/**
 * Necudah LMS Frontend Styles
 *
 * @package Necudah_LMS
 */

/* ============================================
   CSS Variables (overridden by settings)
   ============================================ */
:root {
    --lms-primary: #2563eb;
    --lms-primary-dark: #1d4ed8;
    --lms-secondary: #64748b;
    --lms-success: #16a34a;
    --lms-warning: #ca8a04;
    --lms-danger: #dc2626;

    /* Neutral colors */
    --lms-gray-50: #f8fafc;
    --lms-gray-100: #f1f5f9;
    --lms-gray-200: #e2e8f0;
    --lms-gray-300: #cbd5e1;
    --lms-gray-400: #94a3b8;
    --lms-gray-500: #64748b;
    --lms-gray-600: #475569;
    --lms-gray-700: #334155;
    --lms-gray-800: #1e293b;
    --lms-gray-900: #0f172a;

    /* Spacing */
    --lms-spacing-xs: 0.25rem;
    --lms-spacing-sm: 0.5rem;
    --lms-spacing-md: 1rem;
    --lms-spacing-lg: 1.5rem;
    --lms-spacing-xl: 2rem;
    --lms-spacing-2xl: 3rem;

    /* Border radius - Neutralized to 4px standard */
    --lms-radius-sm: 2px;
    --lms-radius-md: 4px;
    --lms-radius-lg: 4px;
    --lms-radius-xl: 4px;

    /* Shadows - Neutralized */
    --lms-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --lms-shadow-md: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --lms-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* ============================================
   Base LMS Styles
   ============================================ */
.lms-main {
    min-height: 70vh;
    background-color: var(--lms-gray-50);
}

/* Page header */
.lms-page-header {
    margin-bottom: var(--lms-spacing-2xl);
    text-align: center;
}

.lms-page-header h1 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--lms-gray-900);
    margin-bottom: var(--lms-spacing-sm);
}

.lms-page-description {
    color: var(--lms-gray-600);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Empty state */
.lms-empty-state {
    text-align: center;
    padding: var(--lms-spacing-2xl);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
}

.lms-empty-icon {
    font-size: 4rem;
    margin-bottom: var(--lms-spacing-md);
}

.lms-empty-state h2 {
    margin-bottom: var(--lms-spacing-sm);
}

/* ============================================
   Courses Grid
   ============================================ */
.lms-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--lms-spacing-lg);
}

.lms-course-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.lms-course-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--lms-shadow-lg);
}

.lms-course-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--lms-gray-100);
    overflow: hidden;
}

.lms-course-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lms-course-thumbnail-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 3rem;
    background: var(--lms-gray-200);
    color: var(--lms-gray-500);
}

.lms-course-progress-badge {
    position: absolute;
    top: var(--lms-spacing-sm);
    right: var(--lms-spacing-sm);
    background: var(--lms-success);
    color: white;
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    border-radius: var(--lms-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.lms-course-prerequisite-badge {
    position: absolute;
    bottom: var(--lms-spacing-sm);
    left: var(--lms-spacing-sm);
    background: rgba(239, 68, 68, 0.95);
    color: white;
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    border-radius: var(--lms-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.lms-course-content {
    padding: var(--lms-spacing-lg);
    flex-grow: 1;
}

.lms-course-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--lms-spacing-sm);
}

.lms-course-title a {
    color: var(--lms-gray-900);
    text-decoration: none;
}

.lms-course-title a:hover {
    color: var(--lms-primary);
}

.lms-course-excerpt {
    color: var(--lms-gray-600);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: var(--lms-spacing-md);
}

.lms-course-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--lms-spacing-sm);
    font-size: 0.875rem;
    color: var(--lms-gray-500);
}

.lms-meta-item {
    display: inline-flex;
    align-items: center;
    gap: var(--lms-spacing-xs);
}

.lms-difficulty {
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    border-radius: var(--lms-radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.lms-difficulty-beginner {
    background: #d1fae5;
    color: #047857;
}

.lms-difficulty-intermediate {
    background: #fef3c7;
    color: #b45309;
}

.lms-difficulty-advanced {
    background: #fee2e2;
    color: #b91c1c;
}

.lms-prerequisite-required {
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    border-radius: var(--lms-radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    background: #fee2e2;
    color: #b91c1c;
}

.lms-course-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--lms-spacing-md) var(--lms-spacing-lg);
    border-top: 1px solid var(--lms-gray-200);
}

.lms-course-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lms-gray-900);
}

.lms-course-price.lms-free {
    color: var(--lms-success);
}

/* ============================================
   Progress Bar
   ============================================ */
.lms-progress-bar {
    height: 8px;
    background: var(--lms-gray-200);
    border-radius: 4px;
    overflow: hidden;
    margin-top: var(--lms-spacing-md);
}

.lms-progress-bar.lms-progress-sm {
    height: 4px;
}

.lms-progress-bar.lms-progress-hero {
    height: 8px;
    background: rgba(255, 255, 255, 0.3);
}

.lms-progress-fill {
    height: 100%;
    background: var(--lms-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.lms-progress-container {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    margin-top: var(--lms-spacing-lg);
}

.lms-progress-container .lms-progress-bar {
    flex-grow: 1;
    margin-top: 0;
}

.lms-progress-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: white;
}

/* ============================================
   Course Hero
   ============================================ */
.lms-course-hero {
    background-size: cover;
    background-position: center;
    padding: var(--lms-spacing-2xl) 0;
    color: white;
}

.lms-course-hero-content {
    max-width: 800px;
}

.lms-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-sm);
    margin-bottom: var(--lms-spacing-md);
    font-size: 0.875rem;
    opacity: 0.8;
}

.lms-breadcrumb a {
    color: white;
    text-decoration: none;
}

.lms-breadcrumb a:hover {
    text-decoration: underline;
}

.lms-course-hero .lms-course-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--lms-spacing-md);
    color: white;
}

.lms-course-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--lms-spacing-lg);
}

.lms-course-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--lms-spacing-lg);
    align-items: center;
}

.lms-course-hero-meta .lms-meta-item {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-sm);
    font-size: 0.875rem;
}

.lms-course-hero-meta img {
    border-radius: 50%;
}

.lms-course-hero-meta .lms-difficulty {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* ============================================
   Course Layout
   ============================================ */
.lms-course-layout {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--lms-spacing-xl);
    padding: var(--lms-spacing-xl) 0;
}

.lms-section {
    margin-bottom: var(--lms-spacing-lg);
}

.lms-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--lms-spacing-lg);
}

/* ============================================
   Curriculum
   ============================================ */
.lms-curriculum {
    border: 1px solid var(--lms-gray-200);
    border-radius: var(--lms-radius-lg);
    overflow: hidden;
}

.lms-curriculum-item {
    display: flex;
    align-items: center;
    padding: var(--lms-spacing-md) var(--lms-spacing-lg);
    border-bottom: 1px solid var(--lms-gray-100);
    background: white;
    transition: background 0.2s;
}

.lms-curriculum-item:last-child {
    border-bottom: none;
}

.lms-curriculum-item:hover {
    background: var(--lms-gray-50);
}

.lms-curriculum-item.completed {
    background: #f0fdf4;
}

.lms-curriculum-item.locked {
    opacity: 0.6;
}

.lms-curriculum-number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--lms-gray-100);
    border-radius: 50%;
    font-weight: 600;
    font-size: 0.875rem;
    margin-right: var(--lms-spacing-md);
    flex-shrink: 0;
}

.lms-curriculum-item.completed .lms-curriculum-number {
    background: var(--lms-success);
    color: white;
}

.lms-curriculum-content {
    flex-grow: 1;
}

.lms-curriculum-title {
    font-weight: 500;
    color: var(--lms-gray-900);
    text-decoration: none;
    display: block;
    margin-bottom: var(--lms-spacing-xs);
}

a.lms-curriculum-title:hover {
    color: var(--lms-primary);
}

.lms-curriculum-meta {
    font-size: 0.75rem;
    color: var(--lms-gray-500);
    display: flex;
    gap: var(--lms-spacing-sm);
}

.lms-curriculum-status {
    font-size: 0.875rem;
    color: var(--lms-gray-400);
}

.lms-status-completed {
    color: var(--lms-success);
    font-weight: 500;
}

/* Section Headers in Curriculum */
.lms-curriculum-section {
    padding: var(--lms-spacing-lg);
    background: var(--lms-gray-100);
    border-bottom: 1px solid var(--lms-gray-200);
}

.lms-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lms-gray-800);
    margin: 0;
}

.lms-section-description {
    font-size: 0.875rem;
    color: var(--lms-gray-500);
    margin: var(--lms-spacing-xs) 0 0;
}

/* Lesson Container with Children */
.lms-curriculum-lesson {
    border-bottom: 1px solid var(--lms-gray-100);
}

.lms-curriculum-lesson:last-child {
    border-bottom: none;
}

.lms-curriculum-lesson.completed {
    background: #f0fdf4;
}

.lms-curriculum-lesson.locked {
    opacity: 0.6;
}

/* Nested Items Container (topics/quizzes inside lesson) */
.lms-lesson-children {
    padding-left: var(--lms-spacing-xl);
    background: var(--lms-gray-50);
    border-top: 1px solid var(--lms-gray-100);
}

.lms-lesson-children .lms-curriculum-item {
    background: transparent;
    border-bottom: 1px solid var(--lms-gray-100);
}

.lms-lesson-children .lms-curriculum-item:last-child {
    border-bottom: none;
}

/* Topic & Quiz icons */
.lms-curriculum-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    margin-right: var(--lms-spacing-sm);
    flex-shrink: 0;
}

/* Topic styling */
.lms-curriculum-topic {
    padding-left: var(--lms-spacing-md);
}

/* Quiz styling */
.lms-curriculum-quiz {
    padding-left: var(--lms-spacing-md);
}

/* Third-level nesting (quizzes inside topics) */
.lms-curriculum-nested-deep {
    padding-left: var(--lms-spacing-xl);
}

/* Standalone course-level quiz */
.lms-curriculum-quiz-standalone {
    background: #fef3c7;
}

/* ============================================
   Sidebar
   ============================================ */
.lms-course-sidebar {
    position: sticky;
    top: var(--lms-spacing-xl);
}

.lms-sidebar-card {
    overflow: hidden;
}

.lms-sidebar-thumbnail {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.lms-sidebar-content {
    padding: var(--lms-spacing-lg);
}

.lms-price-display {
    text-align: center;
    margin-bottom: var(--lms-spacing-md);
}

.lms-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--lms-gray-900);
}

.lms-price.lms-free {
    color: var(--lms-success);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.938rem;
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
}

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

.btn-primary {
    background: var(--lms-primary);
    color: #fff;
    border-color: var(--lms-primary);
    box-shadow: 0 1px 3px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: var(--lms-primary-dark);
    border-color: var(--lms-primary-dark);
    color: #fff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
    background: var(--lms-gray-100);
    color: var(--lms-gray-700);
    border-color: var(--lms-gray-200);
}

.btn-secondary:hover {
    background: var(--lms-gray-200);
    color: var(--lms-gray-800);
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-block {
    width: 100%;
}

.btn-outline {
    padding: 12px 24px;
    background: transparent;
    border: 2px solid var(--lms-primary);
    color: var(--lms-primary);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-outline:hover {
    background: var(--lms-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}

/* Sidebar CTA buttons */
.lms-sidebar-content .btn {
    padding: 14px 24px;
    font-size: 1rem;
    border-radius: 8px;
    margin-bottom: var(--lms-spacing-sm);
}

.lms-sidebar-content .btn-primary {
    background: linear-gradient(135deg, var(--lms-primary) 0%, var(--lms-primary-dark) 100%);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.lms-sidebar-content .btn-primary:hover {
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
}

.lms-course-includes {
    list-style: none;
    padding: 0;
    margin: var(--lms-spacing-lg) 0 0;
}

.lms-course-includes li {
    padding: var(--lms-spacing-sm) 0;
    border-bottom: 1px solid var(--lms-gray-100);
    font-size: 0.875rem;
    color: var(--lms-gray-600);
}

.lms-course-includes li:last-child {
    border-bottom: none;
}

/* ============================================
   Lesson Page
   ============================================ */
.lms-lesson-topbar {
    background: white;
    border-bottom: 1px solid var(--lms-gray-200);
    padding: var(--lms-spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.lms-lesson-topbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lms-back-link {
    color: var(--lms-gray-600);
    text-decoration: none;
    font-size: 0.875rem;
}

