:root {
    --primary: #00ff88;
    --primary-glow: rgba(0, 255, 136, 0.4);
    --secondary: #0088ff;
    --bg-dark: #020205;
    --bg-glass: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.1);
    --text-white: #ffffff;
    --text-dim: #888888;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Cosmic resonance background */
.resonance-field {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 10% 20%, rgba(0, 255, 136, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 136, 255, 0.05) 0%, transparent 40%);
    z-index: -1;
}

/* Nav */
.nav {
    height: 100px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(20px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.brand {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: -1px;
    color: var(--primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

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

/* Hero */
.hero {
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-inner {
    position: relative;
    z-index: 2;
}

.hero-image-wrapper {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    opacity: 0.2;
    z-index: 1;
    pointer-events: none;
}

.hero-vantage {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(8px);
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 6.5rem;
    font-weight: 950;
    line-height: 0.85;
    letter-spacing: -4px;
    margin-bottom: 24px;
}

.hero h1 span {
    display: block;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    color: var(--text-dim);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Marketplace Grid */
.market-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    padding-bottom: 100px;
}

.product-card {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(40px);
}

.product-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity 0.3s;
}

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

.product-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--primary);
}

.product-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.product-card p {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.price-tag {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-white);
    display: block;
    margin-bottom: 24px;
}

.btn-resonance {
    width: 100%;
    padding: 16px;
    background: var(--primary);
    color: #000;
    border: none;
    border-radius: 8px;
    font-weight: 800;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-resonance:hover {
    background: var(--text-white);
    transform: scale(1.02);
}

footer {
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid var(--border);
    color: #222;
    font-size: 0.7rem;
    letter-spacing: 2px;
    font-weight: 800;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .market-grid {
        grid-template-columns: 1fr;
    }
}