:root {
    --primary: #1e3a5f;
    --primary-light: #2c5282;
    --primary-dark: #132a46;
    --accent: #c9a227;
    --accent-light: #e6c547;
    --bg: #f7f4ef;
    --bg-white: #ffffff;
    --text: #2d3748;
    --text-light: #718096;
    --border: #e2d8c8;
    --success: #38a169;
    --danger: #e53e3e;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.12);
    --radius: 10px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 0;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 28px;
}

.logo h1 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo .tagline {
    font-size: 11px;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: block;
}

nav {
    display: flex;
    gap: 8px;
}

nav a {
    color: rgba(255,255,255,0.85);
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-family: 'Arial', sans-serif;
    transition: all 0.2s;
}

nav a:hover, nav a.active {
    background: rgba(255,255,255,0.15);
    color: white;
}

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
    padding: 48px 24px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(201,162,39,0.15) 0%, transparent 60%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero h2 {
    font-size: 42px;
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero .verse {
    font-style: italic;
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
    padding: 0 40px;
}

.hero .cta-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Arial', sans-serif;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-align: center;
}

.btn-primary {
    background: var(--accent);
    color: var(--primary-dark);
}

.btn-primary:hover {
    background: var(--accent-light);
    color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(201,162,39,0.4);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline:hover {
    border-color: white;
    background: rgba(255,255,255,0.1);
    color: white;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 13px;
}

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

.btn-success:hover {
    background: #2f8a5a;
    color: white;
}

.section {
    padding: 36px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 32px;
}

.section-title h2 {
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 8px;
}

.section-title p {
    color: var(--text-light);
    font-size: 16px;
}

.role-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.role-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.role-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.role-card h3 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 12px;
}

.role-card p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 20px;
    font-family: 'Arial', sans-serif;
}

.grade-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
}

.grade-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    cursor: pointer;
}

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

.grade-card .grade-num {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.grade-card .grade-label {
    font-size: 12px;
    color: var(--text-light);
    font-family: 'Arial', sans-serif;
}

.subject-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.subject-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.subject-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.subject-icon {
    font-size: 36px;
    margin-bottom: 12px;
}

.subject-card h3 {
    font-size: 16px;
    color: var(--primary);
}

.breadcrumb {
    padding: 16px 0;
    font-size: 14px;
    font-family: 'Arial', sans-serif;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--primary);
}

.breadcrumb span {
    margin: 0 8px;
    color: var(--border);
}

.page-header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    padding: 32px 0;
    margin-bottom: 32px;
}

.page-header h2 {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 4px;
}

.page-header p {
    color: var(--text-light);
    font-family: 'Arial', sans-serif;
}

.lesson-list {
    list-style: none;
}

.lesson-item {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow);
    transition: all 0.2s;
}

.lesson-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.lesson-num {
    background: var(--primary);
    color: white;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
}

.lesson-info {
    flex: 1;
}

.lesson-info h3 {
    font-size: 17px;
    color: var(--primary);
    margin-bottom: 4px;
}

.lesson-info .scripture-ref {
    font-size: 13px;
    color: var(--accent);
    font-weight: 600;
    font-family: 'Arial', sans-serif;
}

.lesson-detail {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow);
    margin-bottom: 32px;
}

.lesson-detail h2 {
    font-size: 26px;
    color: var(--primary);
    margin-bottom: 16px;
}

.verse-box {
    background: linear-gradient(135deg, #fdf6e3 0%, #fef9ef 100%);
    border-left: 4px solid var(--accent);
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
    font-style: italic;
    font-size: 17px;
    color: var(--primary-dark);
}

.verse-box .verse-label {
    font-style: normal;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 700;
    font-family: 'Arial', sans-serif;
    display: block;
    margin-bottom: 8px;
}

.lesson-section {
    margin: 28px 0;
}

.lesson-section h3 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border);
}

.lesson-section p {
    margin-bottom: 12px;
    font-family: 'Arial', sans-serif;
    line-height: 1.8;
}

.lesson-section ul {
    list-style: none;
    padding: 0;
}

.lesson-section ul li {
    padding: 8px 0 8px 24px;
    position: relative;
    font-family: 'Arial', sans-serif;
}

.lesson-section ul li::before {
    content: '?';
    position: absolute;
    left: 0;
}

.activity-box {
    background: #edf7ed;
    border: 1px solid #c6e6c6;
    border-radius: var(--radius);
    padding: 20px 24px;
    margin: 20px 0;
}

.activity-box .label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--success);
    font-weight: 700;
    font-family: 'Arial', sans-serif;
    margin-bottom: 8px;
}

.activity-box p {
    font-family: 'Arial', sans-serif;
}

.quiz-container {
    max-width: 800px;
    margin: 0 auto;
}

.quiz-header {
    text-align: center;
    margin-bottom: 32px;
}

.quiz-header h2 {
    font-size: 28px;
    color: var(--primary);
}

.quiz-header p {
    color: var(--text-light);
    font-family: 'Arial', sans-serif;
}

