:root {
  color-scheme: dark;
  --builder-bg: #0d0f0d;
  --builder-panel: #151815;
  --builder-panel-strong: #1d211d;
  --builder-line: #303630;
  --builder-line-soft: #252a25;
  --builder-text: #eff2ed;
  --builder-muted: #9ba39a;
  --builder-green: #b9dd6c;
  --builder-coral: #ff7a5d;
  --builder-cyan: #68b8c5;
  --builder-yellow: #f2c85b;
  --control-height: 2.35rem;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  min-width: 320px;
  margin: 0;
  overflow: hidden;
  color: var(--builder-text);
  background: var(--builder-bg);
  font-size: 0.86rem;
  letter-spacing: 0;
}

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button,
select,
input[type="color"] {
  cursor: pointer;
}

button,
a,
input,
select,
textarea {
  outline: none;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  box-shadow: 0 0 0 2px var(--builder-bg), 0 0 0 4px var(--builder-cyan);
}

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

.builder-app {
  display: grid;
  height: 100%;
  grid-template-rows: 3.75rem minmax(0, 1fr);
}

.builder-topbar {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) auto minmax(12rem, 1fr);
  align-items: center;
  gap: 1rem;
  padding: 0.55rem 0.8rem;
  border-bottom: 1px solid var(--builder-line);
  background: #111311;
}

.builder-brand {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.7rem;
}

.builder-brand__mark {
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
  background:
    linear-gradient(90deg, transparent 42%, var(--builder-green) 42%, var(--builder-green) 58%, transparent 58%),
    linear-gradient(transparent 42%, var(--builder-green) 42%, var(--builder-green) 58%, transparent 58%);
  transform: rotate(45deg);
}

.builder-brand > div {
  display: grid;
  min-width: 0;
}

.builder-brand strong {
  overflow: hidden;
  font-size: 0.85rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.builder-brand span:not(.builder-brand__mark) {
  color: var(--builder-muted);
  font-size: 0.68rem;
}

.builder-topbar__center,
.builder-topbar__actions,
.history-controls,
.viewport-control {
  display: flex;
  align-items: center;
}

.builder-topbar__center {
  gap: 0.7rem;
}

.builder-topbar__actions {
  justify-content: flex-end;
  gap: 0.55rem;
}

.history-controls {
  gap: 0.2rem;
}

.icon-button,
.text-button,
.secondary-button,
.primary-button,
.viewport-control button,
.builder-sidebar__footer button,
.inspector-tabs button,
.section-action,
.asset-action {
  min-height: var(--control-height);
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--builder-text);
  background: transparent;
  text-decoration: none;
}

.icon-button {
  display: grid;
  width: var(--control-height);
  padding: 0;
  place-items: center;
  font-size: 1.05rem;
}

.icon-button:hover,
.text-button:hover,
.viewport-control button:hover,
.builder-sidebar__footer button:hover,
.section-action:hover,
.asset-action:hover {
  background: var(--builder-panel-strong);
}

.icon-button:disabled {
  cursor: default;
  opacity: 0.32;
}

.viewport-control {
  padding: 0.18rem;
  border: 1px solid var(--builder-line);
  border-radius: 5px;
  background: var(--builder-bg);
}

.viewport-control button {
  min-height: 1.85rem;
  padding: 0 0.68rem;
  color: var(--builder-muted);
  font-size: 0.72rem;
}

.viewport-control button[aria-pressed="true"] {
  color: var(--builder-text);
  background: var(--builder-panel-strong);
}

.save-status {
  min-width: 3.5rem;
  color: var(--builder-muted);
  font-size: 0.7rem;
  text-align: right;
}

.save-status[data-state="dirty"] {
  color: var(--builder-yellow);
}

.secondary-button,
.primary-button {
  display: inline-flex;
  min-height: 2.3rem;
  align-items: center;
  justify-content: center;
  padding: 0 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
}

.secondary-button {
  border-color: var(--builder-line);
}

.primary-button {
  border-color: var(--builder-green);
  color: #14170f;
  background: var(--builder-green);
}

.secondary-button:hover {
  border-color: var(--builder-muted);
}

.primary-button:hover {
  background: #c8eb7c;
}

.builder-workspace {
  display: grid;
  min-height: 0;
  grid-template-columns: 17rem minmax(26rem, 1fr) 21rem;
}

.builder-sidebar {
  min-height: 0;
  overflow: auto;
  background: var(--builder-panel);
  scrollbar-color: var(--builder-line) transparent;
}

