:root {
  color-scheme: light;
  --bg: #eef1f3;
  --panel: #ffffff;
  --panel-soft: #f8fafb;
  --text: #17202a;
  --muted: #63717f;
  --line: #d8dee4;
  --accent: #256f68;
  --accent-strong: #174f4b;
  --warm: #b45f35;
  --ink: #243142;
  --shadow: 0 18px 50px rgb(24 39 56 / 14%);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  min-height: 100vh;
}

.asset-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 22px;
  background: var(--panel);
  border-right: 1px solid var(--line);
}

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

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: 0;
}

.icon-button {
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--ink);
  font-size: 18px;
}

.tabs,
.segmented {
  display: grid;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #e9eef1;
}

.tabs {
  grid-template-columns: 1fr 1fr;
}

.tab,
.segmented button {
  min-height: 34px;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  white-space: nowrap;
}

.tab.is-active,
.segmented button.is-active {
  background: var(--panel);
  color: var(--accent-strong);
  box-shadow: 0 2px 8px rgb(19 45 61 / 10%);
}

.library-section {
  display: none;
  min-height: 0;
}

.library-section.is-active {
  display: flex;
  flex: 1;
  min-height: 0;
  flex-direction: column;
  gap: 14px;
}

.upload-tile,
.screen-upload {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 46px;
  border: 1px dashed #9fb1bc;
  border-radius: 8px;
  background: #f4f8f7;
  color: var(--accent-strong);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
}

.upload-tile input,
.screen-upload input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  opacity: 0;
  white-space: nowrap;
}

.asset-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  min-height: 0;
  overflow: auto;
  padding-right: 2px;
}

.asset-card {
  position: relative;
  display: grid;
  grid-template-rows: auto 38px;
  min-width: 0;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 8px;
  background: #f2f5f7;
  color: var(--text);
  text-align: left;
  overflow: hidden;
}

.asset-card.is-selected {
  border-color: var(--accent);
}

.asset-select {
  display: block;
  width: 100%;
  min-width: 0;
  padding: 0;
  background: transparent;
}

.asset-select img {
  display: block;
  width: 100%;
  height: 132px;
  object-fit: cover;
}

.asset-card.location-card .asset-select img {
  height: 108px;
}

.asset-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 32px;
  align-items: center;
  gap: 4px;
  min-height: 38px;
  padding: 4px;
  background: rgb(255 255 255 / 0.74);
}

.asset-name-input {
  min-width: 0;
  height: 30px;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0 6px;
  background: transparent;
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.asset-name-input:focus {
  border-color: var(--accent);
  outline: 0;
  background: #fff;
}

.asset-delete {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: #f1e6e2;
  color: #8a4325;
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
}

.asset-delete:hover {
  background: #e8d6cf;
}

.workspace {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto auto;
  gap: 16px;
  padding: 22px;
  min-width: 0;
}

.control-strip {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr minmax(180px, 220px);
  align-items: end;
  gap: 14px;
}

.control-group {
  display: grid;
  gap: 7px;
}

.control-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.segmented {
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
}

.screen-upload {
  min-height: 44px;
  align-self: end;
  border-style: solid;
  background: #fff7f2;
  color: #8a4325;
}

.preview-area {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
}

.status-stack {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.status-dot {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--warm);
}

.status-dot.is-ready {
  background: var(--accent);
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ghost-button,
.primary-button {
  min-height: 38px;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 750;
}

.ghost-button {
  border: 1px solid var(--line);
  background: var(--panel-soft);
  color: var(--ink);
}

.primary-button {
  background: var(--accent);
  color: #fff;
}

.ghost-button:disabled,
.primary-button:disabled {
  cursor: not-allowed;
  background: #aab7bc;
  color: #fff;
}

#photoCanvas {
  width: 100%;
  max-height: calc(100vh - 250px);
  aspect-ratio: 3 / 2;
  border-radius: 6px;
  background: #d7dee2;
  object-fit: contain;
}

.selection-dock {
  display: grid;
  grid-template-columns: 0.8fr 1.6fr repeat(3, 1fr);
  gap: 10px;
}

.generation-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
  gap: 12px;
}

.prompt-card,
.result-card {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.card-head small {
  min-width: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  overflow: hidden;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#promptPreview {
  display: block;
  width: 100%;
  min-height: 128px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel-soft);
  color: var(--ink);
  font-size: 13px;
  line-height: 1.55;
}

.result-frame {
  display: grid;
  place-items: center;
  min-height: 128px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #e8eef0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  overflow: hidden;
}

.result-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: 220px;
  object-fit: contain;
}

.dock-item {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.dock-value,
.dock-label {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dock-value {
  color: var(--ink);
  font-size: 17px;
  font-weight: 800;
}

.dock-label {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .asset-panel {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .asset-grid {
    grid-template-columns: repeat(4, minmax(120px, 1fr));
    max-height: 270px;
  }

  .control-strip,
  .selection-dock,
  .generation-panel {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 620px) {
  .asset-panel,
  .workspace {
    padding: 14px;
  }

  .control-strip,
  .selection-dock,
  .generation-panel {
    grid-template-columns: 1fr;
  }

  .asset-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: 380px;
  }

  .preview-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .toolbar-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}

.panel-head-actions {
  display: flex;
  gap: 8px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgb(17 27 35 / 48%);
  z-index: 50;
}

.modal {
  width: min(640px, 100%);
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding: 24px;
  border-radius: 14px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.modal-head h2 {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 20px;
}

.modal-sub {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field > span {
  color: var(--ink);
  font-size: 13px;
  font-weight: 650;
}

.field input,
.field select {
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--text);
}

.field input:focus,
.field select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.settings-advanced {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  background: var(--panel-soft);
}

.settings-advanced summary {
  cursor: pointer;
  color: var(--ink);
  font-size: 13px;
  font-weight: 650;
}

.settings-advanced > .field {
  margin-top: 12px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 6px;
}

.modal-actions {
  align-items: center;
}

.settings-status {
  margin-right: auto;
  font-size: 13px;
  color: var(--muted);
}

.settings-status[data-tone="error"] {
  color: var(--warm);
}

.asset-host-info {
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.5;
  background: var(--panel-soft);
  border: 1px solid var(--line);
}

.asset-host-ok {
  color: var(--accent-strong);
}

.asset-host-ok code {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  color: var(--muted);
  word-break: break-all;
}

.asset-host-warn {
  color: var(--warm);
}

.presets-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--panel-soft);
  border: 1px solid var(--line);
}

.presets-label {
  font-size: 13px;
  color: var(--muted);
  flex-shrink: 0;
}

.preset-chip {
  padding: 4px 12px;
  border: 1px solid var(--accent);
  border-radius: 20px;
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}

.preset-chip:hover {
  background: var(--accent);
  color: #fff;
}

.asset-extra-photos {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 8px;
  flex-wrap: wrap;
  background: rgba(0, 0, 0, 0.03);
  border-top: 1px solid var(--line);
}

.asset-extra-thumb {
  position: relative;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
}

.asset-extra-thumb img {
  width: 38px;
  height: 38px;
  object-fit: cover;
  border-radius: 5px;
  display: block;
  border: 1px solid var(--line);
}

.asset-extra-remove {
  position: absolute;
  top: -5px;
  right: -5px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: #c0392b;
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 9px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.asset-extra-add {
  height: 38px;
  padding: 0 8px;
  border: 1px dashed var(--accent);
  border-radius: 6px;
  background: transparent;
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}

.asset-extra-add:hover {
  background: var(--accent);
  color: #fff;
}