/* roulang page: index */
:root{
      --bg:#f5f8fc;
      --bg-soft:#eef4fb;
      --surface:#ffffff;
      --surface-2:#f8fbff;
      --surface-3:#eef5fe;
      --line:#dbe6f3;
      --line-2:#c9d8ea;
      --text:#173047;
      --muted:#62748a;
      --muted-2:#8a9ab0;
      --primary:#5c8ee8;
      --primary-2:#7fa7f0;
      --primary-soft:#e2ecff;
      --accent:#7cc6d8;
      --warm:#f0b46c;
      --success:#56a77b;
      --danger:#d66a6a;
      --shadow:0 8px 24px rgba(45, 70, 105, .08);
      --shadow-2:0 16px 42px rgba(45, 70, 105, .12);
      --radius:18px;
      --radius-lg:24px;
      --container:1280px;
      --header-h:78px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *, *::before, *::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(92,142,232,.08), transparent 30%),
        radial-gradient(circle at top right, rgba(124,198,216,.08), transparent 24%),
        var(--bg);
      line-height:1.7;
      letter-spacing:.2px;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(92,142,232,.18)}
    :focus-visible{outline:3px solid rgba(92,142,232,.28);outline-offset:2px}

    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .page-shell{position:relative}
    .top-strip{
      background:linear-gradient(90deg, rgba(92,142,232,.11), rgba(124,198,216,.10));
      border-bottom:1px solid rgba(219,230,243,.9);
      color:var(--muted);
      font-size:14px;
    }
    .top-strip .container{
      min-height:42px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:8px 0;
    }
    .top-strip .strip-note{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.7);
      border:1px solid rgba(219,230,243,.9);
      color:var(--text);
      font-size:12px;
      white-space:nowrap;
    }
    .pulse{
      width:8px;height:8px;border-radius:50%;
      background:var(--success);
      box-shadow:0 0 0 6px rgba(86,167,123,.12);
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:40;
      background:rgba(245,248,252,.82);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(219,230,243,.85);
    }
    .nav-wrap{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      flex:0 0 auto;
      font-weight:700;
      letter-spacing:.3px;
    }
    .brand-mark{
      width:42px;height:42px;
      border-radius:14px;
      background:
        linear-gradient(160deg, rgba(92,142,232,.18), rgba(124,198,216,.12)),
        #fff;
      border:1px solid rgba(92,142,232,.18);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.9);
      display:grid;
      place-items:center;
      color:var(--primary);
      flex:0 0 auto;
    }
    .brand-mark svg{width:21px;height:21px}
    .brand-text{
      font-size:16px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:260px;
    }

    .nav-links{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:8px;
      flex:1 1 auto;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      transition:transform .22s var(--ease), background-color .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease);
    }
    .nav-link:hover,
    .nav-link:focus-visible,
    .nav-link.is-active{
      color:var(--text);
      background:rgba(255,255,255,.9);
      box-shadow:0 6px 18px rgba(45,70,105,.06);
      transform:translateY(-1px);
    }
    .nav-link.is-active::after{
      content:"";
      position:absolute;
      inset:auto 14px 6px;
      height:2px;
      border-radius:2px;
      background:linear-gradient(90deg, var(--primary), var(--accent));
    }

    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:auto;
      flex:0 0 auto;
    }
    .search-shell{
      position:relative;
      width:min(330px, 28vw);
      min-width:260px;
      flex:0 0 auto;
    }
    .search-field{
      display:flex;
      align-items:center;
      gap:10px;
      width:100%;
      padding:11px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.88);
      border:1px solid var(--line);
      box-shadow:0 1px 0 rgba(255,255,255,.7), 0 8px 24px rgba(45,70,105,.05);
      transition:border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
    }
    .search-field:focus-within{
      border-color:rgba(92,142,232,.45);
      box-shadow:0 0 0 4px rgba(92,142,232,.12), 0 10px 24px rgba(45,70,105,.08);
      transform:translateY(-1px);
    }
    .search-icon{
      width:18px;height:18px;color:var(--muted-2);flex:0 0 auto;
    }
    .search-field input{
      border:0;
      outline:0;
      background:transparent;
      width:100%;
      color:var(--text);
    }
    .search-field input::placeholder{color:#91a1b6}
    .kbd{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:38px;
      height:24px;
      padding:0 7px;
      border-radius:8px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, #fff, #f7fbff);
      color:var(--muted);
      font-size:12px;
      flex:0 0 auto;
    }
    .search-panel{
      position:absolute;
      top:calc(100% + 10px);
      left:0;
      right:0;
      background:rgba(255,255,255,.98);
      border:1px solid rgba(219,230,243,.95);
      border-radius:18px;
      box-shadow:var(--shadow-2);
      overflow:hidden;
      z-index:20;
    }
    .search-panel-head{
      padding:14px 16px 10px;
      border-bottom:1px solid rgba(219,230,243,.8);
      color:var(--muted);
      font-size:13px;
    }
    .search-items{padding:8px}
    .search-item{
      display:flex;
      align-items:flex-start;
      gap:12px;
      padding:12px 12px;
      border-radius:14px;
      transition:background-color .2s var(--ease), transform .2s var(--ease);
    }
    .search-item:hover{background:rgba(92,142,232,.06);transform:translateY(-1px)}
    .search-item strong{display:block;font-size:14px;color:var(--text)}
    .search-item span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .search-empty{
      padding:16px;
      color:var(--muted);
      font-size:13px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:600;
      font-size:14px;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), background-color .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
      cursor:pointer;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-1px)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), #6ea0f0);
      box-shadow:0 10px 22px rgba(92,142,232,.24);
    }
    .btn-primary:hover{box-shadow:0 14px 28px rgba(92,142,232,.28)}
    .btn-secondary{
      color:var(--primary);
      background:linear-gradient(180deg, #fff, #f8fbff);
      border-color:rgba(92,142,232,.22);
      box-shadow:0 8px 18px rgba(45,70,105,.05);
    }
    .btn-secondary:hover{
      border-color:rgba(92,142,232,.36);
      background:#fff;
    }
    .btn-ghost{
      color:var(--text);
      background:rgba(255,255,255,.76);
      border-color:var(--line);
    }
    .btn-ghost:hover{background:#fff;border-color:rgba(92,142,232,.24)}
    .btn-sm{min-height:38px;padding:0 14px;font-size:13px}
    .btn svg{width:16px;height:16px;flex:0 0 auto}

    .menu-btn{
      display:none;
      width:44px;
      height:44px;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      background:rgba(255,255,255,.88);
      border:1px solid var(--line);
      box-shadow:0 6px 18px rgba(45,70,105,.05);
      color:var(--text);
    }

    .mobile-drawer,
    .overlay{display:none}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      width:min(88vw, 380px);
      height:100dvh;
      background:#fff;
      border-left:1px solid var(--line);
      box-shadow:-18px 0 40px rgba(45,70,105,.12);
      transform:translateX(100%);
      transition:transform .28s var(--ease);
      z-index:60;
      overflow:auto;
    }
    .mobile-drawer-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:20px 18px 12px;
      border-bottom:1px solid rgba(219,230,243,.8);
    }
    .drawer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:700;
    }
    .drawer-close{
      width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--muted);
    }
    .mobile-drawer-body{padding:16px 16px 24px}
    .drawer-search{
      position:relative;
      margin-bottom:16px;
    }
    .drawer-search .search-field{width:100%;min-width:0}
    .drawer-links{
      display:grid;
      gap:10px;
      margin:16px 0 18px;
    }
    .drawer-links a{
      padding:14px 14px;
      border-radius:16px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, #fff, #f8fbff);
      font-weight:600;
    }
    .drawer-cta{
      display:grid;
      gap:10px;
      margin-top:18px;
    }
    .drawer-cta .btn{width:100%}

    .hero{
      padding:34px 0 32px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:30px;
      align-items:center;
      padding:26px 0 8px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(92,142,232,.14);
      color:var(--primary);
      font-size:13px;
      font-weight:600;
      box-shadow:0 8px 20px rgba(45,70,105,.05);
    }
    .hero h1{
      margin:16px 0 14px;
      font-size:clamp(36px, 4.8vw, 64px);
      line-height:1.08;
      letter-spacing:-.8px;
    }
    .hero p{
      margin:0;
      max-width:680px;
      font-size:17px;
      color:var(--muted);
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin:24px 0 18px;
    }
    .hero-stats{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:14px;
    }
    .mini-stat{
      display:flex;
      align-items:center;
      gap:10px;
      padding:12px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(219,230,243,.95);
      box-shadow:0 8px 18px rgba(45,70,105,.04);
      min-width:160px;
    }
    .mini-stat strong{display:block;font-size:16px}
    .mini-stat span{display:block;font-size:12px;color:var(--muted);margin-top:1px}
    .mini-icon{
      width:36px;height:36px;border-radius:12px;
      display:grid;place-items:center;
      background:linear-gradient(160deg, rgba(92,142,232,.13), rgba(124,198,216,.16));
      color:var(--primary);
      flex:0 0 auto;
    }

