/* ═══════════════════════════════════════════════════════════════════════════
   EtanaSchoolKarada — نظام التصميم
   منقول حرفياً من EtanaSchool.UI:
     Styles\Tokens.xaml · Gradients.xaml · Shadows.xaml · Typography.xaml
     Styles\Layout.xaml · Controls.xaml
   أي تعديل هنا يجب أن يوازي تعديل ملفات XAML الأصلية.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── الخط (Assets\Cairo.ttf في المشروع الأصلي) ─────────────────────────── */
@font-face {
    font-family: 'Cairo';
    src: url('/assets/fonts/Cairo.ttf') format('truetype');
    font-weight: 200 900;
    font-style: normal;
    font-display: swap;
}

/* ── COLORS (raw values من Tokens.xaml) ────────────────────────────────── */
:root {
    --primary:            #009688;
    --primary-light:      #4DB6AC;
    --primary-dark:       #00796B;
    --primary-hue-light:  #80CBC4;

    --success:            #4CAF50;
    --success-dark:       #388E3C;
    --warning:            #FF9800;
    --warning-dark:       #F57C00;
    --error:              #F44336;
    --error-deep:         #7F1D1D;
    --error-soft-text:    #FCA5A5;
    --info:               #2196F3;
    --info-dark:          #1565C0;
    --purple:             #9C27B0;
    --purple-dark:        #7B1FA2;

    --app-bg:             #F3F4F6;
    --surface:            #FFFFFF;
    --card:               #FFFFFF;
    --light-card:         #FAFAFA;
    --hover:              #E0F2F1;
    --sidebar-bg:         #1E293B;
    --sidebar-hover:      #334155;

    --text-primary:       #1F2937;
    --text-secondary:     #555555;
    --text-muted:         #888888;

    --border:             #E0E0E0;
    --outline:            #79747E;
    --popup-border:       #E5E7EB;

    /* CORNER RADIUS */
    --radius-sm:          4px;
    --radius-md:          8px;
    --radius-lg:          12px;
    --radius-xl:          16px;
    --radius-card:        20px;

    /* SIDEBAR / TOPBAR (Layout.xaml) */
    --sidebar-width:      260px;
    --sidebar-btn-h:      38px;
    --topbar-h:           56px;
    --page-pad:           20px;

    /* INPUTS (Tokens.xaml) */
    --input-min-h:        36px;
    --input-pad:          10px 8px 10px 4px;

    /* ── التدرجات (Gradients.xaml) ── */
    --grad-primary:       linear-gradient(135deg, #009688 0%, #00796B 100%);
    --grad-secondary:     linear-gradient(135deg, #4DB6AC 0%, #80CBC4 100%);
    --grad-premium:       linear-gradient(135deg, #FF9800 0%, #FFB74D 100%);
    --grad-hero:          linear-gradient(135deg, #00796B 0%, #009688 60%, #4DB6AC 100%);
    --grad-revenue:       linear-gradient(135deg, #4CAF50 0%, #388E3C 100%);
    --grad-attendance:    linear-gradient(135deg, #FF9800 0%, #F57C00 100%);
    --grad-employee:      linear-gradient(135deg, #9C27B0 0%, #7B1FA2 100%);
    --grad-class:         linear-gradient(135deg, #2196F3 0%, #1565C0 100%);
    --grad-login:         linear-gradient(135deg, #E0F2F1 0%, #B2DFDB 100%);

    /* ── الظلال (Shadows.xaml: DropShadowEffect) ── */
    --shadow-sm:  0 2px 8px rgba(0,0,0,.10);
    --shadow-md:  0 4px 16px rgba(0,0,0,.12);
    --shadow-lg:  0 6px 24px rgba(0,0,0,.14);
    --shadow-xl:  0 8px 32px rgba(0,0,0,.18);
    --glow-teal:  0 0 20px rgba(0,150,136,.25);
}

/* ── الأساس ───────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: 'Cairo', 'Segoe UI', Tahoma, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--app-bg);
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

/* الأيقونات: نفس مقاس PackIcon في WPF */
.ico {
    width: 20px; height: 20px;
    flex: 0 0 auto;
    fill: currentColor;
    vertical-align: middle;
}
.ico-sm { width: 16px; height: 16px; }
.ico-lg { width: 24px; height: 24px; }

