/* roulang page: index */
:root{
      --bg: #f4f5f1;
      --bg-soft: #ece9e2;
      --surface: #ffffff;
      --surface-2: #f8f7f3;
      --surface-3: #eef2ee;
      --dark: #101114;
      --dark-2: #17191f;
      --dark-3: #20242c;
      --text: #15171b;
      --muted: #5b6270;
      --muted-2: #7c818c;
      --line: #d8d8cf;
      --line-dark: #2d313a;
      --accent: #18d6a3;
      --accent-2: #22c7b8;
      --warm: #f4b740;
      --warm-2: #ffd36b;
      --danger: #e85d5d;
      --shadow: 0 18px 40px rgba(16,17,20,.12);
      --shadow-soft: 0 10px 24px rgba(16,17,20,.08);
      --shadow-dark: 0 22px 60px rgba(0,0,0,.25);
      --radius-lg: 26px;
      --radius-md: 18px;
      --radius-sm: 12px;
      --container: 1220px;
      --transition: 220ms cubic-bezier(.2,.7,.25,1);
    }
    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(24,214,163,.08), transparent 28%),
        radial-gradient(circle at top right, rgba(244,183,64,.10), transparent 24%),
        var(--bg);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Segoe UI",sans-serif;
      line-height:1.8;
      overflow-x:hidden;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    img{ max-width:100%; display:block; }
    a{ color:inherit; text-decoration:none; }
    button, input, select, textarea{
      font:inherit;
    }
    button{
      border:0;
      background:none;
      padding:0;
    }
    ::selection{ background:rgba(24,214,163,.2); color:#101114; }
    :focus-visible{
      outline:3px solid rgba(24,214,163,.35);
      outline-offset:2px;
    }

    .container{
      width:min(var(--container), calc(100% - 48px));
      margin:0 auto;
    }
    .site-shell{ min-height:100vh; }

    .topbar{
      background:linear-gradient(90deg, #14161b, #1b1e25 55%, #14161b);
      color:#d7dbe2;
      font-size:13px;
      letter-spacing:.2px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .topbar .container{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:10px 0;
      flex-wrap:wrap;
    }
    .topbar strong{
      color:#fff;
      font-weight:700;
    }
    .topbar .note{
      display:flex;
      align-items:center;
      gap:10px;
      color:#b4bac6;
    }
    .topbar .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(24,214,163,.12);
      flex:0 0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:blur(16px);
      background:rgba(16,17,20,.44);
      border-bottom:1px solid rgba(255,255,255,.08);
      transition:background var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .site-header.scrolled{
      background:rgba(16,17,20,.96);
      box-shadow:0 12px 34px rgba(0,0,0,.18);
      border-bottom-color:rgba(255,255,255,.04);
    }
    .header-inner{
      display:flex;
      align-items:center;
      gap:18px;
      padding:16px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:14px;
      min-width:0;
      color:#fff;
      flex:0 0 auto;
    }
    .brand-mark{
      width:46px;
      height:46px;
      border-radius:16px;
      background:
        linear-gradient(160deg, rgba(24,214,163,.95), rgba(34,199,184,.72)),
        #0f1116;
      color:#0d1115;
      display:grid;
      place-items:center;
      font-weight:900;
      letter-spacing:.8px;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.18), 0 12px 26px rgba(24,214,163,.18);
      position:relative;
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:7px;
      border-radius:11px;
      border:1px solid rgba(16,17,20,.18);
      pointer-events:none;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      min-width:0;
      line-height:1.1;
    }
    .brand-text strong{
      font-size:16px;
      font-weight:800;
      letter-spacing:.2px;
      color:#fff;
      white-space:nowrap;
    }
    .brand-text small{
      margin-top:5px;
      color:#b7bdc8;
      font-size:12px;
      letter-spacing:.3px;
      white-space:nowrap;
    }

    .menu-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 16px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:#fff;
      border:1px solid rgba(255,255,255,.1);
      margin-left:auto;
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .menu-toggle:hover{
      transform:translateY(-1px);
      background:rgba(255,255,255,.12);
    }
    .menu-toggle span{
      width:16px;
      height:2px;
      background:#fff;
      position:relative;
      border-radius:4px;
      display:inline-block;
    }
    .menu-toggle span::before,
    .menu-toggle span::after{
      content:"";
      position:absolute;
      left:0;
      width:16px;
      height:2px;
      background:#fff;
      border-radius:4px;
    }
    .menu-toggle span::before{ top:-5px; }
    .menu-toggle span::after{ top:5px; }

    .site-nav{
      display:flex;
      align-items:center;
      gap:6px;
      margin-left:auto;
    }
    .nav-link{
      color:#d5dae3;
      font-size:14px;
      padding:12px 16px;
      border-radius:999px;
      transition:background var(--transition), color var(--transition), transform var(--transition);
      position:relative;
      white-space:nowrap;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:#fff;
      background:rgba(24,214,163,.12);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#0f1714;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 10px 22px rgba(24,214,163,.24);
      font-weight:700;
    }
    .nav-link.active::after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:7px;
      height:2px;
      border-radius:999px;
      background:rgba(16,17,20,.4);
      opacity:.35;
    }

