/* Minimal standards-compliant stylesheet for the Document Controller
   landing page. Matches the dark-surface BUILD X brand without pulling
   in Tailwind. No external fonts — uses Segoe UI system stack. */

:root {
    --bg-primary:    #1e1e1e;
    --bg-secondary:  #252526;
    --bg-tertiary:   #2d2d2d;
    --accent:        #156082;
    --accent-hover:  #1B7BA3;
    --text-primary:  #E8E8E8;
    --text-secondary:#9D9D9D;
    --border:        #333333;
    --success:       #22C55E;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.55;
}

a { color: var(--accent-hover); text-decoration: none; }
a:hover { text-decoration: underline; }
code { background: var(--bg-tertiary); padding: 1px 6px; border-radius: 3px; font-size: 0.9em; }

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 40px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
}

.wordmark {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.wordmark .product {
    color: var(--text-secondary);
    font-weight: 400;
    margin-left: 6px;
}

header nav { display: flex; gap: 24px; }
header nav a { color: var(--text-secondary); font-size: 0.9rem; }
header nav a:hover { color: var(--text-primary); text-decoration: none; }

main { max-width: 960px; margin: 0 auto; padding: 64px 32px; }

.hero h1 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    margin: 0 0 20px;
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 680px;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin: 40px 0 12px;
}

.cta {
    display: inline-flex;
    align-items: center;
    padding: 14px 28px;
    border-radius: 6px;
    font-weight: 500;
    font-size: 1rem;
    text-decoration: none;
    transition: background 0.15s;
}

.cta.primary {
    background: var(--accent);
    color: #fff;
    border: 1px solid var(--accent);
}

.cta.primary:hover { background: var(--accent-hover); text-decoration: none; }

.cta.secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.cta.secondary:hover { background: var(--bg-secondary); text-decoration: none; }

.meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    margin-top: 96px;
    padding-top: 48px;
    border-top: 1px solid var(--border);
}

.features div h2 {
    font-size: 1rem;
    margin: 0 0 10px;
    color: var(--text-primary);
}

.features div p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

footer {
    max-width: 960px;
    margin: 64px auto 32px;
    padding: 0 32px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}