/* CSS Reset & Design Tokens - 鲜黄耀眼企业风 */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    :root {
      --primary: #F59E0B;
      --primary-hover: #D97706;
      --primary-light: #FEF3C7;
      --primary-gradient: linear-gradient(135deg, #FBBF24 0%, #F59E0B 50%, #D97706 100%);
      --accent-yellow: #FACC15;
      --accent-glow: rgba(245, 158, 11, 0.25);
      
      --bg-main: #FFFDF8;
      --bg-alt: #FDF9EE;
      --bg-card: #FFFFFF;
      --bg-dark: #111827;
      --bg-dark-card: #1F2937;
      
      --text-main: #0F172A;
      --text-muted: #475569;
      --text-light: #94A3B8;
      --text-white: #FFFFFF;
      
      --border-color: #FDE68A;
      --border-subtle: #E2E8F0;
      
      --shadow-sm: 0 2px 8px rgba(245, 158, 11, 0.08);
      --shadow-md: 0 8px 24px rgba(217, 119, 6, 0.12);
      --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.08);
      
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --radius-full: 9999px;
      
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* Container System */
    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* Section Layout */
    .section-wrap {
      padding: 70px 0;
      position: relative;
    }

    .section-alt {
      background-color: var(--bg-alt);
      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 auto;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 14px;
      background: var(--primary-light);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 700;
      color: #92400E;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 253, 248, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 2px solid var(--border-color);
      transition: var(--transition);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .brand-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-logo-wrap {
      width: 140px;
      display: flex;
      align-items: center;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

    .nav-link-item {
      padding: 8px 12px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
      border-radius: var(--radius-sm);
      white-space: nowrap;
    }

    .nav-link-item:hover, .nav-link-item.active {
      color: #B45309;
      background-color: var(--primary-light);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .nav-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--text-main);
      padding: 4px;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 11px 24px;
      font-size: 0.95rem;
      font-weight: 700;
      border-radius: var(--radius-md);
      cursor: pointer;
      transition: var(--transition);
      border: none;
      text-align: center;
    }

    .btn-primary {
      background: var(--primary-gradient);
      color: #0F172A;
      box-shadow: 0 4px 14px var(--accent-glow);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(217, 119, 6, 0.35);
      color: #000000;
    }

    .btn-secondary {
      background: #FFFFFF;
      color: var(--text-main);
      border: 1px solid var(--border-color);
    }

    .btn-secondary:hover {
      background: var(--primary-light);
      border-color: var(--primary);
    }

    .btn-dark {
      background: var(--bg-dark);
      color: var(--text-white);
    }

    .btn-dark:hover {
      background: #000000;
    }

    .btn-sm {
      padding: 7px 16px;
      font-size: 0.85rem;
      border-radius: var(--radius-sm);
    }

    .btn-block {
      width: 100%;
    }

    /* Hero Section (Strictly NO Images as requested) */
    .hero-section {
      padding: 70px 0 50px 0;
      background: radial-gradient(circle at 50% 10%, #FEF9C3 0%, #FFFDF8 70%);
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      padding: 6px 18px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      font-weight: 700;
      color: #B45309;
      box-shadow: var(--shadow-sm);
      margin-bottom: 22px;
    }

    .hero-content {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }

    .hero-title {
      font-size: 2.7rem;
      font-weight: 900;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title span {
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 34px;
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 44px;
    }

    .hero-stats {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-md);
      max-width: 960px;
      margin: 0 auto;
    }

    .stat-item {
      text-align: center;
      border-right: 1px solid #F1F5F9;
      padding: 6px 12px;
    }

    .stat-item:last-child {
      border-right: none;
    }

    .stat-number {
      font-size: 1.9rem;
      font-weight: 800;
      color: #B45309;
      line-height: 1.2;
      font-feature-settings: "tnum";
    }

    .stat-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-top: 4px;
      font-weight: 600;
    }

    /* Model Cloud Banner */
    .model-strip {
      background: #FFFBEB;
      border-bottom: 1px solid var(--border-color);
      padding: 16px 0;
      overflow: hidden;
    }

    .model-tags-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
      justify-content: center;
    }

    .model-tag {
      background: #FFFFFF;
      border: 1px solid #FDE68A;
      padding: 5px 12px;
      border-radius: var(--radius-full);
      font-size: 0.78rem;
      font-weight: 700;
      color: #78350F;
      transition: var(--transition);
    }

    .model-tag:hover {
      background: var(--primary);
      color: #0F172A;
      transform: translateY(-2px);
    }

    /* Cards & Grids */
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }

    .card-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-md);
      background: var(--primary-light);
      color: #B45309;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      font-weight: bold;
      margin-bottom: 18px;
      border: 1px solid #FDE68A;
    }

    .card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .card-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }

    .card-footer {
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px dashed #F1F5F9;
      font-size: 0.85rem;
      font-weight: 600;
      color: #B45309;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    /* Media Box */
    .media-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .media-card-img-wrap {
      width: 100%;
      background: #F8FAFC;
      border-bottom: 1px solid #F1F5F9;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .media-card-body {
      padding: 20px;
    }

    /* Comparison Table Component */
    .table-container {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      overflow-x: auto;
      margin-bottom: 24px;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #F1F5F9;
      font-size: 0.92rem;
    }

    .compare-table th {
      background: #FFFBEB;
      color: #78350F;
      font-weight: 700;
    }

