* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
  scroll-padding-top: var(--topbar-height);
  background: var(--paper);
  scroll-behavior: smooth;
  scrollbar-color: #c6b9a8 var(--paper);
  scrollbar-width: thin;
}

body {
  min-width: 320px;
  min-height: 100svh;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: #e6c5ae;
  color: #30251f;
}

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

button {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
textarea:focus-visible,
input:focus-visible,
.canvas-viewport:focus-visible,
.canvas-node:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 2px;
}

.app-shell {
  display: grid;
  min-height: 100svh;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  height: 100svh;
  min-height: 600px;
  flex-direction: column;
  padding: 30px 20px 22px;
  border-right: 1px solid var(--line);
  background: var(--paper-tint);
}

.brand-lockup {
  display: flex;
  min-height: 66px;
  flex-direction: column;
  justify-content: center;
  margin-bottom: 56px;
  color: inherit;
  text-decoration: none;
}

.brand-name {
  font-size: 23px;
  font-weight: 750;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.brand-name span {
  margin-left: 4px;
  color: var(--clay);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 21px;
  font-style: italic;
  font-weight: 600;
  letter-spacing: -0.045em;
}

.brand-caption {
  margin-top: 5px;
  color: var(--ink-muted);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.sidebar-section-label {
  margin: 0 0 12px 10px;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.09em;
}

.workspace-nav {
  display: grid;
  gap: 7px;
}

.nav-item {
  display: flex;
  min-height: 48px;
  align-items: center;
  gap: 12px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  text-align: left;
  transition: background-color 150ms ease-out, color 150ms ease-out, border-color 150ms ease-out;
}

.nav-item svg,
.button svg {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.nav-item:hover {
  border-color: #e5dacb;
  background: #f8f3eb;
  color: var(--ink);
}

.nav-item.is-active {
  border-color: #e5d2c2;
  background: #f8eee4;
  color: #783f2c;
  font-weight: 650;
}

.sidebar-bottom {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: auto;
  padding: 16px 0 2px;
  border-top: 1px solid var(--line);
}

.config-entry {
  width: 100%;
  justify-content: flex-start;
  color: var(--ink-soft);
}

.config-entry.is-active {
  border-color: #e5d2c2;
  background: #f8eee4;
  color: #783f2c;
  font-weight: 650;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--moss);
}

.workspace-shell {
  min-width: 0;
}

.topbar {
  display: flex;
  position: sticky;
  z-index: 10;
  top: 0;
  height: var(--topbar-height);
  align-items: center;
  justify-content: space-between;
  padding: 0 42px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-muted);
  font-size: 14px;
}

.breadcrumb strong {
  color: var(--ink);
  font-weight: 650;
}

.breadcrumb-slash {
  color: #b9ad9f;
}

.mode-chip {
  display: flex;
  min-height: 34px;
  align-items: center;
  gap: 8px;
  padding: 0 11px;
  border: 1px solid #d9dfd5;
  border-radius: 99px;
  background: #f4f7f1;
  color: #485a49;
  font-size: 12px;
  font-weight: 600;
}

.mode-chip.is-ready {
  border-color: var(--moss-line);
  background: var(--moss-soft);
  color: var(--moss-ink);
}

.mode-chip .status-dot {
  width: 7px;
  height: 7px;
}

main {
  width: 100%;
}

.workspace-view {
  width: min(100%, 1510px);
  margin-inline: auto;
  padding: 44px 42px 64px;
}

.workspace-view[hidden] {
  display: none;
}

.workspace-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--clay);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  margin: 0;
  font-size: clamp(29px, 3vw, 38px);
  font-weight: 720;
  line-height: 1.14;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.heading-description {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.demo-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 3px;
  color: var(--ink-muted);
  font-size: 13px;
  white-space: nowrap;
}

.demo-note .status-dot {
  width: 7px;
  height: 7px;
}

.studio-grid {
  display: grid;
  align-items: stretch;
  gap: 22px;
  grid-template-columns: minmax(300px, 0.78fr) minmax(0, 1.42fr);
}

.form-panel,
.result-panel {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--panel);
}

.form-panel {
  padding: 24px;
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 19px;
  border-bottom: 1px solid #ebe5dc;
}

