:root {
  --bg: #e8e3d8;
  --panel: rgba(252, 250, 246, 0.94);
  --panel-soft: rgba(246, 241, 232, 0.88);
  --ink: #1f1c18;
  --muted: #69635d;
  --line: rgba(50, 44, 38, 0.14);
  --accent: #c96a3d;
  --accent-dark: #924421;
  --accent-soft: rgba(201, 106, 61, 0.14);
  --teal: #5d7773;
  --gold: #d8a844;
  --shadow: 0 24px 55px rgba(50, 39, 28, 0.14);
  --button-shadow: 0 10px 22px rgba(31, 28, 24, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --panel-gradient: repeating-linear-gradient(105deg, rgba(80, 61, 40, 0.018) 0 1px, transparent 1px 10px), linear-gradient(180deg, rgba(255, 253, 248, 0.94), rgba(248, 244, 237, 0.91));
  --tool-card: linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(244, 239, 230, 0.84));
  --primary-gradient: linear-gradient(135deg, #e08952, #b9522b);
}

* {
  box-sizing: border-box;
}

html {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    repeating-linear-gradient(90deg, rgba(68, 54, 39, 0.018) 0 1px, transparent 1px 9px),
    repeating-linear-gradient(0deg, rgba(68, 54, 39, 0.014) 0 1px, transparent 1px 11px),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.56), transparent 25%),
    linear-gradient(180deg, #f2ede4 0%, #e4dccf 100%);
  color: var(--ink);
  font-family: "Segoe UI", "Aptos", "Trebuchet MS", sans-serif;
  overflow-x: hidden;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

svg {
  display: block;
}

.hidden {
  display: none !important;
}

.app {
  width: min(1360px, calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0 34px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 22px;
}

.eyebrow,
.section-label {
  display: inline-flex;
  width: fit-content;
  padding: 4px 8px;
  border: 1px solid rgba(86, 70, 52, 0.08);
  border-radius: 10px;
  background: rgba(235, 222, 205, 0.58);
  color: var(--accent-dark);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  margin-bottom: 10px;
}

.intro {
  max-width: 720px;
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.58;
}

.header-actions {
  display: grid;
  gap: 12px;
  justify-items: end;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0;
}

.top-nav-link {
  padding: 0 12px;
  border-right: 1px solid rgba(50, 44, 38, 0.18);
  font-size: 0.9rem;
  line-height: 1;
}

.top-nav-link:last-child {
  padding-right: 0;
  border-right: 0;
}

#drawingFileInput,
#referenceFileInput,
#compareDrawingFileInput {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.button,
.button-secondary,
.tab-button,
.icon-toggle,
.blend-button,
.mini-button,
.nudge-button {
  border: 1px solid rgba(50, 44, 38, 0.12);
  border-radius: 999px;
  min-height: 44px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  font: inherit;
  text-align: center;
  text-decoration: none;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease, color 140ms ease, box-shadow 140ms ease;
}

.button {
  border-color: rgba(31, 28, 24, 0.2);
  background: linear-gradient(135deg, #25211c 0%, #15120f 100%);
  color: #f7f4ee;
  font-weight: 800;
  box-shadow: var(--button-shadow);
}

.button-secondary,
.icon-toggle,
.mini-button,
.nudge-button,
.blend-button {
  background: rgba(255, 255, 255, 0.55);
  color: var(--ink);
  font-weight: 700;
  box-shadow: none;
}

.button:disabled,
.button-secondary:disabled {
  cursor: not-allowed;
  opacity: 0.48;
  transform: none;
}

.button:active,
.button-secondary:active,
.tab-button:active,
.icon-toggle:active,
.blend-button:active,
.mini-button:active,
.nudge-button:active {
  transform: translateY(1px);
}

.mobile-tool-status-row,
.mobile-app-dock {
  display: none;
}

.mode-switcher {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
  padding: 8px;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 24px;
  background: rgba(252, 250, 246, 0.72);
  box-shadow: 0 18px 32px rgba(50, 39, 28, 0.1);
}

.tab-button {
  flex: 1;
  min-width: 0;
  font-weight: 850;
}

.tab-button.active {
  border-color: rgba(201, 106, 61, 0.55);
  background: var(--primary-gradient);
  color: #fffaf5;
  box-shadow: 0 10px 24px rgba(201, 106, 61, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.home-tab-button {
  flex: 0 0 52px;
  padding: 0;
}

.mode-switcher [data-mode="canon"] { order: 1; }
.mode-switcher [data-mode="body"] { order: 2; }
.mode-switcher [data-mode="perspective"] { order: 3; }
.mode-switcher [data-mode="compare"] { order: 4; }

.home-tab-button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.78fr) minmax(300px, 0.62fr);
  gap: 18px;
  align-items: start;
}

.card {
  border: 1px solid rgba(50, 44, 38, 0.12);
  border-radius: 28px;
  background: var(--panel-gradient);
  box-shadow: var(--shadow);
}

.workspace-card,
.side-panel {
  padding: 20px;
}

@media (min-width: 901px) {
  .workspace-card {
    display: grid;
    grid-template-columns: minmax(0, 1.26fr) minmax(240px, 300px);
    grid-template-areas:
      "heading heading"
      "tools tools"
      "stage inspector";
    gap: 14px;
  }

  .workspace-card > .panel-heading {
    grid-area: heading;
    margin-bottom: 0;
  }

  .workspace-tool-strip {
    grid-area: tools;
    margin-bottom: 0;
  }

  .drawing-stage {
    grid-area: stage;
  }

  .perspective-toolkit,
  .canon-toolkit,
  .body-canon-toolkit,
  .compare-panel {
    grid-area: inspector;
    align-self: start;
    margin: 0;
    max-height: min(76vh, 760px);
    overflow: auto;
  }

