:root {
    /* Main colors */
    --primary-color: #4361ee;
    --primary-dark: #3a0ca3;
    --secondary-color: #f72585;
    --accent-color: #4cc9f0;
    --success-color: #38b000;
    --error-color: #e63946;
    --warning-color: #fca311;
    
    /* Text colors */
    --text-primary: #2b2d42;
    --text-secondary: #555b6e;
    --text-light: #8d99ae;
    
    /* Background colors */
    --bg-primary: #f8f9fa;
    --bg-secondary: #ffffff;
    --bg-accent: #edf2fb;
    
    /* UI elements */
    --card-bg: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-xxl: 3rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* Dark theme colors */
.dark-theme {
    --primary-color: #4cc9f0;
    --primary-dark: #4361ee;
    --secondary-color: #f72585;
    
    --text-primary: #f8f9fa;
    --text-secondary: #e5e5e5;
    --text-light: #adb5bd;
    
    --bg-primary: #151515;
    --bg-secondary: #222222;
    --bg-accent: #333333;
    
    --card-bg: #222222;
    --border-color: #444444;
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

p {
    margin-bottom: var(--space-md);
}

/* Theme toggler */
.theme-toggler {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 100;
}

.theme-toggler button {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--text-primary);
    font-size: 1.2rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
}

.theme-toggler button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Header */
header {
    text-align: center;
    padding: var(--space-xl) 0;
    margin-bottom: var(--space-xl);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.logo-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: var(--space-sm);
}

h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
}

h1 span {
    color: var(--secondary-color);
}

.tagline {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Hero section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-section h2 {
    font-size: 2rem;
    margin-bottom: var(--space-md);
    color: white;
}

.hero-section p {
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.hero-stat {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.hero-stat i {
    font-size: 2rem;
    opacity: 0.8;
}

.hero-stat div {
    text-align: left;
}

.hero-stat span {
    font-size: 1.5rem;
    font-weight: 600;
    display: block;
}

.stat-label {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Test options */
.test-options {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
    box-shadow: var(--shadow-md);
}

.test-options h3 {
    text-align: center;
    margin-bottom: var(--space-md);
    font-weight: 500;
    color: var(--text-primary);
}

.options-flex {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.option-group label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

select {
    padding: 0.6rem var(--space-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
    min-width: 150px;
    font-family: inherit;
    cursor: pointer;
}

select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    font-family: inherit;
}

.btn i {
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--bg-accent);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--border-color);
}

.btn-text {
    background: transparent;
    color: var(--text-secondary);
    padding: var(--space-xs) var(--space-sm);
}

.btn-text:hover {
    color: var(--text-primary);
    background-color: var(--bg-accent);
}

.btn-social {
    padding: var(--space-sm) var(--space-md);
}

.btn-twitter {
    background-color: #1da1f2;
    color: white;
}

.btn-facebook {
    background-color: #4267B2;
    color: white;
}

.btn-copy {
    background-color: var(--bg-accent);
    color: var(--text-primary);
}

/* Card */
.card {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-xl);
    transition: box-shadow var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

/* Test container */
#testContainer {
    margin-bottom: var(--space-xl);
}

#timer {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: var(--space-lg);
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

#timer i {
    color: var(--primary-color);
}

.text-display {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    font-size: 1.1rem;
    line-height: 1.7;
    min-height: 150px;
    white-space: pre-wrap;
    font-family: 'Roboto Mono', monospace;
}

.text-display .current {
    background-color: rgba(67, 97, 238, 0.15);
    border-left: 2px solid var(--primary-color);
}

.text-display .correct {
    color: var(--success-color);
}

.text-display .incorrect {
    color: var(--error-color);
    text-decoration: underline;
    text-decoration-color: var(--error-color);
}

#userInput {
    width: 100%;
    height: 120px;
    padding: var(--space-lg);
    font-size: 1.1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    resize: none;
    margin-bottom: var(--space-lg);
    font-family: 'Roboto Mono', monospace;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

#userInput:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

#userInput:disabled {
    background-color: var(--bg-accent);
    cursor: not-allowed;
}

#progressBar {
    height: 8px;
    background-color: var(--bg-accent);
    border-radius: 4px;
    margin-bottom: var(--space-lg);
    overflow: hidden;
}

#progressFill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width 0.3s ease;
}

#liveStats {
    display: flex;
    justify-content: space-around;
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 500;
}

