:root {
    --bg-base: #ffffff;
    --bg-muted: #f9fafb;
    --text-main: #111827;
    --text-secondary: #4b5563;
    --border-subtle: #e5e7eb;
    --accent-green: #10b981;
    --card-bg: #ffffff;
}

[data-theme='dark'] {
    --bg-base: #0f172a;
    --bg-muted: #1e293b;
    --text-main: #f8fafc;
    --text-secondary: #94a3b8;
    --border-subtle: #334155;
    --accent-green: #10b981;
    --card-bg: #1e293b;
}

body {
    background-color: var(--bg-base);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding-bottom: 80px;
    -webkit-font-smoothing: antialiased;
}

/* Clear fixed navbar on mobile */
@media (max-width: 767px) {
    body.has-fixed-navbar {
        padding-top: 160px;
    }
}

.serif {
    font-family: 'Playfair Display', serif;
}

.mono {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

/* Navbar Shared Styles */
.navbar {
    background-color: var(--bg-base) !important;
    border-bottom: 1px solid var(--border-subtle) !important;
    padding: 1.5rem 0;
}

.navbar-brand .mono {
    white-space: normal;
    word-wrap: break-word;
}

.navbar-brand {
    font-family: 'Playfair Display', serif;
    color: var(--text-main) !important;
    font-size: 1.5rem;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-link.active {
    color: var(--accent-green) !important;
    font-weight: 600;
}

/* Common UI Components */
.btn-ui {
    background: var(--text-main);
    color: var(--bg-base);
    border: 1px solid var(--text-main);
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-ui:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    color: var(--bg-base);
}

[data-theme='dark'] .btn-ui {
    background: var(--accent-green);
    color: #0f172a;
    border-color: var(--accent-green);
}

.badge-legacy {
    font-size: 0.65rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    padding: 4px 12px;
    border-radius: 4px;
    width: fit-content;
    display: inline-block;
}