    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
      margin-left:10px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      font-size:14px;
      letter-spacing:.2px;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition), color var(--transition);
      white-space:nowrap;
      cursor:pointer;
    }
    .btn:hover,
    .btn:focus-visible{
      transform:translateY(-2px);
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      color:#0e1413;
      box-shadow:0 12px 24px rgba(24,214,163,.18);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      box-shadow:0 16px 30px rgba(24,214,163,.26);
      filter:saturate(1.04);
    }
    .btn-secondary{
      background:rgba(255,255,255,.06);
      color:#fff;
      border-color:rgba(255,255,255,.14);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      background:rgba(255,255,255,.11);
      border-color:rgba(255,255,255,.22);
    }
    .btn-light{
      background:#fff;
      color:#121419;
      border-color:#edf0eb;
      box-shadow:var(--shadow-soft);
    }
    .btn-light:hover,
    .btn-light:focus-visible{
      border-color:#d3d7cf;
      box-shadow:0 14px 28px rgba(16,17,20,.10);
    }
    .btn-ghost{
      background:transparent;
      color:var(--text);
      border-color:var(--line);
    }
    .btn-ghost:hover,
    .btn-ghost:focus-visible{
      background:rgba(24,214,163,.08);
      border-color:rgba(24,214,163,.32);
      color:#0f1816;
    }

    main{ display:block; }

    .hero{
      position:relative;
      color:#fff;
      background:
        linear-gradient(180deg, rgba(16,17,20,.74), rgba(16,17,20,.8)),
        url('/assets/images/backpic/back-2.webp');
      background-size:cover;
      background-position:center;
      padding:72px 0 30px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 15% 20%, rgba(24,214,163,.20), transparent 18%),
        radial-gradient(circle at 85% 8%, rgba(244,183,64,.14), transparent 16%),
        linear-gradient(120deg, transparent 0 24%, rgba(255,255,255,.03) 24% 25%, transparent 25% 48%, rgba(255,255,255,.04) 48% 49%, transparent 49% 100%);
      pointer-events:none;
      mix-blend-mode:screen;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:28px;
      align-items:stretch;
      padding:22px 0 30px;
    }
    .hero-copy{
      background:linear-gradient(180deg, rgba(16,17,20,.52), rgba(16,17,20,.26));
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-lg);
      padding:34px 34px 30px;
      box-shadow:var(--shadow-dark);
      backdrop-filter:blur(10px);
      position:relative;
      overflow:hidden;
    }
    .hero-copy::after{
      content:"";
      position:absolute;
      right:-38px;
      top:18px;
      width:160px;
      height:160px;
      border-radius:42px;
      border:1px solid rgba(24,214,163,.2);
      transform:rotate(26deg);
      background:linear-gradient(180deg, rgba(24,214,163,.06), transparent);
      pointer-events:none;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:#e6e9ef;
      padding:8px 14px;
      font-size:13px;
      font-weight:700;
      letter-spacing:.25px;
      border:1px solid rgba(255,255,255,.12);
    }
    .eyebrow .spark{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(24,214,163,.14);
    }
    .hero h1{
      margin:18px 0 14px;
      font-size:clamp(32px, 5vw, 58px);
      line-height:1.12;
      letter-spacing:-.8px;
      max-width:11ch;
    }
    .hero-sub{
      color:#d5dae4;
      font-size:17px;
      line-height:1.85;
      max-width:40em;
      margin:0 0 22px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:0 0 22px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:36px;
      padding:0 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      letter-spacing:.15px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
      color:#edf0f6;
    }
    .tag::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(24,214,163,.16);
      flex:0 0 auto;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin:0 0 22px;
    }
    .hero-actions .btn{
      min-width:152px;
    }
    .hero-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:10px 18px;
      color:#dfe4ee;
      font-size:14px;
    }
    .hero-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      min-width:0;
    }
    .hero-list li::before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      margin-top:9px;
      background:linear-gradient(135deg, var(--accent), var(--warm-2));
      box-shadow:0 0 0 4px rgba(24,214,163,.12);
      flex:0 0 auto;
    }

    .hero-panel{
      display:flex;
      flex-direction:column;
      gap:16px;
    }
    .panel-card{
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-lg);
      padding:22px;
      box-shadow:var(--shadow-dark);
      backdrop-filter:blur(10px);
      overflow:hidden;
      position:relative;
    }
    .panel-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(24,214,163,.06), transparent 42%, rgba(244,183,64,.06));
      pointer-events:none;
    }
    .panel-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#bfeee3;
      font-size:12px;
      font-weight:800;
      letter-spacing:.18em;
      text-transform:uppercase;
    }
    .panel-label::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
    }
    .panel-title{
      margin:10px 0 8px;
      font-size:22px;
      line-height:1.28;
      color:#fff;
    }
    .panel-desc{
      margin:0;
      color:#d6dbe4;
      font-size:14px;
      line-height:1.75;
    }
    .panel-status{
      margin-top:16px;
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:10px;
    }
    .status-pill{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      border-radius:16px;
      padding:12px 12px 11px;
      color:#e9edf4;
      font-size:13px;
      line-height:1.4;
      min-height:72px;
    }
    .status-pill strong{
      display:block;
      margin-bottom:6px;
      color:#fff;
      font-size:15px;
    }
    .hero-mosaic{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .visual-tile{
      position:relative;
      min-height:170px;
      border-radius:22px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      background:#1a1d24;
      box-shadow:var(--shadow-dark);
    }
    .visual-tile img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(1.02) contrast(1.02);
      transform:scale(1.02);
    }
    .visual-tile::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 0%, rgba(16,17,20,.08) 22%, rgba(16,17,20,.72) 100%);
    }
    .tile-caption{
      position:absolute;
      left:14px;
      right:14px;
      bottom:14px;
      z-index:1;
      color:#fff;
    }
    .tile-caption span{
      display:inline-flex;
      align-items:center;
      gap:6px;
      font-size:12px;
      color:#bfeee3;
      margin-bottom:4px;
    }
    .tile-caption strong{
      display:block;
      font-size:15px;
      line-height:1.35;
    }
    .hero-strip{
      margin-top:18px;
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:12px;
      position:relative;
    }
    .strip-item{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      color:#eef2f8;
      border-radius:18px;
      padding:14px 16px;
      font-size:13px;
      line-height:1.5;
      min-height:76px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .strip-item strong{
      color:#fff;
      font-size:14px;
      margin-bottom:4px;
    }
    .strip-item .mark{
      color:var(--warm-2);
      font-weight:800;
    }

