/* Импорт современных шрифтов */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* Сброс стилей */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Современная дизайн-система */
:root {
    /* Spacing система */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;
    --space-5xl: 128px;
    
    /* Современная цветовая палитра */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #8b5cf6;
    --color-secondary: #06b6d4;
    --color-accent: #f59e0b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    
    --color-neutral-50: #fafafa;
    --color-neutral-100: #f5f5f5;
    --color-neutral-200: #e5e5e5;
    --color-neutral-300: #d4d4d4;
    --color-neutral-400: #a3a3a3;
    --color-neutral-500: #737373;
    --color-neutral-600: #525252;
    --color-neutral-700: #404040;
    --color-neutral-800: #262626;
    --color-neutral-900: #171717;
    
    --color-white: #ffffff;
    --color-black: #000000;
    
    /* Градиенты */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-dark: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    --gradient-cyber: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    
    /* Типографика */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Monaco', 'Cascadia Code', monospace;
    
    --text-xs: 12px;
    --text-sm: 14px;
    --text-base: 16px;
    --text-lg: 18px;
    --text-xl: 20px;
    --text-2xl: 24px;
    --text-3xl: 30px;
    --text-4xl: 36px;
    --text-5xl: 48px;
    --text-6xl: 60px;
    --text-7xl: 72px;
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    
    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;
    
    /* Тени */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* Радиусы */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Анимации */
    --transition-fast: 150ms ease-out;
    --transition-normal: 250ms ease-out;
    --transition-slow: 350ms ease-out;
    
    /* Layout */
    --max-width: 1280px;
    --grid-columns: 12;
    --grid-gap: var(--space-lg);
}

/* Основные стили */
body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: var(--line-height-normal);
    color: var(--color-neutral-800);
    background: var(--color-white);
    font-weight: var(--font-weight-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

/* Контейнер */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Современная типографика */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-lg);
    color: var(--color-neutral-900);
    letter-spacing: -0.025em;
}

h1 {
    font-size: var(--text-6xl);
    font-weight: var(--font-weight-black);
    letter-spacing: -0.04em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: var(--text-4xl);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.02em;
}

h3 {
    font-size: var(--text-2xl);
    font-weight: var(--font-weight-semibold);
}

h4 {
    font-size: var(--text-xl);
    font-weight: var(--font-weight-semibold);
}

h5 {
    font-size: var(--text-lg);
    font-weight: var(--font-weight-medium);
}

h6 {
    font-size: var(--text-base);
    font-weight: var(--font-weight-medium);
}

p {
    margin-bottom: var(--space-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-600);
}

/* Ссылки */
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* Списки */
ul, ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

li {
    margin-bottom: var(--space-sm);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-600);
}

/* Код */
code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    background: var(--color-neutral-100);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
}

pre {
    font-family: var(--font-mono);
    background: var(--color-neutral-900);
    color: var(--color-neutral-100);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin-bottom: var(--space-lg);
}

/* Модульная сетка */
.grid {
    display: grid;
    grid-template-columns: repeat(var(--grid-columns), 1fr);
    gap: var(--grid-gap);
    margin-bottom: var(--module-double);
}

.grid-1 { grid-column: span 1; }
.grid-2 { grid-column: span 2; }
.grid-3 { grid-column: span 3; }
.grid-4 { grid-column: span 4; }
.grid-5 { grid-column: span 5; }
.grid-6 { grid-column: span 6; }
.grid-7 { grid-column: span 7; }
.grid-8 { grid-column: span 8; }
.grid-9 { grid-column: span 9; }
.grid-10 { grid-column: span 10; }
.grid-11 { grid-column: span 11; }
.grid-12 { grid-column: span 12; }

/* Современный хедер */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-neutral-200);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: all var(--transition-normal);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-weight: var(--font-weight-bold);
    font-size: var(--text-xl);
    color: var(--color-neutral-900);
}

.logo-img {
    height: 40px;
    width: auto;
    transition: transform var(--transition-fast);
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

.logo-text {
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-600);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-neutral-50);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.nav-link.active:hover {
    color: var(--color-white);
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

/* Мобильное меню */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background: var(--color-neutral-100);
}

/* Современная Hero секция */
.hero {
    padding: var(--space-5xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%" r="50%"><stop offset="0%" stop-color="%236366f1" stop-opacity="0.1"/><stop offset="100%" stop-color="%236366f1" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="300" fill="url(%23a)"/><circle cx="800" cy="800" r="400" fill="url(%23a)"/></svg>');
    opacity: 0.6;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    min-height: 600px;
}

