:root {
  --qe-bg: color-mix(in srgb, var(--bg) 88%, #ffffff 12%);
  --qe-panel: color-mix(in srgb, var(--panel) 94%, #ffffff 6%);
  --qe-surface: color-mix(in srgb, var(--panel) 86%, rgba(255,255,255,0.72));
  --qe-border: color-mix(in srgb, var(--muted) 78%, rgba(17,24,39,0.08));
  --qe-text: color-mix(in srgb, var(--text) 96%, #05070d 4%);
  --qe-muted: color-mix(in srgb, var(--text) 60%, rgba(255,255,255,0.45));
  --qe-accent: var(--accent);
  --qe-danger: var(--accent);
  --qe-success: color-mix(in srgb, var(--accent) 60%, #24b36b);
  --qe-font: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --qe-btn-bg: color-mix(in srgb, var(--accent) 80%, #ffffff 20%);
  --qe-btn-bg2: color-mix(in srgb, var(--accent) 64%, #ffffff 36%);
  --qe-btn-fg: #0b0f19;
  --qe-btn-shadow: color-mix(in srgb, var(--accent) 42%, transparent);
  --qe-btn-secondary: color-mix(in srgb, var(--qe-panel) 82%, rgba(15,23,42,0.08));
  --qe-btn-ghost-border: color-mix(in srgb, var(--qe-border) 78%, rgba(255,255,255,0.55));
  --header-height: 88px;
  --bottom-bar-height: 60px;
}

:root[data-theme="dark"],
html[data-theme="dark"] {
  --qe-bg: var(--bg);
  --qe-panel: color-mix(in srgb, var(--panel) 92%, rgba(15,20,28,0.85));
  --qe-surface: color-mix(in srgb, var(--panel) 80%, rgba(255,255,255,0.04));
  --qe-border: color-mix(in srgb, rgba(255,255,255,0.16) 100%, transparent);
  --qe-text: var(--text);
  --qe-muted: color-mix(in srgb, var(--text) 62%, rgba(15,23,42,0.4));
  --qe-btn-bg: color-mix(in srgb, var(--accent) 75%, #1f2533 25%);
  --qe-btn-bg2: color-mix(in srgb, var(--accent) 58%, #1f2533 42%);
  --qe-btn-fg: #f7f8ff;
  --qe-btn-shadow: color-mix(in srgb, var(--accent) 28%, transparent);
  --qe-btn-secondary: color-mix(in srgb, rgba(30,38,52,0.92) 100%, transparent);
  --qe-btn-ghost-border: color-mix(in srgb, rgba(255,255,255,0.25) 100%, transparent);
}

body.qe-page {
  margin: 0;
  min-height: 100vh;
  background: var(--qe-bg);
  color: var(--qe-text);
  font-family: var(--qe-font);
  display: flex;
  flex-direction: column;
}

a.qe-link {
  color: var(--qe-accent);
  text-decoration: none;
}

a.qe-link:hover,
a.qe-link:focus {
  text-decoration: underline;
}

.qe-header {
  padding: 1.25rem clamp(1.5rem, 3vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--qe-border);
  background: color-mix(in srgb, var(--qe-panel) 94%, rgba(255,255,255,0.25));
  backdrop-filter: blur(18px);
}

.qe-header h1 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 0;
}

.qe-home-link {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: inherit;
  text-decoration: none;
}

.qe-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.qe-header-actions .themed-button {
  text-decoration: none;
}

.qe-header h1 img,
.qe-home-link img {
  width: 40px;
  height: 40px;
  border-radius: 0.75rem;
}

.qe-home-link:hover,
.qe-home-link:focus-visible {
  text-decoration: none;
  color: var(--qe-accent);
}

.qe-main {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--bottom-bar-height) + 10px);
  overflow-y: auto;
}

.qe-landing-grid {
  display: grid;
  gap: clamp(1.5rem, 2.5vw, 2.25rem);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  padding: clamp(1.5rem, 4vw, 4rem);
}

.qe-card {
  background: var(--qe-panel);
  border: 1px solid var(--qe-border);
  border-radius: 1.25rem;
  padding: clamp(1.5rem, 3vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-shadow: 0 24px 48px rgba(11,13,18,0.35);
}

