* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html,
body {
    touch-action: pan-x pan-y;
}

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #0ea5e9;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-tertiary: #64748b;
    --border-color: #e2e8f0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 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);
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;
}

[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #e2e8f0;
    --text-tertiary: #94a3b8;
    --border-color: #334155;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4);
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
}

.brand-icon {
    font-size: 1.5rem;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
    padding: 0.5rem;
}

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

.nav-link:active,
.nav-link.active {
    color: var(--primary-color);
}

.github-icon {
    margin-right: 0.25rem;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    cursor: pointer;
    border: 2px solid var(--border-color);
    background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    flex-shrink: 0;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.2), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.theme-toggle:focus {
    outline: none;
}

.theme-toggle:focus-visible {
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.5);
    border-color: var(--primary-color);
}

body.has-hover .theme-toggle:hover {
    transform: scale(1.15) rotate(15deg);
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

body.has-hover .theme-toggle:hover::before {
    opacity: 1;
}

.theme-toggle:active {
    transform: scale(0.9);
    transition-duration: 0.1s;
    border-color: var(--primary-color);
}

.theme-icon {
    width: 22px;
    height: 22px;
    transition: opacity 0.3s ease, transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    position: absolute;
}

/* Sun icon - скрыто по умолчанию (light mode) */
.sun-icon {
    opacity: 0;
    transform: scale(0);
    color: #f59e0b;
}

/* Moon icon - показано по умолчанию (light mode) */
.moon-icon {
    opacity: 1;
    transform: scale(1);
    color: #6366f1;
}

/* Dark theme: показать солнце, скрыть луну */
[data-theme="dark"] .sun-icon {
    opacity: 1;
    transform: scale(1);
}

[data-theme="dark"] .moon-icon {
    opacity: 0;
    transform: scale(0);
}

/* Sun glow effect for light theme */
[data-theme="light"] .theme-toggle {
    background: linear-gradient(135deg, #e0e7ff, #c7d2fe);
    border-color: #6366f1;
}

[data-theme="light"] .theme-toggle:hover {
    box-shadow: 0 4px 25px rgba(99, 102, 241, 0.5);
}

/* Moon glow effect for dark theme */
[data-theme="dark"] .theme-toggle {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-color: #f59e0b;
}

[data-theme="dark"] .theme-toggle:hover {
    box-shadow: 0 4px 25px rgba(245, 158, 11, 0.5);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
}

.github-icon {
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.25rem;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 var(--spacing-xl);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    opacity: 1;
    z-index: -1;
}

[data-theme="dark"] .hero-background {
    background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: white;
}

.gradient-text {
    background: linear-gradient(to right, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    flex: 0 0 auto;
}

.hero-stats .stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: #fef3c7;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.hero-stats .stat-label {
    display: block;
    font-size: 0.8rem;
    color: #fef3c7;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 700;
    line-height: 1.3;
}

[data-theme="dark"] .hero-stats .stat-value,
[data-theme="dark"] .hero-stats .stat-label {
    color: #ede9fe;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.terminal-window {
    background-color: #1e293b;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 500px;
    overflow: hidden;
}

.terminal-header {
    background-color: #0f172a;
    padding: 0.75rem 1rem;
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.terminal-title {
    color: #94a3b8;
    font-size: 0.75rem;
    margin-left: auto;
    font-weight: 600;
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red {
    background-color: #ef4444;
}

.terminal-dot.yellow {
    background-color: #f59e0b;
}

.terminal-dot.green {
    background-color: #10b981;
}

.terminal-body {
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.8;
}

.terminal-line {
    margin-bottom: 0.75rem;
    display: flex;
    gap: 0.5rem;
}

.terminal-prompt {
    color: #10b981;
    font-weight: 700;
}

.terminal-command {
    color: #cbd5e1;
    word-break: break-all;
}

.terminal-output {
    color: #94a3b8;
}

.terminal-output.success {
    color: #10b981;
}

.terminal-output .success {
    margin-right: 0.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 1rem;
    user-select: none;
}

