:root, [data-theme="light"] {
  --font-heading: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif;
  --font-body: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --bg-canvas: #F6F5F1;
  --bg-surface: #FFFFFF;
  --bg-subtle: #EFECE6;
  --bg-elevated: #FAF9F6;
  --ink-primary: #141513;
  --ink-secondary: #4A4E48;
  --ink-muted: #6E736B;
  --border-default: #D8D4CC;
  --border-strong: #B8B2A6;

  --emerald-bg: #EAF5F0;
  --emerald-ink: #0B533E;
  --emerald-border: #9BD3C0;
  --emerald-solid: #0F5C46;

  --amber-bg: #FEF4E6;
  --amber-ink: #8F4B00;
  --amber-border: #F5C478;
  --amber-solid: #B45309;

  --crimson-bg: #FDF0EF;
  --crimson-ink: #912018;
  --crimson-border: #F3B5B0;
  --crimson-solid: #B42318;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 2px rgba(20, 21, 19, 0.05);
  --shadow-pop: 0 10px 28px rgba(20, 21, 19, 0.14);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-canvas);
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

button, input {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.mono-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Top Command Rail */
.top-command-rail {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-default);
  box-shadow: var(--shadow-sm);
}

.rail-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand-cluster {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(15, 92, 70, 0.22);
}

.brand-logo-svg {
  width: 46px;
  height: 46px;
  display: block;
}

.app-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.app-title {
  margin: 0;
  font-size: 17.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-primary);
}

.brand-domain-badge {
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: var(--emerald-bg);
  color: var(--emerald-ink);
  border: 1px solid var(--emerald-border);
}

.app-subtitle {
  margin: 2px 0 0;
  font-size: 12.5px;
  color: var(--ink-secondary);
}

.lan-discovery-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.lan-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border-radius: var(--radius-md);
  font-size: 12.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--amber-bg);
  color: var(--amber-ink);
  border: 1px solid var(--amber-border);
}

#lan-status-text {
  font-variant-numeric: tabular-nums;
}

.lan-status-indicator[data-connected="true"] {
  background: var(--emerald-bg);
  color: var(--emerald-ink);
  border-color: var(--emerald-border);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.lan-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.lan-ip-input {
  height: 44px;
  width: 156px;
  padding: 0 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  color: var(--ink-primary);
  font-size: 13.5px;
}

.lan-ip-input:focus {
  outline: 2px solid var(--emerald-solid);
  outline-offset: 1px;
  background: #FFFFFF;
}

.btn-discover {
  min-height: 44px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--emerald-solid);
  background: var(--emerald-solid);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13.5px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  transition: background 140ms ease, transform 100ms ease;
}

.btn-discover:hover {
  background: #0B4635;
}

.btn-discover:active {
  transform: translateY(1px);
}

.btn-discover .icon {
  width: 16px;
  height: 16px;
}

/* Main Workspace */
.workspace-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 14px 16px 64px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.lan-gate-banner {
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  color: var(--amber-ink);
  border-radius: var(--radius-lg);
  padding: 12px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.lan-gate-banner[hidden] {
  display: none !important;
}

.gate-banner-content {
  font-size: 13.5px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.btn-gate-cta {
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--amber-ink);
  background: var(--amber-solid);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
}

/* Telemetry Strip */
.telemetry-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.metric-chip {
  min-height: 54px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--ink-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  transition: border-color 140ms ease, background 140ms ease;
}

.metric-chip:hover {
  border-color: var(--border-strong);
}

.metric-chip.is-active {
  border-color: var(--ink-primary);
  box-shadow: inset 0 0 0 1px var(--ink-primary);
}

.metric-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-secondary);
}

.metric-value {
  font-size: 18px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.metric-available .metric-value { color: var(--emerald-ink); }
.metric-oos .metric-value { color: var(--amber-ink); }
.metric-stopped .metric-value { color: var(--crimson-ink); }

/* Search & Group Filter Workbench */
.filter-workbench {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.search-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 4px 0 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
}

.search-input-wrap:focus-within {
  outline: 2px solid var(--emerald-solid);
  outline-offset: 1px;
  background: var(--bg-surface);
}

.search-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--ink-secondary);
  pointer-events: none;
}

.search-input {
  flex: 1;
  min-width: 0;
  min-height: 46px;
  padding: 0 4px;
  border: none;
  background: transparent;
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 16px;
}

.search-input:focus {
  outline: none;
}

.btn-clear-search {
  min-width: 44px;
  min-height: 44px;
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--ink-secondary);
  font-size: 16px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.quick-keyword-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.quick-hint {
  font-size: 12.5px;
  color: var(--ink-secondary);
  font-weight: 500;
  margin-right: 2px;
}