  .workspace-card .quick-actions {
    display: none;
  }
}

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

.panel-heading h2 {
  margin-top: 5px;
  font-size: 1.42rem;
}

.workspace-meta {
  display: grid;
  gap: 10px;
  justify-items: end;
  max-width: 360px;
}

.overlay-tool-control {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  justify-self: end;
  position: relative;
}

.overlay-tool-control .icon-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.overlay-color-swatches {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  z-index: 12;
  display: flex;
  align-items: center;
  gap: 5px;
  min-height: 44px;
  padding: 5px;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.66);
  box-shadow: var(--button-shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px) scale(0.98);
  transition: opacity 160ms ease, transform 160ms ease;
}

.overlay-tool-control.is-open .overlay-color-swatches {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

html:not(.mobile-light-mode) .overlay-color-swatches {
  border-color: rgba(185, 141, 66, 0.34);
  background: rgba(13, 11, 8, 0.58);
  box-shadow: inset 0 0 0 1px rgba(242, 231, 207, 0.04);
}

.overlay-color-swatch {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 2px solid rgba(50, 44, 38, 0.18);
  border-radius: 999px;
  background: linear-gradient(135deg, #c96a3d, #e0b347);
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.26);
}

.overlay-selected-dot {
  width: 13px;
  height: 13px;
  border: 1px solid rgba(255, 250, 245, 0.8);
  border-radius: 999px;
  background: linear-gradient(135deg, #c96a3d, #e0b347);
  box-shadow: 0 0 0 2px rgba(31, 28, 24, 0.12);
}

.overlay-color-amber {
  background: linear-gradient(135deg, #c96a3d, #e0b347);
}

.overlay-selected-dot.overlay-color-dark {
  background: #15120f;
}

.overlay-selected-dot.overlay-color-white {
  background: #fffaf5;
  border-color: rgba(31, 28, 24, 0.36);
}

.overlay-selected-dot.overlay-color-blue {
  background: #3d8ea6;
}

.overlay-color-swatch.is-active {
  border-color: #fffaf5;
  outline: 2px solid rgba(201, 106, 61, 0.72);
  outline-offset: 1px;
}

.overlay-color-dark {
  background: #15120f;
}

.overlay-color-white {
  background: #fffaf5;
}

.overlay-color-blue {
  background: #3d8ea6;
}

.hint,
.detail-copy {
  color: var(--muted);
  line-height: 1.55;
}

.mobile-workspace-toolbar {
  display: none;
}

.workspace-tool-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 12px;
}

.tool-strip-button {
  min-height: 40px;
  padding: 0 12px;
  font-size: 0.86rem;
  font-weight: 850;
}

.drawing-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 560px;
  overflow: hidden;
  border: 1px dashed rgba(201, 106, 61, 0.36);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.44) 25%, transparent 25%) 0 0 / 26px 26px,
    linear-gradient(315deg, rgba(255, 255, 255, 0.35) 25%, transparent 25%) 0 0 / 26px 26px,
    rgba(255, 255, 255, 0.35);
  cursor: pointer;
}

.drawing-stage.has-image {
  cursor: default;
  background: #211d18;
  border-style: solid;
}

.drawing-stage.compare-mode {
  cursor: default;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    #1f1c18;
  background-size: 34px 34px;
  border-style: solid;
}

.drawing-stage.canon3d-mode {
  cursor: grab;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    #15120f;
  background-size: 34px 34px;
  border-style: solid;
}

.drawing-stage.canon3d-mode:not(.has-image) {
  cursor: pointer;
}

.drawing-preview {
  display: none;
  width: 100%;
  height: 100%;
  max-height: 68vh;
  object-fit: contain;
}

.drawing-stage.has-image .drawing-preview {
  display: block;
}

.drawing-stage.compare-mode .drawing-preview,
.drawing-stage.compare-mode .drawing-overlay,
.drawing-stage.compare-mode .upload-empty-state {
  display: none;
}

.drawing-stage.canon3d-mode .drawing-preview,
.drawing-stage.canon3d-mode .drawing-overlay,
.drawing-stage.canon3d-mode .compare-stage {
  display: none;
}

.drawing-stage.canon3d-mode.has-image .drawing-preview {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: contain;
  opacity: 0.42;
  z-index: 1;
}

.drawing-stage.canon3d-mode .upload-empty-state {
  z-index: 3;
}

.upload-empty-state {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 28px;
}

.drawing-stage.has-image .upload-empty-state {
  display: none;
}

.upload-empty-state-inner {
  display: grid;
  justify-items: center;
  gap: 10px;
  color: var(--muted);
  text-align: center;
}

.upload-empty-icon {
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 16px 30px rgba(50, 39, 28, 0.1);
}

.upload-empty-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.8;
  stroke-linecap: round;
}

.upload-empty-label {
  color: var(--ink);
  font-size: 1.1rem;
  font-weight: 850;
}

.upload-empty-subcopy {
  font-size: 0.86rem;
}

.drawing-overlay {
  position: absolute;
  inset: 0;
  display: none;
  pointer-events: none;
  --overlay-line: rgba(201, 106, 61, 0.9);
  --overlay-line-soft: rgba(201, 106, 61, 0.66);
  --overlay-accent: rgba(224, 179, 71, 0.92);
  --overlay-accent-strong: rgba(201, 106, 61, 0.96);
  --overlay-dot: #c96a3d;
  --overlay-outline: rgba(255, 250, 245, 0.88);
  --overlay-shadow: rgba(31, 28, 24, 0.3);
}

