:root{--bg: #f3f7ff;--card: #ffffff;--line: #d8e2f2;--text: #122b4e;--muted: #5f7393;--primary: #194b9a;--highlight: #fff39d}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#f8fbff 0%,var(--bg) 55%,#eaf0fb 100%);color:var(--text);font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}.page{max-width:1200px;margin:0 auto;padding:16px}.toolbar{display:grid;grid-template-columns:100px 1fr 100px;align-items:center;gap:8px}.toolbar h1{text-align:center;margin:8px 0;font-size:clamp(1.3rem,3vw,2.2rem)}button{border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:10px;padding:8px 12px}.weekdays,.grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px}.weekday{text-align:center;font-weight:700;color:var(--muted)}.day-cell{min-height:130px;border-radius:10px;border:1px solid var(--line);background:var(--card);padding:8px}.day-cell.outside{opacity:.5}.day-number{font-size:1.2rem;font-weight:700;margin-bottom:8px}.events{display:flex;flex-direction:column;gap:4px}.event-item{display:flex;flex-direction:column;align-items:flex-start;width:100%;padding:4px 6px;border:0;background:var(--highlight);border-radius:4px}.event-item small{color:#2d3a53}.overflow{margin:0;font-size:.85rem;color:var(--muted)}.fab{position:sticky;bottom:16px;margin-top:12px;float:right;background:var(--primary);color:#fff;border:none}.modal-backdrop{position:fixed;inset:0;background:#122b4e59;display:grid;place-items:center;padding:12px}.modal{width:min(100%,420px);background:var(--card);border-radius:12px;padding:16px}.form-row{display:flex;flex-direction:column;gap:4px;margin-bottom:8px}.form-row input{border:1px solid var(--line);border-radius:8px;padding:8px}.checkbox-row{display:inline-flex;align-items:center;gap:8px;color:var(--text)}.split{display:grid;grid-template-columns:1fr 1fr;gap:8px}.actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.error{color:#a51414}.hint{margin-top:6px;color:var(--muted);font-size:.9rem}.danger{border-color:#e6b6b6;color:#a51414}@media(max-width:860px){.weekdays,.grid{gap:4px}.day-cell{min-height:105px;padding:6px}.toolbar{grid-template-columns:80px 1fr 80px}}