/* Dark mode overrides for Tailwind CDN utility classes.
   Used on: dashboard, admin, my-bookings, reflections, search-page, signup, timetable, login */

html.dark body { background-color: #111827 !important; color: #f3f4f6; }
html.dark nav { background-color: #1f2937 !important; box-shadow: 0 1px 3px rgba(0,0,0,0.5); }
html.dark nav a { color: #d1d5db !important; }
html.dark nav a:hover { color: #60a5fa !important; }
html.dark .bg-white { background-color: #1f2937 !important; }
html.dark .bg-gray-100 { background-color: #111827 !important; }
html.dark .bg-gray-50 { background-color: #1f2937 !important; }
html.dark .text-gray-700 { color: #d1d5db !important; }
html.dark .text-gray-600 { color: #9ca3af !important; }
html.dark .text-gray-500 { color: #6b7280 !important; }
html.dark .text-gray-800 { color: #f3f4f6 !important; }
html.dark .text-gray-900 { color: #f9fafb !important; }
html.dark .border { border-color: #374151 !important; }
html.dark .border-gray-200 { border-color: #374151 !important; }
html.dark .border-gray-300 { border-color: #4b5563 !important; }
html.dark .shadow, html.dark .shadow-lg { box-shadow: 0 1px 6px rgba(0,0,0,0.6) !important; }
html.dark input, html.dark select, html.dark textarea {
    background-color: #374151 !important;
    color: #f3f4f6 !important;
    border-color: #4b5563 !important;
}
html.dark input::placeholder { color: #9ca3af !important; }
html.dark .rounded-lg { border-color: #374151; }
html.dark table th { background-color: #374151 !important; color: #f3f4f6 !important; }
html.dark table td { border-color: #374151 !important; color: #d1d5db !important; }
html.dark .divide-gray-200 > * { border-color: #374151 !important; }
html.dark .bg-blue-50 { background-color: #1e3a5f !important; }
html.dark .bg-green-50 { background-color: #14532d !important; }
html.dark .bg-red-50 { background-color: #7f1d1d !important; }
html.dark .bg-yellow-50 { background-color: #78350f !important; }
html.dark .text-blue-800 { color: #93c5fd !important; }
html.dark .text-green-800 { color: #86efac !important; }
html.dark .text-red-800 { color: #fca5a5 !important; }
html.dark .text-yellow-800 { color: #fde68a !important; }
#darkToggle {
    cursor: pointer;
    padding: 4px 10px;
    border-radius: 9999px;
    font-size: 18px;
    background: transparent;
    border: none;
    transition: transform 0.2s;
}
#darkToggle:hover { transform: scale(1.15); }
@media (max-width: 480px) {
    .signup-shell { margin: 20px 12px; }
    .signup-shell > div { padding: 24px 18px; }
    .signup-shell input { box-sizing: border-box; min-height: 44px; }
    .signup-shell button[type="submit"] { min-height: 44px; }
}