/* Responsive Styles */

/* Laptop (992px - 1199px) */
@media (max-width: 1199px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

/* Tablet (768px - 991px) */
@media (max-width: 991px) {
  section {
    padding: 60px 0;
  }

  #hero {
    padding: 72px 0 14px;
  }

  .about-grid {
    gap: 44px;
  }

  .about-img-wrapper {
    height: 380px;
  }

  .about-title {
    font-size: 2rem;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .certificates-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

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

  .contact-map-wrapper {
    height: 280px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  /* Navigation Hamburger */
  .nav-menu {
    display: none;
  }

  .nav-menu.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 20px;
    gap: 15px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    z-index: 999;
  }

  .hamburger-btn {
    display: flex !important;
    font-size: 1.5rem;
    color: var(--dark);
  }
}

/* Mobile (< 768px) */
@media (max-width: 767px) {
  section {
    padding: 40px 0;
  }

  /* Hero */
  #hero {
    padding: 64px 0 12px;
  }

  /* About */
  #about {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  #about .container {
    padding: 0 24px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-img-col::before {
    display: none;
  }

  .about-img-wrapper {
    height: 280px;
    border-radius: 20px;
  }

  .about-badge {
    margin: -32px auto 16px;
    width: calc(100% - 16px);
    max-width: 340px;
    justify-content: center;
    padding: 16px 22px;
    margin-left: auto;
  }

  .about-content {
    gap: 32px;
    padding: 0;
  }

  .about-intro {
    gap: 18px;
    text-align: left;
    align-items: flex-start;
  }

  .about-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 2.5px;
  }

  .about-title {
    font-size: 1.9rem;
    line-height: 1.35;
  }

  .about-brand {
    font-size: 1.3rem;
    margin-top: -4px;
  }

  .about-tagline {
    font-size: 0.95rem;
    max-width: 100%;
    line-height: 1.65;
  }

  .about-desc {
    font-size: 0.95rem;
    line-height: 1.85;
    padding: 22px 24px;
    border-radius: 16px;
    border-left: none;
    border-top: 3px solid var(--secondary);
  }

  .about-features {
    gap: 12px;
  }

  .about-cta {
    margin-top: 4px;
    align-self: stretch;
    text-align: center;
    justify-content: center;
  }

  /* Section titles */
  .section-title {
    font-size: 1.7rem;
  }

  .section-header {
    margin-bottom: 30px;
  }

  /* Products */
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  /* Certificates */
  .certificates-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .contact-map-wrapper {
    height: 240px;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 25px;
  }

  /* Modal */
  .modal-content-grid {
    grid-template-columns: 1fr;
    padding: 25px 20px;
    gap: 20px;
  }

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

  /* Cart Drawer → Bottom Sheet */
  .cart-drawer {
    width: 100%;
    height: 75vh;
    top: auto;
    bottom: 0;
    transform: translateY(100%);
    border-radius: 20px 20px 0 0;
  }

  .cart-drawer.open {
    transform: translateY(0);
  }
}

/* Small Mobile (< 480px) */
@media (max-width: 479px) {
  .container {
    padding: 0 15px;
  }

  /* Hero */
  #hero img {
    margin-top: 60px !important;
  }

  /* About */
  #about {
    padding-top: 44px;
    padding-bottom: 44px;
  }

  #about .container {
    padding: 0 20px;
  }

  .about-img-wrapper {
    height: 230px;
  }

  .about-badge {
    width: 100%;
    max-width: none;
    padding: 14px 18px;
    gap: 14px;
    margin-bottom: 12px;
  }

  .about-badge-num {
    font-size: 1.05rem;
  }

  .about-content {
    gap: 28px;
  }

  .about-intro {
    gap: 16px;
  }

  .about-title {
    font-size: 1.65rem;
  }

  .about-brand {
    font-size: 1.2rem;
    margin-top: -2px;
  }

  .about-tagline {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .about-desc {
    font-size: 0.9rem;
    padding: 20px 20px;
    line-height: 1.8;
  }

  .about-features {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .feature-card {
    padding: 16px;
    gap: 12px;
  }

  .feature-icon {
    width: 40px;
    height: 40px;
  }

  .feature-card h4 {
    font-size: 0.88rem;
  }

  .feature-card p {
    font-size: 0.78rem;
  }

  /* Products single column on very small screens */
  .products-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  /* Footer single column */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Filter buttons wrap nicely */
  .filter-btn {
    font-size: 0.78rem !important;
    padding: 7px 14px !important;
  }

  /* Contact map shorter */
  .contact-map-wrapper {
    height: 200px;
  }

  /* Toast position on mobile */
  .toast-container {
    top: 15px;
    right: 15px;
    left: 15px;
  }

  .toast {
    padding: 12px 18px;
    font-size: 0.85rem;
  }
}