/**
 * NotesAi Calendar view (BD-028) — navy workspace, unified Internal/Google events.
 */

#notesaiViewCalendar {
    background: linear-gradient(165deg, #243854 0%, #2e4465 55%, #334155 100%);
    overflow: auto;
    color: #f1f5f9;
}

#notesaiCalendarHost {
    box-sizing: border-box;
    width: 94%;
    max-width: 1280px;
    min-height: 100%;
    margin: 0 auto;
    padding: 16px 0 28px;
}

#notesaiCalendarHost.is-visible {
    display: block;
}

.db-cal {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: calc(100vh - 88px);
}

.db-cal-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.db-cal-toolbar-left,
.db-cal-toolbar-mid,
.db-cal-toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.db-cal-title {
    margin: 0 0 0 6px;
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: #f8fafc;
}

.db-cal-nav,
.db-cal-today,
.db-cal-mode,
.db-cal-btn,
.db-cal-add {
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.08);
    color: #f1f5f9;
    border-radius: 8px;
    padding: 6px 10px;
    cursor: pointer;
    font: inherit;
    text-decoration: none;
}

.db-cal-nav {
    width: 34px;
    font-size: 1.2rem;
    line-height: 1;
}

.db-cal-mode.is-active,
.db-cal-btn:not(.db-cal-btn-ghost) {
    background: #4f9e90;
    border-color: #4f9e90;
    color: #fff;
}

.db-cal-btn-ghost {
    background: transparent;
}

.db-cal-filter {
    font-size: 0.85rem;
    color: #cbd5e1;
    display: flex;
    align-items: center;
    gap: 6px;
}

.db-cal-filter select {
    background: rgba(15, 23, 42, 0.35);
    color: #f1f5f9;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    padding: 6px 8px;
}

.db-cal-type-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 2px 2px 4px;
}

.db-cal-type-filter {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.06);
    color: #e2e8f0;
    border-radius: 999px;
    padding: 5px 10px 5px 8px;
    cursor: pointer;
    font: inherit;
    font-size: 0.82rem;
    line-height: 1.2;
    opacity: 0.72;
    transition: opacity 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.db-cal-type-filter.is-active {
    opacity: 1;
    background: rgba(255, 255, 255, 0.12);
    border-color: color-mix(in srgb, var(--db-cal-filter-color, #94a3b8) 55%, rgba(255, 255, 255, 0.2));
}

.db-cal-type-filter-swatch {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--db-cal-filter-color, #94a3b8);
    flex-shrink: 0;
}

.db-cal-type-filter-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 4px;
    background: color-mix(in srgb, var(--db-cal-filter-color, #94a3b8) 35%, transparent);
    font-size: 0.65rem;
    font-weight: 700;
}

.db-cal-type-filter-label {
    max-width: 9rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.db-cal-type-filter-count {
    min-width: 1.25rem;
    padding: 1px 5px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.35);
    font-size: 0.72rem;
    color: #cbd5e1;
    text-align: center;
}

.db-cal-body {
    background: #ffffff;
    color: #0f172a;
    border-radius: 12px;
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.22);
    overflow: hidden;
    min-height: 520px;
}

.db-cal-dow,
.db-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.db-cal-dow {
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
    font-size: 0.75rem;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.db-cal-dow > div {
    padding: 10px 8px;
    text-align: center;
}

.db-cal-cell {
    min-height: 108px;
    border-right: 1px solid #e2e8f0;
    border-bottom: 1px solid #e2e8f0;
    padding: 6px;
    vertical-align: top;
}

.db-cal-cell.is-outside {
    background: #f8fafc;
    color: #94a3b8;
}

.db-cal-cell.is-today {
    background: #f0fdfa;
}

.db-cal-cell.is-drop {
    outline: 2px dashed #4f9e90;
    outline-offset: -2px;
}

.db-cal-cell-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.db-cal-daynum {
    font-size: 0.85rem;
    font-weight: 600;
}

.db-cal-add {
    padding: 0 6px;
    line-height: 1.4;
    font-size: 0.9rem;
    opacity: 0;
    color: #0f172a;
    background: #e2e8f0;
    border-color: #cbd5e1;
}