.btn:active {
    transform: scale(0.95);
    opacity: 0.9;
}

.btn-primary {
    background-color: #ffffff !important;
    color: #4338ca !important;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(255, 255, 255, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

body.has-hover .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.5), 0 0 0 2px rgba(255, 255, 255, 0.3);
    background-color: #f0f9ff !important;
    color: #3730a3 !important;
}

body.has-hover .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.arrow {
    transition: transform 0.3s ease;
}

.btn:hover .arrow {
    transform: translateX(4px);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

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

.feature-card {
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    user-select: none;
}

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

.feature-card:active {
    transform: scale(0.98);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
}

@keyframes shake {

    0%,
    100% {
        transform: rotate(0deg);
    }

    20% {
        transform: rotate(-15deg);
    }

    40% {
        transform: rotate(15deg);
    }

    60% {
        transform: rotate(-10deg);
    }

    80% {
        transform: rotate(10deg);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.3);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    25% {
        transform: translateY(-8px);
    }

    50% {
        transform: translateY(0);
    }

    75% {
        transform: translateY(-4px);
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@keyframes wiggle {

    0%,
    100% {
        transform: rotate(0deg);
    }

    25% {
        transform: rotate(-5deg) scale(1.1);
    }

    75% {
        transform: rotate(5deg) scale(1.1);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-10px) rotate(5deg);
    }
}

@keyframes heartbeat {

    0%,
    100% {
        transform: scale(1);
    }

    14% {
        transform: scale(1.3);
    }

    28% {
        transform: scale(1);
    }

    42% {
        transform: scale(1.3);
    }

    70% {
        transform: scale(1);
    }
}

@keyframes jello {

    0%,
    100% {
        transform: scale3d(1, 1, 1);
    }

    30% {
        transform: scale3d(1.25, 0.75, 1);
    }

    40% {
        transform: scale3d(0.75, 1.25, 1);
    }

    50% {
        transform: scale3d(1.15, 0.85, 1);
    }

    65% {
        transform: scale3d(0.95, 1.05, 1);
    }

    75% {
        transform: scale3d(1.05, 0.95, 1);
    }
}

@keyframes rubberBand {
    0% {
        transform: scale3d(1, 1, 1);
    }

    30% {
        transform: scale3d(1.25, 0.75, 1);
    }

    40% {
        transform: scale3d(0.75, 1.25, 1);
    }

    50% {
        transform: scale3d(1.15, 0.85, 1);
    }

    65% {
        transform: scale3d(0.95, 1.05, 1);
    }

    75% {
        transform: scale3d(1.05, 0.95, 1);
    }

    100% {
        transform: scale3d(1, 1, 1);
    }
}

@keyframes crawl {

    0%,
    100% {
        transform: translateX(0) rotate(0deg);
    }

    25% {
        transform: translateX(-3px) rotate(-5deg);
    }

    50% {
        transform: translateX(3px) rotate(5deg);
    }

    75% {
        transform: translateX(-2px) rotate(-3deg);
    }
}

/* LazyLoad animations for elements entering viewport */
@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Reduce motion preference support */
@media (prefers-reduced-motion: reduce) {
    .fade-in-up {
        animation: none;
        opacity: 1;
        transform: none;
    }
}

.feature-icon[data-anim="shake"]:hover,
.feature-card:hover .feature-icon[data-anim="shake"] {
    animation: shake 0.6s ease both;
}

.feature-icon[data-anim="pulse"]:hover,
.feature-card:hover .feature-icon[data-anim="pulse"] {
    animation: pulse 0.6s ease both;
}

.feature-icon[data-anim="bounce"]:hover,
.feature-card:hover .feature-icon[data-anim="bounce"] {
    animation: bounce 0.6s ease both;
}

.feature-icon[data-anim="spin"]:hover,
.feature-card:hover .feature-icon[data-anim="spin"] {
    animation: spin 0.8s ease both;
}

