/* Session Calendar Manager Styles */

:root {
    --session-beginner: #4A90D9;
    --session-intermediate: #2EBFA5;
    --session-expert: #E8833A;
    --session-private: #9B59B6;
    --session-wikkii: #2EBFA5;
    --session-malibu: #4A90D9;
    --session-challenging: #E8833A;
    --session-draft-opacity: 0.6;
    --calendar-border: #E5E7EB;
    --calendar-cell-hover: #F3F4F6;
    --calendar-today: #EFF6FF;
}

/* ============ Page Layout ============ */
.calendar-page {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 130px);
    padding: 0 !important;
}

.calendar-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: var(--surface);
    border-bottom: 1px solid var(--calendar-border);
    flex-shrink: 0;
    gap: 12px;
    flex-wrap: wrap;
}

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

.toolbar-left {
    flex-wrap: wrap;
}

.date-range-label {
    font-weight: 600;
    font-size: 15px;
    color: var(--text-primary);
    min-width: 180px;
    text-align: center;
}

.date-picker-input {
    padding: 5px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    cursor: pointer;
}

/* ============ View Toggle ============ */
.view-toggle {
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.view-btn {
    padding: 6px 16px;
    border: none;
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s;
}

.view-btn:hover {
    background: var(--background);
}

.view-btn.active {
    background: var(--primary-color);
    color: #fff;
}

/* ============ Calendar Body ============ */
.calendar-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ============ Pattern Panel ============ */
.pattern-panel {
    width: 250px;
    min-width: 250px;
    background: var(--surface);
    border-right: 1px solid var(--calendar-border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    transition: width 0.3s, min-width 0.3s, opacity 0.3s;
}

.pattern-panel.collapsed {
    width: 0;
    min-width: 0;
    overflow: hidden;
    opacity: 0;
    border-right: none;
}

.pattern-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid var(--calendar-border);
}

.pattern-panel-header h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.pattern-list {
    list-style: none;
    padding: 8px;
    flex: 1;
    overflow-y: auto;
}

.pattern-list-item {
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.15s;
    font-size: 13px;
    color: var(--text-primary);
}

.pattern-list-item:hover {
    background: var(--background);
}

.pattern-list-item.selected {
    background: var(--primary-light);
    color: var(--primary-color);
    font-weight: 500;
}

.pattern-list-item .slot-count {
    font-size: 11px;
    color: var(--text-tertiary);
    background: var(--background);
    padding: 2px 8px;
    border-radius: 10px;
}

.pattern-list-item.selected .slot-count {
    background: rgba(0,102,204,0.1);
    color: var(--primary-color);
}

.pattern-list-item .pattern-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.15s;
}

.pattern-list-item:hover .pattern-actions {
    opacity: 1;
}

.pattern-action-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px 4px;
    color: var(--text-tertiary);
    font-size: 12px;
    border-radius: 3px;
}

.pattern-action-btn:hover {
    background: var(--border);
    color: var(--text-primary);
}

.pattern-empty-state {
    padding: 20px 16px;
    text-align: center;
    color: var(--text-tertiary);
    font-size: 13px;
}

/* ============ Calendar Grid ============ */
.calendar-grid {
    flex: 1;
    overflow: auto;
    position: relative;
    background: var(--surface);
}

/* ---- Week View ---- */
.week-grid {
    display: grid;
    grid-template-columns: 60px repeat(7, 1fr);
    min-height: 100%;
}

.week-grid .corner-cell {
    background: var(--surface);
    border-bottom: 1px solid var(--calendar-border);
    border-right: 1px solid var(--calendar-border);
    position: sticky;
    top: 0;
    z-index: 3;
}

.week-grid .day-header {
    text-align: center;
    padding: 10px 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--surface);
    border-bottom: 1px solid var(--calendar-border);
    border-right: 1px solid var(--calendar-border);
    position: sticky;
    top: 0;
    z-index: 2;
}