    .section{
      padding:92px 0;
      position:relative;
    }
    .section.tight{
      padding:70px 0;
    }
    .section.soft{
      background:linear-gradient(180deg, rgba(255,255,255,.45), rgba(255,255,255,.86));
    }
    .section.dark-band{
      color:#eef2f8;
      background:
        linear-gradient(160deg, rgba(16,17,20,.92), rgba(18,20,25,.96)),
        url('/assets/images/backpic/back-3.webp');
      background-size:cover;
      background-position:center;
    }
    .section.dark-band::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(24,214,163,.09), transparent 48%),
        linear-gradient(180deg, transparent, rgba(16,17,20,.38));
      pointer-events:none;
    }

    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:28px;
    }
    .section-head .text{
      max-width:760px;
    }
    .section-tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:12px;
      font-weight:800;
      letter-spacing:.18em;
      color:#118a69;
      text-transform:uppercase;
      margin-bottom:10px;
    }
    .section-tag::before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(24,214,163,.12);
      flex:0 0 auto;
    }
    .dark-band .section-tag{
      color:#92e9cf;
    }
    .dark-band .section-tag::before{
      background:var(--accent);
    }
    .section h2{
      margin:0;
      font-size:clamp(28px, 4vw, 42px);
      line-height:1.18;
      letter-spacing:-.5px;
    }
    .section-sub{
      margin:12px 0 0;
      color:var(--muted);
      font-size:16px;
      line-height:1.9;
      max-width:54em;
    }
    .dark-band .section-sub{
      color:#cdd4df;
    }

    .grid-two{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:22px;
    }
    .grid-three{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:20px;
    }
    .grid-four{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:18px;
    }

    .card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
    }
    .card:hover{
      transform:translateY(-4px);
      box-shadow:0 18px 38px rgba(16,17,20,.12);
      border-color:#c9d0c5;
    }
    .card-dark{
      background:linear-gradient(180deg, #16181d, #111318);
      border:1px solid rgba(255,255,255,.08);
      color:#eef2f8;
      box-shadow:var(--shadow-dark);
    }
    .card-dark:hover{
      border-color:rgba(24,214,163,.26);
      box-shadow:0 18px 42px rgba(0,0,0,.28);
    }
    .card-body{
      padding:24px;
    }
    .card-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      margin-bottom:14px;
    }
    .card h3{
      margin:0;
      font-size:20px;
      line-height:1.35;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.82;
    }
    .card-dark p{ color:#c8cfda; }
    .meta{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:12px;
      font-weight:700;
      color:#6b7280;
      margin-bottom:12px;
      flex-wrap:wrap;
    }
    .card-dark .meta{ color:#9fb9b0; }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:30px;
      padding:0 10px;
      border-radius:999px;
      border:1px solid transparent;
      font-size:12px;
      font-weight:700;
      letter-spacing:.1px;
      white-space:nowrap;
    }
    .badge-accent{
      background:rgba(24,214,163,.12);
      color:#0e6f55;
      border-color:rgba(24,214,163,.18);
    }
    .badge-dark{
      background:rgba(255,255,255,.08);
      color:#e7eef8;
      border-color:rgba(255,255,255,.12);
    }
    .badge-warm{
      background:rgba(244,183,64,.14);
      color:#8b5a00;
      border-color:rgba(244,183,64,.18);
    }
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }

    .step-layout{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
      align-items:start;
    }
    .steps{
      display:grid;
      gap:14px;
    }
    .step{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:22px;
      padding:18px 18px 18px 20px;
      display:flex;
      gap:16px;
      align-items:flex-start;
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .step:hover{
      transform:translateY(-2px);
      border-color:#cbd3c5;
      box-shadow:0 16px 30px rgba(16,17,20,.10);
    }
    .step-index{
      width:40px;
      height:40px;
      border-radius:14px;
      background:linear-gradient(135deg, rgba(24,214,163,.15), rgba(34,199,184,.12));
      color:#0d6e53;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      font-weight:900;
      border:1px solid rgba(24,214,163,.24);
    }
    .step-content h3{
      margin:0 0 6px;
      font-size:18px;
      line-height:1.3;
    }
    .step-content p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }
    .check-card{
      background:linear-gradient(180deg, #17191f, #121419);
      color:#edf2f9;
      border:1px solid rgba(255,255,255,.08);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-dark);
      padding:24px;
      position:sticky;
      top:108px;
    }
    .check-card h3{
      margin:0 0 10px;
      font-size:22px;
      line-height:1.25;
    }
    .check-card p{
      margin:0 0 18px;
      color:#c8cfda;
      font-size:15px;
      line-height:1.8;
    }
    .checklist{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .checklist li{
      position:relative;
      padding-left:26px;
      color:#e7edf6;
      font-size:14px;
      line-height:1.75;
    }
    .checklist li::before{
      content:"";
      position:absolute;
      left:0;
      top:.58em;
      width:14px;
      height:14px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--accent), var(--warm-2));
      box-shadow:0 0 0 4px rgba(24,214,163,.12);
    }
    .check-card .btn{
      margin-top:18px;
      width:100%;
    }

