*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--type-body-size);
  color: var(--color-body-strong);
  background: var(--color-surface);
  overflow: hidden;
}

/* Workspace header */
.ws-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 10px 20px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: 56px;
  flex-shrink: 0;
}
.ws-left { justify-self: start; }
.ws-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.ws-logo-mark {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}
.ws-logo i {
  font-weight: 400;
  font-style: normal;
  color: var(--color-primary);
}
.ws-nav {
  display: flex;
  gap: 4px;
  background: var(--color-surface-alt);
  padding: 3px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
}
.ws-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-body);
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
}
.ws-nav a:hover { color: var(--ink); }
.ws-nav a.active {
  background: var(--color-surface);
  color: var(--ink);
  box-shadow: var(--shadow-panel-sm);
}
.ws-right {
  justify-self: end;
  display: flex;
  gap: 10px;
  align-items: center;
}
.ws-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-soft);
  color: var(--color-primary-hover);
  border: 1px solid var(--blue-100);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.ws-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  border: 1px solid var(--blue-100);
}

/* === Workspace layout === */

.workspace {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: var(--color-surface-alt);
}

.ws-body {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 14px;
  padding: 14px;
  flex: 1;
  min-height: 0;
}

/* === Rail === */

.rail {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
}

.rail > .card-settings {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

/* === Card === */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-panel-sm);
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-body);
}

.card-head-left {
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-icon-btn {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-body);
  display: grid;
  place-items: center;
  transition: all .15s;
  cursor: pointer;
}

.card-icon-btn:hover:not(:disabled) {
  background: var(--color-surface-alt);
  color: var(--ink);
  border-color: var(--color-border);
}

.card-icon-btn:disabled {
  opacity: 0.3;
  cursor: default;
}

.card-upload {
  display: flex;
  align-items: center;
  gap: 12px;
  width: calc(100% - 24px);
  margin: 0 12px 14px;
  padding: 14px;
  border: 1.5px dashed var(--blue-200);
  background: var(--blue-50);
  border-radius: 10px;
  color: var(--color-primary-hover);
  text-align: left;
  transition: all .15s;
  cursor: pointer;
}

.card-upload:hover {
  background: var(--blue-100);
  border-color: var(--color-primary);
}

.card-upload-t {
  font-weight: 700;
  font-size: 13px;
  color: var(--ink);
}

.card-upload-s {
  font-size: 11px;
  color: var(--color-body);
  margin-top: 2px;
  font-family: var(--font-mono);
}

.card-disabled .settings-content,
.card-disabled .settings-nav {
  opacity: 0.5;
  pointer-events: none;
}

/* === File chip === */

.file-chip {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: 0 12px 14px;
  padding: 10px 12px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.file-ico {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.file-chip .file-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  word-break: break-all;
}

.file-chip .file-meta {
  font-size: 11px;
  color: var(--color-body);
  font-family: var(--font-mono);
  margin-top: 1px;
}

/* === Font name card === */

.cfp-empty {
  padding: 12px 16px;
}

.cfp-content {
  padding: 0 12px 14px;
}

.cfp-content .file-chip {
  margin: 0;
}

.cfp-content .field {
  margin-top: 12px;
}

/* === Settings nav === */

.settings-nav {
  padding: 4px 10px 10px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.settings-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-body-strong);
  text-align: left;
  transition: all .15s;
  width: 100%;
  cursor: pointer;
}

.settings-tab span {
  flex: 1;
}

.settings-tab:hover {
  background: var(--color-surface-alt);
  color: var(--ink);
}

.settings-tab.active {
  background: var(--ink);
  color: #fff;
}

.settings-tab.active :where(svg) {
  color: var(--blue-400);
}

.settings-content {
  padding: 16px;
  overflow-y: auto;
  min-height: 0;
  flex: 1;
}

/* === Form controls === */

.panel-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field > label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-body);
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.toggle-field {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.num-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.num-field label {
  font-size: 10px;
  color: var(--color-body);
  font-weight: 500;
}

.num-input {
  display: flex;
  align-items: center;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color .15s;
}

.num-input:focus-within {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.num-input input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 7px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  outline: none;
  width: 100%;
  min-width: 0;
}

.num-input span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-body);
  padding-right: 10px;
}

.num-input button {
  border: none;
  background: none;
  cursor: pointer;
  padding: 4px 8px;
}

.seed-field {
  margin-top: 8px;
}

.slider-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.slider-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--color-body-strong);
  font-weight: 500;
}

.slider-val {
  font-family: var(--font-mono);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 11px;
}