.week-grid .day-header.today {
    color: var(--primary-color);
    background: var(--calendar-today);
}

.week-grid .day-header .day-name {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.week-grid .day-header .day-number {
    display: block;
    font-size: 18px;
    font-weight: 700;
    margin-top: 2px;
}

.week-grid .day-header.today .day-number {
    background: var(--primary-color);
    color: #fff;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.week-grid .time-label {
    padding: 4px 8px;
    font-size: 11px;
    color: var(--text-tertiary);
    text-align: right;
    border-right: 1px solid var(--calendar-border);
    border-bottom: 1px solid var(--calendar-border);
    background: var(--surface);
    position: sticky;
    left: 0;
    z-index: 1;
    /* Stretch to the grid row's full height so the label visually sits
       alongside its hour-cell. The previous fixed height: 60px left labels
       top-anchored in 120px+ rows, making the M.A.M. label appear next to
       the row above its data. align-self defaults to stretch for grid
       items; we explicitly center the text within. */
    display: flex;
    align-items: center;
    justify-content: flex-end;
    min-height: 60px;
}

.week-grid .day-column {
    border-right: 1px solid var(--calendar-border);
    position: relative;
}

/* admin-bay-020: each hour cell is an asymmetric grid:
   row 1 = Reef-Left | Reef-Right                  (2 segments)
   row 2 = Bay-Left  | Bay-Center | Bay-Right      (3 segments)
   row 3 = optional Event row (spans full width, collapses when empty)

   BOTH manager pages (reef + bay) render the full layout so the operator can
   see cross-class conflicts at a glance. The data-wave-class attribute on the
   page only scopes the *picker* (which types are bookable from this manager),
   not the *visualization*.

   Implementation: the OUTER columns are 6 (LCM of 2 and 3) so reef slots
   span 3 each and bay slots span 2 each, giving a clean visual split per row.
*/
.week-grid .hour-cell {
    height: 120px;
    border-bottom: 1px solid var(--calendar-border);
    transition: background 0.1s;
    position: relative;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: 1fr 1fr auto;
    gap: 1px;
    padding: 1px;
    background: var(--calendar-border);
}
/* Row 1: reef slots — each spans 3 of the 6 columns. */
.week-grid .hour-cell .cell-slot.reef-left  { grid-column: 1 / span 3; grid-row: 1; }
.week-grid .hour-cell .cell-slot.reef-right { grid-column: 4 / span 3; grid-row: 1; }
/* Row 2: bay slots — each spans 2 of the 6 columns. */
.week-grid .hour-cell .cell-slot.bay-left   { grid-column: 1 / span 2; grid-row: 2; }
.week-grid .hour-cell .cell-slot.bay-center { grid-column: 3 / span 2; grid-row: 2; }
.week-grid .hour-cell .cell-slot.bay-right  { grid-column: 5 / span 2; grid-row: 2; }
/* Whole-bay session: spans all 3 bay segments. Block sets data-segment-span="3" */
.week-grid .hour-cell .cell-slot.bay-left[data-span="3"] { grid-column: 1 / span 6; }
/* Dual-zone block that spans 2 adjacent segments. */
.week-grid .hour-cell .cell-slot.bay-left[data-span="2"]   { grid-column: 1 / span 4; }
.week-grid .hour-cell .cell-slot.bay-center[data-span="2"] { grid-column: 3 / span 4; }

.week-grid .hour-cell.today {
    background: var(--calendar-today);
}

/* Cell slots — Reef row + Bay row split by direction */
.cell-slot {
    background: #fff;
    border-radius: 3px;
    cursor: pointer;
    overflow: hidden;
    position: relative;
    min-height: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: stretch;
    transition: background 0.1s;
}
.cell-slot:empty::before {
    content: attr(data-slot-label);
    color: #d1d5db;
    font-size: 9px;
    text-align: center;
    align-self: center;
    margin: auto;
    padding: 2px 4px;
}
.cell-slot:empty:hover {
    background: #f9fafb;
}
.cell-slot:empty:hover::before {
    color: #6b7280;
    content: '+ ' attr(data-slot-label);
}
.cell-slot.bay-left,
.cell-slot.bay-center,
.cell-slot.bay-right {
    background: #fafdfd; /* subtle blue tint for bay row */
}
.week-grid .hour-cell.today .cell-slot {
    background: rgba(255, 255, 255, 0.95);
}

