:root {
      --ink: #0a0a12;
      --red: #C41E24;
      --gold: #C9A96E;
      --warm-white: #FAF8F5;
      --warm-gray: #e8e4df;
      --safe-blue: #4A90E2;
      --body-font: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
      --heading-font: 'Noto Sans SC', 'Inter', sans-serif;
    }
    *, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
    html { scroll-behavior:smooth; font-size:16px; }
    body {
      font-family: var(--body-font);
      background: var(--warm-white);
      color: var(--ink);
      line-height: 1.7;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a { color:inherit; text-decoration:none; }
    img { max-width:100%; display:block; }

    /* === NAV === */
    .nav {
      position:fixed; top:0; left:0; right:0; z-index:100;
      display:flex; align-items:center; justify-content:space-between;
      padding:18px 48px;
      background:rgba(250,248,245,0.85);
      backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
      border-bottom:1px solid rgba(10,10,18,0.06);
      transition:all 0.3s ease;
    }
    .nav.scrolled { padding:12px 48px; box-shadow:0 1px 20px rgba(10,10,18,0.06); }
    .nav-brand {
      font-family:var(--heading-font); font-size:22px; font-weight:700;
      letter-spacing:-0.5px; color:var(--ink);
    }
    .nav-brand span { color:var(--red); }
    .nav-links { display:flex; gap:32px; align-items:center; }
    .nav-links a { font-size:14px; font-weight:500; color:var(--ink); opacity:0.7; transition:opacity 0.2s; }
    .nav-links a:hover { opacity:1; }
    .nav-cta {
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 24px; border-radius:8px;
      background:var(--ink); color:var(--warm-white);
      font-size:14px; font-weight:600;
      transition:all 0.25s ease; border:none; cursor:pointer;
    }
    .nav-cta:hover { background:var(--red); transform:translateY(-1px); }
    .mobile-toggle { display:none; background:none; border:none; cursor:pointer; padding:8px; }

    /* === HERO === */
    .hero {
      min-height:100vh; display:flex; align-items:center; justify-content:center;
      padding:140px 48px 80px; position:relative; overflow:hidden;
    }
    .hero::before {
      content:''; position:absolute; top:-200px; right:-200px;
      width:600px; height:600px; border-radius:50%;
      background:radial-gradient(circle, rgba(196,30,36,0.06) 0%, transparent 70%);
      pointer-events:none;
    }
    .hero::after {
      content:''; position:absolute; bottom:-150px; left:-150px;
      width:500px; height:500px; border-radius:50%;
      background:radial-gradient(circle, rgba(201,169,110,0.06) 0%, transparent 70%);
      pointer-events:none;
    }
    .hero-inner { max-width:900px; text-align:center; position:relative; z-index:1; }
    .hero-badge {
      display:inline-flex; align-items:center; gap:8px;
      padding:6px 16px; border-radius:100px;
      background:rgba(196,30,36,0.08); border:1px solid rgba(196,30,36,0.15);
      font-size:13px; font-weight:500; color:var(--red); margin-bottom:32px;
    }
    .hero-badge::before { content:''; width:6px; height:6px; border-radius:50%; background:var(--red); }
    .hero h1 {
      font-family:var(--heading-font);
      font-size:clamp(40px,6vw,72px);
      font-weight:900; line-height:1.08; letter-spacing:-2px; margin-bottom:24px;
    }
    .hero h1 .highlight { color:var(--red); }
    .hero h1 .gold { color:var(--gold); }
    .hero-sub {
      font-size:18px; line-height:1.8; color:rgba(10,10,18,0.6);
      max-width:640px; margin:0 auto 40px;
    }
    .gold-tagline {
      color: #C9A96E;
      font-size: 22px;
      font-weight: 700;
      letter-spacing: 2px;
      display: inline-block;
      background: linear-gradient(90deg, #C9A96E, #E8D5A3, #C9A96E);
      background-size: 200% auto;
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      animation: goldShimmer 3s linear infinite;
    }
    @keyframes goldShimmer {
      0% { background-position: 0% center; }
      100% { background-position: 200% center; }
    }
    .hero-actions { display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
    .btn-primary {
      display:inline-flex; align-items:center; gap:10px;
      padding:16px 36px; border-radius:12px;
      background:var(--red); color:var(--warm-white);
      font-size:16px; font-weight:600;
      border:none; cursor:pointer; transition:all 0.3s ease;
      box-shadow:0 4px 20px rgba(196,30,36,0.25);
    }
    .btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 30px rgba(196,30,36,0.35); }
    .btn-secondary {
      display:inline-flex; align-items:center; gap:10px;
      padding:16px 36px; border-radius:12px;
      background:var(--warm-white); color:var(--ink);
      font-size:16px; font-weight:600;
      border:1px solid rgba(10,10,18,0.12); cursor:pointer;
      transition:all 0.3s ease;
    }
    .btn-secondary:hover { border-color:var(--red); color:var(--red); }

