:root {
    --bg-dark: #0f0c29;
    --accent-blue: #24243e;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #ffffff;
    --primary-gradient: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background Blobs Animati */
.background-blobs {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 20% 30%, #301b7a 0%, transparent 40%),
                radial-gradient(circle at 80% 70%, #1a3a8a 0%, transparent 40%);
    z-index: -1;
}

/* Glass UI Elements */
.glass-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 10%;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo { font-size: 1.8rem; font-weight: 700; letter-spacing: 2px; }
.logo span { color: #2575fc; }

.nav-links { display: flex; list-style: none; gap: 2rem; }
.nav-links a { 
    color: white; text-decoration: none; font-weight: 400; 
    transition: 0.3s; opacity: 0.7;
}
.nav-links a:hover, .nav-links a.active { opacity: 1; color: #2575fc; }

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    transition: transform 0.3s ease;
}

/* Hero Section */
.hero { padding: 4rem 10%; }
.main-hero { text-align: center; margin-bottom: 3rem; }
.main-hero h1 { font-size: 3rem; margin-bottom: 1rem; }
.subtitle { font-size: 1.2rem; margin-bottom: 2rem; opacity: 0.8; }

.cta-group { display: flex; justify-content: center; gap: 1rem; }

/* Buttons */
.btn {
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}
.btn-primary { background: var(--primary-gradient); color: white; }
.btn-secondary { border: 1px solid white; color: white; }
.btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.2); }

/* Grid */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.interactive-card:hover { transform: translateY(-10px); background: rgba(255,255,255,0.1); }
.link-btn { color: #2575fc; text-decoration: none; font-weight: bold; margin-top: 10px; display: block; }

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .main-hero h1 { font-size: 2rem; }
}