/* ==========================================================================
   BimbelKu Design System & Application Styles
   Compliant with ai.md rules: Generic CSS Variables, Mobile-first, Bootstrap 5
   Balanced border-radii: Softly curved rectangles (no sharp lancip, no full round/pill)
   ========================================================================== */
/*
 * CHANGELOG:
 * - Added --color-danger-1 / --color-danger-soft tokens
 * - Added .sidebar-section-label, .page-header-actions
 * - Added .quick-access-card, .quick-access-icon, .quick-access-label
 * - Added .btn-outline-custom, .badge-plan, .badge-active
 * - Added .activity-time, .activity-empty
 */

:root {
    /* Color Palette - Generic Tokens */
    --color-background-body: #eef2f9;
    --color-background-surface: #f7f9fc;
    --color-background-card: #ffffff;
    --color-background-sidebar: #fbfcfe;
    --color-border-subtle: #e7eaf3;

    /* Text Colors */
    --color-text-main: #0f1b3d;
    --color-text-muted: #7a8296;
    --color-text-inverse: #ffffff;

    /* Primary Accent */
    --color-primary-1: #8b5cf6;
    --color-primary-2: #7240e6;
    --color-primary-soft: #f3effe;

    /* Bootstrap 5 Theme Override (Rule 14, 15, 16) */
    --bs-primary: #8b5cf6;
    --bs-primary-rgb: 139, 92, 246;
    --bs-primary-text-emphasis: #7240e6;
    --bs-primary-bg-subtle: #f3effe;
    --bs-primary-border-subtle: #ddd6fe;
    --bs-link-color: #8b5cf6;
    --bs-link-color-rgb: 139, 92, 246;
    --bs-link-hover-color: #7240e6;
    --bs-link-hover-color-rgb: 114, 64, 230;
    --bs-focus-ring-color: rgba(139, 92, 246, 0.25);

    /* Status & Category Accents */
    --color-success-1: #17c07a;
    --color-success-2: #139f64;
    --color-success-soft: #e5f9ef;

    --color-warning-1: #f5a623;
    --color-warning-2: #d98d16;
    --color-warning-soft: #fff1dd;

    --color-info-1: #8b5cf6;
    --color-info-2: #7240e6;
    --color-info-soft: #f1ecfe;

    --color-danger-1: #ef4444;
    --color-danger-2: #dc2626;
    --color-danger-soft: #fef2f2;

    /* Typography */
    --font-family-base: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Spacing Units */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-7: 2rem;

    /* Balanced Border Radii - Soft curves, avoiding sharp lancip and full circle/pill */
    --radius-xs: 6px;
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;

    /* Box Shadows */
    --shadow-subtle: 0 2px 6px rgba(15, 27, 61, 0.04);
    --shadow-card: 0 10px 30px rgba(15, 27, 61, 0.06);
    --shadow-dropdown: 0 14px 35px rgba(15, 27, 61, 0.1);

    /* Layout Dimensions */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
}

/* Base HTML & Body Styles */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 85px;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--color-background-body);
    color: var(--color-text-main);
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

/* Main Application Shell - Full screen layout */
.app-shell {
    width: 100%;
    min-height: 100vh;
    margin: 0;
    background-color: var(--color-background-surface);
    display: flex;
}

@media (min-width: 992px) {
    .app-shell {
        margin: 0;
        border-radius: 0;
        box-shadow: none;
        min-height: 100vh;
    }
}

/* Prevent transition flash on initial page load */
body.preload-transitions .app-sidebar,
body.preload-transitions .app-main,
body.preload-transitions .brand,
body.preload-transitions .brand-wrapper,
body.preload-transitions .brand-name,
body.preload-transitions .nav-link-custom {
    transition: none !important;
}

/* Desktop Sidebar */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-background-sidebar);
    border-right: 1px solid var(--color-border-subtle);
    padding: var(--spacing-5) var(--spacing-4);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    transition: width 0.25s ease, padding 0.25s ease;
    overflow-x: hidden;
    overflow-y: auto;
    height: 100vh;
    height: 100dvh;
    max-height: 100vh;
    max-height: 100dvh;
    position: sticky;
    top: 0;
    scroll-behavior: auto !important;
    overscroll-behavior: contain;
}

.offcanvas-sidebar .offcanvas-body {
    scroll-behavior: auto !important;
    overscroll-behavior: contain;
}

/* Collapsed Desktop Sidebar State (Desktop only: min-width: 992px) */
@media (min-width: 992px) {
    .app-shell.sidebar-collapsed .app-sidebar {
        width: var(--sidebar-collapsed-width);
        padding: var(--spacing-5) var(--spacing-3);
        align-items: center;
    }
}

.brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: var(--spacing-4);
    padding: 0 var(--spacing-2);
    width: 100%;
}

.brand-expanded {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    width: 100%;
    min-width: 0;
}

.brand-collapsed {
    display: none;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.brand-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-text-main);
    text-decoration: none;
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
    transition: justify-content 0.25s ease;
}

.brand-badge-container {
    display: flex;
    align-items: center;
    padding-left: 2px;
}

.brand-role-badge {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    line-height: 1.35;
    text-transform: capitalize;
}

.brand-logo-long {
    max-height: 60px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
    object-position: left center;
    display: block;
    transition: max-height 0.25s ease, max-width 0.25s ease;
}

.brand-logo-short {
    max-height: 52px;
    max-width: 58px;
    width: auto;
    object-fit: contain;
    object-position: left center;
    display: block;
    transition: all 0.25s ease;
}

.brand-logo-adaptive {
    max-height: 58px;
    max-width: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    object-position: left center;
    display: block;
    transition: all 0.25s ease;
}

.brand-logo-compact {
    height: 42px;
    width: 42px;
    max-width: 42px;
    object-fit: contain;
    flex-shrink: 0;
    transition: all 0.25s ease;
}

.brand-icon-compact {
    font-size: 1.75rem;
    flex-shrink: 0;
    width: 36px;
    text-align: center;
}

.brand-name {
    font-weight: var(--font-weight-extrabold);
    line-height: 1.2;
    color: var(--color-text-main);
    word-break: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: font-size 0.2s ease;
}

.brand-name.brand-name-md {
    font-size: 1.2rem;
}

.brand-name.brand-name-sm {
    font-size: 0.98rem;
}

.brand-name.brand-name-xs {
    font-size: 0.85rem;
    line-height: 1.15;
}

.brand-collapsed-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.brand-collapsed-link:hover {
    background-color: var(--color-primary-soft);
    transform: scale(1.05);
}

.brand-logo-collapsed {
    width: 40px;
    height: 40px;
    max-width: 40px;
    max-height: 40px;
    object-fit: contain;
    border-radius: var(--radius-xs);
}

.brand-collapsed-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background-color: var(--color-primary-soft);
    color: var(--color-primary-1);
    font-size: 1.25rem;
}

/* Hide redundant duplicate brand inside mobile offcanvas-body since offcanvas-header already hosts brand */
.offcanvas-sidebar .offcanvas-body .brand {
    display: none !important;
}

@media (min-width: 992px) {
    .app-shell.sidebar-collapsed .app-sidebar .brand {
        align-items: center;
        justify-content: center;
        padding: 0;
        margin-bottom: var(--spacing-5);
    }

    .app-shell.sidebar-collapsed .app-sidebar .brand-expanded {
        display: none !important;
    }

    .app-shell.sidebar-collapsed .app-sidebar .brand-collapsed {
        display: flex !important;
    }
}


/* Sidebar Navigation */
.sidebar-nav {
    display: flex;
    flex-direction: column;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.sidebar-section-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #94a3b8;
    padding: 12px 10px 4px 10px;
    margin-top: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-link-custom {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-1);
    text-decoration: none;
    font-size: 0.885rem;
    transition: background-color 0.15s ease, color 0.15s ease, padding 0.2s ease, font-size 0.15s ease;
    white-space: nowrap;
    position: relative;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    overflow: hidden;
}

.nav-link-custom span:not(.badge) {
    min-width: 0;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: block;
    line-height: 1.25;
    font-size: clamp(0.78rem, 0.85vw, 0.885rem);
    letter-spacing: -0.015em;
}

.nav-link-custom i {
    width: 18px;
    text-align: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.nav-link-custom:hover {
    background-color: var(--color-primary-soft);
    color: var(--color-primary-1);
}

.nav-link-custom.active {
    background-color: var(--color-primary-soft);
    color: var(--color-primary-1);
    font-weight: var(--font-weight-semibold);
}

/* Collapsed Sidebar Navigation item adjustments (Desktop only: min-width: 992px) */
@media (min-width: 992px) {
    .app-shell.sidebar-collapsed .app-sidebar .nav-link-custom {
        justify-content: center;
        padding: 12px;
    }

    .app-shell.sidebar-collapsed .app-sidebar .nav-link-custom span {
        display: none;
    }

    .app-shell.sidebar-collapsed .app-sidebar .sidebar-section-label {
        text-align: center;
        font-size: 0;
        padding: var(--spacing-2) 0;
        margin: var(--spacing-2) 0;
        border-top: 1px solid var(--color-border-subtle);
    }
}

/* ==========================================================================
   Sidebar Tooltip Customization (ai.md Rule 6, 14, 15)
   Only displays when sidebar is collapsed; styled to match theme palette.
   ========================================================================== */

/* Safety rule: Never display sidebar tooltip when sidebar is OPEN or on mobile screens */
body:has(.app-shell:not(.sidebar-collapsed)) .sidebar-custom-tooltip {
    display: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

@media (max-width: 991.98px) {
    .sidebar-custom-tooltip {
        display: none !important;
        opacity: 0 !important;
        visibility: hidden !important;
        pointer-events: none !important;
    }
}

/* Tooltip container */
.tooltip.sidebar-custom-tooltip {
    --bs-tooltip-max-width: 480px;
    --bs-tooltip-bg: #111827;
    --bs-tooltip-color: #ffffff;
    --bs-tooltip-padding-x: 14px;
    --bs-tooltip-padding-y: 8px;
    --bs-tooltip-border-radius: 8px;
    --bs-tooltip-font-size: 0.8125rem;
    font-family: var(--font-family-base, 'Poppins', sans-serif);
    font-weight: 500;
    z-index: 1090;
    pointer-events: none;
    max-width: 480px !important;
}

/* Custom Tooltip Inner Card */
.tooltip.sidebar-custom-tooltip .tooltip-inner {
    background: linear-gradient(135deg, #111827 0%, #1a1938 100%);
    color: #ffffff;
    border: 1px solid rgba(139, 92, 246, 0.45);
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.012em;
    line-height: 1.4;
    white-space: nowrap;
    width: max-content !important;
    max-width: 480px !important;
    box-sizing: border-box;
    box-shadow: 0 10px 25px -5px rgba(17, 24, 39, 0.45), 0 4px 10px -2px rgba(139, 92, 246, 0.25);
}

/* Tooltip Arrow Customization */
.tooltip.sidebar-custom-tooltip.bs-tooltip-end .tooltip-arrow::before,
.tooltip.sidebar-custom-tooltip.bs-tooltip-auto[data-popper-placement^="right"] .tooltip-arrow::before {
    border-right-color: #111827 !important;
}

.tooltip.sidebar-custom-tooltip.bs-tooltip-start .tooltip-arrow::before,
.tooltip.sidebar-custom-tooltip.bs-tooltip-auto[data-popper-placement^="left"] .tooltip-arrow::before {
    border-left-color: #111827 !important;
}

.tooltip.sidebar-custom-tooltip.bs-tooltip-bottom .tooltip-arrow::before,
.tooltip.sidebar-custom-tooltip.bs-tooltip-auto[data-popper-placement^="bottom"] .tooltip-arrow::before {
    border-bottom-color: #111827 !important;
}