.qe-card h2 {
  margin: 0;
  font-size: 1.2rem;
}

.qe-card p {
  margin: 0;
  color: color-mix(in srgb, var(--text) 68%, transparent);
  line-height: 1.6;
}

.qe-card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: color-mix(in srgb, var(--text) 72%, transparent);
}

.qe-card button {
  align-self: flex-start;
  padding: 0.75rem 1.4rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 0.9rem;
  border: none;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 65%, white));
  color: color-mix(in srgb, var(--text) 6%, #020617 94%);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.qe-card button:hover,
.qe-card button:focus {
  transform: translateY(-1px);
  box-shadow: 0 18px 30px color-mix(in srgb, var(--accent) 45%, transparent);
}

.qe-wizard {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: minmax(240px, 300px) 1fr;
  min-height: 0;
  padding-bottom: 6.5rem;
}

.qe-wizard-sidebar {
  background: var(--qe-panel);
  border-right: 1px solid var(--qe-border);
  padding: 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.qe-progress {
  width: 100%;
  height: 8px;
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  overflow: hidden;
}

.qe-progress span {
  display: block;
  height: 100%;
  background: var(--qe-accent);
  width: 0%;
  transition: width 0.3s ease;
}

.qe-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.qe-step-list li {
  padding: 0.65rem 0.75rem;
  border-radius: 0.75rem;
  color: var(--qe-muted);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.qe-step-list li.active {
  background: rgba(87,179,255,0.16);
  color: var(--qe-text);
}

.qe-step-list li.complete::before {
  content: '✓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 999px;
  background: rgba(125,216,122,0.2);
  color: var(--qe-success);
  font-size: 0.85rem;
}

.qe-wizard-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 1.75rem;
  padding: clamp(1.25rem, 3vw, 2.5rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  min-height: 0;
}

.qe-stage {
  background: var(--qe-surface);
  border: 1px solid var(--qe-border);
  border-radius: 1rem;
  position: relative;
  overflow: hidden;
  min-height: clamp(260px, 55vh, 640px);
  max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 28px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.qe-stage.qe-stage-scroll {
  overflow: auto;
  align-items: flex-start;
  padding: 0.5rem;
}

.qe-stage-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.65rem;
  background: color-mix(in srgb, var(--qe-bg) 35%, rgba(8,11,18,0.35));
  backdrop-filter: blur(4px);
  color: var(--qe-text);
  z-index: 2;
}

.qe-stage-overlay.hidden {
  display: none;
}

.qe-stage-spinner {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 4px solid color-mix(in srgb, var(--qe-border) 82%, transparent);
  border-top-color: var(--qe-accent);
  animation: qe-spin 0.85s linear infinite;
}

.qe-upload-stage {
  align-items: flex-start;
  justify-content: stretch;
}

.qc-upload-viewport {
  width: 100%;
  max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 24px);
  overflow: auto;
  border-radius: 12px;
  padding: 0.85rem;
  cursor: pointer;
}

.qc-upload-viewport canvas,
.qc-upload-viewport img {
  display: block;
  max-width: 100%;
  height: auto;
}

.qe-upload-drop {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  border: 2px dashed var(--qe-border);
  border-radius: 1.25rem;
  color: var(--qe-muted);
  background: color-mix(in srgb, var(--qe-panel) 35%, transparent);
  cursor: pointer;
  outline: none;
}

.qe-upload-drop:focus-visible {
  border-color: var(--qe-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--qe-accent) 30%, transparent);
}

.qe-upload-drop.dragging {
  border-color: var(--qe-accent);
  color: var(--qe-text);
}

.qe-upload-helper {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  text-align: center;
}

.qe-upload-helper strong {
  font-size: 1.15rem;
  color: var(--qe-text);
}

.qe-stage canvas,
.qe-stage svg,
.qe-stage img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.qe-theme-toggle {
  border: 1px solid var(--qe-border);
  background: color-mix(in srgb, var(--qe-panel) 85%, transparent);
  border-radius: 999px;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: inherit;
  cursor: pointer;
}

.qe-theme-toggle svg {
  width: 20px;
  height: 20px;
}

.qe-stitch-stage {
  position: relative;
  width: 100%;
  flex: 1 1 auto;
  max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 32px);
  min-height: clamp(240px, 58vh, 600px);
  padding: 12px 16px 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.qe-placement-stage {
  position: relative;
  width: 100%;
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px 18px;
  min-height: clamp(260px, 60vh, 680px);
  max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 32px);
}