.db-cal-cell:hover .db-cal-add,
.db-cal-week-day:hover .db-cal-add {
    opacity: 1;
}

.db-cal-cell-events {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.db-cal-event {
    display: block;
    width: 100%;
    text-align: left;
    border: none;
    border-radius: 5px;
    padding: 3px 6px;
    font-size: 0.72rem;
    cursor: pointer;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #0f172a;
}

.db-cal-event.is-internal {
    background: #ccfbf1;
}

.db-cal-event.is-google {
    background: #dbeafe;
}

.db-cal-event.is-object {
    background: color-mix(in srgb, var(--db-cal-event-color, #cbd5e1) 35%, #ffffff);
    border-left: 3px solid var(--db-cal-event-color, #64748b);
}

.db-cal-event-badge {
    display: inline-block;
    margin-right: 4px;
    padding: 0 4px;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: #0f172a;
    background: rgba(15, 23, 42, 0.08);
    max-width: 5.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
}

.db-cal-modal-hint {
    margin: 0 0 10px;
    font-size: 0.85rem;
    color: #64748b;
}

.db-cal-event.is-cancelled {
    opacity: 0.55;
    text-decoration: line-through;
}

.db-cal-event-time {
    opacity: 0.7;
    margin-right: 4px;
}

.db-cal-more {
    font-size: 0.7rem;
    color: #64748b;
    padding: 2px 4px;
}

.db-cal-week {
    padding: 12px;
}

.db-cal-week-head {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
}

.db-cal-week-day {
    min-height: 360px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 10px;
    background: #fff;
}

.db-cal-week-day.is-today {
    border-color: #4f9e90;
    background: #f0fdfa;
}

.db-cal-week-label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 0.85rem;
    color: #475569;
}

.db-cal-week-day .db-cal-event {
    margin-bottom: 6px;
    font-size: 0.8rem;
    padding: 6px 8px;
}

.db-cal-agenda {
    padding: 12px 16px;
}

.db-cal-agenda-row {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
    align-items: start;
}

.db-cal-agenda-when {
    font-size: 0.85rem;
    color: #64748b;
}

.db-cal-empty {
    padding: 48px 20px;
    text-align: center;
    color: #64748b;
}

.db-cal-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 12000;
    padding: 16px;
}

.db-cal-modal[hidden] {
    display: none !important;
}

.db-cal-modal-card {
    width: min(440px, 100%);
    background: #fff;
    color: #0f172a;
    border-radius: 12px;
    padding: 18px 18px 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.35);
}

.db-cal-modal-card h2 {
    margin: 0 0 4px;
    font-size: 1.1rem;
}

.db-cal-modal-card label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.82rem;
    color: #475569;
}

.db-cal-modal-card input,
.db-cal-modal-card select,
.db-cal-modal-card textarea {
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 8px 10px;
    font: inherit;
    color: #0f172a;
}

.db-cal-check {
    flex-direction: row !important;
    align-items: center;
    gap: 8px !important;
}

.db-cal-modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 6px;
}

.db-cal-modal-actions .db-cal-btn {
    color: #fff;
}

.db-cal-modal-actions .db-cal-btn-ghost {
    color: #0f172a;
    background: #f1f5f9;
    border-color: #e2e8f0;
}

/* Destructive action sits opposite Close/Save. */
.db-cal-modal-actions .db-cal-btn-danger {
    margin-right: auto;
    background: #b91c1c;
    border-color: #b91c1c;
    color: #fff;
}

.db-cal-modal-actions .db-cal-btn-danger:hover:not(:disabled) {
    background: #991b1b;
    border-color: #991b1b;
}

.db-cal-modal-actions .db-cal-btn-danger:disabled {
    opacity: 0.6;
    cursor: default;
}

@media (max-width: 800px) {
    .db-cal-agenda-row {
        grid-template-columns: 1fr;
    }

    .db-cal-cell {
        min-height: 72px;
    }

    .db-cal-title {
        font-size: 1.05rem;
    }
}