/* ===== QUOTELLA STYLES ===== */
/* Complete styling with dark mode, responsive design, and animations */

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Light Mode */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    
    --border: #e5e7eb;
    --border-light: #f3f4f6;
    
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
}

/* ===== DARK MODE VARIABLES ===== */
[data-theme="dark"] {
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;
    
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    
    --border: #374151;
    --border-light: #4b5563;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
}

/* ===== BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* ===== CONTAINER ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

/* ===== LANGUAGE SELECTOR ===== */
.language-selector {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 999;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.lang-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.lang-flag {
    font-size: 1.25rem;
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 280px;
    max-height: 400px;
    overflow-y: auto;
    display: none;
    animation: slideDown 0.2s ease;
}

.lang-dropdown.active {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.lang-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.lang-option:last-child {
    border-bottom: none;
}

.lang-option:hover {
    background: var(--bg-secondary);
}

.lang-option-flag {
    font-size: 1.5rem;
}

.lang-option-info {
    flex: 1;
}

.lang-option-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.125rem;
}

.lang-option-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ===== HEADER ===== */
.header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

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

.logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-icon {
    font-size: 2rem;
}

.tagline {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: -0.25rem;
}

/* Navigation */
.nav-list {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: var(--bg-secondary);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(139, 92, 246, 0.05));
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.language-indicator {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-lg);
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Search Container */
.search-container {
    position: relative;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

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

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-md) 3rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-full);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-base);
}

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

.clear-btn {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    border: none;
    background: var(--text-tertiary);
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.clear-btn:hover {
    background: var(--text-primary);
}

/* Content Type Tabs */
.content-type-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.tab-btn:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-color: transparent;
}

/* ===== QUOTE OF THE DAY ===== */
.qotd-section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
}

.qotd-card {
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 2px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.qotd-quote-icon {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 3rem;
    color: var(--primary);
    opacity: 0.2;
}

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

.qotd-text {
    font-size: 1.5rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.qotd-author {
    font-size: 1rem;
    color: var(--text-secondary);
    font-style: italic;
}

.qotd-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.action-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.action-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* ===== CATEGORY FILTER SECTION ===== */
.category-filter-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
}

.filter-title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.category-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.category-chip {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--border);
    border-radius: var(--radius-full);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.category-chip:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
    transform: translateY(-2px);
}

.category-chip.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* ===== MAIN CONTENT SECTION ===== */
.main-content-section {
    padding: var(--spacing-2xl) 0;
}

.content-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-2xl);
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
}

.widget {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.widget-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.popular-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.popular-item {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.popular-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
}

.language-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.lang-stat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-stat-item:hover {
    background: var(--bg-tertiary);
    transform: translateX(4px);
}

/* Content Main */
.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.content-title-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.content-title {
    font-size: 1.5rem;
    font-weight: 700;
}

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

.sort-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
}

/* Active Filters */
.active-filters {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.filter-chips {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-chip {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.25rem var(--spacing-md);
    background: var(--primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
}

.filter-chip button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0;
    margin-left: 0.25rem;
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.content-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

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

.card-category {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem var(--spacing-md);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.card-text {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.card-author {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.card-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.card-actions .action-btn {
    flex: 1;
    width: auto;
    height: 36px;
}

/* Loading Spinner */
.loading-spinner {
    grid-column: 1/-1;
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
}

.loading-spinner i {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

/* Empty State */
.empty-state {
    grid-column: 1/-1;
    text-align: center;
    padding: var(--spacing-2xl);
}

.empty-icon {
    font-size: 4rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-lg);
}

/* Load More */
.load-more-container {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-2xl);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.load-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== AD CONTAINERS ===== */
.ad-container {
    margin: var(--spacing-2xl) 0;
    text-align: center;
}

.ad-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.ad-placeholder {
    background: var(--bg-secondary);
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-sidebar {
    position: sticky;
    top: 100px;
}

/* ===== LANGUAGES SECTION ===== */
.languages-section {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-secondary);
}

.languages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.language-card {
    background: var(--bg-primary);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.language-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.language-card-flag {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.language-card-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.language-card-native {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.footer-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

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

.social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-subtitle {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

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

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.footer-bottom-links a {
    color: var(--text-secondary);
    text-decoration: none;
}

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

/* ===== TOAST ===== */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    z-index: 1000;
    opacity: 0;
    transform: translateY(100px);
    transition: all var(--transition-base);
}

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

.toast-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.toast-icon {
    color: var(--success);
    font-size: 1.25rem;
}

/* ===== MODAL ===== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    position: relative;
    max-width: 600px;
    margin: 2rem auto;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    border: none;
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .language-selector {
        top: 70px;
        right: 10px;
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

/* ===== UTILITIES ===== */
.btn-primary {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 500;
}

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

.sticky {
    position: sticky;
    top: 100px;
}