@font-face {
  font-family: DottedPixel;
  src: url("./assets/fonts/DottedSongtiSquareRegular.otf") format("opentype");
  font-display: swap;
}

:root {
  color-scheme: light;
  --page: #fbfbf9;
  --surface: #ffffff;
  --surface-strong: #ffffff;
  --surface-card: #f6f6f3;
  --surface-soft: #fbfbf9;
  --secondary-bg: #e5e5e0;
  --secondary-pressed: #c8c8c1;
  --ink: #000000;
  --body: #33332e;
  --charcoal: #262622;
  --muted: #62625b;
  --muted-soft: #91918c;
  --line: #dadad3;
  --line-soft: #e5e5e0;
  --primary: #e60023;
  --primary-pressed: #cc001f;
  --blue: var(--primary);
  --blue-dark: var(--primary-pressed);
  --green: #103c25;
  --cyan: #62625b;
  --purple: #62625b;
  --amber: #62625b;
  --focus-outer: #435ee5;
  --panel-shadow: none;
  --soft-shadow: none;
  font-family:
    DottedPixel, "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  color: var(--ink);
  background: var(--page);
  font-synthesis: weight;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  min-width: 320px;
  min-height: 100%;
  margin: 0;
  background: var(--page);
}

body {
  overflow-x: hidden;
}

button,
select,
input {
  font: inherit;
}

button,
select {
  border: 0;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
}

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

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

.file-input-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  opacity: 0.01;
}

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.topbar-inner {
  width: min(1536px, 100%);
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  min-width: 236px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
}

.brand strong,
.brand small {
  display: block;
  white-space: nowrap;
  letter-spacing: 0;
}

.brand strong {
  color: var(--primary);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.25;
}

.brand small {
  color: var(--muted);
  font-size: 11px;
}

.mode-tabs,
.top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mode-tabs {
  flex: 1;
  justify-content: center;
}

.mode-tabs button,
.soft-button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease;
}

.soft-button {
  border-radius: 16px;
  background: var(--secondary-bg);
}

.mode-tabs button:hover:not(:disabled),
.soft-button:hover:not(:disabled) {
  border-color: var(--secondary-pressed);
  background: var(--secondary-pressed);
  color: var(--ink);
}

#download-button-top {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
}

#download-button-top:hover:not(:disabled) {
  border-color: var(--primary-pressed);
  background: var(--primary-pressed);
  color: #ffffff;
}

.mode-tabs button:disabled,
.soft-button:disabled {
  opacity: 0.52;
}

.workspace-wrap {
  flex: 1;
  width: 100%;
}

.workspace-grid {
  width: min(1536px, 100%);
  min-height: calc(100vh - 65px);
  margin: 0 auto;
  padding: 16px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 16px;
}

.studio-main,
.side-panel {
  min-width: 0;
}

.workspace-stage {
  position: relative;
  min-height: 65vh;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: var(--surface-card);
  box-shadow: var(--panel-shadow);
}

.stage-image,
.stage-glass {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.stage-image {
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.74) 0 35%, rgba(246, 246, 243, 0.76) 68%),
    url("./libai-logo-pixel.svg") center / min(76%, 620px) no-repeat;
  opacity: 0.84;
}

.stage-glass {
  background: rgba(251, 251, 249, 0.36);
  backdrop-filter: blur(0.5px);
}

.preview-stage {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  overflow: auto;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
}

.preview-stage:not(.empty) {
  background:
    linear-gradient(90deg, rgba(38, 38, 34, 0.055) 1px, transparent 1px),
    linear-gradient(rgba(38, 38, 34, 0.055) 1px, transparent 1px),
    rgba(255, 255, 255, 0.96);
  background-size: 22px 22px;
  cursor: zoom-in;
}

.preview-stage.middle-panning,
.preview-viewport.middle-panning {
  cursor: grabbing;
  user-select: none;
}

.preview-stage:not(.empty) + .start-panel {
  display: none;
}

#result-preview {
  max-width: 92%;
  max-height: 62vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 16px;
  box-shadow: none;
}

.preview-download-button {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 6;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--primary);
  color: #ffffff;
  font-size: 13px;
  font-weight: 800;
  box-shadow: var(--soft-shadow);
}

.preview-download-button:hover:not(:disabled) {
  background: var(--primary-pressed);
}

.start-panel {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  pointer-events: none;
}

.start-card {
  position: relative;
  width: min(768px, 100%);
  min-height: 92px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  overflow: hidden;
  border: 0;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--muted);
  box-shadow: none;
  backdrop-filter: blur(2px);
  pointer-events: auto;
  transition:
    transform 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.start-card:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: none;
}

.start-card.drag-over,
.upload-zone.drag-over {
  box-shadow:
    0 0 0 2px #ffffff,
    0 0 0 5px var(--focus-outer);
}

.start-title,
.start-meta {
  position: relative;
  z-index: 2;
  letter-spacing: 0;
}

.start-title {
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
}

.start-meta {
  color: var(--muted);
  font-size: 12px;
}

#source-preview {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: saturate(0.85);
}

.settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 16px;
  margin-top: 16px;
}

.panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--soft-shadow);
}

.settings-panel,
.export-panel,
.smart-tools-panel,
.invite-panel {
  padding: 16px;
}

.invite-panel {
  position: sticky;
  top: 82px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.panel-head h1,
.panel-head h2,
.invite-panel h2,
.section-inner h2 {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: 0;
}

.text-link-button {
  min-height: 40px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.text-link-button:hover {
  background: var(--secondary-bg);
}

.smart-tools-panel {
  margin-top: 16px;
}

.smart-tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
}

.smart-tool-card {
  min-height: 112px;
  display: grid;
  grid-template-rows: auto auto 1fr;
  align-content: start;
  gap: 7px;
  padding: 14px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: var(--surface-card);
  text-align: left;
  box-shadow: none;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.smart-tool-card:hover {
  transform: translateY(-1px);
  border-color: var(--line);
  box-shadow: none;
}

.tool-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: #ffffff;
  color: var(--ink);
  font-size: 14px;
  font-weight: 900;
}

.smart-tool-card strong {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.25;
}

.smart-tool-card small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.status-pill,
.muted-label {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 11px;
}

.status-pill {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 0 9px;
  border-radius: 999px;
  background: var(--surface-card);
  color: var(--muted);
  font-weight: 700;
}

.range-block {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.range-block label,
.field > span,
.option-line > span {
  color: var(--charcoal);
  font-size: 12px;
  font-weight: 700;
}

.range-block label span {
  color: var(--muted);
  font-weight: 500;
}

.field-hint {
  margin: -2px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.range-row,
.manual-row,
.option-line,
.export-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.range-row input[type="range"] {
  flex: 1;
  accent-color: var(--primary);
}

.range-row output {
  width: 46px;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.manual-row span {
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.manual-row input {
  width: 72px;
  min-height: 32px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  color: var(--ink);
  font-size: 12px;
}

.manual-row button,
.chip {
  min-height: 40px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}

.field {
  display: grid;
  gap: 7px;
}

select {
  width: 100%;
  min-height: 40px;
  padding: 0 36px 0 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--ink);
  background:
    linear-gradient(45deg, transparent 50%, #4b5563 50%) calc(100% - 18px) 50% / 6px 6px
      no-repeat,
    linear-gradient(135deg, #4b5563 50%, transparent 50%) calc(100% - 13px) 50% / 6px
      6px no-repeat,
    white;
  appearance: none;
  outline: none;
}

.field input {
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  color: var(--ink);
  outline: none;
}

select:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 4px solid var(--focus-outer);
  outline-offset: 2px;
}

.button-stack {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.primary-action,
.outline-button,
.quick-button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 16px;
  font-size: 13px;
  font-weight: 700;
  transition:
    transform 160ms ease,
    background 160ms ease,
    opacity 160ms ease,
    box-shadow 160ms ease;
}

