:root {
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --bg-alt: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --primary: #2563eb;
      --primary-dark: #1d4ed8;
      --accent-orange: #ff5400;
      --accent-yellow: #ffb703;
      --accent-cyan: #06b6d4;
      --accent-purple: #7c3aed;
      --border-color: #e2e8f0;
      --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
      --shadow-pop: 5px 5px 0px #0f172a;
      --radius: 12px;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.2s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 2px solid var(--text-main);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .logo-wrapper {
      height: 44px;
      display: flex;
      align-items: center;
    }
    .brand-name {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .brand-tag {
      background: var(--accent-orange);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      border: 1px solid var(--text-main);
    }
    .main-nav {
      display: flex;
      align-items: center;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
      padding: 8px 12px;
      border-radius: 6px;
      display: inline-block;
    }
    .nav-links li a:hover {
      background: var(--accent-yellow);
      color: var(--text-main);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-weight: 700;
      font-size: 0.95rem;
      border-radius: 8px;
      border: 2px solid var(--text-main);
      cursor: pointer;
      transition: transform 0.15s ease, box-shadow 0.15s ease;
      text-align: center;
    }
    .btn:hover {
      transform: translate(-2px, -2px);
      box-shadow: 4px 4px 0 var(--text-main);
    }
    .btn:active {
      transform: translate(0, 0);
      box-shadow: 0 0 0 var(--text-main);
    }
    .btn-primary {
      background: var(--accent-orange);
      color: #ffffff;
    }
    .btn-highlight {
      background: var(--accent-yellow);
      color: var(--text-main);
    }
    .btn-cyan {
      background: var(--accent-cyan);
      color: #0f172a;
    }
    .btn-purple {
      background: var(--accent-purple);
      color: #ffffff;
    }
    .btn-outline {
      background: #ffffff;
      color: var(--text-main);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: 2px solid var(--text-main);
      padding: 6px 10px;
      font-weight: 800;
      font-size: 1rem;
      border-radius: 6px;
      cursor: pointer;
    }
    .hero-section {
      background: linear-gradient(135deg, #ffffff 0%, #fef3c7 40%, #e0f2fe 100%);
      border-bottom: 2px solid var(--text-main);
      padding: 70px 0 60px 0;
      position: relative;
    }
    .hero-content {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 2px solid var(--text-main);
      padding: 6px 16px;
      border-radius: 50px;
      font-size: 0.88rem;
      font-weight: 700;
      margin-bottom: 20px;
      box-shadow: 3px 3px 0 var(--text-main);
    }
    .hero-title {
      font-size: 2.5rem;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-title span {
      background: var(--accent-yellow);
      padding: 2px 8px;
      border-radius: 6px;
      border: 2px solid var(--text-main);
      display: inline-block;
      margin: 4px;
    }
    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 780px;
      margin: 0 auto 32px auto;
    }
    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 16px;
      margin-bottom: 40px;
    }
    .hero-cta-group .btn {
      font-size: 1.05rem;
      padding: 14px 32px;
    }
    .hero-stats-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow-pop);
    }
    .stat-item {
      text-align: center;
      border-right: 2px dashed var(--border-color);
    }
    .stat-item:last-child {
      border-right: none;
    }
    .stat-num {
      font-size: 1.8rem;
      font-weight: 900;
      color: var(--primary);
    }
    .stat-text {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 600;
    }
    .platform-ticker {
      background: var(--text-main);
      color: #ffffff;
      padding: 12px 0;
      border-bottom: 2px solid var(--text-main);
      overflow: hidden;
      white-space: nowrap;
    }
    .ticker-inner {
      display: inline-block;
      animation: tickerRoll 32s linear infinite;
      font-size: 0.9rem;
      font-weight: 700;
      letter-spacing: 0.5px;
    }
    @keyframes tickerRoll {
      0% { transform: translateX(0); }
      100% { transform: translateX(-50%); }
    }
    .section-wrap {
      padding: 70px 0;
      border-bottom: 2px solid var(--border-color);
    }
    .section-wrap.alt-bg {
      background-color: #f1f5f9;
    }
    .section-header {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 50px auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 800;
      text-transform: uppercase;
      padding: 4px 14px;
      border-radius: 4px;
      border: 2px solid var(--text-main);
      margin-bottom: 12px;
      background: var(--accent-cyan);
      color: var(--text-main);
    }
    .section-title {
      font-size: 2rem;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
    }
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .feature-card {