.stat i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* Results */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.result-badge {
    background-color: var(--success-color);
    color: white;
    padding: var(--space-xs) var(--space-md);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
}

.result-card {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.result-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-align: left;
    padding: var(--space-md);
    background-color: var(--bg-accent);
    border-radius: var(--radius-sm);
}

.result-item i {
    font-size: 2rem;
    color: var(--primary-color);
}

.result-item h3 {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.result-item p {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0;
}

.result-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
}

.hidden {
    display: none;
}

/* History section */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: 0;
    font-size: 1.5rem;
}

.section-header h2 i {
    color: var(--primary-color);
}

#historyContainer {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

.history-card {
    background-color: var(--bg-accent);
    border-radius: var(--radius-sm);
    padding: var(--space-md);
    border-left: 4px solid var(--primary-color);
    transition: transform var(--transition-normal);
}

.history-card:hover {
    transform: translateY(-4px);
}

.history-card .date {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: var(--space-sm);
}

.history-card .stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.history-card .stat-item {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.history-card .details {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

#noHistory {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-light);
    padding: var(--space-xl);
}

/* Features section */
.features-section {
    margin-bottom: var(--space-xxl);
    text-align: center;
}

.features-section h2 {
    margin-bottom: var(--space-xl);
    font-size: 1.8rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.feature-card {
    padding: var(--space-lg);
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--bg-accent);
    border-radius: 50%;
    margin-bottom: var(--space-md);
}

.feature-icon i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.feature-card h3 {
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Tips section */
.tips-section {
    margin-bottom: var(--space-xxl);
}

.tips-section h2 {
    text-align: center;
    margin-bottom: var(--space-xl);
    font-size: 1.8rem;
}

.tips-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.tip {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.tip-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.5;
    line-height: 1;
}

.tip-content h3 {
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
    font-size: 1.1rem;
}

.tip-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Footer */
footer {
    background-color: var(--bg-secondary);
    padding: var(--space-xxl) 0;
    margin-top: var(--space-xxl);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-logo i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.footer-logo h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0;
}

.footer-logo h2 span {
    color: var(--secondary-color);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--bg-accent);
    border-radius: 50%;
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.social-link:hover {
    background-color: var(--primary-color);
    color: white;
}

.footer-bottom {
    text-align: center;
    color: var(--text-light);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 500px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    margin-bottom: 0;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 1.25rem;
    cursor: pointer;
}

.modal-body {
    padding: var(--space-lg);
}

.share-result {
    margin-top: var(--space-md);
    background-color: var(--bg-accent);
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

.share-result p {
    margin-bottom: var(--space-md);
    font-weight: 500;
}

.share-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
        align-items: center;
    }
    
    .options-flex {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .result-actions {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .result-card,
    .tips-container {
        grid-template-columns: 1fr;
    }
}

/* New Navigation Styles */
.main-header {
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--space-md) 0;
}

.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.nav-links a.active {
    color: var(--primary-color);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.8rem 1.5rem;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Typing Modes */
.typing-modes {
    margin-bottom: var(--space-xl);
    text-align: center;
}

.typing-modes h3 {
    margin-bottom: var(--space-md);
    font-weight: 500;
}

.mode-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
    width: 150px;
}

.mode-btn i {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--text-light);
}

.mode-btn span {
    font-weight: 500;
}

.mode-btn:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.mode-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.mode-btn.active i {
    color: white;
}

/* Test Container Enhancements */
.test-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.timer {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.timer i {
    color: var(--primary-color);
}

.timer-status {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-left: var(--space-sm);
    font-weight: normal;
    font-style: italic;
}

.timer-warning {
    color: var(--error-color);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.test-mode-badge {
    background-color: var(--bg-accent);
    color: var(--text-secondary);
    padding: var(--space-xs) var(--space-md);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Keyboard Display */
.keyboard-display {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-xl);
    display: none;
}

.keyboard-row {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-xs);
}

.keyboard-key {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin: 0 2px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: default;
    user-select: none;
    box-shadow: 0 2px 0 var(--border-color);
    transition: all 0.1s ease;
}

.keyboard-key-wide {
    width: auto;
    min-width: 60px;
    padding: 0 var(--space-sm);
}

.keyboard-key-space {
    width: 200px;
}

.key-active {
    transform: translateY(2px);
    box-shadow: none;
    background-color: var(--bg-accent);
}

.heat-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-sm);
    background-color: red;
    opacity: 0;
    pointer-events: none;
}

