/* Stu-MM Corporate - Mobile-First Responsive Overrides */

/* ─── RESET & BASELINE ────────────────────────────────── */
* { -webkit-tap-highlight-color: transparent; }

/* ─── HEADER MOBILE ──────────────────────────────────── */
@media (max-width: 991px) {
  :root { --header-height: 68px; }

  .site-header { height: var(--header-height); }

  .nav-container { padding-left: 1rem; padding-right: 1rem; }

  .brand-logo img { height: 34px; max-height: 38px; }

  /* Hide Member Portal CTA on mobile */
  .header-actions .btn-primary.btn-sm { display: none; }

  .mobile-toggle-btn { display: flex; }

  .nav-menu { display: none !important; }
}

@media (max-width: 390px) {
  .brand-logo img { height: 28px; }
  .theme-toggle-btn { width: 36px; height: 36px; }
}

/* ─── MOBILE DRAWER ──────────────────────────────────── */
@media (max-width: 991px) {
  .mobile-drawer {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 1.5rem 1.25rem 2.5rem;
    gap: 0;
  }

  .mobile-nav-link {
    font-size: 1.1rem;
    padding: 1rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    transition: color var(--transition-fast), padding-left var(--transition-fast);
  }

  .mobile-nav-link:hover,
  .mobile-nav-link.active {
    color: var(--color-brand-teal-light);
    padding-left: 1.25rem;
  }
}

/* ─── HERO SECTION MOBILE ────────────────────────────── */
@media (max-width: 767px) {
  .hero-section {
    padding-top: calc(var(--header-height) + 2rem);
    padding-bottom: 3.5rem;
  }

  .hero-grid { gap: 2rem; }

  .hero-title { font-size: clamp(1.85rem, 7vw, 2.5rem); margin-bottom: 1rem; }

  .hero-subtitle { font-size: 1rem; margin-bottom: 1.5rem; }

  .hero-cta-group {
    flex-direction: column;
    gap: 0.75rem;
  }

  .hero-cta-group .btn {
    width: 100%;
    justify-content: center;
    padding: 0.85rem 1.25rem;
  }

  .hero-image-wrapper img { height: 240px; }

  .hero-badge-overlay {
    bottom: 0.75rem;
    left: 0.75rem;
    padding: 0.65rem 0.9rem;
    gap: 0.6rem;
    font-size: 0.8rem;
  }
}

/* ─── STATS BANNER MOBILE ────────────────────────────── */
@media (max-width: 767px) {
  .stats-banner { padding: 2rem 0; }

  .stats-banner .grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .stat-number { font-size: clamp(1.75rem, 6vw, 2.5rem); }
  .stat-label { font-size: 0.8rem; }
}

/* ─── CARDS MOBILE ───────────────────────────────────── */
@media (max-width: 767px) {
  .card { padding: 1.35rem; }
  .feature-card-grid { grid-template-columns: 1fr; gap: 1.25rem; }
}

/* ─── SECTION PADDING MOBILE ─────────────────────────── */
@media (max-width: 767px) {
  .section { padding-top: 3rem; padding-bottom: 3rem; }
  .section-header { margin-bottom: 2rem; }
  h2 { font-size: clamp(1.5rem, 5vw, 2rem); }
  h3 { font-size: clamp(1.15rem, 4vw, 1.5rem); }
}

/* ─── BUTTONS MOBILE ─────────────────────────────────── */
@media (max-width: 767px) {
  .btn { font-size: 0.9rem; padding: 0.7rem 1.25rem; }
}

/* ─── FOOTER MOBILE ──────────────────────────────────── */
@media (max-width: 767px) {
  .site-footer { padding-top: 3rem; padding-bottom: 2rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2.5rem; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 0.75rem; }
}

/* ─── PORTAL MOBILE ──────────────────────────────────── */
@media (max-width: 767px) {
  .configurator-panel { padding: 1.5rem 1.25rem; }
  .portal-layout { grid-template-columns: 1fr; }
  .portal-sidebar { flex-direction: row; flex-wrap: wrap; gap: 0.5rem; }
  .portal-nav-btn {
    flex: 1 1 calc(50% - 0.25rem);
    font-size: 0.85rem;
    padding: 0.65rem 0.75rem;
    text-align: center;
    justify-content: center;
    transform: none !important;
  }
}

/* ─── TABLE MOBILE ───────────────────────────────────── */
@media (max-width: 767px) {
  .data-table th, .data-table td { padding: 0.75rem 0.85rem; font-size: 0.82rem; }
}

/* ─── MODAL MOBILE (bottom sheet) ───────────────────── */
@media (max-width: 767px) {
  .modal-backdrop { align-items: flex-end; padding: 0; }
  .modal-content {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 90vh;
    padding: 1.75rem 1.25rem;
    width: 100%;
    max-width: 100%;
    transform: translateY(100%);
  }
  .modal-backdrop.active .modal-content { transform: translateY(0); }
}