/* FieldLabelStyle */
.field-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-align: right;
}

/* PageHeaderStyle */
.page-header {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 16px;
}

/* ═══════════════════════════ LAYOUT ═══════════════════════════════════ */

/* SidebarPanelStyle + TopBarStyle + PageContainerStyle */
.shell { display: flex; min-height: 100vh; background: var(--app-bg); }

.sidebar {
    width: var(--sidebar-width);
    flex: 0 0 var(--sidebar-width);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar__brand {
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 16px;
    background: var(--grad-primary);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    flex: 0 0 auto;
}
.sidebar__brand img {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: #fff;
    object-fit: contain;
    padding: 2px;
    flex: 0 0 auto;
}

/* SidebarSectionHeaderStyle */
.sidebar__section {
    padding: 14px 18px 6px;
    font-size: 11px;
    color: #94A3B8;
    font-weight: 700;
    letter-spacing: .3px;
}

/* SidebarDividerStyle */
.sidebar__divider {
    height: 1px;
    margin: 8px 16px;
    background: rgba(255,255,255,.08);
}

/* SidebarButtonStyle + SidebarActiveStyle */
.sidebar__link {
    display: flex;
    align-items: center;
    gap: 10px;
    height: var(--sidebar-btn-h);
    margin: 1px 8px;
    padding: 0 10px;
    color: #fff;
    font-size: 13px;
    border-radius: var(--radius-md);
    transition: background .15s, color .15s;
}
.sidebar__link:hover { background: var(--sidebar-hover); color: #fff; }
.sidebar__link.is-active {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}
.sidebar__link .ico { opacity: .9; }

.sidebar__spacer { flex: 1 1 auto; }

.sidebar__user {
    margin: 8px;
    padding: 10px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,.06);
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
}
.sidebar__user .muted { color: #94A3B8; font-size: 11px; }

.main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }

/* TopBarStyle */
.topbar {
    height: var(--topbar-h);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border);
    padding: 0 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 20;
}
.topbar__title { font-size: 16px; font-weight: 700; }
.topbar__spacer { flex: 1 1 auto; }

/* TopBarIconButton / IconButtonStyle */
.icon-btn {
    width: 32px; height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
}
.icon-btn:hover { background: var(--hover); color: var(--primary); }

/* PageContainerStyle */
.page { padding: var(--page-pad); flex: 1 1 auto; }

/* ═══════════════════════════ CARDS ════════════════════════════════════ */

/* CardStyle */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow-md);
}

/* DashboardCardStyle */
.dash-card {
    background: var(--card);
    border-radius: var(--radius-xl);
    padding: 18px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

/* StatCardStyle */
.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 12px;
}

.card__head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.card__title { font-size: 14px; font-weight: 700; }

/* Section header: شريط 3×16 + عنوان (DashboardView.xaml) */
.section-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}
.section-title::before {
    content: "";
    width: 3px; height: 16px;
    border-radius: 2px;
    background: var(--primary);
}
.section-title--success::before { background: var(--success); }
.section-title--warning::before { background: var(--warning); }
.section-title--info::before    { background: var(--info); }
.section-title--purple::before  { background: var(--purple); }
.section-title--revenue::before { background: var(--success-dark); }
.section-title h3 {
    margin: 0;
    font-size: 14px;
    font-weight: 700;
}

/* ═══════════════════════ HERO / STAT CARDS ═════════════════════════════ */

/* DashboardView.xaml: البانر العلوي */
.hero {
    border-radius: var(--radius-xl);
    padding: 22px 26px;
    margin-bottom: 16px;
    background: var(--grad-hero);
    color: #fff;
}
.hero__title { font-size: 22px; font-weight: 700; }
.hero__sub { color: rgba(255,255,255,.80); font-size: 13px; margin-top: 4px; }
.hero__chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.hero__chip {
    background: rgba(255,255,255,.14); /* #24FFFFFF */
    border-radius: var(--radius-lg);
    padding: 8px 14px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}
.hero__chip b { font-size: 15px; }
.hero__chip span { font-size: 11px; color: rgba(255,255,255,.73); }

