before{content:'•';color:var(--accent-2);line-height:1.2;font-size:1.1rem}
        .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .metric-card{padding:18px}
        .metric-card .value{font-size:2rem;font-weight:800;line-height:1;color:#fff}
        .metric-card .label{margin-top:8px;font-size:1rem;font-weight:700}
        .metric-card .desc{margin-top:6px;color:var(--muted);font-size:.92rem}
        .meter{height:10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);overflow:hidden;margin-top:14px}
        .meter span{display:block;height:100%;border-radius:inherit;background:var(--grad-main)}
        .testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
        .testimonial-card{padding:20px;display:flex;flex-direction:column;gap:14px}
        .quote-mark{width:40px;height:40px;border-radius:14px;display:grid;place-items:center;background:rgba(255,79,142,.12);border:1px solid rgba(255,79,142,.2);color:#ffd0df;font-size:1.1rem}
        .testimonial-card blockquote{margin:0;color:#eef2f8;font-size:1rem;line-height:1.72}
        .profile{display:flex;align-items:center;gap:12px;margin-top:auto}
        .avatar{
            width:42px;height:42px;border-radius:16px;display:grid;place-items:center;
            background:var(--grad-neo);color:#fff;font-weight:800;flex:none;
        }
        .profile strong{display:block;font-size:.96rem}
        .profile span{display:block;color:var(--muted);font-size:.86rem}
        .faq-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:14px}
        .faq-list{display:grid;gap:12px}
        details{
            padding:0;border-radius:20px;border:1px solid var(--line);background:rgba(255,255,255,.03);overflow:hidden;
        }
        summary{
            list-style:none;cursor:pointer;padding:18px 18px 16px;font-weight:700;display:flex;justify-content:space-between;gap:12px;align-items:flex-start;
        }
        summary::-webkit-details-marker{display:none}
        summary::after{content:'＋';color:var(--accent-2);font-weight:800;flex:none}
        details[open] summary::after{content:'－'}
        details .answer{padding:0 18px 18px;color:var(--muted);font-size:.95rem}
        .faq-side{padding:20px}
        .faq-side h3{font-size:1.08rem}
        .faq-side .mini-note{margin-top:10px;color:var(--muted);font-size:.94rem}
        .check-list{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:10px}
        .check-list li{display:flex;gap:10px;align-items:flex-start;color:#dfe5ef}
        .check-list li::before{content:'✓';color:var(--accent-2);font-weight:800}
        .cta-box{
            padding:28px;
            background:linear-gradient(135deg, rgba(255,79,142,.16), rgba(46,230,199,.1));
            border-color:rgba(255,255,255,.11);
        }
        .cta-inner{
            display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
        }
        .cta-text h2{font-size:clamp(1.55rem,2.6vw,2.2rem);line-height:1.15}
        .cta-text p{margin-top:10px;color:#d8e0eb;max-width:58ch}
        .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
        .footer{
            margin-top:26px;padding:24px 0 8px;
        }
        .footer-grid{
            display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:18px;padding:22px 0;border-top:1px solid var(--line);
        }
        .footer h3{font-size:1.02rem}
        .footer h4{font-size:.96rem;color:#f2f6fb}
        .footer p,.footer a,.footer li{color:var(--muted);font-size:.92rem}
        .footer ul{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:10px}
        .footer a:hover,.footer a:focus-visible{color:#fff}
        .footer-bottom{
            display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
            padding:14px 0 8px;border-top:1px solid var(--line);color:var(--soft);font-size:.88rem;
        }
        .mobile-cta{
            display:none;position:fixed;left:12px;right:12px;bottom:12px;z-index:40;
            padding:10px;border-radius:20px;background:rgba(11,14,20,.84);backdrop-filter:blur(16px);border:1px solid var(--line-strong);box-shadow:var(--shadow);
        }
        .mobile-cta .wrap{display:grid;grid-template-columns:1fr 1fr;gap:10px}
        .mobile-cta .btn{width:100%;min-height:46px}
        @media (max-width: 1120px){
            .hero{grid-template-columns:1fr}
            .pain-grid,.stats-grid,.testimonial-grid{grid-template-columns:repeat(2,1fr)}
            .solution-grid,.faq-grid{grid-template-columns:1fr}
        }
        @media (max-width: 920px){
            .entry-grid{grid-template-columns:1fr}
            .compare-grid{grid-template-columns:1fr}
            .hero-stats{grid-template-columns:1fr}
        }
        @media (max-width: 768px){
            .site-shell{padding-top:10px;padding-bottom:90px}
            .brand-row{flex-direction:column;align-items:flex-start}
            .brand-actions{justify-content:flex-start}
            .search-pill{min-width:100%;max-width:none;order:3}
            .pain-grid,.stats-grid,.testimonial-grid,.footer-grid{grid-template-columns:1fr}
