/* ============================================================
   Mobile-first additions to main.css
   — Bottom Nav, Touch fixes, Safe Areas, Mobile polish
   ============================================================ */

/* ——— Bottom Navigation Bar ——— */
.bottom-nav {
  display: none;
}

@media (max-width: 768px) {

  /* Hide desktop action buttons, show hamburger only */
  .navbar-actions .btn-primary,
  .navbar-actions .btn-ghost,
  .navbar-actions .btn-outline {
    display: none !important;
  }
  .hamburger { display: flex !important; }

  /* Bottom Nav */
  .bottom-nav {
    display: flex !important;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: rgba(8, 8, 15, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid var(--border-subtle);
    padding: 8px 4px;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
    justify-content: space-around;
    align-items: center;
  }

  .bottom-nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 6px 14px;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: color var(--transition-fast);
    min-width: 56px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
  }

  .bottom-nav-link.active {
    color: var(--purple-400);
  }

  .bottom-nav-link svg {
    stroke: currentColor;
    transition: transform var(--transition-fast);
  }

  .bottom-nav-link.active svg {
    stroke: var(--purple-400);
    filter: drop-shadow(0 0 6px rgba(167, 139, 250, 0.5));
  }

  .bottom-nav-link:active svg { transform: scale(0.88); }

  /* Body padding for bottom nav */
  body { padding-bottom: max(72px, calc(64px + env(safe-area-inset-bottom))); }

  /* Toast above bottom nav */
  .toast {
    bottom: 90px;
    left: 16px;
    right: 16px;
    max-width: 100%;
  }

  /* Profile header mobile stack */
  .profile-header-grid {
    flex-direction: column !important;
    text-align: center !important;
    gap: 20px !important;
  }

  .profile-header-grid > div:last-child {
    margin-left: 0 !important;
    text-align: center !important;
    width: 100%;
  }

  .profile-header-grid > div:last-child .btn {
    width: 100%;
    justify-content: center;
  }

  /* Profile tab bar scrollable */
  .profile-tabs-bar {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 1px;
  }
  .profile-tabs-bar::-webkit-scrollbar { display: none; }

  .tab-btn {
    padding: 10px 16px !important;
    font-size: 0.82rem !important;
    white-space: nowrap;
    flex-shrink: 0;
  }

  /* Profile hero less padding on mobile */
  .profile-hero {
    padding: 90px 0 32px !important;
  }

  /* Footer tweak */
  .footer { padding: var(--space-12) 0 var(--space-6); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); }
}

/* ——— Touch improvements (all sizes) ——— */
.btn, button, a, input, select, textarea, label {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* ——— iOS Safe Areas ——— */
@supports (padding: env(safe-area-inset-top)) {
  .navbar {
    padding-top: max(var(--space-4), env(safe-area-inset-top));
  }
}

/* ——— Very small phones (320px) ——— */
@media (max-width: 380px) {
  .btn-lg { padding: 12px 20px !important; font-size: 0.9rem !important; }
  .section-title { font-size: 1.5rem; }
  .container { padding: 0 12px; }
  .bottom-nav-link { padding: 6px 8px; min-width: 48px; font-size: 0.6rem; }
}