.primary-action {
  width: 100%;
  padding: 0 16px;
  background: var(--blue);
  color: #ffffff;
  box-shadow: none;
}

.primary-action:hover:not(:disabled),
.quick-button:hover:not(:disabled) {
  transform: translateY(-1px);
  background: var(--blue-dark);
}

.primary-action:disabled,
.outline-button:disabled {
  opacity: 0.5;
  box-shadow: none;
}

.outline-button {
  width: 100%;
  padding: 0 14px;
  border: 1px solid var(--line);
  background: var(--secondary-bg);
  color: var(--ink);
}

.outline-button:hover:not(:disabled) {
  background: var(--secondary-pressed);
}

.option-line {
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.chip {
  border-color: var(--line);
  background: var(--surface-card);
  color: var(--ink);
}

.chip.active {
  border-color: var(--blue);
  background: var(--blue);
  color: white;
  box-shadow: none;
}

.compact-field {
  grid-template-columns: auto minmax(120px, 1fr);
  align-items: center;
  margin-bottom: 12px;
}

.result-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.result-metrics span {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--surface-card);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.stats-summary {
  min-height: 42px;
  display: flex;
  align-items: center;
  padding: 10px 12px;
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.stats-list {
  margin-top: 10px;
  display: grid;
  gap: 8px;
  max-height: 260px;
  overflow: auto;
  padding-right: 4px;
}

.stat-row {
  display: grid;
  grid-template-columns: 30px minmax(48px, 0.55fr) 1fr auto;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 7px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: white;
}

.stat-swatch,
.current-swatch {
  width: 28px;
  height: 28px;
  border: 1px solid rgba(31, 41, 55, 0.18);
  border-radius: 16px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.36);
}

.current-swatch.empty,
.stat-swatch.empty {
  background:
    linear-gradient(45deg, transparent 45%, #d1d5db 45% 55%, transparent 55%),
    #ffffff;
}

.stat-code {
  color: var(--ink);
  font-weight: 800;
}

.stat-bar {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--line-soft);
}

.stat-bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--blue);
}

.stat-count {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.export-actions {
  margin-top: 12px;
  flex-direction: column;
}

.invite-panel h2 {
  margin-bottom: 12px;
}

.invite-panel {
  position: sticky;
  top: 82px;
  padding: 20px;
}

.invite-logo {
  width: 118px;
  height: 118px;
  margin-bottom: 14px;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: #ffffff;
  box-shadow: none;
}

.invite-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.invite-kicker {
  margin: 0 0 7px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}

.invite-panel p:not(.invite-kicker) {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.invite-status {
  min-height: 42px;
  display: flex;
  align-items: center;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.invite-status.registered {
  border-color: #c7f0da;
  background: #c7f0da;
  color: var(--green);
}

.quick-button {
  width: 100%;
  margin-top: 8px;
  border: 0;
  background: var(--blue);
  color: white;
  box-shadow: none;
}

.gallery-section,
.feature-section {
  padding: 0 16px 16px;
}

.gallery-section {
  width: min(1536px, 100%);
  margin: 0 auto;
}

.gallery-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 24px;
  align-items: end;
  margin-bottom: 14px;
}

.section-kicker {
  margin: 0 0 6px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}

.gallery-head h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -1.2px;
}

.gallery-head p:not(.section-kicker) {
  max-width: 680px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.gallery-tools {
  display: grid;
  gap: 10px;
}

.gallery-search {
  display: grid;
  gap: 6px;
}

.gallery-search span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.gallery-search input {
  width: 100%;
  min-height: 48px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-card);
  color: var(--ink);
  outline: none;
}

.gallery-count {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.generated-gallery {
  columns: 5 210px;
  column-gap: 8px;
}

.gallery-card {
  position: relative;
  width: 100%;
  display: inline-block;
  margin: 0 0 8px;
  overflow: hidden;
  border: 0;
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--ink);
  text-align: left;
  break-inside: avoid;
}

.gallery-card img {
  width: 100%;
  height: auto;
  background: white;
}

.gallery-pill {
  position: absolute;
  top: 10px;
  left: 10px;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.gallery-caption {
  display: grid;
  gap: 4px;
  padding: 12px;
}

.gallery-caption strong {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.3;
}

.gallery-caption small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.gallery-empty {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  border: 1px dashed var(--line);
  border-radius: 32px;
  background: var(--surface-card);
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.section-inner {
  width: min(1536px, 100%);
  margin: 0 auto;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: var(--surface);
  box-shadow: var(--soft-shadow);
}

.section-inner > p {
  margin: 8px 0 18px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.section-inner h2 {
  text-align: center;
}

.comparison-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 32px;
}

.comparison-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: 32px;
  background: var(--surface-card);
  box-shadow: var(--soft-shadow);
}

.comparison-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: var(--surface-card);
}

.comparison-grid figcaption {
  padding: 10px 14px;
  color: var(--charcoal);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.arrow {
  color: var(--muted-soft);
  font-size: 28px;
  font-weight: 700;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.feature-grid article {
  min-height: 150px;
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: var(--surface-card);
}

.feature-grid span {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  border-radius: 999px;
  background: #ffffff;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
}

.feature-grid h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 15px;
  letter-spacing: 0;
}

.feature-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.site-footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 12px 34px;
  display: grid;
  justify-items: center;
  gap: 6px;
  color: var(--muted);
  text-align: center;
  font-size: 11px;
  line-height: 1.55;
}

.site-footer strong {
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.site-footer p {
  max-width: 920px;
  margin: 0;
}

.compliance-disclosure {
  width: min(920px, 100%);
  margin-top: 4px;
}

.compliance-disclosure summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 800;
  list-style-position: inside;
}

.compliance-disclosure p {
  margin: 8px auto 0;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  text-align: left;
}

.mobile-tabbar {
  display: none;
}

.modal {
  width: min(1120px, calc(100vw - 28px));
  max-height: calc(100vh - 28px);
  padding: 0;
  border: 0;
  border-radius: 32px;
  background: white;
  color: var(--ink);
  box-shadow: 0 22px 70px rgba(15, 23, 42, 0.24);
}

.modal::backdrop {
  background: rgba(38, 38, 34, 0.5);
  backdrop-filter: blur(3px);
}

.modal-head,
.modal-foot {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-soft);
}

.modal-foot {
  justify-content: flex-end;
  border-top: 1px solid var(--line-soft);
  border-bottom: 0;
  flex-wrap: wrap;
}

.icon-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.icon-button {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 20px;
  font-weight: 800;
  line-height: 1;
}

.icon-button:hover:not(:disabled) {
  background: var(--secondary-bg);
}

.close-button {
  color: var(--primary);
}

.preview-viewport {
  height: min(720px, calc(100vh - 124px));
  padding: 22px;
  overflow: auto;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    var(--charcoal);
  background-size: 20px 20px;
}

#modal-preview-image {
  max-width: none;
  height: auto;
  transform-origin: top center;
}

.register-modal {
  width: min(520px, calc(100vw - 28px));
}

.link-import-modal {
  width: min(560px, calc(100vw - 28px));
}

.register-form {
  margin: 0;
}

.register-body {
  display: grid;
  gap: 14px;
  padding: 20px;
}

.register-body img {
  width: 112px;
  height: 112px;
  object-fit: contain;
  border: 1px solid var(--line-soft);
  border-radius: 32px;
  background: white;
}

.form-message {
  min-height: 42px;
  margin: 0;
  padding: 10px 12px;
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.editor-modal {
  width: min(1420px, calc(100vw - 22px));
}

.editor-body {
  height: min(760px, calc(100vh - 150px));
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  overflow: hidden;
}

