/* ===== BrightGrid Design System ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --black: #0a0a0a;
    --white: #fafafa;
    --accent: #FFD23F;
    --accent-dim: #FFE580;
    --coral: #FF6B6B;
    --mint: #4ECDC4;
    --lavender: #C3B1E1;
    --surface: #141414;
    --surface-2: #1e1e1e;
    --text-secondary: #999;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--black);
    color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: 'Space Grotesk', sans-serif;
}

a { color: inherit; text-decoration: none; }

/* ---- NAV ---- */
nav {
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}
.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--white);
}
.logo span { color: var(--accent); }
.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.nav-link {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color 0.2s;
    font-weight: 500;
}
.nav-link:hover { color: var(--white); }
.nav-tag {
    font-size: 0.75rem;
    color: var(--text-secondary);
    border: 1px solid #333;
    padding: 0.35rem 0.75rem;
    border-radius: 100px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    border-radius: 100px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: -0.01em;
    border: none;
    cursor: pointer;
    transition: all 0.25s;
    text-decoration: none;
}
.btn-primary {
    background: var(--accent);
    color: var(--black);
}
.btn-primary:hover {
    background: var(--accent-dim);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(255, 210, 63, 0.2);
}
.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 1px solid #333;
}
.btn-secondary:hover {
    border-color: #555;
    background: var(--surface-2);
}
.btn-coral {
    background: var(--coral);
    color: var(--white);
}
.btn-coral:hover {
    background: #ff8585;
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(255, 107, 107, 0.2);
}
.btn-mint {
    background: var(--mint);
    color: var(--black);
}
.btn-mint:hover {
    background: #6dd8d0;
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(78, 205, 196, 0.2);
}

/* ---- FOOTER ---- */
footer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    border-top: 1px solid #1a1a1a;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
    nav { padding: 1.25rem 1.5rem; }
    footer { flex-direction: column; gap: 0.5rem; text-align: center; }
    .nav-links { gap: 1rem; }
}