    .hero-visual{
      position:relative;
      min-height:520px;
    }
    .board{
      position:absolute;
      inset:auto;
      background:rgba(255,255,255,.92);
      border:1px solid rgba(219,230,243,.98);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-2);
      overflow:hidden;
    }
    .board-main{
      top:0;
      right:0;
      width:78%;
      min-height:340px;
      padding:18px;
      animation:float 6s var(--ease) infinite alternate;
    }
    .board-side{
      left:0;
      bottom:0;
      width:58%;
      padding:16px;
      box-shadow:var(--shadow);
      animation:float 7s var(--ease) infinite alternate-reverse;
    }
    .board-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:14px;
    }
    .board-title{
      font-weight:700;
      font-size:15px;
    }
    .board-sub{
      color:var(--muted);
      font-size:12px;
    }
    .metric-row{
      display:grid;
      gap:12px;
      margin-top:8px;
    }
    .metric{
      display:grid;
      gap:7px;
    }
    .metric .line-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      font-size:13px;
      color:var(--muted);
    }
    .bar{
      height:10px;
      border-radius:999px;
      background:var(--bg-soft);
      overflow:hidden;
      border:1px solid rgba(219,230,243,.9);
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--primary), var(--accent));
      box-shadow:0 8px 18px rgba(92,142,232,.18);
    }
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:32px;
      padding:0 11px;
      border-radius:999px;
      background:var(--surface-2);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:12px;
      transition:all .22s var(--ease);
    }
    .chip.is-active{
      color:#23406b;
      background:rgba(92,142,232,.12);
      border-color:rgba(92,142,232,.22);
    }
    .float-badge{
      position:absolute;
      right:12px;
      top:18px;
      padding:10px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.9);
      border:1px solid rgba(219,230,243,.96);
      box-shadow:var(--shadow);
      font-size:13px;
      color:var(--text);
    }
    .float-badge strong{display:block;font-size:16px}
    .float-badge span{display:block;color:var(--muted);font-size:12px}

    .section{
      padding:84px 0;
    }
    .section-alt{
      background:linear-gradient(180deg, rgba(255,255,255,.45), rgba(255,255,255,.12));
      border-top:1px solid rgba(255,255,255,.45);
      border-bottom:1px solid rgba(219,230,243,.56);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:30px;
    }
    .section-title{
      margin:0;
      font-size:clamp(26px, 3vw, 38px);
      line-height:1.15;
      letter-spacing:-.3px;
    }
    .section-lead{
      margin:0;
      max-width:640px;
      color:var(--muted);
      font-size:16px;
    }
    .section-tools{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .section-tools .chip{
      cursor:pointer;
      user-select:none;
    }

    .story-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
    }
    .story-panel,
    .story-aside,
    .card,
    .note-card,
    .bubble,
    .price-card,
    .news-card,
    .form-card,
    .case-card,
    .feature-card{
      background:var(--surface);
      border:1px solid rgba(219,230,243,.95);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .story-panel:hover,
    .story-aside:hover,
    .card:hover,
    .note-card:hover,
    .bubble:hover,
    .price-card:hover,
    .news-card:hover,
    .form-card:hover,
    .case-card:hover,
    .feature-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-2);
      border-color:rgba(92,142,232,.18);
    }

    .story-panel{
      padding:26px;
      background:
        linear-gradient(180deg, rgba(248,251,255,.96), rgba(255,255,255,.98));
    }
    .story-panel h3{
      margin:0 0 12px;
      font-size:24px;
    }
    .story-panel p{margin:0;color:var(--muted)}
    .story-points{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .point{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:16px;
      background:rgba(92,142,232,.05);
      border:1px solid rgba(92,142,232,.10);
    }
    .point .mini-icon{width:34px;height:34px}
    .point strong{display:block;margin-bottom:3px}
    .point span{display:block;color:var(--muted);font-size:14px}
    .story-aside{
      padding:22px;
      background:
        linear-gradient(160deg, rgba(255,255,255,.98), rgba(239,245,253,.96));
    }
    .timeline{
      display:grid;
      gap:14px;
      margin-top:10px;
    }
    .timeline-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 0;
      border-bottom:1px solid rgba(219,230,243,.8);
    }
    .timeline-item:last-child{border-bottom:0;padding-bottom:0}
    .time-dot{
      width:12px;height:12px;
      margin-top:6px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow:0 0 0 6px rgba(92,142,232,.09);
      flex:0 0 auto;
    }
    .timeline-item strong{display:block;font-size:14px}
    .timeline-item span{display:block;color:var(--muted);font-size:13px;margin-top:2px}

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(12, 1fr);
      gap:20px;
    }
    .feature-card{
      padding:22px;
      grid-column:span 4;
      background:
        linear-gradient(180deg, #fff, #fafcff);
      position:relative;
      overflow:hidden;
    }
    .feature-card-wide{grid-column:span 8}
    .feature-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
    }
    .feature-icon{
      width:46px;height:46px;border-radius:16px;
      display:grid;place-items:center;
      background:linear-gradient(160deg, rgba(92,142,232,.12), rgba(124,198,216,.14));
      color:var(--primary);
      flex:0 0 auto;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.8);
    }
    .feature-card h3{margin:0 0 8px;font-size:18px}
    .feature-card p{margin:0;color:var(--muted);font-size:14px}
    .feature-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-top:18px;
    }
    .text-link{
      color:var(--primary);
      font-weight:600;
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .text-link svg{width:14px;height:14px}
    .feature-mini{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .mini-line{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:8px;
      font-size:13px;
      color:var(--muted);
      padding:10px 0;
      border-bottom:1px dashed rgba(219,230,243,.9);
    }
    .mini-line:last-child{border-bottom:0;padding-bottom:0}

    .scenario-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:20px;
    }
    .scenario-card{
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .scenario-card .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      margin-bottom:14px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(124,198,216,.14);
      color:#245b72;
      font-size:12px;
      font-weight:600;
    }
    .scenario-card h3{margin:0 0 8px;font-size:18px}
    .scenario-card p{margin:0;color:var(--muted);font-size:14px}
    .scenario-action{
      margin-top:16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
    }

    .highlight-grid{
      display:grid;
      grid-template-columns:repeat(4, 1fr);
      gap:20px;
    }
    .highlight-card{
      padding:18px;
      background:linear-gradient(180deg, #fff, #f9fbff);
    }
    .highlight-card .thumb{
      height:128px;
      border-radius:16px;
      border:1px solid rgba(219,230,243,.9);
      background:
        linear-gradient(135deg, rgba(92,142,232,.14), rgba(124,198,216,.12)),
        linear-gradient(180deg, rgba(255,255,255,.88), rgba(245,248,252,.96));
      position:relative;
      overflow:hidden;
      margin-bottom:14px;
    }
    .thumb::after{
      content:"";
      position:absolute;
      inset:auto -10% -18% 12%;
      height:68%;
      background:
        linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,0));
      transform:rotate(-8deg);
      border-radius:50%;
      opacity:.7;
    }
    .thumb .thumb-chip{
      position:absolute;
      left:12px;
      top:12px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.88);
      border:1px solid rgba(219,230,243,.9);
      font-size:12px;
      color:var(--text);
    }
    .highlight-card h3{
      margin:0 0 6px;
      font-size:17px;
    }
    .highlight-card p{
      margin:0;
      font-size:14px;
      color:var(--muted);
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:12px;
    }
    .meta{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:#f7fbff;
      border:1px solid var(--line);
      color:var(--muted);
      font-size:12px;
    }

    .bubbles-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:20px;
    }
    .bubble{
      padding:22px;
      background:
        linear-gradient(180deg, #fff, #f9fbff);
      position:relative;
    }
    .bubble::before{
      content:"";
      position:absolute;
      left:18px;
      top:-10px;
      width:18px;height:18px;
      transform:rotate(45deg);
      background:var(--surface);
      border-left:1px solid rgba(219,230,243,.95);
      border-top:1px solid rgba(219,230,243,.95);
    }
    .bubble-head{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:10px;
    }
    .avatar{
      width:40px;height:40px;border-radius:50%;
      background:linear-gradient(135deg, rgba(92,142,232,.18), rgba(124,198,216,.22));
      color:var(--primary);
      display:grid;
      place-items:center;
      font-weight:700;
      flex:0 0 auto;
    }
    .bubble-head strong{display:block;font-size:14px}
    .bubble-head span{display:block;color:var(--muted);font-size:12px}
    .bubble p{margin:0;color:var(--text);font-size:14px}

    .case-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:20px;
    }
    .case-card{
      padding:22px;
      background:linear-gradient(180deg, #fff, #f8fbff);
    }
    .case-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:12px;
    }
    .stat-big{
      font-size:34px;
      line-height:1;
      font-weight:700;
      letter-spacing:-.6px;
      color:#21456b;
    }
    .trend{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(86,167,123,.10);
      color:var(--success);
      font-size:12px;
      font-weight:600;
    }
    .case-card h3{margin:0 0 8px;font-size:18px}
    .case-card p{margin:0;color:var(--muted);font-size:14px}
    .case-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .case-line{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      font-size:13px;
      color:var(--muted);
    }
    .case-line strong{color:var(--text)}