.feature-icon[data-anim="wiggle"]:hover,
.feature-card:hover .feature-icon[data-anim="wiggle"] {
    animation: wiggle 0.5s ease both;
}

.feature-icon[data-anim="float"]:hover,
.feature-card:hover .feature-icon[data-anim="float"] {
    animation: float 0.8s ease both;
}

.tech-icon[data-anim="shake"]:hover,
.tech-item:hover .tech-icon[data-anim="shake"] {
    animation: shake 0.6s ease both;
}

.tech-icon[data-anim="spin"]:hover,
.tech-item:hover .tech-icon[data-anim="spin"] {
    animation: spin 0.8s ease both;
}

.tech-icon[data-anim="wiggle"]:hover,
.tech-item:hover .tech-icon[data-anim="wiggle"] {
    animation: wiggle 0.5s ease both;
}

.tech-icon[data-anim="bounce"]:hover,
.tech-item:hover .tech-icon[data-anim="bounce"] {
    animation: bounce 0.6s ease both;
}

.tech-icon[data-anim="jello"]:hover,
.tech-item:hover .tech-icon[data-anim="jello"] {
    animation: jello 0.8s ease both;
}

.tech-icon[data-anim="pulse"]:hover,
.tech-item:hover .tech-icon[data-anim="pulse"] {
    animation: pulse 0.6s ease both;
}

.tech-icon[data-anim="float"]:hover,
.tech-item:hover .tech-icon[data-anim="float"] {
    animation: float 0.8s ease both;
}

.docs-card-icon[data-anim="shake"]:hover,
.docs-card:hover .docs-card-icon[data-anim="shake"] {
    animation: shake 0.6s ease both;
}

.docs-card-icon[data-anim="bounce"]:hover,
.docs-card:hover .docs-card-icon[data-anim="bounce"] {
    animation: bounce 0.6s ease both;
}

.docs-card-icon[data-anim="wiggle"]:hover,
.docs-card:hover .docs-card-icon[data-anim="wiggle"] {
    animation: wiggle 0.5s ease both;
}

.docs-card-icon[data-anim="spin"]:hover,
.docs-card:hover .docs-card-icon[data-anim="spin"] {
    animation: spin 0.8s ease both;
}

.docs-card-icon[data-anim="crawl"]:hover,
.docs-card:hover .docs-card-icon[data-anim="crawl"] {
    animation: crawl 0.6s ease both;
}

.docs-card-icon[data-anim="jello"]:hover,
.docs-card:hover .docs-card-icon[data-anim="jello"] {
    animation: jello 0.8s ease both;
}

.docs-card-icon[data-anim="rubberBand"]:hover,
.docs-card:hover .docs-card-icon[data-anim="rubberBand"] {
    animation: rubberBand 0.8s ease both;
}

.docs-card-icon[data-anim="heartbeat"]:hover,
.docs-card:hover .docs-card-icon[data-anim="heartbeat"] {
    animation: heartbeat 0.8s ease both;
}

.stat-card:hover .stat-icon[data-anim="heartbeat"] {
    animation: heartbeat 0.8s ease both;
}

.stat-card:hover .stat-icon[data-anim="bounce"] {
    animation: bounce 0.6s ease both;
}

.stat-card:hover .stat-icon[data-anim="jello"] {
    animation: jello 0.8s ease both;
}

.stat-card:hover .stat-icon[data-anim="float"] {
    animation: float 0.8s ease both;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.feature-list {
    list-style: none;
    margin-top: var(--spacing-md);
}

.feature-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.tech-item {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    user-select: none;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.tech-item:hover .tech-icon {
    transform: scale(1.2) rotate(-10deg);
}

.tech-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.tech-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.tech-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: white;
}

.cta-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section:first-child {
    padding-right: var(--spacing-md);
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.footer-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.footer-text {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.5;
    font-size: 0.9rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.footer-social .social-icon {
    width: 24px;
    height: 24px;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

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

.social-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 600;
    font-size: 0.9rem;
}