.lms-back-link:hover {
    color: var(--lms-primary);
}

.lms-lesson-progress {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    font-size: 0.875rem;
    color: var(--lms-gray-500);
}

.lms-lesson-progress .lms-progress-bar {
    width: 200px;
    margin: 0;
}

.lms-lesson-layout {
    display: flex;
    flex-direction: row;
    min-height: calc(100vh - 150px);
}

.lms-lesson-layout .lms-lesson-sidebar {
    width: 340px;
    flex-shrink: 0;
    background: #ffffff;
    border-right: none; /* Remove border */
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.06); /* Subtle shadow instead */
    padding: var(--lms-spacing-xl) var(--lms-spacing-lg);
    order: -1;
    /* Force sidebar to be first (left) */
}

.lms-lesson-layout .lms-lesson-sidebar .lms-sidebar-card {
    box-shadow: none;
    background: transparent;
    padding: 0;
}

.lms-lesson-layout .lms-lesson-sidebar .lms-sidebar-card h3 {
    margin-top: 0;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--lms-gray-900);
    margin-bottom: var(--lms-spacing-lg);
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.lms-lesson-layout .lms-lesson-content {
    flex: 1;
    padding: var(--lms-spacing-xl);
    max-width: 900px;
    margin: 0 auto; /* Center the content */
    order: 1;
}

/* Center content within wrapper */
.lms-content-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.lms-lesson-header {
    margin-bottom: var(--lms-spacing-lg);
}

.lms-lesson-number {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--lms-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--lms-spacing-xs);
}

.lms-lesson-header h1 {
    font-size: 1.75rem;
    margin-bottom: var(--lms-spacing-sm);
}

.lms-video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--lms-radius-lg);
    margin-bottom: var(--lms-spacing-xl);
    background: black;
}

.lms-video-container iframe,
.lms-video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.lms-lesson-body {
    line-height: 1.8;
    color: var(--lms-gray-700);
}

.lms-lesson-body p {
    margin-bottom: var(--lms-spacing-md);
}

.lms-lesson-body h2,
.lms-lesson-body h3 {
    margin-top: var(--lms-spacing-xl);
    margin-bottom: var(--lms-spacing-md);
}

/* Lesson children (topics & quizzes) */
.lms-lesson-children-section {
    margin-top: var(--lms-spacing-xl);
    padding-top: var(--lms-spacing-xl);
    border-top: 1px solid var(--lms-gray-200);
}

.lms-lesson-children-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--lms-spacing-md);
}

.lms-lesson-children-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.lms-child-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--lms-gray-50);
    border: 1px solid var(--lms-gray-200);
    border-radius: var(--lms-radius-md);
    color: var(--lms-gray-800);
    text-decoration: none;
    transition: all 0.2s ease;
}

.lms-child-item:hover {
    border-color: var(--lms-primary);
    background: #fff;
    transform: translateX(4px);
}

.lms-child-item.completed {
    border-color: var(--lms-success);
    background: #f0fdf4;
}

.lms-child-icon {
    flex-shrink: 0;
}

.lms-child-title {
    flex: 1;
    font-weight: 500;
}

.lms-child-status {
    font-size: 0.8rem;
    color: var(--lms-gray-500);
    flex-shrink: 0;
}

.lms-child-item.completed .lms-child-status {
    color: var(--lms-success);
}

.lms-lesson-actions {
    margin-top: var(--lms-spacing-xl);
    padding-top: var(--lms-spacing-xl);
    border-top: 1px solid var(--lms-gray-200);
    text-align: center;
}

.lms-completion-note {
    margin-top: var(--lms-spacing-md);
    padding: var(--lms-spacing-md);
    background: var(--lms-gray-50);
    border: 1px solid var(--lms-gray-200);
    border-radius: var(--lms-radius-md);
    color: var(--lms-gray-600);
    font-size: 0.875rem;
    text-align: left;
}

.lms-lesson-nav {
    display: flex;
    justify-content: space-between;
    margin-top: var(--lms-spacing-xl);
    padding-top: var(--lms-spacing-xl);
    border-top: 1px solid var(--lms-gray-200);
}

.lms-nav-prev,
.lms-nav-next {
    display: flex;
    flex-direction: column;
    padding: var(--lms-spacing-md);
    background: var(--lms-gray-50);
    border-radius: var(--lms-radius-md);
    text-decoration: none;
    transition: background 0.2s;
    max-width: 45%;
}

.lms-nav-prev:hover,
.lms-nav-next:hover {
    background: var(--lms-gray-100);
}

.lms-nav-next {
    text-align: right;
}

.lms-nav-label {
    font-size: 0.75rem;
    color: var(--lms-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.lms-nav-title {
    font-weight: 500;
    color: var(--lms-gray-900);
}

/* Sidebar lessons */
.lms-sidebar-lessons {
    max-height: calc(100vh - 280px);
    overflow-y: auto;
    padding-right: 4px;
}

.lms-sidebar-lessons::-webkit-scrollbar {
    width: 6px;
}

.lms-sidebar-lessons::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 3px;
}

.lms-sidebar-lessons::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.lms-sidebar-lessons::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

.lms-sidebar-lesson {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    padding: var(--lms-spacing-md);
    text-decoration: none;
    border-radius: var(--lms-radius-md);
    font-size: 0.9375rem;
    color: var(--lms-gray-700);
    font-weight: 500;
    transition: all 0.2s ease;
    margin-bottom: var(--lms-spacing-xs);
}

.lms-sidebar-lesson:hover {
    background: #f1f5f9;
    transform: translateX(2px);
}

.lms-sidebar-lesson.current {
    background: var(--lms-primary);
    color: white;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
}

.lms-sidebar-lesson.completed {
    color: var(--lms-gray-600);
}

/* Highlight parent lesson when viewing a topic */
.lms-sidebar-lesson.current-parent {
    background: var(--lms-gray-100);
    border-left: 3px solid var(--lms-primary);
}

.lms-sidebar-lesson-num {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--lms-gray-100);
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: 700;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.lms-sidebar-lesson.current .lms-sidebar-lesson-num {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.lms-sidebar-lesson.completed .lms-sidebar-lesson-num {
    background: rgba(16, 185, 129, 0.18);
    color: #10b981;
}

.lms-sidebar-lesson:hover .lms-sidebar-lesson-num {
    transform: scale(1.08);
}

/* Topic & Quiz sidebar icons — colored rounded squares */
.lms-sidebar-topic .lms-sidebar-lesson-num,
.lms-sidebar-quiz .lms-sidebar-lesson-num,
.lms-sidebar-quiz-standalone .lms-sidebar-lesson-num {
    border-radius: 7px;
    font-size: 0;
}
.lms-sidebar-topic .lms-sidebar-lesson-num .dashicons,
.lms-sidebar-quiz .lms-sidebar-lesson-num .dashicons,
.lms-sidebar-quiz-standalone .lms-sidebar-lesson-num .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
    line-height: 1;
}
.lms-sidebar-topic .lms-sidebar-lesson-num {
    background: rgba(99, 102, 241, 0.18) !important;
    color: #6366f1 !important;
}
.lms-sidebar-topic.completed .lms-sidebar-lesson-num {
    background: rgba(16, 185, 129, 0.18) !important;
    color: #10b981 !important;
}
.lms-sidebar-topic.lms-locked .lms-sidebar-lesson-num {
    background: rgba(148, 163, 184, 0.18) !important;
    color: #94a3b8 !important;
}
.lms-sidebar-quiz .lms-sidebar-lesson-num,
.lms-sidebar-quiz-standalone .lms-sidebar-lesson-num {
    background: rgba(16, 185, 129, 0.18) !important;
    color: #10b981 !important;
}
.lms-sidebar-quiz.lms-sidebar-quiz--pending .lms-sidebar-lesson-num {
    background: rgba(245, 158, 11, 0.18) !important;
    color: #f59e0b !important;
}
.lms-sidebar-quiz.lms-sidebar-quiz--passed .lms-sidebar-lesson-num {
    background: rgba(16, 185, 129, 0.18) !important;
    color: #10b981 !important;
}
.lms-sidebar-quiz.lms-sidebar-quiz--failed .lms-sidebar-lesson-num {
    background: rgba(239, 68, 68, 0.18) !important;
    color: #ef4444 !important;
}
.lms-sidebar-topic.current .lms-sidebar-lesson-num {
    background: rgba(255, 255, 255, 0.25) !important;
    color: white !important;
}
.lms-sidebar-quiz.current .lms-sidebar-lesson-num {
    background: rgba(255, 255, 255, 0.25) !important;
    color: white !important;
}

/* Curriculum icons — colored rounded squares */
.lms-curriculum-icon {
    border-radius: 7px;
}
.lms-curriculum-topic .lms-curriculum-icon {
    background: rgba(99, 102, 241, 0.18) !important;
    color: #6366f1 !important;
}
.lms-curriculum-quiz .lms-curriculum-icon {
    background: rgba(16, 185, 129, 0.18) !important;
    color: #10b981 !important;
}
.lms-curriculum-icon .dashicons {
    font-size: 15px;
    width: 15px;
    height: 15px;
    line-height: 1;
}

/* Child item icons — colored rounded squares */
.lms-child-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 7px;
    font-size: 0;
}
.lms-child-item .lms-child-icon {
    background: rgba(99, 102, 241, 0.18) !important;
    color: #6366f1 !important;
}
.lms-child-quiz .lms-child-icon {
    background: rgba(16, 185, 129, 0.18) !important;
    color: #10b981 !important;
}
.lms-child-item.completed .lms-child-icon {
    background: rgba(16, 185, 129, 0.18) !important;
    color: #10b981 !important;
}
.lms-child-icon .dashicons {
    font-size: 15px;
    width: 15px;
    height: 15px;
    line-height: 1;
}

.lms-sidebar-lesson-title {
    line-height: 1.4;
}

/* Sidebar section headers */
.lms-sidebar-section {
    padding: var(--lms-spacing-md) 0 var(--lms-spacing-sm) 0;
    background: transparent;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--lms-gray-500);
    font-weight: 700;
    border-bottom: none;
    margin-top: var(--lms-spacing-md);
}

.lms-sidebar-section:first-of-type {
    margin-top: 0;
    padding-top: 0;
}

/* Sidebar topics */
.lms-sidebar-topic {
    padding-left: calc(32px + var(--lms-spacing-md));
    font-size: 0.875rem;
    padding-top: var(--lms-spacing-xs);
    padding-bottom: var(--lms-spacing-xs);
    padding-right: var(--lms-spacing-md);
    margin-bottom: 2px;
    border-radius: var(--lms-radius-md);
    transition: all 0.2s ease;
}

.lms-sidebar-topic:hover {
    background: #f8fafc;
    transform: translateX(2px);
}

/* Sidebar quizzes */
.lms-sidebar-quiz {
    padding-left: calc(32px + var(--lms-spacing-md));
    font-size: 0.875rem;
    padding-top: var(--lms-spacing-xs);
    padding-bottom: var(--lms-spacing-xs);
    padding-right: var(--lms-spacing-md);
    margin-bottom: 2px;
    border-radius: var(--lms-radius-md);
    transition: all 0.2s ease;
}

.lms-sidebar-quiz:hover {
    background: #f8fafc;
    transform: translateX(2px);
}

.lms-sidebar-topic.current,
.lms-sidebar-quiz.current {
    background: var(--lms-primary);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.15);
}

.lms-sidebar-topic.current:hover,
.lms-sidebar-quiz.current:hover {
    background: var(--lms-primary-dark, #4f46e5);
}

.lms-sidebar-topic.completed,
.lms-sidebar-quiz.completed {
    color: var(--lms-gray-500);
}

/* Third-level nesting (quizzes inside topics) */
.lms-sidebar-nested-deep {
    padding-left: calc(32px + var(--lms-spacing-lg) + var(--lms-spacing-md));
}

/* Course-level standalone quiz */
.lms-sidebar-quiz-standalone {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border-left: 3px solid #fbbf24;
}

/* Sidebar Progress Bar */
.lms-sidebar-progress {
    margin-bottom: var(--lms-spacing-xl);
    padding: var(--lms-spacing-md);
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: var(--lms-radius-lg);
    border: 1px solid #e2e8f0;
}

.lms-progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    margin-bottom: var(--lms-spacing-sm);
    color: var(--lms-gray-600);
}

.lms-progress-info span:first-child {
    font-weight: 700;
    color: var(--lms-primary);
    font-size: 0.9375rem;
}

