/* --- POMILON INTELLIGENCE DESIGN SYSTEM --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500;700&family=Cinzel:wght@400;600&display=swap');

:root {
    /* Base Token System */
    --color-bg: #0a0a0a;
    --color-surface: #121212;
    --color-border: #2a2a2a;
    --color-text-main: #ededed;
    --color-text-muted: #888888;
    
    --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-display: 'Cinzel', serif; /* For Aetheris */
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    --nav-height: 64px;
    --max-width: 1000px;
}

/* Reset & Base */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background-color: var(--color-bg);
    color: var(--color-text-main);
    font-family: var(--font-ui);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    height: 100vh;
}

/* --- Layout Utilities --- */
.flex-center { display: flex; align-items: center; justify-content: center; }
.hidden { display: none !important; }

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-height);
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    z-index: 100;
    transition: all 0.3s ease;
}

.nav-brand {
    font-family: var(--font-mono);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text-main);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
}

.nav-menu a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    margin-left: 2rem;
    transition: color 0.2s;
    font-weight: 500;
}

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

.icon-link svg {
    vertical-align: middle;
    width: 20px;
    height: 20px;
}

/* --- Animations --- */
@keyframes slideIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-slide-in {
    animation: slideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    .navbar {
        padding: 0 1rem;
    }
    
    .nav-brand {
        font-size: 0.8rem;
    }

    .nav-menu a {
        margin-left: 1rem;
        font-size: 0.75rem;
    }
    
    .nav-menu .icon-link svg {
        width: 18px;
        height: 18px;
    }
}