.drawing-overlay.overlay-dark {
  --overlay-line: rgba(24, 20, 15, 0.92);
  --overlay-line-soft: rgba(24, 20, 15, 0.68);
  --overlay-accent: rgba(74, 55, 36, 0.9);
  --overlay-accent-strong: rgba(24, 20, 15, 0.96);
  --overlay-dot: #15120f;
  --overlay-outline: rgba(255, 250, 245, 0.88);
  --overlay-shadow: rgba(255, 250, 245, 0.18);
}

.drawing-overlay.overlay-white {
  --overlay-line: rgba(255, 250, 245, 0.9);
  --overlay-line-soft: rgba(255, 250, 245, 0.68);
  --overlay-accent: rgba(255, 250, 245, 0.92);
  --overlay-accent-strong: rgba(255, 250, 245, 0.96);
  --overlay-dot: #fffaf5;
  --overlay-outline: rgba(24, 20, 15, 0.72);
  --overlay-shadow: rgba(24, 20, 15, 0.34);
}

.drawing-overlay.overlay-blue {
  --overlay-line: rgba(61, 142, 166, 0.92);
  --overlay-line-soft: rgba(61, 142, 166, 0.66);
  --overlay-accent: rgba(81, 171, 196, 0.9);
  --overlay-accent-strong: rgba(43, 119, 146, 0.98);
  --overlay-dot: #3d8ea6;
  --overlay-outline: rgba(255, 250, 245, 0.88);
  --overlay-shadow: rgba(16, 39, 48, 0.34);
}

.drawing-stage.has-image .drawing-overlay.is-visible {
  display: block;
}

.axis,
.measure,
.vanish {
  position: absolute;
  display: block;
}

.axis {
  background: var(--overlay-line);
  box-shadow: 0 0 0 1px var(--overlay-shadow), 0 0 12px rgba(255, 250, 245, 0.08);
}

.axis-vertical {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
}

.axis-horizontal {
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
}

.axis-diagonal-one,
.axis-diagonal-two {
  top: 50%;
  left: 50%;
  width: 145%;
  height: 2px;
  transform-origin: center;
}

.axis-diagonal-one {
  transform: translate(-50%, -50%) rotate(26deg);
}

.axis-diagonal-two {
  transform: translate(-50%, -50%) rotate(-18deg);
}

.measure {
  left: 11%;
  right: 11%;
  height: 1px;
  border-top: 2px dashed var(--overlay-line-soft);
}

.measure-top { top: 25%; }
.measure-middle { top: 50%; }
.measure-bottom { top: 75%; }

.vanish {
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--overlay-accent);
  transform-origin: top center;
}

.vanish-left {
  left: 18%;
  transform: rotate(-22deg);
}

.vanish-right {
  right: 18%;
  transform: rotate(22deg);
}

.note-dot {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 3px solid var(--overlay-outline);
  border-radius: 999px;
  background: var(--overlay-dot);
  box-shadow: 0 10px 24px var(--overlay-shadow);
}

.note-dot span {
  position: absolute;
  top: -4px;
  left: 18px;
  padding: 4px 7px;
  border-radius: 999px;
  background: rgba(31, 28, 24, 0.82);
  color: #fffaf5;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.note-dot-a { top: 22%; left: 48%; }
.note-dot-b { top: 42%; left: 65%; }
.note-dot-c { top: 66%; left: 25%; }

.perspective-system {
  position: absolute;
  inset: 0;
  display: none;
  overflow: hidden;
}

.perspective-horizon,
.perspective-ray,
.vp-marker {
  position: absolute;
  pointer-events: none;
}

.perspective-horizon {
  left: 0;
  right: 0;
  top: var(--perspective-horizon, 48%);
  height: 2px;
  background: var(--overlay-line);
  box-shadow: 0 0 0 1px var(--overlay-shadow), 0 0 14px rgba(255, 250, 245, 0.08);
  pointer-events: auto;
  cursor: ns-resize;
  touch-action: none;
}

.perspective-horizon::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -14px;
  height: 30px;
}

.perspective-ray {
  left: 0;
  top: 0;
  width: 10px;
  height: 1px;
  border-radius: 999px;
  background: var(--overlay-accent);
  opacity: var(--perspective-opacity, 0.68);
  box-shadow: 0 0 0 0.5px var(--overlay-shadow);
  transform-origin: left center;
}

.ray-left {
  background: var(--overlay-accent);
}

.ray-right,
.ray-center {
  background: var(--overlay-accent-strong);
}

.vp-marker {
  display: grid;
  place-items: center;
  min-width: 34px;
  height: 26px;
  padding: 0 8px;
  border: 1px solid #fffaf5;
  border-radius: 999px;
  background: rgba(31, 28, 24, 0.78);
  color: #fffaf5;
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 8px 18px rgba(31, 28, 24, 0.2);
  transform: translate(-50%, -50%);
  pointer-events: auto;
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.drawing-overlay.mode-perspective .perspective-horizon {
  height: 1px;
  opacity: var(--perspective-opacity, 0.68);
  box-shadow: 0 0 0 0.5px var(--overlay-shadow);
}

.vp-marker:active {
  cursor: grabbing;
}

.vp-center { left: var(--vp-center-x, 50%); top: var(--perspective-horizon, 48%); }
.vp-left { left: var(--vp-left-x, -25%); top: var(--perspective-horizon, 48%); }
.vp-right { left: var(--vp-right-x, 125%); top: var(--perspective-horizon, 48%); }

.drawing-overlay.mode-proportion .axis-diagonal-one,
.drawing-overlay.mode-proportion .axis-diagonal-two,
.drawing-overlay.mode-proportion .vanish {
  display: none;
}