.lms-progress-bar {
    height: 10px;
    background: #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.lms-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--lms-primary), var(--lms-primary-dark, #4f46e5));
    border-radius: 5px;
    transition: width 0.5s ease;
    box-shadow: 0 1px 2px rgba(37, 99, 235, 0.3);
}

/* ============================================
   Quiz Page
   ============================================ */
.lms-quiz-container {
    max-width: 800px;
    margin: var(--lms-spacing-xl) auto;
}

/* When quiz is part of lesson layout with sidebar */
.lms-lesson-layout .lms-quiz-container {
    max-width: 100%;
    margin: 0;
}

.lms-quiz-section.card {
    padding: var(--lms-spacing-xl);
}

.lms-quiz-title {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: var(--lms-spacing-md);
}

.lms-quiz-description {
    text-align: center;
    color: var(--lms-gray-600);
    margin-bottom: var(--lms-spacing-xl);
}

.lms-quiz-info {
    display: flex;
    justify-content: center;
    gap: var(--lms-spacing-xl);
    margin-bottom: var(--lms-spacing-xl);
    padding: var(--lms-spacing-lg);
    background: var(--lms-gray-50);
    border-radius: var(--lms-radius-lg);
}

.lms-quiz-info-item {
    text-align: center;
}

.lms-info-label {
    display: block;
    font-size: 0.75rem;
    color: var(--lms-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--lms-spacing-xs);
}

.lms-info-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--lms-gray-900);
}

.lms-last-attempt {
    margin-bottom: var(--lms-spacing-xl);
}

.lms-start-quiz-btn {
    display: block;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    font-size: 1.125rem;
}

/* Quiz Title Header - shown during quiz taking */
.lms-quiz-title-header {
    padding: var(--lms-spacing-lg);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
    margin-bottom: var(--lms-spacing-md);
}

.lms-quiz-active-title {
    margin: 0 0 8px 0;
    font-size: 1.35rem;
    font-weight: 700;
    color: #1f2937;
}

.lms-quiz-active-description {
    margin: 0;
    font-size: 0.95rem;
    color: #6b7280;
    line-height: 1.5;
}

/* Hide question numbers when setting is disabled */
.lms-hide-question-numbers .lms-question-number {
    display: none;
}

/* Question navigation bar */
.lms-question-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: var(--lms-spacing-md) var(--lms-spacing-lg);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
    margin-bottom: var(--lms-spacing-lg);
    justify-content: center;
}

.lms-nav-btn {
    width: 40px;
    height: 40px;
    border: 2px solid #e5e7eb;
    background: white;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.2s ease;
}

.lms-nav-btn:hover {
    border-color: #6366f1;
    color: #6366f1;
}

.lms-nav-btn.current {
    background: #6366f1;
    border-color: #6366f1;
    color: white;
}

.lms-nav-btn.answered {
    background: #d1fae5;
    border-color: #10b981;
    color: #059669;
}

.lms-nav-btn.answered.current {
    background: #6366f1;
    border-color: #6366f1;
    color: white;
}

/* Disable copy/paste on quiz questions and review */
#quiz-questions,
#quiz-questions .lms-question,
#quiz-questions .lms-question-text,
#quiz-questions .lms-option,
#quiz-review-section,
.lms-quiz-review,
.lms-quiz-review .lms-review-question {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Allow selection in input fields */
#quiz-questions input,
#quiz-questions textarea {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* Quiz questions */
.lms-quiz-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--lms-spacing-md) var(--lms-spacing-lg);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
    margin-bottom: var(--lms-spacing-lg);
}

.lms-quiz-progress-text {
    font-weight: 600;
}

.lms-quiz-timers {
    display: flex;
    gap: 10px;
    align-items: center;
}

.lms-elapsed-timer {
    font-size: 0.9rem;
    font-weight: 600;
    color: #6366f1;
    padding: 6px 12px;
    background: #eef2ff;
    border-radius: var(--lms-radius-md);
}

.lms-quiz-timer {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lms-primary);
    padding: var(--lms-spacing-sm) var(--lms-spacing-md);
    background: var(--lms-gray-100);
    border-radius: var(--lms-radius-md);
}

.lms-quiz-timer.warning {
    background: #fef3c7;
    color: var(--lms-warning);
}

.lms-quiz-timer.danger {
    background: #fee2e2;
    color: var(--lms-danger);
    animation: pulse 1s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* Sticky timer - stays visible at top of page */
.lms-timer-sticky {
    position: fixed;
    top: 50px;
    right: 20px;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    font-size: 1.5rem;
    padding: 12px 20px;
    border-radius: 10px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.lms-question {
    background: white;
    padding: var(--lms-spacing-xl);
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
}

.lms-question-text {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: var(--lms-spacing-lg);
}

.lms-options {
    display: flex;
    flex-direction: column;
    gap: var(--lms-spacing-sm);
}

.lms-option {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    padding: var(--lms-spacing-md);
    border: 2px solid var(--lms-gray-200);
    border-radius: var(--lms-radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.lms-option:hover {
    border-color: var(--lms-primary);
    background: var(--lms-gray-50);
}

.lms-option.selected {
    border-color: var(--lms-primary);
    background: #eff6ff;
}

.lms-option input[type="radio"],
.lms-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.lms-quiz-nav {
    display: flex;
    justify-content: space-between;
    margin-top: var(--lms-spacing-lg);
}

/* Quiz results */
.lms-quiz-result {
    text-align: center;
    padding: var(--lms-spacing-xl);
}

.lms-result-score {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--lms-spacing-sm);
}

.lms-result-passed {
    color: var(--lms-success);
}

.lms-result-failed {
    color: var(--lms-danger);
}

.lms-result-message {
    font-size: 1.25rem;
    margin-bottom: var(--lms-spacing-xl);
}

/* ============================================
   Question Hints
   ============================================ */
.lms-hint-container {
    margin-top: var(--lms-spacing-md);
}

.lms-hint-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0;
    background: none;
    border: none;
    font-size: 0.8125rem;
    color: #92400e;
    cursor: pointer;
    transition: all 0.2s ease;
    opacity: 0.7;
}

.lms-hint-btn:hover {
    opacity: 1;
    color: #b45309;
}

.lms-hint-btn span {
    font-size: 0.75rem;
    text-decoration: underline;
    text-decoration-style: dotted;
}

.lms-hint-text {
    margin-top: var(--lms-spacing-sm);
    padding: var(--lms-spacing-md);
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border-left: 4px solid #f59e0b;
    border-radius: 0 var(--lms-radius-md) var(--lms-radius-md) 0;
    color: #78350f;
    font-size: 0.9375rem;
    line-height: 1.5;
}

/* ============================================
   Badges
   ============================================ */
.lms-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    border-radius: var(--lms-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.lms-badge-free {
    background: #d1fae5;
    color: #047857;
}

.lms-badge-success {
    background: var(--lms-success);
    color: white;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {

    .lms-course-layout,
    .lms-lesson-layout {
        grid-template-columns: 1fr;
    }

    .lms-course-sidebar,
    .lms-lesson-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .lms-course-hero .lms-course-title {
        font-size: 1.75rem;
    }

    .lms-quiz-info {
        flex-wrap: wrap;
        gap: var(--lms-spacing-md);
    }

    .lms-quiz-info-item {
        flex: 1 1 40%;
    }

    .lms-lesson-progress .lms-progress-bar {
        display: none;
    }
}

/* File Upload Question Type */
.lms-file-upload-container {
    margin: 20px 0;
}

.lms-file-dropzone {
    border: 2px dashed #d1d5db;
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fafafa;
}

.lms-file-dropzone:hover,
.lms-file-dropzone.lms-file-dragover {
    border-color: #6366f1;
    background: #eef2ff;
}

.lms-file-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 10px;
}

.lms-file-dropzone-text {
    font-size: 1rem;
    color: #374151;
    margin: 0 0 8px;
}

.lms-file-dropzone-hint {
    font-size: 0.8rem;
    color: #9ca3af;
    margin: 0;
}

.lms-file-preview {
    position: relative;
    margin-top: 15px;
    padding: 15px;
    background: #f9fafb;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.lms-file-preview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 8px;
    display: block;
    margin: 0 auto;
}

.lms-file-pdf-preview {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: #fff;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}

.lms-file-pdf-preview span {
    font-size: 2rem;
}

.lms-file-remove {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #ef4444;
    color: white;
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.lms-file-remove:hover {
    background: #dc2626;
}

/* ============================================
   Shortcodes Styles
   ============================================ */

/* Course Grid Shortcode */
.necudah-courses {
    margin: var(--lms-spacing-lg) 0;
}

.necudah-courses__empty {
    text-align: center;
    padding: var(--lms-spacing-2xl);
    color: var(--lms-gray-500);
}

.necudah-courses__grid {
    display: grid;
    gap: var(--lms-spacing-lg);
}

.necudah-courses--cols-1 .necudah-courses__grid { grid-template-columns: 1fr; }
.necudah-courses--cols-2 .necudah-courses__grid { grid-template-columns: repeat(2, 1fr); }
.necudah-courses--cols-3 .necudah-courses__grid { grid-template-columns: repeat(3, 1fr); }
.necudah-courses--cols-4 .necudah-courses__grid { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .necudah-courses--cols-4 .necudah-courses__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .necudah-courses--cols-3 .necudah-courses__grid,
    .necudah-courses--cols-4 .necudah-courses__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .necudah-courses--cols-2 .necudah-courses__grid,
    .necudah-courses--cols-3 .necudah-courses__grid,
    .necudah-courses--cols-4 .necudah-courses__grid { grid-template-columns: 1fr; }
}

/* List layout */
.necudah-courses--list .necudah-courses__grid {
    grid-template-columns: 1fr;
}

.necudah-courses--list .necudah-course-card {
    display: flex;
    flex-direction: row;
}

.necudah-courses--list .necudah-course-card__thumbnail {
    width: 280px;
    flex-shrink: 0;
}

.necudah-courses--list .necudah-course-card__content {
    flex: 1;
}

@media (max-width: 640px) {
    .necudah-courses--list .necudah-course-card {
        flex-direction: column;
    }
    .necudah-courses--list .necudah-course-card__thumbnail {
        width: 100%;
    }
}

/* Course Card */
.necudah-course-card {
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-md);
    overflow: hidden;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.necudah-course-card:hover {
    box-shadow: var(--lms-shadow-lg);
    transform: translateY(-2px);
}

.necudah-course-card__thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.necudah-course-card__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.necudah-course-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--lms-gray-100), var(--lms-gray-200));
}

.necudah-course-card__placeholder .dashicons {
    font-size: 48px;
    width: 48px;
    height: 48px;
    color: var(--lms-gray-400);
}

.necudah-course-card__badge {
    position: absolute;
    top: var(--lms-spacing-sm);
    right: var(--lms-spacing-sm);
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    border-radius: var(--lms-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.necudah-course-card__badge--enrolled {
    background: var(--lms-success);
    color: white;
}

.necudah-course-card__content {
    padding: var(--lms-spacing-md);
}

.necudah-course-card__title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--lms-spacing-sm);
    line-height: 1.3;
}

.necudah-course-card__title a {
    color: var(--lms-gray-900);
    text-decoration: none;
}

.necudah-course-card__title a:hover {
    color: var(--lms-primary);
}

.necudah-course-card__excerpt {
    font-size: 0.875rem;
    color: var(--lms-gray-600);
    margin: 0 0 var(--lms-spacing-md);
    line-height: 1.5;
}

.necudah-course-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--lms-spacing-sm);
    margin-bottom: var(--lms-spacing-md);
    font-size: 0.8rem;
    color: var(--lms-gray-500);
}

.necudah-course-card__meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.necudah-course-card__difficulty--beginner { color: var(--lms-success); }
.necudah-course-card__difficulty--intermediate { color: var(--lms-warning); }
.necudah-course-card__difficulty--advanced { color: var(--lms-danger); }

.necudah-course-card__progress {
    margin-bottom: var(--lms-spacing-md);
}

.necudah-course-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--lms-spacing-md);
    border-top: 1px solid var(--lms-gray-100);
}

.necudah-course-card__price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--lms-primary);
}

.necudah-course-card__button {
    display: inline-block;
    padding: var(--lms-spacing-sm) var(--lms-spacing-md);
    background: var(--lms-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--lms-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.2s;
}

.necudah-course-card__button:hover {
    background: var(--lms-primary-dark);
    color: white;
}

/* My Courses Shortcode */
.necudah-my-courses {
    margin: var(--lms-spacing-lg) 0;
}