.editor-modal.toolbar-right .editor-body {
  grid-template-columns: minmax(0, 1fr) 320px;
}

.editor-modal.toolbar-right .editor-sidebar {
  order: 2;
  border-right: 0;
  border-left: 1px solid var(--line-soft);
}

.editor-sidebar {
  padding: 16px;
  overflow-y: auto;
  border-right: 1px solid var(--line-soft);
  background: var(--surface-card);
}

.editor-tool-dock,
.floating-tools,
.more-tools-panel {
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: white;
}

.editor-tool-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

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

.tool-button {
  min-height: 40px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.tool-button.active {
  border-color: var(--ink);
  background: var(--ink);
  color: white;
}

.floating-tools[hidden] {
  display: none;
}

.more-tools-panel summary {
  cursor: pointer;
  font-weight: 900;
}

.tool-section {
  display: grid;
  gap: 9px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.tool-section label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--body);
  font-size: 13px;
  font-weight: 700;
}

.tool-section select,
.artwork-name-input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  padding: 0 12px;
  background: white;
  color: var(--ink);
  font-weight: 700;
}

.danger-action {
  color: var(--error);
}

.selection-strip {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding: 10px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: white;
  font-weight: 800;
}

.wide {
  margin-top: 10px;
}

.replace-box {
  margin: 16px 0;
  padding: 14px;
  display: grid;
  gap: 10px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: white;
}

.replace-box .field-hint {
  display: block;
  margin: -4px 0 2px;
}

.replace-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.palette-groups {
  display: grid;
  gap: 14px;
}

.palette-group strong {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
}

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 7px;
}

.color-swatch {
  aspect-ratio: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid transparent;
  border-radius: 16px;
  box-shadow: inset 0 0 0 1px rgba(38, 38, 34, 0.2);
  color: rgba(38, 38, 34, 0.78);
  font-size: 9px;
  font-weight: 800;
  line-height: 1;
  transition:
    transform 120ms ease,
    border-color 120ms ease;
}

.color-swatch.light-text {
  color: #fff;
}

.color-swatch:hover,
.color-swatch.selected {
  transform: translateY(-1px);
  border-color: var(--ink);
}

.color-swatch.highlighted {
  border-color: var(--primary);
  box-shadow:
    inset 0 0 0 1px rgba(38, 38, 34, 0.2),
    0 0 0 3px rgba(230, 0, 35, 0.18);
}

.editor-canvas-wrap {
  overflow: auto;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 22px;
  background:
    linear-gradient(90deg, rgba(31, 41, 55, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(31, 41, 55, 0.07) 1px, transparent 1px),
    var(--surface-card);
  background-size: 18px 18px;
}

#editor-canvas {
  flex: 0 0 auto;
  cursor: crosshair;
  transform-origin: top left;
  image-rendering: auto;
  box-shadow: var(--soft-shadow);
}

#editor-canvas[data-tool="eyedropper"] {
  cursor: copy;
}

#editor-canvas[data-tool="cut"],
#editor-canvas[data-tool="copy"] {
  cursor: cell;
}

#editor-canvas[data-tool="assembly"] {
  cursor: pointer;
}

.artwork-name-input {
  max-width: 220px;
  background: var(--surface-card);
}

#process-button,
#download-button,
#mobile-download-button,
#save-edit-button,
#register-submit {
  background: var(--primary);
  color: #ffffff;
}

#process-button:hover:not(:disabled),
#download-button:hover:not(:disabled),
#mobile-download-button:hover:not(:disabled),
#save-edit-button:hover:not(:disabled),
#register-submit:hover:not(:disabled) {
  background: var(--primary-pressed);
}

.zoom-label {
  min-width: 54px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

@media (max-width: 1180px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }

  .side-panel {
    order: -1;
  }

  .invite-panel {
    position: static;
  }
}

@media (max-width: 900px) {
  .topbar-inner {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .mode-tabs {
    order: 3;
    width: 100%;
    justify-content: flex-start;
  }

  .settings-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .gallery-head {
    grid-template-columns: 1fr;
  }

  .generated-gallery {
    columns: 3 180px;
  }

  .workspace-grid {
    min-height: auto;
  }

  .smart-tool-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .arrow {
    text-align: center;
  }
}

@media (max-width: 700px) {
  .app-shell {
    padding-bottom: 64px;
  }

  .topbar-inner {
    padding: 10px 12px;
  }

  .mode-tabs,
  .top-actions {
    display: none;
  }

  .brand strong {
    font-size: 14px;
  }

  .brand small {
    font-size: 10px;
  }

  .hide-sm {
    display: none;
  }

  .workspace-grid {
    padding: 10px;
    gap: 12px;
  }

  .side-panel {
    order: 0;
  }

  .workspace-stage {
    min-height: 52vh;
    border-radius: 32px;
  }

  #result-preview {
    max-width: 96%;
    max-height: 48vh;
  }

  .start-panel {
    padding: 14px;
  }

  .start-card {
    min-height: 86px;
    border-radius: 32px;
  }

  .preview-download-button {
    right: 14px;
    bottom: 14px;
    min-height: 40px;
    padding: 0 12px;
    font-size: 12px;
  }

  .start-title {
    font-size: 15px;
  }

  .start-meta {
    max-width: 240px;
    text-align: center;
  }

  .settings-panel,
  .export-panel,
  .smart-tools-panel,
  .invite-panel,
  .section-inner {
    padding: 14px;
    border-radius: 16px;
  }

  .gallery-section,
  .feature-section {
    padding-right: 10px;
    padding-left: 10px;
  }

  .generated-gallery {
    columns: 2 150px;
  }

  .editor-body {
    height: calc(100vh - 150px);
    grid-template-columns: 1fr;
  }

  .editor-sidebar {
    max-height: 330px;
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .editor-modal.toolbar-right .editor-body {
    grid-template-columns: 1fr;
  }

  .editor-modal.toolbar-right .editor-sidebar {
    order: 0;
    border-left: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .editor-tool-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .artwork-name-input {
    max-width: none;
    flex: 1 1 100%;
  }

  .swatch-grid {
    grid-template-columns: repeat(8, 1fr);
  }

  .mobile-tabbar {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 70;
    height: 58px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px);
  }

  .mobile-tabbar button {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0;
    background: transparent;
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
  }

  .mobile-tabbar button:hover {
    color: var(--blue);
  }

  .mobile-tabbar button + button {
    border-left: 1px solid var(--line-soft);
  }
}

@media (max-width: 520px) {
  .topbar-inner {
    gap: 10px;
  }

  .brand {
    min-width: auto;
  }

  .brand img {
    width: 36px;
    height: 36px;
  }

  .top-actions {
    gap: 6px;
  }

  .workspace-grid {
    padding: 8px;
  }

  .workspace-stage {
    min-height: 48vh;
  }

  .smart-tool-card {
    min-height: 96px;
  }

  .soft-button,
  .mode-tabs button {
    padding: 0 9px;
  }

  .site-footer {
    width: min(100% - 16px, 100%);
    padding-bottom: 82px;
    font-size: 10px;
  }

  .compliance-disclosure p {
    padding: 10px;
  }

  .manual-row,
  .range-row,
  .panel-head,
  .modal-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .range-row,
  .manual-row {
    width: 100%;
  }

