/* Local modern theme layer for Dragon Builder.
   Loaded after the original builder CSS; overrides visuals only, never behaviour. */

:root {
  --font: ui-sans-serif, system-ui, "Segoe UI Variable Text", "Segoe UI", "PingFang SC",
          "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", monospace;

  --bg: #f3f4f9;
  --bg-tint-a: rgba(122, 92, 255, 0.12);
  --bg-tint-b: rgba(255, 138, 199, 0.10);
  --surface: #ffffff;
  --surface-2: #f7f8fc;
  --surface-3: #eef0f7;
  --text: #1c2030;
  --muted: #667085;
  --border: #e3e6f0;
  --border-strong: #cfd4e3;

  --accent: #6a5cff;
  --accent-hover: #5748f0;
  --accent-ink: #ffffff;
  --accent-soft: rgba(106, 92, 255, 0.10);
  --danger: #dc3d43;
  --danger-soft: rgba(220, 61, 67, 0.10);

  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 9px;

  --shadow-sm: 0 1px 2px rgba(23, 28, 45, 0.06);
  --shadow-md: 0 12px 32px rgba(23, 28, 45, 0.10);
  --shadow-lg: 0 24px 64px rgba(23, 28, 45, 0.22);

  --canvas-surface: #ffffff;
}

html[data-theme="dark"] {
  --bg: #0e1017;
  --bg-tint-a: rgba(106, 92, 255, 0.16);
  --bg-tint-b: rgba(255, 106, 166, 0.08);
  --surface: #161a24;
  --surface-2: #1c2130;
  --surface-3: #232938;
  --text: #e9ebf4;
  --muted: #98a2b6;
  --border: #2a3040;
  --border-strong: #3a4256;

  --accent: #8f80ff;
  --accent-hover: #a396ff;
  --accent-ink: #14101f;
  --accent-soft: rgba(143, 128, 255, 0.18);
  --danger: #ff6b70;
  --danger-soft: rgba(255, 107, 112, 0.16);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 14px 36px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.55);

  --canvas-surface: #ffffff;
}

html, body {
  background:
    radial-gradient(1100px 520px at 8% -12%, var(--bg-tint-a), transparent 60%),
    radial-gradient(900px 480px at 108% 4%, var(--bg-tint-b), transparent 55%),
    var(--bg);
  font-family: var(--font);
  color: var(--text);
}

body {
  min-height: 100vh;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.local-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 24px 56px;
  transition: opacity 0.18s ease;
}

body:not(.i18n-ready) .local-shell {
  opacity: 0;
  pointer-events: none;
}

/* ---------- Header ---------- */

.local-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 6px 4px 20px;
}

.local-header .brand h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.local-header .brand .badge {
  display: inline-block;
  margin-left: 10px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  vertical-align: 3px;
}

.local-header .subtitle {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font: 600 11.5px var(--font);
  text-decoration: none;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.brand-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.brand-link svg {
  width: 11px;
  height: 11px;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.lang-control select,
#localLangSelect {
  appearance: none;
  -webkit-appearance: none;
  padding: 9px 34px 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: 600 13px var(--font);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23667085' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.icon-button:hover { color: var(--accent); border-color: var(--accent); }
.icon-button:active { transform: scale(0.96); }
.icon-button svg { width: 17px; height: 17px; }

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

/* ---------- Main layout ---------- */

#layoutContainer {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) 392px;
  gap: 22px;
  align-items: start;
  width: 100%;
}

#layoutWrapper {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 18px;
  min-width: 0;
}

#layoutMenucolumn {
  width: auto;
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 14px;
  position: sticky;
  top: 16px;
}

#finalImageContainer {
  max-width: 100%;
  margin: 0;
  position: relative;
  background: var(--canvas-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
}

#canvasFinal {
  width: 100%;
  height: auto;
  display: block;
}

#loadingScreen {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--surface) 68%, transparent);
  backdrop-filter: blur(3px);
  z-index: 5;
}

.loadingSpinner {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  animation: local-spin 0.8s linear infinite;
  box-shadow: none;
}

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

/* ---------- Tabs ---------- */

#tabmenu {
  display: grid !important;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
  padding: 6px;
  margin-bottom: 6px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 14px;
}

#tabmenu .tabsection {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  width: 100%;
  padding: 9px 4px 8px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--muted) !important;
  font: 700 11px/1.2 var(--font) !important;
  letter-spacing: 0.07em;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