.qe-stage-canvas {
  border-radius: 0.9rem;
  border: 1px solid var(--qe-border);
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.04), transparent 60%),
    color-mix(in srgb, var(--qe-panel) 85%, transparent);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04), 0 18px 34px rgba(11,13,18,0.38);
}

.qe-vector-preview {
  width: 100%;
  height: auto;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow: visible;
  padding: 0.75rem 0.75rem 1rem;
}

.qe-vector-preview svg {
  display: block;
  max-width: 100%;
  height: auto;
}

.qe-stitch-controls,
.qe-preview-controls {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 20px);
  overflow-y: auto;
  padding-right: 0.5rem;
}

.qe-placement-controls {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.qe-placement-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 0.75rem 1rem;
}

.qe-placement-stats div {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.9rem;
}

.qe-placement-stats span {
  color: var(--qe-muted);
}

.qe-placement-stats strong {
  font-size: 1rem;
}

.qe-placement-buttons {
  display: flex;
  gap: 0.75rem;
}

.qe-placement-buttons button {
  flex: 1 1 auto;
  padding: 0.65rem 0.9rem;
  border-radius: 0.85rem;
  border: 1px solid var(--qe-border);
  background: color-mix(in srgb, var(--qe-panel) 80%, rgba(255,255,255,0.08));
  color: inherit;
  font-weight: 600;
  cursor: pointer;
}

.qe-placement-buttons button:hover,
.qe-placement-buttons button:focus-visible {
  border-color: var(--qe-accent);
  color: var(--qe-accent);
}

.qe-placement-toggle {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
}

.qe-stitch-controls {
  overflow-y: auto;
  padding-right: 0.4rem;
}

.qe-preview-controls {
  overflow-y: auto;
  padding-right: 0.4rem;
}

.qe-layer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.qe-layer-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: color-mix(in srgb, var(--qe-panel) 92%, transparent);
  border: 1px solid var(--qe-border);
  border-radius: 0.85rem;
  padding: 0.65rem 0.75rem;
  font-size: 0.95rem;
}

.qe-field-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.qe-field-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-weight: 600;
}

.qe-field-description {
  font-size: 0.85rem;
  color: var(--qe-muted);
  margin: 0;
}

.qe-field-help {
  border: 1px solid var(--qe-border);
  background: transparent;
  color: inherit;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.qe-field-tooltip {
  position: relative;
}

.qe-field-tooltip span {
  position: absolute;
  top: 100%;
  right: 0;
  transform: translateY(0.35rem);
  min-width: 220px;
  background: color-mix(in srgb, var(--qe-panel) 96%, rgba(0,0,0,0.6));
  color: var(--qe-text);
  border-radius: 0.65rem;
  border: 1px solid var(--qe-border);
  padding: 0.65rem;
  font-size: 0.85rem;
  line-height: 1.4;
  box-shadow: 0 18px 34px rgba(0,0,0,0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 20;
}

.qe-field-tooltip span.visible {
  opacity: 1;
  pointer-events: auto;
}

.qe-layer-row input[type="color"] {
  appearance: none;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 0.6rem;
  padding: 0;
  background: none;
  cursor: pointer;
}

.qe-palette-swatch {
  width: 32px;
  height: 32px;
  border-radius: 0.65rem;
  border: 1px solid color-mix(in srgb, var(--qe-border) 75%, transparent);
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.qe-palette-picker {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.qe-layer-swatch {
  width: 28px;
  height: 28px;
  border-radius: 0.65rem;
  border: 1px solid color-mix(in srgb, var(--qe-border) 65%, transparent);
}

.qe-layer-count {
  margin-left: auto;
  color: var(--qe-muted);
  font-size: 0.85rem;
}

.qe-stitch-empty,
.qe-preview-empty {
  margin: 0;
  padding: 1rem 1.2rem;
  border-radius: 0.9rem;
  background: color-mix(in srgb, var(--qe-panel) 80%, transparent);
  border: 1px dashed var(--qe-border);
  color: var(--qe-muted);
  text-align: center;
}

