/* ============================================
   AC & REFRIGERATION TRAINING INSTITUTE
   Responsive Styles
   ============================================ */

/* ─── Tablet ─── */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px 0;
  }

  .section__header {
    margin-bottom: 40px;
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 120px 0 60px;
    min-height: auto;
  }

  .hero__stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .hero__stat {
    flex: 1;
    min-width: 100px;
  }

  .trust-bar__inner {
    gap: 30px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .process-step {
    max-width: 100%;
    flex: none;
    width: 45%;
  }

  .btn-group {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    justify-content: center;
  }

  .verify-form {
    flex-direction: column;
  }

  .admission-steps {
    flex-wrap: wrap;
    gap: 16px;
  }

  .admission-step::before {
    display: none;
  }

  .admission-step {
    flex: none;
    width: calc(50% - 8px);
  }

  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .data-table {
    font-size: 0.78rem;
  }

  .data-table th,
  .data-table td {
    padding: 10px 8px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

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

/* ─── Small Tablet ─── */
@media (max-width: 600px) {
  .stat-cards {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── Mobile ─── */
@media (max-width: 425px) {
  html {
    font-size: 14px;
  }

  .container {
    padding: 0 16px;
  }

  .section {
    padding: 50px 0;
  }

  .hero {
    padding: 100px 0 50px;
  }

  .hero__title {
    font-size: 1.8rem;
  }

  .hero__stats {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .trust-bar__inner {
    flex-direction: column;
    gap: 20px;
  }

  .trust-item__number {
    font-size: 1.8rem;
  }

  .feature-card {
    padding: 24px 16px;
  }

  .testimonial-card {
    padding: 24px;
  }

  .navbar__inner {
    height: 64px;
  }

  .mobile-nav {
    top: 64px;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-float__btn {
    width: 52px;
    height: 52px;
    font-size: 1.5rem;
  }

  .lightbox {
    padding: 20px;
  }

  .card__body {
    padding: 18px;
  }

  .card__footer {
    padding: 12px 18px;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }
}

/* ─── Extra Small ─── */
@media (max-width: 360px) {
  html {
    font-size: 13px;
  }

  .process-step {
    width: 100%;
  }
}

/* ─── Wide Desktop ─── */
@media (min-width: 1440px) {
  :root {
    --container-max: 1320px;
  }

  .feature-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ─── Print ─── */
@media print {
  .navbar,
  .whatsapp-float,
  .footer {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  .section {
    padding: 30px 0;
  }
}

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ─── High Contrast ─── */
@media (prefers-contrast: high) {
  :root {
    --gray-100: #c8d4dc;
    --gray-200: #9aaec0;
  }

  .btn--primary {
    border: 2px solid var(--white);
  }
}