.auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.auth-overlay[hidden] {
  display: none;
}

.auth-card {
  width: min(420px, calc(100vw - 32px));
  padding: 28px;
  border-radius: 18px;
  background: #ffffff;
  color: #111827;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.4);
}

.auth-card h1 {
  margin: 0 0 16px;
  font-size: 24px;
  font-weight: 900;
}

.auth-tabs {
  display: flex;
  gap: 4px;
  padding: 3px;
  margin-bottom: 18px;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  background: #f3f4f6;
}

.auth-tabs button {
  flex: 1;
  min-height: 32px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.auth-tabs button.active {
  background: #ffffff;
  color: #2f7df6;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.auth-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 800;
  color: #4b5563;
}

.auth-form input {
  height: 38px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  padding: 0 12px;
  font-size: 14px;
}

.auth-form input:focus {
  outline: 2px solid #2f7df6;
  outline-offset: 1px;
}

.auth-form button[type="submit"] {
  margin-top: 4px;
  height: 40px;
  border: 0;
  border-radius: 10px;
  background: #2f7df6;
  color: #ffffff;
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
}

.auth-error {
  min-height: 18px;
  color: #dc2626;
  font-size: 12px;
  font-weight: 800;
}

.auth-hint {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid #e5e7eb;
  color: #6b7280;
  font-size: 11px;
  font-weight: 700;
}

.auth-hint code {
  padding: 1px 6px;
  border-radius: 4px;
  background: #f3f4f6;
  font-family: ui-monospace, Menlo, monospace;
}

.user-badge {
  position: fixed;
  top: 14px;
  right: 220px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 12px;
  background: var(--bg-secondary, #fff);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  font-size: 12px;
  font-weight: 800;
}

.user-badge[hidden] {
  display: none;
}

.user-badge-balance {
  padding: 3px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, #2f7df6 14%, transparent);
  color: #2f7df6;
}

.storyboard-section {
  margin-bottom: 10px;
  padding: 8px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-primary);
}

.storyboard-section[open] > .storyboard-section-title,
details.storyboard-section > summary.storyboard-section-title {
  cursor: pointer;
}

.storyboard-section-title {
  margin-bottom: 6px;
  padding: 0 2px;
  color: var(--accent-color);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.storyboard-warn {
  margin: 4px 2px;
  padding: 6px 8px;
  border-radius: 8px;
  background: color-mix(in srgb, #f59e0b 14%, transparent);
  color: #b45309;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.4;
}

.node-row.node-row-col {
  flex-direction: column;
  align-items: stretch;
  gap: 6px;
}

.node-row.node-row-col textarea {
  width: 100%;
  min-height: 52px;
  padding: 7px 9px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
  resize: vertical;
}

.field-req {
  color: #ef4444;
  font-style: normal;
  font-weight: 900;
}

.field-note {
  flex: 0 0 auto;
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 700;
  opacity: 0.7;
}

/* 图片对比节点 */
.node[data-type="imageCompare"] .node-body {
  display: block;
  padding: 10px;
}

/* 比例由输入图驱动（见 setupCompareStages），节点高度跟随舞台收缩、不强制方形 */
.node[data-type="imageCompare"],
.node[data-type="imageCompare"] .node-card {
  min-height: 0;
}

.compare-stage {
  position: relative;
  width: 100%;
  min-height: 180px;
  overflow: hidden;
  border-radius: 10px;
  background: var(--bg-primary);
  user-select: none;
  touch-action: none;
  cursor: ew-resize;
}

.compare-stage .compare-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.compare-clip {
  position: absolute;
  inset: 0;
  will-change: clip-path;
}

.compare-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  margin-left: -1px;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

.compare-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 28px;
  height: 28px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.45);
}

.compare-handle::before,
.compare-handle::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 0;
  height: 0;
  border: 5px solid transparent;
  transform: translateY(-50%);
}

.compare-handle::before {
  left: 3px;
  border-right-color: #555;
}

.compare-handle::after {
  right: 3px;
  border-left-color: #555;
}

.compare-label {
  position: absolute;
  top: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  pointer-events: none;
}

.compare-label-a { left: 8px; }
.compare-label-b { right: 8px; }

.compare-empty {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
  justify-content: center;
  min-height: 140px;
  color: var(--text-secondary);
}

.compare-empty strong {
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 800;
}

.compare-hint {
  font-size: 12px;
  line-height: 1.4;
}

/* 图片扩展节点 */
.node[data-type="imageExpand"] .node-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
}

.expand-stage {
  position: relative;
  flex: 1;
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-primary);
  touch-action: none;
  user-select: none;
}

.expand-frame {
  position: relative;
  background:
    repeating-conic-gradient(rgba(125, 125, 125, 0.22) 0% 25%, transparent 0% 50%) 0 / 14px 14px;
  outline: 1px dashed color-mix(in srgb, var(--accent-color) 75%, transparent);
}

.expand-img {
  position: absolute;
  object-fit: fill;
  pointer-events: none;
  -webkit-user-drag: none;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.25);
}

.expand-handle {
  position: absolute;
  z-index: 3;
  background: var(--accent-color);
  border: 2px solid #fff;
  border-radius: 6px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
}

.expand-handle[data-expand-side="top"],
.expand-handle[data-expand-side="bottom"] {
  left: 50%;
  width: 34px;
  height: 10px;
  transform: translateX(-50%);
  cursor: ns-resize;
}

.expand-handle[data-expand-side="left"],
.expand-handle[data-expand-side="right"] {
  top: 50%;
  width: 10px;
  height: 34px;
  transform: translateY(-50%);
  cursor: ew-resize;
}

.expand-handle[data-expand-side="top"] { top: -6px; }
.expand-handle[data-expand-side="bottom"] { bottom: -6px; }
.expand-handle[data-expand-side="left"] { left: -6px; }
.expand-handle[data-expand-side="right"] { right: -6px; }

.node[data-type="imageExpand"] .expand-size {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-primary);
}

.node[data-type="imageExpand"] .node-row input[type="checkbox"] {
  width: auto;
  flex: 0 0 auto;
}

.account-dialog {
  width: min(960px, calc(100vw - 36px));
  height: min(720px, calc(100vh - 36px));
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 18px;
  padding: 0;
  background: var(--bg-secondary, #fff);
  color: var(--text-primary, #111827);
  box-shadow: var(--shadow, 0 30px 90px rgba(0,0,0,0.18));
}

.account-dialog::backdrop {
  background: rgba(8, 13, 24, 0.72);
}

.account-shell {
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  width: 100%;
  height: 100%;
}

.account-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 16px;
  font-weight: 900;
}

.account-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

.account-summary-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-primary);
}

.account-summary-cell span {
  font-size: 11px;
  font-weight: 800;
  color: var(--text-secondary);
}

.account-summary-cell strong {
  font-size: 18px;
  font-weight: 900;
}

.account-balance-strong {
  color: #2f7df6;
}

.account-tabs,
.admin-tabs {
  display: flex;
  gap: 4px;
  padding: 8px 16px;
  border-bottom: 1px solid var(--border-color);
}

.account-tabs button,
.admin-tabs button {
  height: 30px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0 12px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.account-tabs button.active,
.admin-tabs button.active {
  background: var(--accent-color, #2f7df6);
  color: #ffffff;
  border-color: var(--accent-color, #2f7df6);
}