            .section-box,.hero-copy,.hero-panel,.cta-box{padding:20px}
            .hero h1{max-width:none}
            .hero-actions,.cta-actions{width:100%}
            .btn{width:100%}
            .notice-band{grid-template-columns:1fr}
            .mobile-cta{display:block}
        }
        @media (max-width: 520px){
            .container{width:min(100% - 20px, var(--container))}
            .brand-mark{width:48px;height:48px;border-radius:16px}
            .brand-copy strong{font-size:1rem}
            .channel-row{padding:10px}
            .channel-chip{min-height:38px;padding:0 13px}
            .hero h1{font-size:2rem}
            .hero-lead,.section-title p,.cta-text p{font-size:.94rem}
            .cover{height:138px}
        }
        @media (prefers-reduced-motion: reduce){
            html{scroll-behavior:auto}
            *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
        }

/* roulang page: category2 */
:root{
      --bg:#0b0b12;
      --bg-soft:#11111a;
      --panel:#151522;
      --panel-2:#1b1b2b;
      --panel-3:#202033;
      --text:#f5f7fb;
      --muted:#a8acc7;
      --muted-2:#7f86a8;
      --line:rgba(255,255,255,.09);
      --line-2:rgba(255,255,255,.14);
      --accent:#ff3d8d;
      --accent-2:#13e6b2;
      --accent-3:#ffb347;
      --accent-4:#8b5cf6;
      --shadow:0 18px 50px rgba(0,0,0,.35);
      --shadow-soft:0 10px 28px rgba(0,0,0,.24);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --space-1:6px;
      --space-2:10px;
      --space-3:14px;
      --space-4:18px;
      --space-5:24px;
      --space-6:32px;
      --space-7:40px;
      --space-8:56px;
      --max:1200px;
      --trans:.22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Hiragino Sans,Microsoft YaHei,HarmonyOS Sans,Source Han Sans SC,Noto Sans CJK SC,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 10%, rgba(255,61,141,.18), transparent 26%),
        radial-gradient(circle at 86% 8%, rgba(19,230,178,.14), transparent 24%),
        radial-gradient(circle at 80% 70%, rgba(139,92,246,.12), transparent 22%),
        linear-gradient(180deg, #090910 0%, #0b0b12 46%, #0d0d15 100%);
      min-height:100vh;
      line-height:1.65;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
      background-size:34px 34px;
      opacity:.08;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.75), rgba(0,0,0,.2) 76%, transparent);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:2px solid rgba(19,230,178,.9);outline-offset:2px}
    .container{
      width:min(var(--max), calc(100% - 32px));
      margin-inline:auto;
    }
    .top-shell{
      position:relative;
      padding:18px 0 8px;
    }
    .brand-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      margin-bottom:14px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:14px;
      min-width:0;
    }
    .brand-mark{
      width:54px;
      height:54px;
      border-radius:18px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(255,61,141,.95), rgba(139,92,246,.9));
      box-shadow:0 12px 28px rgba(255,61,141,.22);
      font-weight:800;
      letter-spacing:.08em;
      color:#fff;
      flex:none;
    }
    .brand-copy{
      display:flex;
      flex-direction:column;
      gap:4px;
      min-width:0;
    }
    .brand-copy strong{
      font-size:18px;
      letter-spacing:.02em;
    }
    .brand-copy span{
      color:var(--muted);
      font-size:13px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:52ch;
    }
    .brand-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .mini-link{
      padding:10px 14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      border-radius:999px;
      color:var(--muted);
      transition:transform var(--trans), border-color var(--trans), background var(--trans), color var(--trans), box-shadow var(--trans);
      font-size:13px;
      white-space:nowrap;
    }
    .mini-link:hover{
      transform:translateY(-1px);
      border-color:rgba(255,255,255,.2);
      color:#fff;
      background:rgba(255,255,255,.05);
      box-shadow:var(--shadow-soft);
    }
    .mini-link.highlight{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,61,141,.22), rgba(19,230,178,.12));
      border-color:rgba(255,61,141,.28);
    }
    .channel-row{
      position:relative;
      padding:12px;
      border:1px solid var(--line);
      background:rgba(17,17,26,.82);
      backdrop-filter:blur(16px);
      border-radius:22px;
      box-shadow:var(--shadow-soft);
    }
    .channel-rail{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      white-space:nowrap;
      scrollbar-width:none;
      -ms-overflow-style:none;
    }
    .channel-rail::-webkit-scrollbar{display:none}
    .channel-chip,
    .search-pill{
      flex:none;
    }
    .channel-chip{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:11px 16px;
      border-radius:999px;
      border:1px solid transparent;
      background:rgba(255,255,255,.03);
      color:var(--muted);
