:root {
  --bg: #f4efe6;
  --panel: #fffaf2;
  --panel-strong: #f7eedc;
  --text: #2f241f;
  --muted: #6f625b;
  --border: #d7c7b2;
  --grid-line: rgba(89, 67, 47, 0.18);
  --available: #2d9d64;
  --occupied: #cb4d4d;
  --accent: #b16b2f;
  --shadow: 0 18px 45px rgba(79, 49, 23, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.75), transparent 30%),
    linear-gradient(160deg, #efe5d3 0%, var(--bg) 45%, #f9f5ef 100%);
}

.site-header,
.page-shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 28px 0 18px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.subtitle {
  margin-top: 6px;
  color: var(--muted);
}

.nav-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.nav-links form {
  margin: 0;
}

.nav-links a,
button {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.88);
  color: var(--text);
  padding: 10px 16px;
  text-decoration: none;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.nav-links a:hover,
button:hover {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.nav-links a.active {
  background: var(--accent);
  color: #fffaf2;
  border-color: var(--accent);
}

.page-shell {
  display: grid;
  gap: 20px;
  padding-bottom: 32px;
}

.config-layout {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  align-items: start;
}

.panel {
  background: rgba(255, 250, 242, 0.9);
  border: 1px solid rgba(215, 199, 178, 0.85);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 22px;
  backdrop-filter: blur(6px);
}

.panel-wide {
  grid-column: 1 / -1;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}

.panel-heading p {
  margin-top: 6px;
  color: var(--muted);
}

.legend {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.toolbar-group,
.plan-manager {
  display: flex;
  gap: 12px;
  align-items: end;
  flex-wrap: wrap;
}

.toolbar-group form {
  margin: 0;
}

.inline-field {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 600;
  min-width: 220px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.legend-swatch {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  border: 1px solid rgba(47, 36, 31, 0.15);
}

.legend-swatch.available {
  background: var(--available);
}

.legend-swatch.occupied {
  background: var(--occupied);
}

.message {
  min-height: 50px;
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--panel-strong);
  border: 1px solid var(--border);
}

.message[hidden] {
  visibility: hidden;
  display: block;
}

.message.error {
  border-color: #d69090;
  background: #f8e5e5;
}

.message.success {
  border-color: #84bc9c;
  background: #e7f5ec;
}

.refresh-status {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}

.refresh-status.is-paused {
  color: var(--accent);
}

.refresh-status.is-error {
  color: #8e3636;
}

.floorplan-scroll {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  overflow: auto;
  padding: 4px 0 8px;
}

.floorplan-scroll.is-3d {
  perspective: 1400px;
  perspective-origin: 50% 0%;
  padding: 110px 90px 150px;
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.floorplan-scroll.is-3d.is-dragging {
  cursor: grabbing;
}

.floorplan-meta {
  margin-top: 12px;
  display: grid;
  gap: 6px;
}

.floorplan-name {
  font-weight: 700;
  color: var(--text);
}

.floorplan-rotation {
  min-width: 160px;
}

.floorplan-font-size {
  min-width: 180px;
}

.floorplan {
  position: relative;
  display: grid;
  border: 2px solid var(--border);
  border-radius: 18px;
  background-color: rgba(255, 255, 255, 0.65);
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
  min-width: fit-content;
}

.floorplan.is-3d {
  transform-style: preserve-3d;
  transform:
    translate(var(--fp-pan-x, 0px), var(--fp-pan-y, 0px))
    rotateX(var(--fp-rot-x, 58deg))
    rotateZ(var(--fp-rot-z, 0deg))
    scale(var(--fp-scale, 1));
  transform-origin: center center;
  margin: 0 auto;
  box-shadow:
    0 24px 30px rgba(47, 36, 31, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.floorplan-preview {
  min-height: 200px;
  cursor: crosshair;
}

.table-card {
  position: absolute;
  border-radius: 0;
  border: 2px solid rgba(47, 36, 31, 0.12);
  color: #fff;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  text-align: center;
  box-shadow: 0 10px 20px rgba(47, 36, 31, 0.16);
  overflow: visible;
}

.table-card.is-3d {
  transform: translateZ(var(--cell-height, 24px));
  transform-style: preserve-3d;
}

.table-card .table-face {
  display: none;
  position: absolute;
  pointer-events: none;
  background: var(--table-solid, #999);
  z-index: 0;
}