.necudah-my-courses--logged-out {
    text-align: center;
    padding: var(--lms-spacing-2xl);
    background: var(--lms-gray-50);
    border-radius: var(--lms-radius-lg);
}

.necudah-my-courses__login-message {
    margin-bottom: var(--lms-spacing-md);
    color: var(--lms-gray-600);
}

.necudah-my-courses__empty {
    text-align: center;
    padding: var(--lms-spacing-2xl);
    background: var(--lms-gray-50);
    border-radius: var(--lms-radius-lg);
}

.necudah-my-courses__empty p {
    margin-bottom: var(--lms-spacing-md);
    color: var(--lms-gray-600);
}

.necudah-my-courses__stats {
    display: flex;
    gap: var(--lms-spacing-lg);
    margin-bottom: var(--lms-spacing-lg);
    padding: var(--lms-spacing-md);
    background: var(--lms-gray-50);
    border-radius: var(--lms-radius-md);
}

.necudah-my-courses__stat {
    font-size: 0.875rem;
    color: var(--lms-gray-600);
    font-weight: 500;
}

.necudah-my-courses__grid {
    display: grid;
    gap: var(--lms-spacing-lg);
}

.necudah-my-courses--cols-1 .necudah-my-courses__grid { grid-template-columns: 1fr; }
.necudah-my-courses--cols-2 .necudah-my-courses__grid { grid-template-columns: repeat(2, 1fr); }
.necudah-my-courses--cols-3 .necudah-my-courses__grid { grid-template-columns: repeat(3, 1fr); }
.necudah-my-courses--cols-4 .necudah-my-courses__grid { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .necudah-my-courses--cols-3 .necudah-my-courses__grid,
    .necudah-my-courses--cols-4 .necudah-my-courses__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .necudah-my-courses--cols-2 .necudah-my-courses__grid,
    .necudah-my-courses--cols-3 .necudah-my-courses__grid,
    .necudah-my-courses--cols-4 .necudah-my-courses__grid { grid-template-columns: 1fr; }
}

/* My Course Card */
.necudah-my-course-card {
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-md);
    overflow: hidden;
}

.necudah-my-course-card--completed {
    border: 2px solid var(--lms-success);
}

.necudah-my-course-card__thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.necudah-my-course-card__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.necudah-my-course-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--lms-gray-100), var(--lms-gray-200));
}

.necudah-my-course-card__placeholder .dashicons {
    font-size: 48px;
    width: 48px;
    height: 48px;
    color: var(--lms-gray-400);
}

.necudah-my-course-card__badge {
    position: absolute;
    top: var(--lms-spacing-sm);
    right: var(--lms-spacing-sm);
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    background: var(--lms-success);
    color: white;
    border-radius: var(--lms-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.necudah-my-course-card__content {
    padding: var(--lms-spacing-md);
}

.necudah-my-course-card__title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 var(--lms-spacing-sm);
}

.necudah-my-course-card__title a {
    color: var(--lms-gray-900);
    text-decoration: none;
}

.necudah-my-course-card__title a:hover {
    color: var(--lms-primary);
}

.necudah-my-course-card__progress {
    margin-bottom: var(--lms-spacing-sm);
}

.necudah-my-course-card__next-lesson {
    font-size: 0.85rem;
    color: var(--lms-gray-600);
    margin: 0 0 var(--lms-spacing-md);
    padding: var(--lms-spacing-sm);
    background: var(--lms-gray-50);
    border-radius: var(--lms-radius-sm);
    border-left: 3px solid var(--lms-primary);
}

.necudah-my-course-card__next-lesson a {
    color: var(--lms-primary);
    font-weight: 500;
}

.necudah-my-course-card__footer {
    padding-top: var(--lms-spacing-sm);
}

.necudah-my-course-card__expires {
    margin-top: var(--lms-spacing-sm);
    font-size: 0.75rem;
    color: var(--lms-warning);
}

/* Progress Bar */
.necudah-progress-bar {
    height: 8px;
    background: var(--lms-gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.necudah-progress-bar--large {
    height: 12px;
}

.necudah-progress-bar__fill {
    height: 100%;
    background: var(--lms-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.necudah-progress-bar__label {
    display: inline-block;
    margin-top: 4px;
    font-size: 0.75rem;
    color: var(--lms-gray-500);
}

/* Progress Circle */
.necudah-progress-circle {
    position: relative;
    width: 80px;
    height: 80px;
}

.necudah-progress-circle svg {
    transform: rotate(-90deg);
}

.necudah-progress-circle__bg {
    fill: none;
    stroke: var(--lms-gray-200);
    stroke-width: 3;
}

.necudah-progress-circle__fill {
    fill: none;
    stroke: var(--lms-primary);
    stroke-width: 3;
    stroke-linecap: round;
}

.necudah-progress-circle__label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--lms-gray-700);
}

/* Progress Text */
.necudah-progress-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lms-primary);
}

/* Enroll Button */
.necudah-enroll-button {
    display: inline-block;
    padding: var(--lms-spacing-sm) var(--lms-spacing-lg);
    background: var(--lms-primary);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: var(--lms-radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.necudah-enroll-button:hover {
    background: var(--lms-primary-dark);
    color: white;
}

.necudah-enroll-button--enrolled {
    background: var(--lms-success);
}

.necudah-enroll-button--enrolled:hover {
    background: #15803d;
}

.necudah-enroll-button--disabled {
    background: var(--lms-gray-400);
    cursor: not-allowed;
}

/* Generic Button */
.necudah-button {
    display: inline-block;
    padding: var(--lms-spacing-sm) var(--lms-spacing-md);
    background: var(--lms-primary);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: var(--lms-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.necudah-button:hover {
    background: var(--lms-primary-dark);
    color: white;
}

/* Error message */
.necudah-error {
    padding: var(--lms-spacing-md);
    background: #fef2f2;
    color: var(--lms-danger);
    border: 1px solid #fecaca;
    border-radius: var(--lms-radius-md);
}

/* Single Course Shortcode */
.necudah-single-course {
    margin: var(--lms-spacing-lg) 0;
}

.necudah-course-full__header {
    position: relative;
    padding: var(--lms-spacing-2xl);
    background-size: cover;
    background-position: center;
    color: white;
    border-radius: var(--lms-radius-lg) var(--lms-radius-lg) 0 0;
}

.necudah-course-full__header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0.8));
    border-radius: var(--lms-radius-lg) var(--lms-radius-lg) 0 0;
}

.necudah-course-full__header-content {
    position: relative;
    z-index: 1;
}

.necudah-course-full__title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 var(--lms-spacing-sm);
}

.necudah-course-full__description {
    font-size: 1.125rem;
    opacity: 0.9;
    margin: 0;
}

.necudah-course-full__body {
    padding: var(--lms-spacing-xl);
    background: white;
    border-radius: 0 0 var(--lms-radius-lg) var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-md);
}

.necudah-course-full__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--lms-spacing-md);
    margin-bottom: var(--lms-spacing-lg);
    font-size: 0.875rem;
    color: var(--lms-gray-500);
}

.necudah-course-full__meta span {
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    background: var(--lms-gray-100);
    border-radius: var(--lms-radius-sm);
}

.necudah-course-full__progress {
    margin-bottom: var(--lms-spacing-lg);
}

.necudah-course-full__content {
    margin-bottom: var(--lms-spacing-lg);
    line-height: 1.7;
    color: var(--lms-gray-700);
}

.necudah-course-full__curriculum {
    margin-bottom: var(--lms-spacing-lg);
}

.necudah-course-full__curriculum h3 {
    font-size: 1.25rem;
    margin-bottom: var(--lms-spacing-md);
}

.necudah-course-full__enroll {
    text-align: center;
    padding-top: var(--lms-spacing-lg);
    border-top: 1px solid var(--lms-gray-200);
}

/* Curriculum List */
.necudah-curriculum-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.necudah-curriculum-list__item {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-sm);
    padding: var(--lms-spacing-sm) var(--lms-spacing-md);
    border-bottom: 1px solid var(--lms-gray-100);
}

.necudah-curriculum-list__item:last-child {
    border-bottom: none;
}

.necudah-curriculum-list__item--completed .necudah-curriculum-list__title {
    color: var(--lms-success);
}

.necudah-curriculum-list__icon {
    color: var(--lms-gray-400);
}

.necudah-curriculum-list__item--completed .necudah-curriculum-list__icon {
    color: var(--lms-success);
}

.necudah-curriculum-list__title {
    flex: 1;
    color: var(--lms-gray-700);
}

.necudah-curriculum-list__preview {
    font-size: 0.75rem;
    padding: 2px 8px;
    background: var(--lms-primary);
    color: white;
    border-radius: var(--lms-radius-sm);
}

/* RTL Support */
[dir="rtl"] .necudah-course-card__badge,
[dir="rtl"] .necudah-my-course-card__badge {
    right: auto;
    left: var(--lms-spacing-sm);
}

[dir="rtl"] .necudah-course-card__footer {
    flex-direction: row-reverse;
}

[dir="rtl"] .necudah-curriculum-list__preview {
    margin-left: 0;
    margin-right: auto;
}

/* ============================================
   Drip Content Locked State
   ============================================ */
.lms-drip-locked {
    text-align: center;
    padding: var(--lms-spacing-2xl) var(--lms-spacing-xl);
    background: linear-gradient(135deg, var(--lms-gray-50) 0%, var(--lms-gray-100) 100%);
    border-radius: var(--lms-radius-lg);
    border: 2px dashed var(--lms-gray-300);
    margin: var(--lms-spacing-xl) 0;
}

.lms-drip-locked-icon {
    font-size: 4rem;
    margin-bottom: var(--lms-spacing-md);
    opacity: 0.8;
}

.lms-drip-locked h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--lms-gray-700);
    margin: 0 0 var(--lms-spacing-md) 0;
}

.lms-drip-locked-message {
    font-size: 1.1rem;
    color: var(--lms-gray-600);
    margin: 0 0 var(--lms-spacing-sm) 0;
}

.lms-drip-locked-message strong {
    color: var(--lms-primary);
}

.lms-drip-countdown {
    font-size: 0.95rem;
    color: var(--lms-gray-500);
    margin: 0 0 var(--lms-spacing-lg) 0;
}

/* ============================================
   Prerequisites Notice
   ============================================ */
.lms-prerequisites-notice {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
    border-radius: var(--lms-radius-lg);
    padding: var(--lms-spacing-lg);
    margin-bottom: var(--lms-spacing-lg);
}

.lms-prerequisites-notice h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #92400e;
    margin: 0 0 var(--lms-spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-sm);
}

.lms-prerequisites-notice p {
    font-size: 0.95rem;
    color: #78350f;
    margin: 0 0 var(--lms-spacing-md) 0;
}

.lms-prerequisites-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.lms-prerequisites-list li {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-sm);
    padding: var(--lms-spacing-sm) 0;
    border-bottom: 1px solid rgba(245, 158, 11, 0.3);
}

.lms-prerequisites-list li:last-child {
    border-bottom: none;
}

.lms-prerequisites-list a {
    color: #92400e;
    text-decoration: underline;
    font-weight: 500;
}

.lms-prerequisites-list a:hover {
    color: #78350f;
}

.lms-prereq-status {
    font-size: 1.1rem;
}

.lms-prereq-status.completed {
    color: var(--lms-success);
}

.lms-prereq-status.incomplete {
    color: var(--lms-warning);
}

.lms-prereq-progress {
    font-size: 0.8rem;
    color: #78350f;
    margin-left: auto;
}

/* ============================================
   Curriculum Drip Lock Indicators
   ============================================ */
.lms-curriculum-lesson.drip-locked {
    opacity: 0.6;
}

.lms-curriculum-lesson.drip-locked .lms-curriculum-title {
    color: var(--lms-gray-400);
}

.lms-curriculum-lesson.drip-locked .lms-curriculum-status {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-xs);
    font-size: 0.8rem;
    color: var(--lms-gray-500);
}

.lms-drip-date {
    font-size: 0.75rem;
    color: var(--lms-gray-500);
    display: block;
    margin-top: 2px;
}

/* Sidebar drip indicators */
.lms-sidebar-lesson.drip-locked {
    opacity: 0.5;
    pointer-events: none;
}

.lms-sidebar-lesson.drip-locked .lms-sidebar-lesson-num {
    background: var(--lms-gray-200);
    color: var(--lms-gray-400);
}

/* Sidebar locked content (linear progression / prerequisites) */
.lms-sidebar-lesson.lms-locked {
    opacity: 0.6;
    pointer-events: none;
    cursor: not-allowed;
    background: var(--lms-gray-50);
}

