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

:root {
    --primary: #007bff;
    --secondary: #6f42c1;
    --success: #28a745;
    --error: #ef4444;
    --bg-light: #ffffff;
    --bg-dark: #0a0a0a;
    --card-light: #ffffff;
    --card-dark: #1e1e1e;
    --text-light: #1f2937;
    --text-dark: #f9fafb;
    --border-light: #e5e7eb;
    --border-dark: #2d2d2d;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    transition: background 0.3s ease, color 0.3s ease;
}

body.light-mode {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    color: var(--text-light);
}

body.dark-mode {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
}

.hide {
    display: none !important;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn.loading {
    position: relative;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    right: 12px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

#syncIndicator {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--bg-light);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 9999;
}

#syncIndicator.show {
    opacity: 1;
    transform: translateY(0);
}

#syncIndicator.success {
    opacity: 1;
    transform: translateY(0);
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success);
    color: var(--success);
}

#syncIndicator.error {
    opacity: 1;
    transform: translateY(0);
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--error);
    color: var(--error);
}

#syncIndicator svg {
    flex-shrink: 0;
}

#syncIndicator.show svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.dark-mode #syncIndicator {
    background: var(--bg-dark);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* MAIN CARD LAYOUT */
.main-card {
    max-width: 1200px;
    margin: 40px auto;
}

.main-card-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.main-card-left {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.main-card-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.logo-container {
    margin-bottom: 10px;
    justify-content: center;
}

.logo-image {
    width: 180px;
    height: auto;
    display: inline-block;
    margin: 0 auto 10px auto;
}

/* Hide/show logos based on theme */
.logo-light {
    display: block;
}

.logo-dark {
    display: none;
}

.dark-mode .logo-light {
    display: none;
}

.dark-mode .logo-dark {
    display: block;
}

@media (max-width: 768px) {
    .main-card-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .main-card-left {
        display: none;
    }

    .main-title {
        font-size: 36px;
    }
}

.level-info h3 {
    font-size: 14px;
    opacity: 0.7;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.level-info p {
    font-size: 24px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.progress-bar-container {
    flex: 1;
    min-width: 200px;
}

.progress-label {
    font-size: 12px;
    opacity: 0.7;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    overflow: hidden;
}

.dark-mode .progress-bar {
    background: rgba(255, 255, 255, 0.08);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.card {
    background: var(--card-light);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.dark-mode .card {
    background: var(--card-dark);
    border-color: var(--border-dark);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}

.btn {
    padding: 14px 24px;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border: 1px solid var(--border-light);
}

.dark-mode .btn-secondary {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--border-dark);
    color: #a5b4fc;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}

.btn-icon {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    cursor: pointer;
    color: white;
    font-size: 20px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* New Stats Layout */
.stats-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 25px;
}

/* User Info Section */
.user-info-section {
    display: flex;
    gap: 15px;
    align-items: stretch;
}

.user-info-card {
    flex: 1;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.dark-mode .user-info-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border-color: var(--border-dark);
}

/* Featured Stats - Horizontal Cards */
.featured-stats {
    display: flex;
    gap: 12px;
}

.featured-stat {
    flex: 1;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 18px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.dark-mode .featured-stat {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(168, 85, 247, 0.25));
    border-color: var(--border-dark);
}

.featured-stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

/* Regular Stats - Compact Row Layout */
.regular-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.regular-stat {
    flex: 1 1 calc(33.333% - 10px);
    min-width: 140px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(168, 85, 247, 0.08));
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 14px;
    text-align: center;
}

.dark-mode .regular-stat {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border-color: var(--border-dark);
}

.stat-label {
    font-size: 11px;
    opacity: 0.7;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-value.small {
    font-size: 22px;
}

.stat-value.text {
    font-size: 18px;
}


.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(20px, 1fr));
    gap: 4px;
}

.heatmap-cell {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid var(--border-light);
}

.heatmap-cell.active-1 {
    background: rgba(99, 102, 241, 0.4);
}

.heatmap-cell.active-2 {
    background: rgba(99, 102, 241, 0.6);
}

.heatmap-cell.active-3 {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--card-light);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

.dark-mode .modal-content {
    background: var(--card-dark);
    border-color: var(--border-dark);
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }

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

.modal-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    font-size: 14px;
    background: rgba(255, 255, 255, 0.5);
}

.dark-mode .form-group input,
.dark-mode .form-group select {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-dark);
    border-color: var(--border-dark);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.modal-buttons {
    display: flex;
    gap: 12px;
    margin-top: 32px;
}

