/* ==========================================================
   Bright House Apart Operations UI
   Single-file CSS organized as tokens / base / layout / components / sections.
   ========================================================== */

/* 01. Tokens ------------------------------------------------------------- */
:root {
  color-scheme: light;

  --font-display: Georgia, "Times New Roman", serif;
  --font-body: Inter, "Segoe UI", Arial, sans-serif;
  --font-data: "SF Mono", "Roboto Mono", Consolas, monospace;

  --paper: #fffaf1;
  --paper-soft: #f8f1e5;
  --paper-warm: #efe2cc;
  --ink: #18302c;
  --ink-soft: #405653;
  --muted: #74807b;
  --line: #dfd2bd;
  --line-soft: #eee4d5;

  --sea: #164c46;
  --sea-2: #0d3431;
  --sea-soft: #e5f1ee;
  --gold: #d7a84f;
  --gold-2: #926d2f;
  --gold-soft: #fff1d3;
  --rose: #8f405a;
  --rose-soft: #f9e7ee;
  --sky: #315d93;
  --sky-soft: #e7f0fb;
  --leaf: #34735c;
  --leaf-soft: #e8f4ec;
  --charcoal: #202927;
  --danger: #b64a3e;
  --danger-2: #7f2a23;
  --danger-soft: #fae9e5;

  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 8px;
  --radius-pill: 999px;

  --shadow-xs: 0 1px 2px rgba(28, 38, 35, 0.05);
  --shadow-sm: 0 10px 26px rgba(28, 38, 35, 0.08);
  --shadow-md: 0 18px 46px rgba(28, 38, 35, 0.12);
  --focus: 0 0 0 4px rgba(22, 76, 70, 0.18);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 44px;

  --control-h: 42px;
  --topbar-h: 78px;
  --page-max: 1540px;
  --board-room-column: 188px;
  --board-day-width: 48px;
}

/* 02. Base --------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    linear-gradient(115deg, rgba(22, 76, 70, 0.12), transparent 36%),
    linear-gradient(245deg, rgba(215, 168, 79, 0.16), transparent 34%),
    linear-gradient(180deg, #fffdf8 0%, var(--paper-soft) 55%, #f3eadc 100%);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(rgba(24, 48, 44, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 48, 44, 0.026) 1px, transparent 1px);
  background-size: 44px 44px;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

img,
svg {
  display: block;
  max-width: 100%;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

[hidden] {
  display: none !important;
}

/* 03. Layout ------------------------------------------------------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  min-height: var(--topbar-h);
  gap: var(--space-4);
  border-bottom: 1px solid rgba(223, 210, 189, 0.88);
  background: rgba(255, 250, 241, 0.92);
  padding: 12px clamp(14px, 3vw, 34px);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: var(--space-3);
}

.brand-logo {
  width: clamp(144px, 18vw, 208px);
  height: auto;
  filter: drop-shadow(0 8px 18px rgba(22, 76, 70, 0.10));
}

.brand-text {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border-left: 1px solid var(--line);
  padding-left: var(--space-3);
  color: var(--sea-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav,
.toolbar,
.form-actions,
.day-room-actions,
.calendar-action-buttons,
.table-selection-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.nav {
  justify-content: flex-end;
  min-width: 0;
}

.page-close {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(22, 76, 70, 0.24);
  border-radius: var(--radius-pill);
  background: #fffdf8;
  color: var(--sea);
  font-size: 30px;
  line-height: 1;
  box-shadow: var(--shadow-xs);
  transition: transform 140ms ease, background 140ms ease, color 140ms ease;
}

.page-close:hover {
  background: var(--sea);
  color: #fffaf1;
  transform: translateY(-1px);
}

.page-shell {
  width: min(var(--page-max), calc(100vw - 32px));
  margin: 0 auto;
  padding: clamp(22px, 3vw, 42px) 0 var(--space-8);
}

.page-shell.narrow {
  max-width: 860px;
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.page-head h1,
.login-panel h1,
.summary-panel h2 {
  margin: 4px 0 0;
  color: var(--sea-2);
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0;
}