.account-list,
.admin-list {
  overflow-y: auto;
  padding: 8px 16px 16px;
}

.account-row {
  display: grid;
  grid-template-columns: 160px 80px 80px 90px 1fr;
  gap: 8px;
  padding: 8px 4px;
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
  font-weight: 800;
  align-items: center;
}

.account-row-amount.positive { color: #16a34a; }
.account-row-amount.negative { color: #dc2626; }
.account-row-desc { color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; }

.account-empty {
  padding: 32px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 800;
}

.admin-dialog {
  width: min(1120px, calc(100vw - 36px));
  height: min(800px, calc(100vh - 36px));
}

.admin-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 0;
}

.admin-pane {
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  min-height: 0;
}

.admin-pane.admin-users {
  border-right: 1px solid var(--border-color);
}

.admin-pane-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 13px;
  font-weight: 900;
}

.admin-user-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  overflow-y: auto;
  grid-row: 4;
}

.admin-user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 12px;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.admin-user-row:hover {
  background: var(--bg-tertiary);
}

.admin-user-row.active {
  border-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 10%, transparent);
}

.admin-user-row-name {
  font-size: 13px;
  font-weight: 900;
}

.admin-user-row-balance {
  font-size: 12px;
  font-weight: 800;
  color: #2f7df6;
}

.admin-tag {
  display: inline-block;
  margin-left: 4px;
  padding: 1px 6px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-color) 18%, transparent);
  color: var(--accent-color);
  font-size: 10px;
  font-weight: 900;
}

.admin-credit-form {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}

.admin-credit-form input {
  height: 36px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0 10px;
  font-size: 13px;
}

:root {
  --bg-primary: #f7f8fa;
  --bg-secondary: #ffffff;
  --bg-tertiary: #eef1f5;
  --text-primary: #17191f;
  --text-secondary: #6d7480;
  --text-tertiary: #9aa2ad;
  --border-color: #dde2ea;
  --accent-color: #2f7df6;
  --accent-hover: #2168d8;
  --green: #22c55e;
  --orange: #f59e0b;
  --purple: #8b5cf6;
  --red: #ef4444;
  --shadow: 0 18px 50px rgba(20, 30, 50, 0.14);
  --node-shadow: 0 12px 34px rgba(20, 30, 50, 0.13);
  font-family: "Aptos", "Segoe UI", "Microsoft YaHei", sans-serif;
}

body.dark {
  --bg-primary: #111318;
  --bg-secondary: #181b22;
  --bg-tertiary: #232834;
  --text-primary: #f4f6fb;
  --text-secondary: #aeb6c2;
  --text-tertiary: #798391;
  --border-color: #2e3542;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.3);
  --node-shadow: 0 12px 34px rgba(0, 0, 0, 0.32);
}

* { box-sizing: border-box; }

[hidden] {
  display: none !important;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  color: var(--text-primary);
  background: var(--bg-primary);
}

.project-home {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: 100vw;
  height: 100vh;
  background: var(--bg-primary);
}

.project-home-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 104px;
  padding: 24px 32px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.project-home-header h1 {
  margin: 0;
  font-size: 26px;
  line-height: 1.15;
}

.project-home-header p {
  margin: 8px 0 0;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 750;
}

.project-home-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.project-home-actions .send-button {
  width: auto;
  padding: 0 16px;
}

.project-home-main {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 18px;
  min-height: 0;
  padding: 22px 32px 32px;
  overflow: auto;
}

.project-home-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 900;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  align-content: start;
  gap: 14px;
}

.project-card {
  display: grid;
  gap: 16px;
  min-height: 198px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  background: var(--bg-secondary);
  box-shadow: 0 10px 28px rgba(20, 30, 50, 0.08);
}

.project-card.active {
  border-color: color-mix(in srgb, var(--accent-color) 58%, var(--border-color));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 13%, transparent), 0 10px 28px rgba(20, 30, 50, 0.08);
}

.project-card-main {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.project-card-main h2 {
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 17px;
}

.project-card-main p {
  margin: 7px 0 0;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 800;
}

.project-card-main span {
  flex: 0 0 auto;
  height: 24px;
  border-radius: 999px;
  padding: 4px 8px;
  color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 10%, transparent);
  font-size: 11px;
  font-weight: 900;
}

.project-card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.project-card-stats strong {
  display: grid;
  gap: 3px;
  border-radius: 10px;
  padding: 10px;
  background: var(--bg-primary);
  font-size: 20px;
}

.project-card-stats small {
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 850;
}

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

.project-card-actions button {
  height: 30px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0 10px;
  color: var(--text-primary);
  background: var(--bg-primary);
  font-size: 12px;
  font-weight: 900;
}

.project-card-actions button:hover {
  border-color: var(--accent-color);
}

.project-card-actions button.danger {
  color: var(--red);
}

.project-empty {
  display: grid;
  place-items: center;
  min-height: 260px;
  border: 1px dashed var(--border-color);
  border-radius: 12px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 900;
  background: var(--bg-secondary);
}

button,
input,
textarea,
select { font: inherit; }

button {
  cursor: pointer;
  color: inherit;
}

.app-shell {
  display: grid;
  grid-template-rows: 56px minmax(0, 1fr);
  width: 100vw;
  height: 100vh;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 18px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  z-index: 30;
}

.header-left,
.header-right,
.header-center {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-center {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--green) 16%, transparent);
}

.icon-button,
.project-button,
.tool-button,
.tool-main,
.bottom-controls button {
  display: inline-grid;
  place-items: center;
  border: 0;
  border-radius: 10px;
  background: transparent;
  transition: background 140ms ease, transform 140ms ease, color 140ms ease;
}

.icon-button {
  width: 36px;
  height: 36px;
}

.icon-button:hover,
.project-button:hover,
.tool-button:hover,
.bottom-controls button:hover {
  background: var(--bg-tertiary);
}

svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.project-button {
  grid-auto-flow: column;
  gap: 6px;
  height: 36px;
  padding: 0 10px;
  font-size: 14px;
  font-weight: 800;
}

.project-button svg {
  width: 16px;
  height: 16px;
}

.canvas-area {
  position: relative;
  overflow: hidden;
}

.viewport {
  position: absolute;
  inset: 0;
  overflow: hidden;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  background:
    radial-gradient(circle at 80% 10%, color-mix(in srgb, var(--accent-color) 7%, transparent), transparent 34%),
    var(--bg-primary);
}

.viewport.dragging { cursor: grabbing; }

.viewport.resizing { cursor: nwse-resize; }

.grid-layer {
  position: absolute;
  display: none;
  inset: -200%;
  transform-origin: 0 0;
}

.edge-layer,
.canvas-world {
  position: absolute;
  left: 0;
  top: 0;
  width: 6000px;
  height: 4000px;
  transform-origin: 0 0;
}

.edge-layer {
  overflow: visible;
  pointer-events: auto;
  z-index: 1;
}

.canvas-world {
  z-index: 2;
  pointer-events: none;
}

.edge-path {
  fill: none;
  stroke: color-mix(in srgb, var(--accent-color) 55%, var(--text-secondary));
  stroke-width: 2.4;
  stroke-linecap: round;
  filter: drop-shadow(0 3px 5px rgba(47, 125, 246, 0.14));
}