    /* === STATS === */
    .stats-bar {
      display:flex; justify-content:center; gap:60px;
      padding:48px 48px; max-width:800px; margin:0 auto;
    }
    .stat-item { text-align:center; }
    .stat-num {
      font-family:var(--heading-font);
      font-size:36px; font-weight:900; letter-spacing:-1px;
      color:var(--ink);
    }
    .stat-num span { color:var(--red); }
    .stat-label { font-size:13px; color:rgba(10,10,18,0.45); margin-top:4px; }

    /* === FEATURE STRIP === */
    .feature-strip {
      padding:32px 48px;
      max-width:1100px; margin:0 auto;
    }
    .feature-tags {
      display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
    }
    .feature-tag {
      padding:24px; border-radius:16px;
      background:var(--warm-white);
      border:1px solid rgba(10,10,18,0.06);
      transition:all 0.3s ease;
    }
    .feature-tag:hover {
      border-color:rgba(196,30,36,0.2);
      box-shadow:0 8px 32px rgba(10,10,18,0.06);
      transform:translateY(-2px);
    }
    .feature-tag .ft-icon {
      width:40px; height:40px; border-radius:10px;
      display:flex; align-items:center; justify-content:center;
      margin-bottom:14px; font-size:18px;
    }
    .ft-icon.red { background:rgba(196,30,36,0.08); color:var(--red); }
    .ft-icon.gold { background:rgba(201,169,110,0.1); color:var(--gold); }
    .ft-icon.blue { background:rgba(74,144,226,0.08); color:var(--safe-blue); }
    .ft-icon.ink { background:rgba(10,10,18,0.06); color:var(--ink); }
    .feature-tag h3 { font-size:15px; font-weight:700; margin-bottom:6px; }
    .feature-tag p { font-size:13px; color:rgba(10,10,18,0.5); line-height:1.6; }

    /* === SECTIONS === */
    .explore { padding:100px 48px; }
    .section-header { text-align:center; margin-bottom:64px; }
    .section-label {
      display:inline-block; font-size:12px; font-weight:600;
      letter-spacing:2px; text-transform:uppercase;
      color:var(--red); margin-bottom:12px;
    }
    .section-title {
      font-family:var(--heading-font);
      font-size:clamp(28px,4vw,42px);
      font-weight:900; letter-spacing:-1px; margin-bottom:16px;
    }
    .section-desc { font-size:16px; color:rgba(10,10,18,0.5); max-width:500px; margin:0 auto; }

    /* === EXPLORE CARDS === */
    .explore-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; max-width:960px; margin:0 auto; }
    .nav-card {
      display:flex; flex-direction:column; justify-content:space-between;
      padding:36px; border-radius:20px;
      background:var(--warm-white); color:var(--ink);
      border:1px solid rgba(10,10,18,0.06);
      transition:all 0.35s ease; cursor:pointer;
      min-height:220px;
    }
    .nav-card:hover {
      transform:translateY(-4px);
      box-shadow:0 20px 60px rgba(10,10,18,0.1);
      border-color:rgba(196,30,36,0.2);
    }
    .card-num { font-family:var(--heading-font); font-size:13px; font-weight:700; color:var(--warm-gray); margin-bottom:20px; letter-spacing:1px; }
    .card-title { font-family:var(--heading-font); font-size:22px; font-weight:900; letter-spacing:-0.5px; margin-bottom:10px; }
    .card-desc { font-size:14px; color:rgba(10,10,18,0.5); line-height:1.6; }
    .card-bottom { display:flex; justify-content:space-between; align-items:center; margin-top:24px; }
    .card-arrow {
      width:36px; height:36px; border-radius:50%;
      display:flex; align-items:center; justify-content:center;
      border:1px solid var(--warm-gray); font-size:16px;
      transition:all 0.3s ease;
    }
    .nav-card:hover .card-arrow { background:var(--red); color:#fff; border-color:var(--red); }
    .card-link-text { font-size:13px; color:rgba(10,10,18,0.35); }