      transition:transform var(--trans), background var(--trans), border-color var(--trans), color var(--trans), box-shadow var(--trans);
      font-size:14px;
    }
    .channel-chip:hover{
      transform:translateY(-1px);
      color:#fff;
      border-color:rgba(255,255,255,.18);
      background:rgba(255,255,255,.06);
      box-shadow:0 10px 20px rgba(0,0,0,.18);
    }
    .channel-chip.active{
      color:#0e0f13;
      background:linear-gradient(135deg, rgba(19,230,178,.95), rgba(255,179,71,.95));
      box-shadow:0 12px 26px rgba(19,230,178,.14);
      border-color:transparent;
      font-weight:700;
    }
    .channel-chip.soft{
      background:rgba(255,255,255,.02);
    }
    .search-pill{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:auto;
      padding:8px 14px;
      min-width:260px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      color:var(--muted);
    }
    .search-pill span{
      color:var(--accent-2);
      font-size:18px;
      line-height:1;
    }
    .search-pill input{
      width:100%;
      background:transparent;
      color:var(--text);
      border:none;
      outline:none;
      min-width:0;
    }
    .search-pill input::placeholder{color:var(--muted-2)}
    .hero{
      padding:28px 0 14px;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.2fr .9fr;
      gap:22px;
      align-items:stretch;
    }
    .hero-copy,
    .hero-aside,
    .panel,
    .surface{
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
    }
    .hero-copy{
      padding:28px;
      overflow:hidden;
      position:relative;
    }
    .hero-copy::after{
      content:"";
      position:absolute;
      inset:auto -20px -30px auto;
      width:180px;
      height:180px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,61,141,.22), transparent 68%);
      filter:blur(8px);
      pointer-events:none;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,61,141,.14);
      border:1px solid rgba(255,61,141,.24);
      color:#ffd4e6;
      font-size:13px;
      margin-bottom:16px;
    }
    .eyebrow i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(255,61,141,.12);
      display:inline-block;
    }
    .hero-title{
      margin:0;
      font-size:clamp(32px, 5vw, 58px);
      line-height:1.06;
      letter-spacing:-.03em;
      max-width:12ch;
    }
    .hero-desc{
      margin:16px 0 0;
      color:var(--muted);
      font-size:16px;
      max-width:56ch;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
      color:#e7eaff;
      font-size:13px;
      transition:transform var(--trans), border-color var(--trans), background var(--trans);
    }
    .tag:hover{
      transform:translateY(-1px);
      border-color:rgba(19,230,178,.25);
      background:rgba(19,230,178,.08);
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:46px;
      padding:0 18px;
      border-radius:14px;
      border:1px solid transparent;
      transition:transform var(--trans), box-shadow var(--trans), background var(--trans), border-color var(--trans), color var(--trans);
      font-weight:700;
      letter-spacing:.01em;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{
      color:#091018;
      background:linear-gradient(135deg, var(--accent-2), #61f2d0);
      box-shadow:0 12px 28px rgba(19,230,178,.18);
    }
    .btn-primary:hover{
      box-shadow:0 16px 36px rgba(19,230,178,.24);
    }
    .btn-secondary{
      color:#fff;
      border-color:rgba(255,255,255,.16);
      background:rgba(255,255,255,.03);
    }
    .btn-secondary:hover{
      border-color:rgba(255,255,255,.24);
      background:rgba(255,255,255,.06);
    }
    .hero-note{
      display:flex;
      align-items:center;
      gap:12px;
      margin-top:18px;
      color:var(--muted);
      font-size:13px;
    }
    .hero-note .dot{
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--accent-3);
      box-shadow:0 0 0 8px rgba(255,179,71,.12);
      flex:none;
    }
    .hero-aside{
      padding:18px;
      display:grid;
      gap:14px;
      align-content:start;
      overflow:hidden;
      position:relative;
    }
    .promo-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      align-self:start;
      padding:8px 12px;
      border-radius:999px;
      color:#fff;
      background:linear-gradient(135deg, rgba(255,61,141,.18), rgba(139,92,246,.22));
      border:1px solid rgba(255,61,141,.22);
      font-size:12px;
      letter-spacing:.03em;
    }
    .promo-card{
      padding:18px;
      border-radius:22px;
      background:
        linear-gradient(160deg, rgba(255,61,141,.18), rgba(19,230,178,.08)),
        rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.10);
      box-shadow:var(--shadow-soft);
    }
    .promo-title{
      margin:0 0 6px;
      font-size:18px;
      font-weight:800;
    }
    .promo-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .update-stack{
      display:grid;
      gap:12px;
    }
    .update-item{
      display:flex;
      align-items:flex-start;
      gap:12px;