/* Event row spans both columns and is ALWAYS rendered so every hour-cell
   reserves the same vertical space — uniform cell heights across the grid
   regardless of which hours have events. The .cell-event-row-empty modifier
   strips the colored chip styling so empty rows render as a thin neutral
   band rather than a fake "event present" highlight. */
.cell-event-row {
    grid-column: 1 / -1;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    border-radius: 3px;
    padding: 2px 6px;
    font-size: 10px;
    font-weight: 600;
    color: #4338ca;
    min-height: 14px;          /* reserves uniform space even when empty */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: help;
}
.cell-event-row.cell-event-row-empty {
    background: transparent;
    border-color: transparent;
    cursor: default;
}
/* No hardcoded icon — event title carries its own meaning. If a per-type
   glyph is wanted later (e.g. competition→🏆, wellness→🧘), drive it from
   event.category/type, not a one-size-fits-all decoration. */

/* ---- Session Blocks (now slot-content, not absolute-positioned) ---- */
.session-block {
    flex: 1;
    border-radius: var(--radius-sm);
    padding: 3px 5px;
    font-size: 11px;
    cursor: pointer;
    overflow: hidden;
    transition: box-shadow 0.15s, transform 0.05s;
    border: 1px solid transparent;
    line-height: 1.2;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 0;
}

.session-block:hover {
    z-index: 5;
    box-shadow: var(--shadow-md);
}

.session-block .session-type-name {
    font-weight: 600;
    font-size: 11px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.session-block .session-meta {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 10px;
    margin: 1px 0;
}

.session-block .session-price {
    font-weight: 700;
    color: #047857;
}

.session-block .session-state {
    font-size: 9px;
    font-weight: 700;
    padding: 1px 5px;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.session-block .session-state.state-reserved {
    background: #fee2e2;
    color: #991b1b;
}
.session-block .session-state.state-request {
    background: #fef3c7;
    color: #92400e;
}
.session-block .session-state.state-private {
    background: #e0e7ff;
    color: #3730a3;
}

.session-block .session-info {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    font-size: 10px;
}

.session-block .session-capacity {
    font-weight: 600;
    font-size: 10px;
}

/* Legacy abbr style — kept so any older render path doesn't visually break */
.session-block .session-type-abbr {
    font-weight: 600;
    font-size: 10px;
    text-transform: uppercase;
}

.session-block .session-direction {
    font-weight: 500;
}

/* ──────────────────────────────────────────────────────────────────
   Session-type colors — canonical taxonomy per xlsx Sheet 2.
   Hue family = skill tier (Progressive=greens, Good=blues, Shredder=oranges/reds)
   Saturation = within-tier difficulty (lighter = easier; darker = harder)
   Bay sessions get a distinct purple/teal family to distinguish surface.
   ────────────────────────────────────────────────────────────────── */

/* ---- Reef · Progressive tier (greens) ---- */
.session-block.type-malibu {            /* M0.5/M1  — Malibu */
    background: rgba(110, 200, 130, 0.18);
    border-color: #6ec882;
    color: #2f7a3f;
}
.session-block.type-progressive-turns { /* M2/M3 */
    background: rgba(80, 178, 120, 0.20);
    border-color: #50b278;
    color: #266b3b;
}

/* ---- Reef · Good tier (blues) ---- */
.session-block.type-intermediate-turns { /* M3/M4 */
    background: rgba(120, 175, 220, 0.20);
    border-color: #78afdc;
    color: #2769a6;
}
.session-block.type-intermediate-turns-plus { /* T1/T2 */
    background: rgba(74, 144, 217, 0.22);
    border-color: #4a90d9;
    color: #1d5a93;
}
.session-block.type-intermediate-challenger { /* T2/B1 */
    background: rgba(40, 116, 200, 0.22);
    border-color: #2874c8;
    color: #144a82;
}

