/* Вставленный CSS код из вашего запроса */
@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap");

:root {
    /* Colors */
    --primary-color: #00ff88;
    --secondary-color: #00ccff;
    --accent-color: #ff6b6b;
    --background-dark: #0a0a0a;
    --background-secondary: #1a1a2e;
    --background-tertiary: #16213e;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --border-color: rgba(0, 255, 136, 0.3);
    --glass-bg: rgba(0, 0, 0, 0.8);

    /* Typography */
    --font-primary: "Inter", sans-serif;
    --font-heading: "Space Grotesk", sans-serif;
    --font-mono: "JetBrains Mono", monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;

    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 30px rgba(0, 255, 136, 0.2);
    --shadow-lg: 0 20px 40px rgba(0, 255, 136, 0.3);
    --shadow-glow: 0 0 20px var(--primary-color);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    background: linear-gradient(
        135deg,
        var(--background-dark) 0%,
        var(--background-secondary) 50%,
        var(--background-tertiary) 100%
    );
    color: var(--text-primary);
    overflow-x: hidden;
    cursor: none;
    line-height: 1.6;
    min-height: 100vh;
}

/* Custom Cursor */
.cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    /*transition: all 0.1s ease;*/
    transform: translate(-50%, -50%); /* Center the cursor */
    mix-blend-mode: difference;
}

.cursor.hover {
    width: 40px;
    height: 40px;
    background: rgba(0, 255, 136, 0.1);
    border-width: 3px;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: var(--background-dark);
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: 10000;
    font-weight: 600;
}

.skip-link:focus {
    top: 6px;
}

/* Background Elements */
.grid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    background-image:
        linear-gradient(rgba(0, 255, 136, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
    z-index: -1;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
    box-shadow: var(--shadow-glow);
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 0.7;
    }
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.nav.scrolled {
    padding: var(--spacing-sm) var(--spacing-xl);
    background: rgba(0, 0, 0, 0.95);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: var(--shadow-glow);
    letter-spacing: -0.02em;
    text-decoration: none;
}

.lang-switcher {
    display: flex;
    gap: var(--spacing-xs);
    background: rgba(0, 255, 136, 0.1);
    border-radius: var(--radius-lg);
    padding: 4px;
    border: 1px solid var(--border-color);
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
    font-size: 0.875rem;
}

.lang-btn.active,
.lang-btn:hover {
    background: var(--primary-color);
    color: var(--background-dark);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.nav.open .mobile-menu-btn span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
.nav.open .mobile-menu-btn span:nth-child(2) {
    opacity: 0;
}
.nav.open .mobile-menu-btn span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-normal);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-normal);
}

.nav-links a:hover::after,
.nav-links a:focus::after {
    width: 100%;
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--primary-color);
}

/* Sections */
.section {
    padding: 120px var(--spacing-xl) var(--spacing-xl);
    position: relative;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.645, 0.045, 0.355, 1);
}

#home {
    min-height: 100vh;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Typography */
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(
        45deg,
        var(--primary-color),
        var(--secondary-color)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.section-subtitle {
    text-align: center;
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xxl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.hero-section {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    width: 100%;
}

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

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(
        45deg,
        var(--primary-color),
        var(--secondary-color)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 3s ease-in-out infinite alternate;
    letter-spacing: -0.02em;
}

@keyframes titleGlow {
    0% {
        filter: drop-shadow(0 0 20px var(--primary-color));
    }
    100% {
        filter: drop-shadow(0 0 40px var(--secondary-color));
    }
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Buttons */
.cta-button {
    background: linear-gradient(
        45deg,
        var(--primary-color),
        var(--secondary-color)
    );
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--background-dark);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    font-family: var(--font-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 200px;
}

.cta-button.secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.cta-button::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transition: left var(--transition-slow);
}

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

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.cta-button.secondary:hover {
    background: var(--primary-color);
    color: var(--background-dark);
}

/* 3D Cube Visualization */
.hero-visual {
    height: 600px;
    position: relative;
    perspective: 1000px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cube-container {
    width: 300px;
    height: 300px;
    transform-style: preserve-3d;
    animation: rotateCube 20s linear infinite;
}

@keyframes rotateCube {
    0% {
        transform: rotateX(0deg) rotateY(0deg);
    }
    100% {
        transform: rotateX(360deg) rotateY(360deg);
    }
}

.cube-face {
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 0;
    color: var(--text-primary);
}

.cube-face.front {
    transform: translateZ(150px);
}
.cube-face.back {
    transform: rotateY(180deg) translateZ(150px);
}
.cube-face.right {
    transform: rotateY(90deg) translateZ(150px);
}
.cube-face.left {
    transform: rotateY(-90deg) translateZ(150px);
}
.cube-face.top {
    transform: rotateX(90deg) translateZ(150px);
}
.cube-face.bottom {
    transform: rotateX(-90deg) translateZ(150px);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

.feature-card {
    background: linear-gradient(
        135deg,
        rgba(0, 255, 136, 0.05),
        rgba(0, 204, 255, 0.05)
    );
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.feature-card::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg,
        transparent,
        rgba(0, 255, 136, 0.1),
        transparent
    );
    animation: rotate 4s linear infinite;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.feature-card:hover::before {
    opacity: 1;
}

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

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 0 10px var(--primary-color));
}

.feature-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Statistics Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xxl);
}

.stat-card {
    background: linear-gradient(
        135deg,
        rgba(0, 255, 136, 0.05),
        rgba(0, 204, 255, 0.05)
    );
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.stat-label {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Solutions Section */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xxl);
}

