@import "./src/ui/PreviewToolbar/style.css";
@import "./src/ui/EUINumberControl/style.css";
@import "./src/ui/EUIElementPicker/style.css";
@import "./src/ui/EUIConstraintCard/style.css";
@import "./src/ui/EUILayerCard/style.css";
@import "./src/ui/EUITextureCard/style.css";
@import "./src/ui/EUIElementCard/style.css";

/* Reset & Root */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-root: #141414;
  --bg-preview: #0e0e0e;
  --bg-sidebar: #1c1c1c;
  --bg-card-0: #252525;
  --bg-card-1: #2e2e2e;
  --bg-card-2: #373737;
  --bg-input: #1a1a1a;
  --border: rgba(255, 255, 255, 0.07);
  --text: #cccccc;
  --text-muted: #666666;
  --text-label: #888888;
  --accent: #60a5fa;
  --success: #22c55e;
  --success-dim: #15803d;
  --success-dim-text: #86efac;
  --danger: #f87171;
  --debug: #f0c040;
  --border-hover: rgba(255, 255, 255, 0.22);
  --overlay-subtle: rgba(255, 255, 255, 0.07);
  --overlay-hover: rgba(255, 255, 255, 0.12);
  --overlay-active: rgba(255, 255, 255, 0.22);
  --overlay-bg: rgba(0, 0, 0, 0.3);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "Fira Code", Consolas, monospace;
  --font-size-base: 12px;
  --font-size-sm: 11px;
  --font-size-xs: 10px;
  --radius: 6px;
  --radius-sm: 4px;
}

html[data-theme="light"] {
  --bg-root: #f0f0f0;
  --bg-preview: #c8c8c8;
  --bg-sidebar: #e6e6e6;
  --bg-card-0: #dcdcdc;
  --bg-card-1: #d2d2d2;
  --bg-card-2: #bebebe;
  --bg-input: #e8e8e8;
  --border: rgba(0, 0, 0, 0.1);
  --text: #1a1a1a;
  --text-muted: #777777;
  --text-label: #555555;
  --accent: #2563eb;
  --success: #16a34a;
  --success-dim: #166534;
  --success-dim-text: #bbf7d0;
  --danger: #dc2626;
  --debug: #a06800;
  --border-hover: rgba(0, 0, 0, 0.25);
  --overlay-subtle: rgba(0, 0, 0, 0.05);
  --overlay-hover: rgba(0, 0, 0, 0.08);
  --overlay-active: rgba(0, 0, 0, 0.14);
  --overlay-bg: rgba(0, 0, 0, 0.12);
}

html,
body {
  height: 100%;
  overflow: hidden;
  background: var(--bg-root);
  color: var(--text);
  font-family: var(--font);
  font-size: var(--font-size-base);
  user-select: none;
}
input,
textarea,
select {
  user-select: text;
}

/* Remove number input spinners */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}

/* Layout */
#app {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

#preview-panel {
  flex: 0 0 60%;
  display: flex;
  flex-direction: column;
  background: var(--bg-preview);
  overflow: hidden;
  min-height: 0;
}

/* Preview toolbar */
#preview-toolbar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: var(--bg-root);
  border-bottom: 1px solid var(--border);
}

#preview-presets {
  display: flex;
  gap: 4px;
}

.preset-btn {
  background: var(--bg-card-0);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 4px 10px;
  cursor: pointer;
  transition:
    color 0.1s,
    border-color 0.1s,
    background 0.1s;
}
.preset-btn:hover {
  color: var(--text);
  border-color: var(--border-hover);
}
.preset-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}

#preview-size-label {
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  margin-left: 4px;
}

/* Preview stage - centers the resizable wrapper */
#preview-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

/* The resizable iframe wrapper */
#preview-iframe-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  flex-shrink: 0;
}

#preview-iframe-wrapper.framed {
  box-shadow:
    0 0 0 1px var(--border),
    0 8px 40px rgba(0, 0, 0, 0.6);
  border-radius: var(--radius);
  overflow: hidden;
}

#preview-frame {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* Corner resize handle */
#preview-resize-handle {
  display: none;
  position: absolute;
  right: 0;
  bottom: 0;
  width: 18px;
  height: 18px;
  cursor: se-resize;
  z-index: 10;
}
#preview-iframe-wrapper.framed #preview-resize-handle {
  display: block;
}
#preview-resize-handle::after {
  content: "";
  position: absolute;
  right: 3px;
  bottom: 3px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 10px 10px;
  border-color: transparent transparent var(--text-muted) transparent;
  transition: border-color 0.1s;
}
#preview-resize-handle:hover::after {
  border-color: transparent transparent var(--text) transparent;
}

