/* Documentation Style CSS */
:root {
    /* Colors */
    --primary-color: #0066cc;
    --primary-hover: #0052a3;
    --secondary-color: #6b7280;
    --accent-color: #10b981;
    
    /* Text Colors */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-sidebar: #ffffff;
    --bg-code: #f8fafc;
    
    /* Border Colors */
    --border-light: #e5e7eb;
    --border-medium: #d1d5db;
    --border-dark: #9ca3af;
    
    /* Spacing */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 50px;
    --content-max-width: 800px;
    --toc-width: 200px;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Monaco', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Animation */
    --transition-fast: 0.15s ease-in-out;
    --transition-medium: 0.25s ease-in-out;
}

/* Dark Theme */
[data-theme="dark"] {
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;
    
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;
    --bg-sidebar: #1f2937;
    --bg-code: #374151;
    
    --border-light: #374151;
    --border-medium: #4b5563;
    --border-dark: #6b7280;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color var(--transition-medium), 
                border-color var(--transition-medium), 
                color var(--transition-medium);
}

/* Theme toggle visual improvements */
.theme-toggle {
    position: relative;
    overflow: hidden;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background-color: var(--primary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
    opacity: 0.1;
    z-index: -1;
}

.theme-toggle:active::before {
    width: 40px;
    height: 40px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    display: flex;
    min-height: 100vh;
}

/* Documentation Sidebar */
.docs-sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-light);
    overflow-y: auto;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: width var(--transition-medium);
}

.docs-sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.docs-sidebar.collapsed .logo-text,
.docs-sidebar.collapsed .version-badge,
.docs-sidebar.collapsed .section-title,
.docs-sidebar.collapsed .footer-text,
.docs-sidebar.collapsed .search-container,
.docs-sidebar.collapsed .nav-sections,
.docs-sidebar.collapsed .sidebar-footer {
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-medium), visibility var(--transition-medium);
}

.docs-sidebar.collapsed .logo {
    justify-content: center;
}

.docs-sidebar.collapsed .sidebar-header {
    justify-content: center;
    position: relative;
    padding: 1rem 0.5rem;
}

.docs-sidebar.collapsed .sidebar-collapse {
    position: absolute;
    right: 13px;
    top: 50%;
    transform: translateY(-50%);
}

.docs-sidebar.collapsed .section-links .nav-link {
    padding-left: 1rem;
    justify-content: center;
    text-align: center;
}

.docs-sidebar.collapsed .sidebar-collapse i {
    transform: rotate(180deg);
}

.sidebar-header {
    padding: 1rem 1rem 1rem 1rem;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 60px;
    gap: 0.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0;
    flex: 1;
    overflow: visible;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border-radius: 6px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 14px;
    transition: var(--transition-medium);
}

.docs-sidebar.collapsed .logo-icon {
    margin: 0 auto;
}

.logo-text {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition-medium);
    white-space: nowrap;
}

.version-badge {
    background-color: var(--primary-color);
    color: white;
    font-size: var(--font-size-xs);
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-weight: 500;
    transition: var(--transition-medium);
    white-space: nowrap;
    flex-shrink: 0;
    min-width: fit-content;
}

.sidebar-collapse {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: var(--transition-fast);
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 0.5rem;
}

.sidebar-collapse:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}

.sidebar-collapse i {
    transition: transform var(--transition-medium);
}

/* Search */
.search-container {
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-medium);
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box i {
    position: absolute;
    left: 0.75rem;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

/* Navigation Sections */
.nav-sections {
    flex: 1;
    padding: 1rem 0;
}

.nav-section {
    margin-bottom: 1.5rem;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-header i {
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.section-title {
    transition: var(--transition-medium);
    white-space: nowrap;
}

.section-links {
    list-style: none;
    margin-top: 0.5rem;
}

.section-links .nav-link {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    border-left: 3px solid transparent;
    transition: var(--transition-fast);
    white-space: nowrap;
    overflow: hidden;
}

.section-links .nav-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}

.section-links .nav-link.active {
    color: var(--primary-color);
    background-color: rgba(0, 102, 204, 0.1);
    border-left-color: var(--primary-color);
    font-weight: 500;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border-light);
    display: flex;
    gap: 1rem;
}

.footer-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: var(--font-size-xs);
    transition: var(--transition-fast);
    min-width: 0;
}

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

.footer-text {
    transition: var(--transition-medium);
    white-space: nowrap;
}

/* Main Documentation Content */
.docs-main {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-medium);
}

.docs-sidebar.collapsed ~ .docs-main {
    margin-left: var(--sidebar-collapsed-width);
}

/* Documentation Header */
.docs-header {
    height: 60px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 50;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb i {
    font-size: 0.75rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    background: none;
    border: none;
    padding: 0.5rem;
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.theme-toggle:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.install-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

/* Documentation Content */
.docs-content {
    flex: 1;
    display: flex;
    max-width: calc(var(--content-max-width) + var(--toc-width) + 4rem);
    margin: 0 auto;
    padding: 2rem;
    gap: 2rem;
}

.content-article {
    flex: 1;
    max-width: var(--content-max-width);
}

/* Page Header */
.page-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-light);
}

.page-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.page-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.page-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.meta-item i {
    font-size: var(--font-size-xs);
}