  .range-row output {
    width: auto;
  }

  .manual-row input,
  .manual-row button {
    width: 100%;
  }

  .icon-row {
    flex-wrap: wrap;
  }

  .swatch-grid {
    grid-template-columns: repeat(6, 1fr);
  }

  .smart-tool-grid {
    grid-template-columns: 1fr;
  }

  .generated-gallery {
    columns: 1;
  }
}

/* Pixel theme */
:root {
  color-scheme: dark;
  --page: #05070d;
  --surface: #111827;
  --surface-strong: #182033;
  --surface-card: #0c1220;
  --surface-soft: #10172a;
  --secondary-bg: #1d263d;
  --secondary-pressed: #2b3656;
  --ink: #f8fff2;
  --body: #dbe7e2;
  --charcoal: #f3ffd2;
  --muted: #a8b3c5;
  --muted-soft: #7c879a;
  --line: #000000;
  --line-soft: #30384a;
  --primary: #b8ff1a;
  --primary-pressed: #78ff00;
  --blue: #00e6ff;
  --blue-dark: #00a6ff;
  --green: #39ff14;
  --cyan: #00f0ff;
  --purple: #ff4df3;
  --amber: #ffe100;
  --focus-outer: #ff4df3;
  --pixel-bg-pop: #00e6ff;
  --pixel-accent: #b8ff1a;
  --pixel-accent-2: #ff4df3;
  --pixel-hot: #ffe100;
  --pixel-black: #020203;
  --panel-shadow: 8px 8px 0 var(--pixel-black);
  --soft-shadow: 6px 6px 0 var(--pixel-black);
  font-family: "Courier New", "PingFang SC", "Microsoft YaHei", monospace;
  letter-spacing: 0;
}

html,
body {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 2px, transparent 2px),
    linear-gradient(rgba(255, 255, 255, 0.06) 2px, transparent 2px),
    linear-gradient(135deg, rgba(0, 0, 0, 0.78), rgba(0, 0, 0, 0.92)),
    var(--pixel-bg-pop);
  background-size: 32px 32px, 32px 32px, auto, auto;
  color: var(--ink);
}

body,
button,
select,
input {
  -webkit-font-smoothing: none;
  text-rendering: geometricPrecision;
}

img,
canvas,
#result-preview,
#modal-preview-image,
#source-preview,
.brand img,
.invite-logo img,
.register-body img {
  image-rendering: pixelated;
}

.topbar {
  border-bottom: 4px solid var(--pixel-black);
  background: #070a12;
  backdrop-filter: none;
  box-shadow: 0 6px 0 var(--pixel-black);
}

.topbar-inner {
  padding: 14px 16px;
}

.brand img,
.invite-logo,
.register-body img {
  border: 4px solid var(--pixel-black);
  border-radius: 0;
  background: #ffffff;
  box-shadow: 5px 5px 0 var(--pixel-accent);
}

.brand strong {
  color: var(--pixel-accent);
  text-shadow: 3px 3px 0 var(--pixel-black);
}

.brand small,
.section-kicker,
.invite-kicker {
  color: var(--pixel-accent-2);
}

.workspace-stage,
.panel,
.section-inner,
.gallery-card,
.gallery-empty,
.modal,
.start-card,
.comparison-grid figure,
.feature-grid article,
.selection-strip,
.replace-box,
.stat-row {
  border: 4px solid var(--pixel-black);
  border-radius: 0;
  background: var(--surface);
  box-shadow: var(--panel-shadow);
}

.workspace-stage {
  background:
    linear-gradient(90deg, rgba(184, 255, 26, 0.1) 2px, transparent 2px),
    linear-gradient(rgba(184, 255, 26, 0.1) 2px, transparent 2px),
    #0a1020;
  background-size: 28px 28px;
}

.stage-image {
  background:
    linear-gradient(135deg, rgba(0, 0, 0, 0.38), rgba(0, 0, 0, 0.74)),
    url("./libai-logo-pixel.svg") center / min(68%, 520px) no-repeat,
    var(--pixel-bg-pop);
  opacity: 0.55;
  image-rendering: pixelated;
}

.stage-glass {
  display: none;
}

.preview-stage:not(.empty) {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.12) 2px, transparent 2px),
    linear-gradient(rgba(0, 0, 0, 0.12) 2px, transparent 2px),
    #fffdf7;
  background-size: 18px 18px;
}

#result-preview {
  border: 4px solid var(--pixel-black);
  border-radius: 0;
  box-shadow: 8px 8px 0 var(--pixel-accent-2);
}

.start-card {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.09) 2px, transparent 2px),
    linear-gradient(rgba(0, 0, 0, 0.09) 2px, transparent 2px),
    #f7ff20;
  background-size: 20px 20px;
  color: #111111;
  backdrop-filter: none;
}

.start-card:nth-child(2) {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.1) 2px, transparent 2px),
    linear-gradient(rgba(0, 0, 0, 0.1) 2px, transparent 2px),
    var(--pixel-accent-2);
}

.start-title,
.start-meta {
  color: #050505;
  font-weight: 900;
  text-shadow: 2px 2px 0 rgba(255, 255, 255, 0.38);
}

.mode-tabs button,
.soft-button,
.text-link-button,
.manual-row button,
.chip,
.primary-action,
.outline-button,
.quick-button,
.preview-download-button,
.icon-button,
.mobile-tabbar button {
  border: 3px solid var(--pixel-black);
  border-radius: 0;
  box-shadow: 4px 4px 0 var(--pixel-black);
  text-transform: uppercase;
}

.mode-tabs button,
.soft-button,
.text-link-button,
.manual-row button,
.outline-button,
.chip,
.icon-button {
  background: var(--secondary-bg);
  color: var(--ink);
}

.primary-action,
.quick-button,
.preview-download-button,
#process-button,
#download-button,
#download-button-top,
#mobile-download-button,
#save-edit-button,
#register-submit {
  background: var(--pixel-accent);
  color: #050505;
}

.primary-action:hover:not(:disabled),
.quick-button:hover:not(:disabled),
.preview-download-button:hover:not(:disabled),
#process-button:hover:not(:disabled),
#download-button:hover:not(:disabled),
#download-button-top:hover:not(:disabled),
#mobile-download-button:hover:not(:disabled),
#save-edit-button:hover:not(:disabled),
#register-submit:hover:not(:disabled) {
  background: var(--pixel-hot);
  color: #050505;
}

button:hover:not(:disabled),
.soft-button:hover:not(:disabled),
.smart-tool-card:hover,
.start-card:hover,
.gallery-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--pixel-black);
}

button:active:not(:disabled),
.soft-button:active:not(:disabled),
.gallery-card:active {
  transform: translate(3px, 3px);
  box-shadow: 1px 1px 0 var(--pixel-black);
}

.chip.active {
  border-color: var(--pixel-black);
  background: var(--pixel-accent-2);
  color: #050505;
}

select,
.field input,
.manual-row input,
.gallery-search input {
  border: 3px solid var(--pixel-black);
  border-radius: 0;
  background:
    linear-gradient(45deg, transparent 50%, var(--pixel-accent) 50%) calc(100% - 18px) 50% /
      7px 7px no-repeat,
    linear-gradient(135deg, var(--pixel-accent) 50%, transparent 50%) calc(100% - 12px) 50% /
      7px 7px no-repeat,
    #070a12;
  color: var(--ink);
  box-shadow: 4px 4px 0 var(--pixel-black);
}

.field input,
.manual-row input,
.gallery-search input {
  background: #070a12;
}

select:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 4px solid var(--focus-outer);
  outline-offset: 3px;
}

.panel-head h1,
.panel-head h2,
.invite-panel h2,
.section-inner h2,
.gallery-head h2 {
  color: var(--pixel-accent);
  font-weight: 900;
  letter-spacing: 0;
  text-shadow: 3px 3px 0 var(--pixel-black);
}

.gallery-head h2 {
  font-size: 48px;
}

.status-pill,
.muted-label,
.result-metrics span,
.stats-summary,
.form-message,
.invite-status,
.gallery-pill {
  border: 3px solid var(--pixel-black);
  border-radius: 0;
  background: #07101c;
  color: var(--pixel-hot);
  box-shadow: 3px 3px 0 var(--pixel-black);
}

.smart-tool-card {
  min-height: 126px;
  border: 4px solid var(--pixel-black);
  border-radius: 0;
  background: #101827;
  box-shadow: var(--soft-shadow);
}

