/* Upflexity — Global Styles */

:root {
    --bg-primary: #F8F9FA;
    --bg-secondary: #F1F3F5;
    --border-color: #E2E4E8;
    --accent: #374151;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Inter', sans-serif;
}

* {
    font-family: var(--font-sans);
}

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

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

.mono-label {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Nav */
.site-nav {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-nav .logo {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    text-decoration: none;
}

.site-nav .nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.site-nav a.nav-link {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s;
}

.site-nav a.nav-link:hover {
    color: var(--text-primary);
}

/* Buttons */
.btn-primary {
    background: var(--accent);
    color: #FFFFFF;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 10px 24px;
    border-radius: 4px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: opacity 0.15s;
    display: inline-block;
}

.btn-primary:hover {
    opacity: 0.88;
}

/* Sections */
.section-primary {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.section-secondary {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.section-label {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
}

/* Cards */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
}

/* Footer */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 24px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-link-btn {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: color 0.15s;
}

.nav-link-btn:hover {
    color: var(--text-primary);
}