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

      :root {
        --blue: #2563eb;
        --blue-dark: #1d4ed8;
        --blue-light: #dbeafe;
        --blue-50: #eff6ff;
        --navy: #0f172a;
        --navy-light: #1e293b;
        --gray-50: #f8fafc;
        --gray-100: #f1f5f9;
        --gray-200: #e2e8f0;
        --gray-300: #cbd5e1;
        --gray-400: #94a3b8;
        --gray-500: #64748b;
        --gray-600: #475569;
        --gray-700: #334155;
        --gray-900: #0f172a;
      }

      body {
        font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        color: var(--gray-900);
        background: #fff;
        line-height: 1.6;
      }

      .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
      }

      /* Navbar */
      .navbar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--gray-200);
        height: 64px;
        display: flex;
        align-items: center;
      }

      .navbar .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
      }

      .navbar-logo {
        font-size: 20px;
        font-weight: 700;
        color: var(--gray-900);
        text-decoration: none;
        letter-spacing: -0.5px;
      }

      .navbar-logo span {
        color: var(--blue);
      }

      .navbar-links {
        display: flex;
        align-items: center;
        gap: 32px;
        list-style: none;
      }

      .navbar-links a {
        font-size: 14px;
        font-weight: 500;
        color: var(--gray-600);
        text-decoration: none;
        transition: color 0.2s;
      }

      .navbar-links a:hover {
        color: var(--gray-900);
      }

      .navbar-links a.active {
        color: var(--blue);
      }

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

      .btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 10px 20px;
        font-size: 14px;
        font-weight: 600;
        font-family: inherit;
        border-radius: 8px;
        border: none;
        cursor: pointer;
        text-decoration: none;
        transition: all 0.2s;
      }

      .btn-ghost {
        background: transparent;
        color: var(--gray-700);
      }

      .btn-ghost:hover {
        background: var(--gray-100);
      }

      .btn-primary {
        background: var(--blue);
        color: #fff;
      }

      .btn-primary:hover {
        background: var(--blue-dark);
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
      }

      .menu-toggle {
        display: none;
        background: none;
        border: none;
        cursor: pointer;
        padding: 8px;
      }

      .menu-toggle span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--gray-700);
        margin: 5px 0;
      }

      /* Page Header */
      .page-header {
        padding: 140px 0 60px;
        background: var(--gray-50);
        border-bottom: 1px solid var(--gray-200);
      }

      .page-header h1 {
        font-size: 42px;
        font-weight: 700;
        letter-spacing: -1px;
        margin-bottom: 12px;
      }

      .page-header p {
        font-size: 17px;
        color: var(--gray-500);
        max-width: 600px;
        line-height: 1.7;
      }

      /* Contact Layout */
      .contact-section {
        padding: 64px 0 100px;
      }

      .contact-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 64px;
      }

      /* Contact Info */
      .contact-info h2 {
        font-size: 24px;
        font-weight: 700;
        letter-spacing: -0.5px;
        margin-bottom: 24px;
      }

      .contact-info p {
        font-size: 15px;
        color: var(--gray-500);
        line-height: 1.8;
        margin-bottom: 32px;
      }

      .contact-channels {
        list-style: none;
      }

      .contact-channels li {
        padding: 20px 0;
        border-bottom: 1px solid var(--gray-200);
      }

      .contact-channels li:first-child {
        border-top: 1px solid var(--gray-200);
      }

      .contact-label {
        font-size: 12px;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 1.5px;
        color: var(--gray-400);
        margin-bottom: 4px;
      }

      .contact-value {
        font-size: 16px;
        font-weight: 500;
      }

      .contact-value a {
        color: var(--blue);
        text-decoration: none;
      }

      .contact-value a:hover {
        text-decoration: underline;
      }

      /* Contact Form */
      .contact-form h2 {
        font-size: 24px;
        font-weight: 700;
        letter-spacing: -0.5px;
        margin-bottom: 24px;
      }

      .form-group {
        margin-bottom: 20px;
      }

      .form-group label {
        display: block;
        font-size: 13px;
        font-weight: 500;
        color: var(--gray-600);
        margin-bottom: 6px;
      }

      .form-group input,
      .form-group select,
      .form-group textarea {
        width: 100%;
        padding: 12px 16px;
        font-size: 15px;
        font-family: inherit;
        background: var(--gray-50);
        border: 1px solid var(--gray-200);
        border-radius: 10px;
        color: var(--gray-900);
        outline: none;
        transition: border-color 0.2s, box-shadow 0.2s;
      }

      .form-group input:focus,
      .form-group select:focus,
      .form-group textarea:focus {
        border-color: var(--blue);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
      }

      .form-group textarea {
        resize: vertical;
        min-height: 120px;
      }

      .form-group input::placeholder,
      .form-group textarea::placeholder {
        color: var(--gray-400);
      }

      .form-submit {
        margin-top: 8px;
      }

      .form-submit .btn {
        padding: 14px 28px;
        font-size: 15px;
      }

      .form-note {
        margin-top: 16px;
        font-size: 13px;
        color: var(--gray-400);
        line-height: 1.5;
      }

      .form-success {
        display: none;
        padding: 20px;
        background: #f0fdf4;
        border: 1px solid #bbf7d0;
        border-radius: 10px;
        font-size: 15px;
        color: #166534;
        line-height: 1.5;
      }

      .form-success.visible {
        display: block;
      }

      /* Footer */
      .footer {
        padding: 48px 0;
        border-top: 1px solid var(--gray-200);
      }

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

      .footer-brand {
        font-size: 16px;
        font-weight: 600;
        color: var(--gray-900);
      }

      .footer-brand span {
        color: var(--blue);
      }

      .footer-links {
        display: flex;
        gap: 24px;
        list-style: none;
      }

      .footer-links a {
        font-size: 13px;
        color: var(--gray-500);
        text-decoration: none;
        transition: color 0.2s;
      }

      .footer-links a:hover {
        color: var(--gray-900);
      }

      .footer-copy {
        font-size: 13px;
        color: var(--gray-400);
      }

      @media (max-width: 768px) {
        .navbar-links {
          display: none;
        }

        .menu-toggle {
          display: block;
        }

        .page-header {
          padding: 100px 0 40px;
        }

        .page-header h1 {
          font-size: 32px;
        }

        .contact-grid {
          grid-template-columns: 1fr;
          gap: 48px;
        }

        .footer .container {
          flex-direction: column;
          gap: 16px;
          text-align: center;
        }

        .footer-links {
          display: contents;
        }
      }