    .feature-strip{
      margin-top:28px;
      border-top:1px solid rgba(255,255,255,.08);
      padding-top:18px;
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .feature-stat{
      border-radius:18px;
      padding:16px 16px 15px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      min-height:110px;
    }
    .feature-stat .num{
      display:block;
      color:#92e9cf;
      font-size:28px;
      font-weight:900;
      line-height:1;
      margin-bottom:8px;
      letter-spacing:-.6px;
    }
    .feature-stat strong{
      display:block;
      font-size:15px;
      color:#fff;
      margin-bottom:4px;
    }
    .feature-stat span{
      color:#c8cfda;
      font-size:13px;
      line-height:1.65;
    }

    .hub-layout{
      display:grid;
      grid-template-columns:.96fr 1.04fr;
      gap:24px;
      align-items:start;
    }
    .hub-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
    }
    .hub-media{
      position:relative;
      min-height:300px;
      background:#e6ebe3;
    }
    .hub-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .hub-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 12%, rgba(16,17,20,.76) 100%);
      pointer-events:none;
    }
    .hub-media .overlay{
      position:absolute;
      left:22px;
      right:22px;
      bottom:20px;
      z-index:1;
      color:#fff;
    }
    .hub-media .overlay .badge{
      margin-bottom:10px;
    }
    .hub-media .overlay h3{
      margin:0 0 8px;
      font-size:24px;
      line-height:1.28;
    }
    .hub-media .overlay p{
      margin:0;
      color:#dbe1eb;
      font-size:15px;
      line-height:1.8;
      max-width:40em;
    }
    .hub-body{
      padding:24px;
    }
    .mini-list{
      margin:18px 0 0;
      list-style:none;
      padding:0;
      display:grid;
      gap:12px;
    }
    .mini-list li{
      padding:14px 14px 14px 16px;
      background:var(--surface-2);
      border:1px solid var(--line);
      border-radius:18px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
    }
    .mini-list strong{
      display:block;
      font-size:15px;
      margin-bottom:4px;
      line-height:1.35;
    }
    .mini-list span{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .mini-list a{
      flex:0 0 auto;
      align-self:center;
      color:#0f7b5f;
      font-weight:800;
      font-size:13px;
      white-space:nowrap;
    }

    .notice-banner{
      background:
        linear-gradient(135deg, rgba(16,17,20,.94), rgba(30,33,40,.96)),
        url('/assets/images/backpic/back-3.webp');
      background-size:cover;
      background-position:center;
      color:#eef3f8;
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
      padding:54px 0;
      position:relative;
    }
    .notice-banner::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(110deg, rgba(24,214,163,.10), transparent 40%),
        radial-gradient(circle at 80% 25%, rgba(244,183,64,.12), transparent 18%);
      pointer-events:none;
    }
    .notice-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
      align-items:center;
    }
    .notice-grid h2{
      margin:0 0 12px;
      font-size:clamp(28px, 4vw, 40px);
      line-height:1.15;
    }
    .notice-grid p{
      margin:0;
      color:#c9d0db;
      font-size:16px;
      line-height:1.9;
      max-width:38em;
    }
    .notice-box{
      border-radius:24px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.10);
      padding:24px;
    }
    .notice-box ul{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .notice-box li{
      position:relative;
      padding-left:26px;
      color:#edf2f8;
      font-size:14px;
      line-height:1.8;
    }
    .notice-box li::before{
      content:"";
      position:absolute;
      left:0;
      top:.62em;
      width:13px;
      height:13px;
      border-radius:4px;
      background:linear-gradient(135deg, var(--accent), var(--warm-2));
      transform:rotate(16deg);
    }

    .article-layout{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
      align-items:start;
    }
    .featured-article{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      min-height:340px;
    }
    .featured-article .cover{
      position:relative;
      min-height:100%;
      background:#e7ece5;
    }
    .featured-article .cover img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .featured-article .cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent, rgba(16,17,20,.20) 30%, rgba(16,17,20,.48));
      pointer-events:none;
    }
    .featured-article .content{
      padding:28px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:18px;
    }
    .featured-article h3{
      margin:10px 0 10px;
      font-size:25px;
      line-height:1.25;
    }
    .featured-article p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.9;
    }
    .article-list{
      display:grid;
      gap:14px;
    }
    .article-item{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:20px;
      padding:18px 18px 17px;
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .article-item:hover{
      transform:translateY(-3px);
      border-color:#cbd3c5;
      box-shadow:0 16px 32px rgba(16,17,20,.10);
    }
    .article-item .meta{
      margin-bottom:10px;
    }
    .article-item h4{
      margin:0 0 8px;
      font-size:17px;
      line-height:1.42;
    }
    .article-item p{
      margin:0 0 12px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }

    .faq-wrap{
      max-width:920px;
    }
    .faq{
      display:grid;
      gap:12px;
    }
    .faq details{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:border-color var(--transition), transform var(--transition);
    }
    .faq details[open]{
      border-color:rgba(24,214,163,.30);
    }
    .faq summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px 18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      font-weight:800;
      font-size:17px;
      line-height:1.45;
      user-select:none;
    }
    .faq summary::-webkit-details-marker{ display:none; }
    .faq summary::after{
      content:"+";
      width:34px;
      height:34px;
      border-radius:12px;
      display:grid;
      place-items:center;
      background:rgba(24,214,163,.10);
      color:#0d7a5d;
      border:1px solid rgba(24,214,163,.18);
      flex:0 0 auto;
      transition:transform var(--transition), background var(--transition), color var(--transition);
    }
    .faq details[open] summary::after{
      content:"−";
      transform:rotate(180deg);
      background:rgba(24,214,163,.16);
    }
    .faq .answer{
      padding:0 20px 20px;
      color:var(--muted);
      font-size:15px;
      line-height:1.9;
      border-top:1px solid rgba(216,216,207,.8);
      background:linear-gradient(180deg, rgba(24,214,163,.04), rgba(24,214,163,.01));
    }
    .faq .answer p{
      margin:16px 0 0;
    }

    .form-layout{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:start;
    }
    .form-card,
    .side-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .form-card{
      padding:26px;
    }
    .side-card{
      padding:24px;
      position:sticky;
      top:108px;
    }
    .side-card h3,
    .form-card h3{
      margin:0 0 10px;
      font-size:22px;
      line-height:1.28;
    }
    .side-card p,
    .form-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.86;
    }
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:16px;
      margin-top:20px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field.full{
      grid-column:1 / -1;
    }
    .field label{
      font-size:13px;
      font-weight:800;
      color:#404655;
      letter-spacing:.04em;
    }
    .field input,
    .field select,
    .field textarea{
      width:100%;
      border-radius:18px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--text);
      padding:14px 16px;
      transition:border-color var(--transition), box-shadow var(--transition), transform var(--transition), background var(--transition);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
    }
    .field textarea{
      min-height:140px;
      resize:vertical;
    }
    .field input::placeholder,
    .field textarea::placeholder{
      color:#8a909b;
    }
    .field input:focus,
    .field select:focus,
    .field textarea:focus{
      border-color:rgba(24,214,163,.55);
      box-shadow:0 0 0 4px rgba(24,214,163,.12);
      outline:none;
    }
    .form-note{
      margin-top:14px;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:18px;
    }
    .form-actions .btn{
      min-width:150px;
    }
    .side-list{
      list-style:none;
      margin:18px 0 0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .side-list li{
      padding:13px 14px;
      border-radius:16px;
      background:var(--surface-2);
      border:1px solid var(--line);
      color:#1b1f27;
      font-size:14px;
      line-height:1.7;
    }
    .side-tags{
      margin-top:16px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }

    .site-footer{
      background:#111318;
      color:#d6dbe5;
      padding:52px 0 34px;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .7fr .7fr;
      gap:26px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:14px;
      color:#fff;
      margin-bottom:14px;
    }
    .footer-brand .brand-mark{
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.18), 0 10px 22px rgba(24,214,163,.15);
    }
    .footer-grid h4{
      margin:0 0 14px;
      font-size:15px;
      color:#fff;
    }
    .footer-grid p{
      margin:0;
      color:#b7bcc7;
      font-size:14px;
      line-height:1.9;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#dbe1eb;
      font-size:14px;
      transition:color var(--transition), transform var(--transition);
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--accent);
      transform:translateX(2px);
    }
    .footer-bottom{
      margin-top:28px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      gap:16px;
      flex-wrap:wrap;
      justify-content:space-between;
      align-items:center;
      color:#98a0ad;
      font-size:13px;
      line-height:1.7;
    }
    .footer-bottom a{
      color:#d7dde7;
      font-weight:700;
    }

    .content-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#0f7b5f;
      font-weight:800;
      font-size:14px;
      margin-top:16px;
      transition:transform var(--transition), color var(--transition);
    }
    .content-link:hover,
    .content-link:focus-visible{
      color:#0a5c46;
      transform:translateX(2px);
    }
    .content-link::after{
      content:"→";
    }

    .screen-note{
      position:absolute;
      inset:auto 0 0;
      height:1px;
      overflow:hidden;
    }

    @media (max-width: 1120px){
      .hero-grid,
      .step-layout,
      .hub-layout,
      .article-layout,
      .form-layout,
      .notice-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .check-card,
      .side-card{
        position:relative;
        top:auto;
      }
      .hero-strip,
      .feature-strip,
      .grid-four{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .featured-article{
        grid-template-columns:1fr;
      }
    }

    @media (max-width: 960px){
      .menu-toggle{ display:inline-flex; margin-left:auto; }
      .site-nav{
        display:none;
        width:100%;
        order:4;
        margin:8px 0 0;
        padding:10px;
        border-radius:22px;
        background:rgba(16,17,20,.94);
        border:1px solid rgba(255,255,255,.08);
        flex-wrap:wrap;
      }
      .site-header.open .site-nav{ display:flex; }
      .header-inner{
        flex-wrap:wrap;
        align-items:center;
      }
      .header-actions{
        margin-left:auto;
      }
      .site-nav .nav-link{
        flex:1 1 180px;
        text-align:center;
      }
      .hero{
        padding-top:56px;
      }
      .hero-copy{
        padding:28px 24px 24px;
      }
      .hero-list{
        grid-template-columns:1fr;
      }
      .panel-status{
        grid-template-columns:1fr;
      }
      .feature-strip,
      .hero-strip{
        grid-template-columns:1fr;
      }
      .grid-three,
      .grid-four,
      .grid-two{
        grid-template-columns:1fr;
      }
      .form-grid{
        grid-template-columns:1fr;
      }
      .section{
        padding:70px 0;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .hero h1{
        max-width:none;
      }
      .hero-actions .btn,
      .form-actions .btn{
        width:100%;
      }
    }