    .pricing-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:20px;
      align-items:stretch;
    }
    .price-card{
      position:relative;
      padding:24px;
      background:linear-gradient(180deg, #fff, #f8fbff);
      overflow:hidden;
    }
    .price-card.popular{
      border-color:rgba(92,142,232,.30);
      box-shadow:0 18px 44px rgba(92,142,232,.14);
      transform:translateY(-6px);
      background:
        linear-gradient(180deg, rgba(248,251,255,.98), rgba(255,255,255,.99));
    }
    .price-ribbon{
      position:absolute;
      top:16px;
      right:-36px;
      transform:rotate(30deg);
      background:linear-gradient(135deg, var(--primary), #7aa2ef);
      color:#fff;
      font-size:12px;
      font-weight:700;
      padding:6px 48px;
      box-shadow:0 8px 20px rgba(92,142,232,.24);
    }
    .price-name{font-size:18px;font-weight:700;margin:0 0 8px}
    .price-desc{margin:0;color:var(--muted);font-size:14px}
    .price{
      display:flex;
      align-items:flex-end;
      gap:8px;
      margin:18px 0 16px;
    }
    .price strong{
      font-size:38px;
      line-height:1;
      letter-spacing:-.8px;
    }
    .price span{
      color:var(--muted);
      padding-bottom:6px;
      font-size:13px;
    }
    .price-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .price-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      font-size:14px;
      color:var(--text);
    }
    .check{
      width:18px;height:18px;border-radius:50%;
      background:rgba(92,142,232,.12);
      color:var(--primary);
      display:grid;place-items:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .price-card .btn{
      width:100%;
      margin-top:18px;
    }

    .news-grid{
      display:grid;
      grid-template-columns:1.18fr .82fr;
      gap:20px;
    }
    .news-card{
      padding:22px;
      background:linear-gradient(180deg, #fff, #f8fbff);
    }
    .news-list{
      display:grid;
      gap:12px;
      margin-top:12px;
    }
    .news-item{
      display:grid;
      gap:6px;
      padding:14px 0;
      border-bottom:1px solid rgba(219,230,243,.8);
    }
    .news-item:last-child{border-bottom:0;padding-bottom:0}
    .news-item a{
      font-weight:700;
      color:var(--text);
      transition:color .2s var(--ease);
    }
    .news-item a:hover{color:var(--primary)}
    .news-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      color:var(--muted);
      font-size:12px;
    }
    .news-summary{
      color:var(--muted);
      font-size:14px;
    }
    .news-side{
      display:grid;
      gap:20px;
    }
    .side-block{
      padding:22px;
      background:linear-gradient(180deg, #fff, #f8fbff);
      border:1px solid rgba(219,230,243,.95);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .side-block h3{margin:0 0 10px;font-size:18px}
    .side-block p{margin:0;color:var(--muted);font-size:14px}
    .side-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .side-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:12px 0;
      border-bottom:1px solid rgba(219,230,243,.8);
      color:var(--muted);
      font-size:14px;
    }
    .side-row:last-child{border-bottom:0;padding-bottom:0}
    .side-row strong{color:var(--text)}
    .state-stack{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .state{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--muted);
    }
    .state.loading::before,
    .state.empty::before,
    .state.error::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      display:inline-block;
    }
    .state.loading::before{background:var(--primary)}
    .state.empty::before{background:var(--warm)}
    .state.error::before{background:var(--danger)}

    .faq-wrap{
      display:grid;
      gap:14px;
    }
    .faq-item{
      background:var(--surface);
      border:1px solid rgba(219,230,243,.95);
      border-radius:18px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:18px 20px;
      border:0;
      background:transparent;
      color:var(--text);
      text-align:left;
      cursor:pointer;
    }
    .faq-q strong{
      font-size:16px;
      font-weight:700;
    }
    .faq-arrow{
      width:18px;height:18px;
      color:var(--primary);
      transition:transform .24s var(--ease);
      flex:0 0 auto;
    }
    .faq-item.is-open .faq-arrow{transform:rotate(180deg)}
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height .34s var(--ease);
      border-top:1px solid rgba(219,230,243,.8);
    }
    .faq-item.is-open .faq-a{max-height:220px}
    .faq-a p{
      margin:0;
      padding:16px 20px 20px;
      color:var(--muted);
      font-size:14px;
    }

    .subscribe-grid{
      display:grid;
      grid-template-columns:1fr .86fr;
      gap:20px;
      align-items:stretch;
    }
    .form-card{
      padding:24px;
      background:
        linear-gradient(180deg, #fff, #f9fbff);
    }
    .form-card h3{margin:0 0 10px;font-size:24px}
    .form-card p{margin:0;color:var(--muted);max-width:620px}
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2, 1fr);
      gap:14px;
      margin-top:18px;
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field.full{grid-column:1/-1}
    .field label{
      font-size:13px;
      color:var(--muted);
      font-weight:600;
    }
    .control{
      width:100%;
      min-height:48px;
      border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      padding:0 14px;
      color:var(--text);
      transition:border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
    }
    .control:focus{
      border-color:rgba(92,142,232,.42);
      box-shadow:0 0 0 4px rgba(92,142,232,.12);
      outline:0;
    }
    textarea.control{
      min-height:112px;
      padding:12px 14px;
      resize:vertical;
    }
    .privacy{
      display:flex;
      gap:10px;
      align-items:flex-start;
      margin-top:14px;
      color:var(--muted);
      font-size:13px;
    }
    .privacy input{margin-top:4px}
    .form-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .side-cta{
      padding:24px;
      background:linear-gradient(160deg, rgba(92,142,232,.08), rgba(124,198,216,.10)), #fff;
    }
    .side-cta h3{margin:0 0 10px;font-size:20px}
    .cta-list{
      display:grid;
      gap:12px;
      margin-top:16px;
    }
    .cta-row{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px 0;
      border-bottom:1px solid rgba(219,230,243,.8);
    }
    .cta-row:last-child{border-bottom:0}
    .cta-row .mini-icon{width:34px;height:34px}
    .cta-row strong{display:block;font-size:14px}
    .cta-row span{display:block;color:var(--muted);font-size:13px;margin-top:2px}

    footer{
      padding:52px 0 30px;
      background:linear-gradient(180deg, rgba(255,255,255,.5), rgba(255,255,255,.95));
      border-top:1px solid rgba(219,230,243,.85);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .75fr .75fr .95fr;
      gap:22px;
    }
    .footer-brand{
      display:grid;
      gap:14px;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      max-width:360px;
      font-size:14px;
    }
    .footer-title{
      margin:0 0 12px;
      font-size:15px;
      font-weight:700;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:color .2s var(--ease), transform .2s var(--ease);
    }
    .footer-links a:hover{color:var(--primary);transform:translateX(2px)}
    .footer-bottom{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      margin-top:28px;
      padding-top:18px;
      border-top:1px solid rgba(219,230,243,.85);
      color:var(--muted);
      font-size:13px;
    }

    .icon-inline{
      width:16px;height:16px;
      flex:0 0 auto;
    }

    @keyframes float{
      from{transform:translateY(0)}
      to{transform:translateY(-8px)}
    }

