*, *::before, *::after { box-sizing: border-box; }
    html { width: 100%; overflow-x: hidden; scroll-behavior: smooth; }
    body {
      width: 100%;
      margin: 0;
      overflow-x: hidden;
      background: #09090B;
      color: #F8FAFC;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.5;
    }
    img, video, iframe, embed { max-width: 100%; height: auto; }
    a { text-decoration: none; color: inherit; transition: all 0.25s ease; }

    
    :root {
      --bg-main: #09090B;
      --bg-card: #1C1C22;
      --bg-card-hover: #24242B;
      --text-main: #F8FAFC;
      --text-muted: #A1A1AA;
      --text-soft: #CBD5E1;
      --accent-violet: #8B5CF6;
      --accent-cyan: #06B6D4;
      --accent-green: #22C55E;
      --accent-orange: #F97316;
      --accent-silver: #E5E7EB;
      --border-dark: rgba(255, 255, 255, 0.12);
      --glass-glow: rgba(139, 92, 246, 0.22);
    }

    
    .container {
      width: min(1200px, calc(100% - 32px));
      margin: 0 auto;
    }
    .section-padding { padding: 80px 0; }
    @media (max-width: 768px) { .section-padding { padding: 48px 0; } }

    
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      width: 100%;
      background: rgba(9, 9, 11, 0.86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.10);
      box-shadow: 0 16px 44px rgba(0, 0, 0, 0.30);
    }
    .header-inner {
      width: min(1200px, calc(100% - 32px));
      min-height: 72px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      max-width: 100%;
      text-decoration: none;
      flex-shrink: 0;
    }
    .logo img {
      display: block;
      height: 40px;
      width: auto;
      max-width: 150px;
      object-fit: contain;
      flex-shrink: 0;
    }
    .logo span {
      display: inline-block;
      font-size: 18px;
      font-weight: 900;
      line-height: 1.2;
      color: #F8FAFC;
      white-space: nowrap;
      max-width: 190px;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .desktop-nav-wrap {
      flex: 1 1 auto;
      min-width: 0;
      display: flex;
      justify-content: flex-end;
      overflow: hidden;
    }
    .desktop-nav {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 8px;
      max-width: 100%;
      overflow-x: auto;
      overflow-y: hidden;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      white-space: nowrap;
    }
    .desktop-nav::-webkit-scrollbar { display: none; }
    .desktop-nav a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 0 13px;
      border-radius: 999px;
      color: #A1A1AA;
      text-decoration: none;
      font-size: 14px;
      font-weight: 800;
      line-height: 1;
      white-space: nowrap;
      flex: 0 0 auto;
      border: 1px solid transparent;
    }
    .desktop-nav a:hover {
      color: #F8FAFC;
      background: rgba(139, 92, 246, 0.16);
      border-color: rgba(139, 92, 246, 0.28);
    }
    .mobile-menu-btn {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid rgba(139, 92, 246, 0.28);
      border-radius: 14px;
      background: rgba(139, 92, 246, 0.14);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
      flex: 0 0 auto;
    }
    .mobile-menu-btn span {
      display: block;
      width: 20px;
      height: 2px;
      border-radius: 99px;
      background: #F8FAFC;
    }
    .mobile-nav-mask {
      position: fixed;
      inset: 0;
      z-index: 1100;
      background: rgba(0, 0, 0, 0.62);
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transition: opacity .25s ease, visibility .25s ease;
    }
    .mobile-drawer {
      position: fixed;
      top: 0;
      left: 0;
      z-index: 1110;
      width: min(86vw, 360px);
      height: 100vh;
      height: 100dvh;
      max-width: 90vw;
      background: #111014;
      color: #F8FAFC;
      transform: translateX(-105%);
      transition: transform .28s ease;
      box-shadow: 24px 0 60px rgba(0,0,0,.42);
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }
    .drawer-head {
      min-height: 76px;
      padding: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
      flex: 0 0 auto;
    }
    .drawer-logo img { height: 34px; max-width: 120px; }
    .drawer-logo span { font-size: 16px; max-width: 145px; color: #F8FAFC; }
    .drawer-close {
      width: 40px;
      height: 40px;
      border: 0;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.10);
      color: #F8FAFC;
      font-size: 26px;
      line-height: 1;
      cursor: pointer;
      flex: 0 0 auto;
    }
    .drawer-body {
      flex: 1 1 auto;
      min-height: 0;
      overflow-y: auto;
      overflow-x: hidden;
      -webkit-overflow-scrolling: touch;
      padding: 14px;
    }
    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .drawer-nav a {
      display: flex;
      align-items: center;
      width: 100%;
      min-height: 48px;
      padding: 13px 14px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.08);
      color: #F8FAFC;
      text-decoration: none;
      font-size: 15px;
      font-weight: 800;
      line-height: 1.35;
      white-space: normal;
      word-break: break-word;
      overflow-wrap: anywhere;
      border: 1px solid rgba(255, 255, 255, 0.12);
    }
    .drawer-nav a:hover {
      background: rgba(139, 92, 246, 0.20);
    }
    body.drawer-open { overflow: hidden; touch-action: none; }
    body.drawer-open .mobile-nav-mask { opacity: 1; visibility: visible; pointer-events: auto; }
    body.drawer-open .mobile-drawer { transform: translateX(0); }
    @media (max-width: 900px) {
      .header-inner { width: min(100% - 24px, 1200px); min-height: 64px; gap: 12px; }
      .desktop-nav-wrap, .desktop-nav { display: none !important; }
      .mobile-menu-btn { display: inline-flex !important; }
      .logo img { height: 34px; max-width: 118px; }
      .logo span { font-size: 16px; max-width: 145px; }
    }
    @media (max-width: 420px) {
      .mobile-drawer { width: 88vw; }
      .logo span { max-width: 118px; }
    }