.summary-panel h2 {
  font-size: clamp(28px, 3vw, 42px);
}

.section-label {
  margin: 0;
  color: var(--gold-2);
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* 04. Components --------------------------------------------------------- */
.nav a,
.button-secondary,
.button-primary,
.button-danger,
.button-warning {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--control-h);
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0 16px;
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0;
  text-align: center;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease, color 140ms ease, box-shadow 140ms ease;
}

.nav a,
.button-secondary {
  border-color: var(--line);
  background: rgba(255, 253, 248, 0.84);
  color: var(--ink-soft);
}

.nav a:hover,
.button-secondary:hover {
  border-color: rgba(22, 76, 70, 0.42);
  background: var(--sea-soft);
  color: var(--sea-2);
  transform: translateY(-1px);
}

.button-primary {
  border-color: var(--sea);
  background: linear-gradient(135deg, var(--sea), var(--sea-2));
  color: #fffaf1;
  box-shadow: 0 12px 24px rgba(22, 76, 70, 0.18);
}

.button-warning {
  border-color: rgba(215, 168, 79, 0.62);
  background: linear-gradient(135deg, var(--gold-soft), #f7d990);
  color: #5f4211;
}

.button-danger {
  border-color: rgba(182, 74, 62, 0.46);
  background: var(--danger-soft);
  color: var(--danger-2);
}

.button-primary:hover,
.button-warning:hover,
.button-danger:hover {
  transform: translateY(-1px);
}

.board-wrap,
.calendar-panel,
.summary-panel,
.form-panel,
.login-panel,
.empty-panel,
.conflict-item,
.day-room-type,
.day-room-card,
.day-block-card,
.day-overview-card,
.block-editor-shell,
.block-editor-context,
.calendar-action-strip,
.table-selection-toolbar,
.bulk-close-editor {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 250, 241, 0.96);
  box-shadow: var(--shadow-sm);
}

.summary-panel,
.form-panel,
.login-panel,
.empty-panel,
.conflict-item,
.block-editor-shell,
.bulk-close-editor {
  padding: var(--space-6);
}

.empty-panel {
  display: grid;
  gap: var(--space-2);
  color: var(--ink-soft);
}

.empty-panel span {
  color: var(--muted);
}

.validation {
  border: 1px solid rgba(182, 74, 62, 0.36);
  border-radius: var(--radius);
  background: var(--danger-soft);
  padding: var(--space-3) var(--space-4);
  color: var(--danger-2);
  font-size: 14px;
  font-weight: 850;
}

.warning-panel {
  border: 1px solid rgba(182, 74, 62, 0.34);
  border-left: 5px solid var(--danger);
  border-radius: var(--radius);
  background: #fff6f3;
  padding: var(--space-4);
  color: var(--danger-2);
}

.warning-panel ul {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
  padding-left: 18px;
}

.summary-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-5);
  border-top: 1px solid var(--line-soft);
  padding: var(--space-4) 0;
}

.summary-row span:first-child {
  color: var(--muted);
}

.summary-row strong,
.summary-row span:last-child {
  text-align: right;
  font-weight: 900;
}

.meter {
  height: 10px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  background: var(--paper-warm);
}

.meter div {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sea), var(--gold));
}

.reason-list {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.reason-list li,
.reason-empty {
  border: 1px solid var(--line-soft);
  border-left: 4px solid var(--sea);
  border-radius: var(--radius-sm);
  margin: 0;
  padding: 8px 10px;
  background: #fffdf8;
  color: var(--ink);
  font-size: 13px;
  font-weight: 850;
}

.reason-empty {
  border-left-color: var(--line);
  color: var(--muted);
  font-weight: 650;
}

.type-stat {
  display: grid;
  gap: var(--space-2);
  border-top: 1px solid var(--line-soft);
  padding-top: var(--space-4);
}

.type-stat small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.summary-action {
  width: 100%;
  margin-top: var(--space-3);
}

/* 05. Forms -------------------------------------------------------------- */
.form-stack,
.form-panel {
  display: grid;
  gap: var(--space-4);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.field {
  display: grid;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 900;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffdf8;
  padding: 12px 13px;
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.74);
}

.field textarea {
  min-height: 112px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--sea);
  outline: none;
  box-shadow: var(--focus);
}

.form-actions {
  align-items: center;
}

/* 06. Login -------------------------------------------------------------- */
.login-shell {
  display: grid;
  min-height: calc(100vh - var(--topbar-h));
  place-items: center;
  padding: var(--space-6);
}