#sidebar {
  flex: 0 0 40%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-sidebar);
  border-left: 1px solid var(--border);
  min-width: 300px;
}

/* Tabs */
#tabs {
  display: flex;
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-root);
}

.tab-button {
  flex: 1;
  padding: 10px 8px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    color 0.15s,
    border-color 0.15s;
}
.tab-button:hover {
  color: var(--text);
}
.tab-button.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

#tab-content {
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* Tab panels with sticky footer */
.tab-panel {
  display: none;
  position: absolute;
  inset: 0;
  flex-direction: column;
}
.tab-panel.active {
  display: flex;
}

.tab-scroll-area {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
}

.tab-footer {
  flex-shrink: 0;
  padding: 8px 10px;
  border-top: 1px solid var(--border);
  background: var(--bg-sidebar);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.placeholder-text {
  color: var(--text-muted);
  font-size: var(--font-size-base);
  text-align: center;
  padding: 32px 16px;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--overlay-hover);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--overlay-active);
}

/* Buttons */
button {
  font-family: var(--font);
  cursor: pointer;
  border: none;
}

.button-icon {
  background: transparent;
  color: var(--text-muted);
  padding: 2px 5px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  line-height: 1;
  transition:
    color 0.1s,
    background 0.1s;
}
.button-icon:hover {
  color: var(--text);
  background: var(--overlay-subtle);
}
.button-icon.button-danger:hover {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}
.button-icon.button-delete {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  padding: 3px;
}
.button-icon.button-delete:hover {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 28%, transparent);
}

.button-primary {
  background: var(--accent);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 7px 12px;
  border-radius: var(--radius);
  transition: opacity 0.1s;
}
.button-primary:hover {
  opacity: 0.85;
}
.button-primary:disabled {
  opacity: 0.1;
  cursor: not-allowed;
}

.button-secondary {
  background: var(--bg-card-2);
  color: var(--text);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 7px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: opacity 0.1s;
}
.button-secondary:hover {
  opacity: 0.8;
}

.button-success {
  background: var(--success);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 7px 12px;
  border-radius: var(--radius);
  transition: opacity 0.1s;
}
.button-success:hover {
  opacity: 0.85;
}

.button-success-dim {
  background: var(--success-dim);
  color: var(--success-dim-text);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 7px 12px;
  border-radius: var(--radius);
  transition: opacity 0.1s;
}
.button-success-dim:hover {
  opacity: 0.85;
}

.button-full {
  width: 100%;
  flex-shrink: 0;
}

/* Button row (side-by-side) */
.button-row {
  display: flex;
  gap: 6px;
}
.button-row .button-primary,
.button-row .button-secondary,
.button-row .button-success,
.button-row .button-success-dim {
  flex: 1;
}

/* Inputs & Selects */
.param-select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: var(--font-size-sm);
  padding: 4px 6px;
  cursor: pointer;
  font-family: var(--font);
}
.param-select:focus {
  outline: none;
  border-color: var(--accent);
}

/* Assets tab */
#assets-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* Layer tab */
#layers-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Add layer form in footer */
#add-layer-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Elements tab */
#elements-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

/* Constraints tab */
#constraints-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

/* Add element/constraint forms in footer */
#add-element-row,
#add-constraint-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Dynamic fields rendered per element type */
#add-element-fields {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.add-field-row {
  display: grid;
  grid-template-columns: 15% 1fr;
  align-items: center;
  gap: 6px;
}

/* Paired rows - used in both add forms and constraint cards */
.add-paired-row {
  display: grid;
  grid-template-columns: 15% 1fr 1fr;
  align-items: center;
  gap: 4px;
}

.paired-cell {
  display: flex;
  align-items: center;
  gap: 3px;
}

.paired-cell .number-control {
  flex: 1;
  min-width: 0;
}

.paired-role-label {
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  flex-shrink: 0;
  width: 14px;
}

.add-field-label {
  color: var(--text-label);
  font-size: var(--font-size-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.param-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: var(--font-size-sm);
  padding: 4px 6px;
  font-family: var(--font-mono);
}
.param-input:focus {
  outline: none;
  border-color: var(--accent);
}

.input-labeled-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.input-label {
  white-space: nowrap;
  font-size: var(--font-size-sm);
  color: var(--text-muted, var(--text));
}
.input-full {
  width: 100%;
  box-sizing: border-box;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: var(--font-size-sm);
  padding: 4px 6px;
  font-family: var(--font-mono);
}
.input-full:focus {
  outline: none;
  border-color: var(--accent);
}

/* Export tab */
#export-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.export-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 4px 0;
}