:root{--color-bg: #1a1a2e;--color-surface: #16213e;--color-surface2: #0f3460;--color-text: #e0e0e0;--color-text-muted: #888;--color-accent: #4a90d9;--color-sun: #e87a90;--color-sat: #4a90d9;--color-holiday: #e05a5a;--color-today: rgba(74, 144, 217, .15);--color-border: #2a2a4a;--color-hover: rgba(255, 255, 255, .05);--row-height: 110px}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--color-bg);color:var(--color-text)}.app{height:100%;display:flex;flex-direction:column}.calendar-container{height:100%;display:flex;flex-direction:column;overflow:hidden}.calendar-header{padding:8px 12px;text-align:center;border-bottom:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0}.calendar-header h1{font-size:1.1rem;font-weight:600}.day-labels{display:grid;grid-template-columns:repeat(7,1fr);text-align:center;padding:4px 0;font-size:.75rem;font-weight:600;border-bottom:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0}.day-label{padding:2px 0}.scroll-container{flex:1;overflow-y:auto;overflow-x:hidden}.sentinel{height:1px}.week-row{display:grid;grid-template-columns:repeat(7,1fr);height:var(--row-height);border-bottom:1px solid var(--color-border)}.day-cell{padding:2px 0;border-right:1px solid var(--color-border);cursor:pointer;display:flex;flex-direction:column;justify-content:flex-start;gap:1px;height:var(--row-height);overflow:hidden;transition:background .1s}.day-cell:nth-child(7){border-right:none}.day-cell:hover{background:var(--color-hover)}.day-cell.today{background:var(--color-today)}.day-cell.other-month .day-number{opacity:.35}.day-number{font-size:.8rem;font-weight:600;padding:1px 2px;flex-shrink:0}.day-schedules{display:flex;flex-direction:column;gap:1px;overflow:hidden}.schedule-chip{font-size:.6rem;padding:0 2px;margin:0 2px;border-radius:2px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;line-height:1;height:1.3em;box-sizing:content-box}.schedule-chip.schedule-start{border-radius:2px 0 0 2px;padding-left:2px;padding-right:0;margin-left:2px;margin-right:0}.schedule-chip.schedule-end{border-radius:0 2px 2px 0;padding-left:0;padding-right:2px;margin-left:0;margin-right:2px}.schedule-chip.schedule-middle{border-radius:0;padding-left:0;padding-right:0;margin-left:0;margin-right:0}.schedule-more{font-size:.6rem;color:var(--color-text-muted);padding:0 2px}.schedule-placeholder{font-size:.6rem;height:1.3em;box-sizing:content-box;visibility:hidden}.dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:flex-end;justify-content:center;z-index:100;padding:0;overflow:hidden;transition:opacity .2s ease-out}.dialog-overlay.closing{opacity:0}.dialog{background:var(--color-surface);border-radius:16px 16px 0 0;width:100%;max-width:480px;max-height:70vh;display:flex;flex-direction:column;box-shadow:0 -4px 24px #0006;animation:slideUp .2s ease-out}.dialog.closing{animation:slideDown .2s ease-out forwards}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes slideDown{0%{transform:translateY(0)}to{transform:translateY(100%)}}.dialog-header{display:flex;justify-content:space-between;align-items:center;padding:16px;border-bottom:1px solid var(--color-border)}.dialog-header h2{font-size:1rem;font-weight:600;display:flex;align-items:center;gap:16px;flex-wrap:wrap}.dialog-holiday-name{font-size:.75rem;font-weight:400;color:var(--color-holiday);display:inline-flex;align-items:center;gap:2px}.close-btn{background:none;border:none;color:var(--color-text-muted);font-size:1.2rem;cursor:pointer;padding:4px}.dialog-body{padding:12px 16px;overflow-y:auto;flex:1;display:flex;flex-direction:column;gap:8px}.empty-msg{color:var(--color-text-muted);text-align:center;padding:24px 0}.dialog-error{color:var(--color-sun);font-size:.8rem;text-align:center;padding:8px;background:#e05a5a1a;border-radius:6px}.schedule-card{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:var(--color-surface2);border-radius:8px;gap:8px}.schedule-card-info{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}.schedule-card-info strong{font-size:.9rem}.schedule-time,.schedule-owner{font-size:.75rem;color:var(--color-text-muted)}.schedule-card-actions{display:flex;gap:2px;flex-shrink:0}.schedule-card-actions .icon-btn{background:none;border:none;color:var(--color-text-muted);padding:6px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;width:32px;height:32px;transition:background .15s,color .15s}.schedule-card-actions .icon-btn:hover{background:var(--color-hover);color:var(--color-text)}.schedule-card-actions .icon-btn.delete-btn-icon{color:#e06060}.schedule-card-actions .icon-btn.delete-btn-icon:hover{background:#e0606026;color:#e04040}.add-btn{width:100%;padding:10px;background:var(--color-accent);color:#fff;border:none;border-radius:8px;font-size:.9rem;cursor:pointer;margin-top:4px}.add-btn:hover{opacity:.9}.delete-confirm{background:var(--color-surface2);border-radius:8px;padding:16px;text-align:center;margin-top:8px}.delete-confirm p{margin:0 0 12px;font-size:.9rem}.delete-confirm-actions{display:flex;gap:8px;justify-content:center}.delete-confirm-actions button{padding:8px 20px;border-radius:8px;font-size:.85rem;cursor:pointer;border:none}.delete-confirm-actions button.cancel-btn{background:#d0d0d8;color:#1a1a2e;border:none}.delete-btn{background:var(--color-sun);color:#fff;border:none;padding:6px 14px;border-radius:6px;cursor:pointer;font-size:.85rem}.delete-btn:hover{opacity:.9}.schedule-form{display:flex;flex-direction:column;gap:10px;padding:8px 0}.schedule-form label{display:flex;flex-direction:column;gap:4px;font-size:.8rem;color:var(--color-text-muted)}.schedule-form input[type=text],.schedule-form input[type=time],.schedule-form input[type=date],.schedule-form textarea{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text);padding:8px 10px;border-radius:6px;font-size:16px;font-family:inherit}.schedule-form input[type=checkbox]{width:18px;height:18px;accent-color:var(--color-accent)}.date-fields{display:flex;gap:10px}.date-fields label{flex:1}.time-fields{display:flex;gap:10px}.time-fields label{flex:1}.schedule-form textarea{resize:vertical;min-height:60px}.form-actions{display:flex;gap:8px;margin-top:4px}.form-actions button{flex:1;padding:10px;border-radius:8px;font-size:.85rem;cursor:pointer;border:none}.form-actions button[type=submit]{background:var(--color-accent);color:#fff}.form-actions button[type=submit]:disabled{opacity:.6}.form-actions button[type=button]{background:var(--color-surface2);color:var(--color-text);border:1px solid var(--color-border)}