/* CSS Reset & Variables (斑斓彩调风 Iridescent Chromatic Light Palette) */
    :root {
      --bg-main: #f8fafc;
      --bg-surface: #ffffff;
      --bg-alt: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      
      /* 斑斓彩调核心渐变色系 */
      --c-violet: #7c3aed;
      --c-blue: #2563eb;
      --c-cyan: #06b6d4;
      --c-emerald: #10b981;
      --c-amber: #f59e0b;
      --c-rose: #f43f5e;
      --c-fuchsia: #d946ef;

      --grad-rainbow: linear-gradient(135deg, #7c3aed 0%, #2563eb 25%, #06b6d4 50%, #10b981 75%, #f59e0b 100%);
      --grad-primary: linear-gradient(135deg, #6366f1 0%, #3b82f6 50%, #06b6d4 100%);
      --grad-warm: linear-gradient(135deg, #ec4899 0%, #f43f5e 50%, #f97316 100%);
      --grad-card-border: linear-gradient(135deg, rgba(99,102,241,0.2) 0%, rgba(6,182,212,0.2) 50%, rgba(244,63,94,0.15) 100%);
      --grad-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08), transparent 70%);

      --border-color: #e2e8f0;
      --border-focus: #3b82f6;
      --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
      --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.08);
      --shadow-hover: 0 20px 40px rgba(99, 102, 241, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    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: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(at 0% 0%, rgba(217, 70, 239, 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(6, 182, 212, 0.06) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(245, 158, 11, 0.03) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(99, 102, 241, 0.05) 0px, transparent 50%);
      background-attachment: fixed;
    }

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

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

    /* Container Standard */
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Typography */
    .section-title-wrap {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 52px;
    }

    .badge-chip {
      display: inline-flex;
      align-items: center;
      padding: 6px 16px;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 16px;
      background: #ffffff;
      border: 1px solid rgba(99, 102, 241, 0.25);
      color: var(--c-violet);
      box-shadow: 0 2px 10px rgba(99, 102, 241, 0.08);
    }

    .section-title {
      font-size: 2.25rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: none;
      transition: var(--transition);
      text-align: center;
      white-space: nowrap;
    }

    .btn-rainbow {
      background: var(--grad-rainbow);
      color: #ffffff !important;
      box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
      position: relative;
      z-index: 1;
    }
    .btn-rainbow:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(99, 102, 241, 0.45);
    }

    .btn-solid-blue {
      background: #2563eb;
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
    }
    .btn-solid-blue:hover {
      background: #1d4ed8;
      transform: translateY(-2px);
    }

    .btn-outline {
      background: #ffffff;
      color: var(--text-main) !important;
      border: 1.5px solid var(--border-color);
    }
    .btn-outline:hover {
      border-color: var(--c-blue);
      color: var(--c-blue) !important;
      background: #f8fafc;
      transform: translateY(-2px);
    }

    /* Top Navigation (gap 0 specified) */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      transition: var(--transition);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }

    .brand-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .brand-logo-wrap img {
      height: 42px;
      width: auto;
    }
    .brand-name {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    /* STRICT REQUIREMENT: .nav-links gap must be 0 */
    .nav-links {
      display: flex;
      gap: 0;
      align-items: center;
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .nav-links li a {
      display: block;
      padding: 10px 14px;
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .nav-links li a:hover {
      color: var(--c-blue);
      background: rgba(37, 99, 235, 0.05);
    }

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

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }
    .mobile-menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--text-main);
      margin: 5px 0;
      transition: var(--transition);
    }

    /* Section Global Spacing */
    section {
      padding: 90px 0;
      position: relative;
    }

    /* HERO Section (Strict Requirement: NO IMAGES inside Hero) */
    .hero-section {
      padding: 90px 0 80px;
      position: relative;
      background: 
        radial-gradient(circle at 20% 30%, rgba(124, 58, 237, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 80% 40%, rgba(6, 182, 212, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 50% 80%, rgba(244, 63, 94, 0.05) 0%, transparent 50%),
        #ffffff;
      border-bottom: 1px solid var(--border-color);
      overflow: hidden;
    }

    .hero-inner {
      text-align: center;
      max-width: 980px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 20px;
      background: #ffffff;
      border: 1.5px solid rgba(124, 58, 237, 0.25);
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--c-violet);
      margin-bottom: 24px;
      box-shadow: 0 4px 18px rgba(124, 58, 237, 0.08);
    }
    .hero-badge .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #10b981;
      box-shadow: 0 0 10px #10b981;
    }