    @media (max-width: 640px){
      .container{
        width:min(var(--container), calc(100% - 28px));
      }
      .topbar .container{
        padding:9px 0;
        gap:8px;
      }
      .brand-text strong{
        font-size:15px;
      }
      .brand-text small{
        font-size:11px;
      }
      .menu-toggle{
        min-height:42px;
        padding:0 14px;
      }
      .header-actions{
        width:100%;
      }
      .header-actions .btn{
        flex:1 1 0;
      }
      .hero{
        padding:42px 0 22px;
      }
      .hero-copy,
      .panel-card,
      .hub-body,
      .form-card,
      .side-card,
      .notice-box{
        padding:20px;
      }
      .hero h1{
        font-size:clamp(30px, 10vw, 40px);
      }
      .hero-sub,
      .section-sub,
      .notice-grid p{
        font-size:15px;
      }
      .visual-tile{
        min-height:148px;
      }
      .section{
        padding:58px 0;
      }
      .card-body{
        padding:20px;
      }
      .faq summary{
        font-size:16px;
        padding:16px 16px 16px 18px;
      }
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
    }

/* roulang page: category1 */
:root{
      --bg:#f6f7f5;
      --paper:#ffffff;
      --dark:#101114;
      --dark-2:#17191f;
      --dark-3:#22242b;
      --text:#20242a;
      --muted:#66707a;
      --soft:#eef2ef;
      --line:rgba(20,24,28,.12);
      --line-dark:rgba(255,255,255,.12);
      --primary:#18d6a3;
      --primary-2:#22c7b8;
      --primary-soft:rgba(24,214,163,.14);
      --amber:#f4b740;
      --danger:#e96d43;
      --radius-sm:12px;
      --radius:18px;
      --radius-lg:28px;
      --shadow:0 18px 45px rgba(17,24,39,.10);
      --shadow-soft:0 10px 25px rgba(17,24,39,.07);
      --container:1220px;
      --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
    }
    *{box-sizing:border-box;margin:0;padding:0;}
    html{scroll-behavior:smooth;}
    body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.75;font-size:16px;overflow-x:hidden;}
    a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;}
    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(24,214,163,.45);outline-offset:3px;}
    .container{width:min(calc(100% - 40px),var(--container));margin:0 auto;}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(16,17,20,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line-dark);}
    .header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
    .brand,.footer-brand{display:inline-flex;align-items:center;gap:12px;min-width:0;}
    .brand-mark{width:46px;height:46px;border-radius:15px;background:linear-gradient(145deg,#0d0f12,#22242b);border:1px solid rgba(24,214,163,.42);display:grid;place-items:center;color:var(--primary);font-weight:900;letter-spacing:.5px;box-shadow:inset 0 0 22px rgba(24,214,163,.10);position:relative;overflow:hidden;flex:0 0 auto;}
    .brand-mark:after{content:"";position:absolute;left:8px;right:8px;bottom:8px;height:2px;background:var(--primary);border-radius:999px;box-shadow:0 0 16px var(--primary);}
    .brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0;}
    .brand-text strong{color:#fff;font-size:17px;font-weight:850;white-space:nowrap;}
    .brand-text small{color:#aeb7bd;font-size:12px;margin-top:3px;white-space:nowrap;}
    .site-nav{display:flex;align-items:center;gap:8px;padding:6px;border:1px solid rgba(255,255,255,.08);border-radius:999px;background:rgba(255,255,255,.04);}
    .nav-link{color:#d9e0e3;font-size:14px;padding:10px 16px;border-radius:999px;line-height:1;}
    .nav-link:hover{color:#fff;background:rgba(255,255,255,.08);}
    .nav-link.active{background:var(--primary);color:#07110f;font-weight:800;box-shadow:0 8px 22px rgba(24,214,163,.22);}
    .header-actions{display:flex;align-items:center;gap:10px;}
    .header-cta{padding:11px 18px;border-radius:999px;background:rgba(24,214,163,.12);border:1px solid rgba(24,214,163,.35);color:#dffdf5;font-size:14px;font-weight:750;}
    .header-cta:hover{background:var(--primary);color:#07110f;transform:translateY(-2px);}
    .menu-toggle{display:none;width:46px;height:46px;border-radius:14px;border:1px solid rgba(255,255,255,.12);color:#fff;background:rgba(255,255,255,.06);align-items:center;justify-content:center;}
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{display:block;width:20px;height:2px;background:currentColor;border-radius:9px;position:relative;transition:.22s ease;}
    .menu-toggle span:before,.menu-toggle span:after{content:"";position:absolute;left:0;}
    .menu-toggle span:before{top:-7px;}.menu-toggle span:after{top:7px;}
    .menu-toggle.open span{background:transparent;}.menu-toggle.open span:before{top:0;transform:rotate(45deg);}.menu-toggle.open span:after{top:0;transform:rotate(-45deg);}
    main{background:var(--bg);}
    .banner{position:relative;isolation:isolate;color:#fff;background:var(--dark);overflow:hidden;}
    .banner:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(16,17,20,.92),rgba(16,17,20,.72)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;z-index:-2;}
    .banner:after{content:"";position:absolute;right:-120px;top:-80px;width:520px;height:260px;background:linear-gradient(135deg,rgba(24,214,163,.22),rgba(244,183,64,.12));transform:skewX(-18deg);border-radius:40px;z-index:-1;}
    .banner-inner{padding:82px 0 64px;display:grid;grid-template-columns:minmax(0,1.1fr) 370px;gap:48px;align-items:end;}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(24,214,163,.12);border:1px solid rgba(24,214,163,.28);color:#cffff2;font-size:13px;font-weight:750;}
