:root{--bg:#f4f6f8;--surface:#ffffff;--border:#d9dee5;--text:#0f172a;--muted:#475569;--accent:#0a5c8f;--accent-soft:#e3f2fb;--warn:#b45309}*{box-sizing:border-box}body{margin:0;font-family:Noto Sans TC,Microsoft JhengHei,sans-serif;background:radial-gradient(circle at top left,#fef3c7,transparent 40%),radial-gradient(circle at right top,#dbeafe,transparent 45%),var(--bg);color:var(--text)}a{color:var(--accent);text-decoration:none}main{max-width:1100px;margin:0 auto;padding:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:16px}.row{display:flex;gap:12px;flex-wrap:wrap}button,input,select,textarea{font:inherit}input,select,textarea{width:100%;border:1px solid var(--border);background:#fff;border-radius:8px;padding:10px}button{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;padding:9px 12px;cursor:pointer}button.secondary{background:var(--surface);color:var(--accent)}table{width:100%;border-collapse:collapse}td,th{border:1px solid var(--border);text-align:left;vertical-align:top;padding:8px}th{background:var(--accent-soft)}.muted{color:var(--muted);font-size:14px}.quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:12px;gap:12px}.quick-tile{display:flex;align-items:center;justify-content:center;min-height:96px;padding:12px;border:1px solid var(--accent);border-radius:12px;background:var(--accent-soft);color:var(--accent);font-weight:700;text-align:center}.quick-tile:hover{background:#d8eefa}@media (max-width:640px){.quick-grid{grid-template-columns:1fr}}