.tooltip.sidebar-custom-tooltip.bs-tooltip-top .tooltip-arrow::before,
.tooltip.sidebar-custom-tooltip.bs-tooltip-auto[data-popper-placement^="top"] .tooltip-arrow::before {
    border-top-color: #111827 !important;
}

/* Global Tooltip Hygiene (No rounded-pill, clean border-radius) */
.tooltip .tooltip-inner {
    border-radius: 6px;
    font-family: var(--font-family-base, 'Poppins', sans-serif);
    font-size: 0.78rem;
    padding: 5px 10px;
}

/* Accent danger class */
.accent-danger {
    background-color: var(--color-danger-soft);
    color: var(--color-danger-1);
}

/* Main Content Area */
.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    width: 100%;
    transition: margin-left 0.25s ease;
}

.app-content {
    flex: 1;
    padding: var(--spacing-5);
    min-width: 0;
    max-width: 100%;
    overflow-x: hidden;
}

@media (min-width: 992px) {
    .app-content {
        padding: var(--spacing-7) var(--spacing-7);
    }
}

/* Header / Navbar (Compliant with Reference UI) */
.app-navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-3) var(--spacing-5);
    background-color: var(--color-background-card);
    border-bottom: 1px solid var(--color-border-subtle);
    position: sticky;
    top: 0;
    z-index: 1020;
    min-height: 58px;
}

@media (min-width: 992px) {
    .app-navbar {
        padding: var(--spacing-3) var(--spacing-6);
        background-color: var(--color-background-card);
        border-bottom: 1px solid var(--color-border-subtle);
    }
}


/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-5);
    flex-wrap: wrap;
    gap: var(--spacing-3);
}

.page-title {
    font-weight: var(--font-weight-bold);
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
    color: var(--color-text-main);
    letter-spacing: -0.02em;
}

.page-subtitle {
    color: var(--color-text-muted);
    font-size: 0.88rem;
    margin: 0;
}


/* Action Buttons (Curved rectangle, compact & proportional, not bulky) */
.btn-primary-custom {
    background-color: var(--color-primary-1);
    border: 1px solid var(--color-primary-1);
    color: var(--color-text-inverse);
    font-weight: var(--font-weight-medium);
    font-size: 0.84rem;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    text-decoration: none;
    line-height: 1.45;
    transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
    white-space: nowrap;
}

.btn-primary-custom:hover {
    background-color: var(--color-primary-2);
    border-color: var(--color-primary-2);
    color: var(--color-text-inverse);
    transform: translateY(-1px);
}

.btn-primary-custom i {
    font-size: 0.8rem;
}

.btn-outline-custom {
    background-color: transparent;
    border: 1px solid var(--color-border-subtle);
    color: var(--color-text-main);
    font-weight: var(--font-weight-medium);
    font-size: 0.84rem;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    text-decoration: none;
    line-height: 1.45;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
    white-space: nowrap;
    cursor: pointer;
}

.btn-outline-custom:hover {
    background-color: var(--color-background-soft);
    border-color: var(--color-border-strong, #cbd5e1);
    color: var(--color-primary-1);
    transform: translateY(-1px);
}

.btn-outline-custom:focus-visible {
    outline: 2px solid var(--color-primary-1);
    outline-offset: 2px;
}

.btn-outline-custom i {
    font-size: 0.8rem;
}

.btn-icon-custom {
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--color-border-subtle);
    background-color: var(--color-background-card, #ffffff);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 0.82rem;
    line-height: 1;
}

.btn-icon-custom:hover:not(:disabled) {
    background-color: var(--color-background-soft);
    border-color: var(--color-border-strong, #cbd5e1);
    color: var(--color-primary-1);
    transform: translateY(-1px);
}

.btn-icon-custom:focus-visible {
    outline: 2px solid var(--color-primary-1);
    outline-offset: 2px;
}

.btn-icon-custom:disabled,
.btn-icon-custom[disabled] {
    opacity: 0.45;
    cursor: not-allowed;
    background-color: var(--color-background-soft);
    border-color: var(--color-border-subtle);
    pointer-events: none;
}

.btn-icon-custom.text-danger:hover:not(:disabled) {
    background-color: rgba(239, 68, 68, 0.08);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444 !important;
}

.btn-icon-custom.text-primary:hover:not(:disabled) {
    background-color: var(--color-primary-soft);
    border-color: var(--color-primary-1);
    color: var(--color-primary-1) !important;
}

/* Stat Cards (Curved rectangle, not sharp, not pill) */
.stat-card {
    background-color: var(--color-background-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-5);
    height: 100%;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-subtle);
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    margin-bottom: var(--spacing-4);
}

.stat-label {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    margin-bottom: var(--spacing-1);
    font-weight: var(--font-weight-medium);
}

.stat-value {
    font-weight: var(--font-weight-extrabold);
    font-size: 1.85rem;
    color: var(--color-text-main);
    line-height: 1.2;
}

/* Soft Backgrounds and Accent Classes */
.accent-primary {
    background-color: var(--color-primary-soft);
    color: var(--color-primary-1);
}

.accent-success {
    background-color: var(--color-success-soft);
    color: var(--color-success-1);
}

.accent-warning {
    background-color: var(--color-warning-soft);
    color: var(--color-warning-1);
}

.accent-info {
    background-color: var(--color-info-soft);
    color: var(--color-info-1);
}

.accent-danger {
    background-color: var(--color-danger-soft);
    color: var(--color-danger-1);
}

/* Panels (Curved rectangle) */
.panel-card {
    background-color: var(--color-background-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    height: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.panel-title {
    font-weight: var(--font-weight-bold);
    font-size: 1.15rem;
    color: var(--color-text-main);
    margin-bottom: var(--spacing-5);
}

/* Quota Progress (Curved bars, not pill) */
.progress-row {
    margin-bottom: var(--spacing-5);
}

.progress-row:last-child {
    margin-bottom: 0;
}

.progress-row-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.92rem;
    margin-bottom: var(--spacing-2);
}

.progress-row-label {
    color: var(--color-text-main);
    font-weight: var(--font-weight-medium);
}

.progress-row-value {
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
}

.progress-custom {
    height: 8px;
    border-radius: var(--radius-xs);
    background-color: #e9edf5;
    overflow: hidden;
}

.progress-custom .progress-fill {
    height: 100%;
    border-radius: var(--radius-xs);
    transition: width 0.4s ease;
}

.progress-custom .progress-fill.fill-primary {
    background-color: var(--color-primary-1);
}

/* Activity Items & Panel Card */
.activity-panel-card {
    transition: box-shadow 0.2s ease;
}

.activity-all-btn {
    min-height: 36px;
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-3) 0;
    border-bottom: 1px solid var(--color-border-subtle);
}

.activity-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.activity-item:first-child {
    padding-top: 0;
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1rem;
    margin-top: 2px;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-header-meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-2);
}

.activity-text {
    font-weight: var(--font-weight-medium);
    font-size: 0.92rem;
    color: var(--color-text-main);
    margin: 0;
    line-height: 1.45;
    word-break: break-word;
    overflow-wrap: anywhere;
}

.activity-footer-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.activity-time {
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

/* Badges (Curved rectangles, not pill-shaped) */
.badge-status {
    font-weight: var(--font-weight-semibold);
    font-size: 0.78rem;
    padding: 3.5px 10px;
    border-radius: var(--radius-xs);
    white-space: nowrap;
    display: inline-block;
    line-height: 1.25;
}

.badge-status-selesai {
    background-color: var(--color-success-soft);
    color: var(--color-success-1);
}

.badge-status-materi {
    background-color: var(--color-primary-soft);
    color: var(--color-primary-1);
}

.badge-status-tindak {
    background-color: var(--color-warning-soft);
    color: var(--color-warning-1);
}

.badge-status-danger {
    background-color: var(--color-danger-soft);
    color: var(--color-danger-1);
}

.badge-status-info {
    background-color: var(--color-info-soft);
    color: var(--color-info-1);
}

/* Chart Canvas Container */
.chart-container {
    position: relative;
    max-height: 280px;
    width: 100%;
}

/* User Menu & Header Helpers (Curved rectangle, not pill) */
.user-avatar-pill {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: 6px 12px;
    border-radius: var(--radius-md);
    background-color: var(--color-background-card);
    border: 1px solid var(--color-border-subtle);
    color: var(--color-text-main);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.9rem;
}

.user-avatar-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-xs);
    background-color: var(--color-primary-soft);
    color: var(--color-primary-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.nav-icon-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease-in-out;
}

.nav-icon-btn:hover {
    background-color: var(--color-background-surface);
    color: var(--color-primary-1);
}

/* User Avatar Circle with Initials (Ref UI: Purple gradient circle) */
.user-avatar-circle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a855f7 0%, #7e22ce 100%);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 6px rgba(126, 34, 206, 0.25);
    border: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    cursor: pointer;
}

.user-avatar-circle:hover {
    transform: scale(1.04);
    box-shadow: 0 4px 10px rgba(126, 34, 206, 0.35);
}

/* Navbar Panel Badge (Soft blue rounded pill from Ref UI) */
.navbar-panel-badge {
    background-color: #e0f2fe;
    color: #0284c7;
    font-weight: 600;
    font-size: 0.78rem;
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border: 1px solid rgba(2, 132, 199, 0.15);
    text-decoration: none;
    transition: background-color 0.15s ease;
}

.navbar-panel-badge:hover {
    background-color: #bae6fd;
    color: #0369a1;
}

/* Navbar Breadcrumb item */
.navbar-breadcrumb {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin: 0;
}

.navbar-breadcrumb .breadcrumb-lead {
    color: var(--color-text-muted);
    font-weight: 500;
}

.navbar-breadcrumb .breadcrumb-divider {
    color: var(--color-border-subtle);
    font-size: 0.8rem;
}

.navbar-breadcrumb .breadcrumb-current {
    color: var(--color-text-main);
    font-weight: 700;
}

/* Navbar Meta Info (Date & Live Clock) */
.navbar-meta-item {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background-color: transparent;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-xs);
}

.navbar-meta-item i {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Responsive Offcanvas Sidebar (Mobile / Tablet drawer) */
.offcanvas-sidebar {
    width: var(--sidebar-width) !important;
    background-color: var(--color-background-sidebar);
}

.offcanvas-sidebar .brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: var(--spacing-4);
    padding: 0 var(--spacing-2);
    width: 100%;
}

.offcanvas-sidebar .brand-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    justify-content: flex-start;
}

.offcanvas-sidebar .brand-name {
    display: -webkit-box !important;
}

.offcanvas-sidebar .brand-badge-container {
    display: flex !important;
}

.offcanvas-sidebar .brand .badge {
    display: inline-block !important;
}

.offcanvas-sidebar .nav-link-custom {
    justify-content: flex-start;
    padding: 11px 14px;
}

.offcanvas-sidebar .nav-link-custom span {
    display: inline !important;
}

.offcanvas-sidebar .sidebar-section-label {
    text-align: left !important;
    font-size: 0.72rem !important;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    padding: var(--spacing-4) var(--spacing-2) var(--spacing-1);
    margin-top: var(--spacing-2);
    border-top: none !important;
}

/* ==========================================================================
   DROPDOWN & POPOVER SYSTEM OVERRIDES (ai.md Rule 14, 15, 16 & 39)
   Eliminates raw Bootstrap #0d6efd blue active states.
   Replaces with elegant, soft brand theme.
   ========================================================================== */
.dropdown-menu {
    border: 1px solid var(--color-border-subtle) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: 0 10px 30px rgba(15, 27, 61, 0.08) !important;
    padding: 6px !important;
    background-color: var(--color-background-card) !important;
}