    @media (max-width: 1180px){
      .search-shell{width:min(280px, 24vw)}
      .hero-grid,
      .story-grid,
      .news-grid,
      .subscribe-grid,
      .footer-grid{grid-template-columns:1fr}
      .hero-visual{min-height:420px}
      .board-main{width:72%}
      .board-side{width:52%}
      .feature-card,
      .feature-card-wide{grid-column:span 6}
      .highlight-grid,
      .case-grid,
      .pricing-grid,
      .bubbles-grid,
      .scenario-grid{grid-template-columns:repeat(2, 1fr)}
    }
    @media (max-width: 920px){
      .nav-links,
      .nav-actions .search-shell{display:none}
      .menu-btn{display:inline-flex}
      .nav-wrap{justify-content:space-between}
      .hero{padding-top:22px}
      .hero h1{font-size:clamp(32px, 8vw, 54px)}
      .hero p{font-size:16px}
      .section{padding:68px 0}
      .section-head{flex-direction:column;align-items:flex-start}
      .section-tools{justify-content:flex-start}
      .feature-card,
      .feature-card-wide,
      .highlight-grid,
      .case-grid,
      .pricing-grid,
      .bubbles-grid,
      .scenario-grid{grid-template-columns:1fr}
      .feature-card,
      .feature-card-wide{grid-column:span 1}
      .hero-visual{min-height:390px}
      .board-main{width:86%}
      .board-side{width:62%}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 680px){
      .container{width:min(100% - 24px, var(--container))}
      .top-strip .container{flex-direction:column;align-items:flex-start}
      .brand-text{max-width:180px}
      .hero-grid{gap:22px}
      .hero-actions,.hero-stats{gap:10px}
      .mini-stat{width:100%;min-width:0}
      .hero-visual{min-height:330px}
      .board-main{width:100%;position:relative}
      .board-side{
        width:84%;
        left:auto;
        right:0;
        bottom:-18px;
      }
      .float-badge{right:10px;top:10px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column;align-items:flex-start}
      .search-panel{left:0;right:0}
    }
    @media (max-width: 520px){
      .top-strip{font-size:13px}
      .nav-wrap{min-height:68px}
      .brand-mark{width:38px;height:38px;border-radius:12px}
      .brand-text{font-size:15px;max-width:150px}
      .hero h1{font-size:32px}
      .hero p{font-size:15px}
      .btn{width:100%}
      .hero-actions{display:grid;grid-template-columns:1fr;gap:10px}
      .feature-card,.scenario-card,.highlight-card,.bubble,.case-card,.price-card,.news-card,.form-card,.side-cta,.story-panel,.story-aside{padding:18px}
      .price strong{font-size:32px}
      .faq-q{padding:16px}
      .faq-a p{padding:0 16px 18px}
      .board-main{padding:14px}
      .board-side{width:94%;bottom:-12px}
    }
    body.menu-open{overflow:hidden}
    body.menu-open .overlay{display:block}
    body.menu-open .mobile-drawer{transform:translateX(0)}
    .overlay{
      position:fixed;
      inset:0;
      background:rgba(23,48,71,.36);
      backdrop-filter:blur(2px);
      z-index:50;
    }
    .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;
    }

/* roulang page: category2 */
:root{
      --bg:#f4f8fd;
      --bg-soft:#f8fbff;
      --card:#ffffff;
      --card-soft:#f7fbff;
      --line:#d9e5f2;
      --line-strong:#bfd0e2;
      --text:#203047;
      --muted:#5f7187;
      --muted-2:#7b8da4;
      --primary:#6fa8e6;
      --primary-deep:#4c87ca;
      --primary-soft:#e9f2fb;
      --accent:#8fc0ee;
      --accent-2:#dff0ff;
      --warm:#f4b97c;
      --success:#6aa9a1;
      --shadow:0 10px 30px rgba(46,79,118,.08);
      --shadow-strong:0 14px 36px rgba(46,79,118,.12);
      --radius:20px;
      --radius-sm:14px;
      --radius-lg:28px;
      --container:1280px;
      --gap:24px;
      --transition:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Inter,"Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(111,168,230,.09), transparent 30%),
        radial-gradient(circle at top right, rgba(143,192,238,.10), transparent 28%),
        linear-gradient(180deg, #f7fbff 0%, #f4f8fd 46%, #f6f9fd 100%);
      line-height:1.7;
      font-size:16px;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:var(--transition)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer;border:0;background:none}
    :focus-visible{outline:3px solid rgba(111,168,230,.35);outline-offset:2px}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:12px;
      z-index:999;
      padding:10px 14px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .skip-link:focus{left:16px}
    header.site-header{
      position:sticky;
      top:0;
      z-index:100;
      backdrop-filter:saturate(170%) blur(12px);
      background:rgba(247,250,255,.82);
      border-bottom:1px solid rgba(217,229,242,.7);
      box-shadow:0 6px 24px rgba(44,78,116,.05);
    }
    .header-inner{
      display:flex;
      align-items:center;
      gap:18px;
      min-height:76px;
      padding:12px 0;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(180deg, #f0f7ff, #e3eefb);
      color:var(--primary-deep);
      border:1px solid #cfe0f2;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.9);
    }
    .brand-mark svg{width:22px;height:22px}
    .brand-text{
      font-size:18px;
      font-weight:700;
      letter-spacing:.2px;
      color:var(--text);
      white-space:nowrap;
    }
    .nav-wrap{
      flex:1 1 auto;
      display:flex;
      align-items:center;
      justify-content:center;
      min-width:0;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.78);
      box-shadow:0 8px 20px rgba(72,103,136,.05);
      overflow:auto;
      scrollbar-width:none;
    }
    .nav-links::-webkit-scrollbar{display:none}
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:10px 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:600;
      letter-spacing:.1px;
      white-space:nowrap;
      transition:var(--transition);
    }
    .nav-link:hover{
      background:var(--primary-soft);
      color:var(--primary-deep);
    }
    .nav-link.is-active{
      background:linear-gradient(180deg, #eaf3fc, #dfeefa);
      color:var(--primary-deep);
      box-shadow:inset 0 0 0 1px rgba(111,168,230,.22);
    }
    .nav-link.is-active::after{
      content:"";
      position:absolute;
      inset:auto 14px 8px;
      height:2px;
      border-radius:999px;
      background:var(--primary);
      opacity:0;
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
    }
    .search-box{
      position:relative;
      width:min(340px, 28vw);
      min-width:240px;
    }
    .search-input{
      width:100%;
      height:46px;
      padding:0 52px 0 46px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.88);
      color:var(--text);
      box-shadow:0 8px 20px rgba(72,103,136,.04);
      transition:var(--transition);
    }
    .search-input::placeholder{color:#8a9bae}
    .search-input:focus{
      border-color:rgba(111,168,230,.75);
      box-shadow:0 0 0 4px rgba(111,168,230,.14);
      background:#fff;
    }
    .search-ico{
      position:absolute;
      left:16px;
      top:50%;
      transform:translateY(-50%);
      width:18px;
      height:18px;
      color:#89a0b8;
      pointer-events:none;
    }
    .search-kbd{
      position:absolute;
      right:10px;
      top:50%;
      transform:translateY(-50%);
      border:1px solid var(--line);
      border-bottom-color:#b7c7d8;
      background:#fff;
      border-radius:9px;
      padding:4px 8px;
      font-size:12px;
      color:var(--muted);
      line-height:1;
    }
    .search-suggest{
      position:absolute;
      top:54px;
      left:0;
      right:0;
      padding:10px;
      border-radius:18px;
      border:1px solid var(--line);
      background:#fff;
      box-shadow:var(--shadow-strong);
      display:none;
      z-index:15;
    }
    .search-suggest.is-open{display:block}
    .suggest-title{
      font-size:12px;
      color:var(--muted-2);
      margin:4px 8px 8px;
      text-transform:uppercase;
      letter-spacing:.08em;
    }
    .suggest-list{
      display:grid;
      gap:6px;
    }
    .suggest-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:10px 12px;
      border-radius:12px;
      background:#f9fcff;
      border:1px solid transparent;
      color:var(--text);
      font-size:14px;
      transition:var(--transition);
    }
    .suggest-item:hover{
      border-color:#c8daec;
      background:#f1f7fd;
    }
    .suggest-item span{
      color:var(--muted);
      font-size:12px;
    }
    .icon-btn{
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      display:grid;
      place-items:center;
      color:var(--muted);
      box-shadow:0 8px 20px rgba(72,103,136,.04);
      transition:var(--transition);
    }
    .icon-btn:hover{
      transform:translateY(-2px);
      border-color:#c4d7ea;
      color:var(--primary-deep);
      box-shadow:var(--shadow);
    }
    .primary-btn,
    .secondary-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      height:46px;
      padding:0 18px;
      border-radius:14px;
      font-weight:700;
      font-size:14px;
      transition:var(--transition);
      white-space:nowrap;
    }
    .primary-btn{
      background:linear-gradient(180deg, #7ab0e7, #5f97d4);
      color:#fff;
      box-shadow:0 12px 24px rgba(79,133,196,.20);
    }
    .primary-btn:hover{
      transform:translateY(-2px);
      background:linear-gradient(180deg, #76abe2, #528ccf);
      box-shadow:0 16px 28px rgba(79,133,196,.24);
    }
    .secondary-btn{
      background:#fff;
      color:var(--primary-deep);
      border:1px solid #cdddee;
    }
    .secondary-btn:hover{
      transform:translateY(-2px);
      border-color:#9ebce0;
      background:#f7fbff;
      box-shadow:var(--shadow);
    }
    .menu-toggle{
      display:none;
    }

    main{padding:30px 0 24px}
    .section{
      padding:72px 0;
    }
    .section-tight{padding:56px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .section-title{
      margin:0;
      font-size:30px;
      line-height:1.2;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:10px 0 0;
      color:var(--muted);
      max-width:720px;
      font-size:15px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-deep);
      font-size:12px;
      font-weight:700;
      letter-spacing:.06em;
      text-transform:uppercase;
      margin-bottom:14px;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(111,168,230,.16);
    }