      background: var(--bg-card);
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: 4px 4px 0 var(--text-main);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      display: flex;
      flex-direction: column;
    }
    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: 6px 6px 0 var(--text-main);
    }
    .card-badge {
      align-self: flex-start;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 3px 8px;
      border-radius: 4px;
      border: 1px solid var(--text-main);
      margin-bottom: 14px;
    }
    .badge-orange { background: #ffedd5; color: #c2410c; }
    .badge-purple { background: #f3e8ff; color: #6b21a8; }
    .badge-green { background: #dcfce7; color: #15803d; }
    .badge-blue { background: #dbeafe; color: #1d4ed8; }
    .badge-pink { background: #fce7f3; color: #be185d; }
    .badge-cyan { background: #cffafe; color: #0e7490; }
    .card-title {
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .card-p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
      margin-bottom: 16px;
    }
    .card-footer-action {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-color);
      padding-top: 12px;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--primary);
    }
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .scene-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: 10px;
      padding: 18px;
      box-shadow: 3px 3px 0 var(--text-main);
    }
    .scene-head {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 8px;
    }
    .scene-icon {
      width: 32px;
      height: 32px;
      border-radius: 6px;
      background: var(--accent-yellow);
      border: 1.5px solid var(--text-main);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-size: 0.9rem;
    }
    .scene-title {
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text-main);
    }
    .scene-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.5;
    }
    .step-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 24px;
      position: relative;
      box-shadow: 4px 4px 0 var(--text-main);
    }
    .step-index {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--accent-orange);
      color: #ffffff;
      font-weight: 900;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      border: 2px solid var(--text-main);
      margin-bottom: 16px;
    }
    .step-name {
      font-size: 1.15rem;
      font-weight: 800;
      margin-bottom: 8px;
    }
    .step-detail {
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .image-showcase-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      align-items: stretch;
      margin-bottom: 24px;
    }
    .image-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 16px;
      box-shadow: 4px 4px 0 var(--text-main);
    }
    .image-card-title {
      font-size: 1.1rem;
      font-weight: 800;
      margin-bottom: 10px;
    }
    .image-wrapper {
      border: 1px solid var(--border-color);
      border-radius: 8px;
      overflow: hidden;
      background: #f8fafc;
    }
    .banner-trio-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .compare-container {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 28px;
      box-shadow: var(--shadow-pop);
      margin-bottom: 30px;
    }
    .rating-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: #fef08a;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      padding: 16px 24px;
      margin-bottom: 24px;
    }
    .rating-left {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .rating-badge {
      font-size: 1.4rem;
      color: var(--accent-orange);
      letter-spacing: 2px;
    }
    .rating-score {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--text-main);
      line-height: 1;
    }
    .rating-max {
      font-size: 1rem;
      color: var(--text-muted);
      font-weight: 600;
    }
    .rating-desc {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .table-responsive {
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }
    .compare-table th, .compare-table td {
      padding: 14px 16px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.92rem;
    }
    .compare-table th {
      background: var(--bg-alt);
      color: var(--text-main);
      font-weight: 800;
      border-top: 1px solid var(--border-color);
    }
    .compare-table tr:hover td {
      background: #fffbeb;
    }
    .highlight-cell {
      background: #eff6ff;
      font-weight: 800;
      color: var(--primary-dark);
      border-left: 2px solid var(--primary);
      border-right: 2px solid var(--primary);
    }
    .compare-table th.highlight-head {
      background: var(--primary);
      color: #ffffff;
      border-left: 2px solid var(--text-main);
      border-right: 2px solid var(--text-main);
    }
    .price-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .price-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 28px;
      box-shadow: 4px 4px 0 var(--text-main);
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .price-card.featured {
      background: #fdf4ff;
      border-color: var(--accent-purple);
      box-shadow: 6px 6px 0 var(--accent-purple);
    }