.lms-sidebar-lesson.lms-locked:hover {
    background: var(--lms-gray-50);
    transform: none;
}

.lms-sidebar-lesson.lms-locked .lms-sidebar-lesson-num {
    background: var(--lms-gray-200);
    color: var(--lms-gray-500);
}

.lms-locked-badge {
    display: inline-block;
    font-size: 0.75rem;
    padding: 2px 6px;
    background: var(--lms-gray-200);
    color: var(--lms-gray-600);
    border-radius: 3px;
    margin-left: 6px;
    font-weight: 500;
}

/* ============================================
   Enrollment Restrictions UI
   ============================================ */
.lms-spots-remaining {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 1px solid #ef4444;
    color: #b91c1c;
    padding: var(--lms-spacing-sm) var(--lms-spacing-md);
    border-radius: var(--lms-radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: var(--lms-spacing-md);
}

.lms-enrollment-closed {
    background: var(--lms-gray-100);
    border: 1px solid var(--lms-gray-300);
    color: var(--lms-gray-600);
    padding: var(--lms-spacing-md);
    border-radius: var(--lms-radius-md);
    font-size: 0.95rem;
    text-align: center;
}

/* ============================================
   Student Dashboard
   ============================================ */
.necudah-dashboard {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--lms-spacing-lg);
}

.necudah-dashboard--logged-out {
    text-align: center;
    padding: var(--lms-spacing-2xl);
}

.necudah-dashboard__login {
    max-width: 400px;
    margin: 0 auto;
    padding: var(--lms-spacing-2xl);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-md);
}

.necudah-dashboard__login h2 {
    margin: 0 0 var(--lms-spacing-md) 0;
    font-size: 1.5rem;
}

.necudah-dashboard__login p {
    color: var(--lms-gray-600);
    margin: 0 0 var(--lms-spacing-lg) 0;
}

/* Dashboard Header */
.necudah-dashboard__header {
    margin-bottom: var(--lms-spacing-xl);
}

.necudah-dashboard__welcome h1 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--lms-gray-900);
    margin: 0 0 var(--lms-spacing-xs) 0;
}

.necudah-dashboard__subtitle {
    font-size: 1rem;
    color: var(--lms-gray-600);
    margin: 0;
}

/* Stats Cards */
.necudah-dashboard__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--lms-spacing-md);
    margin-bottom: var(--lms-spacing-xl);
}

@media (max-width: 900px) {
    .necudah-dashboard__stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 500px) {
    .necudah-dashboard__stats {
        grid-template-columns: 1fr;
    }
}

.necudah-stat-card {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    padding: var(--lms-spacing-lg);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
    border: 1px solid var(--lms-gray-100);
}

.necudah-stat-card__icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.necudah-stat-card__content {
    display: flex;
    flex-direction: column;
}

.necudah-stat-card__number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--lms-gray-900);
    line-height: 1.2;
}

.necudah-stat-card__label {
    font-size: 0.85rem;
    color: var(--lms-gray-500);
}

/* Dashboard Sections */
.necudah-dashboard__section {
    margin-bottom: var(--lms-spacing-xl);
}

.necudah-dashboard__section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--lms-spacing-md);
}

.necudah-dashboard__section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--lms-gray-900);
    margin: 0;
}

.necudah-dashboard__browse-link {
    font-size: 0.9rem;
    color: var(--lms-primary);
    text-decoration: none;
}

.necudah-dashboard__browse-link:hover {
    text-decoration: underline;
}

/* Empty State */
.necudah-dashboard__empty {
    text-align: center;
    padding: var(--lms-spacing-2xl);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
}

.necudah-dashboard__empty-icon {
    font-size: 4rem;
    margin-bottom: var(--lms-spacing-md);
}

.necudah-dashboard__empty h3 {
    font-size: 1.25rem;
    color: var(--lms-gray-700);
    margin: 0 0 var(--lms-spacing-sm) 0;
}

.necudah-dashboard__empty p {
    color: var(--lms-gray-500);
    margin: 0 0 var(--lms-spacing-lg) 0;
}

/* Continue Learning Card */
.necudah-continue-card {
    display: flex;
    gap: var(--lms-spacing-lg);
    padding: var(--lms-spacing-lg);
    background: linear-gradient(135deg, var(--lms-primary) 0%, #1d4ed8 100%);
    border-radius: var(--lms-radius-lg);
    color: white;
}

@media (max-width: 700px) {
    .necudah-continue-card {
        flex-direction: column;
    }
}

.necudah-continue-card__thumbnail {
    flex-shrink: 0;
    width: 200px;
    height: 120px;
    border-radius: var(--lms-radius-md);
    overflow: hidden;
}

.necudah-continue-card__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.necudah-continue-card__content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--lms-spacing-sm);
}

.necudah-continue-card__course-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
    color: white;
}

.necudah-continue-card__progress .necudah-progress-bar {
    background: rgba(255, 255, 255, 0.3);
    height: 8px;
}

.necudah-continue-card__progress .necudah-progress-bar__fill {
    background: white;
}

.necudah-continue-card__progress .necudah-progress-bar__label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.85rem;
}

.necudah-continue-card__progress .necudah-progress-bar__count {
    opacity: 0.8;
}

.necudah-continue-card__next {
    font-size: 0.9rem;
}

.necudah-continue-card__next-label {
    opacity: 0.8;
    margin-right: var(--lms-spacing-xs);
}

.necudah-continue-card__next-title {
    font-weight: 500;
}

.necudah-continue-card__button {
    align-self: flex-start;
    margin-top: auto;
    background: white;
    color: var(--lms-primary);
}

.necudah-continue-card__button:hover {
    background: var(--lms-gray-100);
}

/* Course Row (for course list) */
.necudah-dashboard__courses {
    display: flex;
    flex-direction: column;
    gap: var(--lms-spacing-md);
}

.necudah-course-row {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    padding: var(--lms-spacing-md);
    background: white;
    border-radius: var(--lms-radius-lg);
    box-shadow: var(--lms-shadow-sm);
    border: 1px solid var(--lms-gray-100);
    transition: box-shadow 0.2s, border-color 0.2s;
}

.necudah-course-row:hover {
    box-shadow: var(--lms-shadow-md);
    border-color: var(--lms-gray-200);
}

@media (max-width: 600px) {
    .necudah-course-row {
        flex-direction: column;
        text-align: center;
    }
}

.necudah-course-row--completed {
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    border-color: #86efac;
}

.necudah-course-row__thumbnail {
    position: relative;
    flex-shrink: 0;
    width: 100px;
    height: 60px;
    border-radius: var(--lms-radius-md);
    overflow: hidden;
}

.necudah-course-row__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.necudah-course-row__badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--lms-success);
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.necudah-course-row__content {
    flex: 1;
    min-width: 0;
}

.necudah-course-row__title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 var(--lms-spacing-xs) 0;
}

.necudah-course-row__title a {
    color: var(--lms-gray-900);
    text-decoration: none;
}

.necudah-course-row__title a:hover {
    color: var(--lms-primary);
}

.necudah-course-row__meta {
    display: flex;
    gap: var(--lms-spacing-md);
    font-size: 0.8rem;
    color: var(--lms-gray-500);
    margin-bottom: var(--lms-spacing-xs);
}

@media (max-width: 600px) {
    .necudah-course-row__meta {
        justify-content: center;
    }
}

.necudah-course-row__progress {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-sm);
}

.necudah-course-row__progress .necudah-progress-bar {
    flex: 1;
    height: 6px;
    max-width: 200px;
}

.necudah-course-row__progress-text {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--lms-gray-600);
    min-width: 40px;
}

.necudah-course-row__actions {
    flex-shrink: 0;
}

/* Certificates Section */
.necudah-certificates {
    display: flex;
    flex-direction: column;
    gap: var(--lms-spacing-md);
}

.necudah-certificate-card {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    padding: var(--lms-spacing-md);
    background: linear-gradient(135deg, #fefce8 0%, #fef9c3 100%);
    border: 1px solid #facc15;
    border-radius: var(--lms-radius-lg);
}

@media (max-width: 600px) {
    .necudah-certificate-card {
        flex-direction: column;
        text-align: center;
    }
}

.necudah-certificate-card__icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.necudah-certificate-card__content {
    flex: 1;
}

.necudah-certificate-card__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lms-gray-900);
    margin: 0 0 var(--lms-spacing-xs) 0;
}

.necudah-certificate-card__date {
    font-size: 0.85rem;
    color: var(--lms-gray-600);
    margin: 0;
}

.necudah-certificate-card__actions {
    flex-shrink: 0;
}

.necudah-certificate-card__coming-soon {
    font-size: 0.8rem;
    color: var(--lms-gray-500);
    background: var(--lms-gray-100);
    padding: var(--lms-spacing-xs) var(--lms-spacing-sm);
    border-radius: var(--lms-radius-sm);
}

/* Large Progress Bar */
.necudah-progress-bar--lg {
    height: 10px;
}

/* Progress Bar Fill Complete State */
.necudah-progress-bar__fill--complete {
    background: var(--lms-success);
}
/* Recent Activity Section */
.necudah-activity-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    border: 1px solid var(--lms-gray-200);
    border-radius: var(--lms-radius-lg);
    overflow: hidden;
}

.necudah-activity-item {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-sm);
    padding: var(--lms-spacing-sm) var(--lms-spacing-md);
    border-bottom: 1px solid var(--lms-gray-100);
    background: #fff;
}

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

.necudah-activity-item__icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--lms-success);
    color: #fff;
    border-radius: 50%;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.necudah-activity-item__content {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--lms-spacing-sm);
}

.necudah-activity-item__text {
    font-size: 0.9rem;
    color: var(--lms-gray-700);
}

.necudah-activity-item__course {
    color: var(--lms-gray-500);
}

.necudah-activity-item__time {
    font-size: 0.8rem;
    color: var(--lms-gray-400);
    white-space: nowrap;
    flex-shrink: 0;
}

@media (max-width: 600px) {
    .necudah-activity-item__content {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Quiz History Section */
.necudah-quiz-history {
    display: flex;
    flex-direction: column;
    gap: 0;
    border: 1px solid var(--lms-gray-200);
    border-radius: var(--lms-radius-lg);
    overflow: hidden;
}

.necudah-quiz-history__item {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-md);
    padding: var(--lms-spacing-md);
    border-bottom: 1px solid var(--lms-gray-100);
    background: #fff;
}

.necudah-quiz-history__item:last-child {
    border-bottom: none;
}

.necudah-quiz-history__info {
    flex: 1;
    min-width: 0;
}

.necudah-quiz-history__title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--lms-gray-900);
    margin: 0 0 2px 0;
}

.necudah-quiz-history__course {
    font-size: 0.8rem;
    color: var(--lms-gray-500);
}

.necudah-quiz-history__score {
    display: flex;
    align-items: center;
    gap: var(--lms-spacing-xs);
    flex-shrink: 0;
}

.necudah-quiz-history__score-value {
    font-size: 1.1rem;
    font-weight: 700;
}

.necudah-quiz-history__score-value--pass {
    color: var(--lms-success);
}

.necudah-quiz-history__score-value--fail {
    color: var(--lms-danger);
}

.necudah-quiz-history__badge {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: var(--lms-radius-sm);
}

.necudah-quiz-history__badge--pass {
    background: #dcfce7;
    color: #15803d;
}

.necudah-quiz-history__badge--fail {
    background: #fef2f2;
    color: #dc2626;
}

.necudah-quiz-history__date {
    font-size: 0.8rem;
    color: var(--lms-gray-400);
    white-space: nowrap;
    flex-shrink: 0;
}

.necudah-quiz-history__view-link {
    font-size: 0.8rem;
    color: var(--lms-primary);
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
}
.necudah-quiz-history__view-link:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    .necudah-quiz-history__item {
        flex-direction: column;
        align-items: flex-start;
    }

    .necudah-quiz-history__score {
        align-self: flex-start;
    }
}

/* ===============================================
   NECUDAH LMS - BUG FIXES & ENHANCEMENTS
   =============================================== */

/* Quiz Breadcrumb / Back Button (Issue #7) */
.lms-quiz-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    padding: 10px 0;
}

.lms-back-link {
    color: #3858e9;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.lms-back-link:hover {
    color: #2947c7;
    text-decoration: underline;
}

.lms-breadcrumb-separator {
    color: #888;
}

.lms-breadcrumb-current {
    color: #666;
}

/* Pending Quiz Result State (Issue #8) */
.lms-result-pending {
    background: linear-gradient(135deg, #ffa726 0%, #ff9800 100%);
    color: white;
}