.tool-icon,
.feature-grid span,
.pixel-icon {
  width: 44px;
  height: 44px;
  position: relative;
  display: inline-block;
  border: 3px solid var(--pixel-black);
  border-radius: 0;
  background: #030504;
  color: var(--pixel-accent);
  box-shadow: 4px 4px 0 var(--pixel-black);
}

.pixel-icon::before,
.pixel-icon::after {
  content: "";
  position: absolute;
  image-rendering: pixelated;
}

.pixel-icon::before {
  inset: 8px;
  border: 3px solid currentColor;
}

.pixel-icon::after {
  width: 6px;
  height: 6px;
  right: 4px;
  top: 4px;
  background: #ffffff;
  box-shadow:
    0 8px 0 currentColor,
    -8px 8px 0 #ffffff,
    -18px 26px 0 currentColor;
}

.pixel-icon-image::before {
  border-radius: 0;
}

.pixel-icon-image::after,
.pixel-icon-palette::after {
  left: 12px;
  top: 25px;
  width: 20px;
  height: 4px;
  background: currentColor;
  box-shadow:
    6px -8px 0 currentColor,
    18px -22px 0 #ffffff;
}

.pixel-icon-restore::before {
  border-width: 0;
  border-top: 4px solid currentColor;
  border-left: 4px solid currentColor;
  transform: rotate(-20deg);
}

.pixel-icon-restore::after {
  left: 10px;
  top: 15px;
  width: 8px;
  height: 8px;
  background: currentColor;
  box-shadow:
    10px 6px 0 currentColor,
    18px 16px 0 #ffffff;
}

.pixel-icon-link::before {
  border-width: 4px;
  transform: rotate(-12deg);
}

.pixel-icon-link::after {
  left: 14px;
  top: 14px;
  width: 16px;
  height: 4px;
  background: currentColor;
  box-shadow:
    0 10px 0 currentColor,
    20px -12px 0 #ffffff;
}

.pixel-icon-scan::before,
.pixel-icon-grid::before {
  background:
    linear-gradient(90deg, transparent 46%, currentColor 46% 56%, transparent 56%),
    linear-gradient(transparent 46%, currentColor 46% 56%, transparent 56%);
}

.pixel-icon-count::before {
  inset: 10px 12px;
  border: 0;
  background:
    linear-gradient(currentColor 0 0) 0 0 / 20px 4px no-repeat,
    linear-gradient(currentColor 0 0) 0 10px / 16px 4px no-repeat,
    linear-gradient(currentColor 0 0) 0 20px / 22px 4px no-repeat;
}

.pixel-icon-download::before {
  inset: 9px 18px 15px;
  border: 0;
  background: currentColor;
  box-shadow:
    -8px 12px 0 currentColor,
    0 12px 0 currentColor,
    8px 12px 0 currentColor,
    -12px 22px 0 currentColor,
    -4px 22px 0 currentColor,
    4px 22px 0 currentColor,
    12px 22px 0 currentColor;
}

.pixel-icon-edit::before {
  inset: 12px 18px 10px 18px;
  border: 0;
  background: currentColor;
  transform: rotate(45deg);
  box-shadow: 10px 0 0 currentColor;
}

.pixel-icon-bolt::before {
  inset: 8px 14px;
  border: 0;
  background: currentColor;
  clip-path: polygon(45% 0, 100% 0, 65% 38%, 100% 38%, 35% 100%, 48% 55%, 12% 55%);
}

.smart-tool-card strong,
.feature-grid h3,
.stat-code {
  color: var(--pixel-accent);
}

.stat-swatch,
.current-swatch,
.color-swatch,
.feature-grid span {
  border-radius: 0;
}

.stat-swatch,
.current-swatch {
  border: 3px solid var(--pixel-black);
  box-shadow: 3px 3px 0 var(--pixel-black);
}

.stat-bar {
  height: 12px;
  border: 3px solid var(--pixel-black);
  border-radius: 0;
  background: #06090f;
}

.stat-bar > span {
  border-radius: 0;
  background: var(--pixel-accent-2);
}

.color-swatch {
  border: 3px solid var(--pixel-black);
  box-shadow: 3px 3px 0 var(--pixel-black);
  font-weight: 900;
}

.color-swatch:hover,
.color-swatch.selected {
  transform: translate(-2px, -2px);
  border-color: var(--pixel-hot);
  box-shadow: 5px 5px 0 var(--pixel-black);
}

.gallery-card img {
  background: #fffdf7;
}

.gallery-caption {
  background: #0b1020;
}

.modal {
  box-shadow: 10px 10px 0 var(--pixel-black);
}

.modal::backdrop {
  background:
    linear-gradient(90deg, rgba(184, 255, 26, 0.18) 2px, transparent 2px),
    linear-gradient(rgba(184, 255, 26, 0.18) 2px, transparent 2px),
    rgba(0, 0, 0, 0.72);
  background-size: 26px 26px;
  backdrop-filter: none;
}

.modal-head,
.modal-foot,
.editor-sidebar {
  border-color: var(--pixel-black);
  background: #080d18;
}

.preview-viewport,
.editor-canvas-wrap {
  background:
    linear-gradient(90deg, rgba(184, 255, 26, 0.14) 2px, transparent 2px),
    linear-gradient(rgba(184, 255, 26, 0.14) 2px, transparent 2px),
    #070a12;
  background-size: 22px 22px;
}

#editor-canvas {
  image-rendering: pixelated;
  box-shadow: 8px 8px 0 var(--pixel-black);
}

.mobile-tabbar {
  border-top: 4px solid var(--pixel-black);
  background: #070a12;
  backdrop-filter: none;
}

@media (max-width: 700px) {
  .workspace-stage,
  .start-card,
  .settings-panel,
  .export-panel,
  .smart-tools-panel,
  .invite-panel,
  .section-inner {
    border-radius: 0;
  }

  .gallery-head h2 {
    font-size: 36px;
  }
}

.brand img,
.invite-logo,
.register-body img {
  border-radius: 999px;
}

.brand img,
.invite-logo img,
.register-body img {
  image-rendering: auto;
}

.stage-image {
  image-rendering: auto;
}

/* Apple style layout refresh */
:root {
  color-scheme: light;
  --page: #f5f5f7;
  --surface: #ffffff;
  --surface-strong: #ffffff;
  --surface-card: #f5f5f7;
  --surface-soft: #fbfbfd;
  --secondary-bg: #f5f5f7;
  --secondary-pressed: #e8e8ed;
  --ink: #1d1d1f;
  --body: #1d1d1f;
  --charcoal: #1d1d1f;
  --muted: #6e6e73;
  --muted-soft: #86868b;
  --line: rgba(0, 0, 0, 0.12);
  --line-soft: rgba(0, 0, 0, 0.08);
  --primary: #0071e3;
  --primary-pressed: #0077ed;
  --blue: #0071e3;
  --blue-dark: #005bb5;
  --green: #248a3d;
  --cyan: #0071e3;
  --purple: #5856d6;
  --amber: #bf6a02;
  --focus-outer: rgba(0, 113, 227, 0.28);
  --panel-shadow: 0 24px 70px rgba(0, 0, 0, 0.08);
  --soft-shadow: 0 12px 34px rgba(0, 0, 0, 0.06);
  font-family:
    -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI",
    "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

html,
body {
  background:
    radial-gradient(circle at top left, rgba(0, 113, 227, 0.08), transparent 32rem),
    linear-gradient(180deg, #fbfbfd 0%, #f5f5f7 48%, #ffffff 100%);
  color: var(--ink);
}

body,
button,
select,
input {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  letter-spacing: 0;
}

img,
canvas,
#result-preview,
#modal-preview-image,
#source-preview,
.brand img,
.invite-logo img,
.register-body img {
  image-rendering: auto;
}