/* ---- Reef · Shredder tier (oranges → reds) ---- */
.session-block.type-advanced-turns {    /* T2/T3 */
    background: rgba(244, 162, 97, 0.22);
    border-color: #f4a261;
    color: #a05621;
}
.session-block.type-advanced-turns-plus { /* T3/T4 */
    background: rgba(232, 131, 58, 0.22);
    border-color: #e8833a;
    color: #8c4f1c;
}
.session-block.type-advanced-challenger { /* T3/B2 */
    background: rgba(220, 80, 60, 0.22);
    border-color: #dc503c;
    color: #8c2c1f;
}
.session-block.type-pro-challenger {    /* T4/B3 */
    background: rgba(190, 30, 45, 0.22);
    border-color: #be1e2d;
    color: #781a23;
}

/* ---- Bay (purple/teal family — distinct from reef) ---- */
.session-block.type-whitewater-bay {
    background: rgba(155, 130, 200, 0.20);
    border-color: #9b82c8;
    color: #5b3e93;
}
.session-block.type-dual-zone-surf {
    background: rgba(120, 100, 180, 0.20);
    border-color: #7864b4;
    color: #3f2f7a;
}
.session-block.type-open-boogie {
    background: rgba(94, 200, 220, 0.22);
    border-color: #5ec8dc;
    color: #1f6a7a;
}
.session-block.type-beginner-lesson {
    background: rgba(72, 199, 165, 0.22);
    border-color: #48c7a5;
    color: #1f6a55;
}

/* ---- Legacy fallbacks (kept so older sessions render colored, not bare) ---- */
.session-block.type-wikkii {
    background: rgba(46, 191, 165, 0.15);
    border-color: var(--session-wikkii);
    color: #1a7a66;
}
.session-block.type-beginner {
    background: rgba(46, 191, 165, 0.10);
    border-color: rgba(46, 191, 165, 0.5);
    color: #1a7a66;
}
.session-block.type-intermediate {
    background: rgba(74, 144, 217, 0.15);
    border-color: var(--session-malibu);
    color: #2a6cb0;
}
.session-block.type-challenging,
.session-block.type-expert {
    background: rgba(232, 131, 58, 0.15);
    border-color: var(--session-expert);
    color: #b0601a;
}
.session-block.type-private {
    background: rgba(155, 89, 182, 0.15);
    border-color: var(--session-private);
    color: #6c3483;
}

/* Capacity colors on badge */
.capacity-available { color: var(--success); }
.capacity-filling { color: var(--warning); }
.capacity-full { color: var(--error); }

/* Draft styling */
.session-block.draft {
    border-style: dashed;
    opacity: var(--session-draft-opacity);
}

.session-block.draft:hover {
    opacity: 0.85;
}

/* Cancelled styling — visually de-emphasised but still clickable so admins
   can re-open / edit / delete the ghost session. The previous version set
   pointer-events:none which made cancelled sessions unreachable. */
.session-block.cancelled {
    opacity: 0.45;
    text-decoration: line-through;
}
.session-block.cancelled:hover {
    opacity: 0.7;
}

/* ---- Event Overlays ---- */
.event-overlay {
    position: absolute;
    left: 0;
    right: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 3px,
        rgba(245, 158, 11, 0.12) 3px,
        rgba(245, 158, 11, 0.12) 6px
    );
    border-left: 3px solid var(--warning);
    z-index: 0;
    cursor: default;
    padding: 2px 6px;
    font-size: 10px;
    color: var(--warning);
    font-weight: 500;
}

/* ---- Month View ---- */
.month-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0;
}

.month-grid .month-day-header {
    text-align: center;
    padding: 10px 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--surface);
    border-bottom: 1px solid var(--calendar-border);
}