      padding:14px 14px 14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
      transition:transform var(--trans), border-color var(--trans), background var(--trans);
    }
    .update-item:hover{
      transform:translateY(-2px);
      border-color:rgba(19,230,178,.22);
      background:rgba(255,255,255,.06);
    }
    .update-pin{
      width:12px;
      height:12px;
      margin-top:5px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--accent-2), var(--accent-3));
      box-shadow:0 0 0 6px rgba(19,230,178,.10);
      flex:none;
    }
    .update-item strong{
      display:block;
      font-size:14px;
      margin-bottom:4px;
    }
    .update-item span{
      display:block;
      color:var(--muted);
      font-size:13px;
    }
    .tag-board{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag-board .tag{
      padding:8px 11px;
      font-size:12px;
    }
    .section{
      padding:26px 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:16px;
    }
    .section-title{
      margin:0;
      font-size:clamp(22px, 2.7vw, 32px);
      line-height:1.15;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:8px 0 0;
      color:var(--muted);
      max-width:58ch;
      font-size:15px;
    }
    .section-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      color:#fff;
      background:rgba(255,255,255,.05);
      border:1px solid var(--line);
      font-size:13px;
      white-space:nowrap;
    }
    .section-badge::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent-2);
      box-shadow:0 0 0 6px rgba(19,230,178,.09);
    }
    .pain-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:16px;
    }
    .pain-card{
      padding:20px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      transition:transform var(--trans), border-color var(--trans), box-shadow var(--trans);
    }
    .pain-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,61,141,.22);
      box-shadow:0 18px 34px rgba(0,0,0,.28);
    }
    .pain-card h3{
      margin:12px 0 8px;
      font-size:17px;
    }
    .pain-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .pain-icon{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(255,61,141,.16), rgba(19,230,178,.10));
      border:1px solid rgba(255,255,255,.10);
      color:#fff;
      font-size:18px;
    }
    .solution-wrap{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:16px;
      align-items:stretch;
    }
    .solution-main{
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .steps{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .step{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      align-items:flex-start;
      padding:16px;
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
    }
    .step-num{
      width:36px;
      height:36px;
      border-radius:12px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(19,230,178,.95), rgba(255,179,71,.95));
      color:#111;
      font-weight:800;
      box-shadow:0 10px 24px rgba(19,230,178,.15);
      flex:none;
    }
    .step h4{
      margin:0 0 6px;
      font-size:15px;
    }
    .step p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .compare{
      display:grid;
      gap:14px;
      padding:22px;
      border-radius:24px;
      background:
        radial-gradient(circle at top right, rgba(255,61,141,.16), transparent 34%),
        rgba(255,255,255,.04);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .compare .compare-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .compare h3{
      margin:0;
      font-size:18px;
    }
    .compare-list{
      display:grid;
      gap:12px;
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr auto 1fr;
      gap:10px;
      align-items:center;
    }
    .compare-box{
      padding:14px;
      border-radius:16px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      min-height:74px;
    }
    .compare-box strong{
      display:block;
      margin-bottom:4px;
      font-size:14px;
    }
    .compare-box span{
      color:var(--muted);
      font-size:13px;
    }
    .arrow-pill{
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid var(--line);
      color:#fff;
      font-size:12px;
      white-space:nowrap;
    }
    .latest-area{
      display:grid;
      grid-template-columns:minmax(0,1fr) 300px;
      gap:18px;
      align-items:start;
    }
    .controls{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-bottom:16px;
      padding:14px;
      border-radius:20px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
    }
    .filter-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:40px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--muted);
      transition:transform var(--trans), border-color var(--trans), color var(--trans), background var(--trans);
      font-size:13px;
    }
    .filter-chip:hover,
    .filter-chip.active{
      transform:translateY(-1px);
      color:#fff;
      border-color:rgba(19,230,178,.22);
      background:rgba(19,230,178,.08);
    }
    .sort-wrap{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--muted);