    .compare-table tr:last-child td {
      border-bottom: none;
    }

    .compare-table td.highlight {
      background: #FFFDF5;
      font-weight: 700;
      color: #B45309;
      border-left: 2px solid var(--primary);
      border-right: 2px solid var(--primary);
    }

    .rating-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #FEF3C7;
      color: #92400E;
      font-weight: 800;
      padding: 4px 10px;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
    }

    /* Process Steps */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      position: relative;
    }

    .step-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .step-num {
      width: 36px;
      height: 36px;
      border-radius: var(--radius-full);
      background: var(--primary);
      color: #0F172A;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
      margin-bottom: 14px;
      box-shadow: var(--shadow-sm);
    }

    /* FAQ Accordion */
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 18px 20px;
      font-weight: 700;
      font-size: 0.98rem;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #FFFFFF;
      user-select: none;
      transition: var(--transition);
    }

    .faq-question:hover {
      background: #FFFBEB;
      color: #B45309;
    }

    .faq-icon {
      font-size: 1.2rem;
      color: #B45309;
      transition: var(--transition);
      font-weight: bold;
    }

    .faq-answer {
      padding: 0 20px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out, padding 0.3s ease;
      background: #FFFDF8;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    .faq-item.active .faq-answer {
      padding: 0 20px 18px 20px;
      max-height: 300px;
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* Testimonials */
    .review-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 18px;
      font-style: italic;
    }

    .reviewer-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F1F5F9;
      padding-top: 14px;
    }

    .reviewer-avatar {
      width: 42px;
      height: 42px;
      border-radius: var(--radius-full);
      background: #FEF3C7;
      color: #B45309;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.9rem;
      border: 1px solid #FDE68A;
    }

    .reviewer-name {
      font-weight: 700;
      font-size: 0.95rem;
      color: var(--text-main);
    }

    .reviewer-role {
      font-size: 0.8rem;
      color: #B45309;
    }

    /* Form Styles */
    .form-container {
      background: #FFFFFF;
      border: 2px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group.full-width {
      grid-column: span 2;
    }

    .form-label {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #CBD5E1;
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      background: #F8FAFC;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
    }

    .form-control:focus {
      background: #FFFFFF;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
    }

    textarea.form-control {
      min-height: 100px;
      resize: vertical;
    }

    /* Articles Section */
    .article-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .article-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 18px;
      background: #FFFFFF;
      border: 1px solid #FDE68A;
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }

    .article-item:hover {
      background: #FFFBEB;
      border-color: var(--primary);
      transform: translateX(4px);
    }

    .article-title {
      font-weight: 600;
      font-size: 0.92rem;
      color: var(--text-main);
    }

    .article-link-tag {
      font-size: 0.82rem;
      color: #B45309;
      font-weight: 700;
    }

    /* Partner & Agency Banner */
    .partner-banner {
      background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
      border: 2px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      box-shadow: var(--shadow-sm);
    }

    /* Contact Block */
    .contact-info-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .contact-info-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.95rem;
      color: var(--text-main);
    }

    .contact-badge {
      width: 32px;
      height: 32px;
      border-radius: var(--radius-sm);
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      color: #B45309;
      font-size: 0.85rem;
    }

    /* Footer */
    .site-footer {
      background: #0F172A;
      color: #94A3B8;
      padding: 56px 0 24px 0;
      border-top: 4px solid var(--primary);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-heading {
      color: #FFFFFF;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #CBD5E1;
      font-size: 0.88rem;
    }

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

    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .friend-links a {
      color: #E2E8F0;
      background: #1E293B;
      padding: 5px 12px;
      border-radius: var(--radius-sm);
      font-size: 0.82rem;
      border: 1px solid #334155;
    }

    .friend-links a:hover {
      background: var(--primary);
      color: #0F172A;
    }

    .footer-bottom {
      border-top: 1px solid #1E293B;
      padding-top: 24px;
      text-align: center;
      font-size: 0.82rem;
      color: #64748B;
      display: flex;
      flex-direction: column;
      gap: 8px;
      align-items: center;
    }

    /* Floating Customer Service */
    .float-service {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: var(--radius-full);
      background: var(--primary);
      color: #0F172A;
      box-shadow: 0 6px 16px rgba(0,0,0,0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      font-weight: 800;
      cursor: pointer;
      border: none;
      transition: var(--transition);
    }

    .float-btn:hover {
      transform: scale(1.08);
      background: #FBBF24;
    }

    .qr-modal {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.6);
      z-index: 2000;
      align-items: center;
      justify-content: center;
      padding: 20px;
    }

    .qr-modal-box {
      background: #FFFFFF;
      padding: 28px;
      border-radius: var(--radius-lg);
      max-width: 320px;
      width: 100%;
      text-align: center;
      position: relative;
      box-shadow: var(--shadow-lg);
    }

    .qr-modal-close {
      position: absolute;
      top: 10px;
      right: 14px;
      background: none;
      border: none;
      font-size: 1.4rem;
      cursor: pointer;
      color: #94A3B8;
    }

    /* Responsive Queries */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 2.2rem;
      }
      .grid-4, .hero-stats {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .partner-banner {
        flex-direction: column;
        text-align: center;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 2px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-toggle {
        display: block;
      }
      .hero-title {
        font-size: 1.8rem;
      }
      .hero-stats {
        grid-template-columns: 1fr;
      }
      .grid-2, .grid-3, .grid-4, .faq-grid, .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group.full-width {
        grid-column: span 1;
      }
      .process-timeline {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .section-wrap {
        padding: 50px 0;
      }
    }