.edge-link {
  pointer-events: auto;
}

.edge-hit {
  fill: none;
  stroke: transparent;
  stroke-width: 18;
  stroke-linecap: round;
  pointer-events: stroke;
  cursor: pointer;
}

.edge-link:hover .edge-path {
  stroke: var(--accent-color);
  stroke-width: 4;
  filter: drop-shadow(0 6px 12px rgba(47, 125, 246, 0.32));
}

.edge-preview {
  stroke: var(--accent-color);
  stroke-width: 2.8;
  stroke-dasharray: 9 7;
  opacity: 0.72;
  filter: drop-shadow(0 5px 10px rgba(47, 125, 246, 0.22));
}

.edge-label {
  fill: var(--text-secondary);
  font-size: 11px;
  font-weight: 800;
}

.floating-toolbar {
  position: absolute;
  left: 16px;
  top: 50%;
  z-index: 12;
  display: grid;
  gap: 6px;
  transform: translateY(-50%);
  padding: 8px;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background: color-mix(in srgb, var(--bg-secondary) 94%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.tool-main,
.tool-button {
  width: 42px;
  height: 42px;
}

.tool-main {
  color: #fff;
  background: var(--accent-color);
}

.tool-main:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.toolbar-separator {
  width: 100%;
  height: 1px;
  background: var(--border-color);
  margin: 2px 0;
}

.node-menu {
  position: absolute;
  left: 74px;
  top: 50%;
  z-index: 20;
  display: grid;
  min-width: 184px;
  transform: translateY(-50%);
  padding: 8px;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background: var(--bg-secondary);
  box-shadow: var(--shadow);
}

.node-menu button {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 0;
  border-radius: 10px;
  padding: 10px;
  background: transparent;
  text-align: left;
  font-size: 13px;
  font-weight: 750;
}

.node-menu button:hover { background: var(--bg-tertiary); }

.node-menu-icon {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.node-menu-icon.blue { background: #3b82f6; }
.node-menu-icon.cyan { background: #06b6d4; }
.node-menu-icon.gold { background: #d97706; }
.node-menu-icon.amber { background: #f59e0b; }
.node-menu-icon.violet { background: #a855f7; }
.node-menu-icon.green { background: #22c55e; }
.node-menu-icon.orange { background: #f59e0b; }
.node-menu-icon.purple { background: #8b5cf6; }
.node-menu-icon.red { background: #ef4444; }
.node-menu-icon.pink { background: #ec4899; }
.node-menu-icon.teal { background: #14b8a6; }
.node-menu-icon.indigo { background: #6366f1; }
.node-menu-icon.lime { background: #84cc16; }
.node-menu-icon.slate { background: #64748b; }

.designer-skill-fields { display: grid; gap: 9px; }
.designer-skill-note { font-size: 11px; line-height: 1.45; color: var(--text-secondary); background: var(--bg-tertiary); border-radius: 8px; padding: 8px 10px; }
.designer-skill-badges { display: flex; flex-wrap: wrap; gap: 5px; }
.designer-skill-badges b { font-size: 10px; font-weight: 700; color: #0f766e; background: #ccfbf1; border-radius: 999px; padding: 3px 7px; }
.dark .designer-skill-badges b { color: #99f6e4; background: #134e4a; }

.amazon-optimizer-fields { display: grid; gap: 9px; }
.amazon-optimizer-fields textarea { min-height: 56px; resize: vertical; }
.amazon-optimizer-status { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 10px; font-size: 11px; color: var(--text-secondary); }
.amazon-optimizer-status strong { color: var(--text-primary); }
.node .amazon-optimizer-prompt { min-height: 180px; margin-top: 9px; }
.node[data-type="amazonVisualOptimizer"] .image-preview,
.node[data-type="amazonVisualOptimizer"] .empty-media { margin-top: 10px; }
.node[data-type="amazonVisualOptimizer"] .node-split { margin-top: 10px; }

.context-menu {
  position: fixed;
  z-index: 60;
  display: grid;
  min-width: 184px;
  max-width: min(240px, calc(100vw - 16px));
  padding: 6px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: color-mix(in srgb, var(--bg-secondary) 96%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.context-menu[hidden] {
  display: none;
}

.context-menu-title {
  min-width: 0;
  padding: 7px 9px 6px;
  overflow: hidden;
  color: var(--text-secondary);
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  font-weight: 900;
}

.context-menu button {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  min-height: 32px;
  border: 0;
  border-radius: 7px;
  padding: 0 9px;
  color: var(--text-primary);
  background: transparent;
  font-size: 13px;
  font-weight: 800;
  text-align: left;
}

.context-menu button:hover {
  background: var(--bg-tertiary);
}

.context-menu button.danger {
  color: var(--red);
}

.context-menu-separator {
  height: 1px;
  margin: 5px 4px;
  background: var(--border-color);
}

.template-panel {
  position: absolute;
  top: 14px;
  right: 14px;
  bottom: 14px;
  z-index: 32;
  display: grid;
  grid-template-rows: auto auto auto auto auto minmax(0, 1fr);
  width: min(360px, calc(100vw - 32px));
}

.history-panel {
  grid-template-rows: auto minmax(0, 1fr);
  width: min(380px, calc(100vw - 32px));
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  padding-right: 4px;
}

.history-empty {
  padding: 32px 12px;
  color: var(--text-secondary);
  text-align: center;
  font-size: 13px;
  font-weight: 800;
}

.history-card {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-secondary);
}

.history-thumb {
  position: relative;
  width: 92px;
  height: 92px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.history-thumb img,
.history-thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.history-thumb.is-video::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.86);
  clip-path: polygon(36% 28%, 36% 72%, 74% 50%);
  transform: translate(-50%, -50%);
}

.history-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.history-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.history-type {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-color) 18%, transparent);
  color: var(--accent-color);
  font-size: 11px;
  font-weight: 900;
}

.history-time {
  font-size: 11px;
  font-weight: 800;
  color: var(--text-secondary);
}

.history-model {
  font-size: 11px;
  font-weight: 800;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-prompt {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.history-actions {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.history-actions button {
  height: 26px;
  padding: 0 8px;
  font-size: 11px;
}

.history-actions button.danger {
  color: var(--red);
}

.template-panel {
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px;
  overflow: hidden;
  background: color-mix(in srgb, var(--bg-secondary) 97%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.template-panel[hidden] {
  display: none;
}

.template-panel.is-drop-target {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 4px rgba(47, 125, 246, 0.12), var(--shadow);
}

.template-panel-head,
.template-panel-actions,
.template-section-title,
.template-card-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.template-panel-head {
  justify-content: space-between;
  padding-bottom: 10px;
}

.template-eyebrow {
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 900;
}

.template-panel h2 {
  margin: 2px 0 0;
  font-size: 19px;
  line-height: 1.15;
}

.template-close {
  flex: 0 0 auto;
}

.template-panel-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 10px;
}

.primary-small,
.ghost-small,
.template-section-title button,
.template-card-actions button {
  height: 34px;
  border: 1px solid var(--border-color);
  border-radius: 9px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 900;
}