    /* === CTA === */
    .cta {
      padding:100px 48px; text-align:center;
      background:var(--ink); color:var(--warm-white);
      border-radius:32px; margin:0 48px 80px;
    }
    .cta h2 {
      font-family:var(--heading-font);
      font-size:clamp(28px,4vw,40px);
      font-weight:900; letter-spacing:-1px; margin-bottom:12px;
    }
    .cta p { font-size:16px; color:rgba(250,248,245,0.5); margin-bottom:36px; }

    /* === FOOTER === */
    .footer {
      padding:24px 48px; text-align:center;
      font-size:12px; color:rgba(10,10,18,0.3);
      border-top:1px solid rgba(10,10,18,0.06);
    }

    /* === VERSION SWITCHER === */
        .version-switcher {
      position: fixed; right: 24px; bottom: 24px; z-index: 9999;
      display: inline-flex; align-items: center; justify-content: center; gap: 10px;
      min-width: 162px; height: 52px; padding: 0 24px;
      border: 0; border-radius: 999px; cursor: pointer;
      background: #080912; color: #f5f5f7;
      box-shadow: 0 18px 44px rgba(8,9,18,0.28), inset 0 0 0 1px rgba(255,255,255,0.04);
      font-size: 17px; font-weight: 800; line-height: 1; letter-spacing: 0;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
      -webkit-tap-highlight-color: transparent; touch-action: manipulation; user-select: none;
    }
    .version-switcher:hover { transform: translateY(-2px); box-shadow: 0 22px 52px rgba(8,9,18,0.34), inset 0 0 0 1px rgba(255,255,255,0.06); }
    .version-switcher:focus { outline: none; }
    .version-switcher:focus-visible { outline: 2px solid rgba(196,30,36,0.55); outline-offset: 4px; }
    .version-dot { width: 10px; height: 10px; border-radius: 50%; background: #C41E24; flex: 0 0 auto; box-shadow: 0 0 0 2px rgba(196,30,36,0.08); }
    .version-label { white-space: nowrap; }
    @media (max-width: 560px) {
      .version-switcher { right: 14px; bottom: 14px; min-width: 144px; height: 46px; padding: 0 20px; font-size: 15px; gap: 8px; }
      .version-dot { width: 9px; height: 9px; }
    }
  
    /* PsyGo final footer beian alignment override */
    .footer-copy {
      display: flex !important;
      flex-direction: column !important;
      align-items: center !important;
      justify-content: center !important;
      gap: 8px !important;
      line-height: 1.7 !important;
      text-align: center !important;
    }
    .footer-primary {
      display: inline-flex !important;
      align-items: center !important;
      justify-content: center !important;
      gap: 10px !important;
      flex-wrap: wrap !important;
    }
    .beian-link {
      display: inline-flex !important;
      align-items: center !important;
      justify-content: center !important;
      gap: 6px !important;
      white-space: nowrap !important;
      line-height: 1.4 !important;
    }
    .beian-link img {
      width: 16px !important;
      height: 16px !important;
      display: block !important;
      flex: 0 0 16px !important;
      object-fit: contain !important;
    }
    .beian-link span { display: inline-block !important; white-space: nowrap !important; }
    @media (max-width: 560px) {
      .footer-primary { flex-direction: column !important; gap: 2px !important; }
      .footer-copy, .beian-link { font-size: 12px !important; }
    }
  
