.hac-wrapper { border: 1px solid #ddd; padding: 16px; margin: 16px 0; background: #fafafa; }
.hac-slots { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.hac-slot { border: 1px solid #ccc; padding: 8px; min-width: 180px; background: #fff; border-radius: 4px; }
.hac-slot-free { border-color: #46b450; }
.hac-slot-busy { border-color: #dc3232; background: #f9d9d9; }
.hac-slot-time { font-weight: bold; display: block; margin-bottom: 4px; }
.hac-notice { padding: 10px 15px; margin: 10px 0; border-radius: 3px; }
.hac-notice-success { background: #e0f7e9; border-left: 4px solid #46b450; }
.hac-notice-error { background: #fdecea; border-left: 4px solid #dc3232; }
.hac-notice-warning { background: #fff8e5; border-left: 4px solid #ffb900; }
.hac-table { width: 100%; border-collapse: collapse; margin-top: 12px; }
.hac-table th, .hac-table td { border: 1px solid #ddd; padding: 6px 8px; }
.hac-notice-floating { position: fixed; bottom: 20px; right: 20px; z-index: 9999; }