.drawing-overlay.mode-angles .measure,
.drawing-overlay.mode-angles .vanish,
.drawing-overlay.mode-angles .axis-vertical,
.drawing-overlay.mode-angles .axis-horizontal {
  display: none;
}

.drawing-overlay.mode-alignment .axis-diagonal-one,
.drawing-overlay.mode-alignment .axis-diagonal-two,
.drawing-overlay.mode-alignment .measure,
.drawing-overlay.mode-alignment .vanish {
  display: none;
}

.drawing-overlay.mode-perspective .axis,
.drawing-overlay.mode-perspective .measure,
.drawing-overlay.mode-perspective .vanish,
.drawing-overlay.mode-perspective .note-dot {
  display: none;
}

.drawing-overlay.mode-perspective .perspective-system {
  display: block;
}

.drawing-overlay.perspective-one .ray-left,
.drawing-overlay.perspective-one .ray-right,
.drawing-overlay.perspective-one .vp-left,
.drawing-overlay.perspective-one .vp-right,
.drawing-overlay.perspective-two .ray-center,
.drawing-overlay.perspective-two .vp-center {
  display: none;
}

.canon-system {
  position: absolute;
  inset: 0;
  display: none;
  overflow: hidden;
}

.canon-board {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(82%, 380px);
  aspect-ratio: 2.5 / 3.5;
  opacity: var(--canon-opacity, 0.72);
  transform: translate(-50%, -50%) translate(var(--canon-x, 0px), var(--canon-y, 0px)) scale(var(--canon-scale, 1));
  transform-origin: center;
  background: rgba(255, 250, 245, 0.02);
  border: 2px solid var(--overlay-line);
  box-shadow: 0 0 0 1px var(--overlay-shadow), 0 0 18px rgba(255, 250, 245, 0.08);
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.canon-board:active {
  cursor: grabbing;
}

.canon-system.is-dragging .canon-board {
  cursor: grabbing;
}

.canon-resize-handle {
  position: absolute;
  z-index: 5;
  width: 28px;
  height: 28px;
  border: 2px solid var(--overlay-outline);
  border-radius: 999px;
  background: var(--overlay-accent-strong);
  box-shadow: 0 6px 16px var(--overlay-shadow);
  pointer-events: auto;
  touch-action: none;
}

.canon-resize-handle::before {
  content: "";
  position: absolute;
  inset: -12px;
}

.handle-top-left {
  left: -14px;
  top: -14px;
  cursor: nwse-resize;
}

.handle-top-right {
  right: -14px;
  top: -14px;
  cursor: nesw-resize;
}

.handle-bottom-left {
  left: -14px;
  bottom: -14px;
  cursor: nesw-resize;
}

.handle-bottom-right {
  right: -14px;
  bottom: -14px;
  cursor: nwse-resize;
}

.canon-line,
.canon-vertical {
  position: absolute;
  pointer-events: none;
}

.canon-skull,
.canon-hairline,
.canon-brow,
.canon-eye,
.canon-nose,
.canon-mouth,
.canon-chin {
  left: 0;
  right: 0;
  height: 2px;
  border-top: 2px solid var(--overlay-line);
}

.canon-skull { top: 0; }
.canon-hairline { top: 14.286%; border-top-color: var(--overlay-accent); }
.canon-brow { top: 42.857%; border-top-color: var(--overlay-accent); }
.canon-eye { top: 50%; border-top-style: dashed; border-top-color: var(--overlay-accent-strong); }
.canon-nose { top: 71.429%; border-top-color: var(--overlay-accent); }
.canon-mouth { top: 85.714%; border-top-style: dashed; border-top-color: var(--overlay-accent-strong); }
.canon-chin { top: 100%; border-top-color: var(--overlay-accent); }

.canon-center {
  top: 0;
  bottom: 0;
  left: 60%;
  width: 2px;
  background: var(--overlay-line);
}

.canon-vertical {
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--overlay-line-soft);
}

.canon-grid-one { left: 20%; }
.canon-side-grid-three,
.canon-side-only {
  display: none;
}
.canon-width-one { left: 20%; background: var(--overlay-accent-strong); }
.canon-width-two { left: 40%; background: var(--overlay-accent-strong); }
.canon-width-three { left: 60%; background: var(--overlay-accent-strong); }
.canon-width-four { left: 80%; background: var(--overlay-accent-strong); }

.canon-label,
.canon-third-label {
  position: absolute;
  padding: 3px 7px;
  border-radius: 999px;
  border: 1px solid var(--overlay-line-soft);
  background: rgba(31, 28, 24, 0.58);
  color: #fffaf5;
  font-size: clamp(0.46rem, 1.7vw, 0.64rem);
  font-weight: 850;
  letter-spacing: 0.11em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
  pointer-events: none;
  transform: translateY(-50%);
  box-shadow: 0 1px 2px var(--overlay-shadow);
}

.drawing-overlay.overlay-dark .canon-label,
.drawing-overlay.overlay-dark .canon-third-label {
  background: rgba(255, 250, 245, 0.72);
  color: #15120f;
}

.drawing-overlay.overlay-white .canon-label,
.drawing-overlay.overlay-white .canon-third-label {
  background: rgba(31, 28, 24, 0.68);
  color: #fffaf5;
}

.canon-label {
  right: 6px;
}

.canon-label-skull { top: 0; }
.canon-label-hairline { top: 14.286%; }
.canon-label-brow { top: 42.857%; }
.canon-label-eye { top: 50%; }
.canon-label-nose { top: 71.429%; }
.canon-label-mouth { top: 85.714%; }
.canon-label-chin { top: 100%; }

.canon-third-label {
  left: 6px;
  min-width: 34px;
  text-align: center;
}

.canon-third-top { top: 28.571%; }
.canon-third-mid { top: 57.143%; }
.canon-third-low { top: 85.714%; }