.topbar {
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(251, 251, 253, 0.82);
  box-shadow: none;
  backdrop-filter: saturate(180%) blur(20px);
}

.topbar-inner {
  width: min(1440px, 100%);
  padding: 10px 24px;
}

.brand {
  min-width: 250px;
}

.brand img,
.invite-logo,
.register-body img {
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: #ffffff;
  box-shadow: none;
}

.brand strong {
  color: var(--ink);
  font-size: 14px;
  text-shadow: none;
}

.brand small,
.section-kicker,
.invite-kicker {
  color: var(--muted);
}

.mode-tabs button,
.soft-button {
  min-height: 36px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  box-shadow: none;
  text-transform: none;
}

.mode-tabs button:not(:disabled),
.soft-button:not(#download-button-top) {
  background: rgba(0, 0, 0, 0.04);
}

.mode-tabs button:hover:not(:disabled),
.soft-button:hover:not(:disabled) {
  transform: none;
  background: rgba(0, 0, 0, 0.08);
  box-shadow: none;
}

#download-button-top {
  border: 0;
  background: var(--primary);
  color: #ffffff;
  box-shadow: none;
}

#download-button-top:hover:not(:disabled) {
  background: var(--primary-pressed);
}

.workspace-wrap {
  background: transparent;
}

.workspace-grid {
  width: min(1440px, 100%);
  min-height: auto;
  grid-template-columns: 1fr;
  padding: 36px 24px 28px;
}

.studio-main {
  display: grid;
  grid-template-columns: minmax(320px, 430px) minmax(0, 1fr);
  grid-template-areas:
    "intro preview"
    "tools preview"
    "settings preview"
    "export preview";
  align-items: start;
  gap: 18px 24px;
}

.generator-intro {
  grid-area: intro;
}

.generator-intro h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(38px, 5vw, 72px);
  line-height: 0.96;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.generator-intro p:not(.section-kicker) {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.45;
}

.workspace-stage {
  grid-area: preview;
  position: sticky;
  top: 76px;
  min-height: min(760px, calc(100vh - 110px));
  border: 1px solid var(--line-soft);
  border-radius: 30px;
  background: #ffffff;
  box-shadow: var(--panel-shadow);
}

.stage-image {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    linear-gradient(rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    #fbfbfd;
  background-size: 32px 32px;
  opacity: 1;
}

.stage-glass {
  display: block;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.18) 62%),
    url("./libai-logo-pixel.svg") center / min(34%, 260px) no-repeat;
  opacity: 0.36;
  backdrop-filter: none;
}

.preview-stage:not(.empty) {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    linear-gradient(rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    #ffffff;
  background-size: 24px 24px;
}

#result-preview {
  max-width: 94%;
  max-height: min(690px, calc(100vh - 170px));
  border: 0;
  border-radius: 18px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
}

.start-panel {
  gap: 14px;
  padding: 28px;
}

.start-card,
.start-card:nth-child(2) {
  width: min(560px, 100%);
  min-height: 118px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(20px);
}

.start-card:hover {
  transform: translateY(-2px);
  background: #ffffff;
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.12);
}

.start-title {
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
  text-shadow: none;
}

.start-meta {
  color: var(--muted);
  font-size: 13px;
  text-shadow: none;
}

#source-preview {
  opacity: 0.16;
  filter: saturate(0.9) blur(0.2px);
}

.settings-grid {
  display: contents;
}

.smart-tools-panel {
  grid-area: tools;
  margin-top: 0;
}

.settings-panel {
  grid-area: settings;
}

.export-panel {
  grid-area: export;
}

.side-panel {
  display: none;
}

.panel,
.section-inner,
.gallery-card,
.gallery-empty,
.modal,
.start-card,
.comparison-grid figure,
.feature-grid article,
.selection-strip,
.replace-box,
.stat-row {
  border: 1px solid var(--line-soft);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--soft-shadow);
}

.settings-panel,
.export-panel,
.smart-tools-panel,
.invite-panel {
  padding: 20px;
}

.panel-head h1,
.panel-head h2,
.invite-panel h2,
.section-inner h2,
.gallery-head h2 {
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-shadow: none;
}

.panel-head h1,
.panel-head h2,
.invite-panel h2 {
  font-size: 20px;
}

.smart-tool-grid {
  grid-template-columns: 1fr;
  gap: 10px;
}

.smart-tool-card {
  min-height: 74px;
  grid-template-columns: 44px minmax(0, 1fr);
  grid-template-rows: auto auto;
  align-items: center;
  gap: 2px 12px;
  padding: 12px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: #ffffff;
  box-shadow: none;
}

.smart-tool-card:hover {
  transform: translateY(-1px);
  border-color: rgba(0, 113, 227, 0.28);
  box-shadow: 0 12px 28px rgba(0, 113, 227, 0.1);
}

.smart-tool-card .tool-icon {
  grid-row: 1 / span 2;
}

.tool-icon,
.feature-grid span,
.pixel-icon {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 12px;
  background: rgba(0, 113, 227, 0.1);
  color: var(--primary);
  box-shadow: none;
}

.pixel-icon::before,
.pixel-icon::after {
  display: none;
}

.pixel-icon-image::before,
.pixel-icon-restore::before,
.pixel-icon-link::before,
.pixel-icon-scan::before,
.pixel-icon-palette::before,
.pixel-icon-count::before,
.pixel-icon-download::before,
.pixel-icon-edit::before,
.pixel-icon-grid::before,
.pixel-icon-bolt::before {
  display: block;
  position: static;
  content: "";
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-radius: 5px;
}

.smart-tool-card strong,
.feature-grid h3,
.stat-code {
  color: var(--ink);
}

.smart-tool-card small {
  color: var(--muted);
}

.status-pill,
.muted-label,
.result-metrics span,
.stats-summary,
.form-message,
.invite-status,
.gallery-pill {
  border: 0;
  border-radius: 999px;
  background: var(--surface-card);
  color: var(--muted);
  box-shadow: none;
}

.range-block {
  gap: 10px;
  margin-bottom: 18px;
}

.range-block label,
.field > span,
.option-line > span {
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
}

.field-hint {
  color: var(--muted);
  font-size: 13px;
}

input[type="range"] {
  accent-color: var(--primary);
}

.manual-row button,
.chip,
.mode-tabs button,
.soft-button,
.text-link-button,
.primary-action,
.outline-button,
.quick-button,
.preview-download-button,
.icon-button,
.mobile-tabbar button {
  border: 0;
  border-radius: 999px;
  box-shadow: none;
  text-transform: none;
}

select,
.field input,
.manual-row input,
.gallery-search input {
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background:
    linear-gradient(45deg, transparent 50%, #6e6e73 50%) calc(100% - 18px) 50% / 6px 6px
      no-repeat,
    linear-gradient(135deg, #6e6e73 50%, transparent 50%) calc(100% - 13px) 50% / 6px 6px
      no-repeat,
    #ffffff;
  color: var(--ink);
  box-shadow: none;
}

.field input,
.manual-row input,
.gallery-search input {
  background: #ffffff;
}

.manual-row button,
.outline-button,
.text-link-button,
.chip,
.icon-button {
  background: var(--surface-card);
  color: var(--ink);
}

.manual-row button:hover:not(:disabled),
.outline-button:hover:not(:disabled),
.text-link-button:hover:not(:disabled),
.chip:hover:not(:disabled),
.icon-button:hover:not(:disabled) {
  transform: none;
  background: var(--secondary-pressed);
  box-shadow: none;
}

.chip.active {
  border: 0;
  background: var(--ink);
  color: #ffffff;
  box-shadow: none;
}

.primary-action,
.quick-button,
.preview-download-button,
#process-button,
#download-button,
#mobile-download-button,
#save-edit-button,
#register-submit {
  background: var(--primary);
  color: #ffffff;
}

