/* ETHRAEON.AI — Main Stylesheet */
/* Version: 1.0 */
/* Date: November 30, 2025 */
/* Design System: EUDS Premium */

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* EUDS Premium Colors */
    --color-bg: #0A0A0F;
    --color-text: #E0E0E0;
    --color-text-dim: #888888;
    --color-cyan: #00D4FF;
    --color-green: #00FF88;
    --color-gold: #D4AF37;
    --color-border: rgba(0, 212, 255, 0.1);
    --color-glass: rgba(255, 255, 255, 0.02);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Spacing */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 40px;
    --space-xl: 64px;

    /* Radius */
    --radius: 16px;
    --radius-sm: 8px;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--color-cyan);
}

h2 {
    font-size: 2rem;
    color: var(--color-cyan);
}

h3 {
    font-size: 1.5rem;
    color: var(--color-green);
}

p {
    margin-bottom: var(--space-sm);
    max-width: 65ch;
}

a {
    color: var(--color-cyan);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-green);
}

code {
    font-family: var(--font-mono);
    background: rgba(0, 212, 255, 0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}

/* ===== LAYOUT ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-xl) 0;
}

/* ===== HEADER ===== */
header {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-cyan);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

nav ul {
    display: flex;
    gap: var(--space-md);
    list-style: none;
}

nav a {
    font-weight: 500;
    font-size: 0.95rem;
}

/* ===== HERO ===== */
.hero {
    padding: var(--space-xl) 0;
    text-align: center;
}

.hero h1 {
    margin-bottom: var(--space-sm);
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--color-text-dim);
    margin-bottom: var(--space-lg);
    max-width: 50ch;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-cyan) 0%, var(--color-green) 100%);
    color: var(--color-bg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.3);
    color: var(--color-bg);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--color-cyan);
    color: var(--color-cyan);
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-cyan);
}

/* ===== CARDS & TILES ===== */
.card {
    background: var(--color-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--space-md);
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--color-cyan);
    transform: translateY(-4px);
}

.card h3 {
    margin-bottom: var(--space-sm);
}

.card p {
    color: var(--color-text-dim);
    margin-bottom: var(--space-sm);
}

.grid {
    display: grid;
    gap: var(--space-md);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* ===== BADGE & STATUS ===== */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-live {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--color-green);
    color: var(--color-green);
}

.badge-pending {
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
}

/* ===== TABLE ===== */
table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-md) 0;
}

th, td {
    text-align: left;
    padding: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

th {
    color: var(--color-cyan);
    font-weight: 600;
}

/* ===== FOOTER ===== */
footer {
    border-top: 1px solid var(--color-border);
    padding: var(--space-lg) 0;
    margin-top: var(--space-xl);
    text-align: center;
    color: var(--color-text-dim);
    font-size: 0.9rem;
}

footer .sigil {
    color: var(--color-cyan);
    margin: 0 var(--space-xs);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    nav ul {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .cta-buttons {
        flex-direction: column;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.text-dim {
    color: var(--color-text-dim);
}

.text-mono {
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.mt-lg {
    margin-top: var(--space-lg);
}

.mb-lg {
    margin-bottom: var(--space-lg);
}