.slider-field input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--color-surface-alt);
  border-radius: 999px;
  accent-color: var(--color-primary);
}

.slider-field input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--color-primary);
  cursor: pointer;
}

.field-picker {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  transition: all .15s;
}

.field-picker:hover {
  border-color: var(--color-primary);
}

.swatch-font {
  flex: 1;
  text-align: left;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--ink);
}

.color-row {
  display: flex;
  gap: 6px;
}

.swatch-color {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
  transition: transform .12s;
}

.swatch-color:hover {
  transform: scale(1.1);
}

.swatch-color.active {
  border-color: var(--ink);
}

.swatch-custom-wrap {
  position: relative;
  display: inline-flex;
}

.swatch-color.swatch-custom {
  background: var(--color-surface-alt);
  border: 1px dashed var(--color-border);
  color: var(--color-body);
  font-size: 16px;
  display: grid;
  place-items: center;
}

.swatch-color-input {
  position: absolute;
  top: 100%;
  left: 0;
  width: 0;
  height: 0;
  padding: 0;
  border: none;
  opacity: 0;
  pointer-events: none;
}

.code-input {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--ink);
  outline: none;
  transition: border-color .15s;
  width: 100%;
}

.code-input:focus {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

/* === Segmented control === */

.seg {
  display: inline-flex;
  gap: 2px;
  background: var(--color-surface-alt);
  padding: 3px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  width: 100%;
}

.seg button {
  flex: 1;
  border: none;
  background: transparent;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-body);
  cursor: pointer;
  transition: all .15s;
}

.seg button.active {
  background: var(--color-surface);
  color: var(--ink);
  box-shadow: var(--shadow-panel-sm);
}

.seg-sm button {
  padding: 5px 10px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* === Toggle === */

.toggle {
  width: 34px;
  height: 20px;
  border-radius: 999px;
  background: var(--slate-300);
  border: none;
  position: relative;
  cursor: pointer;
  transition: background .15s;
  flex-shrink: 0;
}

.toggle.on {
  background: var(--color-primary);
}

.toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: left .15s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.toggle.on .toggle-knob {
  left: 16px;
}

/* === Origin grid === */

.origin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  max-width: 120px;
}

.origin-btn {
  aspect-ratio: 1;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  border-radius: 8px;
  position: relative;
  cursor: pointer;
  transition: all .15s;
}

.origin-btn:hover {
  border-color: var(--color-primary);
}

.origin-btn.active {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.origin-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.origin-tl { top: 5px; left: 5px; }
.origin-tr { top: 5px; right: 5px; }
.origin-bl { bottom: 5px; left: 5px; }
.origin-br { bottom: 5px; right: 5px; }

/* === Canvas === */

.canvas {
  border-radius: 14px;
  background: var(--color-canvas-bg);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

/* When the mode switcher is visible, top-align the canvas so the switcher
   stays in a fixed position regardless of which mode's content is shown. */
.canvas:has(.dz-switcher) {
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 20px;
}

/* === Dropzone hero === */

.dropzone-hero {
  flex: 1;
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
  justify-content: center;
}

.dz-switcher {
  display: inline-flex;
  gap: 4px;
  background: var(--color-surface);
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-panel-sm);
}

.dz-switcher button {
  background: transparent;
  border: none;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-body);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.dz-switcher button.active {
  background: var(--ink);
  color: #fff;
}

.dz-card {
  width: 100%;
  background: var(--color-surface);
  border: 2px dashed var(--blue-200);
  border-radius: 16px;
  padding: 48px 32px;
  text-align: center;
  cursor: pointer;
  transition: all .18s;
}

.dz-card:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  transform: translateY(-2px);
}

.dz-ring {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: grid;
  place-items: center;
  margin: 0 auto 20px;
  border: 1px solid var(--blue-200);
}

.dz-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.dz-card p {
  font-size: 13px;
  color: var(--color-body);
  font-family: var(--font-mono);
  margin-bottom: 24px;
}

.dz-btns {
  display: inline-flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.dz-text {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow-panel-sm);
}

.dz-text textarea {
  width: 100%;
  min-height: 240px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
  outline: none;
  resize: vertical;
  background: var(--color-surface-alt);
}

.dz-text textarea:focus {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.dz-text-foot {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  align-items: center;
}

.mini-check {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  font-size: 12px;
  color: var(--color-body);
  font-weight: 500;
}

/* === Preview + toolpath === */

.preview-stage {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.preview-paper {
  position: relative;
  background: var(--color-surface);
  border-radius: 10px;
  box-shadow: var(--shadow-panel-lg);
  max-width: 100%;
  max-height: 100%;
  aspect-ratio: 1 / 1.414;
  overflow: hidden;
}