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

.social-link:active {
    transform: scale(0.9);
    color: var(--primary-color);
}

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

.footer-links li {
    margin-bottom: 0.4rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.9rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.page-header {
    margin-top: 80px;
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-bottom: 1px solid var(--border-color);
}

.page-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.code-block {
    background-color: #f1f5f9;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    overflow-x: auto;
    border: 1px solid #e2e8f0;
    position: relative;
}

.code-block pre {
    margin: 0;
    font-family: var(--font-mono);
    color: #334155;
    font-size: 0.875rem;
    line-height: 1.8;
    padding-right: 120px;
    word-wrap: break-word;
    white-space: pre-wrap;
}

.code-block code {
    color: #6366f1;
    background: transparent;
}

[data-theme="dark"] .code-block {
    background-color: #0f172a;
    border: 1px solid #475569;
}

[data-theme="dark"] .code-block pre {
    color: #e2e8f0;
}

[data-theme="dark"] .code-block code {
    color: #38bdf8;
}

.doc-section {
    margin-bottom: var(--spacing-xl);
}

.doc-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.doc-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-md);
    color: var(--text-primary);
}

.doc-section p {
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.doc-section code {
    background-color: #f1f5f9;
    color: #6366f1;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}

[data-theme="dark"] .doc-section code {
    background-color: #1e293b;
    color: #38bdf8;
}

.doc-section ul,
.doc-section ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
    color: var(--text-secondary);
}

.doc-section li {
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

.step {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.25rem;
}

.step-content h3 {
    margin-bottom: var(--spacing-sm);
}

.timeline {
    position: relative;
    padding-left: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
    padding-left: var(--spacing-lg);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -26px;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 3px solid var(--bg-primary);
}

.timeline-date {
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.docs-container {
    display: block;
    padding-left: 300px;
}

.docs-sidebar {
    position: fixed;
    left: var(--spacing-md);
    top: 150px;
    width: 280px;
    height: calc(100vh - 100px);
    overflow-y: auto;
    z-index: 999;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.docs-nav {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.docs-nav-title {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-tertiary);
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
}

.docs-nav-list {
    list-style: none;
}

.docs-nav-link {
    display: block;
    padding: 0.7rem var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    border-left: 2px solid transparent;
    transition: all 0.3s ease;
    border-radius: 0 4px 4px 0;
}

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

.docs-nav-link.active {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
    border-left-color: var(--primary-color);
    font-weight: 600;
}

.docs-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.docs-card {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    user-select: none;
}

.docs-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1));
    transition: left 0.3s ease;
}

.docs-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.docs-card:hover::before {
    left: 100%;
}

.docs-card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.docs-card:hover .docs-card-icon {
    transform: scale(1.3) translateY(-5px);
}

.docs-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.docs-card-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    flex-grow: 1;
    margin-bottom: var(--spacing-sm);
}

.docs-card-arrow {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.docs-card:hover .docs-card-arrow {
    transform: translateX(4px);
}

.troubleshooting-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.troubleshooting-card {
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    user-select: none;
}

.troubleshooting-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.troubleshooting-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.troubleshooting-list {
    list-style: none;
    padding: 0;
}

.troubleshooting-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.troubleshooting-list code {
    background-color: #1e293b;
    color: #38bdf8;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}

.docs-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all 0.3s ease;
    z-index: 2001;
    box-shadow: var(--shadow-xl);
}

.docs-toggle:hover,
.docs-toggle:active {
    transform: scale(1.1);
}

.contact-card {
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
    user-select: none;
}

.contact-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.contact-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.contact-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.contact-card a:hover {
    text-decoration: underline;
}

/* Timeline Styles */
.timeline {
    position: relative;
    padding: 2rem 0;
    margin: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    top: 0;
}

.timeline-item {
    position: relative;
    padding: 1.5rem 2rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    width: calc(50% - 40px);
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    user-select: none;
}

.timeline-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.timeline-item:nth-child(odd) {
    margin-left: auto;
    margin-right: calc(50% + 40px);
}