.month-cell {
    min-height: 110px;
    border-right: 1px solid var(--calendar-border);
    border-bottom: 1px solid var(--calendar-border);
    padding: 4px;
    cursor: pointer;
    transition: background 0.1s;
    position: relative;
}

.month-cell:nth-child(7n) {
    border-right: none;
}

.month-cell:hover {
    background: var(--calendar-cell-hover);
}

.month-cell.today {
    background: var(--calendar-today);
}

.month-cell.other-month {
    opacity: 0.4;
}

.month-cell .month-date {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.month-cell.today .month-date {
    background: var(--primary-color);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.month-cell .session-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
}

.session-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 8px;
    font-weight: 500;
}

.session-badge.draft-badge {
    border: 1px dashed;
    background: transparent;
}

.session-badge.live-badge {
    color: #fff;
}

.month-cell .event-bar {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 3px;
    background: var(--warning-light);
    color: #92400e;
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.month-cell .add-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: none;
    background: var(--primary-color);
    color: #fff;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.month-cell:hover .add-btn {
    opacity: 1;
}

/* ============ Mini Modal ============ */
.mini-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 500;
}

.mini-modal {
    position: fixed;
    z-index: 501;
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 20px;
    min-width: 320px;
    max-width: 400px;
    max-height: 80vh;
    overflow-y: auto;
}

.mini-modal h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 16px 0;
}

.mini-modal .form-row {
    margin-bottom: 12px;
}

.mini-modal .form-row label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.mini-modal .form-row input,
.mini-modal .form-row select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
}

.mini-modal .form-row input:focus,
.mini-modal .form-row select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 102, 204, 0.15);
}

.mini-modal .form-row-inline {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.mini-modal .modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

/* Session view modal */
.session-view-summary {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 6px 12px;
    font-size: 13px;
    margin-bottom: 16px;
}

.session-view-summary dt {
    color: var(--text-secondary);
    font-weight: 500;
}

.session-view-summary dd {
    color: var(--text-primary);
    margin: 0;
}

.session-view-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.status-badge.draft {
    background: var(--warning-light);
    color: #92400e;
}

.status-badge.active,
.status-badge.live {
    background: var(--success-light);
    color: #065f46;
}

.status-badge.cancelled {
    background: var(--error-light);
    color: #991b1b;
}

/* ============ Context Menu ============ */
.context-menu {
    position: fixed;
    z-index: 600;
    background: var(--surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    padding: 4px 0;
    min-width: 180px;
}

.context-menu-item {
    padding: 8px 16px;
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    transition: background 0.1s;
}

.context-menu-item:hover {
    background: var(--background);
}

.context-menu-item.danger {
    color: var(--error);
}

.context-menu-divider {
    height: 1px;
    background: var(--border);
    margin: 4px 0;
}

/* ============ Apply Pattern Modal ============ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 260px;
    width: calc(100% - 260px);
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay .modal-content {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 24px;
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-overlay .modal-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 20px 0;
    color: var(--text-primary);
}

.modal-overlay .form-group {
    margin-bottom: 16px;
}

.modal-overlay .form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.modal-overlay .form-group input,
.modal-overlay .form-group select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
}

.modal-overlay .modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.apply-preview {
    padding: 10px;
    background: var(--background);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* ============ Full-Screen Pattern Editor ============ */
.modal-overlay.fullscreen {
    padding: 20px;
}

.modal-overlay.fullscreen .fullscreen-content {
    max-width: 95%;
    width: 95%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.modal-overlay .modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.pattern-editor-body {
    flex: 1;
    overflow: auto;
    min-height: 400px;
}

.pattern-name-input {
    font-size: 16px;
    font-weight: 600;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    width: 300px;
}