.modal-buttons .btn {
    flex: 1;
}

.screen {
    display: none;
}

.screen.active {
    display: block;
}


.setting-item {
    padding: 16px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dark-mode .setting-item {
    border-color: var(--border-dark);
}

.trend-chart canvas {
    display: block;
    width: 100% !important;
    height: 200px !important;
}

.trend-chart {
    padding: 20px;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 12px;
    position: relative;
}

.dark-mode .trend-chart {
    background: rgba(99, 102, 241, 0.1);
}

.insight-card {
    padding: 16px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(168, 85, 247, 0.08));
    border: 1px solid var(--border-light);
    border-radius: 10px;
    margin-bottom: 12px;
}

.dark-mode .insight-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border-color: var(--border-dark);
}

.insight-icon {
    display: inline-block;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    text-align: center;
    line-height: 32px;
    font-size: 18px;
    margin-right: 12px;
}

.insight-content {
    display: inline-block;
    vertical-align: middle;
    max-width: calc(100% - 50px);
}

.insight-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.insight-desc {
    font-size: 12px;
    opacity: 0.7;
    line-height: 1.4;
}

/* Credits Modal Styles */
.credits-modal-content {
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 32px;
    color: var(--text-light);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.3s ease;
    line-height: 1;
    padding: 0;
}

.dark-mode .modal-close-btn {
    color: var(--text-dark);
}

.modal-close-btn:hover {
    background: rgba(99, 102, 241, 0.1);
    transform: rotate(90deg);
}

.credits-header {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-light);
    margin-bottom: 30px;
}

.dark-mode .credits-header {
    border-bottom-color: var(--border-dark);
}

.credits-logo {
    margin-bottom: 20px;
}

.credits-logo .logo-image {
    width: 120px;
    height: auto;
}

.credits-title {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.credits-content {
    padding: 0;
}

.credits-section {
    margin-bottom: 30px;
    padding: 24px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(168, 85, 247, 0.05));
    border-radius: 12px;
    border: 1px solid var(--border-light);
}

.dark-mode .credits-section {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    border-color: var(--border-dark);
}


.credits-section-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--primary);
}

.credits-text {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 12px;
    opacity: 0.9;
}

.credits-text:last-child {
    margin-bottom: 0;
}

.credits-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 16px;
}

.credits-feature-item {
    font-size: 13px;
    padding: 10px 14px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.dark-mode .credits-feature-item {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--border-dark);
}

.credits-footer {
    text-align: center;
    padding: 24px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(168, 85, 247, 0.08));
    border-radius: 12px;
    margin-top: 20px;
}

.dark-mode .credits-footer {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
}

.credits-footer p {
    margin: 8px 0;
    font-size: 14px;
}

.credits-version {
    font-size: 12px;
    opacity: 0.7;
}

.support-buttons {
    display: flex;
    gap: 12px;
    margin-top: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.support-buttons a {
    flex: 1;
    min-width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.support-buttons a:hover {
    transform: translateY(-2px);
    filter: brightness(1.05);
}

.support-buttons img {
    height: 36px;
    width: auto;
    border: 0;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.support-buttons a:hover img {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
    .support-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .support-buttons a {
        width: 100%;
        max-width: 300px;
    }
}

/* QUIZ STYLES */
.quiz-container-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 25px;
    margin-bottom: 30px;
}

em {
    background: rgba(59, 130, 246, 0.2);
    padding: 0 0.25rem;
    border-radius: 0.25rem;
    font-style: normal;
    color: #3b82f6;
}

/* Checkbox container styling */
.checkbox-group {
    display: flex;
    flex-direction: row;
    gap: 12px;
    margin-top: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

/* Individual checkbox label */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 10px 12px;
    border-radius: 8px;
    transition: background-color 0.2s ease;
    user-select: none;
}

.checkbox-label:hover {
    background-color: rgba(99, 102, 241, 0.05);
}

/* Hide default checkbox */
.checkbox-label input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border, #e5e7eb);
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.checkbox-label input[type="checkbox"]:hover {
    border-color: var(--primary, #6366f1);
}

.checkbox-label input[type="checkbox"]:checked {
    background: linear-gradient(135deg, var(--primary, #6366f1), var(--secondary, #8b5cf6));
    border-color: var(--primary, #6366f1);
}

/* Checkmark */
.checkbox-label input[type="checkbox"]:checked::after {
    content: "✓";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
    font-weight: bold;
}

/* Focus state for accessibility */
.checkbox-label input[type="checkbox"]:focus {
    outline: 2px solid var(--primary, #6366f1);
    outline-offset: 2px;
}

/* Checkbox text */
.checkbox-text {
    font-size: 14px;
    color: var(--text, #1f2937);
    font-weight: 500;
}