#tabmenu .tabsection img {
  width: 60px;
  height: 28px;
  max-width: 100%;
  object-fit: contain;
  filter: grayscale(0.35);
  opacity: 0.82;
  transition: filter 0.15s ease, opacity 0.15s ease;
}

#tabmenu .tabsection:hover {
  background: var(--surface);
  color: var(--text) !important;
}

#tabmenu .tabsection.active {
  background: var(--surface);
  color: var(--text) !important;
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

#tabmenu .tabsection.active img {
  filter: none;
  opacity: 1;
}

html[data-theme="dark"] #tabmenu .tabsection img {
  filter: brightness(0) invert(1);
  opacity: 0.6;
}

html[data-theme="dark"] #tabmenu .tabsection:hover img,
html[data-theme="dark"] #tabmenu .tabsection.active img {
  filter: brightness(0) invert(1);
  opacity: 1;
}

/* ---------- Custom select (desktop) ---------- */

.local-select-wrap {
  position: relative;
  display: block;
  width: 100%;
}

.local-select-wrap > select.local-native-select {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
}

.local-select-trigger {
  appearance: none;
  -webkit-appearance: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font: 500 13.5px var(--font);
  text-align: left;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.local-select-trigger:hover { border-color: var(--border-strong); }

.local-select-trigger:focus-visible {
  outline: 3px solid var(--accent-soft);
  outline-offset: 1px;
  border-color: var(--accent);
}

.local-select-trigger[disabled],
.local-select-trigger.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.local-select-trigger .local-select-label {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.local-select-trigger .local-select-chevron {
  flex: none;
  width: 12px;
  height: 12px;
  color: var(--muted);
}

#utilitiesPanel .local-select-wrap {
  grid-column: 1 / span 4;
  grid-row: 3;
  justify-self: end;
  width: min(260px, 100%);
}

.preset-row .local-select-wrap {
  grid-column: 1 / -1;
  width: 100%;
}

.local-select-popup {
  position: fixed;
  z-index: 1000;
  overflow-y: auto;
  max-height: 320px;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

.local-select-popup::-webkit-scrollbar { width: 8px; }
.local-select-popup::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 999px;
  border: 2px solid var(--surface);
}

.local-select-item {
  padding: 8px 11px;
  border-radius: 8px;
  font: 500 13px/1.35 var(--font);
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.local-select-item.is-active { background: var(--surface-2); }

.local-select-item.is-selected {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 650;
}

.local-select-item.is-disabled {
  opacity: 0.4;
  cursor: default;
}

.local-select-tooltip {
  position: fixed;
  z-index: 1001;
  max-width: 340px;
  padding: 5px 9px;
  border-radius: 7px;
  background: var(--text);
  color: var(--surface);
  font: 500 11.5px/1.3 var(--font);
  pointer-events: none;
  box-shadow: var(--shadow-md);
}

/* ---------- Options panel ---------- */

#optionscontainer {
  width: 100%;
  max-height: min(60vh, 620px);
  overflow-y: auto;
  overflow-x: hidden;
  padding: 4px 16px 12px 4px;
  border: 0 !important;
  background: transparent;
  scrollbar-gutter: stable;
}

#optionscontainer::-webkit-scrollbar { width: 10px; }
#optionscontainer::-webkit-scrollbar-track { background: transparent; }
#optionscontainer::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 999px;
  border: 3px solid var(--surface);
}
#optionscontainer::-webkit-scrollbar-thumb:hover { background: var(--muted); }

#optionscontainer label {
  display: block;
  margin: 15px 0 6px;
  font-size: 12.5px;
  font-weight: 650;
  color: var(--muted);
  letter-spacing: 0.01em;
}

#optionscontainer label input[type="checkbox"] {
  accent-color: var(--accent);
  width: 15px;
  height: 15px;
  margin: 0 7px 0 0;
  vertical-align: -2px;
  cursor: pointer;
}

#optionscontainer select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  padding: 10px 38px 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background-color: var(--surface-2);
  color: var(--text);
  font: 500 13.5px var(--font);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23667085' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
}

#optionscontainer select:hover { border-color: var(--border-strong); }

#optionscontainer select:focus-visible,
#localLangSelect:focus-visible,
.icon-button:focus-visible,
.utilbutton:focus-visible,
.fakeButton:focus-visible,
.tabsection:focus-visible {
  outline: 3px solid var(--accent-soft);
  outline-offset: 1px;
  border-color: var(--accent);
}