.primary-small {
  color: white;
  border-color: var(--accent-color);
  background: var(--accent-color);
}

.ghost-small,
.template-section-title button,
.template-card-actions button {
  color: var(--text-primary);
  background: var(--bg-primary);
}

.template-drop-zone {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  margin-bottom: 12px;
  border: 1px dashed color-mix(in srgb, var(--accent-color) 54%, var(--border-color));
  border-radius: 11px;
  padding: 10px 12px;
  color: var(--text-primary);
  background: color-mix(in srgb, var(--accent-color) 8%, transparent);
}

.template-drop-zone span {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 800;
}

.template-section-title {
  justify-content: space-between;
  margin: 4px 0 8px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 900;
}

.template-section-title button {
  height: 28px;
}

.template-categories {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.template-categories button {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 36px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0 10px;
  color: var(--text-primary);
  background: var(--bg-primary);
  text-align: left;
}

.template-categories button.active {
  border-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 10%, var(--bg-primary));
}

.template-categories span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 900;
}

.template-categories strong {
  color: var(--text-secondary);
  font-size: 12px;
}

.template-list {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 0;
  overflow-y: auto;
  padding-right: 2px;
}

.template-card {
  display: grid;
  gap: 10px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px;
  background: var(--bg-primary);
}

.template-card-main {
  display: grid;
  gap: 3px;
}

.template-card-main strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
}

.template-card-main span,
.template-empty {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 800;
}

.template-card-actions {
  justify-content: flex-start;
}

.template-card-actions button {
  height: 30px;
}

.template-card-actions button.danger {
  color: var(--red);
}

.template-empty {
  border: 1px dashed var(--border-color);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
}

.drop-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  pointer-events: none;
  background: rgba(15, 23, 42, 0.18);
}

.drop-overlay[hidden] {
  display: none;
}

.drop-overlay div {
  border: 1px solid color-mix(in srgb, var(--accent-color) 70%, white);
  border-radius: 14px;
  padding: 18px 24px;
  color: var(--text-primary);
  background: var(--bg-secondary);
  box-shadow: var(--shadow);
  font-size: 16px;
  font-weight: 900;
}

.bottom-controls {
  position: absolute;
  left: 16px;
  bottom: 18px;
  z-index: 12;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: color-mix(in srgb, var(--bg-secondary) 94%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.bottom-controls button {
  width: 30px;
  height: 30px;
  font-size: 17px;
  font-weight: 900;
}

.bottom-controls svg {
  width: 16px;
  height: 16px;
}

#zoomLabel {
  min-width: 44px;
  color: var(--text-secondary);
  text-align: center;
  font-size: 12px;
  font-weight: 900;
}

.processing {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 14;
  padding: 10px 14px;
  border: 1px solid color-mix(in srgb, var(--accent-color) 45%, var(--border-color));
  border-radius: 14px;
  background: color-mix(in srgb, var(--bg-secondary) 96%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  color: var(--accent-color);
  font-size: 13px;
  font-weight: 800;
}

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid color-mix(in srgb, var(--accent-color) 24%, transparent);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

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

.ghost-button,
.send-button {
  border: 0;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 900;
}

.ghost-button {
  height: 32px;
  padding: 0 12px;
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.send-button {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: #fff;
  background: var(--accent-color);
}

.send-button:hover { background: var(--accent-hover); }

.send-button svg {
  width: 18px;
  height: 18px;
}

.node-group {
  position: absolute;
  z-index: 0;
  width: var(--w);
  height: var(--h);
  transform: translate(var(--x), var(--y));
  border: 1px solid color-mix(in srgb, var(--accent-color) 46%, transparent);
  border-radius: 18px;
  background: color-mix(in srgb, var(--accent-color) 7%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, #ffffff 22%, transparent);
  pointer-events: none;
}

.node-group-title {
  position: absolute;
  left: 12px;
  right: 12px;
  top: 10px;
  display: flex;
  align-items: center;
  min-width: 160px;
  height: 44px;
  border: 1px solid color-mix(in srgb, var(--accent-color) 34%, transparent);
  border-radius: 12px;
  padding: 0 14px;
  overflow: hidden;
  color: var(--accent-color);
  background: color-mix(in srgb, var(--bg-secondary) 76%, var(--accent-color) 24%);
  box-shadow: 0 5px 14px rgba(47, 125, 246, 0.14);
  cursor: grab;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 900;
  pointer-events: auto;
}

.node-group-title:active {
  cursor: grabbing;
}

.node-group-title.editing {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
  cursor: text;
  white-space: normal;
  text-overflow: clip;
  user-select: text;
}

.node {
  position: absolute;
  z-index: 1;
  width: var(--node-width);
  min-height: var(--node-height);
  transform: translate(var(--x), var(--y));
  pointer-events: auto;
}

.node-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: var(--node-height);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background: var(--bg-secondary);
  box-shadow: var(--node-shadow);
  overflow: hidden;
}

.node-card.selected {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent-color) 16%, transparent), var(--node-shadow);
}

.node-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 42px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  cursor: grab;
}

.node-head:active { cursor: grabbing; }

.node-title {
  min-width: 0;
  overflow: hidden;
  color: var(--text-primary);
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 900;
  cursor: text;
}

.node-title.editing {
  overflow: visible;
  white-space: normal;
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
  border-radius: 4px;
  background: var(--bg-primary);
  cursor: text;
  user-select: text;
}

.node-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 140ms ease;
}

.node-card:hover .node-actions,
.node-card.selected .node-actions {
  opacity: 1;
}

.node-action {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--text-secondary);
}

.node-action:hover { background: var(--bg-tertiary); }

.node-action svg {
  width: 14px;
  height: 14px;
}

.node-body {
  padding: 12px;
  flex: 1;
}

.node-resize-handle {
  position: absolute;
  right: 5px;
  bottom: 5px;
  z-index: 4;
  width: 13px;
  height: 13px;
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(135deg, transparent 58%, color-mix(in srgb, var(--text-secondary) 72%, transparent) 59% 66%, transparent 67%),
    linear-gradient(135deg, transparent 72%, color-mix(in srgb, var(--text-secondary) 72%, transparent) 73% 80%, transparent 81%);
  box-shadow: none;
  cursor: nwse-resize;
  opacity: 0.58;
}

.node-resize-handle:hover {
  opacity: 1;
}

.node textarea,
.node input,
.node select {
  width: 100%;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  outline: none;
  color: var(--text-primary);
  background: var(--bg-primary);
}

.node textarea {
  min-height: 120px;
  resize: none;
  padding: 10px;
  font-size: 13px;
  line-height: 1.5;
}

.node[data-type="text"] .node-body {
  display: flex;
}

.prompt-editor {
  position: relative;
  display: flex;
  flex: 1;
  min-height: 0;
}

.node[data-type="text"] textarea,
.prompt-highlight {
  min-height: 0;
  padding: 10px;
  font: inherit;
  font-size: 13px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.node[data-type="text"] textarea {
  position: relative;
  z-index: 2;
  flex: 1;
  color: transparent;
  caret-color: var(--text-primary);
  background: transparent;
}

.node[data-type="text"] textarea::selection {
  color: var(--text-primary);
  background: rgba(47, 125, 246, 0.22);
}