.panel-heading h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 680;
  line-height: 1.3;
}

.panel-heading p {
  margin: 5px 0 0;
  color: var(--ink-muted);
  font-size: 13px;
}

.creation-form {
  display: flex;
  flex-direction: column;
  padding-top: 21px;
}

.creation-form > label,
.ratio-field legend {
  margin: 0 0 9px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
}

.creation-form textarea,
.node-content {
  width: 100%;
  resize: vertical;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: #fffefa;
  color: var(--ink);
}

.creation-form select {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: #fffefa;
  color: var(--ink);
}

.creation-form textarea {
  min-height: 170px;
  padding: 14px;
  line-height: 1.6;
}

.text-field {
  width: 100%;
  min-height: 44px;
  margin: 0 0 18px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: #fffefa;
}

textarea::placeholder {
  color: #776e63;
  opacity: 1;
}

.field-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 7px;
  color: var(--ink-muted);
  font-size: 12px;
}

.creation-config-row {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 15px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--paper-tint);
}

.creation-config-row p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 13px;
}

.creation-config-row strong {
  margin-left: 5px;
  color: var(--ink);
  font-weight: 700;
}

.generation-options-grid {
  display: grid;
  gap: 12px;
  margin-top: 17px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.video-config-summary {
  min-height: 68px;
  margin-top: 15px;
  padding-block: 9px;
}

.video-config-summary-copy {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.video-config-summary-copy p {
  overflow-wrap: anywhere;
}

.video-config-summary-copy p + p {
  font-size: 12px;
}

.video-output-column {
  display: grid;
  min-width: 0;
  gap: 16px;
}

.video-form-panel {
  min-height: 0;
}

.video-form-panel .creation-form > label:not(.video-spec-field) {
  margin-top: 17px;
}

.video-form-panel .creation-form > label:first-of-type {
  margin-top: 0;
}

.video-page-specs {
  display: grid;
  gap: 16px;
  margin-top: 22px;
  padding-top: 21px;
  border-top: 1px solid #ebe5dc;
}

.video-page-ratio-field {
  margin: 0;
}

.video-spec-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 1fr;
}

.video-spec-field {
  display: grid;
  min-width: 0;
  gap: 7px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 650;
}

.video-spec-field select {
  margin: 0;
}

.video-page-price {
  margin-top: 0;
  border-color: #d6e0d1;
  background: #f2f6ee;
}

.video-history-panel {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--panel);
}

.video-history-panel .panel-heading {
  padding: 20px 24px 16px;
}

.video-history-list {
  display: grid;
  gap: 9px;
  padding: 14px 24px 20px;
}

.video-history-empty {
  margin: 0;
  padding: 13px 14px;
  border: 1px dashed #d9d0c4;
  border-radius: 9px;
  color: var(--ink-muted);
  font-size: 13px;
  text-align: center;
}

.video-history-item {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 13px;
  padding: 11px 12px;
  border: 1px solid #ebe5dc;
  border-radius: 9px;
  background: #fffefa;
}

.video-history-copy {
  min-width: 0;
}

.video-history-prompt,
.video-history-meta {
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.video-history-prompt {
  color: var(--ink-soft);
  font-size: 13px;
}

.video-history-meta {
  margin-top: 4px;
  color: var(--ink-muted);
  font-size: 11px;
}

.video-history-status {
  display: inline-flex;
  min-height: 25px;
  flex: 0 0 auto;
  align-items: center;
  padding: 0 8px;
  border-radius: 99px;
  background: #f3eee8;
  color: var(--ink-muted);
  font-size: 11px;
  white-space: nowrap;
}

.video-history-status.is-pending {
  background: #fbf0e6;
  color: #81462e;
}

.video-history-status.is-complete {
  background: #eef4ea;
  color: #465b48;
}

.video-history-status.is-error {
  background: #fbefeb;
  color: #873e31;
}

.video-price-estimate {
  display: grid;
  gap: 4px;
  margin-top: 15px;
  padding: 12px 14px;
  border: 1px solid #e5ddd2;
  border-radius: 9px;
  background: #fbf8f1;
}