.primary-action:hover:not(:disabled),
.quick-button:hover:not(:disabled),
.preview-download-button:hover:not(:disabled),
#process-button:hover:not(:disabled),
#download-button:hover:not(:disabled),
#mobile-download-button:hover:not(:disabled),
#save-edit-button:hover:not(:disabled),
#register-submit:hover:not(:disabled) {
  transform: none;
  background: var(--primary-pressed);
  box-shadow: none;
}

button:hover:not(:disabled),
.soft-button:hover:not(:disabled),
.gallery-card:hover {
  box-shadow: none;
}

button:active:not(:disabled),
.soft-button:active:not(:disabled),
.gallery-card:active {
  transform: scale(0.99);
  box-shadow: none;
}

.stat-row {
  background: #ffffff;
}

.stat-swatch,
.current-swatch,
.color-swatch {
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 8px;
  box-shadow: none;
}

.stat-bar {
  height: 8px;
  border: 0;
  border-radius: 999px;
  background: #e8e8ed;
}

.stat-bar > span {
  border-radius: inherit;
  background: var(--primary);
}

.gallery-section,
.feature-section {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 18px 24px;
}

.gallery-head h2 {
  color: var(--ink);
  font-size: clamp(34px, 5vw, 64px);
  letter-spacing: -0.025em;
}

.section-inner {
  background: rgba(255, 255, 255, 0.72);
}

.feature-grid article {
  background: #ffffff;
}

.site-footer {
  color: var(--muted);
}

.mobile-tabbar {
  border-top: 1px solid var(--line-soft);
  background: rgba(251, 251, 253, 0.9);
  backdrop-filter: blur(18px);
}

.modal {
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.18);
}

.modal::backdrop {
  background: rgba(245, 245, 247, 0.72);
  backdrop-filter: blur(18px);
}

.modal-head,
.modal-foot,
.editor-sidebar {
  border-color: var(--line-soft);
  background: #ffffff;
}

.preview-viewport,
.editor-canvas-wrap {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    linear-gradient(rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    #fbfbfd;
  background-size: 24px 24px;
}

#editor-canvas {
  image-rendering: pixelated;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
}

@media (max-width: 1180px) {
  .studio-main {
    grid-template-columns: 1fr;
    grid-template-areas:
      "intro"
      "preview"
      "tools"
      "settings"
      "export";
  }

  .workspace-stage {
    position: relative;
    top: auto;
    min-height: 58vh;
  }
}

@media (max-width: 900px) {
  .topbar-inner {
    padding: 10px 16px;
  }

  .generator-intro h1 {
    font-size: clamp(34px, 10vw, 52px);
  }
}

@media (max-width: 700px) {
  .workspace-grid {
    padding: 18px 12px 12px;
  }

  .workspace-stage,
  .start-card,
  .settings-panel,
  .export-panel,
  .smart-tools-panel,
  .invite-panel,
  .section-inner,
  .panel {
    border-radius: 22px;
  }

  .topbar-inner {
    align-items: center;
  }

  .start-card,
  .start-card:nth-child(2) {
    min-height: 104px;
  }
}

@media (max-width: 520px) {
  .generator-intro p:not(.section-kicker) {
    font-size: 15px;
  }
}

/* Upload panel and preview grid refinement */
.studio-main {
  grid-template-areas:
    "intro preview"
    "settings preview"
    "export preview";
  gap: 18px 24px;
}

.preview-column {
  grid-area: preview;
  position: sticky;
  top: 76px;
  display: grid;
  gap: 16px;
  align-self: start;
}

.preview-column .workspace-stage {
  grid-area: auto;
  position: relative;
  top: auto;
}

.preview-column .smart-tools-panel {
  grid-area: auto;
}

.generator-intro h1 {
  font-size: clamp(30px, 3vw, 42px);
  line-height: 1.06;
  letter-spacing: -0.015em;
}

.generator-intro p:not(.section-kicker) {
  max-width: 390px;
  margin-top: 10px;
  font-size: 15px;
}

.generator-intro .start-panel {
  position: static;
  inset: auto;
  z-index: auto;
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
  justify-content: initial;
  gap: 12px;
  margin-top: 20px;
  padding: 0;
  pointer-events: auto;
}

.generator-intro .start-card,
.generator-intro .start-card:nth-child(2) {
  width: 100%;
  min-height: auto;
  border-radius: 18px;
  box-shadow: none;
  backdrop-filter: none;
}

.generator-intro .upload-zone {
  min-height: 230px;
  padding: 24px 20px;
  border: 2px dashed #1d1d1f;
  background: rgba(255, 255, 255, 0.82);
}

.generator-intro .upload-zone:hover,
.generator-intro .upload-zone.drag-over {
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 16px 36px rgba(0, 113, 227, 0.12);
}

.generator-intro .blank-start-card {
  min-height: 58px;
  padding: 10px 16px;
  border: 0;
  background: #ffb340;
  color: #1d1d1f;
}

.generator-intro .blank-start-card:hover {
  background: #ffc261;
  box-shadow: 0 12px 26px rgba(191, 106, 2, 0.16);
}

.generator-intro .blank-start-card .start-title {
  font-size: 16px;
}

.generator-intro .blank-start-card .start-meta {
  max-width: 320px;
  margin-top: 2px;
  font-size: 12px;
  line-height: 1.35;
}

.upload-icon {
  position: relative;
  width: 58px;
  height: 58px;
  margin-bottom: 12px;
  border: 2px solid #1d1d1f;
  border-radius: 14px;
  background: #ffb340;
}

.upload-icon::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 17px;
  width: 24px;
  height: 20px;
  border: 3px solid #1d1d1f;
  border-radius: 4px;
}

.upload-icon::after {
  content: "";
  position: absolute;
  left: 23px;
  top: 26px;
  width: 18px;
  height: 12px;
  border-left: 3px solid #1d1d1f;
  border-top: 3px solid #1d1d1f;
  transform: rotate(45deg);
}

.workspace-stage {
  min-height: min(520px, calc(100vh - 150px));
  background: #fffdf7;
}

.stage-image,
.preview-stage:not(.empty),
.preview-viewport,
.editor-canvas-wrap {
  background:
    linear-gradient(90deg, rgba(32, 32, 32, 0.22) 1px, transparent 1px),
    linear-gradient(rgba(32, 32, 32, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 32, 32, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(32, 32, 32, 0.07) 1px, transparent 1px),
    #fffdf7;
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px, auto;
}

.stage-glass {
  background:
    radial-gradient(circle at center, rgba(255, 253, 247, 0.72), rgba(255, 253, 247, 0.14) 60%),
    url("./libai-logo-pixel.svg") center / min(28%, 220px) no-repeat;
  opacity: 0.28;
}

.smart-tools-panel {
  margin-top: 0;
}

.smart-tool-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.smart-tool-card {
  min-height: 84px;
}

@media (max-width: 1180px) {
  .studio-main {
    grid-template-areas:
      "intro"
      "preview"
      "settings"
      "export";
  }

  .preview-column {
    position: relative;
    top: auto;
  }
}

@media (max-width: 700px) {
  .generator-intro h1 {
    font-size: clamp(30px, 8.2vw, 38px);
  }

  .generator-intro .upload-zone {
    min-height: 210px;
  }

  .smart-tool-grid {
    grid-template-columns: 1fr;
  }
}

/* Preview-only canvas plus right-side color statistics */
.workspace-grid {
  width: min(1680px, 100%);
  padding: 10px 18px 18px;
}

.studio-main {
  grid-template-columns: minmax(254px, 300px) minmax(0, 1fr);
  gap: 12px 16px;
}

.generator-intro p:not(.section-kicker),
.generator-intro .start-panel {
  max-width: 300px;
}

