:root {
    --bg-dark: #0a0b0d;
    --bg-card: rgba(255, 255, 255, 0.05);
    --primary: #00d395;
    --accent: #ff8c00;
    --text-main: #ffffff;
    --text-dim: #a0a0a0;
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.8);
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(10, 11, 13, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s;
}

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

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

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

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, #1a1c20 0%, #0a0b0d 100%);
    z-index: -1;
}

h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -2px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: 40px;
}

.btn {
    padding: 15px 40px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-block;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #000;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--primary);
}

.product-image-container {
    perspective: 1000px;
    margin-top: 50px;
}

.product-image {
    width: 450px;
    animation: float 6s ease-in-out infinite;
    transition: transform 0.1s ease-out;
}

/* Sections */
section {
    padding: 120px 0;
}

.section-title {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 60px;
    font-weight: 800;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 40px;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card img {
    width: 60px;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    color: var(--primary);
    font-size: 1.5rem;
}

/* Model Cards */
.model-card {
    text-align: center;
    padding: 40px;
}

.model-card img {
    width: 200px;
    margin-bottom: 30px;
}

.model-card h4 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    background: #050505;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h5 {
    font-size: 1.1rem;
    margin-bottom: 25px;
    color: var(--primary);
}

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

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: #fff;
}

.copyright {
    text-align: center;
    color: var(--text-dim);
    font-size: 0.9rem;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .product-image { width: 100%; max-width: 350px; }
    .nav-links { display: none; }
}