.prompt-highlight {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  border: 1px solid transparent;
  color: var(--text-primary);
  pointer-events: none;
}

.prompt-highlight mark {
  position: relative;
  z-index: 0;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  color: #ffffff;
  background: transparent;
}

.prompt-highlight mark::before {
  content: "";
  position: absolute;
  inset: -2px 2px;
  z-index: -1;
  border-radius: 6px;
  background: var(--accent-color);
}

.prompt-mention-menu {
  position: absolute;
  right: 8px;
  top: 48px;
  z-index: 5;
  display: grid;
  gap: 6px;
  min-width: 126px;
  max-width: min(180px, calc(100% - 16px));
  max-height: 160px;
  overflow: auto;
  padding: 8px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
  box-shadow: 0 14px 32px rgba(20, 30, 50, 0.18);
}

.prompt-mention-menu button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 30px;
  border: 0;
  border-radius: 6px;
  padding: 5px 7px;
  color: var(--accent-color);
  background: rgba(47, 125, 246, 0.1);
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.prompt-mention-menu button:hover {
  color: #ffffff;
  background: var(--accent-color);
}

.prompt-mention-menu small {
  min-width: 0;
  overflow: hidden;
  color: var(--text-secondary);
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 10px;
}

.prompt-mention-menu button:hover small {
  color: rgba(255, 255, 255, 0.82);
}

.prompt-mention-empty {
  padding: 7px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 800;
}

.node input,
.node select {
  height: 34px;
  padding: 0 9px;
  font-size: 13px;
  font-weight: 700;
}

.node-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 34px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 800;
}

.node-row + .node-row,
.node-row + .node-button,
.node-indicators + .node-button {
  margin-top: 10px;
}

.node-row select {
  width: 162px;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 16px 0;
  color: #9ca3af;
  font-size: 12px;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: #e5e7eb;
}

.feishu-login-button {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  border-radius: 10px;
  background: #3370ff;
  color: #ffffff;
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
}

.feishu-login-button:hover {
  background: #245bdb;
}

.feishu-login-button[hidden],
.auth-divider[hidden] {
  display: none;
}

.marketing-fields { display: grid; gap: 8px; }
.marketing-field {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 800;
}
.marketing-field input { min-width: 0; font-weight: 500; }
.prompt-preview-label {
  display: block;
  margin: 12px 0 6px;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 800;
}
.node .prompt-preview {
  min-height: 150px;
  background: var(--bg-tertiary);
  font-size: 11px;
}
.storyboard-redline {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.storyboard-redline b {
  border-radius: 999px;
  padding: 4px 7px;
  color: #9a3412;
  background: #ffedd5;
  font-size: 10px;
}
.node .storyboard-preview { min-height: 190px; }
.node .amazon-selling-points textarea {
  min-height: 92px;
  resize: vertical;
}

.node-row input[type="range"].node-range {
  flex: 1 1 auto;
  min-width: 0;
  width: auto;
}

.node-row b[data-range-label] {
  flex: 0 0 auto;
  min-width: 32px;
  text-align: right;
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 800;
}

.node-tip {
  margin-top: 10px;
  border-radius: 9px;
  padding: 8px;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  font-size: 12px;
  line-height: 1.45;
}

.storyboard-assistant-output {
  flex: 1 1 auto;
  min-height: 96px;
  max-height: 150px;
  overflow-y: auto;
  white-space: pre-wrap;
  border-radius: 9px;
  padding: 9px;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  font-size: 12px;
  line-height: 1.5;
}

.node[data-type="promptOptimizer"] .node-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.node[data-type="storyboardAssistant"] .node-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.node[data-type="storyboardAssistant"] .node-body > .node-row,
.node[data-type="storyboardAssistant"] .node-body > .node-indicators,
.node[data-type="storyboardAssistant"] .node-body > .storyboard-assistant-output,
.node[data-type="storyboardAssistant"] .node-body > .node-button {
  flex: 0 0 auto;
  margin-top: 0;
}

.node[data-type="promptOptimizer"] .node-body > .node-row,
.node[data-type="promptOptimizer"] .node-body > .node-indicators,
.node[data-type="promptOptimizer"] .node-body > .node-tip,
.node[data-type="promptOptimizer"] .node-body > .node-button {
  flex: 0 0 auto;
  margin-top: 0;
}

.optimizer-fields {
  flex: 1 1 auto;
  min-height: 80px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  padding: 8px;
  border-radius: 9px;
  background: var(--bg-tertiary);
  font-size: 12px;
  line-height: 1.5;
}

.optimizer-row {
  display: flex;
  gap: 6px;
  align-items: baseline;
}

.optimizer-label {
  flex: 0 0 36px;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 11px;
}

.optimizer-value {
  flex: 1;
  color: var(--text-primary);
  word-break: break-word;
}

.node-indicators {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}

.indicator {
  border-radius: 999px;
  padding: 4px 8px;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  font-size: 11px;
  font-weight: 900;
}

.indicator.ready {
  color: #137147;
  background: #dff8ea;
}

.indicator.ref-mention {
  border: 0;
  cursor: pointer;
}

.indicator.ref-mention:hover {
  color: #0f5e3b;
  background: #c9f3da;
}

body.dark .indicator.ready {
  color: #8ff0b9;
  background: rgba(34, 197, 94, 0.18);
}

body.dark .indicator.ref-mention:hover {
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.28);
}

.node-button,
.node-secondary-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  min-height: 38px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 900;
}

.node-button {
  border: 0;
  color: #fff;
  background: var(--accent-color);
}

.node-button:hover { background: var(--accent-hover); }

.node-secondary-button {
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  background: var(--bg-primary);
}

.node-split {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.image-preview,
.video-preview,
.empty-media {
  display: grid;
  place-items: center;
  aspect-ratio: 1 / 1;
  border-radius: 13px;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.image-preview {
  background: var(--preview-bg, linear-gradient(135deg, #22d3ee, #60a5fa 42%, #facc15));
}

.image-preview.has-image {
  position: relative;
  cursor: zoom-in;
  aspect-ratio: auto;
  background: transparent;
}

.image-preview img,
.video-preview video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}

.image-preview.has-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.node input,
.node textarea,
.node select {
  user-select: text;
  -webkit-user-select: text;
}

.image-load-error {
  display: none;
  place-items: center;
  gap: 8px;
  width: 100%;
  height: 100%;
  padding: 18px;
  color: #ffffff;
  text-align: center;
  background: rgba(15, 23, 42, 0.76);
}

.image-load-error a {
  color: #ffffff;
  font-size: 12px;
  font-weight: 850;
  text-decoration: underline;
}

.image-preview.image-load-failed {
  aspect-ratio: 1 / 1;
}

.image-preview.image-load-failed img {
  display: none;
}

.image-preview.image-load-failed .image-load-error {
  display: grid;
}

.simulated-preview span {
  color: #ffffff;
  font-size: 13px;
  font-weight: 900;
  text-shadow: 0 2px 8px rgba(15, 23, 42, 0.36);
}

.video-preview {
  position: relative;
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.25), transparent),
    var(--preview-bg, linear-gradient(135deg, #111827, #2563eb 52%, #f97316));
}