    .hero-band{
      padding:24px 0 8px;
    }
    .hero-shell{
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:24px;
      align-items:stretch;
    }
    .hero-copy,
    .hero-panel,
    .overview-strip,
    .feature-card,
    .scene-card,
    .result-card,
    .plan-card,
    .faq-card,
    .wide-card,
    .narrow-card,
    .compare-box,
    .cta-panel{
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(250,253,255,.98));
      border:1px solid rgba(217,229,242,.94);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
    }
    .hero-copy{
      padding:34px;
      min-height:100%;
    }
    .hero-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:6px;
      height:34px;
      padding:0 12px;
      border-radius:999px;
      background:#f4f9ff;
      color:#527395;
      border:1px solid #d9e6f3;
      font-size:13px;
      font-weight:600;
    }
    .chip.soft{
      background:#f7fbff;
      color:#70859b;
    }
    .hero-title{
      margin:0;
      font-size:46px;
      line-height:1.08;
      letter-spacing:-.04em;
      max-width:12em;
    }
    .hero-title em{
      font-style:normal;
      color:var(--primary-deep);
    }
    .hero-subtitle{
      margin:18px 0 0;
      color:var(--muted);
      font-size:17px;
      max-width:40em;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-top:28px;
    }
    .metric{
      padding:16px 16px 15px;
      border-radius:18px;
      background:linear-gradient(180deg, #f8fbff, #f3f8fd);
      border:1px solid #dde8f3;
      min-height:98px;
    }
    .metric-num{
      display:block;
      font-size:28px;
      font-weight:800;
      letter-spacing:-.03em;
      color:var(--text);
    }
    .metric-label{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:13px;
      line-height:1.45;
    }
    .hero-panel{
      padding:24px;
      display:grid;
      gap:14px;
      align-content:start;
      overflow:hidden;
      position:relative;
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:-120px -120px auto auto;
      width:240px;
      height:240px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(111,168,230,.14), transparent 66%);
      pointer-events:none;
    }
    .panel-main{
      position:relative;
      padding:20px;
      border-radius:24px;
      background:linear-gradient(180deg, #f7fbff, #eef5fc);
      border:1px solid #d6e4f1;
      overflow:hidden;
    }
    .panel-main h3{
      margin:0 0 8px;
      font-size:21px;
      line-height:1.2;
    }
    .panel-main p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .panel-cta{
      margin-top:18px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .panel-bullets{
      display:grid;
      gap:12px;
    }
    .panel-item{
      display:flex;
      align-items:flex-start;
      gap:12px;
      padding:14px 16px;
      border-radius:18px;
      background:#fff;
      border:1px solid #e1ebf5;
      transition:var(--transition);
    }
    .panel-item:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow);
      border-color:#cad9e8;
    }
    .panel-icon{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:var(--primary-soft);
      color:var(--primary-deep);
      flex:0 0 auto;
    }
    .panel-icon svg{width:18px;height:18px}
    .panel-item strong{
      display:block;
      font-size:15px;
      margin-bottom:2px;
    }
    .panel-item span{
      display:block;
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
    }

    .overview-strip{
      margin-top:20px;
      padding:18px;
    }
    .overview-row{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:16px;
      align-items:center;
    }
    .overview-left,
    .overview-right{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
    }
    .overview-left .chip,
    .overview-right .chip{
      background:#fff;
    }
    .overview-note{
      color:var(--muted);
      font-size:14px;
      margin:0;
    }

    .feature-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
    }
    .feature-stack{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:20px;
    }
    .feature-card{
      padding:22px;
      min-height:100%;
      transition:var(--transition);
    }
    .feature-card:hover,
    .scene-card:hover,
    .result-card:hover,
    .plan-card:hover,
    .wide-card:hover,
    .narrow-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-strong);
      border-color:#c8d8e7;
    }
    .feature-icon{
      width:48px;
      height:48px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(180deg, #edf5fd, #e1eefb);
      color:var(--primary-deep);
      margin-bottom:16px;
    }
    .feature-icon svg{width:22px;height:22px}
    .feature-card h3{
      margin:0;
      font-size:20px;
      line-height:1.25;
    }
    .feature-card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .feature-foot{
      margin-top:16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .mini-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary-deep);
      font-weight:700;
      font-size:14px;
    }
    .mini-link svg{
      width:16px;height:16px;
      transition:var(--transition);
    }
    .mini-link:hover svg{transform:translateX(2px)}
    .feature-side{
      display:grid;
      gap:20px;
    }
    .feature-side .feature-card:nth-child(1){
      background:linear-gradient(180deg, #fafdff, #f3f8fd);
    }
    .feature-side .feature-card:nth-child(2){
      background:linear-gradient(180deg, #ffffff, #f8fbff);
    }

    .scene-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:20px;
    }
    .scene-card{
      padding:24px;
      position:relative;
      overflow:hidden;
    }
    .scene-card::after{
      content:"";
      position:absolute;
      right:-40px;
      top:-40px;
      width:130px;
      height:130px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(111,168,230,.12), transparent 66%);
      pointer-events:none;
    }
    .scene-tag{
      display:inline-flex;
      align-items:center;
      height:30px;
      padding:0 10px;
      border-radius:999px;
      background:#eef6fd;
      color:var(--primary-deep);
      border:1px solid #d9e8f6;
      font-size:12px;
      font-weight:700;
      margin-bottom:14px;
    }
    .scene-card h3{
      margin:0;
      font-size:19px;
    }
    .scene-card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:14px;
      min-height:4.8em;
    }
    .scene-footer{
      margin-top:18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }

    .compare-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:20px;
      align-items:start;
    }
    .wide-card{
      padding:26px;
    }
    .wide-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      margin-bottom:20px;
    }
    .wide-head h3{
      margin:0;
      font-size:22px;
    }
    .wide-head p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:14px;
      max-width:46em;
    }
    .score-list{
      display:grid;
      gap:14px;
    }
    .score-row{
      display:grid;
      grid-template-columns:150px 1fr 54px;
      align-items:center;
      gap:16px;
    }
    .score-label{
      font-size:14px;
      font-weight:700;
      color:var(--text);
    }
    .score-bar{
      height:12px;
      border-radius:999px;
      background:#eaf2fb;
      overflow:hidden;
      border:1px solid #dbe6f1;
    }
    .score-bar span{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg, #8fc0ee, #6fa8e6);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.45);
    }
    .score-num{
      text-align:right;
      font-weight:800;
      color:var(--primary-deep);
    }
    .narrow-stack{
      display:grid;
      gap:20px;
    }
    .narrow-card{
      padding:22px;
    }
    .narrow-card h3{
      margin:0 0 10px;
      font-size:18px;
    }
    .narrow-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .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:var(--text);
      font-size:14px;
    }
    .check-list li::before{
      content:"";
      width:18px;
      height:18px;
      border-radius:999px;
      margin-top:4px;
      background:linear-gradient(180deg, #e7f2fc, #dbeafb);
      border:1px solid #cfe0ef;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
      flex:0 0 auto;
      position:relative;
    }
    .check-list li::after{
      content:"";
      position:absolute;
      width:6px;
      height:10px;
      margin-left:6px;
      margin-top:6px;
      border-right:2px solid var(--primary-deep);
      border-bottom:2px solid var(--primary-deep);
      transform:rotate(45deg);
      opacity:.9;
    }

    .result-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:20px;
    }
    .result-card{
      padding:22px;
    }
    .result-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      margin-bottom:18px;
    }
    .result-num{
      font-size:34px;
      font-weight:800;
      line-height:1;
      color:var(--primary-deep);
      letter-spacing:-.04em;
    }
    .result-card h3{
      margin:0;
      font-size:18px;
    }
    .result-card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .result-meta{
      margin-top:18px;
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }

    .pricing-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:20px;
      align-items:stretch;
    }
    .plan-card{
      padding:26px;
      position:relative;
      overflow:hidden;
    }
    .plan-card.recommended{
      border-color:#b8d2eb;
      box-shadow:0 18px 42px rgba(79,133,196,.12);
      background:linear-gradient(180deg, #ffffff, #f4f9ff);
    }
    .plan-badge{
      position:absolute;
      top:18px;
      right:18px;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:700;
      color:#c4792e;
      background:#fff5ea;
      border:1px solid #f2d5b3;
    }
    .plan-name{
      margin:0;
      font-size:22px;
      line-height:1.15;
    }
    .plan-desc{
      margin:10px 0 0;
      color:var(--muted);
      font-size:14px;
      min-height:3.1em;
    }
    .plan-price{
      margin:20px 0 0;
      display:flex;
      align-items:baseline;
      gap:8px;
    }
    .plan-price strong{
      font-size:34px;
      line-height:1;
    }
    .plan-price span{
      color:var(--muted);
      font-size:13px;
    }
    .plan-list{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:10px;
    }
    .plan-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:14px;
    }
    .plan-list li i{
      width:18px;
      height:18px;
      border-radius:999px;
      display:inline-block;
      margin-top:4px;
      background:linear-gradient(180deg, #e6f1fb, #dce9f7);
      border:1px solid #cfe0ef;
      flex:0 0 auto;
      position:relative;
    }
    .plan-list li i::after{
      content:"";
      position:absolute;
      left:5px;
      top:2px;
      width:4px;
      height:8px;
      border-right:2px solid var(--primary-deep);
      border-bottom:2px solid var(--primary-deep);
      transform:rotate(45deg);
    }
    .plan-actions{
      margin-top:22px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .fine-table{
      margin-top:18px;
      border-top:1px solid #e4ecf4;
      padding-top:18px;
      display:grid;
      gap:10px;
    }
    .fine-row{
      display:grid;
      grid-template-columns:1fr auto;
      gap:12px;
      font-size:14px;
      color:var(--muted);
    }
    .fine-row strong{
      color:var(--text);
      font-weight:700;
    }