.video-price-estimate > span {
  color: var(--ink-muted);
  font-size: 12px;
}

.video-price-estimate > strong {
  color: var(--ink);
  font-size: 18px;
  font-variant-numeric: tabular-nums;
}

.video-price-estimate > p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.5;
}

.settings-shortcut {
  min-height: 40px;
  padding: 0 2px;
  border: 0;
  background: transparent;
  color: var(--clay);
  cursor: pointer;
  font-size: 13px;
  font-weight: 650;
  white-space: nowrap;
}

.settings-shortcut:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.ratio-field {
  min-width: 0;
  margin: 22px 0 0;
  padding: 0;
  border: 0;
}

.ratio-field legend {
  width: 100%;
  padding: 0;
}

.ratio-field legend span {
  margin-left: 5px;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 450;
}

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

.ratio-option {
  position: relative;
  display: block;
  min-width: 0;
  cursor: pointer;
}

.ratio-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
}

.ratio-option span {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fffefa;
  color: var(--ink-soft);
  font-size: 13px;
  transition: background-color 140ms ease-out, border-color 140ms ease-out, color 140ms ease-out;
}

.ratio-option input:checked + span {
  border-color: var(--clay);
  background: var(--clay-soft);
  color: #733e2b;
  font-weight: 650;
}

.ratio-option input:focus-visible + span {
  outline: 2px solid var(--clay);
  outline-offset: 2px;
}

.ratio-option:hover span {
  border-color: #b79178;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 17px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  cursor: pointer;
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
  transition: background-color 140ms ease-out, border-color 140ms ease-out, color 140ms ease-out, opacity 140ms ease-out;
}

.button-primary {
  background: var(--clay);
  color: #fffaf4;
}

.button-primary:hover {
  background: var(--clay-hover);
}

.button-primary:active,
.button-secondary:active,
.tool-button:active,
.zoom-button:active {
  transform: scale(0.98);
}

.button-primary:disabled {
  background: #9d8678;
  cursor: wait;
}

.submit-button {
  width: 100%;
  margin-top: 24px;
}

.form-feedback {
  min-height: 24px;
  margin: 9px 0 -2px;
  color: var(--moss);
  font-size: 13px;
}

.form-feedback.is-error {
  color: var(--danger);
}

.form-feedback.is-pending {
  color: var(--clay);
}

.completion-mark {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid #c9d8c4;
  border-radius: 50%;
  background: #eef4ea;
}

.completion-mark::after {
  width: 10px;
  height: 17px;
  border-right: 2px solid #465b48;
  border-bottom: 2px solid #465b48;
  content: "";
  transform: translateY(-2px) rotate(45deg);
}

.completion-mark.pending-mark {
  border-color: #756b60;
  background: #393530;
}

.completion-mark.pending-mark::after {
  width: 15px;
  height: 15px;
  border: 2px solid #e3b494;
  border-right-color: transparent;
  border-radius: 50%;
  transform: none;
  animation: video-spin 900ms linear infinite;
}

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

.result-panel {
  display: flex;
  min-height: 550px;
  flex-direction: column;
}

.result-heading {
  align-items: center;
  padding: 22px 24px 18px;
}

.result-state {
  display: inline-flex;
  min-height: 29px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid #e4ddd2;
  border-radius: 99px;
  background: #f7f3ec;
  color: var(--ink-muted);
  font-size: 12px;
  white-space: nowrap;
}

.result-state.is-pending {
  border-color: #dfc0a9;
  background: #fbf0e6;
  color: #81462e;
}

.result-state.is-complete {
  border-color: #d2ddcf;
  background: #eef4ea;
  color: #465b48;
}

.result-state.is-error {
  border-color: #e1c1b9;
  background: #fbefeb;
  color: #873e31;
}

.result-stage {
  display: flex;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 20px 24px 18px;
  padding: 28px;
  border-radius: 12px;
  background: #eee8de;
  text-align: center;
}

.result-stage h3 {
  margin: 17px 0 0;
  font-size: 16px;
  font-weight: 650;
}

.result-stage > p {
  max-width: 360px;
  margin: 7px 0 0;
  color: var(--ink-muted);
  font-size: 13px;
}

.generated-media {
  display: block;
  width: min(100%, 720px);
  max-height: 540px;
  margin: 0 auto 18px;
  border-radius: 12px;
  object-fit: contain;
  background: #eee8df;
}