.keyboard-heatmap-toggle {
    text-align: center;
    margin-top: var(--space-lg);
}

/* Results Enhancement */
.result-summary {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.result-progress {
    display: flex;
    gap: var(--space-xl);
}

.progress-circle {
    position: relative;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: #e5e5e5;
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-circle-inner {
    position: relative;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background-color: var(--card-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.progress-circle-inner span {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.progress-circle-inner .progress-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

/* Additional Rating Classes */
.rating-outstanding {
    background-color: #9c27b0;
}

.rating-excellent {
    background-color: var(--primary-color);
}

.rating-great {
    background-color: var(--success-color);
}

.rating-good {
    background-color: var(--accent-color);
}

.rating-ok {
    background-color: var(--warning-color);
}

.rating-beginner {
    background-color: var(--text-light);
}

/* Typing Analysis */
.typing-analysis {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.typing-analysis h3 {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.analysis-charts {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-lg);
}

.chart-container {
    background-color: var(--bg-accent);
    border-radius: var(--radius-sm);
    padding: var(--space-md);
}

.key-mistakes {
    background-color: var(--bg-accent);
    border-radius: var(--radius-sm);
    padding: var(--space-md);
}

.key-mistakes h4 {
    margin-bottom: var(--space-md);
    font-size: 1.1rem;
    text-align: center;
}

.mistakes-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.mistake-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--error-color);
}

.mistake-keys {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.key-expected, .key-typed {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    height: 30px;
    background-color: var(--bg-accent);
    border-radius: var(--radius-sm);
    padding: 0 var(--space-xs);
    font-family: 'Roboto Mono', monospace;
}

.key-expected {
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.key-typed {
    color: var(--error-color);
    border: 1px solid var(--error-color);
}

.mistake-count {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.no-mistakes {
    text-align: center;
    color: var(--success-color);
    padding: var(--space-md);
}

/* Global Rank */
.global-rank {
    text-align: center;
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background-color: var(--bg-accent);
    border-radius: var(--radius-md);
}

.global-rank h4 {
    margin-bottom: var(--space-sm);
}

.global-rank p {
    margin-bottom: var(--space-md);
}

.rank-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: 50px;
    font-weight: 500;
}

.rank-badge i {
    font-size: 1.2rem;
}

/* Leaderboard */
.leaderboard-filter {
    display: flex;
    align-items: center;
}

.leaderboard-table-container {
    overflow-x: auto;
    margin-bottom: var(--space-lg);
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
}

.leaderboard-table th {
    background-color: var(--bg-accent);
    color: var(--text-secondary);
    font-weight: 500;
    text-align: left;
    padding: var(--space-sm) var(--space-md);
}

.leaderboard-table td {
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-color);
}

.rank {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    color: white;
    font-weight: 600;
}

.rank-1 {
    background-color: gold;
    color: #333;
}

.rank-2 {
    background-color: silver;
    color: #333;
}

.rank-3 {
    background-color: #cd7f32; /* bronze */
    color: white;
}

.leaderboard-join {
    text-align: center;
    padding: var(--space-lg);
    background-color: var(--bg-accent);
    border-radius: var(--radius-sm);
}

.leaderboard-join p {
    margin-bottom: var(--space-md);
}

/* Achievements Section */
.achievements-section {
    margin-bottom: var(--space-xxl);
}

.section-description {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.achievement-card {
    background-color: var(--bg-accent);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
}

.achievement-card:hover {
    transform: translateY(-5px);
}

.achievement-card.locked::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    z-index: 1;
}

.achievement-card.locked::after {
    content: '\f023';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.7);
    z-index: 2;
}

.achievement-icon {
    margin-bottom: var(--space-md);
}

.achievement-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
    opacity: 0.8;
}

.achievement-card h3 {
    margin-bottom: var(--space-xs);
    font-size: 1.2rem;
}

.achievement-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
}

.achievement-progress {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.progress-bar {
    height: 8px;
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    flex-grow: 1;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 4px;
}

.achievement-progress span {
    font-size: 0.875rem;
    color: var(--text-secondary);
    min-width: 40px;
    text-align: right;
}

/* Certificate Styles */
.certificate-container {
    overflow: hidden;
    margin-bottom: var(--space-lg);
    background-color: var(--bg-accent);
    padding: var(--space-md);
    border-radius: var(--radius-md);
}