.dropdown-menu.show {
    animation: dropdownFadeIn 0.14s ease-out;
}

@keyframes dropdownFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .dropdown-menu.show {
        animation: none !important;
    }
}

.dropdown-header {
    color: var(--color-text-muted) !important;
    font-weight: 600 !important;
    padding: 6px 10px 4px !important;
    font-size: 0.72rem !important;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.dropdown-divider {
    border-top: 1px solid var(--color-border-subtle) !important;
    margin: 4px 0 !important;
    opacity: 1 !important;
}

.dropdown-item {
    color: var(--color-text-main) !important;
    font-weight: 500;
    padding: 7px 12px !important;
    border-radius: var(--radius-xs) !important;
    transition: background-color 0.15s ease, color 0.15s ease;
    font-size: 0.86rem !important;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--color-background-surface) !important;
    color: var(--color-primary-1) !important;
}

/* OVERRIDE: Active State - Soft Brand Tone, NO Raw #0d6efd Blue */
.dropdown-item.active,
.dropdown-item:active {
    background-color: var(--color-primary-soft) !important;
    color: var(--color-primary-2) !important;
    font-weight: 600 !important;
}

/* Status selection dropdown styling */
.dropdown-item-status-active {
    background-color: var(--color-primary-soft) !important;
    color: var(--color-primary-2) !important;
    font-weight: 600 !important;
}

/* Notification Popover & Truncation (No Horizontal Scrollbar) */
.notification-dropdown-menu {
    width: 360px !important;
    max-width: 92vw !important;
    overflow-x: hidden !important;
    overflow-y: hidden !important;
    padding: 0 !important;
}

.notification-list-container {
    overflow-x: hidden !important;
    overflow-y: hidden !important;
    max-width: 100% !important;
}

.notification-item {
    padding: 10px 14px !important;
    border-bottom: 1px solid var(--color-border-subtle) !important;
    transition: background-color 0.15s ease;
    text-decoration: none !important;
    overflow: hidden !important;
    max-width: 100% !important;
    display: block !important;
}

.notification-item:last-child {
    border-bottom: none !important;
}

.notification-item:hover {
    background-color: var(--color-background-surface) !important;
}

.notification-title-truncate {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    margin-bottom: 2px !important;
}

.notification-body-truncate {
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    word-break: break-word !important;
    font-size: 0.76rem !important;
    line-height: 1.35 !important;
    margin-bottom: 4px !important;
}

/* Empty State Notification Card (Ref Image 4) */
.notification-empty-card {
    padding: 2.2rem 1.5rem;
    text-align: center;
}

.notification-empty-illustration {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.25rem;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.14) 0%, rgba(114, 64, 230, 0.06) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.notification-empty-illustration i.main-icon {
    font-size: 2.2rem;
    color: var(--color-primary-1);
}

.notification-empty-illustration .badge-bell {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 28px;
    height: 28px;
    background: #ffffff;
    border: 2px solid var(--color-primary-soft);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-1);
    font-size: 0.75rem;
    box-shadow: 0 2px 6px rgba(139, 92, 246, 0.2);
}

/* Hide Bootstrap dropdown caret arrow for clean icon buttons and badges */
.dropdown-toggle-nocaret::after,
.nav-icon-btn.dropdown-toggle::after,
.user-avatar-circle.dropdown-toggle::after {
    display: none !important;
    content: none !important;
}


/* Page Header Actions row */
.page-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

/* Outline Button (Compact & proportional) */
.btn-outline-custom {
    background-color: transparent;
    border: 1px solid var(--color-border-subtle);
    color: var(--color-text-main);
    font-weight: var(--font-weight-medium);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    text-decoration: none;
    transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease;
    font-size: 0.84rem;
    line-height: 1.45;
    white-space: nowrap;
}

.btn-outline-custom:hover {
    border-color: var(--color-primary-1);
    color: var(--color-primary-1);
    background-color: var(--color-primary-soft);
}

/* Global Bootstrap Buttons Proportion Alignment */
.btn {
    font-size: 0.85rem;
    padding: 0.42rem 0.85rem;
    border-radius: var(--radius-sm);
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    transition: all 0.15s ease-in-out;
}

/* Form Submit Button Loading State (ai.md Rule 2, 14, 15 & antislop) */
.btn.is-loading,
.btn[disabled].is-loading,
.btn-primary-custom.is-loading,
.btn-primary-custom[disabled].is-loading,
.btn-ink.is-loading,
.btn-ink[disabled].is-loading {
    cursor: not-allowed !important;
    pointer-events: none !important;
    opacity: 0.85;
}

.btn.is-loading .spinner-border,
.btn-primary-custom.is-loading .spinner-border,
.btn-ink.is-loading .spinner-border {
    width: 0.95rem;
    height: 0.95rem;
    border-width: 0.14em;
    vertical-align: -0.125em;
}

/* Table CRUD and Icon Action Buttons */
.btn-sm,
.btn-group-sm>.btn {
    font-size: 0.78rem;
    padding: 0.28rem 0.55rem;
    border-radius: var(--radius-xs);
    min-height: 28px;
    min-width: 28px;
    line-height: 1.35;
}

.table td .btn-sm {
    padding: 4px 8px;
    font-size: 0.76rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.table td .btn-sm i {
    font-size: 0.78rem;
}

/* Filter and Search Form Alignment */
.input-group .form-control,
.input-group .form-select,
.input-group .input-group-text {
    font-size: 0.85rem;
    padding: 0.42rem 0.75rem;
    border-radius: var(--radius-sm);
}

.input-group .input-group-text {
    background-color: var(--color-background-card);
    border-color: var(--color-border-subtle);
}

.form-control,
.form-select {
    border-radius: var(--radius-sm);
    border-color: var(--color-border-subtle);
    font-size: 0.85rem;
    padding: 0.42rem 0.75rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary-1);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.18);
}

/* Bootstrap 5 Primary Utility & Component Overrides (Rule 14 & 15) */
.btn-primary {
    --bs-btn-bg: var(--color-primary-1);
    --bs-btn-border-color: var(--color-primary-1);
    --bs-btn-hover-bg: var(--color-primary-2);
    --bs-btn-hover-border-color: var(--color-primary-2);
    --bs-btn-active-bg: var(--color-primary-2);
    --bs-btn-active-border-color: var(--color-primary-2);
    --bs-btn-disabled-bg: var(--color-primary-1);
    --bs-btn-disabled-border-color: var(--color-primary-1);
    --bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
    background-color: var(--color-primary-1);
    border-color: var(--color-primary-1);
    color: var(--color-text-inverse);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--color-primary-2) !important;
    border-color: var(--color-primary-2) !important;
    color: var(--color-text-inverse) !important;
}

.btn-outline-primary {
    --bs-btn-color: var(--color-primary-1);
    --bs-btn-border-color: var(--color-primary-1);
    --bs-btn-hover-bg: var(--color-primary-1);
    --bs-btn-hover-border-color: var(--color-primary-1);
    --bs-btn-active-bg: var(--color-primary-2);
    --bs-btn-active-border-color: var(--color-primary-2);
    --bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
    --bs-btn-disabled-color: var(--color-primary-1) !important;
    --bs-btn-disabled-bg: transparent !important;
    --bs-btn-disabled-border-color: var(--color-primary-1) !important;
    color: var(--color-primary-1) !important;
    border-color: var(--color-primary-1) !important;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background-color: var(--color-primary-1) !important;
    border-color: var(--color-primary-1) !important;
    color: var(--color-text-inverse) !important;
}

.btn-outline-primary:active {
    background-color: var(--color-primary-2) !important;
    border-color: var(--color-primary-2) !important;
    color: var(--color-text-inverse) !important;
}

.btn-outline-primary:disabled,
.btn-outline-primary.disabled,
.btn-outline-primary.is-loading,
.btn-outline-primary[disabled].is-loading {
    color: var(--color-primary-1) !important;
    border-color: var(--color-primary-1) !important;
    background-color: transparent !important;
    opacity: 0.85 !important;
}

/* Spinner Global Theme Overrides (ai.md Rule 14, 15, 39) */
.spinner-border,
.spinner-grow {
    --bs-spinner-border-color: var(--color-primary-1, #8b5cf6);
}

.spinner-border.text-primary,
.spinner-grow.text-primary,
.btn-outline-primary .spinner-border,
.btn-outline-primary.is-loading .spinner-border,
.btn-outline-primary[disabled].is-loading .spinner-border {
    --bs-spinner-border-color: var(--color-primary-1, #8b5cf6) !important;
    color: var(--color-primary-1, #8b5cf6) !important;
    border-color: var(--color-primary-1, #8b5cf6) !important;
    border-right-color: transparent !important;
}

.bg-primary {
    background-color: var(--color-primary-1) !important;
}

.text-primary {
    color: var(--color-primary-1) !important;
}

.border-primary {
    border-color: var(--color-primary-1) !important;
}

.bg-primary-subtle {
    background-color: var(--color-primary-soft) !important;
}

.text-primary-emphasis {
    color: var(--color-primary-2) !important;
}

.border-primary-subtle {
    border-color: var(--bs-primary-border-subtle) !important;
}

.progress-bar.bg-primary {
    background-color: var(--color-primary-1) !important;
}

/* Bootstrap components with hardcoded blue (#0d6efd / #86b7fe) */
.btn-info,
.btn-outline-info:hover,
.btn-outline-info:focus,
.btn-outline-info:active {
    background-color: var(--color-info-1) !important;
    border-color: var(--color-info-1) !important;
    color: var(--color-text-inverse) !important;
}

.btn-outline-info {
    color: var(--color-info-1);
    border-color: var(--color-info-1);
}

.btn:focus-visible,
.btn-check:focus-visible+.btn,
.nav-link:focus-visible,
.page-link:focus {
    box-shadow: 0 0 0 0.25rem var(--bs-focus-ring-color) !important;
    outline: 0;
}

.nav-pills {
    --bs-nav-pills-link-active-bg: var(--color-primary-1);
    --bs-nav-pills-link-active-color: var(--color-text-inverse);
}

.nav-link {
    --bs-nav-link-color: var(--color-primary-1);
    --bs-nav-link-hover-color: var(--color-primary-2);
}

.dropdown-menu {
    --bs-dropdown-link-active-bg: var(--color-primary-1);
    --bs-dropdown-link-active-color: var(--color-text-inverse);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--bs-primary-border-subtle);
    box-shadow: 0 0 0 0.25rem var(--bs-focus-ring-color);
}

/* Pagination Active State Override */
.page-item.active .page-link {
    background-color: var(--color-primary-1);
    border-color: var(--color-primary-1);
    color: var(--color-text-inverse);
}

.page-link {
    color: var(--color-primary-1);
}

.page-link:hover {
    color: var(--color-primary-2);
}

/* Form Check / Radio Focus & Checked Override */
.form-check-input:checked {
    background-color: var(--color-primary-1);
    border-color: var(--color-primary-1);
}

.form-check-input:focus {
    border-color: var(--color-primary-1);
    box-shadow: 0 0 0 0.25rem rgba(139, 92, 246, 0.25);
}

/* Table styling polish */
.table {
    font-size: 0.85rem;
}

.table thead th {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
    color: var(--color-text-muted);
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid var(--color-border-subtle);
    background-color: transparent;
}

.table tbody td {
    padding: 0.65rem 0.75rem;
    vertical-align: middle;
}

/* Ensure icons inside outline buttons properly inherit inverted color on hover/focus/active */
[class*="btn-outline-"]:hover i,
[class*="btn-outline-"]:focus i,
[class*="btn-outline-"]:active i,
[class*="btn-outline-"].active i {
    color: inherit !important;
}