.image-result-single,
.image-result-grid {
  width: 100%;
}

.image-result-grid {
  display: grid;
  align-items: start;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
}

.image-result-single .image-result-media {
  width: min(100%, 720px);
}

.image-result-grid .image-result-media {
  width: 100%;
  max-height: 360px;
  margin: 0;
}

.text-result-stage {
  min-height: 360px;
  margin: 20px 24px 18px;
  padding: 26px;
  border-radius: 12px;
  background: #fbf8f1;
  color: var(--ink-soft);
}

.text-result-stage > p {
  margin: 0;
  color: var(--ink-muted);
}

.text-result-content {
  white-space: pre-wrap;
  line-height: 1.75;
}

.config-layout {
  display: grid;
  align-items: start;
  gap: 22px;
  grid-template-columns: minmax(0, 1fr);
}

.config-form {
  display: flex;
  flex-direction: column;
  padding-top: 21px;
}

.config-form > label,
.config-field > span {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
}

.config-form input,
.config-form select {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: #fffefa;
}

.config-channels {
  display: grid;
  gap: 16px;
}

.config-alert {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 16px;
  padding: 10px 12px;
  border: 1px solid #e9c484;
  border-radius: 9px;
  background: #fff8e8;
  color: #7a5123;
  font-size: 12px;
  line-height: 1.5;
}

.config-alert-icon {
  display: inline-grid;
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
}

.config-channel {
  min-width: 0;
  padding: 20px;
  border: 1px solid #e5ddd2;
  border-radius: 12px;
  background: #fffefa;
}

.config-channel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 17px;
}

.config-channel-heading h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
}

.config-channel-heading p {
  margin: 3px 0 0;
  color: var(--ink-muted);
  font-size: 12px;
}

.channel-pull-button {
  min-height: 37px;
  padding-inline: 12px;
}

.config-channel-fields {
  display: grid;
  align-items: start;
  gap: 15px 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.config-channel-fields .config-field > span,
.config-channel-fields .config-field > label > span {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 620;
}

.config-channel-fields input,
.config-channel-fields select {
  min-height: 43px;
}

.config-channel-fields input[readonly] {
  background: #f7f3ec;
  color: var(--ink-soft);
  cursor: default;
}

.secret-input {
  display: flex;
  min-width: 0;
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: #fffefa;
}

.secret-input input {
  min-width: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.secret-toggle {
  min-width: 47px;
  min-height: 41px;
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  cursor: pointer;
  font-size: 12px;
}

.secret-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-top: 5px;
}

.secret-meta p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 11px;
}

.text-button {
  padding: 2px 0;
  border: 0;
  background: transparent;
  color: var(--clay);
  cursor: pointer;
  font-size: 12px;
  white-space: nowrap;
}

.text-button:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.config-channel-models {
  margin-top: 17px;
  padding-top: 16px;
  border-top: 1px solid #eee8df;
}

.config-model-row {
  display: grid;
  align-items: end;
  gap: 15px 18px;
  grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.7fr);
}

.config-model-picker-field {
  min-width: 0;
}

.config-control-label {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 620;
}

.model-picker {
  position: relative;
  min-width: 0;
}

.model-picker > summary {
  display: flex;
  min-height: 43px;
  align-items: center;
  gap: 6px;
  overflow: hidden;
  padding: 5px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: #fffefa;
  cursor: pointer;
  list-style: none;
}

.model-picker > summary::-webkit-details-marker {
  display: none;
}

.model-picker > summary::after {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  margin-left: auto;
  border-right: 1.5px solid var(--ink-muted);
  border-bottom: 1.5px solid var(--ink-muted);
  content: "";
  transform: translateY(-2px) rotate(45deg);
}

.model-chip {
  display: inline-flex;
  max-width: 42%;
  min-height: 27px;
  align-items: center;
  overflow: hidden;
  padding: 0 8px;
  border-radius: 6px;
  background: #f0ece6;
  color: var(--ink-soft);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.model-picker-empty {
  color: var(--ink-muted);
  font-size: 13px;
}

