:root {
  --paper: #FFFBF4;
  --surface: #FFFBF4;
  --ink: #11120D;
  --muted: #585449;
  --grid: rgba(88, 84, 73, 0.18);
  --grid-strong: rgba(88, 84, 73, 0.34);
  --wall: #11120D;
  --highlight: rgba(233, 190, 95, 0.38);
  --cell: 10px;
  --wall-size: max(2px, calc(var(--cell) * 0.34));

  --ui-bg: #D8CFBC;
  --ui-card: rgba(255, 251, 244, 0.96);
  --ui-card-solid: #FFFBF4;
  --ui-card-soft: rgba(88, 84, 73, 0.12);
  --ui-text: #11120D;
  --ui-muted: #585449;
  --ui-border: rgba(17, 18, 13, 0.24);
  --ui-accent: #E9BE5F;
  --ui-accent-text: #11120D;
  --ui-shadow: none;
}

body[data-theme="night"] {
  --paper: #11120D;
  --surface: #11120D;
  --ink: #FFFBF4;
  --muted: #D8CFBC;
  --grid: rgba(216, 207, 188, 0.13);
  --grid-strong: rgba(233, 190, 95, 0.38);
  --wall: #FFFBF4;
  --highlight: rgba(233, 190, 95, 0.35);

  --ui-bg: #11120D;
  --ui-card: rgba(17, 18, 13, 0.94);
  --ui-card-solid: #11120D;
  --ui-card-soft: rgba(216, 207, 188, 0.12);
  --ui-text: #FFFBF4;
  --ui-muted: #D8CFBC;
  --ui-border: rgba(255, 251, 244, 0.24);
  --ui-accent: #E9BE5F;
  --ui-accent-text: #11120D;
  --ui-shadow: none;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  overscroll-behavior: none;
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--ui-bg);
  color: var(--ui-text);
  font-family: "Roboto Condensed", Arial, sans-serif;
  overflow: hidden;
}

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

button {
  border: 0;
  cursor: pointer;
}

.app {
  width: 100%;
  height: 100dvh;
  min-height: 100dvh;
  padding: 0;
  overflow: hidden;
}

.shell {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 100%;
  margin: 0 auto;
  background: var(--surface);
  overflow: hidden;
}

.brand {
  display: grid;
  place-items: center;
  height: 64px;
  min-height: 64px;
  border-bottom: 1px solid var(--ink);
  text-align: center;
  background: var(--surface);
}

.brand-title {
  display: inline-block;
  font-family: "Roboto Condensed", Arial, sans-serif;
  padding: 4px 12px 3px;
  background: var(--ink);
  color: var(--surface);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.09em;
}

.brand-subtitle {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.viewport {
  display: block;
  position: relative;
  width: 100%;
  height: calc(100dvh - 64px);
  min-height: calc(100dvh - 64px);
  padding: 0;
  background: var(--paper);
  overflow: hidden;
}

.map-stage {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--paper);
  cursor: grab;
  user-select: none;
  touch-action: none;
  overscroll-behavior: none;
}

.map-stage.is-dragging {
  cursor: grabbing;
}

.grid-board {
  --cols: 520;
  --rows: 340;
  position: absolute;
  left: 0;
  top: 0;
  width: calc(var(--cols) * var(--cell));
  height: calc(var(--rows) * var(--cell));
  background:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px),
    var(--paper);
  background-size: var(--cell) var(--cell);
  border: 1px solid var(--grid-strong);
  user-select: none;
  touch-action: none;
  transform-origin: 0 0;
  will-change: transform;
  opacity: 0;
}

.grid-board.is-ready {
  opacity: 1;
}

.wall,
.detected-cell,
.floor-mask {
  position: absolute;
}

.floor-mask {
  z-index: 1;
  background: var(--paper);
  pointer-events: none;
}

.wall {
  z-index: 5;
  background: var(--wall);
  pointer-events: none;
}

.detected-cell {
  z-index: 2;
  background: var(--highlight);
  pointer-events: none;
}

.ui-layer {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  font-family: "Courier New", "Roboto Condensed", monospace;
  color: var(--ui-text);
}