/* Sidebar Section Label */
.sidebar-section-label {
    font-size: 0.72rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    padding: var(--spacing-4) var(--spacing-2) var(--spacing-1);
    margin-top: var(--spacing-2);
}

/* Quick Access Cards */
.quick-access-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    padding: var(--spacing-5) var(--spacing-4);
    background-color: var(--color-background-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
    text-align: center;
    height: 100%;
}

.quick-access-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
    border-color: var(--color-primary-1);
}

.quick-access-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.quick-access-label {
    font-size: 0.82rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-main);
    line-height: 1.3;
}

/* Plan Badge in Panel Header */
.badge-plan {
    font-size: 0.78rem;
    font-weight: var(--font-weight-semibold);
    padding: 4px 10px;
    border-radius: var(--radius-xs);
    background-color: var(--color-primary-soft);
    color: var(--color-primary-1);
    vertical-align: middle;
}

.badge-active {
    font-size: 0.78rem;
    font-weight: var(--font-weight-semibold);
    padding: 4px 10px;
    border-radius: var(--radius-xs);
    background-color: var(--color-success-soft);
    color: var(--color-success-1);
    white-space: nowrap;
}

/* Activity Item — Time Label */
.activity-time {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-1);
}

/* Activity Empty State */
.activity-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    padding: var(--spacing-7);
    color: var(--color-text-muted);
    text-align: center;
}

.activity-empty i {
    font-size: 2.2rem;
    opacity: 0.45;
}

.activity-empty p {
    font-size: 0.92rem;
    margin: 0;
}

/* Progress fill width via CSS variable */
.progress-fill {
    width: var(--progress-percent, 0%);
}

/* ==========================================================================
   SweetAlert2 Modern Toast Notification System (ai.md Rule 20)
   Mobile-first, responsive, sleek modern card with high z-index
   ========================================================================== */
.swal2-container.swal2-top-end,
.swal2-container.swal2-top,
.swal2-container.swal2-top-start {
    z-index: 100000 !important;
    padding: 0.75rem !important;
}

.swal2-popup.swal2-toast {
    box-shadow: 0 10px 25px -5px rgba(15, 27, 61, 0.15), 0 8px 10px -6px rgba(15, 27, 61, 0.1) !important;
    border-radius: 12px !important;
    border: 1px solid var(--color-border-subtle, #e7eaf3) !important;
    background-color: var(--color-background-card, #ffffff) !important;
    color: var(--color-text-main, #0f1b3d) !important;
    font-family: var(--font-family-base, inherit) !important;
    padding: 0.75rem 1rem !important;
}

.swal2-popup.swal2-toast .swal2-title {
    font-size: 0.88rem !important;
    font-weight: 600 !important;
    color: var(--color-text-main, #0f1b3d) !important;
    margin: 0 !important;
}

.swal2-popup.swal2-toast .swal2-html-container {
    font-size: 0.8rem !important;
    color: var(--color-text-muted, #7a8296) !important;
    margin-top: 0.25rem !important;
}

.swal2-popup.swal2-toast .swal2-timer-progress-bar {
    background: var(--color-primary-1, #1e3a8a) !important;
    height: 3px !important;
}

.swal2-popup.swal2-toast .swal2-close {
    font-size: 1.25rem !important;
    color: var(--color-text-muted, #7a8296) !important;
    min-width: 32px !important;
    min-height: 32px !important;
}

.swal2-popup.swal2-toast .swal2-close:hover {
    color: var(--color-text-main, #0f1b3d) !important;
}

.swal2-popup.swal2-toast .swal2-icon {
    margin: 0 0.6rem 0 0 !important;
}

/* Centered SweetAlert2 Modals (Confirmation dialogs — kept centered as per ai.md Rule 20) */
.swal2-popup:not(.swal2-toast) {
    border-radius: 16px !important;
    border: 1px solid var(--color-border-subtle, #e7eaf3) !important;
    box-shadow: 0 20px 40px -10px rgba(15, 27, 61, 0.2) !important;
    font-family: var(--font-family-base, inherit) !important;
    padding: 1.75rem !important;
}

.swal2-popup:not(.swal2-toast) .swal2-title {
    font-size: 1.25rem !important;
    font-weight: 700 !important;
    color: var(--color-text-main, #0f1b3d) !important;
}

.swal2-popup:not(.swal2-toast) .swal2-html-container {
    font-size: 0.92rem !important;
    color: var(--color-text-muted, #555e75) !important;
}

.swal2-popup:not(.swal2-toast) .swal2-actions {
    margin-top: 1.5rem !important;
    gap: 0.5rem !important;
}

.swal2-popup:not(.swal2-toast) .swal2-actions button {
    border-radius: 8px !important;
    font-weight: 600 !important;
    font-size: 0.88rem !important;
    padding: 0.55rem 1.25rem !important;
    min-height: 44px !important;
}

/* Mobile-first responsive optimization: on small screens, center nicely at top */
@media (max-width: 575.98px) {

    .swal2-container.swal2-top-end,
    .swal2-container.swal2-top {
        padding: 0.5rem !important;
    }

    .swal2-container.swal2-top-end .swal2-popup.swal2-toast,
    .swal2-container.swal2-top .swal2-popup.swal2-toast {
        width: calc(100vw - 1rem) !important;
        max-width: 100% !important;
        margin: 0 auto !important;
    }

    .swal2-popup:not(.swal2-toast) {
        width: calc(100vw - 1.5rem) !important;
        padding: 1.25rem !important;
    }
}

/* ==========================================================================
   Flatpickr Custom Design System Integration (ai.md: Dateform Dateflatpicker)
   ========================================================================== */
.flatpickr-calendar {
    font-family: var(--font-family-base, 'Poppins', sans-serif) !important;
    border-radius: 14px !important;
    box-shadow: 0 12px 35px -5px rgba(15, 23, 42, 0.15), 0 4px 10px -2px rgba(15, 23, 42, 0.05) !important;
    border: 1px solid var(--color-border-subtle, #e2e8f0) !important;
    background: #ffffff !important;
    padding: 10px !important;
    width: 328px !important;
    box-sizing: border-box !important;
    overflow: visible !important;
    direction: ltr !important;
    font-size: 0.875rem !important;
}

.flatpickr-calendar.hasWeeks,
.flatpickr-calendar.hasTime {
    width: auto !important;
}

.flatpickr-months {
    width: 308px !important;
    margin: 0 auto 6px !important;
    padding: 2px 0 !important;
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.flatpickr-current-month {
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    color: var(--color-text-main, #1e293b) !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.flatpickr-current-month .flatpickr-monthDropdown-months {
    font-weight: 600 !important;
    border-radius: 6px !important;
    color: var(--color-text-main, #1e293b) !important;
    background: transparent !important;
    padding: 2px 6px !important;
    cursor: pointer !important;
    border: none !important;
}

.flatpickr-current-month .flatpickr-monthDropdown-months:hover {
    background: var(--color-primary-soft, #eef2ff) !important;
}

.flatpickr-current-month .numInputWrapper {
    width: 65px !important;
    border-radius: 6px !important;
}

.flatpickr-current-month input.cur-year {
    font-weight: 600 !important;
    color: var(--color-text-main, #1e293b) !important;
    padding: 2px 4px !important;
}

.flatpickr-months .flatpickr-prev-month,
.flatpickr-months .flatpickr-next-month {
    padding: 6px 8px !important;
    border-radius: 6px !important;
    color: var(--color-text-muted, #64748b) !important;
    transition: all 0.15s ease !important;
    top: 2px !important;
    height: 32px !important;
    width: 32px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.flatpickr-months .flatpickr-prev-month:hover,
.flatpickr-months .flatpickr-next-month:hover {
    background: var(--color-primary-soft, #eef2ff) !important;
    color: var(--color-primary-1, #0d6efd) !important;
}

.flatpickr-months .flatpickr-prev-month svg,
.flatpickr-months .flatpickr-next-month svg {
    width: 13px !important;
    height: 13px !important;
    fill: currentColor !important;
}

.flatpickr-weekdays {
    width: 308px !important;
    margin: 0 auto 4px !important;
    height: 32px !important;
    display: flex !important;
    align-items: center !important;
    overflow: hidden !important;
}

span.flatpickr-weekday {
    font-weight: 600 !important;
    font-size: 0.8125rem !important;
    color: var(--color-text-muted, #64748b) !important;
    width: 44px !important;
    max-width: 44px !important;
    flex: 1 0 44px !important;
    text-align: center !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    line-height: 32px !important;
}

.flatpickr-days {
    width: 308px !important;
    margin: 0 auto !important;
    overflow: visible !important;
}

.dayContainer {
    width: 308px !important;
    min-width: 308px !important;
    max-width: 308px !important;
    box-sizing: border-box !important;
    padding: 0 !important;
    margin: 0 auto !important;
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: flex-start !important;
}

.flatpickr-day {
    width: 40px !important;
    max-width: 40px !important;
    height: 40px !important;
    line-height: 40px !important;
    margin: 2px !important;
    border-radius: 8px !important;
    font-weight: 500 !important;
    font-size: 0.875rem !important;
    color: var(--color-text-main, #1e293b) !important;
    transition: all 0.15s ease !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    box-sizing: border-box !important;
    border: 1px solid transparent !important;
}

.flatpickr-day:hover {
    background: var(--color-primary-soft, #eef2ff) !important;
    color: var(--color-primary-1, #0d6efd) !important;
    border-color: transparent !important;
}

.flatpickr-day.today {
    border-color: var(--color-primary-1, #0d6efd) !important;
    color: var(--color-primary-1, #0d6efd) !important;
    font-weight: 600 !important;
    background: transparent !important;
}

.flatpickr-day.today:hover {
    background: var(--color-primary-soft, #eef2ff) !important;
}

.flatpickr-day.selected,
.flatpickr-day.startRange,
.flatpickr-day.endRange {
    background: var(--color-primary-1, #0d6efd) !important;
    border-color: var(--color-primary-1, #0d6efd) !important;
    color: #ffffff !important;
    font-weight: 600 !important;
}

.flatpickr-day.today.selected,
.flatpickr-day.today.startRange,
.flatpickr-day.today.endRange {
    color: #ffffff !important;
}

.flatpickr-day.selected.startRange,
.flatpickr-day.startRange.startRange {
    border-radius: 8px 0 0 8px !important;
}

.flatpickr-day.selected.endRange,
.flatpickr-day.endRange.endRange {
    border-radius: 0 8px 8px 0 !important;
}

.flatpickr-day.selected.startRange.endRange {
    border-radius: 8px !important;
}

.flatpickr-day.inRange {
    background: var(--color-primary-soft, #eef2ff) !important;
    border-color: var(--color-primary-soft, #eef2ff) !important;
    color: var(--color-primary-1, #0d6efd) !important;
    border-radius: 0 !important;
    box-shadow: -2px 0 0 var(--color-primary-soft, #eef2ff), 2px 0 0 var(--color-primary-soft, #eef2ff) !important;
}

.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay {
    color: var(--color-text-muted, #94a3b8) !important;
    opacity: 0.5 !important;
}

.flatpickr-day.prevMonthDay:hover,
.flatpickr-day.nextMonthDay:hover {
    background: var(--color-background-surface, #f8fafc) !important;
    color: var(--color-text-main, #334155) !important;
}

.flatpickr-day.flatpickr-disabled,
.flatpickr-day.flatpickr-disabled:hover {
    color: var(--color-border-subtle, #cbd5e1) !important;
    background: transparent !important;
    cursor: not-allowed !important;
    opacity: 0.35 !important;
}

