/* Page styles for whois-history.php (extracted from the original design) */
    :root {
      --primary-navy: #0f172a;
      --navy-light: #1e293b;
      --accent-orange: #f97316;
      --orange-hover: #ea580c;
      --bg-light: #f8fafc;
      --text-dark: #0f172a;
      --text-muted: #64748b;
      --border-color: #cbd5e1;
      --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: 'Inter', system-ui, -apple-system, sans-serif;
      background-color: var(--bg-light);
      color: var(--text-dark);
      line-height: 1.6;
    }

    a {
      color: var(--accent-orange);
      text-decoration: none;
      transition: all 0.2s ease;
    }

    a:hover {
      color: var(--orange-hover);
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* Top Utility Header */
    .top-bar {
      background-color: var(--primary-navy);
      color: #94a3b8;
      font-size: 13px;
      padding: 8px 0;
      border-bottom: 1px solid #334155;
    }

    .top-bar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .top-info span {
      margin-right: 20px;
    }

    .top-info i {
      color: var(--accent-orange);
      margin-right: 6px;
    }

    .top-actions button {
      background: var(--accent-orange);
      color: #ffffff;
      border: none;
      padding: 4px 12px;
      border-radius: 4px;
      font-weight: 600;
      font-size: 12px;
      cursor: pointer;
      margin-left: 8px;
    }

    .top-actions button:hover {
      background: var(--orange-hover);
    }

    /* Main Navigation Header */
    .main-header {
      background-color: #ffffff;
      box-shadow: 0 2px 4px rgba(0,0,0,0.05);
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .nav-wrapper {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 70px;
    }

    .logo {
      display: flex;
      align-items: center;
      font-size: 22px;
      font-weight: 800;
      color: var(--primary-navy);
      letter-spacing: -0.5px;
    }

    .logo i {
      color: var(--accent-orange);
      margin-right: 8px;
      font-size: 26px;
    }

    .nav-links {
      display: flex;
      list-style: none;
      gap: 24px;
      align-items: center;
    }

    .nav-links a {
      color: var(--primary-navy);
      font-weight: 600;
      font-size: 14px;
    }

    .nav-links a.active, .nav-links a:hover {
      color: var(--accent-orange);
    }

    /* Hero Banner */
    .page-hero {
      background-color: var(--primary-navy);
      color: #ffffff;
      padding: 24px 0;
      border-bottom: 4px solid var(--accent-orange);
    }

    .page-hero h1 {
      font-size: 28px;
      font-weight: 700;
    }

    /* Content Layout */
    .content-wrapper {
      background: #ffffff;
      padding: 36px;
      margin: 30px 0 50px;
      border-radius: 6px;
      box-shadow: var(--card-shadow);
      border: 1px solid #e2e8f0;
    }

    /* Graphic Hero Banner */
    .promo-hero-card {
      background: linear-gradient(135deg, #f97316 0%, #ea580c 50%, #c2410c 100%);
      border-radius: 8px;
      padding: 32px 24px;
      color: #ffffff;
      text-align: center;
      margin-bottom: 36px;
      box-shadow: 0 10px 15px -3px rgba(249, 115, 22, 0.3);
    }

    .promo-hero-card .tagline {
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      color: #ffedd5;
      margin-bottom: 6px;
    }

    .promo-hero-card h2 {
      font-size: 28px;
      font-weight: 900;
      letter-spacing: -0.5px;
      margin-bottom: 8px;
      text-shadow: 0 2px 4px rgba(0,0,0,0.15);
    }

    .promo-hero-card p.domain-url {
      font-size: 14px;
      font-weight: 700;
      background: rgba(15, 23, 42, 0.4);
      display: inline-block;
      padding: 4px 16px;
      border-radius: 20px;
      letter-spacing: 0.5px;
    }

    /* Split Section Layout */
    .tables-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }

    .table-column h3 {
      font-size: 17px;
      font-weight: 800;
      color: var(--primary-navy);
      margin-bottom: 12px;
    }

    .table-column p.desc {
      font-size: 13px;
      color: #475569;
      line-height: 1.5;
      margin-bottom: 16px;
      min-height: 56px;
    }

    /* Data Tables */
    .data-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 13px;
      background: #ffffff;
      box-shadow: var(--card-shadow);
      border-radius: 4px;
      overflow: hidden;
    }

    .data-table th, .data-table td {
      border: 1px solid var(--border-color);
      padding: 8px 12px;
      text-align: left;
    }

    .data-table th {
      background-color: var(--primary-navy);
      color: #ffffff;
      font-weight: 700;
    }

    .data-table tr:nth-child(even) {
      background-color: #f8fafc;
    }

    .btn-download-sm {
      background-color: var(--primary-navy);
      color: #ffffff;
      border: none;
      padding: 4px 10px;
      border-radius: 3px;
      font-size: 11px;
      font-weight: 700;
      cursor: pointer;
    }

    .btn-download-sm:hover {
      background-color: var(--navy-light);
    }

    .btn-buy-sm {
      background-color: var(--accent-orange);
      color: #ffffff;
      border: none;
      padding: 4px 12px;
      border-radius: 3px;
      font-size: 11px;
      font-weight: 700;
      cursor: pointer;
    }

    .btn-buy-sm:hover {
      background-color: var(--orange-hover);
    }

    /* Footer */
    footer {
      background-color: var(--primary-navy);
      color: #cbd5e1;
      padding-top: 40px;
    }

    .footer-ribbon {
      background-color: var(--accent-orange);
      color: #ffffff;
      display: inline-block;
      padding: 6px 20px;
      font-weight: 700;
      font-size: 13px;
      margin-bottom: 24px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 30px;
      padding-bottom: 30px;
      border-bottom: 1px solid #334155;
    }

    .footer-col h4 {
      color: #ffffff;
      font-size: 15px;
      margin-bottom: 14px;
    }

    .footer-links {
      list-style: none;
    }

    .footer-links li {
      margin-bottom: 8px;
    }

    .footer-links a {
      color: #94a3b8;
      font-size: 13px;
    }

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

    .footer-bottom {
      padding: 16px 0;
      text-align: center;
      font-size: 12px;
      color: #64748b;
    }

    /* Floating Chat Button */
    .floating-chat {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background: var(--accent-orange);
      color: #fff;
      padding: 10px 18px;
      border-radius: 20px;
      font-weight: 700;
      font-size: 13px;
      box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 8px;
      z-index: 1000;
    }

    @media (max-width: 900px) {
      .tables-grid {
        grid-template-columns: 1fr;
      }
    }