.lms-pending-notice {
    background: #fff3e0;
    border-left: 4px solid #ff9800;
    padding: 12px 16px;
    margin: 16px 0;
    border-radius: 4px;
    color: #e65100;
    font-size: 14px;
}

/* Quiz Score Display in Sidebar (Issue #9) */
.lms-quiz-score {
    margin-left: auto;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 12px;
    background: #e3f2fd;
    color: #1976d2;
    white-space: nowrap;
}

.lms-sidebar-quiz.completed .lms-quiz-score {
    background: #e8f5e9;
    color: #2e7d32;
}

.lms-sidebar-quiz:not(.completed) .lms-quiz-score {
    background: #ffebee;
    color: #c62828;
}

/* Enhanced Quiz Sidebar Items */
.lms-sidebar-quiz {
    display: flex;
    align-items: center;
    gap: 8px;
}

.lms-sidebar-lesson-num {
    flex-shrink: 0;
}

.lms-sidebar-lesson-title {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.lms-lesson-progress {
    font-size: 0.8125rem;
    color: var(--lms-gray-600);
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
    padding: 2px 8px;
    background: var(--lms-gray-100);
    border-radius: 12px;
}

.lms-sidebar-lesson.current .lms-lesson-progress {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(255, 255, 255, 0.2);
}

.lms-sidebar-lesson:hover .lms-lesson-progress {
    background: var(--lms-primary);
    color: white;
}

.lms-sidebar-lesson.current:hover .lms-lesson-progress {
    color: white;
    background: rgba(255, 255, 255, 0.25);
}

/* Button Hover Enhancements (Issue #5) */
.btn[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 12px;
    white-space: nowrap;
    border-radius: 4px;
    pointer-events: none;
    margin-bottom: 8px;
    opacity: 0;
    transition: opacity 0.2s;
}

.btn[title]:hover::after {
    opacity: 1;
}

/* Quiz Protection - Locked Sidebar During Active Quiz */
.lms-lesson-sidebar.quiz-locked {
    position: relative;
}

.lms-lesson-sidebar.quiz-locked::before {
    content: '🔒 Quiz in Progress';
    display: block;
    padding: var(--lms-spacing-md);
    background: #fef3c7;
    color: #92400e;
    text-align: center;
    font-weight: 600;
    font-size: 0.875rem;
    border-bottom: 2px solid #fbbf24;
    margin-bottom: var(--lms-spacing-md);
}

.lms-lesson-sidebar.quiz-locked .lms-sidebar-lessons {
    opacity: 0.5;
    pointer-events: none;
}

.lms-lesson-sidebar.quiz-locked .lms-sidebar-lesson {
    cursor: not-allowed;
}

.lms-lesson-sidebar.quiz-locked .lms-sidebar-lesson:hover {
    background: transparent;
    transform: none;
}

/* Lock breadcrumb/back button during quiz */
.lms-lesson-sidebar.quiz-locked ~ .lms-lesson-content .lms-quiz-breadcrumb a,
.lms-lesson-sidebar.quiz-locked ~ .lms-lesson-content .lms-back-link {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Show warning banner in quiz container */
.quiz-locked ~ .lms-lesson-content .lms-content-wrapper::before {
    content: '⚠️ Navigation is disabled while taking the quiz. Complete or exit the quiz to leave.';
    display: none; /* Hidden by default, can be enabled if needed */
    padding: var(--lms-spacing-sm);
    background: #fef3c7;
    color: #92400e;
    font-size: 0.75rem;
    text-align: center;
    margin-bottom: var(--lms-spacing-md);
    border-radius: var(--lms-radius-md);
}

/* =========================================================================
   Games Archive Page
   ========================================================================= */

.necudah-games-filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.necudah-games-search-input {
    flex: 1;
    min-width: 200px;
    padding: 10px 14px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    background: rgba(255,255,255,0.7);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.necudah-games-search-input:focus {
    outline: none;
    border-color: var(--lms-primary, #6366f1);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.necudah-games-filter-select {
    padding: 10px 14px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    background: rgba(255,255,255,0.7);
    cursor: pointer;
    min-width: 140px;
}

.necudah-games-section {
    margin-bottom: 40px;
}

.necudah-games-section-header {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e2e8f0;
}

.lms-games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--lms-spacing-lg, 1.5rem);
}

.lms-game-card {
    display: flex;
    align-items: stretch;
    gap: 16px;
    padding: 20px;
    border-radius: 16px;
    transition: transform 0.2s, box-shadow 0.2s;
    background: rgba(255,255,255,0.55);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.lms-game-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.lms-game-card-icon {
    font-size: 36px;
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99,102,241,0.08);
    border-radius: 12px;
    overflow: hidden;
}
.lms-game-card-icon .lms-game-type-icon-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

/* PNG game type icons — sidebar, curriculum, child items */
.lms-game-type-icon-img {
    object-fit: contain;
    display: block;
}
.lms-sidebar-lesson-num .lms-game-type-icon-img {
    width: 22px;
    height: 22px;
    border-radius: 0;
}
.lms-child-icon .lms-game-type-icon-img {
    width: 22px;
    height: 22px;
}
.lms-curriculum-icon .lms-game-type-icon-img {
    width: 22px;
    height: 22px;
}
.necudah-placeholder-image .lms-game-type-icon-img {
    width: 64px;
    height: 64px;
    margin: 0 auto;
}

.lms-game-card-body {
    flex: 1;
    min-width: 0;
}

.lms-game-card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.lms-game-card-type {
    display: inline-block;
    font-size: 12px;
    color: #6366f1;
    font-weight: 500;
    margin-bottom: 6px;
}

.lms-game-card-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 6px;
}

.lms-game-card-cat-badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    background: rgba(99,102,241,0.08);
    color: #4f46e5;
    font-weight: 500;
}

.lms-game-card-meta {
    display: flex;
    gap: 10px;
    font-size: 12px;
    color: #94a3b8;
}

.lms-game-card-play {
    align-self: center;
    flex-shrink: 0;
    padding: 8px 20px;
    background: var(--lms-primary, #6366f1);
    color: #fff;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s;
}

.lms-game-card-play:hover {
    background: #4f46e5;
    color: #fff;
}

.lms-required-badge {
    color: #dc2626;
    font-weight: 700;
}

/* Global Leaderboard */
.necudah-lb-period-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.necudah-lb-period-tabs button {
    padding: 6px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    background: transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.15s;
}

.necudah-lb-period-tabs button.active {
    background: var(--lms-primary, #6366f1);
    color: #fff;
    border-color: transparent;
}

.necudah-lb-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.necudah-lb-row:last-child {
    border-bottom: none;
}

.necudah-lb-pos {
    width: 28px;
    text-align: center;
    font-weight: 700;
    color: #94a3b8;
    font-size: 14px;
}

.necudah-lb-row:nth-child(1) .necudah-lb-pos { color: #f59e0b; }
.necudah-lb-row:nth-child(2) .necudah-lb-pos { color: #94a3b8; }
.necudah-lb-row:nth-child(3) .necudah-lb-pos { color: #cd7f32; }

.necudah-lb-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
}

.necudah-lb-name {
    flex: 1;
    font-weight: 500;
    font-size: 14px;
}

.necudah-lb-stat {
    margin-inline-start: auto;
    font-size: 13px;
    color: #64748b;
}

@media (max-width: 640px) {
    .necudah-games-filter-bar {
        flex-direction: column;
    }
    .necudah-games-search-input,
    .necudah-games-filter-select {
        width: 100%;
    }
    .lms-games-grid {
        grid-template-columns: 1fr;
    }
    .lms-game-card {
        flex-direction: column;
        text-align: center;
    }
    .lms-game-card-icon {
        margin: 0 auto;
    }
    .lms-game-card-meta {
        justify-content: center;
    }
    .lms-game-card-play {
        width: 100%;
        text-align: center;
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .lms-quiz-breadcrumb {
        font-size: 13px;
    }

    .lms-quiz-score {
        font-size: 11px;
        padding: 1px 6px;
    }

    .lms-pending-notice {
        font-size: 13px;
        padding: 10px 12px;
    }
}

/* ===============================================
   COURSE RETAKE & ADMIN VIEW FEATURES
   =============================================== */

/* Admin Viewing Badge */
.lms-admin-badge {
    display: inline-block;
    margin-left: 12px;
    padding: 4px 12px;
    font-size: 13px;
    font-weight: 600;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 20px;
    vertical-align: middle;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Reset Course Button */
.btn-outline {
    background: white !important;
    color: #3858e9 !important;
    border: 2px solid #3858e9 !important;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: #3858e9 !important;
    color: white !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(56, 88, 233, 0.2);
}

.btn-outline:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Course Completed Badge Enhancement */
.lms-course-completed-badge {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 12px;
    margin-bottom: 20px;
}

.lms-course-completed-badge .lms-badge-icon {
    font-size: 48px;
    margin-bottom: 10px;
}

.lms-course-completed-badge h3 {
    color: #2c3e50;
    margin: 10px 0 5px;
    font-size: 24px;
}

.lms-course-completed-badge p {
    color: #666;
    margin-bottom: 20px;
}

/* View Course Materials Button */
.lms-course-completed-badge .btn {
    min-width: 200px;
    font-weight: 600;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .lms-admin-badge {
        display: block;
        margin: 10px 0 0;
        font-size: 12px;
        padding: 3px 10px;
    }

    .lms-course-title {
        font-size: 24px !important;
    }

    .lms-course-completed-badge {
        padding: 20px 15px;
    }

    .lms-course-completed-badge .lms-badge-icon {
        font-size: 36px;
    }

    .lms-course-completed-badge h3 {
        font-size: 20px;
    }

    .lms-course-completed-badge .btn {
        min-width: 100%;
        margin-bottom: 10px;
    }
}

/* ===============================================
   QUIZ SCORE DISPLAY IN CURRICULUM
   =============================================== */

.quiz-passed {
    color: #2e7d32;
    font-weight: 600;
    padding: 2px 8px;
    background: #e8f5e9;
    border-radius: 12px;
    display: inline-block;
}

.quiz-failed {
    color: #c62828;
    font-weight: 600;
    padding: 2px 8px;
    background: #ffebee;
    border-radius: 12px;
    display: inline-block;
}

.quiz-not-taken {
    color: #757575;
    font-style: italic;
    font-size: 13px;
}

/* Progress Bar Styling */
.lms-progress-bar {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.lms-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
    border-radius: 10px;
}

.lms-progress-text {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    margin-top: 4px;
}

/* Instructor Dashboard styles moved to assets/css/teacher-dashboard.css */

/* ========== EVENTS (shared across dashboards) ========== */
.necudah-event-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    margin-bottom: 12px;
    transition: box-shadow 0.2s, border-color 0.2s;
}
.necudah-event-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    border-color: #c7d2fe;
}
.necudah-event-date-badge {
    flex-shrink: 0;
    width: 56px;
    text-align: center;
    background: linear-gradient(135deg, #6366f1, #818cf8);
    border-radius: 10px;
    padding: 8px 0;
    color: #fff;
}
.necudah-event-month {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.9;
}
.necudah-event-day {
    display: block;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.2;
}
.necudah-event-info {
    flex: 1;
    min-width: 0;
}
.necudah-event-title {
    margin: 0 0 6px 0;
    font-size: 16px;
    font-weight: 600;
    color: #111827;
}
.necudah-event-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 6px;
}
.necudah-event-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: #6b7280;
}
.necudah-event-meta-item .dashicons {
    font-size: 14px;
    width: 14px;
    height: 14px;
    color: #9ca3af;
}
.necudah-event-description {
    margin: 4px 0 0;
    font-size: 13px;
    color: #6b7280;
    line-height: 1.5;
}
.necudah-event-actions {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}
.necudah-btn-sm {
    padding: 6px 12px;
    font-size: 13px;
    border-radius: 6px;
}
.necudah-btn-outline-secondary {
    background: #fff;
    border: 1px solid #d1d5db;
    color: #374151;
    cursor: pointer;
    transition: all 0.2s;
}
.necudah-btn-outline-secondary:hover {
    background: #f9fafb;
    border-color: #9ca3af;
}
.necudah-badge-success {
    background: #d1fae5;
    color: #059669;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}
@media (max-width: 640px) {
    .necudah-event-card {
        flex-direction: column;
    }
    .necudah-event-date-badge {
        width: auto;
        display: flex;
        gap: 6px;
        padding: 6px 12px;
    }
    .necudah-event-actions {
        width: 100%;
        justify-content: flex-end;
    }
}
.necudah-event-title-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}
.necudah-event-title-row .necudah-event-title {
    margin-bottom: 0;
}
.necudah-badge-private {
    background: #fef3c7;
    color: #92400e;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    white-space: nowrap;
}
.necudah-badge-private .dashicons {
    font-size: 12px;
    width: 12px;
    height: 12px;
}
.necudah-badge-global {
    background: #dbeafe;
    color: #1e40af;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    white-space: nowrap;
}
.necudah-badge-global .dashicons {
    font-size: 12px;
    width: 12px;
    height: 12px;
}
.necudah-badge-invited {
    background: #e0e7ff;
    color: #4338ca;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}
.necudah-badge-declined {
    background: #fee2e2;
    color: #991b1b;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