.flatpickr-time {
    border-top: 1px solid var(--color-border-subtle, #e2e8f0) !important;
    padding: 8px 0 !important;
    width: 308px !important;
    margin: 6px auto 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.flatpickr-time input {
    font-family: var(--font-family-base, 'Poppins', sans-serif) !important;
    font-weight: 600 !important;
    border-radius: 6px !important;
    font-size: 0.95rem !important;
    color: var(--color-text-main, #1e293b) !important;
}

.flatpickr-time .flatpickr-time-separator {
    color: var(--color-text-muted, #64748b) !important;
    font-weight: 700 !important;
}

.flatpickr-calendar.arrowTop:before,
.flatpickr-calendar.arrowTop:after {
    border-bottom-color: #ffffff !important;
}

.flatpickr-calendar.arrowBottom:before,
.flatpickr-calendar.arrowBottom:after {
    border-top-color: #ffffff !important;
}

.flatpickr-input[readonly] {
    background-color: #ffffff !important;
    cursor: pointer;
}

.flatpickr-input.form-control:disabled,
.flatpickr-input.form-control[readonly]:disabled {
    background-color: var(--color-background-surface, #f8fafc) !important;
    cursor: not-allowed;
}

@media (max-width: 360px) {
    .flatpickr-calendar {
        width: calc(100vw - 16px) !important;
        padding: 6px !important;
    }
    .flatpickr-days,
    .dayContainer,
    .flatpickr-weekdays,
    .flatpickr-months {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
    }
    .flatpickr-day {
        width: 13.5% !important;
        max-width: 13.5% !important;
        height: 36px !important;
        line-height: 36px !important;
        margin: 1px 0 !important;
    }
    span.flatpickr-weekday {
        width: 14.28% !important;
        max-width: 14.28% !important;
    }
}

/* ==========================================================================
   Global Pagination Styling (ai.md Rule 18 & Bootstrap 5 Harmonization)
   ========================================================================== */
.pagination {
    --bs-pagination-padding-x: 0.75rem;
    --bs-pagination-padding-y: 0.375rem;
    --bs-pagination-font-size: 0.85rem;
    --bs-pagination-color: var(--color-text-main);
    --bs-pagination-bg: #ffffff;
    --bs-pagination-border-width: 1px;
    --bs-pagination-border-color: var(--color-border-subtle);
    --bs-pagination-border-radius: var(--radius-sm);
    --bs-pagination-hover-color: var(--color-primary-1);
    --bs-pagination-hover-bg: var(--color-primary-soft);
    --bs-pagination-hover-border-color: var(--color-border-subtle);
    --bs-pagination-focus-color: var(--color-primary-1);
    --bs-pagination-focus-bg: var(--color-primary-soft);
    --bs-pagination-focus-box-shadow: 0 0 0 0.2rem rgba(139, 92, 246, 0.15);
    --bs-pagination-active-color: #ffffff;
    --bs-pagination-active-bg: var(--color-primary-1);
    --bs-pagination-active-border-color: var(--color-primary-1);
    --bs-pagination-disabled-color: var(--color-text-muted);
    --bs-pagination-disabled-bg: var(--color-background-surface);
    --bs-pagination-disabled-border-color: var(--color-border-subtle);
    display: flex;
    padding-left: 0;
    list-style: none;
    margin-bottom: 0;
    gap: 3px;
}

.pagination .page-item:first-child .page-link {
    border-top-left-radius: var(--radius-sm);
    border-bottom-left-radius: var(--radius-sm);
}

.pagination .page-item:last-child .page-link {
    border-top-right-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
}

.pagination .page-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 0.5rem;
    color: var(--bs-pagination-color);
    text-decoration: none;
    background-color: var(--bs-pagination-bg);
    border: var(--bs-pagination-border-width) solid var(--bs-pagination-border-color);
    border-radius: var(--radius-xs);
    font-weight: 500;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
}

.pagination .page-link:hover {
    z-index: 2;
    color: var(--bs-pagination-hover-color);
    background-color: var(--bs-pagination-hover-bg);
    border-color: var(--bs-pagination-hover-border-color);
}

.pagination .page-item.active .page-link {
    z-index: 3;
    color: var(--bs-pagination-active-color);
    background-color: var(--bs-pagination-active-bg);
    border-color: var(--bs-pagination-active-border-color);
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(139, 92, 246, 0.25);
}

.pagination .page-item.disabled .page-link {
    color: var(--bs-pagination-disabled-color);
    pointer-events: none;
    background-color: var(--bs-pagination-disabled-bg);
    border-color: var(--bs-pagination-disabled-border-color);
    opacity: 0.65;
}

/* Ensure pagination container from Laravel Bootstrap 5 view hides redundant text when customized */
nav>.d-none.flex-sm-fill.d-sm-flex {
    align-items: center;
}

nav>.d-none.flex-sm-fill.d-sm-flex>div:first-child {
    display: none;
}

/* ==========================================================================
   Summernote Dialog Override — Global (ai.md Rule 1)
   Covers: insert image modal, insert link modal, semua dialog Summernote
   ========================================================================== */

/* Modal dialog wrapper */
.note-modal .modal-dialog {
    max-width: 520px;
    margin: 1.75rem auto;
    border-radius: var(--radius-xl) !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
}

/* Modal card body */
.note-modal .modal-content {
    border: none !important;
    border-radius: var(--radius-xl) !important;
    box-shadow: 0 20px 60px rgba(15, 27, 61, 0.16), 0 4px 16px rgba(139, 92, 246, 0.1) !important;
    overflow: hidden !important;
    font-family: var(--font-family-base);
    background-color: var(--color-background-card, #ffffff) !important;
    background-clip: padding-box !important;
}

/* Header */
.note-modal .modal-header,
.note-modal .modal-content>.modal-header {
    background: linear-gradient(135deg, var(--color-primary-1) 0%, var(--color-primary-2) 100%) !important;
    border-bottom: none !important;
    padding: 1.1rem 1.5rem !important;
    border-radius: 0 !important;
    border-top-left-radius: 0 !important;
    border-top-right-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
    margin: 0 !important;
}

.note-modal .modal-title {
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-semibold);
    font-size: 0.95rem;
    color: #ffffff;
    letter-spacing: 0.01em;
}

.note-modal .modal-header .btn-close {
    filter: invert(1) brightness(2);
    opacity: 0.8;
    transition: opacity 0.2s;
}

.note-modal .modal-header .btn-close:hover {
    opacity: 1;
}

/* Body */
.note-modal .modal-body {
    background-color: var(--color-background-card);
    padding: 1.5rem;
}

/* Form labels */
.note-modal .modal-body label,
.note-modal .note-form-label {
    font-family: var(--font-family-base);
    font-size: 0.78rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.35rem;
    display: block;
}

/* Inputs */
.note-modal .modal-body input[type="text"],
.note-modal .modal-body input[type="url"],
.note-modal .modal-body input[type="file"],
.note-modal .note-input {
    width: 100%;
    border: 1.5px solid var(--color-border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.55rem 0.85rem;
    font-family: var(--font-family-base);
    font-size: 0.875rem;
    color: var(--color-text-main);
    background-color: var(--color-background-surface);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
    box-shadow: none;
}

.note-modal .modal-body input[type="text"]:focus,
.note-modal .modal-body input[type="url"]:focus,
.note-modal .note-input:focus {
    border-color: var(--color-primary-1);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.12);
    background-color: #ffffff;
}

/* Checkbox label */
.note-modal .checkbox label,
.note-modal .modal-body .checkbox label {
    font-size: 0.82rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-main);
    text-transform: none;
    letter-spacing: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    cursor: pointer;
}

/* Footer */
.note-modal .modal-footer,
.note-modal .modal-content>.modal-footer {
    background-color: var(--color-background-surface) !important;
    border-top: 1px solid var(--color-border-subtle) !important;
    padding: 0.9rem 1.5rem !important;
    gap: 0.5rem;
    border-radius: 0 !important;
    border-top-left-radius: 0 !important;
    border-top-right-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
    margin: 0 !important;
}

/* Primary action button */
.note-modal .modal-footer .btn-primary,
.note-modal .note-btn-primary {
    background: linear-gradient(135deg, var(--color-primary-1) 0%, var(--color-primary-2) 100%);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
    padding: 0.5rem 1.25rem;
    color: #ffffff;
    letter-spacing: 0.01em;
    transition: opacity 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.25);
}

.note-modal .modal-footer .btn-primary:disabled,
.note-modal .note-btn-primary:disabled,
.note-modal .modal-footer .btn-primary[disabled],
.note-modal .note-btn-primary[disabled] {
    opacity: 0.55 !important;
    cursor: not-allowed !important;
    transform: none !important;
    box-shadow: none !important;
    pointer-events: none !important;
}

.note-modal .modal-footer .btn-primary:not(:disabled):hover,
.note-modal .note-btn-primary:not(:disabled):hover {
    opacity: 0.92;
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35);
    transform: translateY(-1px);
}

.note-modal .modal-footer .btn-primary:active,
.note-modal .note-btn-primary:active {
    transform: translateY(0);
    opacity: 1;
}

/* Secondary/cancel button */
.note-modal .modal-footer .btn-default,
.note-modal .modal-footer .btn-secondary,
.note-modal .note-btn-default {
    background-color: transparent;
    border: 1.5px solid var(--color-border-subtle);
    border-radius: var(--radius-sm);
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-medium);
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    color: var(--color-text-muted);
    transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.note-modal .modal-footer .btn-default:hover,
.note-modal .modal-footer .btn-secondary:hover,
.note-modal .note-btn-default:hover {
    border-color: var(--color-primary-1);
    color: var(--color-primary-1);
    background-color: var(--color-primary-soft);
}

/* Tab nav inside image dialog (File / URL / Video) */
.note-modal .nav-tabs {
    border-bottom: 1.5px solid var(--color-border-subtle);
    gap: 0.15rem;
    padding: 0 0.25rem;
}

.note-modal .nav-tabs .nav-link {
    font-family: var(--font-family-base);
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
    border: none;
    border-bottom: 2.5px solid transparent;
    border-radius: 0;
    padding: 0.55rem 0.85rem;
    transition: color 0.2s, border-color 0.2s;
    background: transparent;
}

.note-modal .nav-tabs .nav-link:hover {
    color: var(--color-primary-1);
    border-bottom-color: rgba(139, 92, 246, 0.35);
}

.note-modal .nav-tabs .nav-link.active {
    color: var(--color-primary-1);
    border-bottom-color: var(--color-primary-1);
    background: transparent;
    font-weight: var(--font-weight-semibold);
}

/* Tab content spacing */
.note-modal .tab-content {
    padding-top: 1rem;
}

/* Note group (form-group inside modal) */
.note-modal .note-form-group {
    margin-bottom: 1rem;
}

/* Drag & drop image area */
.note-modal .note-dropzone {
    border: 2px dashed var(--color-border-subtle);
    border-radius: var(--radius-md);
    background-color: var(--color-background-surface);
    transition: border-color 0.2s, background-color 0.2s;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.note-modal .note-dropzone:hover,
.note-modal .note-dropzone.hover {
    border-color: var(--color-primary-1);
    background-color: var(--color-primary-soft);
}

.note-modal .note-dropzone p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* Backdrop darker untuk modal Summernote */
.note-modal.modal .modal-backdrop,
.modal-backdrop {
    background-color: rgba(15, 27, 61, 0.45);
}

/* ==========================================================================
   Summernote File Input — Custom Upload UI (Ganti bawaan browser)
   Struktur Summernote: .form-group.note-group-select-from-files > label + input[type=file]
   ========================================================================== */

/* Fix corner radius — pastikan border-radius bulat dan overflow hidden agar tidak ada sudut lancip bocor */
.note-modal .modal-content {
    border-radius: var(--radius-xl) !important;
    overflow: hidden !important;
    border: none !important;
}

