/**
 * PlayZone - Ժամանակակից Սլոտ Խաղերի Հարթակ
 * Ամբողջովին նոր և ունիկալ դիզայն
 */

/* ===== ՓՈՓՈԽԱԿԱՆՆԵՐ ===== */
:root {
    /* Գունային պալիտրա */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-secondary: #ec4899;
    --color-accent: #f59e0b;
    --color-success: #10b981;
    --color-danger: #ef4444;
    
    /* Տեքստի գույներ */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-light: #f1f5f9;
    
    /* Ֆոնի գույներ */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --bg-card: #ffffff;
    --bg-overlay: rgba(15, 23, 42, 0.8);
    
    /* Սահմաններ */
    --border-color: #e2e8f0;
    --border-radius: 16px;
    --border-radius-lg: 24px;
    --border-radius-sm: 8px;
    
    /* Ստվերներ */
    --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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Տիպոգրաֆիա */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', sans-serif;
    
    /* Չափեր */
    --container-width: 1400px;
    --header-height: 80px;
    
    /* Անցումներ */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ===== CONTAINER ===== */
.welcome-container,
.showcase-container,
.advantages-container,
.seo-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== TOP NOTIFICATION BAR ===== */
.top-notification-bar {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--text-light);
    padding: 12px 0;
    position: relative;
    z-index: 100;
}

.notification-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.notification-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.875rem;
}

.notification-icon {
    font-size: 1rem;
}

/* ===== HEADER ===== */
.main-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    gap: 32px;
}

/* Brand */
.header-brand {
    flex-shrink: 0;
}

.brand-link {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.brand-subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1;
}

/* Navigation */
.header-navigation {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

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

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

.nav-link i {
    font-size: 0.875rem;
}

/* Navigation Close Button - Только для мобильных */
.nav-close-btn {
    display: none; /* Скрыто на десктопе по умолчанию */
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 1001;
    align-items: center;
    justify-content: center;
}

.nav-close-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-header-primary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: var(--transition);
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 32px;
    height: 32px;
    padding: 0;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    z-index: 998;
}

/* ===== WELCOME SECTION ===== */
.welcome-section {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
}

.welcome-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.welcome-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(236, 72, 153, 0.05) 100%);
}

.welcome-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.03;
    background-image: radial-gradient(circle, var(--color-primary) 1px, transparent 1px);
    background-size: 40px 40px;
}

.welcome-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.welcome-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.welcome-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.title-accent {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-lead {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.welcome-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.welcome-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.btn-welcome-primary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

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

.btn-welcome-secondary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

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

.welcome-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.metric-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

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

.metric-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.metric-content {
    flex: 1;
}

.metric-number {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 4px;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.welcome-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-highlight {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.feature-highlight:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.highlight-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.highlight-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.highlight-content p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== PLATFORMS SHOWCASE ===== */
.platforms-showcase {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.showcase-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 48px;
    gap: 32px;
}

.showcase-label {
    display: inline-block;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.showcase-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.2;
}

.showcase-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.btn-showcase-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--bg-primary);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
}

.btn-showcase-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateX(4px);
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.platform-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.platform-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.platform-card-inner {
    padding: 24px;
}

.platform-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.platform-rank {
    font-size: 1.5rem;
}

.platform-rating {
    display: flex;
    align-items: center;
}

.rating-badge {
    display: flex;
    align-items: baseline;
    gap: 4px;
    padding: 6px 12px;
    border-radius: var(--border-radius-sm);
    font-weight: 700;
}

.rating-badge.rating-premium {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.rating-badge.rating-excellent {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
}

.rating-badge.rating-good {
    background: linear-gradient(135deg, var(--color-accent) 0%, #d97706 100%);
    color: white;
}

.rating-badge.rating-average {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    color: white;
}

.rating-badge.rating-basic {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.rating-value {
    font-size: 1.125rem;
}

.rating-max {
    font-size: 0.875rem;
    opacity: 0.8;
}

.platform-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
    margin-bottom: 20px;
}

.platform-logo img {
    max-height: 100%;
    object-fit: contain;
}

.platform-body {
    margin-bottom: 24px;
}

.platform-name {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.platform-bonus {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.platform-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.detail-item i {
    color: var(--color-primary);
    font-size: 0.75rem;
}

.platform-footer {
    display: flex;
    gap: 12px;
}

.btn-platform-primary {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: var(--transition);
}

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

.btn-platform-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: var(--transition);
}

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

/* ===== ADVANTAGES SECTION ===== */
.advantages-section {
    padding: 80px 0;
    background: var(--bg-primary);
}

.advantages-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 64px;
}

.advantages-label {
    display: inline-block;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.advantages-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.advantages-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.advantage-item {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.advantage-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.advantage-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.advantage-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.advantage-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== SEO SECTION ===== */
.seo-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.seo-content {
    max-width: 900px;
    margin: 0 auto;
}

.seo-title {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 48px;
    text-align: center;
}

.seo-block {
    margin-bottom: 48px;
}

.seo-subtitle {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.seo-text {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

/* ===== FOOTER ===== */
.site-footer {
    background: #f1f5f9;
    color: var(--text-primary);
    padding: 64px 0 32px;
    border-top: 1px solid var(--border-color);
}

.footer-wrapper {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

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

.footer-logo span {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-description {
    font-size: 0.9375rem;
    color: var(--text-muted);
    line-height: 1.7;
}

.footer-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.footer-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-menu a:hover {
    color: var(--color-primary);
    transform: translateX(4px);
}

.footer-menu i {
    font-size: 0.75rem;
}

.footer-statistics {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-divider {
    height: 1px;
    background: var(--border-color);
    margin: 48px 0 32px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-disclaimer {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.footer-badges {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .welcome-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .welcome-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .header-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--bg-primary);
        box-shadow: var(--shadow-xl);
        transition: var(--transition);
        z-index: 999;
        padding: 24px;
    }
    
    .header-navigation.active {
        right: 0;
    }
    
    /* Кнопка закрытия видна только на мобильных */
    .nav-close-btn {
        display: flex;
    }
    
    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: 16px;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-overlay.active {
        display: block;
    }
    
    .welcome-title {
        font-size: 2.5rem;
    }
    
    .welcome-metrics {
        grid-template-columns: 1fr;
    }
    
    .platforms-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .showcase-header {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .welcome-title {
        font-size: 2rem;
    }
    
    .welcome-actions {
        flex-direction: column;
    }
    
    .btn-welcome-primary,
    .btn-welcome-secondary {
        width: 100%;
        justify-content: center;
    }
}