#optionscontainer select:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

#optionscontainer hr {
  border: 0;
  border-top: 1px dashed var(--border);
  width: 100% !important;
  height: 0;
  margin: 18px 0;
}

#optionscontainer h3,
#optionscontainer h4 {
  margin: 20px 0 2px;
  padding: 0;
  font: 700 11.5px var(--font);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border: 0;
}

#optionscontainer br { display: none; }

.color-input-container {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 4px;
}

.color-input-container input[type="color"] {
  width: 42px;
  height: 40px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.color-input-container input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.color-input-container input[type="color"]::-webkit-color-swatch { border: 0; border-radius: 6px; }

.color-input-container input[type="text"] {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font: 600 13px var(--mono);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
}

.color-input-container input[type="text"]:focus {
  border-color: var(--accent);
  outline: none;
}

/* ---------- Utilities ---------- */

#utilitiesPanel {
  display: grid !important;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  align-items: center;
  width: 100%;
  max-width: 540px;
  margin: 16px auto 0;
  padding: 0;
  text-align: initial;
}

#utilitiesPanel br { display: none; }

/* Two rows of equal total width: Undo/Redo split 50/50, Download/Reset 2:1. */
#undoButton { grid-column: 1 / span 3; grid-row: 1; width: 100%; }
#redoButton { grid-column: 4 / span 3; grid-row: 1; width: 100%; }
#downloadPNGButton { grid-column: 1 / span 4; grid-row: 2; width: 100%; }
#resetButton { grid-column: 5 / span 2; grid-row: 2; width: 100%; }
#randomizeSelect { grid-column: 1 / span 4; grid-row: 3; justify-self: end; min-width: 190px; max-width: 100%; }
#randomizeButton { grid-column: 5 / span 2; grid-row: 3; justify-self: start; }

#randomizeSelect {
  appearance: none;
  -webkit-appearance: none;
  padding: 10px 36px 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background-color: var(--surface-2);
  color: var(--text);
  font: 600 12.5px var(--font);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23667085' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
}

/* ---------- Buttons ---------- */

.utilbutton,
.fakeButton {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 0;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--surface-2);
  background-image: none;
  color: var(--text);
  font: 650 13px var(--font);
  line-height: 1.2;
  letter-spacing: 0.01em;
  cursor: pointer;
  box-shadow: none;
  text-shadow: none;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease,
              transform 0.1s ease, box-shadow 0.15s ease;
}

.utilbutton:hover:not(:disabled),
.fakeButton:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.utilbutton:active:not(:disabled),
.fakeButton:active { transform: translateY(0); }

.utilbutton:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

#downloadPNGButton {
  background: var(--accent) !important;
  color: var(--accent-ink) !important;
  border-color: transparent !important;
  padding: 11px 22px;
  box-shadow: 0 6px 18px rgba(106, 92, 255, 0.32);
}

#downloadPNGButton:hover:not(:disabled) {
  background: var(--accent-hover) !important;
}

.utilbutton.orange,
.utilbutton.green {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--text);
}

.utilbutton.orange:hover:not(:disabled),
.utilbutton.green:hover:not(:disabled) {
  border-color: var(--border-strong);
  background: var(--surface-3);
}

.utilbutton.red {
  background: transparent;
  border-color: color-mix(in srgb, var(--danger) 55%, transparent);
  color: var(--danger);
}

.utilbutton.red:hover:not(:disabled) {
  background: var(--danger-soft);
  border-color: var(--danger);
}

.utilbutton.yellow {
  background: var(--accent-soft);
  border-color: transparent;
  color: var(--accent);
}

.utilbutton.yellow:hover:not(:disabled) {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
}

#exportJSONButton,
.fakeButton {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--text);
  padding: 9px 14px;
  font-size: 12.5px;
}

#exportJSONButton:hover,
.fakeButton:hover {
  border-color: var(--border-strong);
  background: var(--surface-3);
}

/* ---------- Preset row ---------- */

.preset-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 15px 16px 4px 4px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  flex-direction: unset;
  align-items: unset;
}

#presetSelect {
  grid-column: 1 / -1;
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  padding: 10px 38px 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background-color: var(--surface-2);
  color: var(--text);
  font: 500 13.5px var(--font);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23667085' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
}

#loadpresetButton {
  grid-column: 1 / -1;
  width: 100%;
}

#exportJSONButton { grid-column: 1; }
.preset-row .fakeButton { grid-column: 2; cursor: pointer; }