/* ==============================================
   MOBILE RESPONSIVE FIXES
   ============================================== */

/* Desktop defaults: hide mobile-only elements */
.necudah-sidebar-toggle,
.necudah-drawer-close,
.necudah-drawer-backdrop {
    display: none !important;
}

/* --- Tablet (768px) --- */
@media (max-width: 768px) {
    /* Show mobile-only elements */
    .necudah-sidebar-toggle {
        display: inline-flex !important;
    }
    .necudah-drawer-close {
        display: flex !important;
    }

    /* Lesson/quiz layout: sidebar becomes a slide-out drawer */
    .lms-lesson-layout .lms-lesson-sidebar {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        bottom: 0 !important;
        right: auto !important;
        width: 300px !important;
        max-width: 85vw !important;
        flex-shrink: 0;
        z-index: 10001;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        box-shadow: none;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 16px;
        padding-top: 48px; /* Space for close button */
        background: #fff;
        order: unset;
    }
    .lms-lesson-layout .lms-lesson-sidebar.necudah-drawer-open {
        transform: translateX(0) !important;
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
    }

    /* Drawer backdrop */
    .necudah-drawer-backdrop {
        display: none !important;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 10000;
    }
    .necudah-drawer-backdrop.active {
        display: block !important;
    }

    /* Content takes full width */
    .lms-lesson-layout .lms-lesson-content {
        max-width: 100%;
        padding: 20px 16px;
    }

    /* Sidebar drawer close button */
    .necudah-drawer-close {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        border: none;
        background: #f3f4f6;
        border-radius: 8px;
        cursor: pointer;
        font-size: 18px;
        color: #6b7280;
        position: absolute;
        top: 12px;
        right: 12px;
        z-index: 2;
    }
    .necudah-drawer-close:hover {
        background: #e5e7eb;
        color: #374151;
    }

    /* Sidebar toggle button in topbar */
    .necudah-sidebar-toggle {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 6px 12px;
        border: 1px solid #e5e7eb;
        border-radius: 8px;
        background: #fff;
        font-size: 13px;
        font-weight: 500;
        color: #374151;
        cursor: pointer;
        white-space: nowrap;
        -webkit-tap-highlight-color: transparent;
    }
    .necudah-sidebar-toggle:hover {
        border-color: #d1d5db;
        background: #f9fafb;
    }
    .necudah-sidebar-toggle .dashicons {
        font-size: 16px;
        width: 16px;
        height: 16px;
    }

    /* Make topbar accommodate toggle */
    .lms-lesson-topbar-content {
        gap: 8px;
    }
    .lms-lesson-topbar .lms-back-link {
        flex: 1;
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .lms-lesson-progress .lms-progress-bar {
        width: 150px;
    }

    /* Quiz breadcrumb also gets toggle */
    .lms-quiz-breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
    }

    /* Sidebar lessons list: full height in drawer */
    .lms-sidebar-lessons {
        max-height: calc(100vh - 160px);
    }

    /* Course hero */
    .lms-hero-meta {
        flex-wrap: wrap;
        gap: 8px;
    }

    /* Dark mode drawer */
    [data-theme="dark"] .lms-lesson-layout .lms-lesson-sidebar {
        background: #1a1a1b;
    }
    [data-theme="dark"] .necudah-drawer-close {
        background: #343536;
        color: #d7dadc;
    }
    [data-theme="dark"] .necudah-sidebar-toggle {
        background: #1a1a1b;
        border-color: #343536;
        color: #d7dadc;
    }
}

/* --- Small phones (640px) --- */
@media (max-width: 640px) {
    .lms-lesson-layout .lms-lesson-sidebar {
        padding: 16px 12px;
    }
    .lms-lesson-progress .lms-progress-bar {
        width: 100px;
    }

    /* Course cards grid */
    .necudah-courses__grid {
        grid-template-columns: 1fr !important;
        gap: 16px;
    }

    /* Course card content */
    .necudah-course-card__content {
        padding: 14px;
    }
    .necudah-course-card__title {
        font-size: 15px;
    }

    /* File upload area */
    .lms-file-dropzone {
        padding: 24px 16px;
    }

    /* Quiz info items */
    .lms-quiz-info-item {
        flex: 1 1 100%;
    }
}

/* --- Extra small phones (480px) --- */
@media (max-width: 480px) {
    .lms-lesson-layout .lms-lesson-sidebar {
        padding: 12px 10px;
    }
    .lms-lesson-layout .lms-lesson-sidebar .lms-sidebar-card h3 {
        font-size: 15px;
    }

    /* Course hero title */
    .lms-course-hero .lms-course-title {
        font-size: 1.4rem;
    }
    .lms-course-hero .lms-hero-subtitle {
        font-size: 0.9rem;
    }

    /* Course completed badge */
    .lms-course-completed-badge .btn {
        min-width: auto;
        width: 100%;
    }

    /* Sidebar course items */
    .lms-sidebar-lesson {
        padding: 8px 10px;
        font-size: 13px;
    }

    /* Quiz container */
    .lms-quiz-container {
        padding: 16px;
    }
}

/* ============================================
   RICH CONTENT COMPONENTS
   AI-generated content styling
   ============================================ */

/* --- Callout Boxes (V2 Glass) --- */
.necudah-callout {
    padding: 1rem 1.25rem;
    border-radius: 14px;
    margin: 1.25rem 0;
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    line-height: 1.6;
    font-family: var(--font-body, 'Heebo', system-ui, sans-serif);
    font-size: 0.9rem;
}
.necudah-callout-icon {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 16px;
}
.necudah-callout-title {
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 4px;
    display: block;
}
.necudah-callout p {
    margin: 4px 0 0;
}
.necudah-callout-tip {
    background: rgba(220, 252, 231, 0.65);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(134, 239, 172, 0.60);
    color: #166534;
}
.necudah-callout-tip .necudah-callout-title { color: #059669; }
.necudah-callout-tip::before {
    content: "";
    width: 32px; height: 32px;
    border-radius: 10px;
    background: rgba(16, 185, 129, 0.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23059669'%3E%3Cpath fill-rule='evenodd' d='M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12Zm13.36-1.814a.75.75 0 1 0-1.22-.872l-3.236 4.53L9.53 12.22a.75.75 0 0 0-1.06 1.06l2.25 2.25a.75.75 0 0 0 1.14-.094l3.75-5.25Z' clip-rule='evenodd'/%3E%3C/svg%3E") center/18px no-repeat;
    flex-shrink: 0;
}
.necudah-callout-warning {
    background: rgba(254, 249, 195, 0.65);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(253, 224, 71, 0.55);
    color: #92400e;
}
.necudah-callout-warning .necudah-callout-title { color: #d97706; }
.necudah-callout-warning::before {
    content: "";
    width: 32px; height: 32px;
    border-radius: 10px;
    background: rgba(217, 119, 6, 0.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23d97706'%3E%3Cpath fill-rule='evenodd' d='M9.401 3.003c1.155-2 4.043-2 5.197 0l7.355 12.748c1.154 2-.29 4.5-2.599 4.5H4.645c-2.309 0-3.752-2.5-2.598-4.5L9.4 3.003ZM12 8.25a.75.75 0 0 1 .75.75v3.75a.75.75 0 0 1-1.5 0V9a.75.75 0 0 1 .75-.75Zm0 8.25a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5Z' clip-rule='evenodd'/%3E%3C/svg%3E") center/18px no-repeat;
    flex-shrink: 0;
}
.necudah-callout-important {
    background: rgba(254, 226, 226, 0.65);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(252, 165, 165, 0.55);
    color: #991b1b;
}
.necudah-callout-important .necudah-callout-title { color: #dc2626; }
.necudah-callout-important::before {
    content: "";
    width: 32px; height: 32px;
    border-radius: 10px;
    background: rgba(220, 38, 38, 0.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23dc2626'%3E%3Cpath fill-rule='evenodd' d='M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12ZM12 8.25a.75.75 0 0 1 .75.75v3.75a.75.75 0 0 1-1.5 0V9a.75.75 0 0 1 .75-.75Zm0 8.25a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5Z' clip-rule='evenodd'/%3E%3C/svg%3E") center/18px no-repeat;
    flex-shrink: 0;
}
.necudah-callout-note {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    color: var(--necudah-text-body, #1e293b);
}
.necudah-callout-note .necudah-callout-title { color: var(--necudah-accent, #6366f1); }
.necudah-callout-note::before {
    content: "";
    width: 32px; height: 32px;
    border-radius: 10px;
    background: rgba(99, 102, 241, 0.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236366f1'%3E%3Cpath fill-rule='evenodd' d='M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12Zm8.706-1.442c1.146-.573 2.437.463 2.126 1.706l-.709 2.836.042-.02a.75.75 0 0 1 .67 1.34l-.04.022c-1.147.573-2.438-.463-2.127-1.706l.71-2.836-.042.02a.75.75 0 1 1-.671-1.34l.041-.022ZM12 9a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5Z' clip-rule='evenodd'/%3E%3C/svg%3E") center/18px no-repeat;
    flex-shrink: 0;
}

/* --- Summary Box (V2 Glass) --- */
.necudah-summary-box {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 16px;
    padding: 1.25rem 1.4rem;
    margin: 1.5rem 0;
}
.necudah-summary-box h4,
.necudah-summary-box .necudah-summary-title {
    margin: 0 0 0.75rem 0;
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--necudah-text-primary, #0f172a);
}
.necudah-summary-box ul {
    margin: 0;
    padding-inline-start: 1.25rem;
}
.necudah-summary-box li {
    margin-bottom: 0.375rem;
    color: var(--necudah-text-body, #1e293b);
    font-size: 0.9rem;
}

/* --- Step-by-Step Box (V2 Glass) --- */
.necudah-steps {
    margin: 1.5rem 0;
    counter-reset: step-counter;
}
.necudah-step {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    counter-increment: step-counter;
}
.necudah-step:last-child { border-bottom: none; }
.necudah-step::before {
    content: counter(step-counter);
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--necudah-accent, #6366f1), var(--necudah-accent-2, #a855f7));
    color: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
}
.necudah-step-content { flex: 1; }
.necudah-step-content h4 {
    margin: 0 0 0.375rem 0;
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--necudah-text-primary, #0f172a);
}
.necudah-step-content p {
    margin: 0;
    color: var(--necudah-text-body, #1e293b);
    font-size: 0.9rem;
}

/* --- Code Block (V2 — dark is intentional for code) --- */
.necudah-code-block {
    margin: 1.25rem 0;
    border-radius: 14px;
    overflow: hidden;
    background: rgba(15, 23, 42, 0.90);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.necudah-code-label {
    background: rgba(51, 65, 85, 0.80);
    color: var(--necudah-text-hint, #94a3b8);
    padding: 0.375rem 1rem;
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.necudah-code-block pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    background: transparent;
    color: #e2e8f0;
    font-family: 'Courier New', Consolas, monospace;
    font-size: 0.875rem;
    line-height: 1.6;
}
.necudah-code-block code {
    background: none;
    color: inherit;
    padding: 0;
    font-size: inherit;
}
.necudah-code-output {
    margin: 0;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    color: #4ade80;
    font-family: 'Courier New', Consolas, monospace;
    font-size: 0.8rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.necudah-code-output::before {
    content: "Output: ";
    color: var(--necudah-text-hint, #94a3b8);
    font-weight: 600;
}

