/* Stage110_9 split stylesheet: recurrence editor and calendar registry/stack feature styling (from rail-signal-calendar-v82.css lines 2544-3151) */

/* --- style block 03 --- */
    .calendar-frame.is-day-view > .weekdays {
      display: none !important;
    }

    .recurrence-field {
      padding: 14px;
      border-radius: 16px;
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(250,252,255,0.98), rgba(247,249,252,0.96));
    }

    .recurrence-grid {
      display: grid;
      gap: 10px;
    }

    .recurrence-row {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }

    .recurrence-row select,
    .recurrence-row input[type="number"],
    .recurrence-row input[type="date"] {
      border: 1px solid var(--panel-border);
      border-radius: 12px;
      min-height: 42px;
      padding: 0 12px;
      background: rgba(255,255,255,0.98);
      outline: none;
      transition: border-color 0.14s ease, box-shadow 0.14s ease;
    }

    .recurrence-row select:focus,
    .recurrence-row input[type="number"]:focus,
    .recurrence-row input[type="date"]:focus {
      border-color: #b8cdf8;
      box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
    }

    .recurrence-row input[type="number"] {
      width: 88px;
    }

    .recurrence-row input[disabled],
    .recurrence-row select[disabled] {
      opacity: 0.55;
      cursor: not-allowed;
      background: rgba(241,243,244,0.72);
    }

    .recurrence-inline-label {
      color: var(--muted);
      font-size: 13px;
      font-weight: 600;
    }

    .recurrence-preview {
      margin-top: 6px;
      padding: 8px 10px;
      border-radius: 12px;
      background: rgba(232,240,254,0.58);
      color: var(--primary-strong);
    }

    .day-view-mode .week-view-head {
      grid-template-columns: var(--time-gutter) minmax(0, 1fr) !important;
    }

    .day-view-mode .week-all-day-grid {
      grid-template-columns: minmax(0, 1fr) !important;
    }

    .day-view-mode .week-time-board {
      grid-template-columns: var(--time-gutter) minmax(0, 1fr) !important;
    }

    .day-view-mode .week-head-day {
      min-height: 82px;
      padding-block: 12px 11px;
    }

    .day-view-mode .week-head-date {
      font-size: 30px;
    }

    .day-view-empty {
      padding: 12px 14px 16px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
      border-top: 1px solid var(--line);
      background: rgba(248,250,252,0.92);
    }

    .drop-target-date {
      box-shadow: inset 0 0 0 2px rgba(26, 115, 232, 0.3), inset 0 0 0 999px rgba(232, 240, 254, 0.25) !important;
    }

    .resize-target-date {
      box-shadow: inset 0 0 0 1px rgba(26, 115, 232, 0.22), inset 0 0 0 999px rgba(232, 240, 254, 0.18) !important;
    }

    .resize-target-edge {
      box-shadow: inset 0 0 0 2px rgba(26, 115, 232, 0.34), inset 0 0 0 999px rgba(232, 240, 254, 0.28) !important;
    }

    .drop-target-slot {
      background:
        linear-gradient(180deg, rgba(26, 115, 232, 0.18), rgba(26, 115, 232, 0.1)),
        linear-gradient(180deg, rgba(255,255,255,0.98), rgba(248,250,252,0.94)) !important;
      box-shadow: inset 0 0 0 1px rgba(26, 115, 232, 0.25);
    }

    .draggable-event {
      cursor: grab !important;
    }

    .draggable-event.drag-source {
      opacity: 0.45;
    }

    .event-recurring-note {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-bottom: 10px;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(232,240,254,0.55);
      color: var(--primary-strong);
      font-size: 12px;
      font-weight: 600;
    }

    .event-recurring-note::before {
      content: "↻";
      font-size: 12px;
      line-height: 1;
    }

    .week-head-drop-hint {
      position: absolute;
      right: 10px;
      top: 10px;
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: rgba(26, 115, 232, 0.78);
      background: rgba(232,240,254,0.9);
      padding: 4px 7px;
      border-radius: 999px;
      opacity: 0;
      transition: opacity 0.14s ease;
      pointer-events: none;
    }