.builder-sidebar--left {
  display: grid;
  grid-template-rows: auto minmax(12rem, 1fr) auto;
  border-right: 1px solid var(--builder-line);
}

.builder-sidebar--right {
  border-left: 1px solid var(--builder-line);
}

.builder-panel {
  padding: 0.9rem;
  border-bottom: 1px solid var(--builder-line);
}

.builder-panel--assets {
  min-height: 0;
  overflow: auto;
}

.asset-privacy {
  margin: 0 0 0.7rem;
  color: var(--builder-muted);
  font-size: 0.66rem;
  line-height: 1.45;
}

.asset-privacy strong {
  color: var(--builder-green);
}

.builder-panel__heading,
.inspector-header > div:first-child,
.field-label-row,
.repeater-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.builder-panel__heading {
  min-height: 2rem;
  margin-bottom: 0.6rem;
}

.builder-panel h2,
.inspector-header strong,
.inspector-group h3 {
  margin: 0;
  font-size: 0.76rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.builder-panel__heading > span,
.inspector-header span {
  color: var(--builder-muted);
  font-size: 0.67rem;
}

.text-button {
  min-height: 1.8rem;
  padding: 0 0.45rem;
  color: var(--builder-green);
  font-size: 0.7rem;
}

.section-list {
  display: grid;
  gap: 0.28rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.section-row {
  display: grid;
  min-height: 2.85rem;
  grid-template-columns: 1.2rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.38rem;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--builder-muted);
  background: transparent;
}

.section-row:hover {
  background: var(--builder-panel-strong);
}

.section-row[aria-current="true"] {
  border-color: color-mix(in srgb, var(--builder-green) 50%, var(--builder-line));
  color: var(--builder-text);
  background: color-mix(in srgb, var(--builder-green) 8%, var(--builder-panel-strong));
}

.section-row.is-dragging {
  opacity: 0.45;
}

.section-row.is-drop-target {
  border-top-color: var(--builder-coral);
}

.drag-handle {
  display: grid;
  height: 1.8rem;
  place-items: center;
  color: var(--builder-muted);
  cursor: grab;
  font-size: 0.95rem;
}

.section-select {
  display: grid;
  min-width: 0;
  padding: 0;
  border: 0;
  color: inherit;
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.section-select strong,
.section-select span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.section-select strong {
  font-size: 0.76rem;
}

.section-select span {
  color: var(--builder-muted);
  font-size: 0.64rem;
}

.section-row__actions {
  display: flex;
}

.section-action,
.asset-action {
  min-width: 1.65rem;
  min-height: 1.65rem;
  padding: 0;
  color: var(--builder-muted);
}

.section-action[data-danger="true"]:hover,
.asset-action[data-danger="true"]:hover {
  color: var(--builder-coral);
}

.add-section-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.4rem;
  margin-top: 0.65rem;
}

select,
input[type="text"],
input[type="url"],
input[type="number"],
textarea {
  width: 100%;
  min-height: var(--control-height);
  padding: 0.54rem 0.62rem;
  border: 1px solid var(--builder-line);
  border-radius: 4px;
  color: var(--builder-text);
  background: var(--builder-bg);
}

textarea {
  min-height: 6.2rem;
  resize: vertical;
  line-height: 1.45;
}

input::placeholder,
textarea::placeholder {
  color: #70776f;
}

.asset-dropzone {
  display: grid;
  width: 100%;
  min-height: 4.7rem;
  place-items: center;
  align-content: center;
  gap: 0.18rem;
  padding: 0.8rem;
  border: 1px dashed #4a5149;
  border-radius: 4px;
  color: var(--builder-muted);
  background: var(--builder-bg);
}

.asset-dropzone:hover,
.asset-dropzone.is-over {
  border-color: var(--builder-green);
  color: var(--builder-text);
  background: color-mix(in srgb, var(--builder-green) 6%, var(--builder-bg));
}

.asset-dropzone strong {
  font-size: 0.75rem;
}

.asset-dropzone span {
  font-size: 0.65rem;
}

.asset-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
  margin-top: 0.65rem;
}

.asset-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--builder-line-soft);
  border-radius: 4px;
  background: var(--builder-bg);
}

.asset-card[draggable="true"] {
  cursor: grab;
}

.asset-card__preview {
  display: grid;
  aspect-ratio: 4 / 3;
  place-items: center;
  overflow: hidden;
  color: var(--builder-cyan);
  background: #090b09;
  font-size: 0.65rem;
  text-transform: uppercase;
}

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

.asset-card__meta {
  display: grid;
  min-width: 0;
  padding: 0.42rem;
}

.asset-card__meta strong,
.asset-card__meta span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.asset-card__meta strong {
  font-size: 0.66rem;
}