.login-panel {
  width: min(480px, 100%);
  border-top: 5px solid var(--gold);
}

.login-logo {
  width: min(240px, 100%);
  margin-bottom: var(--space-5);
}

.login-panel h1 {
  margin-bottom: var(--space-5);
}

/* 07. Room Board --------------------------------------------------------- */
.board-wrap {
  overflow-x: auto;
  background: #fffdf8;
  scrollbar-gutter: stable;
}

.room-board {
  min-width: calc(var(--board-room-column) + var(--days) * var(--board-day-width));
}

.board-grid {
  display: grid;
  grid-template-columns: var(--board-room-column) 1fr;
}

.board-header {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff8ec, var(--paper-soft));
  color: var(--ink-soft);
  font-weight: 900;
}

.room-name-cell {
  position: sticky;
  left: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  min-height: 56px;
  border-right: 1px solid var(--line);
  background: rgba(255, 250, 241, 0.98);
  padding: 0 var(--space-4);
  color: var(--sea-2);
  font-weight: 900;
  box-shadow: 8px 0 16px rgba(28, 38, 35, 0.05);
}

.days-grid {
  display: grid;
  grid-template-columns: repeat(var(--days), minmax(var(--board-day-width), 1fr));
}

.day-head {
  display: grid;
  min-height: 56px;
  place-items: center;
  border-right: 1px solid var(--line-soft);
  color: var(--muted);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
}

.room-type-row {
  border-bottom: 1px solid rgba(13, 52, 49, 0.24);
  background: linear-gradient(135deg, var(--sea), var(--sea-2));
  color: #fffaf1;
  padding: 12px var(--space-4);
  font-weight: 950;
}

.room-row {
  border-bottom: 1px solid var(--line-soft);
}

.room-days {
  --lane-count: 1;
  --block-lane-height: 58px;
  position: relative;
  grid-template-rows: repeat(var(--lane-count), var(--block-lane-height));
  min-height: var(--block-lane-height);
  background:
    linear-gradient(90deg, rgba(223, 210, 189, 0.62) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 250, 241, 0.72), rgba(248, 241, 229, 0.56));
  background-size: calc(100% / var(--days)) 100%, 100% 100%;
}

.empty-day {
  display: block;
  min-height: 100%;
  border-right: 1px solid var(--line-soft);
  color: transparent;
}

.room-block-slot {
  position: relative;
  z-index: 2;
  align-self: stretch;
  min-width: 0;
  margin: 7px 4px;
}

.room-block {
  display: flex;
  align-items: center;
  height: 100%;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  box-shadow: 0 10px 20px rgba(28, 38, 35, 0.12);
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 900;
}

.block-reservation {
  border-color: rgba(49, 93, 147, 0.38);
  background: linear-gradient(135deg, var(--sky), #244875);
  color: #fff;
}

.block-closed {
  border-color: rgba(32, 41, 39, 0.48);
  background: linear-gradient(135deg, var(--charcoal), #0f1514);
  color: #fff;
}

.block-conflict {
  border-color: rgba(143, 64, 90, 0.42);
  background: linear-gradient(135deg, var(--rose), #693044);
  color: #fff;
}

/* 08. Calendar ----------------------------------------------------------- */
.calendar-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
  gap: var(--space-5);
}

.calendar-panel {
  overflow: hidden;
  background: #fffdf8;
}

.weekday-grid,
.month-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.weekday-grid div {
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff8ec, var(--paper-soft));
  padding: var(--space-3);
  color: var(--muted);
  text-align: center;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 900;
}

.calendar-empty,
.calendar-day {
  min-height: 140px;
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: var(--space-3);
}

.calendar-empty {
  background: rgba(255, 250, 241, 0.46);
}

.calendar-day {
  display: flex;
  flex-direction: column;
  color: var(--ink);
  transition: background 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.calendar-day:hover,
.selected-day {
  position: relative;
  z-index: 2;
  box-shadow: inset 0 0 0 2px var(--sea), var(--shadow-sm);
}

