/* CSS Reset & Variables (亮橙炽艳风) */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    :root {
      --primary: #FF5A1F;
      --primary-dark: #E03E00;
      --primary-light: #FFF0E8;
      --primary-glow: rgba(255, 90, 31, 0.16);
      --secondary: #FF8F3D;
      --dark-title: #1E2024;
      --dark-body: #4B515D;
      --dark-muted: #7E8695;
      --bg-page: #FFFDFB;
      --bg-surface: #FFFFFF;
      --bg-soft: #F9F7F5;
      --border-color: #F0EAE4;
      --border-focus: #FFB594;
      --shadow-sm: 0 4px 12px rgba(255, 90, 31, 0.05);
      --shadow-md: 0 10px 28px rgba(255, 90, 31, 0.09);
      --shadow-hover: 0 16px 36px rgba(255, 90, 31, 0.15);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --container-max: 1200px;
      --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background-color: var(--bg-page);
      color: var(--dark-body);
      line-height: 1.65;
      font-size: 15px;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: color var(--transition-fast);
    }

    ul, ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* Section Component Structure */
    .section-wrap {
      padding: 72px 0;
      position: relative;
    }
    .section-wrap.alt-bg {
      background-color: var(--bg-soft);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }
    .section-badge {
      display: inline-block;
      padding: 4px 14px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.5px;
      margin-bottom: 12px;
      border: 1px solid rgba(255, 90, 31, 0.2);
    }
    .section-title {
      font-size: 32px;
      color: var(--dark-title);
      font-weight: 800;
      line-height: 1.35;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }
    .section-subtitle {
      font-size: 16px;
      color: var(--dark-muted);
      line-height: 1.6;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 26px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: all var(--transition-fast);
      border: 1px solid transparent;
      white-space: nowrap;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(255, 90, 31, 0.35);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(255, 90, 31, 0.45);
      color: #FFFFFF;
    }
    .btn-outline {
      background: var(--bg-surface);
      color: var(--primary);
      border-color: var(--primary);
    }
    .btn-outline:hover {
      background: var(--primary-light);
      color: var(--primary-dark);
      transform: translateY(-2px);
    }
    .btn-lg {
      padding: 15px 34px;
      font-size: 16px;
      border-radius: 10px;
    }

    /* Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 90, 31, 0.12);
      transition: all var(--transition-fast);
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }
    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-wrap .logo-img {
      height: 38px;
      width: auto;
      max-width: 140px;
      object-fit: contain;
      display: block;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }
    .nav-links a {
      color: var(--dark-body);
      font-weight: 500;
      font-size: 14px;
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      display: inline-block;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--primary);
      background-color: var(--primary-light);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      color: var(--dark-title);
    }

    /* Hero Section - Pure CSS, No Images */
    .hero-section {
      background: radial-gradient(circle at 85% 15%, rgba(255, 143, 61, 0.12) 0%, rgba(255, 90, 31, 0.04) 40%, rgba(255, 253, 251, 0) 70%),
                  radial-gradient(circle at 10% 80%, rgba(255, 90, 31, 0.08) 0%, rgba(255, 253, 251, 0) 50%);
      padding: 76px 0 64px;
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }
    .hero-content {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--primary-light);
      border: 1px solid rgba(255, 90, 31, 0.25);
      color: var(--primary);
      padding: 6px 18px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 22px;
      box-shadow: var(--shadow-sm);
    }
    .hero-title {
      font-size: 42px;
      font-weight: 900;
      color: var(--dark-title);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-title span {
      background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      font-size: 17px;
      color: var(--dark-body);
      max-width: 760px;
      margin: 0 auto 34px;
      line-height: 1.7;
    }
    .hero-cta-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      margin-bottom: 44px;
      flex-wrap: wrap;
    }
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 10px;
    }
    .hero-stat-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      padding: 20px 16px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition-fast), box-shadow var(--transition-fast);
      text-align: center;
    }
    .hero-stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--border-focus);
    }
    .stat-num {
      font-size: 28px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
      font-variant-numeric: tabular-nums;
    }
    .stat-label {
      font-size: 13px;
      color: var(--dark-muted);
      font-weight: 500;
    }

    /* Model Matrix Badge Strip */
    .model-strip {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
      padding: 18px 0;
      overflow: hidden;
    }
    .model-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      align-items: center;
    }
    .model-chip {
      background: #FAF8F5;
      border: 1px solid #ECE4DC;
      color: #555B66;
      font-size: 12px;
      font-weight: 600;
      padding: 5px 12px;
      border-radius: 6px;
      transition: all var(--transition-fast);
    }
    .model-chip:hover {
      background: var(--primary-light);
      border-color: var(--primary);
      color: var(--primary);
    }

