:root{--bg:#f6f7fb;--surface:#ffffff;--border:#e2e5ee;--fg:#1a1d29;--muted:#6b7180;--primary:#4051b5;--primary-fg:#ffffff;--ok:#16a34a;--warn:#d97706;--danger:#dc2626;--radius:10px;--shadow:0 1px 2px rgba(16,20,40,0.06),0 4px 14px rgba(16,20,40,0.05)}@media (prefers-color-scheme:dark){:root{--bg:#14161d;--surface:#1c1f29;--border:#2b2f3d;--fg:#e8eaf2;--muted:#9aa1b4;--primary:#7c8cf0;--primary-fg:#10121a;--shadow:0 1px 2px rgba(0,0,0,0.4)}}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:IBM Plex Sans Thai,Noto Sans Thai,Sarabun,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.65;-webkit-text-size-adjust:100%}a{color:var(--primary)}.shell{max-width:900px;margin:0 auto;padding:0 1rem 4rem}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:var(--surface);border-bottom:1px solid var(--border)}.topbar__inner{max-width:900px;margin:0 auto;padding:.7rem 1rem;display:flex;align-items:center;gap:.8rem}.brand{font-weight:700;letter-spacing:-.01em;text-decoration:none;color:var(--fg)}.brand small{display:block;font-weight:400;font-size:.7rem;color:var(--muted)}.topbar nav{-webkit-margin-start:auto;margin-inline-start:auto;display:flex;gap:.2rem;align-items:center}.topbar nav a{padding:.35rem .7rem;border-radius:8px;text-decoration:none;color:var(--muted);font-size:.9rem}.topbar nav a:hover{background:var(--bg);color:var(--fg)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.1rem;margin:1rem 0}.card>h2{margin:0 0 .2rem;font-size:1.05rem}.card>p.hint{margin:0 0 .9rem;color:var(--muted);font-size:.85rem}.grid{display:grid;grid-gap:1rem;gap:1rem}@media (min-width:720px){.grid.cols-2{grid-template-columns:1fr 1fr}}.btn,button{font:inherit;cursor:pointer;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--fg);padding:.45rem .85rem;transition:background .12s,border-color .12s}.btn:hover,button:hover{border-color:var(--primary)}.btn.primary,button.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-fg);font-weight:600}button:disabled{opacity:.55;cursor:not-allowed}.chips{display:flex;flex-wrap:wrap;gap:.4rem}.chip{padding:.3rem .7rem;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-size:.85rem}.chip.is-active{background:var(--primary);border-color:var(--primary);color:var(--primary-fg)}label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:.25rem}input,select,textarea{font:inherit;width:100%;padding:.5rem .65rem;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--fg)}.field{margin-bottom:.8rem}.row{display:flex;gap:.7rem;flex-wrap:wrap}.row>*{flex:1 1 10rem}table{width:100%;border-collapse:collapse;font-size:.9rem}td,th{text-align:start;padding:.5rem .4rem;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:.8rem}td.num,th.num{text-align:end;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.notice{padding:.7rem .9rem;border-radius:8px;font-size:.9rem;margin:.6rem 0}.notice.ok{background:color-mix(in srgb,var(--ok) 12%,transparent);color:var(--ok)}.notice.warn{background:color-mix(in srgb,var(--warn) 14%,transparent);color:var(--warn)}.notice.danger{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger)}.muted{color:var(--muted)}.small{font-size:.82rem}.mono{font-family:ui-monospace,JetBrains Mono,Menlo,monospace}.stat{font-size:1.6rem;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}