.asset-card__meta span {
  color: var(--builder-muted);
  font-size: 0.58rem;
}

.asset-card .asset-action {
  position: absolute;
  top: 0.25rem;
  right: 0.25rem;
  color: #fff;
  background: rgb(0 0 0 / 65%);
}

.asset-list__empty {
  grid-column: 1 / -1;
  padding: 1rem 0;
  color: var(--builder-muted);
  font-size: 0.68rem;
  text-align: center;
}

.builder-sidebar__footer {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.25rem;
  padding: 0.55rem;
  border-top: 1px solid var(--builder-line);
  background: #111311;
}

.builder-sidebar__footer button {
  color: var(--builder-muted);
  font-size: 0.67rem;
}

.builder-sidebar__footer button:disabled {
  cursor: progress;
  opacity: 0.55;
}

.builder-canvas {
  display: grid;
  min-width: 0;
  min-height: 0;
  place-items: center;
  overflow: auto;
  padding: clamp(1rem, 2vw, 1.6rem);
  background-color: #090b09;
  background-image:
    linear-gradient(#171a17 1px, transparent 1px),
    linear-gradient(90deg, #171a17 1px, transparent 1px);
  background-size: 24px 24px;
}

.preview-frame {
  width: min(100%, 88rem);
  height: min(100%, 56rem);
  min-height: 32rem;
  overflow: hidden;
  border: 1px solid #3b423b;
  border-radius: 5px;
  background: #090907;
  box-shadow: 0 1.6rem 5rem rgb(0 0 0 / 42%);
  transition: width 220ms ease, height 220ms ease;
}

.preview-frame[data-viewport-size="tablet"] {
  width: min(48rem, 100%);
}

.preview-frame[data-viewport-size="mobile"] {
  width: min(24.375rem, 100%);
  height: min(52.75rem, 100%);
}

.preview-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: #090907;
}

.inspector-header {
  position: sticky;
  z-index: 2;
  top: 0;
  padding: 0.78rem 0.85rem 0;
  border-bottom: 1px solid var(--builder-line);
  background: var(--builder-panel);
}

.inspector-header > div:first-child {
  min-height: 2.35rem;
}

.inspector-header > div:first-child > div,
.inspector-header > div:first-child {
  display: flex;
  align-items: baseline;
}

.inspector-header > div:first-child {
  flex-wrap: wrap;
}

.inspector-header > div:first-child span {
  margin-right: 0.45rem;
}

.inspector-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 0.35rem;
}

.inspector-tabs button {
  min-height: 2.2rem;
  border-radius: 0;
  color: var(--builder-muted);
  font-size: 0.69rem;
}

.inspector-tabs button[aria-selected="true"] {
  border-bottom-color: var(--builder-green);
  color: var(--builder-text);
}

.inspector-body {
  padding: 0 0.9rem 2rem;
}

.inspector-group {
  padding: 1rem 0;
  border-bottom: 1px solid var(--builder-line-soft);
}

.inspector-group:last-child {
  border-bottom: 0;
}

.inspector-group h3 {
  margin-bottom: 0.8rem;
  color: var(--builder-muted);
  font-size: 0.65rem;
}

.field {
  display: grid;
  gap: 0.34rem;
  margin-bottom: 0.78rem;
}

.field:last-child {
  margin-bottom: 0;
}

.field > label,
.field-label-row label,
.toggle-field > span {
  color: var(--builder-muted);
  font-size: 0.67rem;
  font-weight: 650;
}

.field-hint,
.range-output {
  color: var(--builder-muted);
  font-size: 0.61rem;
}

.range-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 3.7rem;
  align-items: center;
  gap: 0.65rem;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--builder-green);
}

input[type="color"] {
  width: 2.15rem;
  height: 2.15rem;
  padding: 0.18rem;
  border: 1px solid var(--builder-line);
  border-radius: 4px;
  background: var(--builder-bg);
}

.color-control {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.55rem;
}

.toggle-field {
  display: flex;
  min-height: 2.4rem;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.toggle-field input {
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--builder-green);
}

.asset-field {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  min-height: 4.2rem;
  overflow: hidden;
  border: 1px dashed var(--builder-line);
  border-radius: 4px;
  background: var(--builder-bg);
}

.asset-field.is-over {
  border-color: var(--builder-green);
}

.asset-field__preview {
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--builder-cyan);
  background: #090b09;
  font-size: 0.62rem;
  text-transform: uppercase;
}