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-size: var(--text-7xl);
    font-weight: var(--font-weight-black);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-lg);
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-xl);
    font-weight: var(--font-weight-medium);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-description {
    font-size: var(--text-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-700);
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-visual::before {
    content: '';
    width: 400px;
    height: 400px;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.1;
    position: absolute;
    animation: float 6s ease-in-out infinite;
}

.hero-visual-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 300px;
    height: 300px;
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-2xl);
    animation: pulse 4s ease-in-out infinite;
}

.security-icon {
    font-size: 120px;
    animation: rotate 8s linear infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg) var(--space-2xl);
    background: var(--gradient-primary);
    color: var(--color-white);
    text-decoration: none;
    font-size: var(--text-lg);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:active {
    transform: translateY(0);
}

/* Анимации */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Секции */
.services,
.features,
.content {
    padding: var(--space-5xl) 0;
}

.section-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4xl);
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* Современная сетка услуг */
.services .container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-4xl);
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-neutral-200);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    transition: all var(--transition-normal);
    font-size: var(--text-2xl);
    color: var(--color-white);
}

.service-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-md);
    color: var(--color-neutral-900);
    line-height: var(--line-height-tight);
}

.service-description {
    font-size: var(--text-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-xl);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    background: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.service-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.service-link:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.service-link:hover::after {
    transform: translateX(4px);
}

/* Современные фичи */
.features {
    background: var(--color-neutral-50);
}

.features .container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-4xl);
}

.feature {
    background: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-neutral-200);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transition: transform var(--transition-normal);
}

.feature:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature:hover::before {
    transform: scaleY(1);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-accent);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    font-size: var(--text-xl);
    color: var(--color-white);
}

.feature-title {
    font-size: var(--text-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-md);
    color: var(--color-neutral-900);
}

.feature-description {
    font-size: var(--text-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-600);
}

/* Современный контент */
.content .container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.content-section {
    margin-bottom: var(--space-5xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.content-section h2 {
    font-size: var(--text-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2xl);
    color: var(--color-neutral-900);
    position: relative;
}

.content-section h2::after {
    content: '';
    position: absolute;
    bottom: -var(--space-md);
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.content-section h3 {
    font-size: var(--text-2xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-lg);
    color: var(--color-neutral-900);
}

.content-section h4 {
    font-size: var(--text-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-md);
    color: var(--color-neutral-800);
}

.content-section p {
    font-size: var(--text-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-lg);
}

.content-section ul {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.content-section li {
    font-size: var(--text-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-sm);
    position: relative;
}

.content-section li::marker {
    color: var(--color-primary);
}

.content-section li strong {
    color: var(--color-neutral-900);
    font-weight: var(--font-weight-semibold);
}

.steps-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--space-2xl);
    counter-reset: step-counter;
}

.steps-list li {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--color-neutral-200);
    position: relative;
    padding-left: var(--space-4xl);
    margin-bottom: 0;
}

.steps-list li::before {
    content: counter(step-counter, decimal-leading-zero);
    counter-increment: step-counter;
    position: absolute;
    left: 0;
    top: var(--space-lg);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    background: var(--gradient-primary);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.steps-list li strong {
    display: block;
    font-size: var(--text-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-sm);
}

.highlight-box {
    background: linear-gradient(135deg, var(--color-neutral-50) 0%, var(--color-white) 100%);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-neutral-200);
    border-left: 4px solid var(--color-primary);
    margin: var(--space-2xl) 0;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.highlight-box::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    opacity: 0.05;
    border-radius: 50%;
    transform: translate(30px, -30px);
}

.highlight-box h3 {
    font-size: var(--text-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-lg);
    color: var(--color-neutral-900);
    position: relative;
    z-index: 1;
}

.highlight-box h4 {
    font-size: var(--text-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-md);
    color: var(--color-neutral-800);
    position: relative;
    z-index: 1;
}

.highlight-box p {
    font-size: var(--text-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 1;
}

.highlight-box ul {
    position: relative;
    z-index: 1;
}

.highlight-box li {
    position: relative;
    z-index: 1;
}

/* Современный футер */
.footer {
    background: var(--gradient-dark);
    color: var(--color-white);
    padding: var(--space-5xl) 0 var(--space-2xl);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%" r="50%"><stop offset="0%" stop-color="%236366f1" stop-opacity="0.1"/><stop offset="100%" stop-color="%236366f1" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="200" fill="url(%23a)"/><circle cx="800" cy="800" r="300" fill="url(%23a)"/></svg>');
    opacity: 0.3;
}