/* ---------- Modal ---------- */

.modal-overlay {
  background: rgba(16, 18, 28, 0.48) !important;
  backdrop-filter: blur(4px);
}

.modal-box {
  background: var(--surface) !important;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
  min-width: 340px;
  max-width: min(90vw, 460px);
  box-shadow: var(--shadow-lg);
}

#confirmMessage {
  margin: 0 0 18px;
  font: 500 15px/1.5 var(--font);
  color: var(--text);
}

.modal-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

#confirmYes,
#confirmNo {
  appearance: none;
  padding: 9px 18px;
  border-radius: 999px;
  font: 650 13px var(--font);
  cursor: pointer;
  border: 1px solid transparent;
}

#confirmYes {
  background: var(--accent);
  color: var(--accent-ink);
}

#confirmNo {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--text);
}

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
  #layoutContainer {
    grid-template-columns: minmax(0, 1fr);
  }

  #layoutMenucolumn {
    position: static;
  }

  #optionscontainer {
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 560px) {
  .local-shell { padding: 12px 12px 40px; }

  .local-header {
    flex-direction: column;
    align-items: flex-start;
  }

  #layoutWrapper { padding: 12px; }

  #utilitiesPanel {
    gap: 8px;
  }

  #utilitiesPanel .local-select-wrap {
    grid-column: 1 / -1;
    grid-row: 4;
    justify-self: stretch;
    width: 100%;
  }

  #randomizeSelect { grid-row: 4; grid-column: 1 / -1; justify-self: stretch; }
  #randomizeButton { grid-row: 5; grid-column: 1 / -1; justify-self: stretch; width: 100%; }
}

/* ---------- Hover preview card ---------- */

.local-preview-card {
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 220px;
  border-radius: 14px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  z-index: 6;
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px) scale(0.98);
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.local-preview-card.is-visible {
  opacity: 1;
  transform: none;
}

.local-preview-head {
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--muted);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.local-preview-body {
  position: relative;
}

.local-preview-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  font-size: 11.5px;
  text-align: center;
  color: var(--muted);
  background: var(--surface);
}

.local-preview-empty[hidden] {
  display: none;
}

.local-preview-canvas {
  display: block;
  width: 100%;
  height: auto;
  background-color: #ffffff;
  background-image:
    linear-gradient(45deg, rgba(96, 105, 128, 0.09) 25%, transparent 25%, transparent 75%, rgba(96, 105, 128, 0.09) 75%),
    linear-gradient(45deg, rgba(96, 105, 128, 0.09) 25%, transparent 25%, transparent 75%, rgba(96, 105, 128, 0.09) 75%);
  background-size: 18px 18px;
  background-position: 0 0, 9px 9px;
}

html[data-theme="dark"] .local-preview-canvas {
  background-color: #11141c;
  background-image:
    linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.05) 75%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.05) 75%);
}

@media (max-width: 720px) {
  .local-preview-card { display: none; }
}

/* ---------- Output background ---------- */

#finalImageContainer.bg-checker {
  background-color: #ffffff;
  background-image:
    linear-gradient(45deg, rgba(96, 105, 128, 0.09) 25%, transparent 25%, transparent 75%, rgba(96, 105, 128, 0.09) 75%),
    linear-gradient(45deg, rgba(96, 105, 128, 0.09) 25%, transparent 25%, transparent 75%, rgba(96, 105, 128, 0.09) 75%);
  background-size: 18px 18px;
  background-position: 0 0, 9px 9px;
}

html[data-theme="dark"] #finalImageContainer.bg-checker {
  background-color: #11141c;
  background-image:
    linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.05) 75%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.05) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.05) 75%);
}

.local-bg-panel {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.local-bg-title {
  font: 700 11.5px var(--font);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.local-bg-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}

.local-bg-color {
  margin: 0;
  flex: 0 0 auto;
  transition: opacity 0.15s ease;
}

.local-bg-color.is-muted {
  opacity: 0.5;
}

.local-bg-color input[type="text"] {
  width: 112px;
  flex: none;
}

.local-bg-check {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font: 600 12.5px var(--font);
  color: var(--muted);
  cursor: pointer;
  user-select: none;
}

.local-bg-check input[type="checkbox"] {
  accent-color: var(--accent);
  width: 15px;
  height: 15px;
  margin: 0;
  cursor: pointer;
}