/* DashboardView.xaml: بطاقات الإحصاء */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}
.stat-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stat-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.stat { display: flex; align-items: center; gap: 10px; }
.stat__icon {
    width: 42px; height: 42px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.stat__label { font-size: 11px; color: var(--text-secondary); }
.stat__value { font-size: 24px; font-weight: 700; color: var(--text-primary); line-height: 1.2; }
.stat__value--sm { font-size: 18px; }
.stat__foot { font-size: 11px; color: var(--text-muted); margin-top: 10px; }
.stat__foot--up { color: var(--success); }

/* نغمات أيقونات البطاقات (من DashboardView.xaml) */
.tone-teal   { background: #E0F2F1; } .tone-teal   .ico { color: var(--primary); }
.tone-blue   { background: #E3F2FD; } .tone-blue   .ico { color: var(--info); }
.tone-green  { background: #E8F5E9; } .tone-green  .ico { color: var(--success); }
.tone-orange { background: #FFF3E0; } .tone-orange .ico { color: var(--warning); }
.tone-purple { background: #F3E5F5; } .tone-purple .ico { color: var(--purple); }
.tone-red    { background: #FFEBEE; } .tone-red    .ico { color: var(--error); }
.tone-slate  { background: #ECEFF1; } .tone-slate  .ico { color: #607D8B; }

/* ═══════════════════════════ BUTTONS ══════════════════════════════════ */

/* PrimaryButtonStyle */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 40px;
    padding: 0 20px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: opacity .15s;
}
.btn:hover { opacity: .85; color: var(--text-primary); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn--primary {
    background: var(--grad-primary);
    border-color: transparent;
    color: #fff;
}

/* SecondaryButtonStyle */
.btn--secondary {
    background: var(--border);
    border-color: var(--border);
    color: var(--text-primary);
    font-size: 13px;
    padding: 0 16px;
}

/* DangerButtonStyle */
.btn--danger {
    background: var(--error);
    border-color: transparent;
    color: #fff;
}
.btn--success { background: var(--grad-revenue); border-color: transparent; color: #fff; }
.btn--warning { background: var(--grad-premium); border-color: transparent; color: #fff; }

.btn--sm { height: 32px; padding: 0 12px; font-size: 12px; }
.btn--block { width: 100%; }

/* ═══════════════════════════ FORMS ════════════════════════════════════ */

/* Tokens: InputMinHeight 36 · InputPadding 10,8,10,4 */
.input, .select {
    width: 100%;
    min-height: var(--input-min-h);
    padding: 8px 10px;
    font-family: inherit;
    font-size: 13px;
    color: var(--text-primary);
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    outline: none;
    transition: border-color .15s, box-shadow .15s;
}
.input:focus, .select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0,150,136,.12);
}
.input::placeholder { color: var(--text-muted); }

/* SearchBoxStyle */
.search {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0 10px;
    min-height: var(--input-min-h);
}
.search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,150,136,.12); }
.search .ico { color: var(--text-muted); }
.search .input {
    border: 0;
    box-shadow: none;
    padding: 8px 0;
    background: transparent;
}

/* ═══════════════════════════ TABLE ════════════════════════════════════ */

.table-wrap {
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
}
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
    text-align: right;
    font-weight: 700;
    color: var(--text-primary);
    background: var(--light-card);
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}
.table td {
    padding: 9px 12px;
    border-bottom: 1px solid #F0F0F0;
    color: var(--text-primary);
    vertical-align: middle;
}
.table tbody tr:hover { background: var(--hover); }
.table tbody tr:last-child td { border-bottom: 0; }
.table .num { font-variant-numeric: tabular-nums; }
.table .center { text-align: center; }

/* ═══════════════════════════ MISC ═════════════════════════════════════ */

/* صورة الطالب مع بديل أيقونة الحساب (StudentsView.xaml / StudentDetailDialog.xaml) */
.avatar {
    width: 40px; height: 40px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--hover);
    display: block;
}
.avatar-fallback {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--hover);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
}
.avatar-lg { width: 68px; height: 68px; }
.avatar-lg .ico { width: 36px; height: 36px; }

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 999px;
    background: var(--hover);
    color: var(--primary-dark);
}
.badge--success { background: #E8F5E9; color: #2E7D32; }
.badge--warning { background: #FFF3E0; color: #E65100; }
.badge--error   { background: #FFEBEE; color: #C62828; }
.badge--info    { background: #E3F2FD; color: #1565C0; }
.badge--muted   { background: #EEEEEE; color: #616161; }