.quick-kw-btn {
  min-height: 44px;
  min-width: 48px;
  padding: 0 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: var(--bg-subtle);
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.quick-kw-btn:hover {
  border-color: var(--emerald-solid);
  color: var(--emerald-ink);
}

.group-chips-scroll {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.group-chip {
  min-height: 44px;
  padding: 0 13px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: var(--bg-elevated);
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  flex-shrink: 0;
}

.group-chip.is-active {
  background: var(--emerald-solid);
  border-color: var(--emerald-solid);
  color: #FFFFFF;
}

.group-chip-count {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11.5px;
  opacity: 0.85;
}

/* Bulk Action Bar */
.bulk-action-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-left: 4px solid var(--amber-solid);
  border-radius: var(--radius-lg);
  padding: 12px 14px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.bulk-summary {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.bulk-title {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-primary);
}

.bulk-subtitle {
  font-size: 12.5px;
  color: var(--ink-secondary);
}

.bulk-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.btn-bulk {
  min-height: 44px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: opacity 140ms ease, transform 100ms ease;
}

.btn-bulk:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-bulk-oos {
  background: var(--amber-solid);
  color: #FFFFFF;
}

.btn-bulk-oos:hover:not(:disabled) {
  background: #92400E;
}

.btn-bulk-available {
  background: var(--emerald-bg);
  color: var(--emerald-ink);
  border-color: var(--emerald-border);
}

.btn-bulk-available:hover:not(:disabled) {
  background: #D5ECE2;
}

.bulk-badge {
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.16);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.btn-bulk-available .bulk-badge {
  background: rgba(15, 92, 70, 0.14);
}

/* Dish List & Dish Row */
.dish-ledger-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: visible;
}

.dish-list {
  display: flex;
  flex-direction: column;
  divide-y: 1px solid var(--border-default);
}

.dish-row {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: background 120ms ease;
  position: relative;
}

.dish-row:last-child {
  border-bottom: none;
}

.dish-row:hover {
  background: var(--bg-elevated);
}

.dish-row[data-status="OUT_OF_STOCK"] {
  background: #FFFDF9;
}

.dish-row[data-status="STOP_SELLING"] {
  background: #FBF9F9;
}

.dish-info {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.dish-title-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}

.dish-name {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink-primary);
  word-break: break-word;
}

.dish-row[data-status="STOP_SELLING"] .dish-name {
  text-decoration: line-through;
  color: var(--ink-secondary);
}

.dish-code {
  font-size: 12px;
  color: var(--ink-muted);
}

.dish-acronym {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  color: var(--ink-secondary);
  border: 1px solid var(--border-default);
}

.dish-meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.dish-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-primary);
  font-variant-numeric: tabular-nums;
}

.dish-dept-tag {
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  color: var(--ink-secondary);
}

.status-badge {
  font-size: 12px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.status-badge-available {
  background: var(--emerald-bg);
  color: var(--emerald-ink);
  border: 1px solid var(--emerald-border);
}

.status-badge-oos {
  background: var(--amber-bg);
  color: var(--amber-ink);
  border: 1px solid var(--amber-border);
}

.status-badge-stopped {
  background: var(--crimson-bg);
  color: var(--crimson-ink);
  border: 1px solid var(--crimson-border);
}

/* Right-side Dish Action Cluster */
.dish-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  position: relative;
}

.btn-dish-toggle {
  min-height: 44px;
  min-width: 112px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 140ms ease, border-color 140ms ease;
}

.btn-dish-toggle:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-dish-toggle[data-target-action="OUT_OF_STOCK"] {
  background: #FFFFFF;
  color: var(--amber-ink);
  border-color: var(--amber-border);
}

.btn-dish-toggle[data-target-action="OUT_OF_STOCK"]:hover:not(:disabled) {
  background: var(--amber-bg);
  border-color: var(--amber-solid);
}

.btn-dish-toggle[data-target-action="AVAILABLE"] {
  background: var(--emerald-solid);
  color: #FFFFFF;
  border-color: var(--emerald-solid);
}

.btn-dish-toggle[data-target-action="AVAILABLE"]:hover:not(:disabled) {
  background: #0B4635;
}

.btn-dish-toggle[data-target-action="LOCKED_STOPPED"] {
  background: var(--bg-subtle);
  color: var(--ink-secondary);
  border-color: var(--border-default);
}

/* '...' More Menu Button (Ngưng bán / Mở bán lại) */
.more-menu-wrap {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-more-dots {
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: var(--bg-elevated);
  color: var(--ink-primary);
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.btn-more-dots:hover:not(:disabled) {
  border-color: var(--border-strong);
  background: var(--bg-subtle);
}