.canon-detail {
  display: none;
}

.canon-line.canon-detail {
  height: 1px;
  border-top-width: 1px;
}

.canon-vertical.canon-detail {
  width: 1px;
}

.drawing-overlay.canon-show-eyes .canon-detail-eyes,
.drawing-overlay.canon-show-mouth .canon-detail-mouth,
.drawing-overlay.canon-show-widths .canon-detail-widths {
  display: block;
}

.drawing-overlay.mode-canon .axis,
.drawing-overlay.mode-canon .measure,
.drawing-overlay.mode-canon .vanish,
.drawing-overlay.mode-canon .note-dot,
.drawing-overlay.mode-canon .perspective-system {
  display: none;
}

.drawing-overlay.mode-canon .canon-system {
  display: block;
  pointer-events: auto;
  touch-action: none;
}

.drawing-overlay.mode-canon {
  pointer-events: auto;
}

.drawing-overlay.canon-side .canon-board {
  width: min(92%, 532px);
  aspect-ratio: 1;
  background: rgba(255, 250, 245, 0.02);
}

.drawing-overlay.canon-side .canon-hairline { top: 14.286%; }
.drawing-overlay.canon-side .canon-brow { top: 42.857%; }
.drawing-overlay.canon-side .canon-eye { top: 50%; }
.drawing-overlay.canon-side .canon-nose { top: 71.429%; }
.drawing-overlay.canon-side .canon-mouth { top: 85.714%; }
.drawing-overlay.canon-side .canon-chin { top: 100%; }

.drawing-overlay.canon-side .canon-label-hairline { top: 14.286%; }
.drawing-overlay.canon-side .canon-label-brow { top: 42.857%; }
.drawing-overlay.canon-side .canon-label-eye { top: 50%; }
.drawing-overlay.canon-side .canon-label-nose { top: 71.429%; }
.drawing-overlay.canon-side .canon-label-mouth { top: 85.714%; }
.drawing-overlay.canon-side .canon-label-chin { top: 100%; }

.drawing-overlay.canon-side .canon-third-top { top: 28.571%; }
.drawing-overlay.canon-side .canon-third-mid { top: 57.143%; }
.drawing-overlay.canon-side .canon-third-low { top: 85.714%; }

.drawing-overlay.canon-side .canon-grid-one {
  display: block;
  left: 28.571%;
}

.drawing-overlay.canon-side .canon-center {
  left: 57.143%;
}

.drawing-overlay.canon-side .canon-side-grid-three {
  display: block;
  left: 85.714%;
}

.drawing-overlay.canon-side .canon-width-one {
  left: 9.524%;
}

.drawing-overlay.canon-side .canon-width-two {
  left: 19.048%;
}

.drawing-overlay.canon-side .canon-width-three,
.drawing-overlay.canon-side .canon-width-four {
  display: none;
}

.drawing-overlay.canon-side.canon-show-widths .canon-width-three,
.drawing-overlay.canon-side.canon-show-widths .canon-width-four {
  display: none;
}

.drawing-overlay.canon-side .canon-side-only {
  display: none;
}

.drawing-overlay.canon-side.canon-show-widths .canon-side-only {
  display: block;
}

.drawing-overlay.canon-side .canon-side-width-label-a {
  left: 9.524%;
  top: 7.143%;
  transform: translate(-50%, -50%);
}

.drawing-overlay.canon-side .canon-side-width-label-b {
  left: 19.048%;
  top: 7.143%;
  transform: translate(-50%, -50%);
}

.drawing-overlay.canon-side .canon-label {
  right: 6px;
}

.canon-guide-toggle {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.canon-guide-toggle .mini-button {
  min-height: 40px;
  font-size: clamp(0.66rem, 1.7vw, 0.78rem);
  line-height: 1.1;
  white-space: normal;
}

.canon-guide-toggle .mini-button.is-active,
.mini-button.is-active {
  border-color: rgba(201, 106, 61, 0.45);
  background: rgba(201, 106, 61, 0.12);
  color: var(--ink);
}

.canon-guide-toggle .mini-button:not(.is-active) {
  opacity: 0.62;
}

.body-canon-system {
  position: absolute;
  inset: 0;
  display: none;
  overflow: hidden;
}

.body-canon-board {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(50%, 240px);
  aspect-ratio: 0.3;
  opacity: var(--body-opacity, 0.7);
  transform: translate(-50%, -50%) translate(var(--body-x, 0px), var(--body-y, 0px)) scale(var(--body-scale, 1));
  transform-origin: center;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.36) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.46) 1px, transparent 1px);
  background-size: 50% 100%, 100% 12.5%;
  border: 2px solid rgba(255, 255, 255, 0.84);
  box-shadow: 0 0 0 1px rgba(31, 28, 24, 0.22), 0 18px 34px rgba(31, 28, 24, 0.18);
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.body-canon-board:active,
.body-canon-system.is-dragging .body-canon-board {
  cursor: grabbing;
}

.body-canon-line {
  position: absolute;
  pointer-events: none;
}

.body-head,
.body-chest,
.body-navel,
.body-pelvis,
.body-knee,
.body-ankle {
  left: 0;
  right: 0;
  height: 1px;
  border-top: 2px dashed rgba(201, 106, 61, 0.84);
}

.body-head { top: 12.5%; border-top-style: solid; }
.body-chest { top: 25%; }
.body-navel { top: 37.5%; }
.body-pelvis { top: 50%; border-top-style: solid; }
.body-knee { top: 75%; }
.body-ankle { top: 87.5%; }

.body-center {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: rgba(255, 255, 255, 0.82);
}