    
    .site-footer {
      position: relative;
      width: 100%;
      background: #09090B;
      color: #F8FAFC;
      padding: 56px 0 24px;
      overflow: hidden;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
    }
    .site-footer .logo span { color: #F8FAFC; }
    .footer-inner {
      width: min(1200px, calc(100% - 32px));
      margin: 0 auto;
      display: grid;
      grid-template-columns: minmax(260px, 1.35fr) repeat(3, minmax(150px, 1fr));
      gap: 28px;
      align-items: start;
    }
    .footer-brand, .footer-column { min-width: 0; }
    .footer-brand p {
      margin: 16px 0 0;
      color: rgba(248, 250, 252, 0.72);
      line-height: 1.8;
      font-size: 14px;
      word-break: break-word;
      overflow-wrap: anywhere;
    }
    .footer-column h3 {
      margin: 0 0 14px;
      font-size: 15px;
      color: #fff;
    }
    .footer-column ul {
      list-style: none;
      margin: 0;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-column a, .footer-column span {
      display: inline;
      color: rgba(248, 250, 252, 0.72);
      text-decoration: none;
      font-size: 14px;
      line-height: 1.55;
      white-space: normal;
      word-break: break-word;
      overflow-wrap: anywhere;
    }
    .footer-column a:hover { color: #fff; }
    .footer-bottom {
      width: min(1200px, calc(100% - 32px));
      margin: 32px auto 0;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: rgba(248, 250, 252, 0.58);
      font-size: 13px;
    }
    .footer-bottom p {
      margin: 0;
      min-width: 0;
      word-break: break-word;
      overflow-wrap: anywhere;
    }
    .footer-bottom a {
      color: rgba(248, 250, 252, 0.72);
      text-decoration: none;
      word-break: break-word;
      overflow-wrap: anywhere;
    }
    @media (max-width: 900px) {
      .footer-inner { grid-template-columns: 1fr 1fr; gap: 24px; }
      .footer-brand { grid-column: 1 / -1; }
      .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
    }
    @media (max-width: 640px) {
      .footer-inner { grid-template-columns: 1fr; }
      .footer-inner, .footer-bottom { width: min(100% - 24px, 1200px); }
    }

    
    .hero {
      position: relative;
      background: radial-gradient(circle at 50% 30%, rgba(139, 92, 246, 0.15) 0%, rgba(9, 9, 11, 0) 60%);
      padding: 100px 0 80px;
      text-align: center;
      overflow: hidden;
    }
    .hero-title {
      font-size: clamp(32px, 5vw, 64px);
      font-weight: 900;
      line-height: 1.15;
      margin: 0 auto 20px;
      max-width: 900px;
      background: linear-gradient(135deg, #FFF 30%, #A1A1AA 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-subtitle {
      font-size: clamp(16px, 2.5vw, 20px);
      color: var(--text-muted);
      max-width: 700px;
      margin: 0 auto 40px;
      line-height: 1.6;
    }
    .cta-group {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 60px;
      flex-wrap: wrap;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 28px;
      border-radius: 12px;
      font-size: 15px;
      font-weight: 700;
      transition: all 0.25s ease;
      cursor: pointer;
    }
    .btn-primary {
      background: var(--accent-violet);
      color: #fff;
      box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
    }
    .btn-primary:hover {
      background: #7c4dff;
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-main);
      border: 1px solid var(--border-dark);
    }
    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.15);
      transform: translateY(-2px);
    }