    /* PsyGo final logo layout override */
    .nav-brand {
      display: inline-flex !important;
      align-items: center !important;
      justify-content: flex-start !important;
      gap: 8px !important;
      width: auto !important;
      min-width: 0 !important;
      height: auto !important;
      line-height: 1 !important;
      flex-direction: row !important;
    }
    .nav-logo {
      width: 36px !important;
      height: 36px !important;
      max-width: 36px !important;
      min-width: 36px !important;
      flex: 0 0 36px !important;
      display: block !important;
      object-fit: contain !important;
      border-radius: 50% !important;
      background: transparent !important;
      box-shadow: none !important;
      clip-path: none !important;
    }
    .nav-name {
      display: inline-block !important;
      font-size: 20px !important;
      font-weight: 800 !important;
      line-height: 1 !important;
      white-space: nowrap !important;
    }
    .footer-brand {
      display: inline-flex !important;
      align-items: center !important;
      justify-content: center !important;
      gap: 6px !important;
      width: auto !important;
      min-width: 0 !important;
      line-height: 1 !important;
      flex-direction: row !important;
    }
    .footer-logo {
      width: 18px !important;
      height: 18px !important;
      max-width: 18px !important;
      min-width: 18px !important;
      flex: 0 0 18px !important;
      display: block !important;
      object-fit: contain !important;
      border-radius: 50% !important;
      background: transparent !important;
      box-shadow: none !important;
      clip-path: none !important;
    }
    .footer-wordmark {
      display: inline-flex !important;
      align-items: baseline !important;
      font-size: 13px !important;
      font-weight: 800 !important;
      line-height: 1 !important;
      white-space: nowrap !important;
    }
  
    /* PsyGo final footer compact centered layout */
    .footer-inner {
      display: flex !important;
      flex-direction: column !important;
      align-items: center !important;
      justify-content: center !important;
      gap: 10px !important;
      text-align: center !important;
    }
    .footer-links {
      display: flex !important;
      justify-content: center !important;
      align-items: center !important;
      gap: 12px !important;
      flex-wrap: wrap !important;
    }
  
    /* PsyGo final responsive navigation override */
    @media (max-width: 768px) {
      .nav {
        min-height: 64px !important;
        padding: 10px 16px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        gap: 12px !important;
      }
      .nav-inner {
        width: 100% !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        gap: 10px !important;
      }
      .nav-brand {
        flex: 0 1 auto !important;
        max-width: 148px !important;
        gap: 7px !important;
      }
      .nav-logo {
        width: 32px !important;
        height: 32px !important;
        max-width: 32px !important;
        min-width: 32px !important;
        flex-basis: 32px !important;
      }
      .nav-name {
        font-size: 18px !important;
        letter-spacing: -0.4px !important;
      }
      .nav-links {
        display: none !important;
      }
      .nav-links.open {
        position: fixed !important;
        top: 64px !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        z-index: 1002 !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 24px !important;
        background: rgba(250,248,245,0.98) !important;
        backdrop-filter: blur(20px) !important;
        -webkit-backdrop-filter: blur(20px) !important;
      }
      .nav-links.open a {
        font-size: 20px !important;
        line-height: 1.2 !important;
        writing-mode: horizontal-tb !important;
        white-space: nowrap !important;
        opacity: 1 !important;
      }
      .nav-links.open .nav-cta {
        display: inline-flex !important;
        font-size: 16px !important;
        padding: 12px 24px !important;
      }
      .nav-cta {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex: 0 0 auto !important;
        min-width: 88px !important;
        height: 42px !important;
        padding: 0 16px !important;
        border-radius: 12px !important;
        font-size: 14px !important;
        line-height: 1 !important;
        white-space: nowrap !important;
        writing-mode: horizontal-tb !important;
      }
      .mobile-toggle,
      .nav-mobile {
        display: flex !important;
        flex: 0 0 34px !important;
        width: 34px !important;
        height: 34px !important;
        align-items: center !important;
        justify-content: center !important;
        padding: 7px !important;
        border-radius: 10px !important;
      }
      .mobile-toggle svg {
        width: 22px !important;
        height: 22px !important;
      }
      .nav-mobile {
        flex-direction: column !important;
        gap: 4px !important;
      }
      .nav-mobile span {
        width: 20px !important;
        height: 2px !important;
      }
      .hero,
      .page-hero {
        padding-top: 112px !important;
      }
    }
    @media (max-width: 390px) {
      .nav { padding: 9px 12px !important; gap: 8px !important; }
      .nav-brand { max-width: 132px !important; }
      .nav-logo { width: 30px !important; height: 30px !important; max-width: 30px !important; min-width: 30px !important; flex-basis: 30px !important; }
      .nav-name { font-size: 16px !important; }
      .nav-cta { min-width: 78px !important; height: 40px !important; padding: 0 12px !important; font-size: 13px !important; }
      .mobile-toggle, .nav-mobile { flex-basis: 32px !important; width: 32px !important; height: 32px !important; }
    }