/* Dark mode support */
.dark-mode .checkbox-label:hover {
    background-color: rgba(139, 92, 246, 0.1);
}

.dark-mode .checkbox-label input[type="checkbox"] {
    border-color: var(--border-dark, #374151);
}

.dark-mode .checkbox-text {
    color: var(--text-dark, #f9fafb);
}

.quiz-left {
    display: flex;
    flex-direction: column;
}

.quiz-right {
    display: flex;
    flex-direction: column;
}

.quiz-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    gap: 16px;
}

.quiz-counter {
    font-size: 14px;
    font-weight: 600;
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.dark-mode .quiz-counter {
    border-color: var(--border-dark);
    background: rgba(99, 102, 241, 0.2);
}

.question-type {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 6px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.question-text {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 24px;
    font-weight: 500;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
    flex-grow: 1;
}

.option-btn {
    padding: 16px 20px;
    border: 2px solid var(--border-light);
    background: rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    cursor: pointer;
    font-size: 16px;
    text-align: left;
    transition: all 0.3s ease;
    font-family: inherit;
}

.dark-mode .option-btn {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-dark);
    color: var(--text-dark);
}

.option-btn:hover {
    border-color: var(--primary);
    transform: translateX(4px);
}

.option-btn.selected {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.15);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.option-number {
    display: inline-block;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 6px;
    text-align: center;
    line-height: 28px;
    margin-right: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.quiz-nav-buttons {
    display: flex;
    gap: 12px;
    margin-top: auto;
    flex-wrap: wrap;
}

.quiz-nav-buttons .btn {
    flex: 1;
    min-width: 100px;
}

/* Hide button when it shouldn't be shown */
.quiz-nav-buttons .btn.hidden {
    display: none;
}

/* QUESTION MAP */
.question-map {
    background: var(--card-light);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    height: fit-content;
    position: sticky;
    top: 20px;
}

.dark-mode .question-map {
    background: var(--card-dark);
    border-color: var(--border-dark);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.question-map-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 16px;
    opacity: 0.7;
    letter-spacing: 0.5px;
}

.question-map-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 24px;
}

.question-map-item {
    aspect-ratio: 1;
    border: 2px solid var(--border-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.2s ease;
    background: rgba(0, 0, 0, 0.02);
}

.dark-mode .question-map-item {
    border-color: var(--border-dark);
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-dark);
}

.question-map-item:hover {
    transform: scale(1.05);
}

.question-map-item.unanswered {
    background: rgba(100, 116, 139, 0.1);
    color: var(--text-light);
}

.dark-mode .question-map-item.unanswered {
    background: rgba(100, 116, 139, 0.2);
    color: var(--text-dark);
}

.question-map-item.answered {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(236, 72, 153, 0.2));
    border-color: var(--secondary);
    color: var(--secondary);
}

.question-map-item.current {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.map-stats {
    font-size: 12px;
    padding: 12px;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 8px;
    border: 1px solid var(--border-light);
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
}

.dark-mode .map-stats {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--border-dark);
}

.map-stats-item {
    text-align: center;
}

.map-stats-label {
    opacity: 0.7;
    display: block;
    font-size: 11px;
}

.map-stats-value {
    font-weight: 700;
    margin-top: 2px;
}

.question-map-submit {
    width: 100%;
}

/* MOBILE FLOATING BUTTON */
.question-map-floating {
    display: none;
    position: fixed;
    bottom: 30px;
    right: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    cursor: pointer;
    font-size: 24px;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
    z-index: 500;
    transition: all 0.3s ease;
    align-items: center;
    justify-content: center;
}

.question-map-floating:active {
    transform: scale(0.95);
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.3);
}

/* Mobile question map modal */
.question-map-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 1001;
    padding: 20px;
    overflow-y: auto;
}

.question-map-modal.active {
    display: flex;
    align-items: flex-end;
}

.question-map-modal-content {
    background: var(--card-light);
    border: 1px solid var(--border-light);
    border-radius: 20px 20px 0 0;
    padding: 24px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

.dark-mode .question-map-modal-content {
    background: var(--card-dark);
    border-color: var(--border-dark);
}

@keyframes slideUp {
    from {
        transform: translateY(100px);
        opacity: 0;
    }

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

.question-map-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.question-map-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-light);
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark-mode .question-map-modal-close {
    color: var(--text-dark);
}

/* FULL SCREEN STATS MODAL */
#statsModal.modal {
    padding: 0;
}

#statsModal .modal-content {
    max-width: 100%;
    width: 100%;
    height: 100vh;
    border-radius: 0;
    padding: 0;
    overflow-y: auto;
    animation: none;
}

