:root{font-family:system-ui,sans-serif;color:#1f2937;background:#f3f4f6}body{margin:0}main{max-width:1200px;margin:0 auto;padding:16px}.calendar-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:16px;align-items:start}.calendar-surface,.event-debug-panel{padding:16px;border:1px solid #d1d5db;border-radius:8px;background:#fff}.calendar-loading,.calendar-error{padding:32px;text-align:center}.calendar-loading-target{visibility:hidden;height:0;overflow:hidden}.calendar-hidden{display:none}.calendar-message{padding:10px 12px;border-radius:6px;color:#991b1b;background:#fee2e2}.selected-event-title{font-weight:700}button,input{font:inherit}button{padding:7px 12px;border:1px solid #9ca3af;border-radius:6px;cursor:pointer;background:#fff}button:disabled{cursor:not-allowed;opacity:.6}.danger-button{margin-top:16px;color:#fff;border-color:#b91c1c;background:#b91c1c}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;place-items:center;padding:16px;background:#1118278c}.event-modal{width:min(400px,100%);padding:20px;border-radius:8px;background:#fff;box-shadow:0 16px 40px #00000040}.event-modal h2{margin-top:0}.event-modal label,.event-modal input{display:block;width:100%;box-sizing:border-box}.event-modal input{margin-top:6px;padding:8px;border:1px solid #9ca3af;border-radius:6px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.event-debug-panel h2{margin-top:0;font-size:1rem}.event-debug-panel dl{display:grid;grid-template-columns:auto 1fr;gap:8px;font-size:.8rem;overflow-wrap:anywhere}.event-debug-panel dt{font-weight:700}.event-debug-panel dd{margin:0}@media (max-width: 760px){.calendar-layout{grid-template-columns:1fr}.fc .fc-toolbar{align-items:flex-start;gap:8px}}