/* --- Vocabulary Table (V2 Glass) --- */
.necudah-vocab-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 1.25rem 0;
    font-family: var(--font-body, 'Heebo', system-ui, sans-serif);
    font-size: 0.85rem;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 14px;
    overflow: hidden;
}
.necudah-vocab-table th {
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--necudah-text-muted, #64748b);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    text-align: start;
    background: rgba(255, 255, 255, 0.35);
}
.necudah-vocab-table td {
    padding: 0.7rem 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    color: var(--necudah-text-body, #1e293b);
}
.necudah-vocab-table tr:last-child td { border-bottom: none; }
.necudah-vocab-table tr:hover td { background: rgba(255, 255, 255, 0.3); }
[data-theme="dark"] .necudah-vocab-table {
    background: rgba(15, 23, 42, 0.55);
    border-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .necudah-vocab-table th {
    background: rgba(255, 255, 255, 0.04);
    border-bottom-color: rgba(255, 255, 255, 0.08);
    color: var(--necudah-text-hint, #94a3b8);
}
[data-theme="dark"] .necudah-vocab-table td {
    border-bottom-color: rgba(255, 255, 255, 0.04);
}

/* --- Comparison Grid (V2 Glass) --- */
.necudah-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 1.5rem 0;
}
.necudah-comparison-col {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 16px;
    padding: 1.25rem 1.4rem;
}
.necudah-comparison-col h4 {
    margin: 0 0 0.75rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--necudah-text-primary, #0f172a);
}
.necudah-comparison-col.necudah-comparison-good h4 { color: #059669; }
.necudah-comparison-col.necudah-comparison-bad h4 { color: #dc2626; }

/* --- Practice/Exercise Box (V2 Glass) --- */
.necudah-practice-box {
    background: rgba(254, 249, 195, 0.45);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(253, 224, 71, 0.45);
    border-radius: 14px;
    padding: 1.25rem 1.4rem;
    margin: 1.5rem 0;
}
.necudah-practice-box::before {
    content: "";
    display: inline-block;
    width: 28px;
    height: 28px;
    border-radius: 10px;
    background: rgba(217, 119, 6, 0.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23d97706'%3E%3Cpath d='M21.731 2.269a2.625 2.625 0 0 0-3.712 0l-1.157 1.157 3.712 3.712 1.157-1.157a2.625 2.625 0 0 0 0-3.712ZM19.513 8.199l-3.712-3.712-8.4 8.4a5.25 5.25 0 0 0-1.32 2.214l-.8 2.685a.75.75 0 0 0 .933.933l2.685-.8a5.25 5.25 0 0 0 2.214-1.32l8.4-8.4Z'/%3E%3Cpath d='M5.25 5.25a3 3 0 0 0-3 3v10.5a3 3 0 0 0 3 3h10.5a3 3 0 0 0 3-3V13.5a.75.75 0 0 0-1.5 0v5.25a1.5 1.5 0 0 1-1.5 1.5H5.25a1.5 1.5 0 0 1-1.5-1.5V8.25a1.5 1.5 0 0 1 1.5-1.5h5.25a.75.75 0 0 0 0-1.5H5.25Z'/%3E%3C/svg%3E") center/16px no-repeat;
    margin-inline-end: 0.5rem;
    vertical-align: middle;
}
.necudah-practice-box h4,
.necudah-practice-box .necudah-practice-title {
    display: inline;
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-weight: 700;
    color: #854d0e;
    font-size: 0.85rem;
}
.necudah-practice-box p {
    margin: 0.5rem 0 0;
    color: #713f12;
    font-size: 0.9rem;
}

/* --- Key Term / Definition (V2 Glass) --- */
.necudah-key-term {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    margin: 0.75rem 0;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 14px;
}
.necudah-key-term dt {
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-weight: 700;
    color: var(--necudah-accent, #6366f1);
    white-space: nowrap;
    min-width: 120px;
    font-size: 0.85rem;
}
.necudah-key-term dd {
    margin: 0;
    color: var(--necudah-text-body, #1e293b);
    font-size: 0.9rem;
}

/* --- Timeline (V2 Glass) --- */
.necudah-timeline {
    margin: 1.5rem 0;
    padding-inline-start: 1.5rem;
    border-inline-start: 2px solid rgba(0, 0, 0, 0.06);
}
.necudah-timeline-item {
    position: relative;
    padding: 0 0 1.5rem 1.5rem;
}
.necudah-timeline-item::before {
    content: "";
    position: absolute;
    inset-inline-start: -1.875rem;
    top: 4px;
    width: 14px;
    height: 14px;
    background: linear-gradient(135deg, var(--necudah-accent, #6366f1), var(--necudah-accent-2, #a855f7));
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.85);
}
.necudah-timeline-date {
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-size: 0.7rem;
    color: var(--necudah-accent, #6366f1);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.necudah-timeline-item h4 {
    margin: 0.25rem 0 0.375rem;
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--necudah-text-primary, #0f172a);
}
.necudah-timeline-item p {
    margin: 0;
    color: var(--necudah-text-muted, #64748b);
    font-size: 0.9rem;
}

/* --- Quote Box (V2 Glass) --- */
.necudah-quote-box {
    margin: 1.5rem 0;
    padding: 1.25rem 1.4rem;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 16px;
    font-style: italic;
    color: var(--necudah-text-body, #1e293b);
    line-height: 1.7;
    font-size: 0.95rem;
}
.necudah-quote-box cite {
    display: block;
    margin-top: 0.5rem;
    font-style: normal;
    font-family: var(--font-ui, 'Heebo', system-ui, sans-serif);
    font-weight: 600;
    color: var(--necudah-accent, #6366f1);
    font-size: 0.8rem;
}

/* --- Diagram Container (V2 Glass) --- */
.necudah-diagram {
    margin: 1.5rem 0;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 16px;
    text-align: center;
    overflow-x: auto;
}
.necudah-diagram svg {
    max-width: 100%;
    height: auto;
}

/* --- Formula / Math Box (V2 Glass) --- */
.necudah-formula {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 16px;
    padding: 1rem 1.5rem;
    margin: 1.25rem 0;
    text-align: center;
    font-size: 1.125rem;
    color: var(--necudah-text-primary, #0f172a);
    font-family: var(--font-display, 'Frank Ruhl Libre', Georgia, serif);
}

/* --- Rich Content Dark Mode --- */
[data-theme="dark"] .necudah-callout-tip {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.25);
    color: #6ee7b7;
}
[data-theme="dark"] .necudah-callout-warning {
    background: rgba(217, 119, 6, 0.15);
    border-color: rgba(217, 119, 6, 0.25);
    color: #fcd34d;
}
[data-theme="dark"] .necudah-callout-important {
    background: rgba(220, 38, 38, 0.15);
    border-color: rgba(220, 38, 38, 0.25);
    color: #fca5a5;
}
[data-theme="dark"] .necudah-callout-note,
[data-theme="dark"] .necudah-summary-box,
[data-theme="dark"] .necudah-key-term,
[data-theme="dark"] .necudah-quote-box,
[data-theme="dark"] .necudah-diagram,
[data-theme="dark"] .necudah-formula,
[data-theme="dark"] .necudah-comparison-col {
    background: rgba(15, 23, 42, 0.55);
    border-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .necudah-practice-box {
    background: rgba(217, 119, 6, 0.10);
    border-color: rgba(217, 119, 6, 0.20);
}

/* --- Rich Content Mobile Responsive --- */
@media (max-width: 768px) {
    .necudah-comparison {
        grid-template-columns: 1fr;
    }
    .necudah-step {
        gap: 0.75rem;
    }
    .necudah-step::before {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }
    .necudah-code-block pre {
        font-size: 0.8rem;
        padding: 0.75rem;
    }
    .necudah-key-term {
        flex-direction: column;
        gap: 0.25rem;
    }
    .necudah-key-term dt {
        min-width: auto;
    }
}
@media (max-width: 480px) {
    .necudah-callout {
        padding: 0.75rem 1rem;
        gap: 0.5rem;
    }
    .necudah-summary-box,
    .necudah-practice-box {
        padding: 1rem;
    }
}

/* ====================================
   Vocabulary Block — Cards Display
   ==================================== */
.necudah-vocab-block--cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
    margin: 1.5rem 0;
}
.necudah-vocab-card {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 14px;
    padding: 1rem 1.2rem;
    transition: box-shadow 0.15s;
}
.necudah-vocab-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}
.necudah-vocab-card__head {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 6px;
}
.necudah-vocab-card__word {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--necudah-text-heading, #0f172a);
}
.necudah-vocab-card__translit {
    font-size: 0.78rem;
    color: #64748b;
}
.necudah-vocab-card__meta {
    font-size: 0.7rem;
    color: #94a3b8;
    margin-bottom: 8px;
    text-transform: capitalize;
}
.necudah-vocab-card__translations {
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    padding-top: 8px;
}
.necudah-vocab-card__trans-line {
    font-size: 0.82rem;
    color: var(--necudah-text-body, #1e293b);
    padding: 2px 0;
}
.necudah-vocab-card__lang-tag {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 700;
    color: #94a3b8;
    background: rgba(0, 0, 0, 0.04);
    padding: 1px 5px;
    border-radius: 3px;
    margin-inline-end: 4px;
    vertical-align: middle;
}
.necudah-vocab-card__example {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed rgba(0, 0, 0, 0.06);
    font-size: 0.78rem;
    color: #64748b;
    font-style: italic;
}

/* Vocabulary Block — List Display */
.necudah-vocab-block--list {
    margin: 1.5rem 0;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 14px;
    padding: 1rem 1.4rem;
}
.necudah-vocab-block--list dt {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--necudah-text-heading, #0f172a);
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(0, 0, 0, 0.04);
}
.necudah-vocab-block--list dt:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}
.necudah-vocab-block--list dd {
    margin: 4px 0 0 0;
    padding-inline-start: 0;
    font-size: 0.85rem;
    color: var(--necudah-text-body, #1e293b);
}
.necudah-vocab-list__translit {
    font-size: 0.78rem;
    color: #64748b;
    font-weight: 400;
}
.necudah-vocab-list__pos {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    color: #94a3b8;
    background: rgba(0, 0, 0, 0.04);
    padding: 1px 6px;
    border-radius: 4px;
    margin-inline-end: 6px;
    text-transform: capitalize;
    vertical-align: middle;
}
.necudah-vocab-list__example {
    margin-top: 4px;
    font-size: 0.78rem;
    color: #64748b;
    font-style: italic;
}

/* Vocabulary Block — Word Forms */
.necudah-vocab-card__forms {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}
.necudah-vocab-card__forms-label {
    font-size: 0.65rem;
    font-weight: 700;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}
.necudah-vocab-card__forms-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.necudah-vocab-card__form-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 6px;
    min-width: 48px;
}
.necudah-vocab-card__form-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--necudah-text-heading, #0f172a);
}
.necudah-vocab-card__form-label {
    font-size: 0.6rem;
    color: #94a3b8;
}
.necudah-vocab-card__form-translit {
    font-size: 0.6rem;
    color: #64748b;
}

/* Vocabulary List — Forms */
.necudah-vocab-list__forms {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 6px;
}
.necudah-vocab-list__form-chip {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 4px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--necudah-text-heading, #0f172a);
}

/* Vocabulary Block — Dark Mode */
[data-theme="dark"] .necudah-vocab-card {
    background: rgba(15, 23, 42, 0.55);
    border-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .necudah-vocab-card__word {
    color: #f1f5f9;
}
[data-theme="dark"] .necudah-vocab-card__translations {
    border-top-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .necudah-vocab-card__trans-line {
    color: #cbd5e1;
}
[data-theme="dark"] .necudah-vocab-card__lang-tag {
    background: rgba(255, 255, 255, 0.06);
    color: #64748b;
}
[data-theme="dark"] .necudah-vocab-card__example {
    border-top-color: rgba(255, 255, 255, 0.06);
    color: #64748b;
}
[data-theme="dark"] .necudah-vocab-block--list {
    background: rgba(15, 23, 42, 0.55);
    border-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .necudah-vocab-block--list dt {
    color: #f1f5f9;
    border-top-color: rgba(255, 255, 255, 0.04);
}
[data-theme="dark"] .necudah-vocab-block--list dd {
    color: #cbd5e1;
}
[data-theme="dark"] .necudah-vocab-card__forms {
    border-top-color: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .necudah-vocab-card__form-item {
    background: rgba(255, 255, 255, 0.06);
}
[data-theme="dark"] .necudah-vocab-card__form-text {
    color: #f1f5f9;
}
[data-theme="dark"] .necudah-vocab-list__form-chip {
    background: rgba(255, 255, 255, 0.06);
    color: #f1f5f9;
}

/* Vocabulary Block — Mobile */
@media (max-width: 640px) {
    .necudah-vocab-block--cards {
        grid-template-columns: 1fr;
    }
}