.calendar-day:hover {
  transform: translateY(-1px);
}

.calendar-day-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
}

.calendar-number {
  color: var(--sea-2);
  font-family: var(--font-display);
  font-size: clamp(34px, 4vw, 48px);
  line-height: 0.9;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.calendar-badge-row {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px;
}

.calendar-conflict-badge,
.calendar-type-capacity-badge {
  display: inline-grid;
  min-width: 26px;
  height: 26px;
  place-items: center;
  border: 1px solid var(--rose);
  border-radius: var(--radius-pill);
  background: var(--rose);
  color: #fff;
  padding: 0 6px;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 900;
}

.calendar-type-capacity-badge {
  background: #fff;
  color: var(--rose);
}

.calendar-records {
  margin-top: auto;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 900;
}

.calendar-percent,
.calendar-small,
.calendar-status {
  margin-top: 5px;
}

.calendar-small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.calendar-status {
  border-top: 1px solid currentColor;
  padding-top: 6px;
  font-size: 12px;
  font-weight: 950;
}

.calendar-status-full {
  color: #76561f;
}

.calendar-status-conflict {
  color: var(--rose);
}

.occupancy-empty {
  background: #fffdf8;
  color: var(--muted);
}

.occupancy-low {
  background: linear-gradient(180deg, #f7fbf8, var(--leaf-soft));
}

.occupancy-mid {
  background: linear-gradient(180deg, #fffaf0, var(--gold-soft));
}

.occupancy-high,
.occupancy-full {
  background: linear-gradient(180deg, #fff6e2, #f8d99a);
}

.occupancy-conflict {
  background: linear-gradient(180deg, #fff8f6, var(--rose-soft));
  box-shadow: inset 0 0 0 2px rgba(143, 64, 90, 0.36);
}

.calendar-capacity-panel,
.calendar-conflict-panel,
.calendar-type-capacity-panel,
.day-success-panel {
  margin-top: var(--space-4);
  border: 1px solid rgba(215, 168, 79, 0.38);
  border-radius: var(--radius);
  background: var(--gold-soft);
  padding: var(--space-4);
}

.calendar-conflict-panel,
.calendar-type-capacity-panel.is-danger {
  border-color: rgba(143, 64, 90, 0.38);
  background: var(--rose-soft);
}

.day-success-panel {
  border-color: rgba(22, 76, 70, 0.34);
  background: var(--sea-soft);
}

.calendar-conflict-panel h3,
.calendar-type-capacity-panel h3 {
  margin: 0 0 var(--space-3);
  color: var(--sea-2);
  font-size: 20px;
}

.calendar-conflict-rooms,
.calendar-type-capacity-list,
.calendar-conflict-blocks {
  display: grid;
  gap: var(--space-2);
}

.calendar-conflict-room,
.calendar-type-capacity-item {
  border-top: 1px solid rgba(215, 168, 79, 0.30);
  padding-top: var(--space-2);
}

.calendar-conflict-room,
.calendar-type-capacity-item.is-danger {
  border-top-color: rgba(143, 64, 90, 0.28);
}

.calendar-conflict-room .summary-row,
.calendar-type-capacity-item .summary-row {
  border-top: 0;
  padding: 0 0 var(--space-2);
}

.calendar-type-capacity-item p,
.calendar-type-capacity-item small,
.type-warning-full,
.type-warning-danger {
  margin: 0;
  font-size: 13px;
  font-weight: 850;
}

.calendar-type-capacity-item small {
  display: block;
  margin-top: var(--space-1);
  color: var(--muted);
}

.type-warning-full { color: #76561f; }
.type-warning-danger { color: var(--rose); }

.calendar-conflict-blocks {
  margin: 0;
  padding-left: 18px;
  font-size: 13px;
  font-weight: 850;
}

.calendar-conflict-blocks a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

/* 09. Day Detail --------------------------------------------------------- */
.day-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 420px);
  align-items: start;
  gap: var(--space-5);
}

.day-main,
.day-room-types,
.day-room-list,
.day-block-list,
.day-overview-section {
  display: grid;
  gap: var(--space-4);
}

.day-overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3);
}

.day-overview-card {
  border-left: 5px solid var(--sea);
  padding: var(--space-5);
}

.day-overview-card.is-warning {
  border-left-color: var(--gold);
  background: #fff7e5;
}