.btn-more-dots:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.more-popover {
  width: 248px;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-pop);
  padding: 4px;
}

.more-popover[hidden] {
  display: none !important;
}

.popover-action-btn {
  width: 100%;
  min-height: 44px;
  padding: 6px 10px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--font-body);
}

.popover-action-btn:hover {
  background: var(--bg-subtle);
}

.popover-action-title {
  font-size: 13.5px;
  font-weight: 700;
}

.popover-action-stop .popover-action-title {
  color: var(--crimson-ink);
}

.popover-action-resume .popover-action-title {
  color: var(--emerald-ink);
}

.popover-action-desc {
  font-size: 11.5px;
  color: var(--ink-secondary);
}

/* Empty State & Toast */
.empty-state {
  padding: 36px 16px;
  text-align: center;
}

.empty-title {
  margin: 0 0 12px;
  color: var(--ink-secondary);
  font-size: 15px;
}

.btn-reset-filters {
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
}

.toast-container {
  position: fixed;
  bottom: max(18px, env(safe-area-inset-bottom, 18px));
  right: 18px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: min(420px, calc(100vw - 24px));
  pointer-events: none;
}

.toast-item {
  position: relative;
  overflow: hidden;
  background: #141513;
  color: #FFFFFF;
  padding: 12px 16px 15px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  box-shadow: var(--shadow-pop);
  transition: opacity 220ms ease, transform 220ms ease;
}

.toast-item.toast-oos {
  background: #B45309;
}

.toast-item.toast-available {
  background: #0F5C46;
}

.toast-item.toast-stopped {
  background: #B42318;
}

.toast-item.is-hiding {
  opacity: 0;
  transform: translateY(8px);
}

.toast-body {
  font-variant-numeric: tabular-nums;
}

.toast-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 100%;
  background: rgba(255, 255, 255, 0.78);
  transform-origin: left center;
  animation-name: toastCountdown;
  animation-timing-function: linear;
  animation-fill-mode: forwards;
}

@keyframes toastCountdown {
  from {
    transform: scaleX(1);
  }
  to {
    transform: scaleX(0);
  }
}

/* Responsive Breakpoints (Mobile 390px, Tablet 768px, Desktop 1440px+) */
@media (max-width: 767px) {
  .rail-inner {
    padding: 8px 12px;
    gap: 8px;
  }

  .app-subtitle {
    display: none;
  }

  .top-command-rail[data-lan-connected="true"]:not([data-show-lan-edit="true"]) .lan-controls {
    display: none;
  }

  .lan-status-indicator {
    cursor: pointer;
    min-height: 40px;
  }

  .workspace-shell {
    padding: 10px 10px calc(56px + env(safe-area-inset-bottom, 0px));
    gap: 10px;
  }

  .telemetry-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .metric-chip {
    min-height: 48px;
    padding: 6px 10px;
  }

  .filter-workbench {
    position: sticky;
    top: 56px;
    z-index: 35;
    padding: 10px;
    gap: 8px;
    box-shadow: var(--shadow-sm);
  }

  .quick-keyword-strip {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .quick-keyword-strip::-webkit-scrollbar {
    display: none;
  }

  .quick-hint {
    white-space: nowrap;
    flex-shrink: 0;
  }

  .quick-kw-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }

  .lan-discovery-box {
    width: 100%;
    justify-content: space-between;
  }

  .lan-controls {
    width: 100%;
  }

  .lan-ip-input {
    flex: 1;
    font-size: 16px;
  }

  /* One-handed thumb-zone dish row on mobile: Dish info on left, [Báo hết] + [⋯] on right */
  .dish-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
  }

  .dish-row.is-popover-open {
    grid-template-columns: 1fr;
  }

  .dish-name {
    font-size: 14.5px;
  }

  .dish-actions {
    justify-content: flex-end;
    gap: 6px;
  }

  .dish-row.is-popover-open .dish-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .btn-dish-toggle {
    min-width: 92px;
    padding: 0 12px;
    font-size: 13px;
  }

  .more-menu-wrap {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .dish-row.is-popover-open .more-menu-wrap {
    width: 100%;
  }

  .more-popover {
    width: 100%;
    margin-top: 4px;
  }

  .bulk-action-bar {
    padding: 10px 12px;
    gap: 8px;
  }

  .bulk-buttons {
    width: 100%;
  }

  .btn-bulk {
    width: 100%;
    justify-content: space-between;
  }

  .toast-container {
    left: 12px;
    right: 12px;
    bottom: max(12px, env(safe-area-inset-bottom, 12px));
    max-width: none;
  }
}