.preview-paper img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.preview-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--slate-400);
  text-align: center;
}

/* === Dock === */

.dock {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(calc(-50% + 160px));
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: var(--shadow-panel-lg);
  padding: 10px 14px;
  z-index: var(--z-header);
}

.dock-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.dock-sep {
  width: 1px;
  height: 28px;
  background: var(--color-border);
}

.dock-stats {
  display: flex;
  align-items: center;
  gap: 20px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat > span {
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-body);
  font-weight: 600;
}

.stat > b {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  font-weight: 700;
}

.pager {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pager button {
  width: 20px;
  height: 20px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 5px;
  font-weight: 700;
  color: var(--color-body);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
}

.pager button:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pager-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
}

/* === Drawer === */

.drawer-scrim {
  position: fixed;
  inset: 0;
  background: rgba(15,33,55,0.35);
  display: flex;
  justify-content: flex-end;
  z-index: var(--z-drawer);
  animation: fadeIn .18s ease;
}

.drawer {
  width: 520px;
  max-width: 92vw;
  background: var(--color-surface);
  height: 100%;
  display: flex;
  flex-direction: column;
  animation: slideIn .22s ease;
}

@keyframes fadeIn { from { opacity: 0; } }
@keyframes slideIn { from { transform: translateX(30px); opacity: 0; } }

.drawer-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
}

.drawer-head h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.font-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 20px;
  overflow-y: auto;
}

.font-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 12px;
  cursor: pointer;
  transition: all .15s;
  text-align: left;
}

.font-card:hover {
  border-color: var(--color-primary);
}

.font-card.active {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.font-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
}

.font-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

.font-sample {
  background: var(--color-surface);
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

/* === Buttons === */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 10px;
  border: none;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.005em;
  white-space: nowrap;
  cursor: pointer;
  transition: all .18s ease;
  text-decoration: none;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 13px;
  border-radius: 10px;
}

/* === Animations === */
/* fadeIn and slideIn defined above with drawer */

/* === Responsive === */

@media (max-width: 900px) {
  .ws-body { grid-template-columns: 1fr; }
  .dock { transform: translateX(-50%); flex-wrap: wrap; }
}

/* === File panel internals === */

.file-meta {
  font-size: var(--type-ui-size);
  color: var(--color-body);
  margin-bottom: var(--space-3);
}

/* === Buttons === */

.btn-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: var(--shadow-cta);
}

.btn-primary:hover {
  background: var(--blue-950);
  transform: translateY(-1px);
  box-shadow: var(--shadow-cta-hover);
}

.btn:disabled {
  opacity: 0.4;
  cursor: default;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--ink);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--ink);
  background: var(--color-surface-alt);
}

/* === State accents — Error banner === */

.error-banner {
  position: absolute;
  top: 76px; /* 56 header + 20 margin */
  left: calc(50% + 164px); /* center of area right of panels */
  transform: translateX(-50%);
  width: fit-content;
  max-width: calc(100% - 352px);
  background: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  border-left: 3px solid var(--color-error);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  z-index: var(--z-error-banner);
  font-size: 13px;
  color: var(--color-heading);
}

.error-banner__icon {
  width: 18px;
  height: 18px;
  background: var(--color-error);
  color: var(--color-surface);
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.error-banner__title {
  font-weight: var(--type-weight-semibold);
  color: var(--color-error);
  margin-right: var(--space-1);
}

.error-banner__message {
  flex: 1;
}

.error-banner__close {
  background: none;
  border: none;
  font-size: 16px;
  color: var(--color-body);
  cursor: pointer;
  padding: 0 var(--space-1);
  line-height: 1;
}

.error-banner__close:hover {
  color: var(--color-error);
}

/* === State accents — Toolpath playback controls === */

.toolpath-controls {
  position: absolute;
  bottom: 112px; /* clears the action bar (24 bottom + ~64 height + 24 gap) */
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-panel-md);
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  z-index: var(--z-panel);
}

.toolpath-controls__play {
  background: none;
  border: none;
  font-size: 16px;
  color: var(--color-primary);
  cursor: pointer;
  padding: 0 var(--space-1);
  line-height: 1;
}

.toolpath-controls__scrubber {
  width: 200px;
  height: 4px;
  appearance: none;
  -webkit-appearance: none;
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

.toolpath-controls__scrubber::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-full);
  cursor: pointer;
}

