:root{--bg-page:#0a0c11;--bg-elevated:#11151d;--bg-card:#151923;--bg-input:#0e1117;--border-subtle:#1d2330;--border-strong:#2a3040;--text-primary:#dde2eb;--text-secondary:#8993a6;--text-tertiary:#5b6478;--accent:#4f8cff;--accent-muted:#2c4670;--severity-critical:#ef4d52;--severity-warning:#e6a242;--severity-info:#6b8efb;--severity-ok:#5dba79;--font-ui:ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono:ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace}html,body{margin:0;padding:0}body{background:var(--bg-page);color:var(--text-primary);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;min-height:100vh;font-size:15px;line-height:1.5}code,pre,kbd,samp{font-family:var(--font-mono);font-size:.92em}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;font-size:inherit}:focus-visible{outline:1px solid var(--accent);outline-offset:2px}.app-header{border-bottom:1px solid var(--border-subtle);background:var(--bg-elevated);box-sizing:border-box;justify-content:flex-start;align-items:center;height:48px;padding:12px 24px;display:flex}.app-wordmark{font-family:var(--font-mono);letter-spacing:.02em;color:var(--text-secondary);font-size:13px}.app-wordmark strong{color:var(--text-primary);font-weight:600}.app-main{max-width:920px;margin:0 auto;padding:32px 24px 56px}h1,h2,h3{margin-top:0;font-weight:600}h1{letter-spacing:-.005em;margin-bottom:6px;font-size:22px}h2{margin-bottom:10px;font-size:14px}h3{margin-bottom:8px;font-size:14px}@media (max-width:600px){.app-header{height:44px;padding:10px 16px}.app-main{padding:20px 16px 40px}body{font-size:14px}}