/* Container grup file upload: jadikan sebagai area upload kustom */
.note-modal .note-group-select-from-files {
    position: relative;
    border: 2px dashed var(--color-border-subtle);
    border-radius: var(--radius-md);
    background-color: var(--color-background-surface);
    padding: 2rem 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
    overflow: hidden;
    min-height: 110px;
    margin-bottom: 1rem;
}

.note-modal .note-group-select-from-files:hover {
    border-color: var(--color-primary-1);
    background-color: var(--color-primary-soft);
}

/* Sembunyikan label asli — kita ganti dengan pseudo-element */
.note-modal .note-group-select-from-files>label.note-form-label {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    text-transform: none;
    letter-spacing: 0;
    font-size: 0.82rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
    cursor: pointer;
    pointer-events: none;
    z-index: 1;
    margin: 0;
}

/* Ikon upload di atas teks — via pseudo-element pada label */
.note-modal .note-group-select-from-files>label.note-form-label::before {
    content: '\f093';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 1.6rem;
    color: var(--color-primary-1);
    opacity: 0.75;
    display: block;
    line-height: 1;
}

/* Input file: overlay transparan di atas seluruh area upload */
.note-modal .note-group-select-from-files>input[type="file"].note-image-input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 3;
    margin: 0;
    padding: 0;
    border: none;
}

/* Tombol file-selector fallback (untuk browser yang tidak support overlay penuh) */
.note-modal .note-group-select-from-files>input[type="file"]::file-selector-button {
    display: none;
}

/* Rich Content Images Styling (Materials, LMS, Activities) */
.material-rich-content img,
.course-rich-content img,
.discussion-message-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md, 8px);
    margin: 8px 0;
    display: inline-block;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Responsive Video & Iframe Embedding (Materials & Rich Text) */
.video-item-box {
    border-radius: var(--radius-md, 10px);
    overflow: hidden;
    background-color: var(--color-background-card, #fff);
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.2s ease;
}

.video-item-box:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.video-player-frame {
    background-color: #000;
    width: 100%;
}

.material-rich-content iframe,
.material-rich-content .note-video-clip,
.article-content iframe,
.article-content .note-video-clip {
    width: 100% !important;
    max-width: 100%;
    aspect-ratio: 16 / 9;
    height: auto !important;
    min-height: 200px;
    border-radius: var(--radius-md, 8px);
    display: block;
    margin: 1rem auto;
    border: none;
    background: #000;
}

@media (max-width: 575.98px) {
    .card-video-section .card-body {
        padding: 0.5rem !important;
    }

    .video-item-box {
        border-radius: 8px;
    }

    .video-item-header {
        padding: 0.65rem 0.75rem !important;
    }
}

/* Breadcrumb Clean Styling (No underline, soft hover) */
.breadcrumb .breadcrumb-item a {
    text-decoration: none !important;
    color: var(--color-primary-1, #8b5cf6);
    transition: color 0.15s ease-in-out;
}

.breadcrumb .breadcrumb-item a:hover {
    text-decoration: none !important;
    color: var(--color-primary-2, #7240e6);
}

.breadcrumb .breadcrumb-item+.breadcrumb-item::before {
    color: var(--color-text-muted, #7a8296);
}

/* Summernote Title Editor Styling (Compact title bar) */
.summernote-title+.note-editor.note-frame {
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    border-radius: var(--radius-md, 0.5rem);
    overflow: hidden;
    transition: border-color .15s ease-in-out, box-shadow .15s ease-in-out;
}

.summernote-title+.note-editor.note-frame:focus-within {
    border-color: var(--color-primary-1, #8b5cf6);
    box-shadow: 0 0 0 0.25rem rgba(139, 92, 246, 0.2);
}

.summernote-title+.note-editor .note-toolbar {
    background-color: var(--color-background-surface, #f8fafc);
    border-bottom: 1px solid var(--color-border-subtle, #e2e8f0);
    padding: 4px 8px;
}

.summernote-title+.note-editor .note-toolbar .note-btn {
    padding: 0.2rem 0.45rem;
    font-size: 0.8125rem;
    border-radius: 0.25rem;
}

.summernote-title+.note-editor .note-editable {
    font-size: 1.05rem;
    font-weight: 600;
    min-height: 65px;
    padding: 10px 14px;
    line-height: 1.45;
}

.summernote-title+.note-editor .note-statusbar {
    display: none;
}

/* ==========================================================================
   Question Management Styles (ai.md Rules 14, 15, 36)
   ========================================================================== */

/* Question Type Selector Cards */
.question-type-card {
    cursor: pointer;
    border: 2px solid var(--color-border-subtle, #e2e8f0);
    background-color: var(--color-background-card, #ffffff);
    border-radius: var(--radius-md, 10px);
    padding: var(--spacing-3, 0.75rem) var(--spacing-4, 1rem);
    transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
    min-height: 82px;
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    position: relative;
    user-select: none;
}

.question-type-card:hover {
    border-color: var(--bs-primary-border-subtle, #ddd6fe);
    background-color: var(--color-background-surface, #f7f9fc);
}

.btn-check:focus+.question-type-card {
    outline: 0;
    box-shadow: 0 0 0 0.25rem var(--bs-focus-ring-color, rgba(139, 92, 246, 0.25));
    border-color: var(--color-primary-1, #8b5cf6);
}

.btn-check:checked+.question-type-card {
    border-color: var(--color-primary-1, #8b5cf6);
    background-color: var(--color-primary-soft, #f3effe);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.08);
}

.question-type-card .type-icon-wrapper {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm, 8px);
    background-color: var(--color-background-surface, #f7f9fc);
    color: var(--color-primary-1, #8b5cf6);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background-color 0.2s ease, color 0.2s ease;
    border: 1px solid var(--color-border-subtle, #e2e8f0);
}

.btn-check:checked+.question-type-card .type-icon-wrapper {
    background-color: var(--color-primary-1, #8b5cf6);
    color: var(--color-text-inverse, #ffffff);
    border-color: var(--color-primary-1, #8b5cf6);
}

.question-type-card .type-title {
    font-size: 0.95rem;
    font-weight: var(--font-weight-semibold, 600);
    color: var(--color-text-main, #0f1b3d);
    margin-bottom: 2px;
}

.btn-check:checked+.question-type-card .type-title {
    color: var(--color-primary-2, #7240e6);
}

.question-type-card .type-desc {
    font-size: 0.8rem;
    color: var(--color-text-muted, #7a8296);
    line-height: 1.4;
}

.btn-check:checked+.question-type-card .type-desc {
    color: var(--color-text-main, #0f1b3d);
}

.question-type-card .type-check-badge {
    opacity: 0;
    transform: scale(0.6);
    position: absolute;
    top: 10px;
    right: 10px;
    color: var(--color-primary-1, #8b5cf6);
    font-size: 1rem;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.btn-check:checked+.question-type-card .type-check-badge {
    opacity: 1;
    transform: scale(1);
}

/* Searchable Audio & Select Dropdown */
.searchable-select-dropdown,
.searchable-audio-dropdown {
    position: relative;
    width: 100%;
}

.searchable-select-dropdown .dropdown-toggle::after,
.searchable-audio-dropdown .dropdown-toggle::after {
    margin-left: auto;
}

.searchable-select-dropdown .dropdown-menu,
.searchable-audio-dropdown .dropdown-menu {
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    border-radius: var(--radius-md, 10px);
    box-shadow: var(--shadow-dropdown, 0 14px 35px rgba(15, 27, 61, 0.1));
    padding: 0;
    max-height: 340px;
    width: 100%;
    min-width: 280px;
    z-index: 1050;
    overflow: hidden;
}

.searchable-select-dropdown .dropdown-search-box,
.searchable-audio-dropdown .dropdown-search-box {
    position: sticky;
    top: 0;
    background-color: var(--color-background-card, #ffffff);
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--color-border-subtle, #e2e8f0);
    z-index: 2;
}

.searchable-select-dropdown .dropdown-items-list,
.searchable-audio-dropdown .dropdown-items-list {
    max-height: 250px;
    overflow-y: auto;
    padding: 0.25rem 0;
}

.searchable-select-dropdown .dropdown-item,
.searchable-audio-dropdown .dropdown-item {
    padding: 0.6rem 0.85rem;
    cursor: pointer;
    font-size: 0.875rem;
    white-space: normal;
    border-left: 3px solid transparent;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.searchable-select-dropdown .dropdown-item:hover,
.searchable-select-dropdown .dropdown-item:focus,
.searchable-audio-dropdown .dropdown-item:hover,
.searchable-audio-dropdown .dropdown-item:focus {
    background-color: var(--color-background-surface, #f7f9fc);
}

.searchable-select-dropdown .dropdown-item.active,
.searchable-select-dropdown .dropdown-item.is-selected,
.searchable-audio-dropdown .dropdown-item.active,
.searchable-audio-dropdown .dropdown-item.is-selected {
    background-color: var(--color-primary-soft, #eff6ff);
    color: var(--color-text-main, #0f1b3d);
    border-left-color: var(--color-primary-1, #2563eb);
    font-weight: var(--font-weight-semibold, 600);
}

/* Question Rich Content Rendering (Summernote HTML Display) */
.question-rich-content {
    color: var(--color-text-main, #0f1b3d);
    line-height: 1.75;
    word-break: break-word;
}

.question-rich-content p {
    margin-bottom: 0.75rem;
}

.question-rich-content p:last-child {
    margin-bottom: 0;
}

.question-rich-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm, 8px);
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    margin: 0.5rem 0;
    display: inline-block;
}

.question-rich-content table {
    width: 100%;
    margin-bottom: 1rem;
    border-collapse: collapse;
}

.question-rich-content table th,
.question-rich-content table td {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border-subtle, #e2e8f0);
}

.question-rich-content table th {
    background-color: var(--color-background-surface, #f7f9fc);
    font-weight: var(--font-weight-semibold, 600);
}

.question-rich-content blockquote {
    border-left: 4px solid var(--color-primary-1, #8b5cf6);
    padding-left: 1rem;
    margin: 0.75rem 0;
    color: var(--color-text-muted, #7a8296);
    font-style: italic;
}

.question-rich-content pre {
    background: var(--color-background-surface, #f7f9fc);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm, 8px);
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    overflow-x: auto;
}

.question-rich-content code {
    color: var(--color-primary-2, #7240e6);
    background-color: var(--color-primary-soft, #f3effe);
    padding: 0.15rem 0.35rem;
    border-radius: var(--radius-xs, 6px);
    font-size: 0.9em;
}

.question-rich-content ul,
.question-rich-content ol {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
}

/* ==========================================================================
   Modal Scrollable Enhancements & Overflow Control (ai.md Rule 2 & UX)
   ========================================================================== */
.modal-dialog-scrollable form.modal-content,
.modal-dialog-scrollable .modal-content form {
    display: flex;
    flex-direction: column;
    max-height: 100%;
    min-height: 0;
    overflow: hidden;
}

.modal-dialog-scrollable .modal-body {
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: var(--color-border-subtle, #cbd5e1) transparent;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar {
    width: 6px;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-track {
    background: transparent;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-thumb {
    background-color: var(--color-border-subtle, #cbd5e1);
    border-radius: var(--radius-pill, 9999px);
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-text-muted, #94a3b8);
}

/* ==========================================================================
   Student Classroom & Classmates Cards (ai.md Rule 2, 14 & 15)
   ========================================================================== */
.classmate-avatar {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-pill, 9999px);
    font-weight: 700;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
    flex-shrink: 0;
}

.classmate-avatar-default {
    background-color: var(--bs-light, #f8f9fa);
    color: var(--color-text-main, #1e293b);
    border: 1px solid var(--color-border-subtle, #e2e8f0);
}