/* ─── TOAST MOBILE ───────────────────────────────────── */
@media (max-width: 767px) {
  .toast-container { bottom: 1rem; right: 1rem; left: 1rem; }
  .toast { font-size: 0.875rem; padding: 0.85rem 1.1rem; }
}

/* ─── HAMBURGER ANIMATED STATES ─────────────────────── */
.mobile-toggle-btn.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-toggle-btn.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.mobile-toggle-btn.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── STATS BANNER - FIX GRID CLASS COLLISION ────────── */
/* The HTML uses class="grid grid-cols-2 grid-cols-4" — on mobile keep 2-col */
@media (max-width: 767px) {
  .stats-banner .container {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 1.25rem;
  }
}

/* ─── HERO BADGE OVERLAY FIX ─────────────────────────── */
@media (max-width: 480px) {
  .hero-badge-overlay {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    font-size: 0.78rem;
    padding: 0.6rem 0.85rem;
    bottom: 0.5rem;
    left: 0.5rem;
    max-width: calc(100% - 1rem);
  }
}

/* ─── TWO-COLUMN GRID FIX (outreach, portal, about) ──── */
/* grid-cols-2 sections with inline gap: 4rem are too wide on mobile */
@media (max-width: 767px) {
  .grid-cols-2 {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }
  /* Ensure inline style gaps are overridden for specific 2-col grids */
  .container.grid.grid-cols-2 {
    gap: 2rem !important;
  }
}

/* ─── DOWNLOADS PAGE — HERO ──────────────────────────── */
@media (max-width: 767px) {
  .download-hero {
    padding: 2.5rem 0 2rem;
  }

  .download-hero-grid {
    gap: 2rem;
  }

  .download-title {
    font-size: clamp(1.7rem, 6.5vw, 2.25rem);
    margin-bottom: 1rem;
  }

  .download-lead {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }

  .download-badge-group {
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  .badge-version {
    font-size: 0.78rem;
    padding: 0.3rem 0.65rem;
  }
}

/* ─── DOWNLOADS — APK BUTTON ─────────────────────────── */
@media (max-width: 767px) {
  .download-card-primary {
    padding: 1.25rem;
  }

  .btn-download-apk {
    padding: 0.9rem 1.25rem;
    font-size: 0.95rem;
    gap: 0.75rem;
    width: 100%;
  }

  .apk-meta-tag {
    flex-direction: column;
    gap: 0.65rem;
  }
}

/* ─── SHA HASH BOX FIX (most important!) ─────────────── */
@media (max-width: 767px) {
  .hash-verification-box {
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.65rem 0.85rem;
  }

  .hash-value {
    font-size: 0.72rem;
    min-width: 0;
    /* Allow the hash to wrap if needed */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    flex: 1;
  }

  .btn-copy-hash {
    flex-shrink: 0;
    margin-left: auto;
  }
}

/* ─── DOWNLOADS — SCREENSHOTS GRID ──────────────────────*/
@media (max-width: 640px) {
  .screenshots-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .screenshot-filter-tabs {
    gap: 0.5rem;
  }

  .screenshot-filter-tabs .tab-btn {
    padding: 0.45rem 0.85rem;
    font-size: 0.8rem;
  }
}

@media (min-width: 641px) and (max-width: 991px) {
  .screenshots-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

/* ─── DOWNLOADS — INSTALLATION STEPS ────────────────── */
@media (max-width: 767px) {
  .install-guide-section {
    padding: 3rem 0;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
  }

  .step-card {
    padding: 1.75rem 1.25rem 1.5rem;
  }
}

/* ─── DOWNLOADS — SPECS TABLE ────────────────────────── */
@media (max-width: 640px) {
  .specs-section {
    padding: 3rem 0;
  }

  .specs-card {
    padding: 1.25rem;
  }

  .specs-table th,
  .specs-table td {
    padding: 0.75rem 0.85rem;
    font-size: 0.82rem;
  }

  /* Stack table on very small screens */
  .specs-table th {
    width: auto;
    padding-bottom: 0.25rem;
    border-bottom: none;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }
}

/* ─── LIGHTBOX ON MOBILE ─────────────────────────────── */
@media (max-width: 767px) {
  .lightbox-modal {
    padding: 1rem;
  }

  .lightbox-content {
    max-width: 100%;
  }

  .lightbox-close {
    top: -40px;
  }
}

/* ─── QR CARD ON MOBILE ──────────────────────────────── */
@media (max-width: 767px) {
  .qr-card-widget {
    padding: 1.25rem;
  }

  .qr-code-svg-box img {
    width: 160px;
    height: 160px;
  }
}

/* ─── PREVENT OVERFLOW GLOBALLY ─────────────────────── */
html, body {
  max-width: 100%;
  overflow-x: hidden;
}

img, video, svg {
  max-width: 100%;
  height: auto;
}

/* Ensure no text breaks out of cards */
.card, .step-card, .download-card-primary, .specs-card {
  word-break: break-word;
  overflow-wrap: break-word;
}