.question-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.question-card .q-number {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 700;
    font-family: 'Arial', sans-serif;
    margin-bottom: 8px;
}

.question-card h3 {
    font-size: 17px;
    color: var(--primary);
    margin-bottom: 16px;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.option-label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Arial', sans-serif;
    font-size: 15px;
}

.option-label:hover {
    border-color: var(--primary-light);
    background: #f0f4fa;
}

.option-label input[type="radio"] {
    accent-color: var(--primary);
    width: 18px;
    height: 18px;
}

.option-label.correct {
    border-color: var(--success);
    background: #edf7ed;
}

.option-label.incorrect {
    border-color: var(--danger);
    background: #fef2f2;
}

.explanation {
    margin-top: 12px;
    padding: 12px 16px;
    background: #f0f4fa;
    border-radius: 8px;
    font-size: 14px;
    font-family: 'Arial', sans-serif;
    color: var(--primary-dark);
    display: none;
}

.explanation.show {
    display: block;
}

.quiz-actions {
    text-align: center;
    margin-top: 32px;
}

.results-box {
    background: var(--bg-white);
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    margin-top: 32px;
    display: none;
}

.results-box.show {
    display: block;
}

.results-box .score {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
}

.results-box .score-label {
    font-size: 16px;
    color: var(--text-light);
    font-family: 'Arial', sans-serif;
    margin-bottom: 16px;
}

.results-box .message {
    font-size: 18px;
    margin-bottom: 24px;
}

footer {
    background: var(--primary-dark);
    color: rgba(255,255,255,0.7);
    text-align: center;
    padding: 32px 24px;
    font-size: 14px;
    font-family: 'Arial', sans-serif;
}

footer a {
    color: var(--accent-light);
}

@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        gap: 12px;
    }

    .hero h2 {
        font-size: 28px;
    }

    .hero .verse {
        font-size: 15px;
        padding: 0;
    }

    .grade-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }

    .lesson-item {
        flex-direction: column;
        text-align: center;
    }

    .lesson-detail {
        padding: 24px;
    }

    .civics-layout {
        flex-direction: column;
    }

    .civics-main {
        max-width: 100%;
    }

    .scripture-sidebar {
        position: static;
        width: 100%;
    }
}

.civics-layout {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.civics-main {
    flex: 1;
    min-width: 0;
    max-width: 800px;
}

.scripture-sidebar {
    width: 320px;
    flex-shrink: 0;
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.sidebar-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 16px 20px;
    border-radius: var(--radius) var(--radius) 0 0;
}

.sidebar-header h3 {
    font-size: 16px;
    margin: 0;
}

.sidebar-verse {
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.sidebar-verse:last-child {
    border-bottom: none;
}

.sv-reference {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Arial', sans-serif;
    margin-bottom: 8px;
}

.sv-text {
    font-style: italic;
    font-size: 15px;
    color: var(--primary-dark);
    border-left: 3px solid var(--accent);
    padding: 8px 12px;
    margin: 0 0 12px 0;
    background: #fdf6e3;
    border-radius: 0 6px 6px 0;
    line-height: 1.6;
}

.sv-commentary {
    font-size: 13px;
    color: var(--text-light);
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
}

.lesson-subtitle {
    font-size: 16px;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 20px;
    font-family: 'Arial', sans-serif;
}

.key-concepts-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-bottom: 16px;
    padding: 12px 16px;
    background: #f0f4fa;
    border-radius: 8px;
}

.kc-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    font-weight: 700;
    font-family: 'Arial', sans-serif;
}

.kc-tag {
    font-size: 12px;
    background: var(--primary);
    color: white;
    padding: 4px 10px;
    border-radius: 12px;
    font-family: 'Arial', sans-serif;
}

.primary-source-bar {
    font-size: 14px;
    color: var(--text);
    padding: 10px 16px;
    background: #fdf6e3;
    border-left: 3px solid var(--accent);
    border-radius: 0 8px 8px 0;
    margin-bottom: 24px;
    font-family: 'Arial', sans-serif;
}

.ps-label {
    font-weight: 700;
    color: var(--accent);
}

.reflection-section {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 2px solid var(--border);
}

.reflection-section h3 {
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 8px;
}

.reflection-card {
    display: flex;
    gap: 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
}

.rq-number {
    background: var(--accent);
    color: var(--primary-dark);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    flex-shrink: 0;
}

.rq-content {
    flex: 1;
}

.rq-question {
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
    line-height: 1.5;
}

.rq-guidance {
    font-size: 13px;
    color: var(--text-light);
    font-family: 'Arial', sans-serif;
    margin-bottom: 12px;
    line-height: 1.5;
}

.rq-textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: 'Georgia', serif;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
    color: var(--text);
    background: white;
}

.rq-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30,58,95,0.1);
}