      font-size:13px;
    }
    .sort-wrap select{
      min-height:40px;
      padding:0 14px;
      border-radius:12px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      color:var(--text);
      outline:none;
    }
    .content-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:16px;
    }
    .content-card{
      overflow:hidden;
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      box-shadow:var(--shadow-soft);
      transition:transform var(--trans), border-color var(--trans), box-shadow var(--trans);
    }
    .content-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,61,141,.24);
      box-shadow:0 22px 38px rgba(0,0,0,.28);
    }
    .card-thumb{
      position:relative;
      height:150px;
      background:
        linear-gradient(135deg, rgba(255,61,141,.92), rgba(139,92,246,.78)),
        radial-gradient(circle at 70% 30%, rgba(255,255,255,.35), transparent 22%),
        #222;
      overflow:hidden;
    }
    .card-thumb::before,
    .card-thumb::after{
      content:"";
      position:absolute;
      border-radius:50%;
      filter:blur(0);
    }
    .card-thumb::before{
      width:140px;
      height:140px;
      right:-22px;
      top:-28px;
      background:rgba(255,255,255,.16);
    }
    .card-thumb::after{
      width:96px;
      height:96px;
      left:18px;
      bottom:-18px;
      background:rgba(19,230,178,.18);
    }
    .card-body{
      padding:16px;
    }
    .card-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
    }
    .card-top h3{
      margin:0;
      font-size:17px;
      line-height:1.35;
      letter-spacing:-.01em;
    }
    .status{
      flex:none;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(19,230,178,.12);
      color:#baffef;
      border:1px solid rgba(19,230,178,.22);
      font-size:12px;
      white-space:nowrap;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:10px;
    }
    .meta-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      border-top:1px solid var(--line);
      padding-top:12px;
      margin-top:12px;
    }
    .meta-row strong{
      color:#fff;
      font-weight:600;
    }
    .card-copy{
      color:var(--muted);
      font-size:14px;
      margin:0;
    }
    .aside-panel{
      position:sticky;
      top:16px;
      display:grid;
      gap:16px;
    }
    .aside-box{
      padding:18px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      box-shadow:var(--shadow-soft);
    }
    .aside-box h3{
      margin:0 0 12px;
      font-size:17px;
    }
    .aside-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .aside-list a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      transition:transform var(--trans), border-color var(--trans), background var(--trans);
      color:var(--text);
    }
    .aside-list a:hover{
      transform:translateY(-1px);
      border-color:rgba(255,179,71,.24);
      background:rgba(255,179,71,.08);
    }
    .aside-list span{
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
    }
    .side-note{
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,61,141,.20);
      background:linear-gradient(180deg, rgba(255,61,141,.12), rgba(255,255,255,.04));
    }
    .side-note strong{
      display:block;
      margin-bottom:8px;
      font-size:16px;
    }
    .side-note p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .light-info{
      margin:16px 0;
      padding:18px 20px;
      border-radius:20px;
      border:1px solid rgba(19,230,178,.18);
      background:linear-gradient(135deg, rgba(19,230,178,.10), rgba(255,255,255,.03));
      color:#dffcf4;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      box-shadow:var(--shadow-soft);
    }
    .light-info p{margin:0;color:#dbf8f1;font-size:14px}
    .light-info a{
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.15);
      white-space:nowrap;
    }
    .metrics-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:16px;
    }
    .metric{
      padding:20px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      box-shadow:var(--shadow-soft);
    }
    .metric .kpi{
      font-size:34px;
      line-height:1;
      font-weight:800;
      letter-spacing:-.03em;
      margin-bottom:10px;
      background:linear-gradient(135deg, #ffffff, #aef8e7 30%, #ff7fbc 72%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .metric strong{
      display:block;
      margin-bottom:6px;
      font-size:16px;
    }
    .metric p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .bar{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      overflow:hidden;
      margin-top:14px;
      border:1px solid var(--line);
    }
    .bar > span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--accent-2), var(--accent), var(--accent-3));
    }
    .voices-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:16px;
    }
    .voice{
      padding:18px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      box-shadow:var(--shadow-soft);
      transition:transform var(--trans), border-color var(--trans);