.timeline-item:nth-child(even) {
    margin-left: calc(50% + 40px);
}

.timeline-item::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    top: 2rem;
    box-shadow: 0 0 0 4px var(--bg-primary), 0 0 15px rgba(99, 102, 241, 0.4);
    z-index: 1;
}

.timeline-item:nth-child(odd)::before {
    right: -50px;
}

.timeline-item:nth-child(even)::before {
    left: -50px;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--border-color);
    top: calc(2rem + 9px);
}

.timeline-item:nth-child(odd)::after {
    right: -30px;
}

.timeline-item:nth-child(even)::after {
    left: -30px;
}

.timeline-date {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #ffffff;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
    margin: 0;
}

/* Timeline Mobile */
@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: calc(100% - 50px);
        margin-left: 50px !important;
        margin-right: 0 !important;
    }

    .timeline-item::before {
        left: -40px !important;
        right: auto !important;
    }

    .timeline-item::after {
        left: -20px !important;
        right: auto !important;
    }

    /* Theme toggle responsive */
    .theme-toggle {
        width: 38px;
        height: 38px;
    }

    .theme-icon {
        width: 18px;
        height: 18px;
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.stat-card {
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
    user-select: none;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.info-box {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    border-left: 4px solid;
}

.info-box-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-box-content {
    flex: 1;
}

.info-box-title {
    font-weight: 700;
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.info-box-text {
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

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

.info-box.tip .info-box-title {
    color: var(--success-color);
}

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

.info-box.warning .info-box-title {
    color: var(--accent-color);
}

.info-box.info {
    background-color: rgba(99, 102, 241, 0.1);
    border-color: var(--primary-color);
}

.info-box.info .info-box-title {
    color: var(--primary-color);
}

.info-box.danger {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: var(--danger-color);
}

.info-box.danger .info-box-title {
    color: var(--danger-color);
}

[data-theme="dark"] .info-box.tip {
    background-color: rgba(16, 185, 129, 0.15);
}

[data-theme="dark"] .info-box.warning {
    background-color: rgba(245, 158, 11, 0.15);
}

[data-theme="dark"] .info-box.info {
    background-color: rgba(99, 102, 241, 0.15);
}

[data-theme="dark"] .info-box.danger {
    background-color: rgba(239, 68, 68, 0.15);
}

.steps-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
    counter-reset: step-counter;
}

.steps-list li {
    position: relative;
    padding-left: 3.5rem;
    margin-bottom: var(--spacing-md);
    counter-increment: step-counter;
}

.steps-list li::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.steps-list li strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.steps-list li span {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.requirements-box {
    background-color: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.requirements-box h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.requirements-box.minimum h4 {
    color: var(--accent-color);
}

.requirements-box.recommended h4 {
    color: var(--success-color);
}

.requirements-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.requirements-box li {
    padding: 0.4rem 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.requirements-box li::before {
    content: "•";
    color: var(--text-tertiary);
}

.mode-selector {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.mode-option {
    background-color: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 2px solid var(--border-color);
    cursor: default;
    transition: all 0.3s ease;
}

.mode-option:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.mode-option.recommended {
    border-color: var(--success-color);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(16, 185, 129, 0.1));
}

.mode-option-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.mode-option-header span {
    font-size: 1.25rem;
}

.mode-option-header strong {
    font-size: 0.95rem;
}

.mode-badge {
    font-size: 0.7rem;
    font-weight: 500;
    /* Средняя толщина шрифта (не жирный) */
    color: var(--success-color);
    background-color: rgba(16, 185, 129, 0.08);
    /* Еле заметный зеленый фон */
    border: 1px solid rgba(16, 185, 129, 0.3);
    /* Тонкая аккуратная рамка */
    padding: 2px 8px;
    /* Компактные отступы внутри */
    border-radius: 6px;
    /* Слегка скругленные углы (выглядит строже) */
    margin-left: auto;
    line-height: 1.3;
    letter-spacing: 0.02em;
}