.model-options {
  display: grid;
  max-height: 230px;
  gap: 2px;
  overflow: auto;
  margin-top: 5px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fffefa;
  box-shadow: 0 10px 24px rgb(55 42 31 / 9%);
}

.model-option {
  display: flex;
  min-width: 0;
  min-height: 39px;
  align-items: center;
  gap: 10px;
  padding: 0 8px;
  border-radius: 6px;
  color: var(--ink-soft);
  cursor: pointer;
  font-size: 13px;
}

.model-option:hover {
  background: var(--paper-tint);
}

.config-form .model-option input {
  width: 16px;
  min-width: 16px;
  min-height: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--clay);
}

.model-option span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.model-options-empty {
  margin: 7px;
  color: var(--ink-muted);
  font-size: 12px;
}

.model-add-row {
  display: grid;
  align-items: end;
  gap: 7px;
  margin-top: 13px;
  grid-template-columns: minmax(145px, 0.24fr) minmax(0, 1fr);
}

.model-add-row > div {
  display: flex;
  gap: 8px;
}

.model-add-row input {
  min-width: 0;
}

.model-add-row .button {
  min-height: 43px;
  flex: 0 0 auto;
}

.channel-feedback {
  min-height: 19px;
  margin: 7px 0 0;
  color: var(--moss);
  font-size: 12px;
}

.channel-feedback.is-error {
  color: var(--danger);
}

.channel-feedback.is-pending {
  color: var(--clay);
}

.config-field-note {
  margin: 9px 0 0;
  color: var(--ink-muted);
  font-size: 12px;
}

.config-section {
  margin-top: 28px;
  padding-top: 23px;
  border-top: 1px solid #ebe5dc;
}

.config-section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 15px;
}

.config-section-heading h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 680;
}

.config-section-heading span {
  color: var(--ink-muted);
  font-size: 12px;
}

.config-video-grid,
.config-ratio-grid {
  display: grid;
  gap: 13px;
}

.config-video-grid {
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
}

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

.config-ratio-field {
  min-width: 0;
  margin: 0;
}

.config-ratio-field legend {
  margin-bottom: 9px;
  font-size: 13px;
}

.config-field {
  min-width: 0;
}

.config-field > span {
  margin-bottom: 7px;
  color: var(--ink-soft);
  font-size: 12px;
}

.config-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 23px;
}

.video-check-button {
  margin-top: 16px;
}

.result-foot {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0 24px;
  border-top: 1px solid #ebe5dc;
  color: var(--ink-muted);
  font-size: 12px;
}

.empty-composition {
  position: relative;
  width: 136px;
  height: 114px;
}

.composition-sheet {
  position: absolute;
  width: 82px;
  height: 100px;
  border: 1px solid #c8b9a7;
  border-radius: 7px;
  background: #faf6ef;
}

.sheet-back {
  top: 2px;
  left: 28px;
  transform: rotate(8deg);
  background: #e4d6c5;
}

.sheet-front {
  top: 7px;
  left: 17px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 16px 13px;
  transform: rotate(-5deg);
}

.sheet-line {
  width: 48px;
  height: 4px;
  margin-top: 8px;
  border-radius: 3px;
  background: #cabba9;
}

.sheet-line.line-short {
  width: 27px;
  height: 7px;
  margin-top: 0;
  background: var(--clay);
}

.sheet-block {
  width: 54px;
  height: 34px;
  margin-top: 11px;
  border-radius: 4px;
  background: #d7c2aa;
}

.composition-swatch {
  position: absolute;
  right: 5px;
  bottom: 11px;
  width: 22px;
  height: 22px;
  border: 3px solid #eee8de;
  border-radius: 50%;
  background: var(--clay);
}

.video-stage {
  background: #292622;
  color: var(--canvas-text);
}

.video-stage h3 {
  color: var(--canvas-text);
}

.video-stage > p {
  color: #d0c6b8;
}

.video-frame {
  display: grid;
  width: min(100%, 410px);
  aspect-ratio: 16 / 9;
  place-items: center;
  border: 1px solid #524c42;
  border-radius: 10px;
  background: #34302a;
}

.video-frame svg {
  width: 48px;
  height: 48px;
  fill: none;
  stroke: #c9a88d;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.canvas-view {
  padding-top: 37px;
}