.qe-preview-empty button {
  margin-left: 0.75rem;
  padding: 0.55rem 1rem;
  border-radius: 0.75rem;
  border: none;
  background: linear-gradient(135deg, var(--qe-accent), color-mix(in srgb, var(--qe-accent) 70%, white));
  color: color-mix(in srgb, var(--qe-text) 4%, #020617 96%);
  cursor: pointer;
  font-weight: 600;
}

.qe-controls {
  background: var(--qe-panel);
  border: 1px solid var(--qe-border);
  border-radius: 1rem;
  padding: 1.05rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 20px);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.qe-vector-warning {
  margin: 0;
  padding: 0.65rem 0.85rem;
  border-radius: 0.85rem;
  background: color-mix(in srgb, var(--qe-danger) 22%, rgba(255,255,255,0.1));
  border: 1px solid color-mix(in srgb, var(--qe-danger) 32%, transparent);
  color: color-mix(in srgb, var(--qe-text) 92%, var(--qe-danger) 8%);
  font-size: 0.92rem;
}

.qe-placement-size {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 1rem;
}

.qe-size-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.qe-size-field label {
  font-weight: 600;
}

.qe-size-field input {
  width: 100%;
  border-radius: 0.75rem;
  border: 1px solid var(--qe-border);
  padding: 0.45rem 0.6rem;
  font-size: 1rem;
  background: color-mix(in srgb, var(--qe-panel) 90%, rgba(255,255,255,0.04));
  color: inherit;
}

.qe-size-inches {
  font-size: 0.8rem;
  color: var(--qe-muted);
}

.qe-lock-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.qe-lock-toggle input {
  width: auto;
}

.themed-button {
  font-family: inherit;
  font-weight: 600;
  border-radius: 0.9rem;
  padding: 0.7rem 1.4rem;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.themed-button.primary {
  background: linear-gradient(130deg, var(--qe-btn-bg), var(--qe-btn-bg2));
  color: var(--qe-btn-fg);
  box-shadow: 0 16px 28px var(--qe-btn-shadow);
}

.themed-button.secondary {
  background: var(--qe-btn-secondary);
  color: var(--qe-text);
  border: 1px solid color-mix(in srgb, var(--qe-border) 85%, rgba(15,23,42,0.08));
}

.themed-button.ghost {
  background: transparent;
  border: 1px solid var(--qe-btn-ghost-border);
  color: var(--qe-text);
}

.themed-button:hover,
.themed-button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 18px 32px color-mix(in srgb, var(--qe-btn-shadow) 85%, transparent);
  filter: brightness(1.03);
}

.themed-button:active {
  transform: scale(0.98);
  box-shadow: 0 10px 18px color-mix(in srgb, var(--qe-btn-shadow) 70%, transparent);
}

.themed-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  filter: none;
}

.qe-controls label {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.95rem;
}

.themed-select {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.95rem;
  color: var(--qe-text);
}

.themed-select-input {
  appearance: none;
  padding: 0.55rem 0.75rem;
  border-radius: 0.75rem;
  border: 1px solid var(--qe-border);
  background: var(--qe-panel);
  color: var(--qe-text);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--qe-border) 55%, transparent);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
}

.themed-select-input:focus-visible {
  outline: none;
  border-color: var(--qe-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--qe-accent) 35%, transparent);
}

.themed-select-input:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.qe-controls input,
.qe-controls select,
.qe-controls button,
.qe-controls textarea {
  font-family: inherit;
}

.qe-controls input[type="number"],
.qe-controls input[type="range"],
.qe-controls select {
  padding: 0.5rem 0.65rem;
  border-radius: 0.75rem;
  border: 1px solid var(--qe-border);
  background: rgba(255,255,255,0.02);
  color: inherit;
}

.qe-controls .themed-button {
  align-self: flex-start;
}

.qe-drawer-toggle {
  display: none;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.05rem;
  border-radius: 0.9rem;
  border: 1px solid var(--qe-border);
  background: color-mix(in srgb, var(--qe-panel) 88%, transparent);
  color: inherit;
  cursor: pointer;
}

.qe-drawer-toggle span {
  font-weight: 600;
}

.qe-sticky-actions {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  padding: 0.65rem clamp(1.05rem, 3vw, 1.75rem);
  border-top: 1px solid var(--qe-border);
  background: color-mix(in srgb, var(--qe-panel) 94%, rgba(12,17,26,0.35));
  gap: 1rem;
  z-index: 95;
  backdrop-filter: blur(12px);
}