.toolpath-controls__scrubber::-moz-range-thumb {
  width: 12px;
  height: 12px;
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-full);
  cursor: pointer;
}

.toolpath-controls__scrubber::-moz-range-track {
  height: 4px;
  border-radius: var(--radius-full);
}

.toolpath-controls__scrubber::-moz-range-progress {
  height: 4px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.toolpath-controls__speed {
  appearance: none;
  -webkit-appearance: none;
  font-family: var(--font-mono);
  font-size: var(--type-ui-size);
  color: var(--color-body-strong);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  cursor: pointer;
}

.toolpath-controls__speed:hover {
  border-color: var(--color-primary);
}

/* === Notifications === */

.notification-container {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-notification);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.notification {
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-panel-md);
  max-width: 500px;
  pointer-events: auto;
}

.notification-error {
  background: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  color: var(--color-error);
}

.notification-success {
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  color: var(--color-success);
}

.notification-info {
  background: var(--color-primary-soft);
  border: 1px solid var(--color-border);
  color: var(--color-body-strong);
}

.notification-confirm {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-body-strong);
}

.notification-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: inherit;
  opacity: 0.7;
  padding: 0;
  line-height: 1;
}

.notification-close:hover {
  opacity: 1;
}

.notification-action {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--type-weight-semibold);
}

.notification-action:hover {
  text-decoration: underline;
}

.confirm-buttons {
  display: flex;
  gap: 8px;
  margin-left: 8px;
}

.confirm-yes, .confirm-no {
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  border: 1px solid var(--color-border);
}

.confirm-yes {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.confirm-no {
  background: var(--color-surface);
  color: var(--color-body);
}

/* === Loading overlay === */

.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: var(--z-header);
}

.loading-status {
  margin-top: var(--space-3);
  font-size: 13px;
  color: var(--color-body);
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* === Page-size picker === */

.field-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.field-head label {
  margin-bottom: 0;
}

.orient-toggle {
  display: inline-flex;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 2px;
  gap: 2px;
}

.orient-toggle button {
  width: 24px;
  height: 22px;
  border: none;
  background: transparent;
  border-radius: 4px;
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--color-body);
  transition: all .12s;
}

.orient-toggle button:hover {
  color: var(--ink);
}

.orient-toggle button.active {
  background: var(--color-surface);
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(15,33,55,0.08);
}

.orient-ico {
  display: inline-block;
  border: 1.4px solid currentColor;
  border-radius: 1.5px;
  background: transparent;
}

.orient-ico--portrait  { width: 8px;  height: 11px; }
.orient-ico--landscape { width: 11px; height: 8px;  }

.page-picker {
  position: relative;
}

.page-picker-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 10px 12px;
  text-align: left;
  cursor: pointer;
  transition: all .15s;
}

.page-picker-trigger:hover {
  border-color: var(--color-primary);
}

.page-picker-trigger[aria-expanded="true"] {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

.page-preview {
  flex-shrink: 0;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 1.5px;
  transition: transform .2s;
}

.page-picker-label {
  flex: 1;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
}

.page-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.page-dims {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-body);
  margin-top: 2px;
}

.page-chev {
  color: var(--color-body);
  transition: transform .18s;
  flex-shrink: 0;
}

.page-chev.open {
  transform: rotate(90deg);
}

.page-menu {
  z-index: 1000;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(15,33,55,0.12), 0 2px 6px rgba(15,33,55,0.06);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: pmFade .14s ease;
}

@keyframes pmFade {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: none; }
}

.page-menu-search {
  padding: 8px;
  border-bottom: 1px solid var(--color-border);
}

.page-menu-search input {
  width: 100%;
  border: none;
  background: var(--color-surface-alt);
  border-radius: 6px;
  padding: 8px 10px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink);
  outline: none;
}

.page-menu-search input:focus {
  background: var(--color-primary-soft);
}

.page-menu-quick {
  display: flex;
  gap: 6px;
  padding: 8px 8px 2px;
  flex-wrap: wrap;
}

.page-chip {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-body);
  cursor: pointer;
  transition: all .12s;
}

.page-chip:hover {
  color: var(--ink);
  border-color: var(--color-primary);
}

.page-chip.active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.page-menu-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 4px 0 6px;
}

.page-menu-group-h {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--slate-400);
  text-transform: uppercase;
  padding: 10px 14px 4px;
}

.page-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: transparent;
  border: none;
  padding: 8px 14px;
  cursor: pointer;
  text-align: left;
  transition: background .1s;
}