    .faq-wrap{
      display:grid;
      gap:14px;
    }
    .faq-card{
      overflow:hidden;
    }
    .faq-btn{
      width:100%;
      padding:20px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      background:transparent;
      border:0;
      color:var(--text);
      text-align:left;
    }
    .faq-btn strong{
      font-size:16px;
      line-height:1.4;
    }
    .faq-arrow{
      width:38px;
      height:38px;
      border-radius:12px;
      display:grid;
      place-items:center;
      background:#f4f9ff;
      border:1px solid #dce8f3;
      color:var(--primary-deep);
      flex:0 0 auto;
      transition:var(--transition);
    }
    .faq-arrow svg{
      width:16px;height:16px;
      transition:var(--transition);
    }
    .faq-item.is-open .faq-arrow svg{transform:rotate(180deg)}
    .faq-panel{
      max-height:0;
      overflow:hidden;
      transition:max-height .35s ease;
      border-top:1px solid rgba(217,229,242,.85);
    }
    .faq-panel-inner{
      padding:0 22px 18px;
      color:var(--muted);
      font-size:14px;
    }
    .faq-item.is-open .faq-panel{
      max-height:220px;
    }

    .cta-panel{
      padding:28px;
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:20px;
      align-items:center;
    }
    .cta-panel h2{
      margin:0;
      font-size:28px;
      line-height:1.15;
    }
    .cta-panel p{
      margin:12px 0 0;
      color:var(--muted);
      font-size:15px;
      max-width:44em;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .contact-box{
      padding:20px;
      border-radius:24px;
      background:linear-gradient(180deg, #f8fbff, #eef5fc);
      border:1px solid #d8e6f2;
    }
    .contact-box strong{
      display:block;
      font-size:17px;
      margin-bottom:6px;
    }
    .contact-box span{
      color:var(--muted);
      font-size:14px;
    }

    footer{
      padding:40px 0 26px;
      border-top:1px solid #dde7f1;
      background:rgba(247,250,255,.72);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr .8fr;
      gap:24px;
      padding-bottom:22px;
    }
    .footer-brand .brand{
      margin-bottom:12px;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      max-width:28em;
    }
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:18px;
    }
    .footer-title{
      margin:0 0 14px;
      font-size:15px;
      font-weight:800;
      color:var(--text);
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:var(--transition);
    }
    .footer-links a:hover{
      color:var(--primary-deep);
      transform:translateX(2px);
    }
    .footer-bottom{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:12px;
      padding-top:18px;
      border-top:1px solid #dde7f1;
      color:var(--muted-2);
      font-size:13px;
    }

    .crumbs{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:14px;
      flex-wrap:wrap;
    }
    .crumbs a{color:var(--muted)}
    .crumbs a:hover{color:var(--primary-deep)}
    .crumbs span.sep{color:#aab8c7}

    .news-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-bottom:18px;
    }
    .pill-row{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid #dce7f3;
      background:#fff;
      color:var(--muted);
      font-size:13px;
      font-weight:600;
    }
    .pill.active{
      background:var(--primary-soft);
      color:var(--primary-deep);
      border-color:#cadef2;
    }
    .mini-note{
      color:var(--muted-2);
      font-size:13px;
    }

    @media (max-width: 1180px){
      .search-box{width:min(280px, 24vw); min-width:220px;}
      .hero-title{font-size:40px}
      .feature-grid,.compare-grid,.cta-panel,.hero-shell{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .result-grid{grid-template-columns:repeat(2,1fr)}
      .pricing-grid{grid-template-columns:1fr}
    }
    @media (max-width: 900px){
      .nav-wrap{display:none}
      .search-box{display:none}
      .menu-toggle{
        display:grid;
        width:46px;
        height:46px;
        border-radius:14px;
        border:1px solid var(--line);
        background:#fff;
        place-items:center;
        box-shadow:0 8px 20px rgba(72,103,136,.04);
      }
      .header-actions .secondary-btn{display:none}
      .hero-title{font-size:36px;max-width:none}
      .hero-copy,.hero-panel,.wide-card,.narrow-card,.feature-card,.scene-card,.result-card,.plan-card,.faq-btn,.cta-panel{padding-left:20px;padding-right:20px}
      .hero-copy{padding-top:28px;padding-bottom:28px}
      .hero-metrics{grid-template-columns:1fr}
      .overview-row,.section-head,.news-head{grid-template-columns:1fr}
      .scene-grid{grid-template-columns:1fr}
      .result-grid{grid-template-columns:1fr}
      .score-row{grid-template-columns:120px 1fr 44px}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width: 640px){
      .container{width:min(calc(100% - 22px), var(--container))}
      main{padding-top:18px}
      .section{padding:54px 0}
      .section-head{margin-bottom:20px}
      .section-title{font-size:24px}
      .header-inner{min-height:68px}
      .brand-text{font-size:16px}
      .brand-mark{width:38px;height:38px;border-radius:12px}
      .hero-copy{padding:22px}
      .hero-title{font-size:30px}
      .hero-subtitle{font-size:15px}
      .hero-actions,.cta-actions,.panel-cta{display:grid;grid-template-columns:1fr}
      .primary-btn,.secondary-btn{width:100%}
      .feature-stack{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
      .faq-btn{padding:18px 18px}
      .faq-panel-inner{padding:0 18px 16px}
      .search-suggest{position:static;margin-top:10px}
    }
    body.nav-open{
      overflow:hidden;
    }
    .mobile-drawer{
      position:fixed;
      inset:76px 0 0 0;
      background:rgba(247,250,255,.96);
      border-top:1px solid rgba(217,229,242,.85);
      backdrop-filter:saturate(160%) blur(12px);
      transform:translateY(-110%);
      opacity:0;
      pointer-events:none;
      transition:transform .28s ease, opacity .28s ease;
      z-index:90;
      padding:18px 0 24px;
    }
    .mobile-drawer.is-open{
      transform:translateY(0);
      opacity:1;
      pointer-events:auto;
    }
    .drawer-inner{
      display:grid;
      gap:16px;
    }
    .drawer-search{
      position:relative;
    }
    .drawer-search .search-input{
      width:100%;
    }
    .drawer-nav{
      display:grid;
      gap:8px;
    }
    .drawer-nav a{
      padding:14px 16px;
      border-radius:16px;
      background:#fff;
      border:1px solid var(--line);
      font-weight:700;
      color:var(--text);
    }
    .drawer-nav a.is-active{
      background:var(--primary-soft);
      color:var(--primary-deep);
    }
    .drawer-actions{
      display:grid;
      gap:10px;
      margin-top:4px;
    }
    .drawer-foot{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }

/* roulang page: category1 */
:root {
      --bg: #f6f9fd;
      --bg-soft: #eef6ff;
      --surface: #ffffff;
      --surface-blue: #f8fbff;
      --primary: #4a90e2;
      --primary-strong: #2f75c8;
      --primary-soft: #e8f3ff;
      --accent: #ff9f43;
      --mint: #5bc0be;
      --text: #17243a;
      --muted: #607089;
      --light: #8b9ab0;
      --border: #dbe7f5;
      --border-strong: #bed3ed;
      --shadow: 0 18px 45px rgba(57, 101, 148, .10);
      --shadow-hover: 0 24px 60px rgba(57, 101, 148, .16);
      --radius-sm: 12px;
      --radius: 18px;
      --radius-lg: 24px;
      --container: 1240px;
      --header-h: 76px;
      --ease: .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", "Noto Sans CJK SC", Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 18% 0%, rgba(74, 144, 226, .11), transparent 30%),
        radial-gradient(circle at 88% 8%, rgba(91, 192, 190, .10), transparent 24%),
        var(--bg);
      line-height: 1.7;
      font-size: 16px;
      overflow-x: hidden;
    }

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

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

    button, input, select {
      font: inherit;
    }

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

    :focus-visible {
      outline: 3px solid rgba(74, 144, 226, .28);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(219, 231, 245, .86);
      box-shadow: 0 8px 28px rgba(43, 87, 130, .06);
    }

    .header-inner {
      height: var(--header-h);
      display: grid;
      grid-template-columns: minmax(240px, 1fr) auto minmax(320px, 1fr);
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      min-width: 0;
      font-weight: 700;
      color: var(--text);
      letter-spacing: -.02em;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      flex: 0 0 38px;
      display: grid;
      place-items: center;
      color: var(--primary);
      background: linear-gradient(180deg, #edf7ff, #ffffff);
      border: 1px solid var(--border);
      border-radius: 14px;
      box-shadow: 0 8px 22px rgba(74, 144, 226, .14);
    }