.certificate {
    background-color: white;
    border: 1px solid gold;
    border-radius: var(--radius-sm);
    padding: var(--space-lg);
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.certificate::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="gold" stroke-width="0.5"/></svg>') repeat;
    opacity: 0.1;
    z-index: 0;
}

.certificate-header {
    text-align: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid gold;
    position: relative;
    z-index: 1;
}

.certificate-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.certificate-logo i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.certificate-logo h2 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

.certificate-header h3 {
    color: #926f34;
    font-size: 1.8rem;
    margin-bottom: 0;
}

.certificate-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.certificate-title {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.certificate-name {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--primary-dark);
}

.certificate-achievement {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.certificate-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-lg);
}

.certificate-stat {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.certificate-stat span:last-child {
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.certificate-date {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.certificate-signature {
    margin-top: var(--space-lg);
}

.signature-line {
    width: 200px;
    height: 1px;
    background-color: var(--text-primary);
    margin: 0 auto var(--space-sm);
}

.certificate-footer {
    text-align: center;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-light);
    position: relative;
    z-index: 1;
}

.certificate-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
}

/* Challenge Styles */
.challenge-options {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.challenge-option {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    flex: 1;
}

.challenge-link-container {
    display: flex;
    margin-bottom: var(--space-lg);
}

.challenge-link-container input {
    flex-grow: 1;
    padding: var(--space-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    font-size: 0.9rem;
}

.challenge-link-container button {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.challenge-share {
    text-align: center;
}

.challenge-share p {
    margin-bottom: var(--space-md);
}

.challenge-notification {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100%);
    background-color: var(--card-bg);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    width: 90%;
    max-width: 500px;
    z-index: 1000;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.challenge-notification.active {
    transform: translateX(-50%) translateY(0);
}

.challenge-notification-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.challenge-notification-content i {
    font-size: 2rem;
    color: var(--primary-color);
}

.challenge-notification-content h3 {
    margin-bottom: var(--space-xs);
    font-size: 1.2rem;
}

.challenge-notification-content p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.start-challenge-btn {
    align-self: flex-end;
}

/* Social Share Preview */
.social-share-preview {
    margin-bottom: var(--space-lg);
}

.share-preview-card {
    background-color: white;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    max-width: 400px;
    margin: 0 auto;
}

.share-preview-logo {
    background-color: var(--primary-color);
    color: white;
    padding: var(--space-sm) var(--space-md);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.share-preview-stats {
    display: flex;
    justify-content: space-around;
    padding: var(--space-md);
}

.preview-stat {
    text-align: center;
}

.preview-stat span:first-child {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: block;
}

.preview-stat span:last-child {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.share-preview-badge {
    text-align: center;
    background-color: var(--bg-accent);
    padding: var(--space-sm);
    font-weight: 500;
    color: var(--primary-color);
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xxl);
    box-shadow: var(--shadow-lg);
}

.newsletter-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-content h2 {
    color: white;
    margin-bottom: var(--space-md);
}

.newsletter-content p {
    margin-bottom: var(--space-lg);
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: var(--space-sm);
}

.newsletter-form input {
    flex-grow: 1;
    padding: var(--space-md);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
}

.newsletter-form input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

/* Footer Enhancements */
.footer-tagline {
    color: var(--text-light);
    margin-top: var(--space-xs);
}

.footer-links-container {
    display: flex;
    gap: var(--space-xl);
}

.footer-links-column {
    min-width: 120px;
}

.footer-links-column h3 {
    font-size: 1rem;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-social h3 {
    font-size: 1rem;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-secondary);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.close-menu-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-lg);
}

.mobile-nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 500;
}

.mobile-nav-links a.active {
    color: var(--primary-color);
}

/* Additional Modal Styles */
.modal-lg {
    max-width: 800px;
}

/* Custom Mode Badge */
.mode-badge {
    background-color: var(--accent-color);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: 50px;
    font-size: 0.7rem;
    margin-left: var(--space-sm);
    text-transform: capitalize;
}

/* Enhanced Responsive Styles */
@media (max-width: 992px) {
    .analysis-charts {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--space-xl);
    }
    
    .footer-links-container {
        flex-direction: column;
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
        align-items: center;
    }
    
    .options-flex {
        flex-direction: column;
        align-items: stretch;
    }
    
    .result-progress {
        flex-direction: column;
        align-items: center;
        gap: var(--space-xl);
    }
    
    .result-actions {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .result-card,
    .tips-container,
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .challenge-options {
        flex-direction: column;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form button {
        align-self: stretch;
    }
}