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

:root {
    /* Futuristic Color Palette */
    --color-primary: #0066ff;
    --color-secondary: #8b5cf6;
    --color-accent: #00d9ff;
    --color-dark: #0a0e27;
    --color-darker: #050816;
    --color-light: #ffffff;
    --color-gray: #8892b0;
    --color-gray-light: #ccd6f6;
    --color-background: #0f1729;
    --color-card: #1a1f3a;
    --color-card-hover: #252b4a;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0066ff 0%, #00d9ff 100%);
    --gradient-secondary: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    --gradient-hero: linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 102, 255, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 102, 255, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 102, 255, 0.3);
    --shadow-glow: 0 0 20px rgba(0, 217, 255, 0.4);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--color-background);
    color: var(--color-gray-light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 102, 255, 0.2);
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-accent {
    color: var(--color-accent);
    -webkit-text-fill-color: var(--color-accent);
    font-weight: 900;
}

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--color-gray-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(0, 102, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    animation: fadeInUp 1s ease;
}

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

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hero-title-line {
    display: block;
}

.hero-title-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-gray);
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.2s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::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: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-light);
    box-shadow: var(--shadow-md);
}

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

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.125rem;
}

.btn-icon {
    width: 1.25rem;
    height: 1.25rem;
}

.btn-buy {
    width: 100%;
    justify-content: center;
}

/* Section Styles */
.products-section,
.benefits-section,
.contacts-section {
    padding: 6rem 0;
    position: relative;
}

.section-title {
    font-size: 3rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 4rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease;
}

/* Products Category */
.products-category {
    margin-bottom: 5rem;
}

.category-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-light);
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.category-icon {
    width: 2.5rem;
    height: 2.5rem;
    stroke: var(--color-accent);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--color-card);
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.8s ease;
}

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

.product-card:hover {
    background: var(--color-card-hover);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-8px);
}

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

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gradient-primary);
    color: var(--color-light);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    z-index: 1;
}

.product-badge.badge-premium {
    background: var(--gradient-secondary);
}

.product-badge.badge-deluxe {
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
}

.product-icon {
    width: 4rem;
    height: 4rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(0, 102, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--color-accent);
}

.product-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-light);
    margin-bottom: 1rem;
}

.product-description {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    min-height: 4.8rem;
}

.product-price {
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.price-period {
    font-size: 1.25rem;
    font-weight: 600;
    opacity: 0.7;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: var(--color-card);
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition-normal);
    animation: fadeInUp 0.8s ease;
}

.benefit-card:hover {
    background: var(--color-card-hover);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-8px);
}

.benefit-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1.5rem;
    padding: 1rem;
    background: rgba(0, 102, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--color-accent);
    stroke-width: 2;
}

.benefit-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-light);
    margin-bottom: 1rem;
}

.benefit-description {
    color: var(--color-gray);
    line-height: 1.6;
}

/* Contacts Grid */
.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    background: var(--color-card);
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    transition: var(--transition-normal);
    animation: fadeInUp 0.8s ease;
}

.contact-card:hover {
    background: var(--color-card-hover);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-8px);
}

.contact-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1.5rem;
    padding: 1rem;
    background: rgba(0, 102, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--color-accent);
    stroke-width: 2;
}

.contact-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-light);
    margin-bottom: 1rem;
}

.contact-link {
    display: inline-block;
    font-size: 1.25rem;
    color: var(--color-accent);
    text-decoration: none;
    margin-bottom: 1rem;
    transition: var(--transition-fast);
}

.contact-link:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.contact-description {
    color: var(--color-gray);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--color-darker);
    border-top: 1px solid rgba(0, 102, 255, 0.2);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--color-gray);
    max-width: 400px;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-heading {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-light);
    margin-bottom: 0.5rem;
}

.footer-link {
    color: var(--color-gray);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 102, 255, 0.1);
    text-align: center;
}

.footer-copyright {
    color: var(--color-gray);
    margin-bottom: 0.5rem;
}

.footer-disclaimer {
    font-size: 0.875rem;
    color: var(--color-gray);
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .products-grid,
    .benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .contacts-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .nav {
        gap: 1.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 3rem;
    }
    
    .category-title {
        font-size: 1.5rem;
    }
    
    .products-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-card,
    .benefit-card,
    .contact-card {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .nav {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.875rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn-large {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .products-section,
    .benefits-section,
    .contacts-section {
        padding: 4rem 0;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeInUp 0.8s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Scroll Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}