:root {
    /* Color Palette */
    --bg-dark: #0a0a0c;
    --bg-card: #16161a;
    --primary: #a855f7; /* Purple */
    --secondary: #3b82f6; /* Blue */
    --accent: #22d3ee; /* Cyan */
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    
    /* Layout Constants */
    --nav-height: 70px;
    --container-max-width: 1200px;
    --border-radius: 12px;
    
    /* Shadows & Effects */
    --glass-bg: rgba(22, 22, 26, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --neon-shadow: 0 0 20px rgba(168, 85, 247, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s ease;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

/* Sections */
section {
    padding: 80px 0;
}

h1, h2, h3 {
    margin-bottom: 20px;
    font-weight: 700;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: var(--neon-shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(168, 85, 247, 0.5);
}