    /* Cards & Grids */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
      align-items: center;
    }

    .card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: all var(--transition-fast);
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--border-focus);
    }
    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
      border: 1px solid rgba(255, 90, 31, 0.15);
    }
    .card-title {
      font-size: 19px;
      font-weight: 700;
      color: var(--dark-title);
      margin-bottom: 10px;
    }
    .card-desc {
      font-size: 14px;
      color: var(--dark-body);
      line-height: 1.65;
      flex-grow: 1;
    }

    /* Platform Presentation */
    .about-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
    }
    .feature-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 24px;
    }
    .feature-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 14px;
      color: var(--dark-body);
    }
    .feature-check {
      color: var(--primary);
      font-weight: 900;
      flex-shrink: 0;
      margin-top: 2px;
    }

    /* Process Workflow Steps */
    .step-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      position: relative;
    }
    .step-num {
      width: 44px;
      height: 44px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
      color: #FFFFFF;
      font-weight: 800;
      font-size: 18px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      box-shadow: 0 4px 10px rgba(255, 90, 31, 0.3);
    }
    .step-name {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-title);
      margin-bottom: 8px;
    }
    .step-text {
      font-size: 13px;
      color: var(--dark-muted);
      line-height: 1.5;
    }

    /* Comparison Table Component */
    .compare-container {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }
    .review-score-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: linear-gradient(90deg, #FFF6F1 0%, #FFFFFF 100%);
      border: 1px solid #FFE4D6;
      border-radius: var(--radius-md);
      padding: 20px 28px;
      margin-bottom: 28px;
    }
    .review-left {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .score-badge {
      font-size: 34px;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
    }
    .stars {
      color: #FF9900;
      font-size: 18px;
      letter-spacing: 2px;
    }
    .compare-table-wrap {
      overflow-x: auto;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .compare-table th, .compare-table td {
      padding: 16px 20px;
      font-size: 14px;
      border-bottom: 1px solid var(--border-color);
    }
    .compare-table th {
      background: var(--bg-soft);
      color: var(--dark-title);
      font-weight: 700;
    }
    .compare-table tr:hover td {
      background-color: #FFFAF7;
    }
    .highlight-col {
      color: var(--primary);
      font-weight: 600;
      background-color: rgba(255, 90, 31, 0.03);
    }

    /* Media Library showcase section */
    .media-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .media-img-wrap {
      width: 100%;
      background: #F4EFEA;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .media-img-wrap.aspect-landscape {
      aspect-ratio: 16 / 9;
    }
    .media-img-wrap.aspect-square {
      aspect-ratio: 1 / 1;
    }
    .media-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform var(--transition-fast);
    }
    .media-card:hover img {
      transform: scale(1.04);
    }
    .media-body {
      padding: 20px;
      flex-grow: 1;
    }
    .media-tag {
      font-size: 12px;
      color: var(--primary);
      background: var(--primary-light);
      padding: 2px 10px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 8px;
      font-weight: 600;
    }
    .media-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--dark-title);
      margin-bottom: 8px;
    }
    .media-desc {
      font-size: 13px;
      color: var(--dark-muted);
      line-height: 1.5;
    }

    /* Reviews Section */
    .review-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .review-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      position: relative;
      display: flex;
      flex-direction: column;
    }
    .review-user {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .user-avatar-circle {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #FFE7DB 0%, #FFD0BD 100%);
      color: var(--primary-dark);
      font-weight: 700;
      font-size: 15px;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(255, 90, 31, 0.2);
    }
    .user-meta h4 {
      font-size: 15px;
      color: var(--dark-title);
      font-weight: 700;
    }
    .user-meta p {
      font-size: 12px;
      color: var(--dark-muted);
    }
    .review-body {
      font-size: 13.5px;
      color: var(--dark-body);
      line-height: 1.6;
      flex-grow: 1;
    }

    /* FAQ Accordion */
    .faq-wrapper {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: border-color var(--transition-fast);
    }
    .faq-item.active {
      border-color: var(--primary);
    }
    .faq-header {
      padding: 18px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      user-select: none;
      background: #FFFFFF;
    }
    .faq-question {
      font-size: 15.5px;
      font-weight: 600;
      color: var(--dark-title);
    }
    .faq-toggle-icon {
      font-size: 18px;
      font-weight: bold;
      color: var(--primary);
      transition: transform var(--transition-fast);
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }
    .faq-content {
      display: none;
      padding: 0 22px 18px;
      font-size: 14px;
      color: var(--dark-body);
      line-height: 1.6;
      border-top: 1px dashed var(--border-color);
      margin-top: 4px;
      padding-top: 14px;
    }
    .faq-item.active .faq-content {
      display: block;
    }

