/*
 * SchoolHub — Custom CSS
 * Minimal overrides on top of Tailwind CSS.
 * Design system: Plus Jakarta Sans, Lucide Icons, Indigo primary.
 */

/* ─── Smooth scrolling ────────────────────────────────────────────────── */
html {
    scroll-behavior: smooth;
}

/* ─── Selection color ─────────────────────────────────────────────────── */
::selection {
    background-color: rgba(79, 70, 229, 0.15);
    color: inherit;
}

/* ─── Custom scrollbar (WebKit) ───────────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.12);
    border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, 0.2);
}

/* ─── Focus ring override ─────────────────────────────────────────────── */
*:focus-visible {
    outline: 2px solid rgba(79, 70, 229, 0.5);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ─── Active nav link highlight ───────────────────────────────────────── */
.nav-link.active,
.nav-link[aria-current="page"] {
    color: #4338ca;
    background-color: #eef2ff;
}

.nav-link.active i,
.nav-link[aria-current="page"] i {
    color: #4f46e5;
}

/* ─── Checkbox styling for role assignment ────────────────────────────── */
input[type="checkbox"] {
    accent-color: #4f46e5;
    width: 1rem;
    height: 1rem;
    border-radius: 0.25rem;
    cursor: pointer;
}

/* ─── Form field error state ──────────────────────────────────────────── */
input.border-red-500,
select.border-red-500 {
    border-color: #ef4444;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1);
}

/* ─── Transition defaults ─────────────────────────────────────────────── */
a, button, input, select, textarea {
    transition-property: color, background-color, border-color, box-shadow, transform;
    transition-duration: 200ms;
    transition-timing-function: ease;
}

/* ─── Dark Mode Global Rules ────────────────────────────────────────────── */
.dark {
    color-scheme: dark;
}

.dark body {
    background-color: #0f172a; /* Slate 900 */
    color: #f8fafc;
}

/* ─── Dark Mode Cards & Containers Override ─────────────────────────────── */
.dark .bg-white {
    background-color: #1e293b !important; /* Slate 800 */
    border-color: #334155 !important; /* Slate 700 */
}

.dark .bg-gray-50 {
    background-color: #0f172a !important; /* Slate 900 */
}

.dark .bg-gray-100 {
    background-color: #334155 !important; /* Slate 700 */
}

.dark .border-gray-100,
.dark .border-gray-200,
.dark .border-gray-300 {
    border-color: #334155 !important; /* Slate 700 */
}

.dark .divide-gray-100 > :not([hidden]) ~ :not([hidden]),
.dark .divide-gray-200 > :not([hidden]) ~ :not([hidden]) {
    border-color: #334155 !important;
}

/* ─── Dark Mode Typography Colors ───────────────────────────────────────── */
.dark .text-gray-900 {
    color: #f8fafc !important;
}

.dark .text-gray-800 {
    color: #e2e8f0 !important;
}

.dark .text-gray-700 {
    color: #cbd5e1 !important;
}

.dark .text-gray-600 {
    color: #94a3b8 !important;
}

.dark .text-gray-500 {
    color: #94a3b8 !important;
}

/* ─── Dark Mode Table Styles ────────────────────────────────────────────── */
.dark tr.bg-gray-50,
.dark th.bg-gray-50,
.dark thead tr {
    background-color: #1e293b !important;
    border-color: #334155 !important;
}

.dark th {
    color: #94a3b8 !important;
}

.dark tr.hover\:bg-gray-50:hover,
.dark tr.hover\:bg-gray-50\/80:hover {
    background-color: #334155 !important;
}

/* ─── Dark Mode Inputs, Selects, & Textareas ────────────────────────────── */
.dark input[type="text"],
.dark input[type="email"],
.dark input[type="password"],
.dark input[type="number"],
.dark input[type="date"],
.dark select,
.dark textarea {
    background-color: #0f172a !important;
    border-color: #475569 !important;
    color: #f8fafc !important;
}

.dark input::placeholder,
.dark textarea::placeholder {
    color: #64748b !important;
}

/* ─── Dark Mode Active Nav Link ─────────────────────────────────────────── */
.dark .nav-link.active,
.dark .nav-link[aria-current="page"] {
    color: #818cf8 !important;
    background-color: rgba(99, 102, 241, 0.15) !important;
}

.dark .nav-link.active i,
.dark .nav-link[aria-current="page"] i {
    color: #a5b4fc !important;
}

/* ─── Dark Mode Badges & Accents ────────────────────────────────────────── */
.dark .bg-primary-50 {
    background-color: rgba(99, 102, 241, 0.15) !important;
    color: #a5b4fc !important;
}

.dark .text-primary-700 {
    color: #a5b4fc !important;
}

.dark .text-primary-600 {
    color: #818cf8 !important;
}

/* ─── Dark Mode Scrollbar ──────────────────────────────────────────────── */
.dark ::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.15);
}

.dark ::-webkit-scrollbar-thumb:hover {
    background-color: rgba(255, 255, 255, 0.25);
}

/* ─── Print styles ────────────────────────────────────────────────────── */
@media print {
    aside, header, .no-print {
        display: none !important;
    }
    main {
        padding: 0 !important;
    }
}