.canvas-heading {
  align-items: center;
  margin-bottom: 23px;
}

.canvas-actions {
  display: flex;
  align-items: center;
  gap: 9px;
}

.button-secondary {
  border-color: var(--line-strong);
  background: var(--panel);
  color: var(--ink);
}

.button-secondary:hover {
  border-color: #b9a48f;
  background: #f9f3ea;
}

.save-button {
  min-width: 130px;
}

.canvas-panel {
  overflow: hidden;
  border: 1px solid #514b41;
  border-radius: var(--radius-panel);
  background: var(--canvas);
  color: var(--canvas-text);
}

.canvas-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
  min-height: 58px;
  gap: 12px;
  padding: 7px 14px;
  border-bottom: 1px solid var(--canvas-line);
  background: #2c2924;
}

.add-node-group,
.canvas-zoom-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
}

.toolbar-label {
  margin-right: 4px;
  color: #c5baab;
  font-size: 12px;
}

.tool-button,
.zoom-button {
  display: inline-flex;
  min-width: 44px;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  padding: 0 11px;
  border: 1px solid #665f53;
  border-radius: 8px;
  background: #37332d;
  color: #f1e9df;
  cursor: pointer;
  font-size: 13px;
  transition: background-color 140ms ease-out, border-color 140ms ease-out, transform 120ms ease-out;
}

.tool-button:hover,
.zoom-button:hover {
  border-color: #ad8a70;
  background: #433b32;
}

.zoom-button {
  width: 40px;
  min-width: 40px;
  padding: 0;
  font-size: 19px;
}

.canvas-zoom-controls > span {
  min-width: 45px;
  color: #ded3c4;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.reset-view {
  margin-left: 2px;
  padding-inline: 12px;
}

.canvas-viewport {
  position: relative;
  height: min(68vh, 670px);
  min-height: 460px;
  overflow: hidden;
  background-color: #24221e;
  background-image:
    linear-gradient(to right, rgba(213, 195, 171, 0.075) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(213, 195, 171, 0.075) 1px, transparent 1px);
  background-position: -1px -1px;
  background-size: 28px 28px;
  touch-action: none;
  user-select: none;
}

.canvas-empty-state {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  display: grid;
  gap: 7px;
  width: min(360px, calc(100% - 32px));
  padding: 20px 24px;
  border: 1px solid #514b41;
  border-radius: 12px;
  background: rgba(48, 45, 40, 0.92);
  color: #d9cfc2;
  text-align: center;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.canvas-empty-state[hidden] {
  display: none;
}

.canvas-empty-state strong {
  color: #f3e9dd;
  font-size: 15px;
}

.canvas-empty-state span {
  font-size: 12px;
  line-height: 1.5;
}

.canvas-viewport.is-panning {
  cursor: grabbing;
}

.canvas-world {
  position: absolute;
  top: 0;
  left: 0;
  width: 2200px;
  height: 1400px;
  transform-origin: 0 0;
  will-change: transform;
}

.canvas-connections {
  position: absolute;
  z-index: 0;
  inset: 0 auto auto 0;
  width: 2200px;
  height: 1400px;
  overflow: visible;
  pointer-events: none;
}

.connection-path {
  fill: none;
  stroke: #c49b79;
  stroke-width: 2.5;
  filter: drop-shadow(0 0 4px rgba(196, 155, 121, 0.24));
  pointer-events: stroke;
  cursor: pointer;
}

.connection-preview {
  stroke: #ded0bd;
  stroke-dasharray: 6 7;
  opacity: 0.78;
  pointer-events: none;
}

.canvas-node {
  position: absolute;
  z-index: 1;
  width: 250px;
  overflow: visible;
  border: 1px solid #756c5e;
  border-radius: 12px;
  background: #302d28;
  color: var(--canvas-text);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
  cursor: default;
  touch-action: none;
  user-select: text;
}

.canvas-node.prompt-node {
  border-color: #8f755f;
}

.canvas-node.image-node {
  border-color: #78836f;
}

.canvas-node.video-node {
  border-color: #807491;
}

.canvas-node.text-node { border-color: #867b62; }
.canvas-node.imagePreview-node { border-color: #78836f; }
.canvas-node.videoPreview-node { border-color: #807491; }