.body-canon-guide {
  display: none;
}

.body-side-guide {
  display: none;
}

.drawing-overlay.mode-body .axis,
.drawing-overlay.mode-body .measure,
.drawing-overlay.mode-body .vanish,
.drawing-overlay.mode-body .note-dot,
.drawing-overlay.mode-body .perspective-system,
.drawing-overlay.mode-body .canon-system {
  display: none;
}

.drawing-overlay.mode-body .body-canon-system {
  display: block;
  pointer-events: auto;
  touch-action: none;
}

.drawing-overlay.mode-body {
  pointer-events: auto;
}

.drawing-overlay.body-side .body-canon-board {
  width: min(62%, 300px);
  aspect-ratio: 0.38;
}

.drawing-overlay.body-side .body-front-guide,
.drawing-overlay.body-side .body-side-guide,
.drawing-overlay.body-front .body-side-guide {
  display: none;
}

.compare-stage {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  overflow: hidden;
  pointer-events: auto;
  touch-action: none;
}

.canon3d-stage {
  position: absolute;
  inset: 0;
  display: none;
  overflow: hidden;
  pointer-events: auto;
  touch-action: none;
}

.drawing-stage.canon3d-mode .canon3d-stage {
  display: block;
  z-index: 2;
}

.canon3d-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.canon3d-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 22px;
  color: #fffaf5;
  text-align: center;
  pointer-events: none;
}

.drawing-stage.compare-mode .compare-stage {
  display: grid;
}

.compare-image {
  position: absolute;
  display: none;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity 180ms ease, filter 180ms ease;
  user-select: none;
  -webkit-user-drag: none;
}

.reference-image.is-loaded,
.compare-drawing-image.is-loaded {
  display: block;
  opacity: 1;
}

.reference-image {
  filter: saturate(0.9) contrast(0.96);
}

.compare-drawing-image {
  opacity: var(--compare-opacity, 0.58);
  mix-blend-mode: multiply;
  transform: translate(var(--compare-x, 0px), var(--compare-y, 0px)) scale(var(--compare-scale, 1)) rotate(var(--compare-rotate, 0deg));
  transform-origin: center;
  filter: contrast(1.08) saturate(0.45);
  pointer-events: none;
}

.compare-drawing-image.is-loaded {
  opacity: var(--compare-opacity, 0.58);
}

.compare-empty-state {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(31, 28, 24, 0.06);
}

.compare-stage.has-any-image .compare-empty-state {
  display: none;
}

.compare-empty-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 180px));
  gap: 12px;
  width: min(100%, 390px);
}

.compare-upload-tile {
  min-height: 138px;
  display: grid;
  place-items: center;
  gap: 10px;
  padding: 18px;
  border: 1px dashed rgba(201, 106, 61, 0.45);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.76);
  color: var(--ink);
  font-weight: 850;
  text-align: center;
  cursor: pointer;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.12);
}

.compare-upload-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: #fffaf5;
  color: var(--accent);
  font-size: 1.45rem;
  box-shadow: inset 0 0 0 1px rgba(50, 44, 38, 0.1);
}

.compare-center-guides {
  position: absolute;
  inset: 0;
  display: none;
  pointer-events: none;
}

.compare-stage.has-both-images .compare-center-guides {
  display: block;
}

.compare-stage.has-both-images {
  cursor: grab;
}

.compare-stage.is-dragging {
  cursor: grabbing;
}

.compare-center-guides span {
  position: absolute;
  background: rgba(255, 255, 255, 0.45);
}

.compare-center-guides span:first-child {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.compare-center-guides span:last-child {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
}

.mobile-compare-controls {
  display: none;
}

.mobile-perspective-hud {
  display: none;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.readiness-badge,
.mobile-tool-chip,
.mobile-tool-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 26px;
  padding: 0 10px;
  border: 1px solid rgba(50, 44, 38, 0.12);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.78);
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.mobile-tool-status-pill span {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--accent);
}

.score-card,
.detail-card,
.compare-panel {
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 22px;
  background: var(--tool-card);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.score-card {
  padding: 16px;
  margin-bottom: 14px;
}

.app.compare-active .score-card,
.app[data-mode="proportion"] .score-card,
.app[data-mode="canon"] .score-card,
.app[data-mode="body"] .score-card,
.app[data-mode="canon3d"] .score-card,
.app.compare-active .analysis-grid {
  display: none;
}

.proportion-toolkit {
  display: none;
  padding: 15px;
  margin-bottom: 14px;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 22px;
  background: var(--tool-card);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.perspective-toolkit {
  display: none;
  padding: 15px;
  margin: 10px 0 14px;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 22px;
  background: var(--tool-card);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.canon-toolkit {
  display: none;
  padding: 15px;
  margin: 10px 0 14px;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 22px;
  background: var(--tool-card);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.body-canon-toolkit {
  display: none;
  padding: 15px;
  margin: 10px 0 14px;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 22px;
  background: var(--tool-card);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.canon3d-toolkit {
  display: none;
  padding: 15px;
  margin: 10px 0 14px;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 22px;
  background: var(--tool-card);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.score-card,
.detail-card,
.compare-panel,
.proportion-toolkit,
.perspective-toolkit,
.canon-toolkit,
.body-canon-toolkit,
.canon3d-toolkit {
  position: relative;
  overflow: hidden;
}

.score-card::before,
.detail-card::before,
.compare-panel::before,
.proportion-toolkit::before,
.perspective-toolkit::before,
.canon-toolkit::before,
.body-canon-toolkit::before,
.canon3d-toolkit::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 12px;
  bottom: 12px;
  width: 3px;
  border-radius: 999px;
  background: rgba(201, 106, 61, 0.48);
}