    .brand-mark svg {
      width: 23px;
      height: 23px;
    }

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

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 6px;
      background: rgba(246, 249, 253, .82);
      border: 1px solid var(--border);
      border-radius: 999px;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 36px;
      padding: 0 15px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 600;
      white-space: nowrap;
    }

    .nav-link:hover {
      color: var(--primary-strong);
      background: var(--primary-soft);
    }

    .nav-link.is-active {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 8px 20px rgba(74, 144, 226, .22);
    }

    .header-actions {
      display: flex;
      justify-content: flex-end;
      align-items: center;
      gap: 10px;
      min-width: 0;
    }

    .command-search {
      position: relative;
      width: min(330px, 100%);
    }

    .search-shell {
      display: flex;
      align-items: center;
      gap: 9px;
      height: 42px;
      padding: 0 10px 0 13px;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 999px;
      box-shadow: 0 10px 24px rgba(43, 87, 130, .07);
      transition: border-color var(--ease), box-shadow var(--ease);
    }

    .search-shell:focus-within {
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(74, 144, 226, .12);
    }

    .search-icon {
      width: 18px;
      height: 18px;
      color: var(--light);
      flex: 0 0 auto;
    }

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

    .search-shell input::placeholder {
      color: #9aa8b9;
    }

    .keycap {
      flex: 0 0 auto;
      padding: 2px 7px;
      border: 1px solid var(--border);
      border-radius: 7px;
      color: var(--light);
      background: var(--surface-blue);
      font-size: 12px;
      line-height: 1.3;
    }

    .suggest-panel {
      position: absolute;
      top: calc(100% + 10px);
      right: 0;
      width: 100%;
      min-width: 300px;
      padding: 10px;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 16px;
      box-shadow: var(--shadow);
      opacity: 0;
      visibility: hidden;
      transform: translateY(-5px);
      transition: var(--ease);
    }

    .command-search:focus-within .suggest-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .suggest-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 9px 10px;
      border-radius: 12px;
      color: var(--muted);
      font-size: 13px;
    }

    .suggest-item:hover {
      color: var(--primary-strong);
      background: var(--primary-soft);
    }

    .suggest-item span:last-child {
      color: var(--light);
      font-size: 12px;
    }

    .icon-btn {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: #fff;
      border: 1px solid var(--border);
      color: var(--muted);
      box-shadow: 0 10px 24px rgba(43, 87, 130, .06);
    }

    .icon-btn:hover {
      color: var(--primary);
      border-color: var(--border-strong);
      transform: translateY(-2px);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 700;
      border: 1px solid transparent;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 14px 26px rgba(74, 144, 226, .26);
    }

    .btn-primary:hover {
      background: var(--primary-strong);
      transform: translateY(-2px);
      box-shadow: 0 18px 32px rgba(74, 144, 226, .32);
    }

    .btn-secondary {
      color: var(--primary-strong);
      background: #fff;
      border-color: var(--border-strong);
      box-shadow: 0 10px 24px rgba(43, 87, 130, .06);
    }

    .btn-secondary:hover {
      background: var(--primary-soft);
      transform: translateY(-2px);
    }

    .mobile-toggle {
      display: none;
    }

    .mobile-drawer {
      display: none;
    }

    main {
      padding-bottom: 86px;
    }

    .crumbs {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
      color: var(--light);
      font-size: 13px;
      margin-bottom: 20px;
    }

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

    .page-hero {
      padding: 58px 0 40px;
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      padding: 34px;
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(120deg, rgba(255,255,255,.95), rgba(239,247,255,.92)),
        radial-gradient(circle at 92% 5%, rgba(255, 159, 67, .16), transparent 30%);
      box-shadow: var(--shadow);
    }

    .hero-panel::after {
      content: "";
      position: absolute;
      right: -60px;
      top: -80px;
      width: 250px;
      height: 250px;
      background: radial-gradient(circle, rgba(74,144,226,.15), transparent 68%);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 28px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      padding: 6px 11px;
      color: var(--primary-strong);
      background: var(--primary-soft);
      border: 1px solid #d4e9ff;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
    }

    .burst {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-left: 8px;
      padding: 3px 9px;
      transform: rotate(-3deg);
      color: #8a5200;
      background: #fff2dc;
      border: 1px solid #ffd8a2;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
    }

    h1 {
      margin: 0;
      font-size: clamp(32px, 5vw, 54px);
      line-height: 1.12;
      letter-spacing: -.045em;
      color: var(--text);
      max-width: 820px;
    }

    .hero-desc {
      max-width: 720px;
      margin: 18px 0 0;
      color: var(--muted);
      font-size: 17px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }

    .deadline {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
      color: var(--muted);
      font-size: 13px;
    }

    .deadline span {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 11px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--border);
    }

    .hero-visual {
      display: grid;
      gap: 14px;
    }

    .mini-dashboard {
      padding: 18px;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 22px;
      box-shadow: 0 18px 38px rgba(43, 87, 130, .10);
    }

    .dash-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 14px;
    }

    .dash-title {
      font-weight: 800;
    }

    .status-dot {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #2e8b77;
      font-size: 12px;
      font-weight: 700;
    }

    .status-dot::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--mint);
      box-shadow: 0 0 0 4px rgba(91, 192, 190, .15);
    }

    .dash-bars {
      display: grid;
      gap: 11px;
    }

    .bar-row {
      display: grid;
      grid-template-columns: 82px 1fr 46px;
      align-items: center;
      gap: 10px;
      color: var(--muted);
      font-size: 13px;
    }

    .bar-track {
      height: 10px;
      border-radius: 999px;
      overflow: hidden;
      background: #edf3fb;
    }

    .bar-fill {
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), #8ac2ff);
    }

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

    .stat-box {
      padding: 14px;
      border: 1px solid var(--border);
      border-radius: 18px;
      background: rgba(255,255,255,.82);
    }

    .stat-num {
      display: block;
      color: var(--primary-strong);
      font-size: 22px;
      font-weight: 800;
      line-height: 1.2;
    }

    .stat-label {
      color: var(--muted);
      font-size: 12px;
    }

    .section {
      padding: 36px 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 22px;
    }

    .section-kicker {
      color: var(--primary-strong);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: .08em;
    }

    .section-title {
      margin: 4px 0 0;
      font-size: clamp(24px, 3.2vw, 36px);
      line-height: 1.22;
      letter-spacing: -.035em;
    }

    .section-desc {
      max-width: 570px;
      margin: 0;
      color: var(--muted);
    }

    .filter-toolbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 14px;
      padding: 14px;
      margin-bottom: 18px;
      border: 1px solid var(--border);
      border-radius: 20px;
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 28px rgba(43, 87, 130, .06);
    }

    .toolbar-left {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 9px;
    }

    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 30px;
      padding: 5px 11px;
      border-radius: 999px;
      color: var(--muted);
      background: #fff;
      border: 1px solid var(--border);
      font-size: 13px;
      font-weight: 650;
      transition: var(--ease);
    }

    .chip:hover,
    .chip.is-selected {
      color: var(--primary-strong);
      border-color: #b9dafb;
      background: var(--primary-soft);
    }

    .sort-select {
      height: 40px;
      min-width: 132px;
      padding: 0 36px 0 12px;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--muted);
      background: #fff;
      outline: none;
    }

    .directory-layout {
      display: grid;
      grid-template-columns: 288px 1fr;
      gap: 22px;
      align-items: start;
    }

    .filter-sidebar {
      position: sticky;
      top: calc(var(--header-h) + 18px);
      padding: 18px;
      border: 1px solid var(--border);
      border-radius: 22px;
      background: rgba(255,255,255,.88);
      box-shadow: var(--shadow);
    }

    .filter-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 14px;
      font-weight: 800;
    }

    .filter-title small {
      color: var(--light);
      font-weight: 700;
    }

    .filter-group {
      padding: 16px 0;
      border-top: 1px solid var(--border);
    }

    .filter-group:first-of-type {
      border-top: 0;
      padding-top: 0;
    }

    .filter-label {
      margin-bottom: 10px;
      color: var(--text);
      font-size: 14px;
      font-weight: 800;
    }

    .check-list {
      display: grid;
      gap: 9px;
    }

    .check-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      padding: 9px 10px;
      border: 1px solid transparent;
      border-radius: 13px;
      color: var(--muted);
      background: #f8fbff;
      font-size: 14px;
    }

    .check-item:hover,
    .check-item.active {
      color: var(--primary-strong);
      background: var(--primary-soft);
      border-color: #cae3ff;
    }

    .check-left {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .fake-check {
      width: 16px;
      height: 16px;
      border: 1px solid var(--border-strong);
      border-radius: 5px;
      background: #fff;
    }

    .check-item.active .fake-check {
      border-color: var(--primary);
      background: var(--primary);
      box-shadow: inset 0 0 0 3px #fff;
    }

    .count {
      color: var(--light);
      font-size: 12px;
      font-weight: 700;
    }