.generator-intro h1 {
  font-size: clamp(28px, 2.55vw, 36px);
}

.generator-intro p:not(.section-kicker) {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.38;
}

.generator-intro .start-panel {
  max-width: 300px;
  gap: 8px;
  margin-top: 12px;
}

.generator-intro .upload-zone {
  aspect-ratio: 3 / 4;
  min-height: auto;
  padding: 16px 12px;
}

.generator-intro .blank-start-card {
  min-height: 46px;
  padding: 8px 12px;
}

.generator-intro .blank-start-card .start-title {
  font-size: 14px;
}

.generator-intro .blank-start-card .start-meta {
  display: none;
}

.generator-intro .start-title {
  font-size: 15px;
}

.generator-intro .start-meta {
  font-size: 11px;
}

.upload-icon {
  width: 42px;
  height: 42px;
  margin-bottom: 8px;
}

.upload-icon::before {
  left: 10px;
  top: 12px;
  width: 19px;
  height: 16px;
  border-width: 2px;
}

.upload-icon::after {
  left: 18px;
  top: 20px;
  width: 14px;
  height: 9px;
  border-left-width: 2px;
  border-top-width: 2px;
}

.preview-column {
  min-width: 0;
  gap: 10px;
}

.preview-main-shell {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(208px, 240px);
  gap: 12px;
  align-items: stretch;
}

.preview-column .workspace-stage {
  min-width: 0;
  min-height: min(790px, calc(100vh - 132px));
  height: min(790px, calc(100vh - 132px));
}

.preview-stage {
  padding: 16px;
}

#result-preview {
  max-width: 98%;
  max-height: calc(100% - 32px);
}

.preview-stats-panel {
  min-width: 0;
  max-height: min(790px, calc(100vh - 132px));
  display: flex;
  flex-direction: column;
  padding: 10px;
  overflow: hidden;
}

.preview-stats-panel .panel-head {
  gap: 6px;
  margin-bottom: 10px;
}

.preview-stats-panel .panel-head h2 {
  font-size: 17px;
  line-height: 1.15;
}

.preview-stats-panel .muted-label {
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
}

.scheme-name-field {
  display: grid;
  gap: 5px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.scheme-name-field input {
  width: 100%;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
}

.preview-stats-panel .result-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  margin-bottom: 10px;
}

.preview-stats-panel .metric-card {
  min-height: 56px;
  display: grid;
  place-items: center;
  gap: 2px;
  padding: 7px 6px;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: #ffffff;
  box-shadow: 0 5px 14px rgba(15, 23, 42, 0.06);
  text-align: center;
  overflow: hidden;
}

.preview-stats-panel .metric-card small {
  color: #9aa8bd;
  font-size: 10px;
  font-weight: 800;
}

.preview-stats-panel .metric-card strong {
  color: var(--ink);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.05;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.preview-stats-panel .metric-size strong {
  font-size: 12px;
}

.preview-stats-panel .metric-note {
  grid-column: 1 / -1;
  justify-content: center;
  min-height: 26px;
  padding: 5px 8px;
  border-radius: 999px;
  background: var(--surface-card);
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.preview-stats-panel .stats-summary {
  justify-content: flex-start;
  min-height: auto;
  padding: 7px 9px;
  border-radius: 14px;
  font-size: 11px;
  line-height: 1.35;
  text-align: left;
}

.preview-stats-panel .stats-list {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  align-content: start;
  gap: 7px 5px;
  max-height: none;
  min-height: 0;
  margin-top: 10px;
  padding-right: 4px;
  overflow: auto;
}

.preview-stats-panel .stat-row {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 4px;
  min-height: 58px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.preview-stats-panel .stat-swatch {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.22), 0 4px 10px rgba(15, 23, 42, 0.07);
}

.preview-stats-panel .stat-code {
  position: absolute;
  top: 12px;
  left: 50%;
  width: 34px;
  transform: translateX(-50%);
  margin: 0;
  color: var(--ink);
  font-size: 9px;
  font-weight: 900;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
  text-shadow: 0 1px 10px rgba(255, 255, 255, 0.32);
}

.preview-stats-panel .stat-code.light-text {
  color: #ffffff;
}

.preview-stats-panel .stat-count {
  margin-top: 0;
  color: #8b9bb3;
  font-size: 9px;
  font-weight: 900;
}

.preview-action-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.preview-action-row .preview-download-button,
.preview-action-row .primary-action,
.preview-action-row .outline-button {
  position: static;
  inset: auto;
  min-height: 44px;
  width: 100%;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: var(--primary);
  color: #ffffff;
  font-size: 14px;
}

.button-stack {
  margin-top: 14px;
}

.button-stack .primary-action {
  width: 100%;
}

.smart-tools-panel {
  padding: 10px 12px;
}

.smart-tools-panel .panel-head {
  margin-bottom: 8px;
}

.smart-tools-panel .panel-head h2 {
  font-size: 16px;
}

.smart-tools-panel .text-link-button {
  min-height: 30px;
  padding: 0 10px;
  font-size: 12px;
}

.smart-tools-panel .smart-tool-grid {
  gap: 8px;
}

.smart-tools-panel .smart-tool-card {
  min-height: 48px;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 6px 8px;
  padding: 8px 10px;
  border-radius: 14px;
}

.smart-tools-panel .tool-icon {
  width: 30px;
  height: 30px;
  border-radius: 10px;
}

.smart-tools-panel .smart-tool-card strong {
  font-size: 13px;
}

.smart-tools-panel .smart-tool-card small {
  display: none;
}

@media (min-width: 1181px) and (max-width: 1240px) {
  .studio-main {
    grid-template-columns: minmax(248px, 286px) minmax(0, 1fr);
    gap: 12px;
  }

  .preview-main-shell {
    grid-template-columns: minmax(0, 1fr) minmax(196px, 224px);
    gap: 10px;
  }
}

@media (max-width: 980px) {
  .studio-main {
    grid-template-columns: 1fr;
    grid-template-areas:
      "intro"
      "preview"
      "settings"
      "export";
  }

  .generator-intro p:not(.section-kicker),
  .generator-intro .start-panel {
    max-width: none;
  }

  .generator-intro .upload-zone {
    aspect-ratio: auto;
    min-height: 220px;
  }

  .preview-main-shell {
    grid-template-columns: 1fr;
  }

  .preview-column .workspace-stage {
    height: min(620px, 62vh);
  }

  .preview-stats-panel {
    max-height: none;
  }

  .preview-stats-panel .stats-list {
    max-height: 260px;
  }

  .preview-action-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }
}

@media (max-width: 700px) {
  .preview-stats-panel {
    padding: 12px;
  }

  .preview-stats-panel .panel-head h2 {
    font-size: 18px;
  }

  .preview-stats-panel .result-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
  }

  .preview-stats-panel .metric-card {
    min-height: 52px;
    border-radius: 13px;
  }

  .preview-stats-panel .metric-card small {
    font-size: 9px;
  }

  .preview-stats-panel .metric-card strong {
    font-size: 12px;
  }

  .preview-stats-panel .metric-size strong {
    font-size: 10px;
  }

  .preview-stats-panel .stats-summary {
    font-size: 10px;
  }

  .preview-stats-panel .stats-list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 7px 6px;
  }

  .preview-stats-panel .stat-row {
    min-height: 62px;
  }

  .preview-stats-panel .stat-swatch {
    width: 40px;
    height: 40px;
  }

  .preview-stats-panel .stat-code {
    top: 14px;
    width: 38px;
    font-size: 10px;
  }

  .preview-action-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }

  .preview-action-row .preview-download-button,
  .preview-action-row .primary-action,
  .preview-action-row .outline-button {
    min-height: 40px;
    padding: 0 8px;
    font-size: 11px;
  }
}