:root{--bg: #f6f7f9;--card: #fff;--border: #e5e7eb;--text: #1f2937;--muted: #6b7280;--primary: #2563eb;--primary-d: #1d4ed8;--ok: #16a34a;--warn: #d97706;--danger: #dc2626;--star: #f59e0b;--radius: 8px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--primary);text-decoration:none}.nav{display:flex;gap:16px;align-items:center;background:var(--card);border-bottom:1px solid var(--border);padding:0 20px;height:52px}.nav .brand{font-weight:700;margin-right:12px}.nav .spacer{flex:1}.container{max-width:1080px;margin:20px auto;padding:0 20px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}.btn{background:var(--primary);color:#fff;border:none;padding:7px 14px;border-radius:6px;cursor:pointer;font-size:13px}.btn:hover{background:var(--primary-d)}.btn.ghost{background:transparent;color:var(--primary);border:1px solid var(--border)}.btn:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{width:100%;padding:7px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;font-family:inherit}label{display:block;font-size:12px;color:var(--muted);margin:8px 0 4px}.row{display:flex;gap:10px;align-items:center}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px}.muted{color:var(--muted)}.progress{background:#eef0f3;border-radius:999px;height:8px;overflow:hidden}.progress>i{display:block;height:100%;background:var(--ok)}.star{cursor:pointer;color:#d1d5db;font-size:18px}.star.on{color:var(--star)}.tree-goal{border-left:3px solid var(--border);padding-left:12px;margin:8px 0}.err{color:var(--danger);font-size:13px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px;border-bottom:1px solid var(--border)}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.table-wrap table{min-width:480px}@media (max-width: 640px){body{font-size:15px}.nav{height:auto;flex-wrap:wrap;gap:12px 14px;padding:10px 14px;position:sticky;top:0;z-index:10}.nav .brand{margin-right:4px}.nav .spacer{flex-basis:100%;height:0}.container{margin:14px auto;padding:0 12px}.card{padding:12px}.row{flex-wrap:wrap}.btn{padding:10px 16px;font-size:14px}input,textarea,select{padding:9px 10px;font-size:15px}.star{font-size:24px}th,td{padding:7px 6px;font-size:13px}}