/* Table of Contents */
.toc-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.toc-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

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

.toc-list li {
    margin-bottom: 0.5rem;
}

.toc-list a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

.toc-list a:hover {
    color: var(--primary-hover);
}

/* Content Sections */
.content-section {
    margin-bottom: 3rem;
}

.content-section h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.content-section h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 1.5rem 0 0.75rem 0;
    line-height: 1.4;
}

.content-section p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
}

/* Info Boxes */
.info-box {
    border-radius: 8px;
    padding: 1rem;
    margin: 1.5rem 0;
    border-left: 4px solid;
}

.info-box.info {
    background-color: rgba(59, 130, 246, 0.1);
    border-left-color: #3b82f6;
}

.info-box.warning {
    background-color: rgba(245, 158, 11, 0.1);
    border-left-color: #f59e0b;
}

.info-box.error {
    background-color: rgba(239, 68, 68, 0.1);
    border-left-color: #ef4444;
}

.info-box.success {
    background-color: rgba(16, 185, 129, 0.1);
    border-left-color: var(--accent-color);
}

.box-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

/* Lists */
.feature-list {
    list-style: none;
    margin: 1rem 0;
}

.feature-list li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.feature-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition-medium);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem auto;
    color: white;
    font-size: var(--font-size-lg);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

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

/* Step Container */
.step-container {
    margin: 2rem 0;
}

.step {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-light);
}

.step:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.step-number {
    width: 32px;
    height: 32px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.step-content h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

/* Code Blocks */
.code-block {
    background-color: var(--bg-code);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    margin: 1rem 0;
}

.code-header {
    background-color: var(--bg-tertiary);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.copy-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.copy-btn:hover {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.code-block pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.code-block code {
    font-family: var(--font-mono);
    color: var(--text-primary);
}

/* Content Footer */
.content-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-light);
}

.footer-nav {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.nav-prev,
.nav-next {
    flex: 1;
}

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

.footer-nav .nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
}

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

.footer-feedback {
    text-align: center;
}

.footer-feedback h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feedback-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.feedback-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: 1px solid var(--border-medium);
    border-radius: 6px;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.feedback-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.feedback-btn.positive:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Side TOC */
.side-toc {
    width: var(--toc-width);
    align-self: flex-start;
    position: sticky;
    top: 80px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
}

.side-toc h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.side-toc ul {
    list-style: none;
}

.side-toc li {
    margin-bottom: 0.5rem;
}

.side-toc a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    line-height: 1.4;
    transition: var(--transition-fast);
}

.side-toc a:hover {
    color: var(--primary-color);
}

/* Additional styles for enhanced functionality */
.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    max-height: 300px;
    overflow-y: auto;
}

.search-results-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.search-result-item {
    border-bottom: 1px solid var(--border-light);
}

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

.search-result-item a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.search-result-item mark {
    background-color: rgba(255, 235, 59, 0.3);
    color: inherit;
    padding: 0;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

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

.feedback-active {
    border-color: var(--accent-color) !important;
    color: var(--accent-color) !important;
}

.toc-active {
    color: var(--primary-color) !important;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .side-toc {
        display: none;
    }
    
    .docs-content {
        max-width: var(--content-max-width);
    }
}

@media (max-width: 768px) {
    .docs-sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-medium);
        width: var(--sidebar-width);
    }
    
    .docs-sidebar.open {
        transform: translateX(0);
    }
    
    .docs-main {
        margin-left: 0;
    }
    
    .docs-sidebar.collapsed ~ .docs-main {
        margin-left: 0;
    }
    
    .sidebar-toggle {
        display: block;
    }
    
    .docs-content {
        padding: 1rem;
    }
    
    .docs-header {
        padding: 0 1rem;
    }
    
    .breadcrumb {
        display: none;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .page-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .footer-nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-next {
        text-align: left;
    }
}

@media (max-width: 480px) {
    .docs-content {
        padding: 0.5rem;
    }
    
    .page-title {
        font-size: var(--font-size-2xl);
    }
    
    .step {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .feedback-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Video Player Styles */
.video-container {
    position: relative;
    background: var(--bg-tertiary);
    border-radius: 12px;
    overflow: hidden;
    margin: 2rem 0;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    min-height: 300px;
}

.video-container video:not([poster]) {
    background-image: 
        radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
        linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

/* Video loading placeholder */
.video-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.video-container.loaded::before {
    opacity: 0;
    pointer-events: none;
}

.video-controls {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: 1rem;
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.fullscreen-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-medium);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.fullscreen-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.fullscreen-btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.fullscreen-btn i {
    font-size: 1rem;
}

/* Video fullscreen styles */
.video-container:fullscreen {
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-container:fullscreen video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.video-container:fullscreen .video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.video-container:-webkit-full-screen {
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-container:-webkit-full-screen video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.video-container:-webkit-full-screen .video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Mobile video player adjustments */
@media (max-width: 768px) {
    .video-container {
        margin: 1.5rem 0;
        border-radius: 8px;
    }
    
    .video-controls {
        padding: 0.75rem;
        justify-content: center;
    }
    
    .fullscreen-btn {
        padding: 0.5rem 1rem;
        font-size: var(--font-size-xs);
    }
    
    .fullscreen-btn span {
        display: none;
    }
}