/* ═══════════════════════════════════════════════════
   Anwar Academy — Theme System
   ═══════════════════════════════════════════════════ */

:root, [data-theme="light"] {
    --bg:            #f7f1e3;
    --bg-card:       #ffffff;
    --bg-input:      #ffffff;
    --text:          #2c3e2d;
    --text-muted:    #8a7e6b;
    --text-secondary:#5a6b5d;
    --primary:       #1f6b45;
    --primary-hover: #175a38;
    --primary-light: #e4f0e8;
    --primary-rgb:   31,107,69;
    --accent:        #c4a55a;
    --accent-hover:  #b39548;
    --accent-light:  #f5ecd4;
    --border:        #e0d7c3;
    --border-light:  #ede6d5;
    --navbar-bg:     #1f6b45;
    --navbar-text:   #f7f1e3;
    --shadow:        0 2px 12px rgba(0,0,0,0.06);
    --shadow-lg:     0 4px 24px rgba(0,0,0,0.08);
    --success:       #1f6b45;
    --danger:        #c0392b;
    --warning:       #d4a028;
    --info:          #2980b9;
    --badge-lesson:  #1f6b45;
    --badge-exam:    #c0392b;
    --table-stripe:  rgba(31,107,69,0.03);
    --pattern-opacity: 0.04;
    --scrollbar-thumb:#c4a55a;
    --scrollbar-track:#ede6d5;
}

[data-theme="dark"] {
    --bg:            #0e2f21;
    --bg-card:       #163829;
    --bg-input:      #1a4a33;
    --text:          #e8dfc9;
    --text-muted:    #a8c4b2;
    --text-secondary:#c0d4c8;
    --primary:       #2d9b65;
    --primary-hover: #35b374;
    --primary-light: #1a4a33;
    --primary-rgb:   45,155,101;
    --accent:        #d4bb7a;
    --accent-hover:  #e0cb90;
    --accent-light:  #1e3d28;
    --border:        #1e5038;
    --border-light:  #1a4530;
    --navbar-bg:     #0a2318;
    --navbar-text:   #d4bb7a;
    --shadow:        0 2px 12px rgba(0,0,0,0.25);
    --shadow-lg:     0 4px 24px rgba(0,0,0,0.35);
    --success:       #2d9b65;
    --danger:        #e05545;
    --warning:       #e0b840;
    --info:          #4a9fd5;
    --badge-lesson:  #2d9b65;
    --badge-exam:    #e05545;
    --table-stripe:  rgba(45,155,101,0.06);
    --pattern-opacity: 0.03;
    --scrollbar-thumb:#2d9b65;
    --scrollbar-track:#163829;
}

/* ═══ Transitions ═══ */
*, *::before, *::after {
    transition: background-color 0.3s ease, color 0.2s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* ═══ Global ═══ */
body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Segoe UI', Tahoma, sans-serif;
    min-height: 100vh;
}

/* Pattern layer — sits behind everything, never interferes with Bootstrap overlays */
.pattern-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;          /* always below page content */
    overflow: hidden;
}

/* The actual tiled pattern */
.pattern-bg::before {
    content: '';
    position: absolute;
    inset: -10%;          /* slightly oversized so edge-fade doesn't show gaps */
    background: url('/static/pattern.png') repeat;
    background-size: 320px;
    /* Tint the pattern to match the theme */
    filter: sepia(0.3) hue-rotate(90deg) saturate(1.4);
    opacity: 0.10;
}

/* Radial vignette — fades the pattern at every edge */
.pattern-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        ellipse 80% 70% at 50% 50%,
        transparent 30%,
        var(--bg) 100%
    );
}

[data-theme="dark"] .pattern-bg::before {
    filter: sepia(0.1) hue-rotate(140deg) saturate(1.8) brightness(0.6);
    opacity: 0.12;
}

a { color: var(--primary); }
a:hover { color: var(--primary-hover); }

::selection {
    background: var(--accent);
    color: #fff;
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 4px; }

/* ═══ Navbar ═══ */
.navbar-anwar {
    background: var(--navbar-bg) !important;
    box-shadow: var(--shadow);
    padding: 0.6rem 0;
    position: relative;
    z-index: 1040;   /* above cards/tables, below Bootstrap modal (1055) */
}

.navbar-anwar .navbar-brand {
    color: var(--navbar-text) !important;
    font-weight: 700;
    font-size: 1.15rem;
}

.navbar-anwar .nav-link {
    color: rgba(247,241,227,0.8) !important;
    font-weight: 500;
    padding: 0.5rem 0.9rem !important;
    border-radius: 8px;
    margin: 0 2px;
}

.navbar-anwar .nav-link:hover,
.navbar-anwar .nav-link.active {
    color: #fff !important;
    background: rgba(255,255,255,0.12);
}

[data-theme="dark"] .navbar-anwar .nav-link {
    color: rgba(212,187,122,0.75) !important;
}
[data-theme="dark"] .navbar-anwar .nav-link:hover,
[data-theme="dark"] .navbar-anwar .nav-link.active {
    color: var(--accent) !important;
    background: rgba(255,255,255,0.06);
}