.stats-report {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
}

.stats-header {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 16px;
    margin-bottom: 30px;
}

.stats-header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
}

.stats-header .user-level {
    font-size: 20px;
    opacity: 0.95;
    font-weight: 500;
}

.stats-section {
    background: var(--card-light);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 24px;
}

.dark-mode .stats-section {
    background: var(--card-dark);
    border-color: var(--border-dark);
}

.stats-section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dark-mode .stats-section-title {
    border-bottom-color: var(--border-dark);
}

.stats-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stats-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.stats-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.stat-box {
    text-align: center;
    padding: 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(168, 85, 247, 0.08));
    border: 1px solid var(--border-light);
    border-radius: 12px;
}

.dark-mode .stat-box {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border-color: var(--border-dark);
}

.stat-box-label {
    font-size: 12px;
    opacity: 0.7;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-box-value {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-box-value.large {
    font-size: 48px;
}

.stat-box-value.small {
    font-size: 24px;
}

.type-breakdown {
    display: flex;
    gap: 16px;
    margin-top: 20px;
}

.type-breakdown-item {
    flex: 1;
    padding: 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    border: 1px solid var(--border-light);
    border-radius: 12px;
    text-align: center;
}

.dark-mode .type-breakdown-item {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border-color: var(--border-dark);
}

.type-breakdown-label {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
}

.type-breakdown-stats {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.type-stat-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}

.type-stat-label {
    opacity: 0.7;
}

.type-stat-value {
    font-weight: 600;
}

.recent-quizzes {
    margin-top: 20px;
}

.quiz-history-item {
    padding: 16px;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dark-mode .quiz-history-item {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--border-dark);
}

.quiz-history-left {
    flex: 1;
}

.quiz-history-date {
    font-size: 12px;
    opacity: 0.7;
    margin-bottom: 4px;
}

.quiz-history-type {
    font-size: 14px;
    font-weight: 600;
}

.quiz-history-level {
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
    padding: 2px 8px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 4px;
    margin-top: 6px;
}

.quiz-history-breakdown {
    font-size: 11px;
    opacity: 0.7;
    margin-top: 6px;
    line-height: 1.4;
}

.quiz-history-score {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats-close-btn {
    width: 100%;
    max-width: 400px;
    margin: 30px auto 0;
    display: block;
}

.progress-chart {
    margin-top: 24px;
    margin-bottom: 24px;
    padding: 20px;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 12px;
}

.dark-mode .progress-chart {
    background: rgba(99, 102, 241, 0.1);
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 150px;
    margin-top: 20px;
}

.chart-bar {
    flex: 1;
    max-width: 60px;
    margin: 0 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    /* Add this */
    height: 100%;
    /* Add this */
}

.chart-bar-fill {
    width: 100%;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 6px 6px 0 0;
    transition: height 0.5s ease;
    min-height: 4px;
}

.chart-bar-label {
    margin-top: 8px;
    font-size: 11px;
    opacity: 0.7;
    text-align: center;
}

.chart-bar-value {
    margin-top: 4px;
    font-size: 12px;
    font-weight: 600;
}


@media (max-width: 768px) {
    .stats-report {
        padding: 20px 16px;
    }

    .stats-header {
        padding: 30px 16px;
    }

    .stats-header h1 {
        font-size: 24px;
    }

    .stats-section {
        padding: 20px;
    }

    .stats-grid-2,
    .stats-grid-3,
    .stats-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .type-breakdown {
        flex-direction: column;
    }

    .stat-box-value {
        font-size: 28px;
    }

    .stat-box-value.large {
        font-size: 36px;
    }

    .credits-modal-content {
        max-width: 100%;
        padding: 30px 20px;
    }

    .credits-features {
        grid-template-columns: 1fr;
    }

    .credits-title {
        font-size: 24px;
    }

    .credits-section {
        padding: 20px;
    }
}

/* Desktop: show question map in sidebar */
@media (min-width: 1025px) {
    .question-map-floating {
        display: none !important;
    }

    .question-map-modal {
        display: none !important;
    }

    .question-map {
        display: block !important;
    }
}

/* Tablet and Mobile: hide question map in sidebar */
@media (max-width: 1024px) {
    .quiz-container-layout {
        grid-template-columns: 1fr;
    }

    .question-map {
        display: none;
    }

    .question-map-floating {
        display: flex;
    }

    .question-map-modal {
        padding: 0;
    }

    .question-map-modal.active {
        align-items: flex-end;
    }

    .question-map-modal-content {
        border-radius: 20px 20px 0 0;
        max-height: 80vh;
    }
}