:root {
    --primary: #00d2ff;
    --primary-glow: rgba(0, 210, 255, 0.3);
    --secondary: #92fe9d;
    --dark-bg: #0a0a0c;
    --card-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #e0e0e0;
    --text-dim: #a0a0a0;
    --accent-gradient: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    --titanium-gradient: linear-gradient(135deg, #2c3e50 0%, #000000 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Cairo', system-ui, -apple-system, sans-serif;
}

[dir="rtl"] * {
    font-family: 'Cairo', 'Inter', sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Glassmorphism Utility */
.glass {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
}

/* Layout */
.container {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: 2rem;
}

/* Typography */
h1, h2, h3 {
    font-weight: 800;
    letter-spacing: -0.02em;
}

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

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: background 0.3s ease;
}

header.scrolled {
    background: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--primary-glow);
}

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

.hero::before {
    content: '';
    position: absolute;
    inset-block-start: -10%;
    inset-inline-end: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    z-index: -1;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
}

/* Features Section */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-block-end: 60px;
}

.section-title h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

.feature-card {
    padding: 2.5rem;
    transition: transform 0.3s, border-color 0.3s;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
}

/* Product Showcase */
.product-card {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-bottom: 80px;
}

.product-card:nth-child(even) {
    flex-direction: row-reverse;
}

.product-image {
    flex: 1;
    height: 400px;
    background: var(--glass-border);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--glass-border);
}

.product-info {
    flex: 1;
}

.product-info h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.badge {
    background: rgba(0, 210, 255, 0.1);
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: inline-block;
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.2, 1, 0.3, 1);
}

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

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }
    .product-card {
        flex-direction: column !important;
        gap: 2rem;
    }
    .nav-links {
        display: none;
    }
}