.navbar-logo {
    height: 34px;
    margin-left: 8px;
    border-radius: 6px;
    padding: 2px;
}

/* ═══ Theme Toggle ═══ */
.theme-toggle {
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--navbar-text);
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
}
.theme-toggle:hover {
    background: rgba(255,255,255,0.25);
}

/* ═══ Cards ═══ */
.card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: 14px !important;
    box-shadow: var(--shadow);
    color: var(--text) !important;
}

.card-header {
    background: var(--bg-card) !important;
    border-bottom: 1px solid var(--border) !important;
    color: var(--text) !important;
}

.card-body {
    color: var(--text);
}

.stat-card {
    border: 1px solid var(--border) !important;
    border-radius: 14px !important;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    color: var(--text) !important;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

/* ═══ Login ═══ */
.login-container {
    max-width: 420px;
    margin: 8vh auto;
}

.login-card {
    border: 1px solid var(--border) !important;
    border-radius: 18px !important;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.login-card .card-body {
    padding: 2.5rem;
}

/* ═══ Week Badge ═══ */
.week-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--primary), #0e2f21);
    color: #f7f1e3;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.3);
}

/* ═══ Task Cards ═══ */
.task-card {
    border: 1px solid var(--border) !important;
    border-radius: 12px !important;
    box-shadow: var(--shadow);
    margin-bottom: 0.75rem;
    border-right: 4px solid var(--border) !important;
    color: var(--text) !important;
}

.task-card:hover {
    box-shadow: var(--shadow-lg);
}

.task-card.lesson {
    border-right-color: var(--badge-lesson) !important;
}

.task-card.exam {
    border-right-color: var(--badge-exam) !important;
}

.task-card.completed {
    background: var(--primary-light) !important;
    border-right-color: var(--accent) !important;
}

/* ═══ Subject Cards (Student) ═══ */
.subject-card {
    border: 1px solid var(--border) !important;
    border-radius: 16px !important;
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
    overflow: hidden;
    color: var(--text) !important;
}

.subject-card:hover {
    box-shadow: var(--shadow-lg);
}

.subject-card.completed {
    background: var(--primary-light) !important;
}

.subject-img {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    object-fit: cover;
    border: 2px solid var(--border);
    flex-shrink: 0;
}

.subject-info {
    flex: 1;
    min-width: 0;
}

.subject-info h6 {
    margin: 0;
    font-weight: 700;
    color: var(--text);
}

.subject-topic {
    color: var(--accent);
    font-size: 0.88rem;
    margin-top: 2px;
}

/* ═══ Buttons ═══ */
.btn-anwar {
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 8px 20px;
    font-weight: 600;
}
.btn-anwar:hover {
    background: var(--primary-hover);
    color: #fff;
}

.btn-accent {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 8px 20px;
    font-weight: 600;
}
.btn-accent:hover {
    background: var(--accent-hover);
    color: #fff;
}

.btn-outline-anwar {
    color: var(--primary);
    border: 1.5px solid var(--primary);
    border-radius: 10px;
    background: transparent;
}
.btn-outline-anwar:hover {
    background: var(--primary);
    color: #fff;
}

.btn-action {
    border-radius: 10px;
    padding: 6px 18px;
    font-weight: 600;
}

/* ═══ Forms ═══ */
.form-control, .form-select {
    background: var(--bg-input) !important;
    color: var(--text) !important;
    border-color: var(--border) !important;
    border-radius: 10px !important;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15) !important;
}

.form-control::placeholder {
    color: var(--text-muted) !important;
    opacity: 0.7;
}

.form-label {
    color: var(--text);
    font-weight: 500;
}

/* ═══ Tables ═══ */
.table {
    color: var(--text) !important;
    --bs-table-bg: var(--bg-card);
    --bs-table-striped-bg: var(--table-stripe);
    --bs-table-hover-bg: rgba(var(--primary-rgb), 0.06);
    --bs-table-border-color: var(--border);
    --bs-table-color: var(--text);
}

.table th, .table td {
    color: var(--text) !important;
}

.table thead th {
    background: var(--primary-light) !important;
    color: var(--text) !important;
    font-weight: 600;
    border-bottom: 2px solid var(--primary) !important;
}

.report-table td {
    text-align: center;
    vertical-align: middle;
    font-size: 1.3rem;
}

.report-table td.student-name {
    text-align: right;
    font-size: 0.95rem;
}

/* ═══ Badges ═══ */
.badge-lesson {
    background: var(--badge-lesson) !important;
    color: #fff !important;
}

.badge-exam {
    background: var(--badge-exam) !important;
    color: #fff !important;
}

.badge-accent {
    background: var(--accent) !important;
    color: #fff !important;
}

/* ═══ Alerts ═══ */
.alert {
    border-radius: 12px;
    border: none;
    color: var(--text);
}