.day-overview-card.is-danger {
  border-color: rgba(143, 64, 90, 0.32);
  border-left-color: var(--rose);
  background: var(--rose-soft);
}

.day-overview-card h2,
.day-overview-card h3 {
  margin: var(--space-1) 0 var(--space-3);
  color: var(--sea-2);
  line-height: 1;
}

.day-overview-card h2 { font-size: 32px; }
.day-overview-card h3 { font-size: 24px; }

.day-overview-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.day-metric-pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: #fffdf8;
  padding: 6px 9px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 850;
}

.day-metric-pill.is-warning {
  border-color: rgba(215, 168, 79, 0.46);
  background: var(--gold-soft);
  color: #68490f;
}

.day-metric-pill.is-danger {
  border-color: rgba(143, 64, 90, 0.36);
  background: var(--rose-soft);
  color: #693044;
}

.day-summary-card {
  background: rgba(255, 250, 241, 0.94);
}

.day-room-type {
  overflow: hidden;
}

.day-room-type.is-danger {
  border-color: rgba(143, 64, 90, 0.34);
  box-shadow: inset 0 0 0 2px rgba(143, 64, 90, 0.06), var(--shadow-sm);
}

.day-room-type-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-5);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fffdf8, var(--paper-soft));
  padding: var(--space-5);
}

.day-room-type-head h2 {
  margin: var(--space-1) 0 0;
  color: var(--sea-2);
  font-size: 34px;
  line-height: 1;
}

.day-room-type-stats {
  display: grid;
  align-content: start;
  justify-items: end;
  min-width: 180px;
  gap: 5px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.day-room-type-stats strong {
  color: var(--ink);
  font-size: 15px;
}

.day-room-list {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  align-items: start;
  padding: var(--space-4);
}

.day-room-card {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-4);
}

.day-room-empty {
  border-left: 5px solid var(--leaf);
  background: rgba(232, 244, 236, 0.66);
}

.day-room-reservation { border-left: 5px solid var(--sky); }
.day-room-closed { border-left: 5px solid var(--charcoal); }
.day-room-conflict {
  border-left: 5px solid var(--rose);
  background: var(--rose-soft);
}

.day-room-head,
.day-block-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.day-room-head h3 {
  margin: 0;
  color: var(--sea-2);
  font-size: 25px;
  line-height: 1;
}

.day-room-state,
.day-block-badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
  padding: 5px 9px;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}

.day-room-actions {
  align-items: center;
}

.day-room-actions .button-secondary,
.day-room-actions .button-primary {
  min-height: 34px;
  padding: 0 11px;
  font-size: 12px;
}

.day-room-actions .button-secondary::before {
  content: "+";
  margin-right: 6px;
  font-family: var(--font-data);
  font-weight: 900;
}

.day-room-actions .button-primary::before {
  content: "\270E";
  margin-right: 6px;
  font-family: var(--font-data);
  font-weight: 900;
}

.day-room-empty-text {
  margin: 0;
  border: 1px solid rgba(52, 115, 92, 0.24);
  border-left: 4px solid var(--leaf);
  border-radius: var(--radius);
  background: #f3fbf5;
  padding: 10px 12px;
  color: var(--ink-soft);
  font-size: 14px;
}

.day-block-card,
.day-block-card.block-reservation,
.day-block-card.block-closed,
.day-block-card.block-conflict {
  display: grid;
  gap: var(--space-3);
  min-height: 0;
  border: 1px solid var(--line);
  background: #fffdf8;
  color: var(--ink);
  padding: var(--space-4);
}

.day-block-card.block-reservation { border-left: 5px solid var(--sky); }
.day-block-card.block-closed { border-left: 5px solid var(--charcoal); }
.day-block-card.block-conflict {
  border-color: rgba(143, 64, 90, 0.34);
  border-left: 5px solid var(--rose);
  background: #fff5f8;
}

.day-block-head h4 {
  margin: 2px 0 0;
  color: var(--sea-2);
  font-size: 22px;
  line-height: 1.05;
}

.day-block-badge {
  color: var(--sky);
}

.day-block-card.block-closed .day-block-badge { color: var(--charcoal); }
.day-block-card.block-conflict .day-block-badge { color: var(--rose); }