.score-card::before,
.detail-card::before,
.compare-panel::before,
.canon-toolkit::before,
.perspective-toolkit::before,
.body-canon-toolkit::before {
  content: none;
}

.detail-card:nth-of-type(2)::before {
  background: rgba(81, 107, 102, 0.42);
}

.canon3d-toolkit::before {
  background: rgba(61, 142, 166, 0.42);
}

.detail-card:nth-of-type(3)::before,
.proportion-toolkit::before {
  background: rgba(217, 173, 92, 0.52);
}

.score-card > *,
.detail-card > *,
.compare-panel > *,
.proportion-toolkit > *,
.perspective-toolkit > *,
.canon-toolkit > *,
.body-canon-toolkit > *,
.canon3d-toolkit > * {
  position: relative;
  z-index: 1;
}

.drawing-unlock-card {
  border-color: rgba(201, 106, 61, 0.26);
  background:
    radial-gradient(circle at top left, rgba(201, 106, 61, 0.1), transparent 36%),
    rgba(255, 252, 246, 0.88);
}

.drawing-unlock-card .button {
  width: 100%;
  margin-top: 12px;
}

.drawing-unlock-card a {
  color: var(--accent-dark);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.app[data-mode="proportion"] .proportion-toolkit {
  display: grid;
  gap: 12px;
}

.app[data-mode="perspective"] .perspective-toolkit {
  display: grid;
  gap: 12px;
}

.app[data-mode="canon"] .canon-toolkit {
  display: grid;
  gap: 10px;
}

.app[data-mode="body"] .body-canon-toolkit {
  display: grid;
  gap: 10px;
}

.app[data-mode="canon3d"] .canon3d-toolkit {
  display: grid;
  gap: 10px;
}

.app.compare-active .proportion-toolkit {
  display: none;
}

.proportion-toolkit-head,
.perspective-toolkit-head,
.canon-toolkit-head,
.body-canon-toolkit-head,
.compare-toolkit-head,
.canon3d-toolkit-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.proportion-toolkit h3,
.perspective-toolkit h3,
.canon-toolkit h3,
.body-canon-toolkit h3,
.compare-panel h3,
.canon3d-toolkit h3 {
  margin: 5px 0 0;
  font-size: 1.18rem;
}

.perspective-mode-toggle,
.canon-view-toggle,
.canon-action-row,
.body-canon-view-toggle,
.body-canon-action-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.canon3d-mode-toggle,
.canon3d-view-row,
.canon3d-layer-row {
  display: grid;
  gap: 8px;
}

.canon3d-mode-toggle {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.canon3d-view-row,
.canon3d-layer-row {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.perspective-mode-toggle .blend-button,
.canon-view-toggle .blend-button,
.body-canon-view-toggle .blend-button {
  min-height: 38px;
}

.perspective-auto-button {
  width: 100%;
  min-height: 38px;
  border-radius: 14px;
}

.perspective-ray-count-control {
  display: grid;
  gap: 8px;
}

.perspective-ray-count-control > span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ray-stepper {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 8px;
}

.ray-stepper strong {
  min-width: 42px;
  text-align: center;
  color: var(--ink);
  font-size: 1rem;
}

.app[data-perspective-mode="one"] .two-point-control,
.app[data-perspective-mode="two"] .one-point-control {
  display: none;
}

.perspective-beam-toggle {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.perspective-beam-toggle .mini-button {
  min-height: 34px;
  opacity: 0.56;
}

.perspective-beam-toggle .mini-button.is-active {
  opacity: 1;
  border-color: rgba(201, 106, 61, 0.45);
  background: rgba(201, 106, 61, 0.14);
  color: var(--ink);
}

.drawing-overlay.hide-left-beams .ray-left,
.drawing-overlay.hide-left-beams .vp-left,
.drawing-overlay.hide-right-beams .ray-right,
.drawing-overlay.hide-right-beams .vp-right {
  display: none;
}

.proportion-frame {
  position: relative;
  min-height: 148px;
  overflow: hidden;
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 16px;
  background:
    linear-gradient(90deg, rgba(31, 28, 24, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(31, 28, 24, 0.08) 1px, transparent 1px),
    rgba(252, 250, 246, 0.72);
  background-size: 26px 26px;
}

.proportion-guide,
.proportion-envelope-box {
  position: absolute;
  pointer-events: none;
}

.proportion-guide {
  background: rgba(31, 28, 24, 0.34);
}

.proportion-guide.vertical {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
}

.proportion-guide.half,
.proportion-guide.third-a,
.proportion-guide.third-b {
  left: 0;
  right: 0;
  height: 1px;
}

.proportion-guide.half {
  top: 50%;
  background: rgba(31, 28, 24, 0.42);
}

.proportion-guide.third-a {
  top: 33.333%;
  border-top: 1px dashed rgba(31, 28, 24, 0.3);
  background: transparent;
}

.proportion-guide.third-b {
  top: 66.666%;
  border-top: 1px dashed rgba(31, 28, 24, 0.3);
  background: transparent;
}

.proportion-envelope-box {
  left: var(--env-x, 18%);
  top: var(--env-y, 18%);
  width: var(--env-w, 64%);
  height: var(--env-h, 64%);
  border: 2px solid var(--accent);
  border-radius: 8px;
  background: rgba(201, 106, 61, 0.08);
  box-shadow: 0 0 0 999px rgba(31, 28, 24, 0.05);
}

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

.proportion-stat-grid div,
.perspective-stat-grid div {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 10px;
  border: 1px solid rgba(50, 44, 38, 0.08);
  border-radius: 14px;
  background: rgba(255, 252, 246, 0.64);
}

.proportion-stat-grid strong,
.perspective-stat-grid strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 0.86rem;
}