/* Pattern grid in editor */
/* AUTO-Admi-066 / 067 — pattern editor reuses the main calendar's
   .week-grid / .hour-cell / .cell-slot DOM. Read-only context (slots from
   patterns the operator isn't currently editing, plus event row entries
   projected from the events collection) gets a dimmed style + lock cue. */
.session-block.pe-context-readonly {
    opacity: 0.55;
    cursor: default;
    border-style: dashed !important;
}
.session-block.pe-context-readonly:hover {
    opacity: 0.7;
    transform: none;
    box-shadow: none;
}
.cell-event-row.pe-context-readonly {
    opacity: 0.6;
    font-style: italic;
    cursor: default;
}

.pe-grid .pe-header {
    text-align: center;
    padding: 8px 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--background);
    border-bottom: 1px solid var(--calendar-border);
    border-right: 1px solid var(--calendar-border);
}

.pe-grid .pe-time {
    padding: 4px 6px;
    font-size: 11px;
    color: var(--text-tertiary);
    text-align: right;
    border-right: 1px solid var(--calendar-border);
    border-bottom: 1px solid var(--calendar-border);
    height: 40px;
    background: var(--surface);
}

.pe-grid .pe-cell {
    height: 40px;
    border-right: 1px solid var(--calendar-border);
    border-bottom: 1px solid var(--calendar-border);
    cursor: pointer;
    position: relative;
}

.pe-grid .pe-cell:hover {
    background: var(--calendar-cell-hover);
}

.pe-grid .pe-slot {
    position: absolute;
    left: 1px;
    right: 1px;
    border-radius: 3px;
    padding: 2px 4px;
    font-size: 10px;
    cursor: pointer;
    z-index: 1;
    border: 1px solid;
}

/* AUTO-Admi-065 follow-up — pattern editor cells mirror the main calendar's
   2×3+1 layout EXACTLY: outer cell is a 6-column grid (LCM of 2 and 3) with
   3 row tracks. Reef segments span 3 cols each (row 1); bay segments span
   2 cols each (row 2); event row spans all 6 cols (row 3). The segment edges
   align across rows because the column tracks are shared. */
/* (.pe-cell-3row block removed — pattern editor now uses the main
   calendar's .hour-cell directly, no separate cell shape needed) */
/* (pattern editor segment styles removed — pattern editor now reuses the
   main calendar's .session-block / .cell-slot rules) */

.pe-cell-add {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    line-height: 16px;
    text-align: center;
    cursor: pointer;
    z-index: 2;
    opacity: 0;
    transition: opacity 0.15s;
}

.pe-cell:hover .pe-cell-add {
    opacity: 1;
}

.pe-cell-add:hover {
    background: #004d99;
    transform: scale(1.15);
}

/* ============ Timeslot Modal ============ */
#timeslotModal {
    z-index: 750;
}

.ts-row {
    display: flex;
    gap: 12px;
}

/* Two-side timeslot/session form ─ Left and Right configured at once.
   Each side gets its own fieldset with type/start/duration/capacity/price;
   the legend hosts the per-side enable checkbox so admins can save a
   single side or both. Disabled-side fieldsets dim and ignore input. */
.ts-two-side-modal { max-width: 720px; width: 95%; }
.ts-sides-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 8px 0 12px;
}
@media (max-width: 700px) {
    .ts-sides-grid { grid-template-columns: 1fr; }
}
.ts-side {
    border: 1px solid #d4d9e0;
    border-radius: 6px;
    padding: 10px 12px 4px;
    margin: 0;
}
.ts-side legend {
    padding: 0 6px;
    font-weight: 600;
    font-size: 13px;
}
.ts-side legend label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}
.ts-side[aria-disabled="true"] {
    opacity: 0.45;
}
.ts-side[aria-disabled="true"] input,
.ts-side[aria-disabled="true"] select {
    pointer-events: none;
}

.ts-days-row {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 12px;
}

.ts-days-row label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    font-weight: 400;
    cursor: pointer;
}