.alert-success {
    background: var(--primary-light);
    color: var(--text);
}

.alert-danger {
    background: #fde8e8;
    color: #c0392b;
}

[data-theme="dark"] .alert-danger {
    background: #3a1a1a;
    color: #ff8a7a;
}

.alert-info {
    background: var(--primary-light);
    color: var(--text);
}

/* ═══ Modals ═══ */
.modal-content {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: 16px !important;
    color: var(--text) !important;
}

.modal-header {
    border-bottom-color: var(--border) !important;
    color: var(--text) !important;
}

.modal-header .modal-title {
    color: var(--text) !important;
}

.modal-footer {
    border-top-color: var(--border) !important;
}

.modal-body {
    color: var(--text) !important;
}

/* ═══ Dropdown ═══ */
.dropdown-menu {
    background: var(--bg-card) !important;
    border-color: var(--border) !important;
    border-radius: 12px !important;
    box-shadow: var(--shadow-lg);
}

.dropdown-item {
    color: var(--text) !important;
    border-radius: 8px;
    margin: 2px 4px;
    padding: 6px 12px;
}

.dropdown-item:hover {
    background: var(--primary-light) !important;
    color: var(--primary) !important;
}

/* ═══ Upload Zone ═══ */
.upload-zone {
    border: 2px dashed var(--border);
    border-radius: 14px;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    background: var(--bg);
    color: var(--text);
}

.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.upload-zone i {
    font-size: 3rem;
    color: var(--accent);
}

.upload-zone p {
    color: var(--text);
}

.upload-zone small {
    color: var(--text-muted);
}

/* ═══ Preview Grid ═══ */
.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
    margin-top: 1rem;
}

.preview-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 1;
    border: 2px solid var(--border);
}

.preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ═══ OCR Result ═══ */
.ocr-result {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1rem;
    white-space: pre-wrap;
    direction: rtl;
    line-height: 1.8;
    color: var(--text);
}

/* ═══ Empty State ═══ */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.4;
    color: var(--accent);
}

.empty-state p {
    color: var(--text-muted);
}

/* ═══ Student Note ═══ */
.note-card {
    background: var(--accent-light) !important;
    border: 1px solid var(--accent) !important;
    border-radius: 14px !important;
}

.note-card textarea {
    background: transparent !important;
    border: none !important;
    resize: vertical;
    min-height: 80px;
    color: var(--text) !important;
}

.note-card textarea:focus {
    box-shadow: none !important;
}

/* ═══ Progress Bar ═══ */
.progress {
    background: var(--border) !important;
    border-radius: 8px !important;
    height: 10px !important;
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary), var(--accent)) !important;
    border-radius: 8px !important;
}

/* ═══ Settings ═══ */
.settings-section {
    border-right: 3px solid var(--accent);
    padding-right: 1rem;
    margin-bottom: 1.5rem;
}

/* ═══ Level Cards (Admin) ═══ */
.level-card {
    border-top: 3px solid var(--primary) !important;
}

/* ═══ Core Lesson Admin Card ═══ */
.core-lesson-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.core-lesson-row:last-child {
    border-bottom: none;
}

.core-lesson-img {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    object-fit: cover;
    flex-shrink: 0;
}

.core-lesson-name {
    font-weight: 700;
    white-space: nowrap;
    min-width: 130px;
    color: var(--text);
}

.core-lesson-topic {
    flex: 1;
}

/* ═══ Code/pre ═══ */
code {
    color: var(--accent) !important;
    background: var(--accent-light) !important;
    padding: 2px 6px;
    border-radius: 4px;
}

/* ═══ Misc text overrides for dark mode ═══ */
h1, h2, h3, h4, h5, h6 {
    color: var(--text);
}

p, span, div, li, td, th, label, small, strong {
    color: inherit;
}

.text-muted {
    color: var(--text-muted) !important;
}

/* ═══ Responsive ═══ */
@media (max-width: 768px) {
    .login-container { margin: 4vh 1rem; }
    .week-badge { font-size: 0.8rem; padding: 6px 14px; }
    .stat-number { font-size: 2rem; }
    .navbar-logo { height: 28px; }
    .subject-img { width: 48px; height: 48px; }
    .core-lesson-img { width: 40px; height: 40px; }
}

/* ═══ Print / PDF ═══ */
@media print {
    .no-print,
    .navbar,
    .pattern-bg,
    .btn-close,
    form[method="POST"],
    .modal { display: none !important; }

    body { background: #fff !important; color: #000 !important; }
    .container { max-width: 100% !important; padding: 0 !important; }

    .card {
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        break-inside: avoid;
    }

    .table th { background: #1f6b45 !important; color: #fff !important; -webkit-print-color-adjust: exact; }
    .badge { border: 1px solid #ccc !important; }
    .week-badge { background: #1f6b45 !important; color: #fff !important; -webkit-print-color-adjust: exact; }

    .progress-bar { background: #1f6b45 !important; -webkit-print-color-adjust: exact; }

    a { color: #000 !important; text-decoration: none !important; }

    h3::after { content: " — أكاديمية أنوار"; font-size: 0.7em; color: #888; }
}