/* Alert (HasError في LoginView / DashboardView) */
.alert {
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 12px;
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.alert--error   { background: var(--error-deep); color: var(--error-soft-text); }
.alert--danger  { background: #FFEBEE; color: #C62828; }
.alert--success { background: #E8F5E9; color: #2E7D32; }
.alert--info    { background: #E3F2FD; color: #1565C0; }
.alert--warning { background: #FFF3E0; color: #E65100; }

/* حالة فارغة */
.empty {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-muted);
}
.empty .ico { width: 48px; height: 48px; color: var(--border); margin-bottom: 8px; }

/* Key/value list */
.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 13px; margin: 0; }
.kv dt { color: var(--text-muted); }
.kv dd { margin: 0; font-weight: 700; color: var(--text-primary); }

/* Pager */
.pager { display: flex; align-items: center; gap: 8px; justify-content: space-between; padding: 12px 14px; border-top: 1px solid var(--border); flex-wrap: wrap; }

/* Toast */
.toast {
    position: fixed;
    inset-block-start: 18px;
    inset-inline-start: 50%;
    transform: translateX(-50%);
    z-index: 999;
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 90vw;
    padding: 11px 16px;
    border-radius: var(--radius-md);
    background: var(--text-primary);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    animation: toast-in .2s ease-out;
}
.toast--success, .toast.success { background: var(--success-dark); }
.toast--error, .toast.error, .toast.err { background: var(--error); }
.toast--warning, .toast.warning { background: var(--warning-dark); }
.toast--info, .toast.info { background: var(--info-dark); }
@keyframes toast-in {
    from { opacity: 0; transform: translate(-50%, -8px); }
    to   { opacity: 1; transform: translate(-50%, 0); }
}

.muted { color: var(--text-muted); }
.small { font-size: 12px; }
.mono  { font-family: 'Cascadia Mono', Consolas, monospace; font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.mt-1 { margin-top: 8px; } .mb-1 { margin-bottom: 8px; }
.mt-2 { margin-top: 16px; } .mb-2 { margin-bottom: 16px; }
.mt-3 { margin-top: 24px; }

.progress {
    height: 4px;
    border-radius: 2px;
    background: var(--border);
    overflow: hidden;
}
.progress__bar {
    height: 100%;
    background: var(--grad-primary);
    transition: width .25s;
}
.progress--indeterminate .progress__bar {
    width: 40%;
    animation: slide 1.1s ease-in-out infinite;
}
@keyframes slide {
    0%   { margin-right: -40%; }
    100% { margin-right: 100%; }
}

/* ═══════════════════════ TABS / CHIPS / MISC ══════════════════════════ */

.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }

.tabbar { display: flex; flex-wrap: wrap; gap: 8px; }
.tab {
    display: inline-flex; align-items: center; gap: 6px;
    height: 34px; padding: 0 12px;
    font-family: inherit; font-size: 12.5px; font-weight: 600;
    color: var(--text-secondary);
    background: var(--light-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
}
.tab:hover { border-color: var(--primary-light); color: var(--primary-dark); }
.tab.is-active { background: var(--primary); border-color: var(--primary); color: #fff; }
.tab .n {
    font-size: 10.5px; font-weight: 700;
    background: rgba(0,0,0,.06); border-radius: 999px; padding: 1px 7px;
}
.tab.is-active .n { background: rgba(255,255,255,.25); }

/* Sidebar sub-group counts */
.sidebar__link .cnt {
    margin-inline-start: auto;
    font-size: 10.5px; font-weight: 700;
    background: rgba(255,255,255,.14); border-radius: 999px; padding: 1px 7px;
}
.sidebar__link.is-active .cnt { background: rgba(255,255,255,.25); }

/* Filter bar */
.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.filters label { display: flex; flex-direction: column; gap: 3px; }
.filters .filters__label { font-size: 10.5px; font-weight: 700; color: var(--text-muted); }
.sel {
    min-height: var(--input-min-h);
    padding: 8px 10px;
    font-family: inherit; font-size: 13px;
    color: var(--text-primary);
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    outline: none;
}
.sel:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,150,136,.12); }