    .drop-target-date .week-head-drop-hint {
      opacity: 1;
    }

    .mini-day.drop-target-date,
    .mini-day.resize-target-date,
    .mini-day.resize-target-edge {
      transform: translateY(-1px) scale(1.02);
    }

    .view-switch-btn[data-mode="day"] {
      min-width: 52px;
    }

    .month-meta-shortcut.hotkey {
      background: rgba(232, 240, 254, 0.84);
      color: var(--primary-strong);
      border-color: rgba(26, 115, 232, 0.14);
    }

    @media (max-width: 980px) {
      .recurrence-row {
        align-items: stretch;
      }

      .recurrence-row select,
      .recurrence-row input[type="number"],
      .recurrence-row input[type="date"] {
        width: 100%;
      }
    }

    .color-field {
      display: none !important;
    }

    .day-count {
      display: none !important;
    }

    .event-card {
      padding-right: 74px;
    }

    .event-actions {
      position: absolute;
      top: 12px;
      right: 10px;
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-top: 0;
      align-items: flex-end;
    }

    .event-actions .ghost-btn,
    .event-actions .danger-btn {
      min-height: auto;
      padding: 6px 10px;
      font-size: 12px;
      border-radius: 999px;
      box-shadow: none;
    }

  

/* --- style block 04 --- */
    .calendar-stack-section .rail-section-top {
      align-items: center;
    }

    .calendar-stack-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 10px;
    }

    .calendar-stack-actions {
      display: flex;
      align-items: center;
      gap: 6px;
      flex-wrap: wrap;
      margin-left: auto;
    }

    .calendar-mini-btn {
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      font-size: 12px;
      border: 1px solid var(--line-strong);
      background: rgba(255,255,255,0.92);
      color: var(--muted);
      cursor: pointer;
    }

    .calendar-mini-btn:hover {
      background: var(--soft);
      color: var(--text);
    }

    .saved-views-bar {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      padding: 10px 12px;
      margin-top: 2px;
      margin-bottom: 10px;
      border: 1px solid var(--panel-border);
      border-radius: 16px;
      background: rgba(255,255,255,0.94);
    }

    .saved-view-pill {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 34px;
      padding: 0 13px;
      border-radius: 999px;
      border: 1px solid var(--panel-border);
      background: rgba(255,255,255,0.95);
      color: var(--muted);
      font-size: 13px;
      font-weight: 600;
      cursor: pointer;
      transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    }

    .saved-view-pill:hover {
      background: var(--soft);
      color: var(--text);
    }

    .saved-view-pill.active {
      background: var(--primary-soft);
      color: var(--primary-strong);
      border-color: #c9dafc;
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.75);
    }

    .saved-view-pill-count {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 20px;
      height: 20px;
      border-radius: 999px;
      padding: 0 6px;
      background: rgba(26, 115, 232, 0.1);
      color: inherit;
      font-size: 11px;
      font-weight: 700;
      line-height: 1;
    }

    .calendar-layer-list {
      display: grid;
      gap: 9px;
      margin-top: 12px;
    }

    .calendar-group {
      display: grid;
      gap: 8px;
    }

    .calendar-group + .calendar-group {
      margin-top: 2px;
    }

    .calendar-group-title {
      font-size: 11px;
      font-weight: 800;
      letter-spacing: 0.08em;
      color: var(--muted-2);
      text-transform: uppercase;
      padding: 0 2px;
    }

    .calendar-item {
      display: grid;
      grid-template-columns: auto minmax(0, 1fr) auto;
      align-items: center;
      gap: 10px;
      padding: 10px 11px;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: rgba(255,255,255,0.94);
      transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
    }

    .calendar-item:hover {
      border-color: #d2e3fc;
      box-shadow: 0 8px 18px rgba(32, 33, 36, 0.06);
      transform: translateY(-1px);
    }

    .calendar-item.is-visible {
      border-color: #d2e3fc;
      background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(248,250,255,0.98));
    }