.ui-topbar {
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  min-height: 42px;
  display: flex;
  justify-content: space-between;
  gap: 0;
  padding: 6px 8px;
  border-bottom: 1px solid var(--ui-border);
  background: var(--ui-card);
  pointer-events: none;
}

.ui-group {
  display: flex;
  gap: 8px;
  pointer-events: auto;
}

.ui-btn,
.sheet-close,
.admin-close,
.admin-exit {
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid var(--ui-border);
  border-radius: 2px;
  background: var(--ui-card-solid);
  color: var(--ui-text);
  font-family: "Roboto Condensed", Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: none;
}

.ui-btn:active,
.sheet-close:active,
.admin-close:active,
.admin-save:active,
.admin-secondary:active,
.admin-photo-delete:active {
  transform: translateY(1px);
}

.room-sheet,
.admin-panel {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  border: 1px solid var(--ui-border);
  border-left: 0;
  border-right: 0;
  border-bottom: 0;
  border-radius: 0;
  background: var(--ui-card);
  box-shadow: var(--ui-shadow);
  pointer-events: auto;
  transform: translateY(calc(100% + 24px));
  opacity: 0;
  transition: transform 220ms ease, opacity 220ms ease;
}

.room-sheet.is-open,
.admin-panel.is-open {
  transform: translateY(0);
  opacity: 1;
}

.room-sheet {
  max-height: 58dvh;
  padding: 20px 20px 0;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.sheet-head,
.admin-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.room-kicker,
.admin-kicker {
  margin: 0 0 10px;
  color: var(--ui-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.room-title {
  margin: 0;
  max-width: 78vw;
  color: var(--ui-text);
  font-size: clamp(30px, 9vw, 54px);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.room-type-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
}

.room-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 2px;
  background: var(--ui-accent);
  color: var(--ui-accent-text);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.room-description {
  margin: 18px 0 20px;
  color: var(--ui-text);
  font-size: 14px;
  line-height: 1.55;
  letter-spacing: -0.02em;
}

.room-photo {
  display: none;
  position: relative;
  margin: 0 -20px;
  border-top: 1px solid var(--ui-border);
  border-bottom: 1px solid var(--ui-border);
  background: var(--ui-card-soft);
}

.room-photo.is-visible {
  display: block;
}

.room-photo img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 38dvh;
  object-fit: contain;
}

.photo-nav {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 28%;
  min-width: 64px;
  border: 0;
  background: transparent;
  color: transparent;
  z-index: 2;
}

.photo-nav-left {
  left: 0;
}

.photo-nav-right {
  right: 0;
}

.room-photo-counter {
  position: absolute;
  right: 10px;
  bottom: 10px;
  min-height: 20px;
  padding: 3px 7px;
  border: 1px solid var(--ui-border);
  background: var(--ui-card);
  color: var(--ui-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  display: none;
}

.room-photo-counter.is-visible {
  display: inline-flex;
  align-items: center;
}

.room-guests {
  display: none;
  margin: 16px 0 20px;
  padding: 14px;
  border-radius: 2px;
  background: var(--ui-card-soft);
}

.room-guests.is-visible {
  display: block;
}

.room-guests-title {
  margin: 0 0 8px;
  color: var(--ui-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.room-guests-list {
  margin: 0;
  color: var(--ui-text);
  font-size: 14px;
  line-height: 1.4;
}

.admin-panel {
  top: 106px;
  bottom: 0;
  display: flex;
  flex-direction: column;
  padding: 18px;
  overflow: hidden;
}

.admin-title {
  margin: 0;
  color: var(--ui-text);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.04em;
}

.admin-body {
  margin-top: 18px;
  padding-right: 4px;
  overflow: auto;
}

.admin-field {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.admin-label {
  color: var(--ui-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-input,
.admin-textarea,
.admin-select {
  width: 100%;
  border: 1px solid var(--ui-border);
  border-radius: 2px;
  background: var(--ui-card-solid);
  color: var(--ui-text);
  outline: none;
  padding: 13px 14px;
  font-size: 14px;
  line-height: 1.35;
}