    .state-card {
      margin-top: 14px;
      padding: 14px;
      border: 1px dashed #b9dafb;
      border-radius: 18px;
      background: #f5fbff;
    }

    .state-card strong {
      display: block;
      margin-bottom: 5px;
      font-size: 14px;
    }

    .state-card p {
      margin: 0;
      color: var(--muted);
      font-size: 13px;
    }

    .result-list {
      display: grid;
      gap: 16px;
    }

    .result-card {
      display: grid;
      grid-template-columns: 158px 1fr auto;
      gap: 18px;
      padding: 16px;
      border: 1px solid var(--border);
      border-radius: 22px;
      background: rgba(255,255,255,.9);
      box-shadow: 0 12px 32px rgba(43, 87, 130, .07);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .result-card:hover {
      transform: translateY(-3px);
      border-color: var(--border-strong);
      box-shadow: var(--shadow-hover);
    }

    .thumb {
      min-height: 124px;
      border-radius: 18px;
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(74,144,226,.16), rgba(91,192,190,.12)),
        #f2f8ff;
      border: 1px solid #dbeafa;
      position: relative;
    }

    .thumb::before,
    .thumb::after {
      content: "";
      position: absolute;
      border-radius: 999px;
      background: rgba(255,255,255,.72);
    }

    .thumb::before {
      width: 96px;
      height: 96px;
      right: -24px;
      top: -24px;
    }

    .thumb::after {
      width: 58px;
      height: 58px;
      left: 18px;
      bottom: 18px;
    }

    .thumb-label {
      position: absolute;
      left: 14px;
      top: 14px;
      z-index: 1;
      padding: 5px 9px;
      color: var(--primary-strong);
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(219,231,245,.92);
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
    }

    .result-main h2,
    .result-main h3 {
      margin: 0 0 8px;
      font-size: 20px;
      line-height: 1.35;
      letter-spacing: -.02em;
    }

    .result-main p {
      margin: 0 0 12px;
      color: var(--muted);
      font-size: 14px;
    }

    .meta-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      color: var(--light);
      font-size: 12px;
      font-weight: 650;
    }

    .meta-row span {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      padding: 4px 8px;
      border-radius: 999px;
      background: var(--surface-blue);
      border: 1px solid var(--border);
    }

    .result-action {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: flex-end;
      gap: 10px;
      min-width: 128px;
    }

    .heat {
      color: var(--accent);
      font-size: 13px;
      font-weight: 800;
    }

    .load-more {
      display: flex;
      justify-content: center;
      margin-top: 22px;
    }

    .skeleton-wrap {
      display: grid;
      gap: 12px;
      margin-top: 16px;
      padding: 14px;
      border: 1px solid var(--border);
      border-radius: 20px;
      background: rgba(255,255,255,.62);
    }

    .skeleton-line {
      height: 12px;
      border-radius: 999px;
      background: linear-gradient(90deg, #edf3fb, #f8fbff, #edf3fb);
      background-size: 200% 100%;
      animation: shimmer 1.7s infinite linear;
    }

    .skeleton-line:nth-child(2) {
      width: 76%;
    }

    .skeleton-line:nth-child(3) {
      width: 52%;
    }

    @keyframes shimmer {
      0% { background-position: 200% 0; }
      100% { background-position: -200% 0; }
    }

    .compare-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
    }

    .wide-card,
    .side-card,
    .process-card,
    .faq-card,
    .cta-panel {
      border: 1px solid var(--border);
      border-radius: 24px;
      background: rgba(255,255,255,.88);
      box-shadow: var(--shadow);
    }

    .wide-card {
      padding: 24px;
    }

    .side-card {
      padding: 22px;
      background: linear-gradient(180deg, #ffffff, #f5fbff);
    }

    .compare-list {
      display: grid;
      gap: 12px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
    }

    .compare-list li {
      display: grid;
      grid-template-columns: 26px 1fr;
      gap: 10px;
      color: var(--muted);
    }

    .mark {
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--primary-strong);
      background: var(--primary-soft);
      font-size: 13px;
      font-weight: 900;
    }

    .mini-table {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .table-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      padding: 12px;
      border-radius: 16px;
      background: #fff;
      border: 1px solid var(--border);
      color: var(--muted);
      font-size: 14px;
    }

    .table-row strong {
      color: var(--text);
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .process-card {
      padding: 20px;
      transition: var(--ease);
    }

    .process-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
    }

    .step-num {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      border-radius: 14px;
      color: #fff;
      background: var(--primary);
      font-weight: 800;
      box-shadow: 0 10px 20px rgba(74,144,226,.22);
    }

    .process-card h3 {
      margin: 0 0 8px;
      font-size: 17px;
    }

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

    .faq-wrap {
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 24px;
      align-items: start;
    }

    .faq-card {
      overflow: hidden;
    }

    .faq-item + .faq-item {
      border-top: 1px solid var(--border);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      color: var(--text);
      font-weight: 800;
      text-align: left;
    }

    .faq-arrow {
      width: 28px;
      height: 28px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--primary);
      background: var(--primary-soft);
      transition: transform var(--ease);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height .28s ease;
    }

    .faq-answer p {
      margin: 0;
      padding: 0 20px 18px;
      color: var(--muted);
    }

    .faq-item.is-open .faq-answer {
      max-height: 180px;
    }

    .faq-item.is-open .faq-arrow {
      transform: rotate(180deg);
    }

    .cta-panel {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 22px;
      align-items: center;
      padding: 30px;
      background:
        radial-gradient(circle at 95% 0%, rgba(74,144,226,.15), transparent 32%),
        linear-gradient(135deg, #ffffff, #eef7ff);
    }

    .cta-panel h2 {
      margin: 0 0 8px;
      font-size: clamp(24px, 3vw, 34px);
      line-height: 1.25;
      letter-spacing: -.035em;
    }

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

    footer {
      padding: 58px 0 28px;
      background: rgba(255,255,255,.78);
      border-top: 1px solid var(--border);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .8fr .8fr .8fr;
      gap: 30px;
      align-items: start;
    }

    .footer-brand p {
      margin: 14px 0 16px;
      color: var(--muted);
      font-size: 14px;
      max-width: 410px;
    }

    .footer-title {
      margin: 0 0 12px;
      font-size: 15px;
    }

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

    .footer-links a {
      color: var(--muted);
      font-size: 14px;
    }

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

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      margin-top: 32px;
      padding-top: 20px;
      border-top: 1px solid var(--border);
      color: var(--light);
      font-size: 13px;
    }

    @media (max-width: 1120px) {
      .header-inner {
        grid-template-columns: 1fr auto;
      }

      .nav-links,
      .header-actions .command-search,
      .header-actions .btn-primary {
        display: none;
      }

      .mobile-toggle {
        display: grid;
      }

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

      .directory-layout {
        grid-template-columns: 250px 1fr;
      }

      .result-card {
        grid-template-columns: 130px 1fr;
      }

      .result-action {
        grid-column: 1 / -1;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
      }

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

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

      .mobile-drawer {
        position: fixed;
        inset: var(--header-h) 16px auto;
        z-index: 60;
        display: block;
        padding: 16px;
        border: 1px solid var(--border);
        border-radius: 22px;
        background: rgba(255,255,255,.96);
        box-shadow: var(--shadow-hover);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-12px);
        transition: var(--ease);
      }

      .mobile-drawer.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
      }

      .mobile-drawer .nav-links {
        display: grid;
        justify-content: stretch;
        background: transparent;
        border: 0;
        padding: 10px 0;
      }

      .mobile-drawer .nav-link {
        justify-content: center;
      }

      .mobile-drawer .command-search {
        display: block;
        width: 100%;
      }

      .mobile-drawer .btn {
        width: 100%;
        margin-top: 10px;
      }
    }

    @media (max-width: 860px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .page-hero {
        padding-top: 34px;
      }

      .hero-panel {
        padding: 24px;
      }

      .filter-toolbar {
        align-items: stretch;
        flex-direction: column;
      }

      .toolbar-left,
      .chip-row {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 2px;
      }

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

      .filter-sidebar {
        position: relative;
        top: 0;
      }

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

      .thumb {
        min-height: 160px;
      }

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

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

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

    @media (max-width: 560px) {
      :root {
        --header-h: 68px;
      }

      .header-inner {
        height: var(--header-h);
        gap: 10px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 12px;
      }

      .brand-text {
        max-width: 210px;
        font-size: 14px;
      }

      .icon-btn {
        width: 38px;
        height: 38px;
      }

      .hero-panel {
        padding: 20px;
        border-radius: 20px;
      }

      h1 {
        font-size: 31px;
      }

      .hero-desc {
        font-size: 15px;
      }

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

      .bar-row {
        grid-template-columns: 72px 1fr 40px;
      }

      .result-action {
        align-items: stretch;
        flex-direction: column;
      }

      .result-action .btn {
        width: 100%;
      }

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

      .cta-panel {
        padding: 22px;
      }

      .cta-panel .btn {
        width: 100%;
      }

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