.day-block-details {
  display: grid;
  grid-template-columns: minmax(120px, 170px) minmax(0, 1fr);
  gap: 8px var(--space-4);
  margin: 0;
  border-top: 1px solid var(--line-soft);
  padding-top: var(--space-3);
  font-size: 14px;
}

.day-block-details dt {
  color: var(--muted);
  font-weight: 850;
}

.day-block-details dd {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--ink);
  font-weight: 850;
}

.day-editor-panel {
  position: sticky;
  top: calc(var(--topbar-h) + var(--space-4));
  display: grid;
  gap: var(--space-3);
  max-height: calc(100vh - var(--topbar-h) - 36px);
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-gutter: stable;
}

.block-editor-shell {
  padding: var(--space-5);
}

.block-editor-shell h2 {
  margin: var(--space-1) 0 var(--space-4);
  color: var(--sea-2);
  font-size: 30px;
  line-height: 1;
}

.block-editor-shell .form-panel {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 0;
}

.block-editor-context {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  border-left: 5px solid var(--sea);
  background: var(--sea-soft);
  padding: var(--space-4);
}

.block-editor-context-rows {
  display: grid;
  gap: 7px;
}

.block-editor-context-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: var(--space-3);
  font-size: 13px;
}

.block-editor-context-row span {
  color: var(--muted);
  font-weight: 850;
}

.block-editor-context-row strong {
  overflow-wrap: anywhere;
}

.block-editor-context-alert {
  border: 1px solid rgba(143, 64, 90, 0.32);
  border-radius: var(--radius-sm);
  background: var(--rose-soft);
  padding: 8px 10px;
  color: #693044;
  font-size: 13px;
  font-weight: 850;
}

/* 10. Conflicts ---------------------------------------------------------- */
.conflict-list {
  display: grid;
  gap: var(--space-4);
}

.conflict-item {
  border-color: rgba(143, 64, 90, 0.30);
  background: linear-gradient(180deg, #fffdf8, var(--rose-soft));
}

.conflict-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  border-bottom: 1px solid rgba(143, 64, 90, 0.22);
  padding-bottom: var(--space-4);
}

.conflict-head .section-label {
  color: #693044;
}

.conflict-head h2 {
  margin: var(--space-1) 0 0;
  color: var(--sea-2);
  font-size: 34px;
  line-height: 1;
}

.conflict-head > strong {
  border-radius: var(--radius-pill);
  background: #693044;
  padding: 8px 12px;
  color: #fff;
  font-family: var(--font-data);
  font-size: 13px;
  white-space: nowrap;
}

.conflict-blocks {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.conflict-block {
  display: grid;
  grid-template-columns: 180px 1fr 220px;
  gap: var(--space-3);
  border: 1px solid rgba(143, 64, 90, 0.34);
  border-left: 5px solid var(--rose);
  border-radius: var(--radius);
  background: #fff8fa;
  padding: 10px 12px;
  color: var(--ink);
  font-size: 14px;
}

.conflict-block span {
  color: #693044;
  font-family: var(--font-data);
  font-weight: 850;
}

.conflict-block strong {
  color: var(--ink);
}

.conflict-block small {
  color: #693044;
  font-weight: 750;
  text-align: right;
}

.conflict-block:hover,
.conflict-block:focus-visible {
  border-color: var(--rose);
  background: #fff2f6;
  box-shadow: var(--shadow-sm);
}

/* 11. Bulk Selection ----------------------------------------------------- */
.calendar-action-strip,
.table-selection-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
  padding: var(--space-4) var(--space-5);
}

.calendar-action-strip {
  border-left: 5px solid var(--gold);
}

.calendar-action-strip strong,
.table-selection-toolbar strong {
  display: block;
  margin-bottom: 3px;
  color: var(--sea-2);
  font-size: 15px;
  font-weight: 950;
}

.calendar-action-strip span,
.table-selection-toolbar span,
.table-selection-toolbar p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.table-selection-actions,
.calendar-action-buttons {
  justify-content: flex-end;
}

.table-selection-toolbar {
  border-color: rgba(22, 76, 70, 0.34);
  border-left: 5px solid var(--sea);
  background: linear-gradient(135deg, var(--sea-soft), rgba(255, 250, 241, 0.98));
}