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

.asset-field__controls {
  display: grid;
  min-width: 0;
  align-content: center;
  gap: 0.35rem;
  padding: 0.5rem;
}

.asset-field__controls select {
  min-height: 1.9rem;
  padding-block: 0.25rem;
  font-size: 0.65rem;
}

.asset-field__controls button {
  justify-self: start;
  padding: 0;
  border: 0;
  color: var(--builder-green);
  background: transparent;
  font-size: 0.63rem;
}

.repeater {
  display: grid;
  gap: 0.55rem;
}

.repeater-item {
  display: grid;
  gap: 0.45rem;
  padding: 0.65rem 0;
  border-top: 1px solid var(--builder-line-soft);
}

.repeater-heading strong {
  color: var(--builder-muted);
  font-size: 0.64rem;
}

.repeater-heading button,
.inline-action {
  padding: 0;
  border: 0;
  color: var(--builder-coral);
  background: transparent;
  font-size: 0.64rem;
}

.add-repeater-button {
  min-height: 2rem;
  border: 1px solid var(--builder-line);
  border-radius: 4px;
  color: var(--builder-green);
  background: transparent;
  font-size: 0.67rem;
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.45rem;
}

.preset-button {
  display: grid;
  min-width: 0;
  min-height: 4.4rem;
  align-content: end;
  gap: 0.5rem;
  padding: 0.45rem;
  border: 1px solid var(--builder-line);
  border-radius: 4px;
  color: var(--builder-text);
  background: var(--builder-bg);
  font-size: 0.58rem;
  text-align: left;
}

.preset-button[aria-pressed="true"] {
  border-color: var(--builder-green);
}

.preset-swatches {
  display: flex;
  gap: 0.18rem;
}

.preset-swatches span {
  width: 0.82rem;
  height: 0.82rem;
  border: 1px solid rgb(255 255 255 / 15%);
  border-radius: 50%;
}

.danger-zone button {
  width: 100%;
  min-height: 2.2rem;
  border: 1px solid color-mix(in srgb, var(--builder-coral) 45%, var(--builder-line));
  border-radius: 4px;
  color: var(--builder-coral);
  background: transparent;
}

.toast-region {
  position: fixed;
  z-index: 50;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  width: min(22rem, calc(100vw - 2rem));
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--builder-line);
  border-left: 3px solid var(--builder-green);
  border-radius: 4px;
  color: var(--builder-text);
  background: #171a17;
  box-shadow: 0 0.8rem 2.5rem rgb(0 0 0 / 38%);
  font-size: 0.72rem;
}

.toast[data-tone="error"] {
  border-left-color: var(--builder-coral);
}

@media (max-width: 1180px) {
  .builder-workspace {
    grid-template-columns: 14rem minmax(22rem, 1fr) 19rem;
  }

  .builder-topbar {
    grid-template-columns: minmax(10rem, 1fr) auto minmax(10rem, 1fr);
  }

  .viewport-control button {
    padding-inline: 0.45rem;
  }
}

@media (max-width: 880px) {
  body {
    height: auto;
    overflow: auto;
  }

  .builder-app {
    height: auto;
    min-height: 100vh;
    grid-template-rows: auto auto;
  }

  .builder-topbar {
    position: sticky;
    top: 0;
    grid-template-columns: 1fr auto;
  }

  .builder-topbar__center {
    order: 3;
    grid-column: 1 / -1;
    justify-content: space-between;
  }

  .save-status,
  .secondary-button {
    display: none;
  }

  .builder-workspace {
    display: grid;
    grid-template-columns: 1fr;
  }

  .builder-canvas {
    order: 1;
    min-height: 66vh;
  }

  .builder-sidebar--left {
    order: 2;
    grid-template-rows: auto auto auto;
    border-top: 1px solid var(--builder-line);
    border-right: 0;
  }

  .builder-sidebar--right {
    order: 3;
    border-top: 1px solid var(--builder-line);
    border-left: 0;
  }

  .builder-sidebar {
    overflow: visible;
  }

  .asset-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .preview-frame {
    min-height: 34rem;
  }
}

@media (max-width: 560px) {
  .builder-topbar {
    gap: 0.55rem;
  }

  .builder-brand span:not(.builder-brand__mark) {
    display: none;
  }

  .builder-topbar__actions {
    gap: 0.35rem;
  }

  .viewport-control {
    width: 100%;
  }

  .viewport-control button {
    flex: 1;
  }

  .builder-canvas {
    min-height: 58rem;
    padding: 0.75rem;
  }

  .preview-frame,
  .preview-frame[data-viewport-size="mobile"] {
    width: 100%;
    height: 54rem;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}