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 16px var(--primary);}
    h1{margin-top:18px;font-size:clamp(32px,5vw,54px);line-height:1.14;letter-spacing:-1.6px;font-weight:900;max-width:850px;}
    .banner-lead{margin-top:18px;max-width:780px;color:#d4dcdf;font-size:18px;line-height:1.85;}
    .banner-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
    .pill{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:#eef5f2;font-size:13px;}
    .pill strong{color:var(--primary);}
    .notice-panel{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:22px;box-shadow:inset 0 1px 0 rgba(255,255,255,.08);}
    .notice-panel h2{font-size:20px;line-height:1.35;margin-bottom:12px;}
    .notice-list{display:grid;gap:12px;list-style:none;}
    .notice-list li{display:flex;gap:10px;color:#d8e2e1;font-size:14px;}
    .notice-list i{width:22px;height:22px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;background:rgba(24,214,163,.15);color:var(--primary);font-style:normal;font-size:12px;font-weight:900;}
    .section{padding:84px 0;}
    .section.compact{padding:56px 0;}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px;}
    .section-title{font-size:clamp(26px,3vw,38px);line-height:1.25;letter-spacing:-.8px;font-weight:900;color:#171b20;}
    .section-sub{max-width:620px;color:var(--muted);font-size:16px;}
    .breadcrumb-filter{background:#fff;border-bottom:1px solid var(--line);}
    .crumb-row{padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
    .breadcrumb{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;}
    .breadcrumb a:hover{color:#0f8e72;}
    .filter-tags{display:flex;gap:10px;flex-wrap:wrap;}
    .filter-tag{padding:8px 13px;border-radius:999px;background:var(--soft);border:1px solid transparent;color:#39424b;font-size:13px;font-weight:700;}
    .filter-tag:hover,.filter-tag.active{background:var(--dark-2);color:var(--primary);border-color:rgba(24,214,163,.35);transform:translateY(-1px);}
    .layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start;}
    .article-list{display:grid;gap:18px;}
    .article-card{display:grid;grid-template-columns:230px minmax(0,1fr);gap:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:16px;box-shadow:var(--shadow-soft);overflow:hidden;}
    .article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(24,214,163,.45);}
    .article-cover{min-height:160px;border-radius:20px;overflow:hidden;background:linear-gradient(135deg,#101114,#22c7b8);position:relative;}
    .article-cover img{width:100%;height:100%;object-fit:cover;filter:saturate(.98) contrast(1.02);}
    .article-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(16,17,20,.18));}
    .article-body{padding:6px 4px;display:flex;flex-direction:column;align-items:flex-start;}
    .tag{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:var(--primary-soft);color:#087b64;font-size:12px;font-weight:850;}
    .tag.amber{background:rgba(244,183,64,.16);color:#8a5e06;}
    .article-body h2{font-size:22px;line-height:1.38;margin:13px 0 8px;color:#161b20;}
    .article-body h2 a:hover{color:#0f9d7c;}
    .article-body p{color:#5d6872;line-height:1.82;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
    .article-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:auto;padding-top:18px;color:#77828b;font-size:13px;}
    .read-link{margin-left:auto;color:#0b8068;font-weight:850;}
    .read-link:hover{color:#055b4b;transform:translateX(3px);}
    .sidebar{display:grid;gap:18px;position:sticky;top:96px;}
    .side-card{border-radius:var(--radius-lg);padding:22px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft);}
    .side-card.dark{background:linear-gradient(145deg,#111216,#22242b);color:#fff;border-color:rgba(255,255,255,.10);position:relative;overflow:hidden;}
    .side-card.dark:after{content:"";position:absolute;right:-70px;bottom:-70px;width:170px;height:170px;border-radius:50%;background:rgba(24,214,163,.18);}
    .side-card h3{font-size:19px;margin-bottom:12px;line-height:1.35;position:relative;z-index:1;}
    .side-card p{color:#69747d;font-size:14px;position:relative;z-index:1;}
    .side-card.dark p{color:#c8d3d5;}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:999px;font-weight:850;border:1px solid transparent;line-height:1.2;}
    .btn-primary{background:var(--primary);color:#07110f;box-shadow:0 12px 28px rgba(24,214,163,.25);}
    .btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 34px rgba(24,214,163,.32);}
    .btn-ghost{background:#fff;border-color:var(--line);color:#1f272c;}
    .btn-ghost:hover{border-color:rgba(24,214,163,.55);color:#0b8068;transform:translateY(-2px);}
    .side-card .btn{margin-top:18px;position:relative;z-index:1;width:100%;}
    .rank-list{list-style:none;display:grid;gap:12px;margin-top:8px;}
    .rank-list li{display:grid;grid-template-columns:28px 1fr;gap:10px;align-items:start;padding-bottom:12px;border-bottom:1px solid var(--line);}
    .rank-list li:last-child{border-bottom:0;padding-bottom:0;}
    .rank-list b{width:28px;height:28px;border-radius:10px;background:var(--dark-2);color:var(--primary);display:grid;place-items:center;font-size:13px;}
    .rank-list span{font-size:14px;color:#3b444d;line-height:1.55;}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:9px;margin-top:10px;}
    .tag-cloud a{font-size:13px;padding:7px 10px;border-radius:999px;background:#f1f4f2;color:#46515a;border:1px solid transparent;}
    .tag-cloud a:hover{background:var(--primary-soft);color:#087b64;border-color:rgba(24,214,163,.35);}
