/* === Hero === */
  .contact-hero {
    position: relative;
    padding: var(--space-24) 0 var(--space-12);
    text-align: center;
    overflow: hidden;
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
  }

  .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: orbFloat 20s ease-in-out infinite;
  }

  .orb-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    top: -100px;
    right: -50px;
  }

  .orb-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    bottom: -50px;
    left: -50px;
    animation-delay: -10s;
  }

  @keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(20px, -20px) scale(1.05); }
    50% { transform: translate(-10px, 10px) scale(0.95); }
    75% { transform: translate(15px, 15px) scale(1.02); }
  }

  .grid-lines {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
  }

  .hero-content {
    position: relative;
    z-index: 1;
  }

  .hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: var(--font-extrabold);
    letter-spacing: var(--tracking-tighter);
    margin: var(--space-4) 0;
    line-height: 1.1;
  }

  .title-line {
    display: block;
    color: var(--text-primary);
  }

  .title-gradient {
    display: block;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 5s ease infinite;
  }

  @keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
  }

  .hero-subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
    line-height: var(--leading-relaxed);
  }

  /* === Contact Grid === */
  .contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-12);
    align-items: start;
  }

  @media (max-width: 1024px) {
    .contact-grid { grid-template-columns: 1fr; }
  }

  /* === Form === */
  .contact-form-container {
    padding: var(--space-10);
    background: var(--surface-1);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-2xl);
  }

  .form-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-8);
    color: var(--text-primary);
  }

  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
  }

  @media (max-width: 640px) {
    .form-row { grid-template-columns: 1fr; }
  }

  .form-group {
    margin-bottom: var(--space-5);
  }

  .form-group label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--surface-0);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    color: var(--text-primary);
    transition: all var(--duration-fast);
  }

  .form-group input:focus,
  .form-group select:focus,
  .form-group textarea:focus {
    outline: none;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  }

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

  .form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2371717A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    background-size: 18px;
    padding-right: var(--space-10);
  }

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

  .form-note {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    text-align: center;
    margin-top: var(--space-5);
  }

  .form-note a {
    color: var(--brand-primary);
    text-decoration: none;
  }

  .form-note a:hover {
    text-decoration: underline;
  }

  /* Success Message */
  .success-message {
    text-align: center;
    padding: var(--space-10);
  }

  .success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--success-muted);
    border-radius: 50%;
    color: var(--success);
  }

  .success-message h3 {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
  }

  .success-message p {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
  }

  /* === Info Cards === */
  .contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
  }

  .info-card {
    padding: var(--space-6);
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    transition: all var(--duration-fast);
  }

  .info-card:hover {
    border-color: var(--border-default);
  }

  .info-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--brand-gradient-subtle);
    border-radius: var(--radius-lg);
    color: var(--brand-primary);
    margin-bottom: var(--space-4);
  }

  .info-card h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
    color: var(--text-primary);
  }

  .info-card p {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-3);
  }

  .info-card a {
    font-size: var(--text-sm);
    color: var(--brand-primary);
    text-decoration: none;
    font-weight: var(--font-medium);
  }

  .info-card a:hover {
    text-decoration: underline;
  }

  .chat-btn {
    padding: var(--space-2) var(--space-4);
    background: var(--surface-elevated);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--duration-fast);
  }

  .chat-btn:hover {
    background: var(--surface-3);
    border-color: var(--border-strong);
  }

  .social-card h3 {
    margin-bottom: var(--space-4);
  }

  .social-links {
    display: flex;
    gap: var(--space-3);
  }

  .social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    color: var(--text-tertiary);
    transition: all var(--duration-fast);
  }

  .social-link:hover {
    background: var(--surface-3);
    color: var(--text-primary);
    border-color: var(--border-default);
  }

  /* === FAQ === */
  .section-header {
    text-align: center;
    margin-bottom: var(--space-12);
  }

  .section-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-3);
  }

  .section-subtitle {
    color: var(--text-secondary);
  }

  .section-subtitle a {
    color: var(--brand-primary);
    text-decoration: none;
  }

  .faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    max-width: 900px;
    margin: 0 auto;
  }

  @media (max-width: 768px) {
    .faq-grid { grid-template-columns: 1fr; }
  }

  .faq-item {
    padding: var(--space-6);
    background: var(--surface-1);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
  }

  .faq-item h3 {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
    color: var(--text-primary);
  }

  .faq-item p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
  }

  /* Form Error Banner */
  .form-error-banner {
    padding: var(--space-3) var(--space-4);
    background: var(--error-muted);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-lg);
    color: var(--error);
    font-size: var(--text-sm);
    margin-bottom: var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .form-error-banner::before {
    content: '⚠';
  }

  /* Input Error State */
  .form-group input.input-error,
  .form-group select.input-error,
  .form-group textarea.input-error {
    border-color: var(--error);
  }

  .form-group input.input-error:focus,
  .form-group select.input-error:focus,
  .form-group textarea.input-error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
  }

  .field-error {
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--error);
  }

  /* Required indicator */
  .label-required::after {
    content: ' *';
    color: var(--error);
  }

  /* Button loading state */
  .btn .btn-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
  }

  .btn.loading .btn-icon {
    display: none;
  }

  @keyframes spin {
    to { transform: rotate(360deg); }
  }