.footer .container {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
    gap: var(--space-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-weight: var(--font-weight-bold);
    font-size: var(--text-xl);
    color: var(--color-white);
}

.footer-logo-img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-logo-text {
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-nav {
    display: flex;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.footer-link {
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-300);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
}

.footer-bottom p {
    font-size: var(--text-sm);
    color: var(--color-neutral-400);
    margin: 0;
}

/* Современные формы */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-neutral-200);
}

.form-group {
    margin-bottom: var(--space-xl);
}

.form-group label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--space-lg);
    border: 2px solid var(--color-neutral-200);
    background: var(--color-white);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    color: var(--color-neutral-900);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-xs);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font-primary);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: var(--text-sm);
    line-height: var(--line-height-relaxed);
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    margin-top: 2px;
}

.checkbox-label a {
    color: var(--color-primary);
    text-decoration: underline;
}

.checkbox-label a:hover {
    color: var(--color-primary-dark);
}

/* Кнопки */
button[type="submit"] {
    width: 100%;
    padding: var(--space-lg) var(--space-2xl);
    background: var(--gradient-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-xl);
    font-size: var(--text-lg);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

button[type="submit"]:active {
    transform: translateY(0);
}

/* Таблицы */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.comparison-table th,
.comparison-table td {
    padding: var(--space-lg);
    text-align: left;
    border-bottom: 1px solid var(--color-neutral-200);
}

.comparison-table th {
    background: var(--color-neutral-50);
    font-weight: var(--font-weight-semibold);
    color: var(--color-neutral-900);
}

.comparison-table tr:hover {
    background: var(--color-neutral-50);
}

/* Цены */
.price {
    font-size: var(--text-4xl);
    font-weight: var(--font-weight-black);
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.price-period {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
    margin-bottom: var(--space-lg);
}

.features-list {
    list-style: none;
    padding: 0;
    margin: var(--space-lg) 0;
}

.features-list li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-neutral-100);
    position: relative;
    padding-left: var(--space-xl);
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: var(--space-sm);
    color: var(--color-success);
    font-weight: var(--font-weight-bold);
}

.features-list li:last-child {
    border-bottom: none;
}

/* Адаптивность */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .features-list {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero {
        padding: var(--space-4xl) 0;
    }
    
    .hero-title {
        font-size: var(--text-5xl);
    }
    
    .hero-subtitle {
        font-size: var(--text-lg);
    }
    
    .section-title {
        font-size: var(--text-4xl);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .features-list {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-nav {
        justify-content: center;
    }
    
    .content-section {
        margin-bottom: var(--space-3xl);
    }
    
    .content-section h2 {
        font-size: var(--text-3xl);
    }
    
    .highlight-box {
        padding: var(--space-xl);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--text-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--text-base);
    }
    
    .section-title {
        font-size: var(--text-3xl);
    }
    
    .service-card,
    .feature {
        padding: var(--space-xl);
    }
    
    .contact-form {
        padding: var(--space-xl);
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: var(--space-md);
    }
    
    .cta-button {
        padding: var(--space-md) var(--space-xl);
        font-size: var(--text-base);
    }
    
    .footer-nav {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .steps-list li {
        padding-left: var(--space-2xl);
    }
    
    .steps-list li::before {
        width: 24px;
        height: 24px;
        font-size: var(--text-xs);
    }
}

/* Page Header */
.page-header {
    padding: var(--space-5xl) 0;
    background: var(--gradient-cyber);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%" r="50%"><stop offset="0%" stop-color="%236366f1" stop-opacity="0.2"/><stop offset="100%" stop-color="%236366f1" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="200" fill="url(%23a)"/><circle cx="800" cy="800" r="300" fill="url(%23a)"/></svg>');
    opacity: 0.6;
}

.page-header .container {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.page-title {
    font-size: var(--text-6xl);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--space-lg);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.page-subtitle {
    font-size: var(--text-xl);
    color: var(--color-neutral-300);
    font-weight: var(--font-weight-medium);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* Дополнительные утилиты */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }

/* Анимации появления при скролле */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Улучшенная прокрутка */
html {
    scroll-behavior: smooth;
}

/* Выделение текста */
::selection {
    background: var(--color-primary);
    color: var(--color-white);
}

::-moz-selection {
    background: var(--color-primary);
    color: var(--color-white);
}