.video-preview:not(:has(video)):not(.loading-card)::after {
  content: "";
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.88);
  clip-path: polygon(36% 28%, 36% 72%, 74% 50%);
}

.video-preview.has-video {
  position: relative;
  background: #000;
}

.video-preview.has-video video {
  object-fit: contain;
  background: #000;
}

.video-controls {
  position: absolute;
  left: 8px;
  bottom: 8px;
  display: flex;
  gap: 6px;
  z-index: 2;
}

.video-ctrl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  text-decoration: none;
}

.video-ctrl:hover {
  background: rgba(0, 0, 0, 0.82);
}

.empty-media {
  border: 2px dashed var(--border-color);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
  padding: 12px;
}

.empty-media.image-drop-target {
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.empty-media.image-drop-target:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.image-drop-hint {
  margin-top: 6px;
  font-size: 11px;
  font-weight: 600;
  opacity: 0.75;
}

.error-media {
  padding: 14px;
  border-color: color-mix(in srgb, var(--red) 48%, var(--border-color));
  color: var(--red);
  white-space: pre-line;
  line-height: 1.6;
  text-align: left;
}

.media-toolbar {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.media-toolbar button {
  flex: 1;
  border: 1px solid var(--border-color);
  border-radius: 9px;
  padding: 8px;
  color: var(--text-primary);
  background: var(--bg-primary);
  font-size: 12px;
  font-weight: 850;
}

.loading-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: #fff;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
  font-size: 14px;
  font-weight: 900;
}

.loading-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.45), transparent);
  animation: shimmer 1.4s infinite;
  pointer-events: none;
}

.loading-card::after {
  content: "";
  width: 38px;
  height: 38px;
  border: 3px solid rgba(255, 255, 255, 0.28);
  border-top-color: #ffffff;
  border-radius: 50%;
  background: transparent;
  clip-path: none;
  animation: loading-spin 0.85s linear infinite;
  position: relative;
  z-index: 1;
}

@keyframes shimmer {
  from { transform: translateX(-100%); }
  to { transform: translateX(100%); }
}

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

.node-port {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  width: 18px;
  height: 18px;
  border: 3px solid var(--bg-secondary);
  border-radius: 50%;
  background: var(--accent-color);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 16%, transparent);
  cursor: crosshair;
}

.node-port.input { left: -9px; }
.node-port.output { right: -9px; }

.node-port.active {
  background: var(--green);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--green) 18%, transparent);
}

.node-port.connect-target {
  background: var(--bg-secondary);
  border-color: var(--accent-color);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent-color) 18%, transparent);
}

.viewport.connecting {
  cursor: crosshair;
}

.viewport.selecting {
  cursor: crosshair;
}

.tool-button[aria-pressed="true"] {
  color: #fff;
  border-color: var(--accent-color);
  background: var(--accent-color);
}

.selection-delete { position: relative; }
.selection-delete:disabled { opacity: .38; cursor: not-allowed; }
.selection-count {
  position: absolute;
  top: -5px;
  right: -6px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border: 2px solid var(--bg-secondary);
  border-radius: 999px;
  color: #fff;
  background: #ef4444;
  font-size: 9px;
  font-weight: 800;
  line-height: 12px;
  text-align: center;
}

.feishu-settings-form { width: min(560px, calc(100vw - 32px)); }
.feishu-settings-form .modal-head p { margin: 4px 0 0; color: var(--text-secondary); font-size: 12px; }
.feishu-settings-body { display: grid; gap: 14px; padding: 18px 22px 24px; }
.feishu-settings-body label { display: grid; gap: 7px; color: var(--text-secondary); font-size: 12px; }
.feishu-settings-body input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--border-color);
  border-radius: 9px;
  padding: 10px 11px;
  color: var(--text-primary);
  background: var(--bg-primary);
  outline: none;
}
.feishu-settings-body input:focus { border-color: var(--accent-color); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 12%, transparent); }
.feishu-status { display: flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 12px; }
.feishu-status > span { width: 9px; height: 9px; border-radius: 50%; background: #94a3b8; }
.feishu-status.connected { color: #15803d; }
.feishu-status.connected > span { background: #22c55e; box-shadow: 0 0 0 4px color-mix(in srgb, #22c55e 16%, transparent); }
.feishu-chat-field { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }

.marquee-selection {
  position: fixed;
  z-index: 55;
  border: 1px solid var(--accent-color);
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent-color) 13%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent-color) 18%, transparent);
  pointer-events: none;
}

.toast {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text-primary);
  background: var(--bg-secondary);
  box-shadow: var(--shadow);
  font-size: 13px;
  font-weight: 850;
}

.modal {
  width: min(560px, calc(100vw - 32px));
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 0;
  color: var(--text-primary);
  background: var(--bg-secondary);
  box-shadow: var(--shadow);
}

.modal::backdrop {
  background: rgba(15, 23, 42, 0.34);
}

.modal form {
  display: grid;
  gap: 16px;
  max-height: min(86vh, 760px);
  overflow-y: auto;
  padding: 18px;
}

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

.modal h2 {
  margin: 0;
  font-size: 18px;
}

.modal-note {
  margin: -6px 0 0;
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.5;
}

.modal label {
  display: grid;
  gap: 7px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 900;
}

.modal input,
.modal select {
  height: 40px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0 10px;
  color: var(--text-primary);
  background: var(--bg-primary);
  font: inherit;
  font-weight: 850;
}

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

.modal-actions .send-button {
  width: auto;
  padding: 0 14px;
}

.image-preview-dialog {
  width: min(1120px, calc(100vw - 36px));
  height: min(820px, calc(100vh - 36px));
  border: 1px solid color-mix(in srgb, var(--accent-color) 42%, var(--border-color));
  border-radius: 18px;
  padding: 0;
  color: var(--text-primary);
  background: var(--bg-secondary);
  box-shadow: var(--shadow);
}

.image-preview-dialog::backdrop {
  background: rgba(8, 13, 24, 0.72);
}

.image-preview-shell {
  display: grid;
  grid-template-rows: auto 1fr;
  width: 100%;
  height: 100%;
}

.image-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 58px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
}

.image-preview-head > div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.image-preview-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 0;
  padding: 16px;
  background: var(--bg-primary);
  overflow: hidden;
  cursor: grab;
  touch-action: none;
}

.image-preview-stage.dragging {
  cursor: grabbing;
}

.image-preview-stage img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  border-radius: 12px;
  object-fit: contain;
  box-shadow: 0 16px 46px rgba(0, 0, 0, 0.24);
  user-select: none;
  -webkit-user-drag: none;
  transform-origin: center center;
  will-change: transform;
}

.image-editor-dialog {
  width: min(1280px, calc(100vw - 36px));
  height: min(900px, calc(100vh - 36px));
  border: 1px solid color-mix(in srgb, var(--accent-color) 42%, var(--border-color));
  border-radius: 18px;
  padding: 0;
  color: var(--text-primary);
  background: var(--bg-secondary);
  box-shadow: var(--shadow);
}

.image-editor-dialog::backdrop {
  background: rgba(8, 13, 24, 0.72);
}

.image-editor-shell {
  display: grid;
  grid-template-rows: auto auto 1fr;
  width: 100%;
  height: 100%;
}