    .price-tag {
      position: absolute;
      top: -12px;
      right: 20px;
      background: var(--accent-orange);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 4px 10px;
      border-radius: 4px;
      border: 1.5px solid var(--text-main);
    }
    .price-title {
      font-size: 1.35rem;
      font-weight: 800;
      margin-bottom: 8px;
    }
    .price-cost {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .price-cost span {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-muted);
    }
    .price-features {
      list-style: none;
      margin: 20px 0;
      flex-grow: 1;
    }
    .price-features li {
      font-size: 0.9rem;
      padding: 6px 0;
      border-bottom: 1px dashed var(--border-color);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .price-features li::before {
      content: "✓";
      color: #16a34a;
      font-weight: 900;
    }
    .form-box {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 36px;
      box-shadow: var(--shadow-pop);
      max-width: 820px;
      margin: 0 auto;
    }
    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
      margin-bottom: 18px;
    }
    .form-group.full {
      grid-column: span 2;
    }
    .form-label {
      display: block;
      font-weight: 700;
      font-size: 0.9rem;
      margin-bottom: 6px;
      color: var(--text-main);
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 2px solid var(--text-main);
      border-radius: 6px;
      font-size: 0.95rem;
      background: #f8fafc;
      color: var(--text-main);
      outline: none;
      transition: all 0.2s ease;
    }
    .form-control:focus {
      background: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .review-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 22px;
      box-shadow: 4px 4px 0 var(--text-main);
      display: flex;
      flex-direction: column;
    }
    .review-top {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }
    .reviewer-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--accent-cyan);
      border: 2px solid var(--text-main);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-size: 1.1rem;
    }
    .reviewer-name {
      font-weight: 800;
      font-size: 1rem;
    }
    .reviewer-role {
      font-size: 0.8rem;
      color: var(--text-muted);
    }
    .review-text {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }
    .review-stars {
      color: #eab308;
      font-size: 1rem;
      margin-top: 10px;
    }
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      box-shadow: 3px 3px 0 var(--text-main);
      overflow: hidden;
    }
    .faq-question {
      padding: 16px 20px;
      font-size: 1.05rem;
      font-weight: 800;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #ffffff;
      transition: background 0.2s ease;
    }
    .faq-question:hover {
      background: #f8fafc;
    }
    .faq-toggle-icon {
      font-size: 1.2rem;
      font-weight: 900;
      transition: transform 0.2s ease;
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      display: none;
      padding: 0 20px 16px 20px;
      font-size: 0.92rem;
      color: var(--text-muted);
      border-top: 1px dashed var(--border-color);
      line-height: 1.65;
    }
    .faq-item.active .faq-answer {
      display: block;
    }
    .wiki-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .wiki-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      padding: 20px;
      box-shadow: 3px 3px 0 var(--text-main);
    }
    .wiki-title {
      font-size: 1.1rem;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--primary-dark);
    }
    .wiki-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .news-container {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow-pop);
      margin-bottom: 24px;
    }
    .news-tag-bar {
      margin-bottom: 16px;
      padding-bottom: 12px;
      border-bottom: 2px dashed var(--border-color);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .news-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .news-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 14px;
      border-radius: 6px;
      background: #f8fafc;
      border: 1px solid var(--border-color);
      transition: all 0.2s ease;
    }
    .news-item:hover {
      border-color: var(--primary);
      background: #eff6ff;
      transform: translateX(4px);
    }
    .news-title {
      font-weight: 700;
      font-size: 0.92rem;
      color: var(--text-main);
    }
    .news-date {
      font-size: 0.8rem;
      color: #64748b;
    }
    .agent-box {
      background: linear-gradient(135deg, #fef08a 0%, #fde047 100%);
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 40px 30px;
      box-shadow: var(--shadow-pop);
      text-align: center;
    }
    .agent-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin: 30px 0;
      text-align: left;
    }
    .agent-benefit {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      padding: 18px;
      box-shadow: 3px 3px 0 var(--text-main);
    }
    .agent-b-title {
      font-weight: 800;
      font-size: 1.05rem;
      margin-bottom: 6px;
    }
