@media (max-width: 480px) {
.content-layout {
  grid-template-columns: 1fr;
  grid-template-areas:
    "hero"
    "berita"
    "berita-terbaru"
    "sidebar-bawah"
    "galeri"
    "prestasi"
    "sidebar-atas"
    "agenda"
    "ekskul";
  gap: 12px;
}

  /* --- Navbar: hamburger menu --- */
  .navbar-toggle {
    display: block;
  }

  .navbar .container {
    position: relative;
    flex-wrap: wrap;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    padding: 8px 0;
    box-shadow: 0 12px 22px rgba(10, 40, 25, 0.12);
    z-index: 200;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu li a {
    padding: 12px 20px;
    width: 100%;
    justify-content: flex-start;
    white-space: normal;
    box-sizing: border-box;
    color: var(--tinta);
  }

  .nav-menu {
    max-width: 100vw;
    overflow-x: hidden;
  }

  .nav-menu li a .fa-chevron-down {
    margin-left: auto;
  }

  /* Dropdown submenu di mobile: klik untuk expand, bukan hover */
  .dropdown-menu {
    position: static;
    display: none;
    width: 100%;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: rgba(0, 0, 0, 0.15);
  }

  .dropdown.open .dropdown-menu {
    display: block;
  }

  .dropdown.open .dropdown-caret {
    transform: rotate(180deg);
  }

  .nav-actions {
    margin-left: auto;
    gap: 6px;
  }

  .btn-login {
    padding: 6px 16px !important;
    font-size: 13px;
  }

  .search-box button {
    width: 36px;
    height: 36px;
  }

  .topbar .container {
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 6px;
    text-align: center;
  }

  .topbar p {
    font-size: 11.5px;
  }

  .contact-info {
    justify-content: center;
    gap: 10px;
  }

  .contact-info > a {
    display: none;
  }

  .hero img {
    height: 180px;
  }

  .hero-overlay {
    padding: 18px 20px;
  }

  .hero-overlay h1 {
    font-size: 20px;
    margin-bottom: 6px;
  }

  .hero-overlay p {
    font-size: 12.5px;
    margin-bottom: 12px;
  }

  .btn-hero-cta {
    padding: 10px 20px;
    font-size: 13px;
  }

  /* --- Berita utama: dari 2 kolom jadi 1 kolom --- */
  .berita-utama-list {
    grid-template-columns: 1fr;
  }

    .berita-listing-grid {
    grid-template-columns: 1fr;
  }

  .berita-listing-grid .berita-card img {
    height: 180px;
  }

  /* --- Prestasi: dari 3 kolom jadi 1 kolom --- */
  .prestasi-grid {
    grid-template-columns: 1fr;
  }

  /* --- Partner block: perkecil supaya tidak overflow --- */
  .partner-block {
    width: 260px;
    height: 180px;
    padding: 18px;
  }

  .partner-info-card {
    width: 280px;
  }

  /* --- Struktur organisasi: 2 kolom jadi 1 kolom --- */
  .organisasi-grid {
    grid-template-columns: 1fr;
  }

  /* --- Form PPDB: kurangi padding di layar sempit --- */
  .ppdb-form {
    padding: 18px;
  }

/* --- Override balik: HP kecil tetap full 1 kolom (khusus section lama, sudah tidak dipakai tapi dibiarkan aman) --- */
.section-split,
.section-split-row {
  grid-template-columns: 1fr;
}

  .sidebar-atas,
  .sidebar-bawah,
  .widget-agenda,
  .widget-ekskul {
    position: static;
  }

  /* --- Lightbox: full-bleed di layar sangat kecil --- */
  .lightbox {
    padding: 12px;
  }

  .lightbox-content img {
    max-height: 65vh;
  }

  /* --- Tombol ke atas: perkecil sedikit --- */
  .btn-top {
    width: 42px;
    height: 42px;
    font-size: 16px;
    bottom: 16px;
    right: 16px;
  }

  .berita-card,
  .prestasi-card,
  .partner-info-card {
    transition:
      transform 0.2s cubic-bezier(0.25, 0.8, 0.25, 1),
      box-shadow 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
  }

  .berita-card:active,
  .prestasi-card:active,
  .partner-info-card:active {
    transform: scale(0.98);
    box-shadow:
      0 1px 2px rgba(10, 40, 25, 0.06),
      0 4px 10px rgba(10, 40, 25, 0.08);
  }
}