.btn-danger {
    background: #d32f2f;
    color: #fff;
    border: none;
}

.btn-danger:hover {
    background: #b71c1c;
}

/* ============ Help Drawer ============ */
.help-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 340px;
    height: 100vh;
    background: var(--surface);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    z-index: 800;
    display: flex;
    flex-direction: column;
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

.help-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.help-drawer-header h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.help-drawer-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.help-drawer-content section {
    margin-bottom: 24px;
}

.help-drawer-content h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.help-drawer-content p,
.help-drawer-content li {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.help-drawer-content ul,
.help-drawer-content ol {
    padding-left: 18px;
    margin: 0;
}

.help-drawer-content li {
    margin-bottom: 4px;
}

/* ============ Tooltips ============ */
[data-tooltip] {
    position: relative;
}

[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: #333;
    color: #fff;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    white-space: nowrap;
    z-index: 1000;
    pointer-events: none;
    animation: tooltipFadeIn 0.2s ease 0.3s both;
}

[data-tooltip]:hover::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: #333;
    z-index: 1000;
    pointer-events: none;
    animation: tooltipFadeIn 0.2s ease 0.3s both;
}

@keyframes tooltipFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============ Onboarding Overlay ============ */
/* Onboarding banner is inline-styled in JS */

/* ============ Search Input ============ */
.search-input {
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    width: 160px;
    transition: width 0.3s;
}

.search-input:focus {
    width: 220px;
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 102, 204, 0.15);
}

/* ============ Loading State ============ */
.calendar-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--text-tertiary);
    font-size: 14px;
}

.calendar-loading::before {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 10px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============ Responsive ============ */
@media (max-width: 1024px) {
    .pattern-panel {
        width: 200px;
        min-width: 200px;
    }
    .calendar-toolbar {
        padding: 10px 12px;
    }
    .date-range-label {
        min-width: 140px;
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .modal-overlay {
        left: 70px;
        width: calc(100% - 70px);
    }
    .pattern-panel {
        position: fixed;
        left: 70px;
        top: 0;
        height: 100vh;
        z-index: 400;
        box-shadow: var(--shadow-lg);
    }
    .pattern-panel.collapsed {
        left: -250px;
    }
    .toolbar-right {
        flex-wrap: wrap;
    }
    .search-input {
        width: 120px;
    }
}

/* ============ AI Chat Sidebar ============ */
.pattern-editor-row { display: flex; gap: 16px; align-items: stretch; min-height: 400px; }
.pattern-editor-body { flex: 1 1 auto; }
.ai-chat-panel {
    flex: 0 0 380px; display: flex; flex-direction: column;
    background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px;
    padding: 10px; max-height: 70vh;
}
.ai-chat-panel[data-open="false"] { flex-basis: 44px; overflow: hidden; }
.ai-chat-panel[data-open="false"] .ai-chat-messages,
.ai-chat-panel[data-open="false"] .ai-chat-input-row,
.ai-chat-panel[data-open="false"] .ai-chat-proposal { display: none; }
.ai-chat-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.ai-chat-messages { flex: 1; overflow-y: auto; font-size: 0.9rem; padding: 4px; }
.ai-chat-msg { margin-bottom: 10px; padding: 8px 10px; border-radius: 8px; max-width: 92%; word-wrap: break-word; }
.ai-chat-msg.user { background: #dbeafe; margin-left: auto; }
.ai-chat-msg.assistant { background: #fff; border: 1px solid #e2e8f0; }
.ai-chat-msg.system { background: #fef3c7; font-style: italic; }
.ai-chat-input-row { display: flex; gap: 6px; margin-top: 8px; }
.ai-chat-input-row textarea { flex: 1; resize: vertical; font-family: inherit; font-size: 0.9rem; padding: 6px; border: 1px solid #cbd5e1; border-radius: 6px; }
.ai-chat-proposal { background: #f0fdf4; border: 1px dashed #10b981; padding: 8px; border-radius: 6px; margin-top: 8px; font-size: 0.85rem; }
.ai-chat-proposal .actions { display: flex; gap: 6px; margin-top: 6px; }