.mode-option p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

.feature-list-inline {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
    list-style: none;
    padding: 0;
}

.feature-list-inline li {
    background-color: var(--bg-tertiary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.feature-list-inline li span {
    font-size: 1rem;
}

.role-tags-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.role-tag-card {
    background-color: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 2px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
    user-select: none;
}

.role-tag-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.role-tag-card.root {
    border-color: #ef4444;
}

.role-tag-card.admin {
    border-color: #f59e0b;
}

.role-tag-card.user {
    border-color: #10b981;
}

.role-tag-card:hover.root {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(239, 68, 68, 0.1));
}

.role-tag-card:hover.admin {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05), rgba(245, 158, 11, 0.1));
}

.role-tag-card:hover.user {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(16, 185, 129, 0.1));
}

.role-tag-card .role-tag-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.role-tag-card strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.role-tag-card span {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.steps-horizontal {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.step-h {
    background-color: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
    user-select: none;
}

.step-h:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.step-h-number {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    margin: 0 auto var(--spacing-sm);
}

.step-h strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.step-h span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.backup-files {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin: var(--spacing-md) 0;
}

.backup-file {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
}

.backup-file-icon {
    font-size: 1.25rem;
}

.backup-file-path {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--primary-color);
    flex: 1;
}

.backup-file-desc {
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    height: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    user-select: none;
}

.social-card:active {
    transform: scale(0.98);
}

.social-card h3 {
    font-size: 1rem;
    margin: 0;
    color: var(--text-primary);
    font-weight: 600;
}

.social-icon-wrapper {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.social-icon {
    width: 100%;
    height: 100%;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

body.has-hover .social-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

body.has-hover .social-card:hover .social-icon-wrapper {
    transform: scale(1.1);
}

body.has-hover .social-card.telegram:hover {
    background: linear-gradient(135deg, rgba(42, 171, 238, 0.15), rgba(0, 136, 204, 0.1));
    border-color: #2AABEE;
    box-shadow: 0 8px 25px rgba(42, 171, 238, 0.25);
}

body.has-hover .social-card.telegram:hover .social-icon,
body.has-hover .social-card.telegram:hover h3 {
    color: #2AABEE;
}

body.has-hover .social-card.vk:hover {
    background: linear-gradient(135deg, rgba(0, 119, 255, 0.15), rgba(0, 85, 255, 0.1));
    border-color: #0077FF;
    box-shadow: 0 8px 25px rgba(0, 119, 255, 0.25);
}

body.has-hover .social-card.vk:hover .social-icon,
body.has-hover .social-card.vk:hover h3 {
    color: #0077FF;
}

body.has-hover .social-card.whatsapp:hover {
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.15), rgba(18, 140, 126, 0.1));
    border-color: #25D366;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.25);
}

body.has-hover .social-card.whatsapp:hover .social-icon,
body.has-hover .social-card.whatsapp:hover h3 {
    color: #25D366;
}

body.has-hover .social-card.facebook:hover {
    background: linear-gradient(135deg, rgba(24, 119, 242, 0.15), rgba(66, 103, 178, 0.1));
    border-color: #1877F2;
    box-shadow: 0 8px 25px rgba(24, 119, 242, 0.25);
}

body.has-hover .social-card.facebook:hover .social-icon,
body.has-hover .social-card.facebook:hover h3 {
    color: #1877F2;
}

body.has-hover .social-card.x-twitter:hover {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.08), rgba(50, 50, 50, 0.05));
    border-color: #000000;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

body.has-hover .social-card.x-twitter:hover .social-icon,
body.has-hover .social-card.x-twitter:hover h3 {
    color: #000000;
}

body.has-hover [data-theme="dark"] .social-card.x-twitter:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(200, 200, 200, 0.08));
    border-color: #ffffff;
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.15);
}

body.has-hover [data-theme="dark"] .social-card.x-twitter:hover .social-icon,
body.has-hover [data-theme="dark"] .social-card.x-twitter:hover h3 {
    color: #ffffff;
}

