/* ===========================
   Responsive - Tablet (≤1024px)
   =========================== */
@media (max-width: 1024px) {
  .about-grid {
    gap: 40px;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .news-grid .news-card:last-child {
    grid-column: 1 / -1;
    max-width: 50%;
    justify-self: center;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* ===========================
   Responsive - Tablet Small (≤768px)
   =========================== */
@media (max-width: 768px) {
  :root {
    --navbar-height: 64px;
  }

  .section {
    padding: 70px 0;
  }

  .section-title {
    font-size: 28px;
  }

  .section-desc {
    font-size: 16px;
  }

  .section-header {
    margin-bottom: 40px;
  }

  /* Navbar Mobile */
  .hamburger {
    display: flex;
  }

  .navbar-menu {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }

  .navbar-menu.open {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 20px;
    padding: 14px 32px;
  }

  /* Hero Mobile */
  .hero-title {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .hero-cta {
    font-size: 16px;
    padding: 12px 32px;
  }

  /* About Mobile */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image {
    order: -1;
  }

  .about-illustration {
    max-width: 320px;
  }

  .about-heading {
    font-size: 24px;
  }

  .about-stats {
    gap: 24px;
  }

  .stat-number {
    font-size: 32px;
  }

  /* Services Mobile */
  .services-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .service-card {
    padding: 30px 20px;
  }

  .service-icon {
    width: 64px;
    height: 64px;
  }

  .service-title {
    font-size: 17px;
  }

  /* News Mobile */
  .news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .news-grid .news-card:last-child {
    grid-column: auto;
    max-width: 100%;
  }

  /* Contact Mobile */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .contact-form-wrapper {
    padding: 28px;
  }

  /* Footer Mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .footer-brand {
    grid-column: auto;
  }

  .footer-logo {
    margin: 0 auto 16px;
  }

  .footer-links ul {
    align-items: center;
  }

  .footer-separator {
    display: none;
  }

  .footer-bottom p {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  /* Back to top */
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }
}

/* ===========================
   Responsive - Phone (≤480px)
   =========================== */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 26px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .hero-content {
    padding: 100px 16px 60px;
  }

  .about-stats {
    flex-direction: column;
    gap: 20px;
  }

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

  .service-card {
    padding: 28px 24px;
  }

  .news-card {
    border-radius: var(--radius-sm);
  }

  .contact-form-wrapper {
    padding: 20px;
  }

  .btn {
    padding: 10px 24px;
    font-size: 15px;
  }
}