    }
    .voice:hover{
      transform:translateY(-2px);
      border-color:rgba(19,230,178,.22);
    }
    .voice-top{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:12px;
    }
    .avatar{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(255,61,141,.95), rgba(139,92,246,.95));
      font-weight:800;
      color:#fff;
      flex:none;
    }
    .voice-top strong{
      display:block;
      font-size:15px;
    }
    .voice-top span{
      color:var(--muted);
      font-size:12px;
    }
    .voice p{
      margin:0;
      color:#e9ebf6;
      font-size:14px;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px;
    }
    details{
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      font-weight:700;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      color:var(--accent-2);
      font-size:18px;
      line-height:1;
      flex:none;
    }
    details[open] summary::after{content:"–"}
    details .faq-body{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:14px;
    }
    .cta{
      padding:24px;
      border-radius:28px;
      border:1px solid rgba(255,61,141,.24);
      background:
        linear-gradient(135deg, rgba(255,61,141,.22), rgba(19,230,178,.10)),
        rgba(15,15,24,.9);
      box-shadow:0 24px 54px rgba(0,0,0,.34);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .cta h2{
      margin:0 0 8px;
      font-size:clamp(24px, 3.1vw, 36px);
      line-height:1.12;
    }
    .cta p{
      margin:0;
      color:#e7ebf6;
      max-width:56ch;
      font-size:15px;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .footer{
      padding:30px 0 34px;
      margin-top:18px;
      border-top:1px solid var(--line);
      background:rgba(7,7,11,.28);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr .8fr;
      gap:18px;
    }
    .footer h3,
    .footer h4{
      margin:0 0 12px;
    }
    .footer h3{font-size:18px}
    .footer h4{font-size:15px}
    .footer p,
    .footer li,
    .footer a,
    .footer span{
      color:var(--muted);
      font-size:14px;
    }
    .footer ul{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .footer a{
      transition:color var(--trans), transform var(--trans);
    }
    .footer a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-bottom{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid var(--line);
      flex-wrap:wrap;
    }
    .to-top{
      position:fixed;
      right:18px;
      bottom:18px;
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(19,230,178,.95), rgba(255,179,71,.95));
      color:#101114;
      border:none;
      box-shadow:0 16px 30px rgba(0,0,0,.28);
      z-index:30;
      transition:transform var(--trans), box-shadow var(--trans);
    }
    .to-top:hover{transform:translateY(-2px);box-shadow:0 20px 36px rgba(0,0,0,.32)}
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.14), transparent);
      margin:18px 0;
    }
    @media (max-width: 1120px){
      .latest-area,.solution-wrap{grid-template-columns:1fr}
      .aside-panel{position:static}
    }
    @media (max-width: 1024px){
      .hero-grid{grid-template-columns:1fr}
      .pain-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .metrics-grid,.voices-grid,.footer-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .faq-wrap{grid-template-columns:1fr}
      .content-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .search-pill{min-width:220px}
    }
    @media (max-width: 768px){
      .brand-row{align-items:flex-start;flex-direction:column}
      .brand-actions{justify-content:flex-start}
      .hero-copy,.hero-aside,.panel,.surface,.cta{border-radius:22px}
      .hero-copy{padding:22px}
      .section{padding:22px 0}
      .section-head{align-items:flex-start;flex-direction:column}
      .pain-grid,.metrics-grid,.voices-grid,.footer-grid,.content-grid{grid-template-columns:1fr}
      .search-pill{width:100%;min-width:0;margin-left:0}
      .controls{align-items:stretch}
      .sort-wrap{margin-left:0;width:100%;justify-content:space-between}
      .sort-wrap select{width:100%}
      .cta{flex-direction:column;align-items:flex-start}
      .cta-actions{justify-content:flex-start}
      .hero-title{max-width:100%}
    }
    @media (max-width: 520px){
      .container{width:min(var(--max), calc(100% - 20px))}
      .top-shell{padding-top:12px}
      .brand-mark{width:48px;height:48px;border-radius:16px}
      .brand-copy strong{font-size:16px}
      .brand-copy span{max-width:30ch}
      .channel-row{padding:10px}
      .channel-chip{padding:10px 14px;font-size:13px}
      .hero{padding-top:20px}
      .hero-copy{padding:18px}
      .hero-title{font-size:30px}
      .hero-desc{font-size:15px}
      .btn{width:100%;min-height:44px}
      .hero-actions{width:100%}
      .hero-actions .btn{flex:1 1 100%}
      .card-thumb{height:132px}
      .meta-row{flex-direction:column;align-items:flex-start}
      .cta{padding:20px}
      .to-top{right:14px;bottom:14px}
      summary{padding:16px 16px}
      .faq-body{padding:0 16px 16px}
    }