.admin-textarea {
  min-height: 116px;
  resize: vertical;
}

.admin-assignment {
  display: block;
}

.admin-actions {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.admin-save,
.admin-secondary {
  flex: 1;
  min-height: 42px;
  border-radius: 2px;
  font-family: "Roboto Condensed", Arial, sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-save {
  background: var(--ui-accent);
  color: var(--ui-accent-text);
}

.admin-secondary {
  border: 1px solid var(--ui-border);
  background: transparent;
  color: var(--ui-text);
}

.admin-empty {
  margin: 18px 0 0;
  padding: 16px;
  border-radius: 2px;
  background: var(--ui-card-soft);
  color: var(--ui-muted);
  font-size: 13px;
  line-height: 1.45;
}

.admin-help {
  margin: -8px 0 14px;
  color: var(--ui-muted);
  font-size: 12px;
  line-height: 1.35;
}

.admin-photo-manager {
  margin: 2px 0 16px;
  padding: 12px;
  border: 1px solid var(--ui-border);
  border-radius: 2px;
  background: var(--ui-card-soft);
}

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

.admin-photo-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  min-height: 22px;
  padding: 2px 7px;
  border: 1px solid var(--ui-border);
  background: var(--ui-card-solid);
  color: var(--ui-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.admin-photo-list {
  display: grid;
  gap: 8px;
}

.admin-photo-item {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border: 1px solid var(--ui-border);
  background: var(--ui-card-solid);
}

.admin-photo-thumb {
  display: block;
  width: 58px;
  height: 46px;
  object-fit: cover;
  border: 1px solid var(--ui-border);
  background: var(--ui-card-soft);
}

.admin-photo-meta {
  min-width: 0;
}

.admin-photo-title {
  margin: 0 0 3px;
  color: var(--ui-text);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.admin-photo-url {
  margin: 0;
  overflow: hidden;
  color: var(--ui-muted);
  font-size: 11px;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-photo-delete {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--ui-border);
  border-radius: 2px;
  background: transparent;
  color: #b14a3f;
  font-family: "Roboto Condensed", Arial, sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-photo-empty {
  margin: 0;
  color: var(--ui-muted);
  font-size: 12px;
  line-height: 1.35;
}

.admin-status {
  min-height: 18px;
  margin: 2px 0 12px;
  color: var(--ui-muted);
  font-size: 12px;
  line-height: 1.35;
}

.admin-status.is-error {
  color: #b14a3f;
}

.admin-status.is-ok {
  color: var(--ui-muted);
}


.loading-widget {
  position: absolute;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 20px;
  pointer-events: none;
  opacity: 0;
  transform: scale(0.98);
  transition: opacity 160ms ease, transform 160ms ease;
}

.loading-widget.is-visible {
  opacity: 1;
  transform: scale(1);
}

.loading-card {
  width: min(168px, 48vw);
  min-height: min(168px, 48vw);
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 10px;
  padding: 18px;
  border: 1px solid var(--ui-border);
  background: var(--ui-card);
  color: var(--ui-text);
  box-shadow: 0 18px 50px rgba(17, 18, 13, 0.16);
  text-align: center;
}

.loading-mark {
  width: 28px;
  height: 28px;
  border: 1px solid var(--ui-border);
  background:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px),
    var(--ui-card-solid);
  background-size: 7px 7px;
  animation: loadingPulse 900ms ease-in-out infinite alternate;
}

.loading-title {
  margin: 0;
  color: var(--ui-muted);
  font-family: "Roboto Condensed", Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.loading-message {
  margin: 0;
  max-width: 120px;
  color: var(--ui-text);
  font-size: 13px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

@keyframes loadingPulse {
  from {
    opacity: 0.45;
    transform: translateY(0);
  }

  to {
    opacity: 1;
    transform: translateY(-2px);
  }
}

@media (min-width: 700px) {
  .room-sheet {
    left: auto;
    right: 0;
    width: min(430px, 42vw);
    border-left: 1px solid var(--ui-border);
  }

  .admin-panel {
    left: auto;
    right: 0;
    width: min(430px, 42vw);
    border-left: 1px solid var(--ui-border);
  }
}