.image-editor-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 58px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
}

.image-editor-head-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.image-editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-primary);
}

.image-editor-tool-group {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-secondary);
}

.image-editor-tool-group button {
  min-height: 30px;
  border: 0;
  border-radius: 7px;
  padding: 0 12px;
  color: var(--text-primary);
  background: transparent;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.image-editor-tool-group button:hover {
  background: var(--bg-tertiary);
}

.image-editor-tool-group button.active {
  color: #ffffff;
  background: var(--accent-color);
}

.image-editor-input {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  color: var(--text-secondary);
}

.image-editor-input input[type="color"] {
  width: 36px;
  height: 30px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0;
  background: transparent;
  cursor: pointer;
}

.image-editor-input input[type="range"] {
  width: 140px;
}

.image-editor-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 0;
  padding: 16px;
  background: var(--bg-primary);
  overflow: auto;
}

.image-editor-stage canvas {
  display: block;
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
  touch-action: none;
}

.image-editor-crop-rect {
  position: absolute;
  border: 2px dashed var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 14%, transparent);
  pointer-events: none;
}

.advanced-settings {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-primary);
}

.advanced-settings summary {
  min-height: 40px;
  padding: 11px 12px;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 900;
}

.service-settings {
  display: grid;
  gap: 10px;
  padding: 0 12px 12px;
}

.service-setting-card {
  display: grid;
  gap: 10px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  background: var(--bg-secondary);
}

.service-setting-card h3 {
  margin: 0;
  font-size: 14px;
}

.service-setting-card p {
  margin: -2px 0 0;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 800;
  line-height: 1.45;
}

@media (max-width: 900px) {
  .header-center { display: none; }

  .floating-toolbar {
    top: auto;
    left: 12px;
    bottom: 150px;
    transform: none;
  }
}

@media (max-width: 620px) {
  .project-home-header {
    align-items: stretch;
    flex-direction: column;
    padding: 18px 16px;
  }

  .project-home-actions {
    justify-content: stretch;
  }

  .project-home-actions button {
    flex: 1;
  }

  .project-home-main {
    padding: 16px;
  }

  .app-header {
    padding: 0 10px;
  }

  .project-button {
    max-width: 170px;
  }

  .header-right .icon-button:first-child {
    display: none;
  }

  .floating-toolbar {
    grid-auto-flow: column;
    grid-template-columns: none;
    left: 10px;
    right: 10px;
    bottom: 12px;
    justify-content: center;
  }

  .toolbar-separator {
    width: 1px;
    height: 32px;
    margin: 0 2px;
  }

  .template-panel {
    left: 10px;
    right: 10px;
    bottom: 76px;
    width: auto;
  }

  .bottom-controls {
    display: none;
  }

  .node-menu {
    left: 14px;
    top: auto;
    bottom: 82px;
    transform: none;
  }
}

/* ===== Settings modal (providers) ===== */
.settings-modal {
  width: min(820px, calc(100vw - 32px));
  max-height: calc(100vh - 64px);
  padding: 0;
}

.settings-form {
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 64px);
}

.settings-form .modal-head {
  padding: 18px 24px 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.settings-tabs {
  display: flex;
  gap: 6px;
  padding: 0 24px;
  border-bottom: 1px solid var(--border-color);
}

.settings-tab {
  background: transparent;
  border: none;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.settings-tab.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent, #6366f1);
  font-weight: 600;
}

.settings-tab:hover {
  color: var(--text-primary);
}

.settings-body {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.settings-provider-list {
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.settings-list-head {
  padding: 14px 16px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.settings-list-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.settings-list-add {
  font-size: 12px;
  padding: 4px 10px;
}

.settings-list {
  list-style: none;
  margin: 0;
  padding: 0 8px 16px;
  overflow-y: auto;
  flex: 1;
}

.settings-list-item {
  border-radius: 8px;
  margin-bottom: 4px;
}

.settings-list-item.active {
  background: var(--bg-tertiary, rgba(99, 102, 241, 0.12));
}

.settings-list-pick {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 10px 12px;
  cursor: pointer;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-radius: 8px;
}

.settings-list-pick:hover {
  background: rgba(99, 102, 241, 0.08);
}

.settings-list-name {
  font-size: 13px;
  font-weight: 600;
}

.settings-list-meta {
  font-size: 11px;
  color: var(--text-secondary);
}

.settings-default-tag {
  display: inline-block;
  font-size: 10px;
  padding: 1px 6px;
  background: var(--accent, #6366f1);
  color: #fff;
  border-radius: 8px;
  margin-left: 6px;
  vertical-align: middle;
}

.settings-list-empty,
.settings-editor-empty,
.settings-models-empty {
  padding: 16px;
  color: var(--text-secondary);
  font-size: 13px;
  text-align: center;
}

.settings-provider-editor {
  padding: 16px 24px;
  overflow-y: auto;
}

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

.settings-editor-head h3 {
  margin: 0;
  font-size: 15px;
}

.settings-editor-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.settings-provider-editor label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}

.settings-provider-editor label > span {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 600;
}

.settings-provider-editor input,
.settings-provider-editor select {
  width: 100%;
  padding: 8px 10px;
  font-size: 13px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: inherit;
}

.settings-key-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.settings-key-row input {
  flex: 1;
}

.settings-key-row button {
  white-space: nowrap;
  font-size: 12px;
  padding: 6px 10px;
}

.settings-models {
  margin-top: 8px;
}

.settings-models-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

.settings-models-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.settings-models-table th {
  text-align: left;
  padding: 6px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 11px;
}

.settings-models-table td {
  padding: 4px;
}

.settings-models-table input {
  width: 100%;
  padding: 6px 8px;
  font-size: 12px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-primary);
  color: var(--text-primary);
}

.icon-button.danger,
.ghost-button.danger {
  color: #dc2626;
}

.icon-button.danger:hover,
.ghost-button.danger:hover {
  background: rgba(220, 38, 38, 0.1);
}

.settings-form .modal-actions {
  padding: 12px 24px 18px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

@media (max-width: 720px) {
  .settings-body {
    grid-template-columns: 1fr;
  }
  .settings-provider-list {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    max-height: 200px;
  }
}

/* ===== 3D 模型预览节点 ===== */
.model3d-empty {
  cursor: pointer;
}
.model3d-empty .image-drop-hint {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 0.3px;
}
.node-row.model3d-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-secondary);
  padding: 6px 2px 2px;
}
.node-row.model3d-meta span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 60%;
}
.node-row.model3d-meta b {
  color: var(--accent-color);
  font-weight: 600;
}

/* 可灵 CLI OAuth 与动态能力 */
.kling-status-card {
  display: grid;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--panel) 90%, #f59e0b 10%);
}

.kling-status-card.connected {
  border-color: color-mix(in srgb, #22c55e 48%, var(--border));
  background: color-mix(in srgb, var(--panel) 91%, #22c55e 9%);
}

.kling-status-line,
.kling-status-meta,
.kling-settings-actions,
.kling-node-head {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}

.kling-status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #f59e0b;
  box-shadow: 0 0 0 4px color-mix(in srgb, #f59e0b 16%, transparent);
}