.classmate-avatar-self {
    background-color: var(--color-primary-500, #3b82f6);
    color: #ffffff;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
}

.classmate-card-self {
    border-color: var(--color-primary-500, #3b82f6) !important;
    background-color: rgba(59, 130, 246, 0.04);
}

.classmate-search-box {
    max-width: 320px;
    width: 100%;
}

/* Responsive Width Utilities (Bootstrap 5 helper extension - ai.md Rule 37) */
@media (min-width: 576px) {
    .w-sm-auto {
        width: auto !important;
    }

    .w-sm-100 {
        width: 100% !important;
    }
}

@media (min-width: 768px) {
    .w-md-auto {
        width: auto !important;
    }

    .w-md-100 {
        width: 100% !important;
    }
}

@media (min-width: 992px) {
    .w-lg-auto {
        width: auto !important;
    }

    .w-lg-100 {
        width: 100% !important;
    }
}

@media (min-width: 1200px) {
    .w-xl-auto {
        width: auto !important;
    }

    .w-xl-100 {
        width: 100% !important;
    }
}

/* Scroll to top button (ai.md Rule 2, 15, 37; antislop R-03, R-11) */
.btn-scroll-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 1040;
    width: 46px;
    height: 46px;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-1, #8b5cf6);
    color: var(--color-text-inverse, #ffffff);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: var(--radius-md, 10px);
    box-shadow: 0 2px 8px rgba(15, 27, 61, 0.15);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(14px);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.btn-scroll-top:hover {
    background-color: var(--color-primary-2, #7240e6);
    color: var(--color-text-inverse, #ffffff);
    box-shadow: 0 4px 12px rgba(15, 27, 61, 0.2);
    transform: translateY(-2px);
}

.btn-scroll-top:active {
    transform: translateY(0);
    box-shadow: 0 1px 4px rgba(15, 27, 61, 0.15);
}

.btn-scroll-top:focus-visible {
    outline: 2px solid var(--color-primary-2, #7240e6);
    outline-offset: 2px;
    box-shadow: none;
}

.btn-scroll-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

@media (max-width: 575.98px) {
    .btn-scroll-top {
        right: 14px;
        bottom: 14px;
        width: 40px;
        height: 40px;
        border-radius: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .btn-scroll-top {
        transition: none;
        transform: none !important;
    }
}

/* Session Card Header & Action Buttons */
.session-num-badge {
    font-size: 11.5px;
    min-width: 32px;
    height: 26px;
    padding: 0 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    border-radius: 6px;
    letter-spacing: 0.3px;
    flex-shrink: 0;
}

/* Session Card Architecture (ai.md Rule 14, 15 & 37) */
.session-card {
    border: 1px solid var(--color-border-subtle, #e2e8f0) !important;
    border-radius: var(--radius-md, 10px) !important;
    overflow: visible !important;
    position: relative;
}

.session-card.dropdown-active,
.session-card:has(.dropdown-menu.show) {
    z-index: 1050 !important;
}

.session-card .card-header {
    border-radius: calc(var(--radius-md, 10px) - 1px) !important;
    transition: border-radius 0.15s ease;
}

.session-card:has(.session-collapse.show) .card-header,
.session-card:has(.session-collapse.collapsing) .card-header {
    border-bottom-left-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
}

.session-card .session-body {
    border-bottom-left-radius: calc(var(--radius-md, 10px) - 1px) !important;
    border-bottom-right-radius: calc(var(--radius-md, 10px) - 1px) !important;
}

.session-header-btn-group {
    display: inline-flex;
    align-items: center;
    gap: 8px !important;
}

@media (min-width: 576px) {
    .session-header-btn-group {
        gap: 10px !important;
    }
}

.btn-session-attendance {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
    font-weight: 600;
    font-size: 12px;
    height: 32px;
    padding: 0 10px;
    border-radius: 6px;
    transition: all 0.15s ease;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-session-attendance:hover {
    background-color: #dcfce7;
    border-color: #86efac;
    color: #14532d;
}

.session-btn-add-activity {
    height: 32px;
    font-weight: 600;
    font-size: 12px;
    padding: 0 11px;
    border-radius: 6px;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.session-action-btn {
    width: 32px;
    height: 32px;
    min-width: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    color: #475569;
    transition: all 0.15s ease;
}

.session-action-btn:hover {
    background-color: #f8fafc;
    border-color: #cbd5e1;
    color: #1e293b;
}

/* Session Activity Cards - Universal Responsive Styles */
.session-activity-card {
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    padding: 0.75rem 1rem;
    gap: 0.75rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.session-activity-card:hover {
    border-color: #cbd5e1 !important;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.06);
}

.activity-type-icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    font-size: 13px;
}

@media (min-width: 768px) {
    .activity-type-icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
        font-size: 14px;
    }
}

.activity-item-title {
    font-size: 0.9rem;
    line-height: 1.35;
    color: #0f172a;
}

@media (min-width: 768px) {
    .activity-item-title {
        font-size: 0.95rem;
    }
}

.activity-type-badge {
    font-size: 10.5px;
    font-weight: 600;
    padding: 2px 7px;
}

.activity-btn-icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    font-size: 12px;
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    color: #64748b;
    transition: all 0.15s ease;
}

.activity-btn-icon:hover {
    background-color: #f8fafc;
    border-color: #cbd5e1;
    color: #1e293b;
}

.activity-btn-main {
    height: 32px;
    font-size: 12px;
    font-weight: 600;
    padding: 0 11px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    white-space: nowrap;
    transition: all 0.15s ease;
}

.activity-content {
    padding: 10px 14px !important;
    background-color: #f8fafc;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
    word-break: break-word;
}

@media (min-width: 768px) {
    .activity-content {
        padding: 12px 16px !important;
    }
}

.activity-content-body {
    word-break: break-word;
    overflow-wrap: anywhere;
}

.activity-content-body p:last-child {
    margin-bottom: 0 !important;
}

.activity-content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
}

.activity-content-body table {
    width: 100%;
    margin-bottom: 0.5rem;
}

@media (max-width: 575.98px) {
    .session-activity-card {
        padding: 0.75rem 0.85rem !important;
        gap: 0.65rem !important;
    }

    /* Responsive mobile ordering: Info (1) -> Content (2) -> Toolbar at bottom (3) */
    .session-activity-card-header {
        display: contents !important;
    }

    .session-activity-card .activity-info {
        order: 1;
        width: 100% !important;
    }

    .session-activity-card .activity-content {
        order: 2;
        width: 100% !important;
        margin-top: 0 !important;
    }

    .session-activity-card .activity-actions-toolbar {
        order: 3;
        width: 100% !important;
        margin-top: 0.25rem !important;
        padding-top: 0.65rem !important;
        border-top: 1px solid #f1f5f9;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        gap: 0.5rem !important;
    }

    /* Mobile touch-friendly targets */
    .activity-btn-icon {
        width: 34px !important;
        height: 34px !important;
        min-width: 34px !important;
        font-size: 12.5px !important;
        border-radius: 6px !important;
    }

    .activity-btn-main {
        height: 34px !important;
        font-size: 12px !important;
        padding: 0 12px !important;
        border-radius: 6px !important;
    }

    .activity-type-icon {
        width: 34px !important;
        height: 34px !important;
        min-width: 34px !important;
        font-size: 13.5px !important;
    }
}

@media (min-width: 576px) {
    .session-activity-card {
        padding: 0.75rem 1rem !important;
        gap: 0.75rem !important;
    }

    .session-activity-card-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 0.75rem;
        width: 100%;
    }

    .btn-session-attendance {
        height: 34px;
        font-size: 12.5px;
        padding: 0 12px;
    }

    .session-btn-add-activity {
        height: 34px;
        font-size: 12.5px;
        padding: 0 12px;
    }

    .session-action-btn {
        width: 34px;
        height: 34px;
        min-width: 34px;
    }
}

.btn-add-slot-responsive {
    height: 28px;
    font-size: 0.75rem;
    padding: 2px 9px;
    line-height: 1;
}

@media (min-width: 576px) {
    .btn-add-slot-responsive {
        height: 32px;
        font-size: 0.8rem;
        padding: 4px 12px;
    }
}

/* ==========================================================================
   Exam Management Responsive and CBT UI Helpers
   Compliant with ai.md: Generic variables, mobile-first, no inline styles
   ========================================================================== */
.exam-table-min-width-sm {
    min-width: 640px;
}

.exam-table-min-width-md {
    min-width: 760px;
}

.exam-table-min-width-lg {
    min-width: 860px;
}

.exam-action-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.exam-toolbar-grid {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.exam-toolbar-grid .btn {
    white-space: nowrap;
}

@media (max-width: 575.98px) {
    .exam-action-toolbar {
        width: 100%;
    }

    .exam-action-toolbar .btn-back-responsive {
        width: 100%;
        order: -1;
    }

    .exam-toolbar-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
        width: 100%;
    }

    .exam-toolbar-grid .btn {
        width: 100%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        min-height: 44px;
        padding: 0.5rem 0.65rem;
        font-size: 0.82rem;
        white-space: normal;
        line-height: 1.25;
    }
}

.exam-switch-tile {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm, 8px);
    border: 1px solid var(--color-border-subtle, #e7eaf3);
    background-color: var(--color-background-card, #ffffff);
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.exam-switch-tile:hover {
    background-color: var(--color-background-surface, #f7f9fc);
    border-color: var(--bs-primary-border-subtle, #ddd6fe);
}

.exam-switch-tile .form-check.form-switch {
    padding-left: 3.5rem !important;
    min-height: 1.6rem;
    position: relative;
    margin-bottom: 0;
}

.exam-switch-tile .form-check-input {
    cursor: pointer;
    width: 2.5rem !important;
    height: 1.35rem !important;
    position: absolute;
    left: 0;
    top: 0.15rem;
    margin: 0 !important;
}

.exam-switch-tile .form-check-label {
    cursor: pointer;
    font-size: 0.875rem;
    user-select: none;
    line-height: 1.5;
    display: inline-block;
    padding-left: 0.25rem;
}

.exam-switch-tile #leaderboard-sub-settings {
    margin-top: 0.65rem;
}

.grading-mode-option {
    padding: 0.85rem 1rem 0.85rem 3.25rem !important;
    position: relative;
    border-radius: var(--radius-sm, 8px);
    transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.grading-mode-option:hover {
    background-color: var(--color-background-surface, #f7f9fc) !important;
    border-color: var(--bs-primary-border-subtle, #ddd6fe) !important;
}

.grading-mode-option .form-check-input {
    position: absolute;
    left: 1rem;
    top: 1rem;
    margin: 0 !important;
    cursor: pointer;
    width: 1.2rem;
    height: 1.2rem;
}

.grading-mode-option .form-check-label {
    cursor: pointer;
    user-select: none;
    padding-left: 0.25rem;
}

.exam-podium-card-gold {
    border-top: 4px solid var(--color-warning-1, #f5a623) !important;
    background: linear-gradient(180deg, rgba(245, 166, 35, 0.08) 0%, rgba(255, 255, 255, 1) 100%);
}

.exam-podium-card-silver {
    border-top: 4px solid #94a3b8 !important;
    background: linear-gradient(180deg, rgba(148, 163, 184, 0.08) 0%, rgba(255, 255, 255, 1) 100%);
}

.exam-podium-card-bronze {
    border-top: 4px solid #d97706 !important;
    background: linear-gradient(180deg, rgba(217, 119, 6, 0.08) 0%, rgba(255, 255, 255, 1) 100%);
}