.qe-sticky-actions .themed-button {
  flex: 0 0 auto;
  min-width: 140px;
}

.qe-loading {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: rgba(5, 8, 15, 0.55);
  backdrop-filter: blur(10px);
  color: var(--qe-text);
  font-weight: 600;
  z-index: 200;
  pointer-events: all;
}

.qe-loading.hidden {
  display: none;
  pointer-events: none;
}

.qe-loading .spinner {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.2);
  border-top-color: var(--qe-accent);
  animation: qe-spin 1s linear infinite;
}

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

.qe-toast {
  position: fixed;
  bottom: calc(var(--bottom-bar-height) + 12px + env(safe-area-inset-bottom));
  left: 50%;
  transform: translate(-50%, 12px);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  color: var(--qe-text);
  padding: 0.85rem 1.6rem;
  border-radius: 0.95rem;
  border: 1px solid var(--qe-border);
  box-shadow: 0 18px 40px color-mix(in srgb, var(--text) 14%, transparent);
  font-size: 1.05rem;
  font-weight: 600;
  max-width: min(90vw, 460px);
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 80;
}

.qe-toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

body.qe-controls-open .qe-main {
  padding-bottom: calc(var(--bottom-bar-height) + 240px);
}

@media (max-width: 980px) {
  .qe-drawer-toggle {
    display: inline-flex;
  }

  .qe-sticky-actions.with-drawer {
    flex-wrap: wrap;
    row-gap: 0.75rem;
  }

  .qe-sticky-actions.with-drawer .themed-button,
  .qe-sticky-actions.with-drawer .qe-drawer-toggle {
    flex: 1 1 45%;
    min-width: 0;
    justify-content: center;
  }

  .qe-controls.drawer-enabled {
    position: fixed;
    left: clamp(0.65rem, 4vw, 1.5rem);
    right: clamp(0.65rem, 4vw, 1.5rem);
    top: calc(var(--header-height) + 0.35rem);
    bottom: calc(var(--bottom-bar-height) + 0.6rem + env(safe-area-inset-bottom));
    background: color-mix(in srgb, var(--qe-panel) 96%, rgba(0,0,0,0.28));
    border: 1px solid var(--qe-border);
    border-radius: 1.1rem 1.1rem 0.9rem 0.9rem;
    box-shadow: 0 -18px 36px rgba(5, 8, 15, 0.4);
    max-height: none;
    overflow-y: auto;
    padding: 1.1rem 1.25rem 1.4rem;
    transform: translateY(105%);
    transition: transform 0.22s ease;
    z-index: 85;
  }

  .qe-controls.drawer-enabled.drawer-open {
    transform: translateY(0);
  }

  .qe-wizard {
    grid-template-columns: 1fr;
  }

  .qe-wizard-sidebar {
    flex-direction: row;
    overflow-x: auto;
    padding: 1rem;
    gap: 1rem;
  }

  .qe-step-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .qe-step-list li {
    font-size: 0.85rem;
  }

  .qe-wizard-content {
    grid-template-columns: 1fr;
  }

  .qe-step-actions {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 780px) {
  :root { --bottom-bar-height: 66px; }
  .qe-header { padding: 1rem clamp(1.1rem, 3vw, 1.6rem); }
  .qe-wizard-content { padding: 1rem clamp(1rem, 4vw, 1.4rem); gap: 1rem; }
  .qe-controls { padding: 0.95rem 1rem; font-size: 0.95rem; }
  .qe-sticky-actions { padding: 0.8rem clamp(0.9rem, 3vw, 1.35rem); gap: 0.75rem; }
  .qe-stage, .qe-stitch-stage, .qe-placement-stage { max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 16px); }
  .qe-stitch-controls, .qe-preview-controls { max-height: calc(100vh - var(--header-height) - var(--bottom-bar-height) - 16px); }
  .themed-button { padding: 0.65rem 1.1rem; font-size: clamp(0.95rem, 1.2vw + 0.9rem, 1rem); }
}

@media (max-width: 640px) {
  .qe-header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .qe-landing-grid {
    grid-template-columns: 1fr;
  }
}