.table-card.is-3d .table-face {
  display: block;
}

.table-card.is-3d .table-face-front {
  left: 0;
  right: 0;
  top: 100%;
  height: var(--cell-height, 24px);
  transform-origin: top;
  transform: rotateX(-90deg);
  border-radius: 0;
}

.table-card.is-3d .table-face-back {
  left: 0;
  right: 0;
  bottom: 100%;
  height: var(--cell-height, 24px);
  transform-origin: bottom;
  transform: rotateX(90deg);
  border-radius: 0;
}

.table-card.is-3d .table-face-right {
  top: 0;
  bottom: 0;
  right: calc(-1 * var(--cell-height, 24px));
  width: var(--cell-height, 24px);
  transform-origin: left;
  transform: rotateY(90deg);
  border-radius: 0;
}

.table-card.is-3d .table-face-left {
  top: 0;
  bottom: 0;
  left: calc(-1 * var(--cell-height, 24px));
  width: var(--cell-height, 24px);
  transform-origin: right;
  transform: rotateY(-90deg);
  border-radius: 0;
}

.table-card .table-name,
.table-card .table-elapsed {
  position: relative;
  z-index: 1;
}

.table-card .table-name {
  line-height: 1.1;
  font-size: 1.2rem;
  font-weight: 700;
}

.floorplan.table-font-small .table-name {
  font-size: 0.95rem;
}

.floorplan.table-font-medium .table-name {
  font-size: 1.2rem;
}

.floorplan.table-font-large .table-name {
  font-size: 1.45rem;
}

.floorplan.table-font-xlarge .table-name {
  font-size: 1.75rem;
}

.table-card.available {
  --table-solid: var(--available);
  background: linear-gradient(135deg, #37b172 0%, var(--available) 100%);
}

.table-card.occupied {
  --table-solid: var(--occupied);
  background: linear-gradient(135deg, #df6767 0%, var(--occupied) 100%);
}

.table-card.clickable {
  cursor: pointer;
}

.table-card small {
  font-size: 0.5rem;
  font-weight: 500;
  opacity: 0.95;
}

.floorplan.timers-hidden .table-card .table-elapsed {
  display: none;
}

.stack-form {
  display: grid;
  gap: 14px;
}

.compact-form {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-top: 16px;
  align-items: end;
}

.stack-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 600;
}

input,
select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fffdf9;
  color: var(--text);
  padding: 11px 12px;
  font: inherit;
}

input:focus,
select:focus {
  outline: 2px solid rgba(177, 107, 47, 0.2);
  border-color: var(--accent);
}

.button-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.import-export-row {
  margin-top: 16px;
}

button.secondary {
  background: transparent;
}

button.is-active {
  background: var(--available);
  color: #fffaf2;
  border-color: var(--available);
}

.config-preview-wrap {
  margin-top: 20px;
}

.preview-header {
  margin-bottom: 12px;
}

.preview-header p {
  margin-top: 6px;
  color: var(--muted);
}

.table-list-wrap {
  overflow-x: auto;
}

.activity-log-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.data-table th,
.data-table td {
  text-align: left;
  border-bottom: 1px solid var(--border);
  padding: 12px 10px;
}

.data-table th {
  color: var(--muted);
  font-size: 0.9rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
}

.status-pill.available {
  background: rgba(45, 157, 100, 0.16);
  color: #206a45;
}

.status-pill.occupied {
  background: rgba(203, 77, 77, 0.16);
  color: #8e3636;
}

.row-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.table-card.editable {
  cursor: move;
  user-select: none;
  touch-action: none;
}

.table-card.selected {
  outline: 4px solid rgba(177, 107, 47, 0.35);
  outline-offset: 2px;
}

.resize-handle {
  position: absolute;
  right: 8px;
  bottom: 8px;
  width: 16px;
  height: 16px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(47, 36, 31, 0.2);
  cursor: nwse-resize;
}

.position-summary {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(247, 238, 220, 0.85);
  border: 1px solid var(--border);
}

.position-summary p {
  margin-top: 6px;
  color: var(--muted);
}

.empty-state {
  margin-bottom: 14px;
  color: var(--muted);
  font-weight: 600;
}

.auth-panel {
  width: min(420px, 100%);
  margin: 0 auto;
}

.bottom-controls-wrap {
  padding-bottom: 24px;
}

.bottom-controls {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel-heading {
    flex-direction: column;
  }

  .bottom-controls {
    flex-direction: column;
    align-items: flex-start;
  }
}