.solution-card {
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.6),
        rgba(26, 26, 46, 0.6)
    );
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
}

.solution-card::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 255, 136, 0.1),
        transparent
    );
    transition: left var(--transition-slow);
}

.solution-card:hover::after {
    left: 100%;
}

.solution-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.solution-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 0 10px var(--primary-color));
}

.solution-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.solution-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.solution-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.solution-features li {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    position: relative;
    padding-left: var(--spacing-md);
}

.solution-features li::before {
    content: "▶";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 0.8em;
    top: 4px;
}

.solution-stats {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.stat-highlight {
    background: linear-gradient(
        45deg,
        var(--primary-color),
        var(--secondary-color)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    font-size: 1.125rem;
}

/* Technology Section */
.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: start;
    margin-top: var(--spacing-xxl);
}

.tech-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.tech-feature {
    background: rgba(0, 255, 136, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.tech-feature h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.tech-feature ul {
    list-style: none;
}

.tech-feature li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

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

/* Code Example */
.code-example {
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(0, 255, 136, 0.1);
    border-bottom: 1px solid var(--border-color);
}

.code-header span {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--primary-color);
}

.code-tabs {
    display: flex;
    gap: var(--spacing-xs);
}

.code-tab {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
}

.code-tab.active,
.code-tab:hover {
    background: var(--primary-color);
    color: var(--background-dark);
    border-color: var(--primary-color);
}

.code-content {
    padding: var(--spacing-lg);
    max-height: 350px;
    overflow-y: auto;
}

.code-content pre {
    margin: 0;
    overflow-x: auto;
}

.code-content code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-primary);
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: start;
    margin-top: var(--spacing-xxl);
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.contact-item {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: rgba(0, 255, 136, 0.05);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.contact-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.contact-item div {
    color: var(--text-secondary);
    line-height: 1.6;
}

.quick-start {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.quick-start h4 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.quick-start ol {
    color: var(--text-secondary);
    padding-left: var(--spacing-md);
    list-style-position: inside;
}

.quick-start li {
    margin-bottom: var(--spacing-xs);
}

/* Contact Form */
.contact-form {
    background: rgba(0, 0, 0, 0.5);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-primary);
    transition: all var(--transition-normal);
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.9);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xxl) var(--spacing-xl) var(--spacing-lg);
}

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

.footer-section h4 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 350px;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--spacing-xs);
}

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

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    cursor: pointer;
    z-index: 100;
    transition: all var(--transition-normal);
    opacity: 1;
}

.scroll-indicator.hidden {
    opacity: 0;
    pointer-events: none;
}

.scroll-indicator:hover {
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-glow);
}

.scroll-indicator::after {
    content: "";
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(10px);
    }
    60% {
        transform: translateX(-50%) translateY(5px);
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--background-dark);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }

    .hero-content {
        max-width: none;
    }

    .hero-visual {
        height: 400px;
        order: -1; /* Move cube above text on medium screens */
    }

    .cube-container {
        width: 200px;
        height: 200px;
    }
    .cube-face {
        width: 200px;
        height: 200px;
        font-size: 1.25rem;
    }
    .cube-face.front {
        transform: translateZ(100px);
    }
    .cube-face.back {
        transform: rotateY(180deg) translateZ(100px);
    }
    .cube-face.right {
        transform: rotateY(90deg) translateZ(100px);
    }
    .cube-face.left {
        transform: rotateY(-90deg) translateZ(100px);
    }
    .cube-face.top {
        transform: rotateX(90deg) translateZ(100px);
    }
    .cube-face.bottom {
        transform: rotateX(-90deg) translateZ(100px);
    }

    .tech-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    .footer-section:first-child {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    body {
        cursor: auto;
    }
    .cursor {
        display: none;
    }

    .nav {
        padding: var(--spacing-sm) var(--spacing-md);
    }

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

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-md);
        border-top: 1px solid var(--border-color);
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .nav-links.active {
        display: flex;
    }

    .section {
        padding: 100px var(--spacing-md) var(--spacing-md);
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 100%;
        max-width: 300px;
    }

    .features-grid,
    .stats-grid,
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    .footer-section p {
        margin: 0 auto;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 80px var(--spacing-sm) var(--spacing-sm);
    }

    .hero-visual {
        height: 300px;
    }
    .cube-container {
        width: 150px;
        height: 150px;
    }
    .cube-face {
        width: 150px;
        height: 150px;
        font-size: 1rem;
    }
    .cube-face.front {
        transform: translateZ(75px);
    }
    .cube-face.back {
        transform: rotateY(180deg) translateZ(75px);
    }
    .cube-face.right {
        transform: rotateY(90deg) translateZ(75px);
    }
    .cube-face.left {
        transform: rotateY(-90deg) translateZ(75px);
    }
    .cube-face.top {
        transform: rotateX(90deg) translateZ(75px);
    }
    .cube-face.bottom {
        transform: rotateX(-90deg) translateZ(75px);
    }
}

/* Print Styles */
@media print {
    .cursor,
    .grid-bg,
    .particles,
    .nav,
    .scroll-indicator,
    .back-to-top,
    .hero-visual,
    .contact-form {
        display: none !important;
    }
    .section {
        break-inside: avoid;
        page-break-inside: avoid;
        padding: 2rem 0;
    }
    body {
        background: white !important;
        color: black !important;
    }
    .section-title,
    .hero-title,
    .stat-highlight {
        -webkit-text-fill-color: initial;
        background: none;
        color: black;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #00ff00;
        --secondary-color: #0099ff;
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --background-dark: #000000;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .cursor {
        display: none;
    }
}

/* Focus Styles for Accessibility */
*:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}