/* Table helpers */
.table .wrap { white-space: normal; max-width: 320px; }
.null { color: var(--text-muted); }
.sortable { cursor: pointer; user-select: none; }
.sortable:hover { color: var(--primary-dark); }

/* Spinner */
.spin {
    width: 24px; height: 24px; display: inline-block;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Stat card skeleton (shimmer) */
.skel {
    background: linear-gradient(90deg, #EEE 25%, #F6F6F6 37%, #EEE 63%);
    background-size: 400% 100%;
    border-radius: 6px;
    animation: skel 1.4s ease infinite;
}
@keyframes skel { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

/* ═══════════════════════════ LOGIN ════════════════════════════════════ */

/* LoginView.xaml */
.login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--grad-login);
    padding: 24px;
}
.login__card {
    width: 380px;
    max-width: 100%;
    padding: 32px;
    border-radius: var(--radius-card);
    background: var(--light-card);
    box-shadow: var(--shadow-xl);
}
.login__logo {
    width: 90px; height: 90px;
    margin: 0 auto;
    border-radius: 45px;
    background: #fff;
    padding: 5px;
    overflow: hidden;
}
.login__logo img { width: 100%; height: 100%; object-fit: contain; }
.login__title {
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin: 14px 0 0;
    font-size: 20px;
}
.login__sub {
    color: var(--text-secondary);
    text-align: center;
    margin: 4px 0 24px;
    font-size: 13px;
}
.login__field {
    background: var(--light-card);
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 10px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: border-color .15s, box-shadow .15s;
}
.login__field:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0,150,136,.12);
}
.login__field .ico { color: var(--text-muted); }
.login__field input {
    flex: 1 1 auto;
    min-width: 0;
    border: 0;
    outline: none;
    background: transparent;
    font-family: inherit;
    font-size: 14px;
    color: var(--text-primary);
    caret-color: var(--primary);
}
.login__field input::placeholder { color: var(--text-muted); }
.login__foot { text-align: center; color: var(--text-muted); font-size: 12px; margin-top: 22px; }
.login__link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin: 12px auto 0;
    background: transparent;
    border: 0;
    cursor: pointer;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 11px;
}
.login__link:hover { color: var(--primary); }

/* ═══════════════════════════ RESPONSIVE ═══════════════════════════════ */

@media (max-width: 1100px) {
    .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
    :root { --sidebar-width: 0px; }
    .sidebar {
        position: fixed;
        inset-inline-start: 0;
        z-index: 60;
        transform: translateX(-100%);
        transition: transform .2s;
    }
    .sidebar.is-open { transform: none; }
    .stat-grid, .stat-grid--2, .stat-grid--3 { grid-template-columns: 1fr; }
    .scrim {
        position: fixed; inset: 0;
        background: rgba(0,0,0,.45);
        z-index: 50;
    }
}

@media print {
    .sidebar, .topbar, .scrim { display: none !important; }
    .page { padding: 0; }
    .card, .dash-card, .table-wrap { box-shadow: none; }
}

/* ── بطاقات محاور التنقل (StudentsHub/AccountsHub/...) — مطابقة UniformGrid الأوفلاين ── */
.hub-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
@media (max-width: 1100px) { .hub-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .hub-grid { grid-template-columns: 1fr; } }
.hub-tile {
    display: block; border-radius: 14px; padding: 20px; text-decoration: none;
    cursor: pointer; min-height: 110px;
}
.hub-tile .ico { width: 32px; height: 32px; color: #fff; }
.hub-tile__title { color: #fff; font-weight: 700; font-size: 14px; margin-top: 8px; }
.hub-tile__sub { color: #E5E7EB; font-size: 12px; margin-top: 2px; }
.grad-student    { background: linear-gradient(135deg, #009688 0%, #4DB6AC 100%); }
.grad-teacher    { background: linear-gradient(135deg, #009688 0%, #00796B 100%); }
.grad-revenue    { background: linear-gradient(135deg, #4CAF50 0%, #388E3C 100%); }
.grad-attendance { background: linear-gradient(135deg, #FF9800 0%, #F57C00 100%); }
.grad-employee   { background: linear-gradient(135deg, #9C27B0 0%, #7B1FA2 100%); }
.grad-class      { background: linear-gradient(135deg, #2196F3 0%, #1565C0 100%); }
.grad-indigo     { background: #6366F1; }