.canvas-node.is-pending { border-color: #d3a86f; box-shadow: 0 0 0 1px rgba(211, 168, 111, 0.22), 0 12px 28px rgba(0, 0, 0, 0.2); }
.canvas-node.is-complete { border-color: #8eaa82; }
.canvas-node.is-error { border-color: #c97a68; }

.node-header {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  padding: 0 11px 0 14px;
  border-bottom: 1px solid #4b463e;
  cursor: grab;
}

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

.node-kind {
  color: #d1b39a;
  font-size: 12px;
  font-weight: 650;
}

.image-node .node-kind {
  color: #c1cfb6;
}

.video-node .node-kind {
  color: #c9bed9;
}

.node-remove {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: #c9bdae;
  cursor: pointer;
  font-size: 21px;
  line-height: 1;
}

.node-remove:hover {
  background: #494139;
  color: #fff7ee;
}

.node-remove svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.8;
}

.node-label {
  display: block;
  margin: 13px 14px 8px;
  color: #f5ece1;
  font-size: 14px;
  font-weight: 650;
}

.node-model-summary {
  overflow: hidden;
  margin: -2px 14px 8px;
  color: #b9ad9e;
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.node-content {
  display: block;
  min-height: 82px;
  margin: 0 12px;
  padding: 9px 10px;
  border-color: #514c43;
  background: #25231f;
  color: #eee5da;
  font-size: 13px;
  line-height: 1.55;
  touch-action: auto;
  user-select: text;
}

.node-output {
  display: block;
  max-height: 230px;
  overflow: auto;
  margin: 0 12px;
  padding: 9px 10px;
  border: 1px solid #514c43;
  border-radius: 7px;
  background: #25231f;
  color: #d9cfc2;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.node-image-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.node-image-gallery img,
.node-output video {
  display: block;
  width: 100%;
  max-height: 180px;
  border-radius: 5px;
  background: #181714;
  object-fit: contain;
}

.node-placeholder {
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: center;
  margin: 0 12px;
  border: 1px dashed #625b50;
  border-radius: 8px;
  color: #d2c6b8;
  font-size: 12px;
}

.node-footer {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  color: #c4b8a9;
  font-size: 12px;
}

.node-ports {
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
}

.canvas-port {
  position: absolute;
  top: 50%;
  width: 15px;
  height: 15px;
  padding: 0;
  border: 2px solid #c49676;
  border-radius: 50%;
  background: #25231f;
  box-shadow: 0 0 0 3px rgba(37, 35, 31, 0.9);
  cursor: crosshair;
  pointer-events: auto;
  transform: translateY(-50%);
}

.canvas-port:hover,
.canvas-port:focus-visible {
  border-color: #f3d0aa;
  background: #c49676;
  box-shadow: 0 0 0 4px rgba(196, 150, 118, 0.2);
}

.input-port { left: -8px; }
.output-port { right: -8px; }
.port-text { border-color: #c7ad7a; }
.port-image { border-color: #a9bb9d; }
.port-video { border-color: #b5a6c8; }

.canvas-port:focus-visible {
  outline: 2px solid #f3ece1;
  outline-offset: 2px;
}

.canvas-status-row {
  display: flex;
  min-height: 45px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 16px;
  border-top: 1px solid var(--canvas-line);
  color: #c7bcae;
  font-size: 12px;
}

#canvas-status {
  color: #dec4ae;
}

@media (max-width: 1120px) {
  .app-shell {
    grid-template-columns: var(--sidebar-compact-width) minmax(0, 1fr);
  }

  .sidebar {
    padding-inline: 16px;
  }

  .topbar {
    padding-inline: 30px;
  }

  .workspace-view {
    padding-inline: 30px;
  }

  .studio-grid {
    grid-template-columns: minmax(270px, 0.8fr) minmax(0, 1.2fr);
  }

  .form-panel {
    padding: 20px;
  }
}

@media (max-width: 820px) {
  :root {
    --topbar-height: 58px;
  }

  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .sidebar {
    position: static;
    width: 100%;
    height: auto;
    min-height: 0;
    padding: 17px 22px 12px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .brand-lockup {
    min-height: 52px;
    margin: 0 0 14px;
  }