.table-selection-toolbar .validation {
  width: 100%;
}

.bulk-close-editor {
  margin-bottom: var(--space-5);
}

.is-table-select-mode .room-days,
.is-calendar-select-mode .calendar-day {
  cursor: crosshair;
}

.is-table-select-mode .empty-day:hover,
.is-table-select-mode .room-block-slot:hover,
.is-calendar-select-mode .calendar-day:hover {
  background: var(--sea-soft);
  box-shadow: inset 0 0 0 2px rgba(22, 76, 70, 0.28);
}

.selected-calendar-date {
  position: relative;
  z-index: 3;
  box-shadow: inset 0 0 0 3px var(--sea), var(--shadow-sm);
}

.selected-calendar-date::after {
  content: "\2713";
  position: absolute;
  top: 10px;
  right: 10px;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--sea);
  color: #fffaf1;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(22, 76, 70, 0.22);
}

.room-date-selection {
  position: relative;
  z-index: 5;
  border: 1px solid rgba(22, 76, 70, 0.38);
  background: rgba(22, 76, 70, 0.16);
  pointer-events: none;
  box-shadow: inset 0 0 0 2px rgba(22, 76, 70, 0.12);
}

.room-date-selection::after {
  content: "\2713";
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--sea);
  color: #fffaf1;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(22, 76, 70, 0.22);
  transform: translate(-50%, -50%);
}

.empty-day.selected-table-cell {
  background: rgba(22, 76, 70, 0.08);
}

/* 12. Responsive --------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 1100px) {
  .calendar-layout,
  .day-detail-layout {
    grid-template-columns: 1fr;
  }

  .summary-panel,
  .day-editor-panel {
    position: static;
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 900px) {
  .topbar {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .brand {
    grid-column: 1;
  }

  .nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
  }

  .page-close {
    grid-column: 2;
    grid-row: 1;
  }

  .page-head,
  .day-room-type-head,
  .day-room-head,
  .day-block-head,
  .conflict-head,
  .calendar-action-strip,
  .table-selection-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .toolbar,
  .calendar-action-buttons,
  .table-selection-actions {
    justify-content: flex-start;
  }

  .day-room-type-stats {
    justify-items: start;
  }

  .day-room-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  :root {
    --topbar-h: 70px;
    --board-room-column: 146px;
    --board-day-width: 40px;
  }

  body {
    background-size: 32px 32px;
  }

  .topbar {
    gap: var(--space-3);
    padding: 10px;
  }

  .brand-logo {
    width: min(172px, 62vw);
  }

  .brand-text {
    display: none;
  }

  .page-close {
    width: 40px;
    height: 40px;
  }

  .nav {
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 2px;
    flex-wrap: nowrap;
  }

  .nav a {
    flex: 0 0 auto;
    min-height: 36px;
    padding: 0 12px;
    font-size: 12px;
  }

  .page-shell {
    width: min(100vw - 20px, var(--page-max));
    padding: var(--space-5) 0 var(--space-8);
  }

  .page-head h1,
  .login-panel h1 {
    font-size: clamp(34px, 13vw, 54px);
  }

  .toolbar,
  .form-actions,
  .calendar-action-buttons,
  .table-selection-actions {
    flex-direction: column;
  }

  .toolbar > *,
  .form-actions > *,
  .calendar-action-buttons > *,
  .table-selection-actions > * {
    width: 100%;
  }

  .form-grid,
  .conflict-block,
  .day-block-details,
  .block-editor-context-row {
    grid-template-columns: 1fr;
  }

  .summary-panel,
  .form-panel,
  .login-panel,
  .empty-panel,
  .conflict-item,
  .block-editor-shell,
  .bulk-close-editor {
    padding: var(--space-4);
  }

  .calendar-panel {
    overflow-x: auto;
  }

  .weekday-grid,
  .month-grid {
    min-width: 640px;
  }

  .calendar-empty,
  .calendar-day {
    min-height: 112px;
    padding: 9px;
  }

  .calendar-number {
    font-size: 32px;
  }

  .calendar-records,
  .calendar-small,
  .calendar-status {
    font-size: 11px;
  }

  .conflict-block small {
    text-align: left;
  }

  .day-block-badge,
  .day-room-state {
    white-space: normal;
  }
}