/* Ensure X icon is always visible and has proper contrast */
.social-card.x-twitter .social-icon {
    color: var(--text-secondary);
}

[data-theme="dark"] .social-card.x-twitter .social-icon {
    color: var(--text-secondary);
}

[data-theme="dark"] .social-card.x-twitter h3 {
    color: #ffffff;
}

/* On hover/tap in dark theme, make sure it's bright white */
[data-theme="dark"] .social-card.x-twitter:hover .social-icon,
[data-theme="dark"] .social-card.x-twitter:active .social-icon {
    color: #ffffff !important;
}

[data-theme="dark"] .social-card.x-twitter:hover h3,
[data-theme="dark"] .social-card.x-twitter:active h3 {
    color: #ffffff !important;
}

body.has-hover .social-card.instagram:hover {
    background: linear-gradient(45deg, rgba(255, 220, 128, 0.15), rgba(225, 48, 108, 0.15), rgba(131, 58, 180, 0.15));
    border-color: #e1306c;
    box-shadow: 0 8px 25px rgba(225, 48, 108, 0.25);
}

body.has-hover .social-card.instagram:hover .social-icon,
body.has-hover .social-card.instagram:hover h3 {
    color: #e1306c;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .container {
        padding: 0 32px !important;
    }

    /* Исправление: 1 колонка для карточек на планшете */
    .features-grid,
    .stats-grid,
    .tech-grid,
    .tech-grid-3,
    .docs-cards,
    .troubleshooting-cards,
    .role-tags-grid,
    .steps-horizontal,
    .requirements-grid {
        grid-template-columns: 1fr !important;
        gap: 1.5rem;
    }

    /* Footer: 2 колонки на планшете */
    .footer-content {
        grid-template-columns: 1fr 1fr !important;
        gap: 1.5rem 1rem;
        text-align: left;
    }

    .footer-section:first-child {
        grid-column: 1 / -1;
        text-align: center;
        padding-right: 0;
        margin-bottom: 0.5rem;
    }

    .footer-section:first-child .footer-social {
        justify-content: center;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2.5rem;
    }

    .hero-buttons,
    .hero-stats {
        justify-content: center;
    }

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

    .hero-title {
        font-size: 2.5rem;
    }

    .section-header,
    .page-header {
        text-align: center;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        flex-direction: column;
        padding: 2rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        z-index: 999;
        gap: 1.5rem;
        font-size: 1.1rem;
    }

    .nav-links.active {
        display: flex;
        animation: slideDown 0.3s ease forwards;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    /* Исправление: отступ для контента доков, чтобы кнопка не закрывала текст */
    .docs-container {
        display: block !important;
        padding-left: 24px !important;
    }

    .docs-sidebar {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        width: 85% !important;
        max-width: 500px !important;
        height: auto !important;
        max-height: 80vh !important;
        background-color: var(--bg-card) !important;
        border: 1px solid var(--border-color);
        border-radius: 16px !important;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3) !important;
        margin: 0 !important;
        padding: 0 !important;
        overflow-y: auto;
        z-index: 2000;
        transform: translate(-50%, -50%) scale(0.9) !important;
        opacity: 0 !important;
        visibility: hidden;
        transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    }

    .docs-sidebar.active {
        transform: translate(-50%, -50%) scale(1) !important;
        opacity: 1 !important;
        visibility: visible;
    }

    .docs-nav {
        border: none !important;
        box-shadow: none !important;
        padding: 2rem !important;
    }

    .docs-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
        z-index: 1999;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

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

    .docs-toggle {
        display: flex !important;
        position: fixed !important;
        top: 50%;
        left: 0;
        transform: translateY(-50%);
        width: 40px;
        height: 60px;
        background-color: var(--primary-color);
        color: white;
        border-radius: 0 8px 8px 0;
        border: none;
        z-index: 2001;
        box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2);
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
    }

    .docs-toggle:active,
    .docs-toggle:hover,
    .docs-toggle.active {
        transform: translateY(-50%) scale(1.1) !important;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 20px !important;
    }