    /* Strict Rule: H1 rewritten and <= 20 Chinese characters */
    .hero-h1 {
      font-size: 3rem;
      font-weight: 900;
      color: #0f172a;
      line-height: 1.25;
      letter-spacing: -1px;
      margin-bottom: 24px;
    }
    .hero-h1 .gradient-text {
      background: linear-gradient(135deg, #7c3aed 0%, #2563eb 40%, #06b6d4 80%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    .hero-lead {
      font-size: 1.25rem;
      color: var(--text-muted);
      line-height: 1.8;
      max-width: 840px;
      margin: 0 auto 36px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }
    .hero-actions .btn-official {
      background: linear-gradient(135deg, #10b981 0%, #059669 100%);
      color: #ffffff !important;
      font-weight: 700;
      box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
      padding: 14px 34px;
      font-size: 1.05rem;
    }
    .hero-actions .btn-official:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(16, 185, 129, 0.45);
    }

    /* Hero Metric Stats Grid (Pure CSS & Geometric Cards) */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 40px;
      text-align: left;
    }

    .metric-card {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      position: relative;
      overflow: hidden;
      transition: var(--transition);
    }
    .metric-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--grad-rainbow);
    }
    .metric-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(99, 102, 241, 0.4);
    }
    .metric-val {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .metric-title {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-muted);
    }
    .metric-sub {
      font-size: 0.8rem;
      color: var(--text-light);
      margin-top: 4px;
    }

    /* Model Ticker Banner (No images, pure text badges) */
    .model-ticker-wrap {
      margin-top: 50px;
      padding: 24px;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .model-ticker-title {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-light);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 16px;
      text-align: center;
    }
    .model-badge-flow {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }
    .model-badge {
      display: inline-flex;
      align-items: center;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      font-size: 0.82rem;
      font-weight: 600;
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      color: var(--text-muted);
      transition: var(--transition);
    }
    .model-badge:hover {
      background: #ffffff;
      border-color: var(--c-blue);
      color: var(--c-blue);
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(37, 99, 235, 0.12);
    }

    /* Card Global Styles */
    .feature-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 32px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }
    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(99, 102, 241, 0.35);
    }

    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 20px;
      background: rgba(99, 102, 241, 0.08);
      color: var(--c-violet);
    }

    /* Grid Layouts */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 36px;
      align-items: center;
    }

    /* Platform Showcase Visual Wrappers (Contain media-library images) */
    .media-card-wrap {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      background: #ffffff;
      transition: var(--transition);
    }
    .media-card-wrap:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .media-card-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    /* Process Flow Timeline */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
      margin-top: 20px;
    }
    .process-node {
      background: #ffffff;
      padding: 24px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      text-align: center;
      position: relative;
      transition: var(--transition);
    }
    .process-node:hover {
      transform: translateY(-4px);
      border-color: var(--c-violet);
      box-shadow: var(--shadow-md);
    }
    .node-num {
      width: 44px;
      height: 44px;
      margin: 0 auto 16px;
      border-radius: 50%;
      background: var(--grad-rainbow);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
    }
    .node-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .node-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* Comparison Table Section */
    .comparison-section {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .rating-banner {
      background: linear-gradient(135deg, rgba(124,58,237,0.06) 0%, rgba(6,182,212,0.06) 100%);
      border: 1.5px solid rgba(124,58,237,0.2);
      border-radius: var(--radius-lg);
      padding: 28px 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 36px;
      flex-wrap: wrap;
      gap: 20px;
    }
    .rating-score-box {
      display: flex;
      align-items: baseline;
      gap: 8px;
    }
    .rating-stars {
      color: #f59e0b;
      font-size: 1.6rem;
      letter-spacing: 2px;
    }
    .rating-score-num {
      font-size: 3rem;
      font-weight: 900;
      color: var(--c-violet);
      line-height: 1;
    }
    .rating-score-total {
      font-size: 1.1rem;
      color: var(--text-light);
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.95rem;
    }
    .compare-table th, .compare-table td {
      padding: 18px 24px;
      border-bottom: 1px solid var(--border-color);
    }
    .compare-table th {
      background: #f8fafc;
      font-weight: 700;
      color: var(--text-main);
    }
    .compare-table th.col-highlight {
      background: rgba(99, 102, 241, 0.08);
      color: var(--c-violet);
      border-left: 2px solid var(--c-violet);
      border-right: 2px solid var(--c-violet);
    }
    .compare-table td.col-highlight {
      background: rgba(99, 102, 241, 0.02);
      border-left: 2px solid var(--c-violet);
      border-right: 2px solid var(--c-violet);
      font-weight: 600;
      color: #1e1b4b;
    }
    .badge-win {
      display: inline-block;
      padding: 3px 10px;
      background: #ecfdf5;
      color: #059669;
      border-radius: var(--radius-full);
      font-size: 0.8rem;
      font-weight: 700;
      margin-left: 6px;
    }

    /* Token Price Cards */
    .token-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }
    .token-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--c-blue);
    }
    .token-card.featured {
      border: 2px solid var(--c-violet);
      position: relative;
    }
    .token-badge {
      position: absolute;
      top: -12px;
      right: 24px;
      background: var(--grad-rainbow);
      color: #ffffff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: var(--radius-full);
    }
    .token-price {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      margin: 16px 0;
    }
    .token-price span {
      font-size: 0.9rem;
      color: var(--text-light);
      font-weight: normal;
    }