    
    .card-showcase {
      display: flex;
      justify-content: center;
      align-items: center;
      margin: 40px auto 0;
      perspective: 1000px;
      height: 320px;
      max-width: 800px;
      position: relative;
    }
    .v-card {
      position: absolute;
      width: min(340px, 80vw);
      height: 215px;
      border-radius: 16px;
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      color: #FFF;
      box-shadow: 0 20px 40px rgba(0,0,0,0.5);
      transition: all 0.5s ease;
      background-size: cover;
    }
    .v-card-1 {
      background: linear-gradient(135deg, #1e1b4b 0%, #311042 100%);
      transform: rotateY(-15deg) rotateX(10deg) translateZ(50px) translateX(-60px);
      border: 1px solid rgba(139, 92, 246, 0.3);
      z-index: 3;
    }
    .v-card-2 {
      background: linear-gradient(135deg, #0f172a 0%, #022c22 100%);
      transform: rotateY(-5deg) rotateX(10deg) translateZ(10px) translateY(-20px) translateX(60px);
      border: 1px solid rgba(6, 182, 212, 0.3);
      z-index: 2;
    }
    .v-card-3 {
      background: linear-gradient(135deg, #18181b 0%, #27272a 100%);
      transform: rotateY(-25deg) rotateX(10deg) translateZ(-30px) translateY(20px) translateX(-140px);
      border: 1px solid rgba(229, 229, 229, 0.15);
      z-index: 1;
      opacity: 0.6;
    }
    .v-card:hover {
      transform: translateY(-10px) translateZ(80px) rotate(0deg) !important;
      z-index: 10;
      box-shadow: 0 30px 60px rgba(139, 92, 246, 0.3);
    }
    .card-chip {
      width: 40px;
      height: 30px;
      background: linear-gradient(135deg, #e5e7eb 0%, #9ca3af 100%);
      border-radius: 6px;
    }
    .card-brand {
      font-weight: 800;
      letter-spacing: 1px;
      font-size: 18px;
    }
    .card-number {
      font-size: clamp(16px, 2.5vw, 18px);
      letter-spacing: 2px;
      font-family: monospace;
      margin: 20px 0;
    }
    .card-footer {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: rgba(255,255,255,0.7);
    }

    
    .filter-chips {
      display: flex;
      justify-content: center;
      gap: 12px;
      flex-wrap: wrap;
      margin: 40px 0;
    }
    .chip {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-dark);
      padding: 8px 18px;
      border-radius: 99px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-soft);
      cursor: pointer;
      transition: all 0.25s;
    }
    .chip:hover, .chip.active {
      background: rgba(139, 92, 246, 0.2);
      border-color: var(--accent-violet);
      color: var(--text-main);
    }

    
    .section-title {
      text-align: center;
      font-size: clamp(24px, 4vw, 36px);
      font-weight: 800;
      margin-bottom: 48px;
    }
    .grid-marketplace {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 24px;
      margin-top: 40px;
    }
    .market-card {
      background: var(--bg-card);
      border: 1px solid var(--border-dark);
      border-radius: 16px;
      padding: 32px;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .market-card:hover {
      background: var(--bg-card-hover);
      transform: translateY(-4px);
      border-color: rgba(139, 92, 246, 0.4);
      box-shadow: 0 12px 30px rgba(0,0,0,0.3);
    }
    .market-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      background: var(--accent-violet);
      opacity: 0;
      transition: opacity 0.3s;
    }
    .market-card:hover::before { opacity: 1; }
    .badge-status {
      display: inline-block;
      padding: 4px 10px;
      border-radius: 6px;
      font-size: 12px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .badge-privacy { background: rgba(34, 197, 94, 0.15); color: var(--accent-green); }
    .badge-control { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
    .badge-warning { background: rgba(249, 115, 22, 0.15); color: var(--accent-orange); }

    .market-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin: 0 0 12px;
    }
    .market-card p {
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.6;
      margin: 0;
    }

    
    .article-highlights {
      background: #111014;
      border-top: 1px solid var(--border-dark);
      border-bottom: 1px solid var(--border-dark);
    }
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
    }
    .art-card {
      background: var(--bg-main);
      border: 1px solid var(--border-dark);
      border-radius: 12px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all 0.3s;
    }
    .art-card:hover {
      transform: translateY(-4px);
      border-color: var(--accent-violet);
    }
    .art-img {
      height: 180px;
      background-size: cover;
      background-position: center;
      background-color: var(--bg-card);
    }
    .art-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .art-tags {
      display: flex;
      gap: 6px;
      flex-wrap: wrap;
      margin-bottom: 12px;
    }
    .art-tag {
      font-size: 11px;
      background: rgba(139, 92, 246, 0.12);
      color: var(--accent-violet);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 700;
    }
    .art-title {
      font-size: 16px;
      font-weight: 700;
      line-height: 1.4;
      margin: 0 0 10px;
      color: var(--text-main);
    }
    .art-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .art-meta {
      margin-top: auto;
      display: flex;
      justify-content: space-between;
      font-size: 11px;
      color: var(--text-muted);
      border-top: 1px solid var(--border-dark);
      padding-top: 12px;
    }

    
    <script type="application/ld+json">
    {
      "@context": "https://schema.org",
      "@type": "WebSite",
      "name": "{网站名}",
      "url": "{当前域名}",
      "potentialAction": {
        "@type": "SearchAction",
        "target": "{当前域名}/search?q={search_term_string}",
        "query-input": "required name=search_term_string"
      }
    }
    </script>