    .features-grid,
    .stats-grid,
    .tech-grid,
    .tech-grid-3,
    .docs-cards,
    .troubleshooting-cards,
    .role-tags-grid,
    .steps-horizontal,
    .requirements-grid,
    .mode-selector,
    .footer-content {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .requirements-box,
    .step,
    .feature-card,
    .tech-item,
    .contact-card,
    .stat-card,
    .docs-card,
    .troubleshooting-card {
        width: 100% !important;
        padding: 1.25rem !important;
    }

    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn,
    .cta-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .footer-content,
    .backup-file {
        text-align: center;
        grid-template-columns: 1fr !important;
    }

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

    .footer-social {
        justify-content: center;
    }

    .footer-links {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem 1rem;
    }

    .footer-links li {
        margin-bottom: 0;
    }

    .backup-file {
        flex-direction: column;
        width: 100%;
    }
}

@media (max-width: 375px) {
    .container {
        padding: 0 15px !important;
    }

    .hero-title {
        font-size: 1.75rem;
        word-wrap: break-word;
    }

    .page-title,
    .section-title {
        font-size: 1.5rem;
    }

    .requirements-box li,
    .step-content p {
        font-size: 0.85rem;
    }

    html,
    body {
        max-width: 100%;
        overflow-x: hidden;
    }

    /* Theme toggle small screens */
    .theme-toggle {
        width: 34px;
        height: 34px;
    }

    .theme-icon {
        width: 16px;
        height: 16px;
    }
}

/* Page Transitions */
#app-content {
    transition: opacity 0.2s ease-in-out;
    opacity: 1;
}

.page-transition-exit {
    opacity: 0 !important;
}


/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-right: 1rem;
    /* Adjust spacing */
    font-weight: 600;
}

.lang-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 2px 5px;
    transition: all 0.2s;
    font-family: var(--font-family);
}

.lang-btn.active {
    color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.1);
    border-radius: 4px;
}

.lang-btn:hover {
    color: var(--text-primary);
}

.lang-switcher .divider {
    color: var(--border-color);
    opacity: 0.5;
}

/* =========================================
   ИСПРАВЛЕНИЕ: Выравнивание заголовков в документации
   ========================================= */

/* Выравниваем заголовок "Быстрый старт" и другие в Docs влево */
.docs-content .section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.docs-content .section-description {
    margin-left: 0;
    text-align: center;
    max-width: 100%;
}

/* Language Dropdown */
.lang-dropdown {
    position: relative;
    margin-left: auto;
}

.lang-drop-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--border-radius-sm);
    transition: transform 0.2s ease, background-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    width: 44px;
    /* Slightly wider for flag */
    height: 40px;
}

.flag-icon {
    width: 24px;
    height: 24px;
    object-fit: cover;
    border-radius: 4px;
}

.flag-icon-sm {
    width: 20px;
    height: 20px;
    object-fit: cover;
    border-radius: 3px;
}

/* Ensure right side of navbar (Language permissions + Theme) stays aligned */
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    gap: 1rem;
    /* Prevent squeezing */
}

/* Group lang and theme toggle */
.nav-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

@media (min-width: 900px) {
    .nav-container {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        align-items: center;
    }

    .nav-links {
        justify-self: center;
        margin: 0;
    }

    .nav-controls {
        justify-self: end;
    }
}

.lang-drop-btn:hover {
    transform: scale(1.05);
    background-color: var(--bg-secondary);
}

.lang-drop-content {
    display: none;
    position: absolute;
    right: 0;
    top: 120%;
    margin-top: 0;
    background-color: var(--bg-card);
    min-width: 140px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    z-index: 1000;
    overflow: hidden;
    animation: slideDown 0.2s ease forwards;
}

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

.lang-opt {
    color: var(--text-primary);
    padding: 12px 16px;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.lang-opt:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .lang-dropdown {
        margin-right: 0.5rem;
    }
}