    .info-strip{background:var(--dark);color:#fff;position:relative;overflow:hidden;}
    .info-strip:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(24,214,163,.16),transparent 42%,rgba(244,183,64,.10));}
    .strip-grid{position:relative;display:grid;grid-template-columns:1fr 1.1fr;gap:34px;align-items:center;}
    .check-list{list-style:none;display:grid;gap:12px;}
    .check-list li{display:flex;gap:12px;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);color:#e8eeee;}
    .check-list i{font-style:normal;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:var(--primary);color:#07110f;font-weight:900;flex:0 0 auto;}
    .pagination{display:flex;align-items:center;gap:8px;margin-top:28px;overflow:auto;padding-bottom:4px;}
    .page-btn{min-width:42px;height:42px;padding:0 14px;border-radius:14px;border:1px solid var(--line);background:#fff;color:#3d474f;font-weight:800;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;}
    .page-btn:hover,.page-btn.current{background:var(--primary);border-color:var(--primary);color:#07110f;transform:translateY(-1px);}
    .faq-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:34px;align-items:start;}
    .faq-list{display:grid;gap:12px;}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-soft);}
    .faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;text-align:left;color:#192027;font-weight:850;}
    .faq-question .icon{width:26px;height:26px;border-radius:50%;background:var(--primary-soft);color:#087b64;display:grid;place-items:center;transition:transform .22s ease;flex:0 0 auto;}
    .faq-answer{display:none;padding:0 20px 20px;color:#64707a;border-left:3px solid var(--primary);margin:0 20px 20px;background:linear-gradient(90deg,rgba(24,214,163,.08),transparent);padding-left:16px;border-radius:0 14px 14px 0;}
    .faq-item.open .faq-answer{display:block;}
    .faq-item.open .faq-question .icon{transform:rotate(45deg);}
    .feedback-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:28px;display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:start;}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
    .form-field{display:grid;gap:7px;}
    .form-field.full{grid-column:1/-1;}
    label{font-size:13px;font-weight:800;color:#2e363d;}
    input,select,textarea{width:100%;border:1px solid rgba(29,38,45,.16);background:#fbfcfb;border-radius:15px;padding:12px 14px;color:#1d242a;transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;}
    textarea{min-height:116px;resize:vertical;}
    input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(24,214,163,.12);background:#fff;outline:none;}
    .form-hint{font-size:13px;color:var(--muted);margin-top:10px;}
    .site-footer{background:#111216;color:#c9d1d3;padding:58px 0 26px;border-top:1px solid rgba(255,255,255,.08);}
    .footer-grid{display:grid;grid-template-columns:1.25fr .85fr .9fr;gap:44px;}
    .site-footer .brand-mark{width:44px;height:44px;}
    .site-footer p{margin-top:16px;color:#9fa9ad;font-size:14px;line-height:1.8;}
    .site-footer h4{color:#fff;font-size:16px;margin-bottom:14px;}
    .footer-links{display:grid;gap:9px;}
    .footer-links a{color:#aeb7bd;font-size:14px;}
    .footer-links a:hover{color:var(--primary);transform:translateX(3px);}
    .footer-bottom{margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);display:flex;align-items:center;justify-content:space-between;gap:18px;color:#8e989d;font-size:13px;}
    .footer-bottom a{color:#cdd7d9;}.footer-bottom a:hover{color:var(--primary);}
    @media (max-width:1024px){
      .header-cta{display:none;}
      .banner-inner,.layout,.strip-grid,.faq-wrap,.feedback-card{grid-template-columns:1fr;}
      .notice-panel{max-width:640px;}
      .sidebar{position:static;grid-template-columns:repeat(2,minmax(0,1fr));}
      .side-card.dark{grid-column:1/-1;}
      .footer-grid{grid-template-columns:1fr 1fr;}
    }
    @media (max-width:768px){
      .container{width:min(calc(100% - 28px),var(--container));}
      .header-inner{min-height:68px;}
      .brand-text strong{font-size:15px;}.brand-text small{font-size:11px;}
      .site-nav{position:absolute;left:14px;right:14px;top:76px;display:none;flex-direction:column;align-items:stretch;border-radius:22px;background:rgba(16,17,20,.98);padding:12px;box-shadow:0 20px 40px rgba(0,0,0,.28);}
      .site-nav.open{display:flex;}
      .nav-link{padding:14px 16px;text-align:center;}
      .menu-toggle{display:flex;}
      .banner-inner{padding:58px 0 46px;gap:28px;}
      .banner-lead{font-size:16px;}
      .section{padding:62px 0;}.section.compact{padding:42px 0;}
      .section-head{display:block;}.section-sub{margin-top:10px;}
      .crumb-row{align-items:flex-start;}
      .article-card{grid-template-columns:1fr;padding:14px;}
      .article-cover{min-height:190px;}
      .sidebar{grid-template-columns:1fr;}
      .form-grid{grid-template-columns:1fr;}
      .footer-grid{grid-template-columns:1fr;gap:28px;}
      .footer-bottom{flex-direction:column;align-items:flex-start;}
    }
    @media (max-width:520px){
      h1{letter-spacing:-.8px;}
      .brand-mark{width:42px;height:42px;border-radius:13px;}
      .banner-meta,.filter-tags{gap:8px;}
      .pill,.filter-tag{font-size:12px;}
      .article-body h2{font-size:20px;}
      .read-link{margin-left:0;width:100%;padding-top:4px;}
      .article-meta{align-items:flex-start;flex-direction:column;gap:6px;}
      .feedback-card{padding:20px;}
      .btn{width:100%;}
    }