.kling-status-card.connected .kling-status-dot {
  background: #22c55e;
  box-shadow: 0 0 0 4px color-mix(in srgb, #22c55e 16%, transparent);
}

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

.kling-status-meta span {
  padding: 4px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--panel) 70%, var(--border));
}

.kling-settings-actions {
  margin: 14px 0;
}

.kling-settings-error {
  color: #dc2626;
  font-size: 12px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.kling-model-list {
  display: grid;
  gap: 7px;
  max-height: 260px;
  overflow: auto;
}

.kling-model-list > div {
  display: grid;
  grid-template-columns: minmax(100px, .8fr) minmax(140px, 1fr);
  gap: 4px 10px;
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 9px;
}

.kling-model-list code,
.kling-model-list span {
  color: var(--muted);
  font-size: 11px;
  overflow-wrap: anywhere;
}

.kling-model-list span {
  grid-column: 1 / -1;
}

.kling-node-panel {
  display: grid;
  gap: 7px;
  margin: 8px 0;
  padding: 9px;
  border: 1px solid color-mix(in srgb, #f59e0b 38%, var(--border));
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel) 94%, #f59e0b 6%);
}

.kling-node-head {
  justify-content: space-between;
  font-size: 11px;
  color: #b45309;
}

.kling-node-head small {
  color: var(--muted);
}

.kling-param-row {
  margin: 0;
}

.kling-param-row > span {
  max-width: 112px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kling-param-row input,
.kling-param-row select {
  min-width: 0;
  flex: 1;
}

/* 3D 取景浮层（独立于画布 world，避免被 render() 全量重建冲掉） */
.model3d-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 20, 30, 0.55);
  backdrop-filter: blur(2px);
}
.model3d-dialog {
  width: min(880px, 92vw);
  height: min(680px, 88vh);
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.model3d-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}
.model3d-title {
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.model3d-close {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  padding: 2px 8px;
  border-radius: 6px;
}
.model3d-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}
.model3d-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  background:
    repeating-conic-gradient(#00000008 0% 25%, transparent 0% 50%) 50% / 24px 24px,
    var(--bg-tertiary);
  touch-action: none;
}
.model3d-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 14px;
  pointer-events: none;
}
.model3d-foot {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}
.model3d-ctl {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}
.model3d-ctl select {
  padding: 5px 8px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--text-primary);
}
.model3d-fov input[type="range"] {
  width: 140px;
}
.model3d-fov span {
  min-width: 52px;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
}
.model3d-hint {
  font-size: 12px;
  color: var(--text-tertiary);
}
.model3d-panbtn.active {
  border-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 14%, transparent);
  color: var(--accent-color);
}
.model3d-viewbtn.free {
  background: var(--purple);
}

/* 快速切换 API 平台浮层 */
.provider-switch-overlay {
  position: fixed;
  inset: 0;
  z-index: 2100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 20, 30, 0.5);
  backdrop-filter: blur(2px);
}
.provider-switch-card {
  width: min(420px, 92vw);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.provider-switch-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  color: var(--text-primary);
}
.provider-switch-body {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ps-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.ps-row > span {
  font-size: 13px;
  color: var(--text-secondary);
}
.ps-row select {
  flex: 1;
  max-width: 60%;
  padding: 6px 8px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--text-primary);
}
.ps-empty {
  font-size: 12px;
  color: var(--text-tertiary);
}
.provider-switch-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
}
.ps-hint {
  font-size: 12px;
  color: var(--text-tertiary);
}

/* 场景搭建：添加零件竖条（左上） + gizmo 工具条（右上），浮在 canvas 上 */
.model3d-tools,
.model3d-gizmo {
  position: absolute;
  z-index: 5;
  top: 10px;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 7px;
  background: color-mix(in srgb, var(--bg-secondary) 86%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  backdrop-filter: blur(4px);
}
.model3d-tools {
  left: 10px;
  flex-direction: column;
  align-items: stretch;
}
.model3d-gizmo {
  right: 10px;
}
.m3d-tools-title {
  font-size: 11px;
  color: var(--text-tertiary);
  text-align: center;
  margin-bottom: 2px;
}
.model3d-tools button,
.model3d-gizmo button {
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  padding: 4px 10px;
  line-height: 1.4;
}
.model3d-tools button {
  width: 36px;
  height: 32px;
  font-size: 17px;
  align-self: center;
}
.model3d-tools button:hover,
.model3d-gizmo button:hover {
  border-color: var(--accent-color);
}
.model3d-gizmo button.active {
  border-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 16%, transparent);
  color: var(--accent-color);
}
.m3d-sep {
  width: 1px;
  height: 18px;
  background: var(--border-color);
  margin: 0 2px;
}
.model3d-head-actions {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}
.model3d-dialog.fullscreen {
  width: 100vw;
  height: 100vh;
  max-width: none;
  max-height: none;
  border-radius: 0;
}
/* 取景视角的比例黑边遮罩：中心透出取景窗，四周半透明黑 */
.model3d-mask {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  overflow: hidden;
}
.model3d-mask-window {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  outline: 1px solid rgba(255, 255, 255, 0.45);
  /* box-shadow（外圈黑遮罩）由 JS 按透明度设置 */
}
.model3d-maskctl input[type="range"] {
  width: 96px;
}
/* DCC 式右侧停靠面板：上 Outliner（对象列表）+ 下 Properties（属性） */
.model3d-body {
  display: flex;
  flex: 1;
  min-height: 0;
}
.model3d-body .model3d-stage {
  flex: 1;
  min-width: 0;
}
.model3d-side {
  width: 224px;
  flex: none;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--border-color);
  background: var(--bg-secondary);
}
.model3d-side-title {
  padding: 9px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
}
.model3d-outliner {
  flex: 1;
  overflow: auto;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.m3d-obj {
  display: flex;
  align-items: center;
  gap: 7px;
  width: 100%;
  text-align: left;
  border: none;
  background: none;
  color: var(--text-primary);
  font-size: 12px;
  padding: 5px 8px;
  border-radius: 6px;
  cursor: pointer;
}
.m3d-obj:hover { background: var(--bg-tertiary); }
.m3d-obj.active {
  background: color-mix(in srgb, var(--accent-color) 16%, transparent);
  color: var(--accent-color);
}
.m3d-obj-ico { width: 14px; text-align: center; color: var(--text-tertiary); }
.m3d-obj.active .m3d-obj-ico { color: var(--accent-color); }
.model3d-props {
  border-top: 1px solid var(--border-color);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  max-height: 48%;
  overflow: auto;
}
.m3d-insp-title { font-size: 12px; font-weight: 600; color: var(--text-primary); }
.model3d-props label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}
.model3d-props label input[type="range"] { flex: 1; min-width: 0; }
.model3d-props label b {
  min-width: 26px;
  text-align: right;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}
.model3d-props input[type="color"],
.model3d-ctl input[type="color"] {
  width: 38px;
  height: 22px;
  padding: 0;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  background: none;
  cursor: pointer;
}
.m3d-insp-note { font-size: 10px; color: var(--text-tertiary); }
.model3d-actions {
  margin-left: auto;
  display: inline-flex;
  gap: 8px;
}
@media (max-width: 640px) {
  .model3d-hint { display: none; }
  .model3d-actions { margin-left: 0; }
}