:root{--background:#f7f7f5;--surface:#fff;--foreground:#17171a;--muted:#6b7280;--border:#e5e7eb;--primary:#16a34a;--primary-hover:#15803d;--danger:#dc2626;--danger-bg:#fef2f2;--success-bg:#f0fdf4;--radius:10px}html{height:100%}html,body{max-width:100vw}body{min-height:100%;color:var(--foreground);background:var(--background);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}a{color:inherit}.container{max-width:960px;margin:0 auto;padding:32px 20px 80px}.container-narrow{max-width:440px;margin:0 auto;padding:48px 20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.stack{flex-direction:column;gap:16px;display:flex}.row{align-items:center;gap:12px;display:flex}.row-between{justify-content:space-between;align-items:center;gap:12px;display:flex}h1{margin-bottom:4px;font-size:1.5rem;font-weight:700}h2{font-size:1.15rem;font-weight:650}h3{font-size:1rem;font-weight:650}p.muted,span.muted,.muted{color:var(--muted);font-size:.9rem}label{margin-bottom:6px;font-size:.85rem;font-weight:600;display:block}input,textarea,select{border:1px solid var(--border);background:var(--surface);width:100%;color:var(--foreground);border-radius:8px;padding:9px 11px;font-size:.95rem}input:focus,textarea:focus,select:focus{outline:2px solid var(--primary);outline-offset:-1px}.field{margin-bottom:14px}.btn{border:1px solid var(--border);background:var(--surface);color:var(--foreground);cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:.9rem;font-weight:600;display:inline-flex}.btn:hover{background:#f3f4f6}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-danger{color:var(--danger);border-color:#fecaca}.btn-sm{padding:4px 9px;font-size:.8rem}.error-text{color:var(--danger);font-size:.85rem}.banner{border-radius:8px;padding:10px 14px;font-size:.85rem}.banner-error{background:var(--danger-bg);color:var(--danger)}.banner-success{background:var(--success-bg);color:var(--primary-hover)}.nav{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:4px;margin-bottom:24px;display:flex}.nav a{color:var(--muted);border-bottom:2px solid #0000;padding:10px 14px;font-size:.9rem;font-weight:600;text-decoration:none}.nav a.active{color:var(--foreground);border-bottom-color:var(--primary)}.topbar{border-bottom:1px solid var(--border);background:var(--surface);justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.topbar a.brand{font-size:1.05rem;font-weight:800;text-decoration:none}table{border-collapse:collapse;width:100%;font-size:.9rem}th,td{text-align:left;border-bottom:1px solid var(--border);padding:10px 8px}th{color:var(--muted);text-transform:uppercase;letter-spacing:.02em;font-size:.8rem;font-weight:600}code,.mono{background:#f3f4f6;border-radius:4px;padding:2px 5px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85em}.badge{color:var(--muted);background:#f3f4f6;border-radius:999px;padding:2px 8px;font-size:.75rem;font-weight:600;display:inline-block}.tree-node{border:1px solid var(--border);background:var(--surface);border-radius:8px;margin-bottom:8px}.tree-node-header{align-items:center;gap:8px;padding:10px 12px;display:flex}.tree-children{padding:0 0 10px 28px}.empty-state{text-align:center;color:var(--muted);padding:40px 20px}