    /* Contact & Request Form */
    .contact-container {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 36px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 13.5px;
      font-weight: 600;
      color: var(--dark-title);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 11px 14px;
      font-size: 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      color: var(--dark-title);
      background: #FCFBF9;
      outline: none;
      transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    }
    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(255, 90, 31, 0.12);
      background: #FFFFFF;
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }
    .contact-info-panel {
      background: var(--bg-soft);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .contact-detail-row {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      font-size: 14px;
    }
    .contact-detail-row strong {
      color: var(--dark-title);
      min-width: 70px;
    }
    .qr-box {
      text-align: center;
      margin-top: 8px;
      padding: 16px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
    }
    .qr-box img {
      width: 120px;
      height: 120px;
      object-fit: contain;
      display: block;
      margin: 0 auto 8px;
    }
    .qr-box span {
      font-size: 12px;
      color: var(--dark-muted);
    }

    /* Token Price & Match Component */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .token-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px 20px;
      text-align: center;
      transition: all var(--transition-fast);
      position: relative;
    }
    .token-card.featured {
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-md);
    }
    .token-tag {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #FFFFFF;
      font-size: 11px;
      font-weight: 700;
      padding: 3px 12px;
      border-radius: 20px;
      text-transform: uppercase;
    }
    .token-price {
      font-size: 26px;
      font-weight: 800;
      color: var(--primary);
      margin: 12px 0 6px;
    }
    .token-features {
      margin: 16px 0 20px;
      font-size: 13px;
      color: var(--dark-body);
      line-height: 1.8;
      text-align: left;
      padding: 0 10px;
    }

    /* Articles & Links Blocks */
    .article-strip {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-top: 32px;
    }
    .article-title-bar {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark-title);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .link-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .link-pills a {
      background: var(--bg-soft);
      border: 1px solid var(--border-color);
      padding: 6px 14px;
      border-radius: 6px;
      font-size: 13px;
      color: var(--dark-body);
      transition: all var(--transition-fast);
    }
    .link-pills a:hover {
      background: var(--primary-light);
      border-color: var(--primary);
      color: var(--primary);
    }

    /* Footer */
    .site-footer {
      background: #191B1F;
      color: #A6ADBA;
      padding: 60px 0 24px;
      border-top: 3px solid var(--primary);
      font-size: 13.5px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 40px;
    }
    .footer-brand h3 {
      color: #FFFFFF;
      font-size: 18px;
      margin-bottom: 12px;
      font-weight: 700;
    }
    .footer-col h4 {
      color: #FFFFFF;
      font-size: 15px;
      margin-bottom: 16px;
      font-weight: 600;
    }
    .footer-links li {
      margin-bottom: 9px;
    }
    .footer-links a {
      color: #98A1B0;
      transition: color var(--transition-fast);
    }
    .footer-links a:hover {
      color: var(--secondary);
    }
    .friend-links-wrap {
      border-top: 1px solid #282C34;
      padding-top: 24px;
      margin-bottom: 24px;
    }
    .friend-links-title {
      color: #8C94A4;
      font-size: 13px;
      margin-bottom: 12px;
      font-weight: 600;
    }
    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }
    .friend-links-list a {
      color: #7E8799;
      font-size: 12.5px;
    }
    .friend-links-list a:hover {
      color: #FFFFFF;
    }
    .footer-bottom {
      border-top: 1px solid #282C34;
      padding-top: 20px;
      text-align: center;
      font-size: 12.5px;
      color: #6C7484;
    }

    /* Floating Customer Action */
    .floating-bar {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 990;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 46px;
      height: 46px;
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      box-shadow: var(--shadow-md);
      cursor: pointer;
      font-size: 18px;
      transition: all var(--transition-fast);
    }
    .float-btn:hover {
      background: var(--primary);
      color: #FFFFFF;
      transform: scale(1.08);
    }

    /* Responsive Queries */
    @media (max-width: 1024px) {
      .grid-4, .hero-stats-grid, .step-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3, .review-grid, .token-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: repeat(2, 1fr);
      }
      .contact-container {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .hero-title {
        font-size: 28px;
      }
      .section-title {
        font-size: 24px;
      }
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.open {
        display: flex;
      }
      .nav-links a {
        width: 100%;
        padding: 10px 14px;
      }
      .grid-3, .grid-4, .review-grid, .token-grid, .step-grid, .grid-2 {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .review-score-banner {
        flex-direction: column;
        text-align: center;
        gap: 14px;
      }
      .feature-list {
        grid-template-columns: 1fr;
      }
      .hero-stats-grid {
        grid-template-columns: 1fr;
      }
    }