/* Dark Mode Styles */

:root {
    /* Light mode variables (default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --code-bg: #1e293b;
    --code-text: #e2e8f0;
    --link-color: #667eea;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Dark mode variables */
.dark-mode {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --border-color: #334155;
    --card-bg: #1e293b;
    --code-bg: #0f172a;
    --code-text: #e2e8f0;
    --link-color: #818cf8;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

/* Apply variables */
body {
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: background 0.3s, color 0.3s;
}

.navbar {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

.nav-logo {
    color: var(--link-color);
}

.nav-menu a {
    color: var(--text-secondary);
}

.nav-menu a:hover {
    color: var(--link-color);
}

.feature-card, .install-card, .lesson-card, .quick-link {
    background: var(--card-bg);
    border-color: var(--border-color);
}

.feature-card h3, .install-card h2, .lesson-card h3 {
    color: var(--text-primary);
}

.feature-card p, .install-card p, .lesson-card p {
    color: var(--text-secondary);
}

.sections {
    background: var(--card-bg);
}

.section-title {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.step-content h3 {
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
}

/* Docs dark mode */
.docs-sidebar {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.docs-sidebar h3 {
    color: var(--text-tertiary);
}

.docs-sidebar a {
    color: var(--text-secondary);
}

.docs-sidebar a:hover {
    background: var(--bg-tertiary);
    color: var(--link-color);
}

.docs-content h1, .docs-content h2, .docs-content h3 {
    color: var(--text-primary);
}

.docs-content p, .docs-content li {
    color: var(--text-secondary);
}

/* Footer dark mode */
.footer {
    background: var(--bg-secondary);
}

.footer-section h4 {
    color: var(--text-primary);
}

.footer-section a {
    color: var(--text-tertiary);
}

.footer-section a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    border-color: var(--border-color);
    color: var(--text-tertiary);
}

/* Dark mode toggle button */
.dark-mode-toggle {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
}

.dark-mode-toggle:hover {
    border-color: var(--link-color);
    color: var(--link-color);
}

/* Search styles */
.search-container {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.search-input-wrapper {
    position: relative;
}

.search-input {
    width: 100%;
    padding: 12px 20px 12px 45px;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s;
}

.search-input:focus {
    outline: none;
    border-color: var(--link-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

.search-shortcut {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-top: 10px;
    box-shadow: var(--shadow-lg);
    max-height: 400px;
    overflow-y: auto;
    z-index: 1000;
}

.search-result-item {
    display: block;
    padding: 15px 20px;
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s;
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: var(--bg-secondary);
}

.search-result-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 5px;
}

.search-result-desc {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.search-result-category {
    display: inline-block;
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
}

.search-no-results {
    padding: 30px;
    text-align: center;
    color: var(--text-tertiary);
}

/* Code copy button */
.code-copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #e2e8f0;
    padding: 5px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    opacity: 0;
    transition: all 0.3s;
}

pre:hover .code-copy-btn {
    opacity: 1;
}

.code-copy-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}