  .sidebar-section-label {
    display: none;
  }

  .sidebar-bottom {
    display: flex;
    margin-top: 10px;
    padding: 10px 0 0;
    border-top: 1px solid var(--line);
  }

  .workspace-nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
  }

  .nav-item {
    justify-content: center;
    gap: 8px;
    padding-inline: 8px;
    white-space: nowrap;
  }

  .topbar {
    height: var(--topbar-height);
    padding-inline: 22px;
  }

  .workspace-view {
    padding: 34px 22px 48px;
  }

  .studio-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .config-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .form-panel {
    order: 0;
  }

  .result-panel {
    min-height: 430px;
    order: 1;
  }

  .result-stage {
    min-height: 260px;
  }

  .canvas-view {
    padding-top: 30px;
  }
}

@media (max-width: 560px) {
  .generation-options-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .video-config-summary {
    align-items: flex-start;
  }

  :root {
    --topbar-height: 52px;
  }

  .sidebar {
    padding: 12px 12px 10px;
  }

  .brand-lockup {
    margin-bottom: 10px;
  }

  .brand-name {
    font-size: 21px;
  }

  .brand-caption {
    font-size: 12px;
  }

  .workspace-nav {
    gap: 5px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .nav-item {
    min-height: 46px;
    gap: 3px;
    padding-inline: 2px;
    font-size: 12px;
  }

  .nav-item svg {
    width: 15px;
    height: 15px;
  }

  .topbar {
    height: var(--topbar-height);
    padding-inline: 15px;
  }

  .breadcrumb {
    gap: 7px;
    font-size: 13px;
  }

  .mode-chip {
    min-height: 30px;
    gap: 6px;
    padding-inline: 8px;
    font-size: 12px;
  }

  .workspace-view {
    padding: 27px 15px 38px;
  }

  .workspace-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 13px;
    margin-bottom: 22px;
  }

  h1 {
    font-size: 30px;
  }

  .heading-description {
    max-width: 36ch;
    font-size: 14px;
  }

  .demo-note {
    white-space: normal;
  }

  .studio-grid {
    gap: 15px;
  }

  .form-panel {
    padding: 17px;
  }

  .panel-heading {
    padding-bottom: 15px;
  }

  .creation-form {
    padding-top: 17px;
  }

  .creation-form textarea {
    min-height: 148px;
  }

  .result-panel {
    min-height: 400px;
  }

  .result-heading {
    padding: 17px 16px 14px;
  }

  .result-stage {
    margin: 14px 14px 13px;
    padding: 20px 14px;
  }

  .text-result-stage {
    min-height: 280px;
    margin: 14px 14px 13px;
    padding: 18px;
  }

  .config-actions {
    flex-direction: column-reverse;
  }

  .config-actions .button {
    width: 100%;
  }

  .config-channel {
    padding: 14px;
  }

  .config-channel-heading {
    align-items: center;
    gap: 8px;
  }

  .channel-pull-button {
    padding-inline: 10px;
    font-size: 12px;
  }

  .config-video-grid,
  .config-ratio-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .config-channel-fields,
  .config-model-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .config-channel {
    padding: 16px;
  }

  .model-add-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .config-section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .result-foot {
    margin-inline: 15px;
  }

  .canvas-heading {
    align-items: flex-start;
    gap: 15px;
  }

  .canvas-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .canvas-actions .button {
    flex: 1 1 96px;
    min-width: 0;
    padding-inline: 10px;
  }

  .canvas-actions .save-button { min-width: 0; }

  .canvas-toolbar {
    align-items: flex-start;
    flex-direction: column;
    padding: 9px;
  }

  .add-node-group,
  .canvas-zoom-controls {
    width: 100%;
  }

  .add-node-group {
    justify-content: space-between;
  }

  .canvas-zoom-controls {
    justify-content: flex-end;
  }

  .canvas-zoom-controls .reset-view {
    margin-left: auto;
  }

  .toolbar-label {
    margin-right: auto;
  }

  .canvas-viewport {
    height: 540px;
    min-height: 400px;
    background-size: 24px 24px;
  }

  .canvas-status-row {
    min-height: 58px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    padding: 8px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}