    .calendar-item.has-error {
      border-color: #f3b9b3;
      background: linear-gradient(180deg, rgba(255,252,252,0.98), rgba(255,247,247,0.98));
    }

    .calendar-toggle-wrap {
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .calendar-toggle-wrap input[type="checkbox"] {
      width: 16px;
      height: 16px;
      cursor: pointer;
      accent-color: var(--primary);
    }

    .calendar-main {
      min-width: 0;
      display: grid;
      gap: 4px;
    }

    .calendar-name-row {
      display: flex;
      align-items: center;
      gap: 8px;
      min-width: 0;
      flex-wrap: wrap;
    }

    .calendar-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      flex: none;
      box-shadow: 0 0 0 4px rgba(26,115,232,0.08);
    }

    .calendar-name {
      min-width: 0;
      font-size: 13px;
      font-weight: 700;
      color: var(--text);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .calendar-badge,
    .calendar-state-badge,
    .calendar-source-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 20px;
      padding: 0 8px;
      border-radius: 999px;
      font-size: 11px;
      font-weight: 700;
      line-height: 1;
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .calendar-badge {
      color: var(--muted-2);
      background: rgba(95, 99, 104, 0.08);
    }

    .calendar-state-badge.readonly {
      background: rgba(95, 99, 104, 0.08);
      color: var(--muted);
    }

    .calendar-state-badge.error {
      background: var(--danger-soft);
      color: var(--danger);
      border-color: #fad2cf;
    }

    .calendar-meta {
      display: flex;
      align-items: center;
      gap: 7px;
      flex-wrap: wrap;
      min-width: 0;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.4;
    }

    .calendar-meta-text {
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .calendar-item-actions {
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .calendar-target-btn {
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      border: 1px solid var(--line-strong);
      background: rgba(255,255,255,0.96);
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
      cursor: pointer;
      transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
    }

    .calendar-target-btn:hover {
      background: var(--soft);
      color: var(--text);
    }

    .calendar-target-btn.active {
      background: var(--primary-soft);
      border-color: #c9dafc;
      color: var(--primary-strong);
    }

    .calendar-target-btn[disabled] {
      opacity: 0.45;
      cursor: not-allowed;
    }

    .calendar-stack-empty {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
      padding: 8px 2px 2px;
    }

    .calendar-source-inline {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      margin: 6px 0 8px;
    }

    .calendar-source-badge {
      background: rgba(26, 115, 232, 0.08);
      color: var(--text);
      border-color: rgba(26, 115, 232, 0.12);
    }

    .calendar-source-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      flex: none;
    }

    .calendar-source-subtle {
      color: var(--muted);
      font-size: 12px;
      line-height: 1.4;
    }

    .calendar-target-row {
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 12px;
      background: rgba(248,250,252,0.72);
    }

    .calendar-target-select {
      width: 100%;
      min-height: 42px;
      border-radius: 12px;
      border: 1px solid var(--panel-border);
      background: rgba(255,255,255,0.98);
      padding: 0 12px;
      color: var(--text);
      outline: none;
    }

    .calendar-target-select:focus {
      border-color: #b8cdf8;
      box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
    }

    .calendar-target-helper {
      margin-top: 7px;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.45;
    }

    .event-card .calendar-state-badge {
      margin-left: auto;
    }

    .calendar-source-badge.readonly {
      background: rgba(95, 99, 104, 0.08);
      color: var(--muted);
      border-color: rgba(95, 99, 104, 0.12);
    }

    .color-field {
      display: none !important;
    }

    .day-count {
      display: none !important;
    }

    .event-card {
      padding-right: 74px;
    }

    .event-actions {
      position: absolute;
      top: 12px;
      right: 10px;
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-top: 0;
      align-items: flex-end;
    }

    .event-actions .ghost-btn,
    .event-actions .danger-btn {
      min-height: auto;
      padding: 6px 10px;
      font-size: 12px;
      border-radius: 999px;
      box-shadow: none;
    }