    /* Demand Match & Form Section */
    .form-wrapper {
      background: #ffffff;
      padding: 44px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      position: relative;
    }
    .form-group {
      margin-bottom: 22px;
    }
    .form-label {
      display: block;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .form-control {
      width: 100%;
      padding: 13px 18px;
      font-size: 0.95rem;
      border-radius: var(--radius-sm);
      border: 1.5px solid var(--border-color);
      background: #f8fafc;
      color: var(--text-main);
      transition: var(--transition);
      outline: none;
    }
    .form-control:focus {
      border-color: var(--c-blue);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }

    /* Reviews Section */
    .review-card {
      background: #ffffff;
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }
    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--c-violet);
    }
    .review-user-info {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-top: 20px;
    }
    .review-avatar-text {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: var(--grad-rainbow);
      color: #ffffff;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
    }
    .review-meta h4 {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .review-meta p {
      font-size: 0.82rem;
      color: var(--text-light);
    }

    /* FAQ Accordion */
    .faq-accordion {
      max-width: 920px;
      margin: 0 auto;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item.active {
      border-color: var(--c-blue);
      box-shadow: var(--shadow-sm);
    }
    .faq-header {
      padding: 20px 26px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-weight: 700;
      font-size: 1.05rem;
      color: var(--text-main);
      user-select: none;
    }
    .faq-icon {
      font-size: 1.25rem;
      color: var(--c-blue);
      transition: var(--transition);
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-body {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #fbfcfe;
    }
    .faq-body-content {
      padding: 0 26px 22px;
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.7;
    }

    /* Article List Area */
    .article-box {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .article-links-wrap {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 16px;
    }
    .article-item-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 18px;
      background: #f8fafc;
      border-radius: var(--radius-sm);
      border: 1px solid #e2e8f0;
      color: var(--text-main);
      font-size: 0.92rem;
      transition: var(--transition);
    }
    .article-item-link:hover {
      background: #ffffff;
      border-color: var(--c-blue);
      color: var(--c-blue);
      transform: translateX(4px);
    }

    /* Footer */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 80px 0 30px;
      border-top: 1px solid #1e293b;
      position: relative;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 60px;
    }
    .footer-col h3 {
      font-size: 1.05rem;
      color: #ffffff;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-col p {
      font-size: 0.9rem;
      line-height: 1.7;
      margin-bottom: 12px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: #94a3b8;
      font-size: 0.9rem;
      transition: var(--transition);
    }
    .footer-links a:hover {
      color: #38bdf8;
      padding-left: 4px;
    }
    .footer-qr-card {
      background: #1e293b;
      padding: 16px;
      border-radius: var(--radius-md);
      display: inline-block;
      text-align: center;
    }
    .footer-qr-card img {
      width: 130px;
      height: 130px;
      border-radius: 8px;
      margin: 0 auto 8px;
    }
    .footer-bottom {
      padding-top: 30px;
      border-top: 1px solid #1e293b;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
      color: #64748b;
    }
    .friend-links-box {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }
    .friend-links-box a {
      color: #94a3b8;
      transition: var(--transition);
    }
    .friend-links-box a:hover {
      color: #38bdf8;
    }

    /* Floating CS & Back to Top */
    .float-widget {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      color: var(--text-main);
      cursor: pointer;
      transition: var(--transition);
      position: relative;
    }
    .float-btn:hover {
      transform: scale(1.08);
      border-color: var(--c-violet);
      color: var(--c-violet);
    }
    .float-qr-popup {
      position: absolute;
      right: 64px;
      bottom: 0;
      background: #ffffff;
      padding: 14px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-lg);
      display: none;
      width: 170px;
      text-align: center;
    }
    .float-qr-popup img {
      width: 140px;
      height: 140px;
      margin-bottom: 6px;
    }
    .float-qr-popup p {
      font-size: 0.8rem;
      color: var(--text-main);
      font-weight: 600;
    }
    .float-btn.cs-trigger:hover .float-qr-popup {
      display: block;
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .hero-h1 {
        font-size: 2.3rem;
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links, .nav-actions .btn-login {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .mobile-menu-drawer {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: #ffffff;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        display: none;
        flex-direction: column;
        gap: 12px;
      }
      .mobile-menu-drawer.open {
        display: flex;
      }
      .mobile-menu-drawer a {
        padding: 10px 16px;
        font-weight: 600;
        color: var(--text-main);
        border-radius: var(--radius-sm);
      }
      .mobile-menu-drawer a:hover {
        background: #f1f5f9;
        color: var(--c-blue);
      }
      .hero-h1 {
        font-size: 1.85rem;
      }
      .hero-lead {
        font-size: 1rem;
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3, .grid-4, .grid-2 {
        grid-template-columns: 1fr;
      }
      .process-timeline {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        align-items: flex-start;
      }
      .form-wrapper {
        padding: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .float-widget {
        right: 16px;
        bottom: 20px;
      }
    }