.page-menu-item:hover {
  background: var(--color-surface-alt);
}

.page-menu-item.active {
  background: var(--color-primary-soft);
}

.page-menu-item.active .page-menu-name {
  color: var(--color-primary-hover);
}

.page-menu-mini {
  flex-shrink: 0;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 1px;
  display: grid;
  place-items: center;
  transition: transform .2s;
}

.page-menu-item:hover .page-menu-mini {
  border-color: var(--color-primary);
}

.page-menu-item.active .page-menu-mini {
  border-color: var(--color-primary);
  background: #fff;
}

.page-menu-mini-custom {
  background: var(--color-surface);
  border-style: dashed;
  color: var(--color-body);
  width: 18px !important;
  height: 18px !important;
}

.page-menu-name {
  flex: 1;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

.page-menu-dims {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-body);
}

.page-menu-custom {
  border-top: 1px solid var(--color-border);
  margin-top: 4px;
  padding-top: 10px;
}

.page-menu-custom .page-menu-name {
  color: var(--color-body);
  font-weight: 600;
}

/* === Accessibility === */

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* === Sign-in modal === */

.signin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
}

.signin-modal {
  position: relative;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  max-width: 360px;
  width: 90%;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.signin-modal h3 {
  font-size: var(--type-h3-size);
  font-weight: var(--type-h3-weight);
  color: var(--color-heading);
  margin-bottom: var(--space-2);
}

.signin-modal p {
  font-size: 13px;
  color: var(--color-body);
  margin-bottom: var(--space-5);
  line-height: 1.5;
}

.signin-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
  font-size: 18px;
  color: var(--color-body);
  transition: all 0.15s;
}

.signin-modal-close:hover {
  background: var(--color-surface-alt);
  color: var(--color-body-strong);
}

.google-signin-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.google-signin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px 24px;
  white-space: nowrap;
  font-family: inherit;
  font-size: 14px;
  font-weight: var(--type-weight-semibold);
  color: var(--color-body-strong);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all 0.15s;
  box-shadow: var(--shadow-panel-sm);
}

.google-signin-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: var(--shadow-panel-md);
}

@media (max-width: 480px) {
  .signin-modal {
    padding: var(--space-5);
  }
}

/* === Conversion grid layout === */

.cv-grid {
  display: grid;
  grid-template-rows: minmax(200px, 0.9fr) minmax(260px, 1.1fr);
  gap: 12px;
  width: 100%;
  height: 100%;
}

.cv-top, .cv-bot {
  min-height: 0;
}

.cv-top {
  display: flex;
}

.cv-bot {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(260px, 1fr);
  gap: 12px;
}

.cv-bot--full {
  grid-template-columns: 1fr;
}

.cv-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.cv-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-body);
  border-bottom: 1px solid var(--color-border);
}

.mono-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--color-success);
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* === Glyph pipeline === */

.cv-pipeline {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 10px 10px 12px;
  display: flex;
  align-items: stretch;
  gap: 6px;
  min-height: 280px;
  box-shadow: var(--shadow-panel-sm);
}

.pstep {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border-radius: 10px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.pstep-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.pstep-num {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--color-primary-soft);
  color: var(--color-primary-hover);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.pstep-single .pstep-num {
  background: var(--color-primary);
  color: #fff;
}

.pstep-titles {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.2;
}

.pstep-title {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.pstep-hint {
  font-size: 10px;
  color: var(--color-body);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pstep-canvas {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  min-height: 120px;
}

.pstep-canvas img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.pstep-empty {
  font-size: 11px;
  color: var(--color-body);
  font-family: var(--font-mono);
}

.pstep-footer {
  padding: 6px 10px 8px;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.parrow {
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--slate-400);
  padding: 0 2px;
}

.parrow-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-body);
  white-space: nowrap;
}

.parrow-svg {
  width: 32px;
  height: 12px;
}

.glyph-canvas {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
}

.glyph-canvas img, .glyph-canvas svg {
  max-width: 100%;
  max-height: 100%;
}

/* Narrow: hide hints and arrow labels so pipeline stays on one row. */
@media (max-width: 1180px) {
  .cv-pipeline {
    gap: 4px;
    padding: 8px;
  }
  .pstep-head {
    padding: 6px 8px;
    gap: 6px;
  }
  .pstep-hint {
    display: none;
  }
  .pstep-title {
    font-size: 10.5px;
  }
  .parrow-label {
    display: none;
  }
  .parrow-svg {
    width: 20px;
  }
}

@media (max-width: 900px) {
  .cv-bot {
    grid-template-columns: 1fr;
  }

  .cv-grid {
    grid-template-rows: auto;
  }
}