    .agent-b-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
    }
    .contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 30px;
      align-items: flex-start;
    }
    .contact-info-card {
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: var(--radius);
      padding: 30px;
      box-shadow: var(--shadow-pop);
    }
    .info-item {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      margin-bottom: 18px;
    }
    .info-icon {
      width: 40px;
      height: 40px;
      border-radius: 8px;
      background: var(--accent-yellow);
      border: 1.5px solid var(--text-main);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      flex-shrink: 0;
    }
    .info-text-title {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 600;
    }
    .info-text-val {
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text-main);
    }
    .qr-box {
      border: 2px dashed var(--border-color);
      border-radius: 8px;
      padding: 16px;
      text-align: center;
      margin-top: 20px;
      background: #f8fafc;
    }
    .qr-img-wrapper {
      max-width: 140px;
      margin: 0 auto 10px auto;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      overflow: hidden;
      background: #ffffff;
      padding: 6px;
    }
    .site-footer {
      background: #ffffff;
      border-top: 2px solid var(--text-main);
      padding: 50px 0 30px 0;
      color: var(--text-main);
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
      gap: 30px;
      margin-bottom: 40px;
    }
    .footer-col-title {
      font-size: 1.05rem;
      font-weight: 800;
      margin-bottom: 16px;
      position: relative;
      padding-bottom: 8px;
    }
    .footer-col-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 28px;
      height: 3px;
      background: var(--accent-orange);
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .footer-links a {
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .footer-links a:hover {
      color: var(--primary);
      text-decoration: underline;
    }
    .friend-links-box {
      border-top: 1px solid var(--border-color);
      padding: 20px 0;
      margin-bottom: 20px;
    }
    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
      margin-top: 10px;
    }
    .friend-links-list a {
      font-size: 0.86rem;
      background: var(--bg-alt);
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid var(--border-color);
      color: var(--text-main);
    }
    .friend-links-list a:hover {
      background: var(--accent-yellow);
      border-color: var(--text-main);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      font-size: 0.85rem;
      color: var(--text-muted);
    }
    .floating-tools {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .tool-btn {
      width: 48px;
      height: 48px;
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      box-shadow: 3px 3px 0 var(--text-main);
      cursor: pointer;
      position: relative;
      transition: all 0.2s ease;
    }
    .tool-btn:hover {
      background: var(--accent-yellow);
      transform: translateY(-3px);
    }
    .tool-popover {
      position: absolute;
      right: 56px;
      bottom: 0;
      background: #ffffff;
      border: 2px solid var(--text-main);
      border-radius: 8px;
      padding: 12px;
      box-shadow: 4px 4px 0 var(--text-main);
      display: none;
      width: 170px;
      text-align: center;
    }
    .tool-btn:hover .tool-popover {
      display: block;
    }
    @media (max-width: 1024px) {
      .feature-grid, .price-grid, .reviews-grid, .wiki-grid, .agent-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scene-grid, .step-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-stats-bar {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .main-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        border-bottom: 2px solid var(--text-main);
        padding: 16px;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
      }
      .main-nav.show {
        display: block;
      }
      .nav-links {
        flex-direction: column;
        align-items: flex-start;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        width: 100%;
        padding: 10px 0;
        border-bottom: 1px dashed var(--border-color);
      }
      .header-actions .btn-login {
        display: none;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .hero-stats-bar {
        grid-template-columns: 1fr;
      }
      .stat-item {
        border-right: none;
        border-bottom: 1px dashed var(--border-color);
        padding-bottom: 12px;
      }
      .stat-item:last-child {
        border-bottom: none;
        padding-bottom: 0;
      }
      .feature-grid, .scene-grid, .step-grid, .price-grid, .reviews-grid, .wiki-grid, .agent-grid, .image-showcase-grid, .banner-trio-grid {
        grid-template-columns: 1fr;
      }
      .contact-grid {
        grid-template-columns: 1fr;
      }
      .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group.full {
        grid-column: span 1;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        text-align: center;
        gap: 12px;
      }
    }