.exam-review-card-mobile {
    border: 1px solid var(--color-border-subtle, #e7eaf3);
    border-radius: var(--radius-md, 10px);
    background-color: var(--color-background-card, #ffffff);
    box-shadow: var(--shadow-subtle, 0 2px 6px rgba(15, 27, 61, 0.04));
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.exam-review-card-mobile:active {
    transform: scale(0.99);
}

.exam-toolbar-grid .btn i,
.exam-action-toolbar .btn i {
    flex-shrink: 0;
}

.avatar-initials-box {
    width: 38px;
    height: 38px;
    min-width: 38px;
    min-height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.review-status-tabs {
    display: inline-flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
    width: 100%;
}

.review-tab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm, 8px);
    font-size: 0.88rem;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    background-color: var(--color-background-card, #ffffff);
    color: var(--color-text-secondary, #475569);
    transition: all 0.15s ease-in-out;
    min-height: 44px;
}

.review-tab-btn i {
    flex-shrink: 0;
}

.review-tab-btn .badge {
    flex-shrink: 0;
    font-weight: 600;
    font-size: 0.78rem;
    padding: 0.25em 0.55em;
    border-radius: 6px;
}

.review-tab-btn:hover {
    background-color: var(--color-background-surface, #f8fafc);
    color: var(--color-text-primary, #0f172a);
    border-color: var(--color-border-main, #cbd5e1);
}

.review-tab-btn.active-warning {
    background-color: #fef08a;
    border-color: #facc15;
    color: #713f12;
    font-weight: 600;
}

.review-tab-btn.active-warning .badge {
    background-color: #713f12 !important;
    color: #fef08a !important;
}

.review-tab-btn.active-success {
    background-color: #dcfce7;
    border-color: #86efac;
    color: #14532d;
    font-weight: 600;
}

.review-tab-btn.active-success .badge {
    background-color: #14532d !important;
    color: #dcfce7 !important;
}

.review-tab-btn.active-primary {
    background-color: #e0e7ff;
    border-color: #a5b4fc;
    color: #312e81;
    font-weight: 600;
}

.review-tab-btn.active-primary .badge {
    background-color: #312e81 !important;
    color: #e0e7ff !important;
}

@media (max-width: 767.98px) {
    .review-status-tabs {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0.4rem;
        width: 100%;
    }

    .review-tab-btn {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        padding: 0.5rem 0.25rem;
        font-size: 0.76rem;
        min-height: 54px;
        gap: 0.25rem;
        line-height: 1.15;
    }

    .review-tab-btn .badge {
        font-size: 0.7rem;
        padding: 0.15em 0.4em;
    }
}

/* Monitor Session Responsive Styles */
.monitor-metric-card {
    background-color: var(--color-background-card, #ffffff);
    border: 1px solid var(--color-border-subtle, #e7eaf3) !important;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.monitor-metric-card .metric-title {
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1.2;
}

.monitor-metric-card .metric-icon-box {
    width: 28px;
    height: 28px;
    min-width: 28px;
    min-height: 28px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.monitor-metric-card .metric-value {
    font-size: 1.55rem;
    line-height: 1.15;
    font-weight: 700;
}

.monitor-metric-card .metric-subtitle {
    font-size: 0.72rem;
    line-height: 1.25;
}

@media (min-width: 576px) {
    .monitor-metric-card .metric-title {
        font-size: 0.78rem;
    }
    .monitor-metric-card .metric-icon-box {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        font-size: 0.95rem;
    }
    .monitor-metric-card .metric-value {
        font-size: 1.75rem;
    }
    .monitor-metric-card .metric-subtitle {
        font-size: 0.75rem;
    }
}

@media (min-width: 992px) {
    .monitor-metric-card .metric-value {
        font-size: 1.95rem;
    }
}

/* ==========================================================================
   Dashboard Mobile Responsive System & Button Hygiene (ai.md & antislop)
   ========================================================================== */

/* Dashboard Header Actions & Mobile Swipeable Pill Bar */
.dashboard-header-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.dashboard-header-actions .btn,
.dashboard-header-actions .btn-primary-custom {
    min-height: 38px;
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
    font-weight: var(--font-weight-medium, 500);
    border-radius: var(--radius-sm, 8px);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    white-space: nowrap;
    text-decoration: none;
    transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

@media (max-width: 767.98px) {
    .dashboard-header-actions {
        width: 100%;
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.35rem;
        margin-top: 0.25rem;
        scrollbar-width: none;
    }

    .dashboard-header-actions::-webkit-scrollbar {
        display: none;
    }

    .dashboard-header-actions .btn,
    .dashboard-header-actions .btn-primary-custom {
        flex-shrink: 0;
        min-height: 40px;
        padding: 0.5rem 0.95rem;
        font-size: 0.825rem;
    }
}

/* Dashboard Filter Bar Responsiveness */
.dashboard-filter-card {
    border-radius: var(--radius-lg, 14px) !important;
}

.dashboard-filter-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
}

.dashboard-filter-badge {
    flex-shrink: 0;
}

.dashboard-filter-select-wrap {
    display: inline-block;
}

.dashboard-filter-select-wrap .form-select {
    min-height: 36px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm, 8px);
}

.dashboard-date-range {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background-color: var(--color-background-surface, #f8fafc);
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    border-radius: var(--radius-sm, 8px);
    padding: 0.25rem 0.5rem;
}

.dashboard-date-range input[type="date"] {
    width: 130px;
    background: transparent;
    border: none;
    font-size: 0.85rem;
    padding: 0.25rem 0.35rem;
    color: var(--color-text-main, #0f1b3d);
}

.dashboard-date-range input[type="date"]:focus {
    outline: none;
}

.btn-filter-submit {
    min-height: 34px;
    min-width: 34px;
    padding: 0.25rem 0.65rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xs, 6px);
    font-size: 0.85rem;
}

.btn-filter-reset {
    min-height: 34px;
    padding: 0.35rem 0.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm, 8px);
    font-size: 0.825rem;
}

@media (max-width: 575.98px) {
    .dashboard-filter-group {
        flex-direction: column;
        align-items: stretch;
        gap: 0.65rem;
    }

    .dashboard-filter-badge {
        align-self: flex-start;
    }

    .dashboard-filter-select-wrap {
        width: 100%;
    }

    .dashboard-filter-select-wrap .form-select {
        width: 100% !important;
        min-width: 100% !important;
        min-height: 42px;
        font-size: 0.875rem;
    }

    .dashboard-date-range {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.35rem 0.6rem;
        min-height: 42px;
    }

    .dashboard-date-range input[type="date"] {
        flex: 1 1 0;
        width: auto !important;
        min-width: 0;
        font-size: 0.8rem;
        padding: 0.25rem 0.2rem;
    }

    .btn-filter-submit {
        min-height: 38px;
        min-width: 38px;
        padding: 0.35rem 0.65rem;
        flex-shrink: 0;
    }

    .btn-filter-reset {
        width: 100%;
        min-height: 40px;
        font-size: 0.85rem;
    }
}

/* Activity Items Mobile Reflow */
@media (max-width: 575.98px) {
    .activity-panel-card {
        padding: 1rem !important;
    }

    .activity-item {
        gap: 0.65rem;
        padding: 0.65rem 0;
    }

    .activity-icon {
        width: 36px;
        height: 36px;
        font-size: 0.88rem;
        border-radius: var(--radius-sm, 8px);
        margin-top: 2px;
    }

    .activity-header-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }

    .activity-text {
        font-size: 0.85rem;
        line-height: 1.4;
    }

    .activity-badge-wrapper {
        order: 2;
        margin-top: 0.15rem;
    }

    .activity-badge-wrapper .badge-status {
        font-size: 0.72rem;
        padding: 2.5px 8px;
    }

    .activity-time {
        font-size: 0.74rem;
    }

    .activity-all-btn {
        min-height: 36px;
        padding: 0.35rem 0.65rem;
        font-size: 0.78rem;
    }
}

/* Quick Access Cards Mobile Tuning */
@media (max-width: 575.98px) {
    .quick-access-card {
        padding: 0.85rem 0.5rem;
        gap: 0.45rem;
        border-radius: var(--radius-md, 10px);
    }

    .quick-access-icon {
        width: 40px;
        height: 40px;
        font-size: 1.15rem;
    }

    .quick-access-label {
        font-size: 0.76rem;
    }
}

/* Button & Hit-Target Hygiene for Mobile */
.btn-action-arrow {
    min-width: 38px;
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm, 8px);
    padding: 0;
}

@media (max-width: 575.98px) {
    .btn-mobile-full {
        width: 100% !important;
        min-height: 42px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 0.85rem;
    }

    .alert {
        padding: 0.85rem 1rem !important;
    }

    .alert .btn {
        width: 100%;
        min-height: 40px;
        margin-top: 0.5rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-card .stat-value {
        font-size: 1.6rem;
    }

    .panel-card {
        padding: 1rem;
    }

    .table-responsive {
        -webkit-overflow-scrolling: touch;
        margin-bottom: 0;
    }
}

/* Reviews Tab & Audit Notice Card Responsive */
.review-audit-box {
    word-break: break-word;
    overflow-wrap: anywhere;
}

.review-audit-box code {
    white-space: normal;
    word-break: break-all;
    overflow-wrap: anywhere;
}

/* Student Courses Responsive Pill Tabs (Zero regression, touch swipeable on mobile) */
.student-courses-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.25rem;
    list-style: none;
    padding-left: 0;
}
.student-courses-tabs .nav-item {
    flex: 0 0 auto;
}
.student-courses-tabs .nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.625rem;
    white-space: nowrap;
    min-height: 42px;
    border: 1px solid var(--color-border-subtle, #e2e8f0);
    background-color: #ffffff;
    color: #334155;
    transition: all 0.18s ease-in-out;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    text-decoration: none;
}
.student-courses-tabs .nav-link:hover {
    background-color: #f8fafc;
    color: var(--color-primary-1, #4f46e5);
    border-color: #cbd5e1;
}
.student-courses-tabs .nav-link.active {
    background: linear-gradient(135deg, var(--color-primary-1, #4f46e5) 0%, var(--color-primary-2, #7c3aed) 100%) !important;
    border-color: transparent !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25) !important;
}
.student-courses-tabs .nav-link.active i {
    color: #ffffff !important;
}
.student-courses-tabs .nav-link.active .badge {
    background: rgba(255, 255, 255, 0.25) !important;
    color: #ffffff !important;
}
.student-courses-tabs .nav-link:not(.active) i {
    color: var(--color-primary-1, #4f46e5);
}
.student-courses-tabs .nav-link:not(.active) .badge {
    background: #f1f5f9 !important;
    color: #475569 !important;
}

@media (max-width: 767.98px) {
    .student-courses-tabs {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
        padding: 0.25rem 0.25rem 0.5rem 0.25rem;
        margin-left: -0.25rem;
        margin-right: -0.25rem;
    }
    .student-courses-tabs::-webkit-scrollbar {
        display: none !important;
    }
    .student-courses-tabs .nav-link {
        padding: 0.45rem 0.8rem !important;
        font-size: 0.82rem !important;
        min-height: 38px !important;
        gap: 0.4rem !important;
    }
}

/* ==========================================================================
   Parent Monitoring Tabs (Mobile Horizontal Scrollable)
   ========================================================================== */
.parent-monitor-tabs {
    display: flex;
}
@media (max-width: 991.98px) {
    .parent-monitor-tabs {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
        padding-bottom: 0.5rem;
        margin-left: -0.25rem;
        margin-right: -0.25rem;
    }
    .parent-monitor-tabs::-webkit-scrollbar {
        display: none !important;
    }
    .parent-monitor-tabs .nav-item {
        flex-shrink: 0 !important;
    }
    .parent-monitor-tabs .nav-link {
        white-space: nowrap !important;
        min-height: 38px !important;
        font-size: 0.85rem !important;
    }
}