:root {
    /* Premium Dark Mode Colors */
    --bg-primary: #0a0a0c;
    --bg-secondary: #121217;
    --bg-accent: #1a1a24;
    
    /* Neons & Accents (AI Vibe) */
    --accent-primary: #6366f1; /* Indigo */
    --accent-secondary: #8b5cf6; /* Violet */
    --accent-tertiary: #ec4899; /* Pink */
    --accent-glow: rgba(99, 102, 241, 0.5);
    
    /* Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Glassmorphism */
    --glass-bg: rgba(18, 18, 23, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    /* Layout */
    --nav-height: 80px;
    --container-width: 1200px;
    
    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Background Gradients */
.bg-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: 
        radial-gradient(circle at 15% 50%, rgba(99, 102, 241, 0.08), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(139, 92, 246, 0.08), transparent 25%);
    pointer-events: none;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mono-text {
    font-family: var(--font-mono);
}

/* Layout Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

/* Glassmorphism Components */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    padding: 2rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-panel:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-5px);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 0.95rem;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
    filter: brightness(1.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    background: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    display: flex;
    align-items: center;
}

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

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

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

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

/* Footer */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

/* Badges / Tags */
.tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-primary);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(99, 102, 241, 0.2);
}