.score-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin: 8px 0 12px;
}

.score-row strong {
  font-size: 2.55rem;
  line-height: 1;
}

.score-row span {
  color: var(--muted);
  line-height: 1.35;
  text-align: right;
}

.confidence-meter {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(31, 28, 24, 0.08);
}

.confidence-meter span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--gold), var(--teal));
  transition: width 420ms ease;
}

.read-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.read-metric-grid div {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 10px;
  border: 1px solid rgba(50, 44, 38, 0.08);
  border-radius: 14px;
  background: rgba(255, 252, 246, 0.64);
}

.meta-label {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.read-metric-grid strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 0.88rem;
  line-height: 1.15;
}

.analysis-grid {
  display: grid;
  gap: 12px;
}

.detail-card,
.compare-panel {
  padding: 15px;
}

.detail-card .section-label {
  margin-bottom: 7px;
}

.compare-panel {
  display: none;
  gap: 12px;
  margin: 10px 0 14px;
  background: var(--tool-card);
}

.app.compare-active .compare-panel {
  display: grid;
  margin: 0;
}

.compare-panel h3 {
  margin-bottom: 0;
}

.desktop-compare-controls {
  display: grid;
  gap: 12px;
  width: 100%;
  min-width: 0;
}

.compare-upload-row,
.compare-control-row,
.compare-blend-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.compare-blend-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.compare-upload-row .button,
.compare-upload-row .button-secondary,
.compare-control-row .button-secondary,
.blend-button {
  min-height: 40px;
  padding: 0 12px;
  font-size: 0.84rem;
}

.blend-button {
  border: 1px solid rgba(50, 44, 38, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
  box-shadow: none;
}

.blend-button.is-active {
  border-color: rgba(201, 106, 61, 0.45);
  background: var(--primary-gradient);
  color: #fffaf5;
  box-shadow: 0 10px 24px rgba(201, 106, 61, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.compare-slider {
  display: grid;
  gap: 7px;
}

.compare-slider span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.compare-slider input {
  width: 100%;
  accent-color: var(--accent);
}

@media (min-width: 901px) {
  .workspace-card > .panel-heading,
  .workspace-tool-strip,
  .quick-actions {
    margin-bottom: 0;
    margin-top: 0;
  }

  .perspective-toolkit,
  .canon-toolkit,
  .body-canon-toolkit {
    margin: 0;
  }
}

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

  .topbar {
    display: grid;
  }

  .header-actions {
    justify-items: start;
  }
}

@media (max-width: 720px) {
  body {
    padding: 0 0 calc(96px + env(safe-area-inset-bottom, 0px));
  }

  .app {
    width: 100%;
    padding: 8px 8px 24px;
    overflow: visible;
  }

  .topbar {
    margin: -8px -8px 12px;
    padding: 24px 14px 18px;
    border: 1px solid rgba(50, 44, 38, 0.1);
    border-radius: 0 0 24px 24px;
    background: rgba(252, 250, 246, 0.88);
    box-shadow: 0 18px 38px rgba(50, 39, 28, 0.12);
  }

  .topbar h1 {
    font-size: 1.8rem;
    line-height: 1.02;
  }

  .intro,
  .header-actions .button,
  .top-nav {
    display: none;
  }

  .mobile-tool-status-row {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-top: 10px;
  }

  .mode-switcher {
    position: sticky;
    top: 8px;
    z-index: 20;
    gap: 6px;
    margin-bottom: 12px;
    padding: 7px;
    border-radius: 24px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .mode-switcher::-webkit-scrollbar {
    display: none;
  }

  .tab-button {
    flex: 0 0 auto;
    min-width: 92px;
    min-height: 52px;
    padding: 0 13px;
    border-radius: 18px;
    font-size: 0.82rem;
  }

  .home-tab-button {
    min-width: 60px;
  }

  .layout {
    gap: 12px;
  }

  .card {
    border-radius: 20px;
  }

  .workspace-card,
  .side-panel {
    padding: 12px;
  }

  .panel-heading {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 10px;
    margin-bottom: 12px;
  }

  .panel-heading h2 {
    font-size: 1.35rem;
  }

  .workspace-meta {
    justify-items: end;
    max-width: none;
    text-align: right;
  }

  .workspace-meta .hint {
    display: none;
  }

  .overlay-tool-control {
    justify-self: end;
    gap: 6px;
  }

  .overlay-color-swatches {
    min-height: 36px;
    padding: 4px;
  }

  .overlay-color-swatch {
    width: 24px;
    height: 24px;
  }

  .icon-toggle {
    min-height: 36px;
    padding: 0 13px;
    font-size: 0.78rem;
  }

  .mobile-workspace-toolbar {
    display: none;
  }

  .workspace-tool-strip {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 7px;
  }

  .workspace-tool-strip label {
    display: inline-flex;
  }

  .tool-strip-button {
    min-height: 40px;
    padding: 0 7px;
    font-size: 0.7rem;
  }

  .app.compare-active .mobile-workspace-toolbar {
    display: none;
  }

  .app.compare-active .icon-toggle,
  .app.compare-active .overlay-tool-control {
    display: none;
  }

  .app.compare-active .mobile-app-dock {
    display: none;
  }

  .mobile-toolbar-button {
    flex: 1;
    min-height: 42px;
    padding: 0 12px;
  }

  .drawing-stage {
    min-height: 430px;
    border-radius: 22px;
  }

  .app[data-mode="perspective"] .drawing-stage {
    min-height: min(44vh, 330px);
  }

  .app[data-mode="canon"] .drawing-stage {
    min-height: min(48vh, 360px);
  }

.app[data-mode="body"] .drawing-stage {
  min-height: min(52vh, 390px);
}

.app[data-mode="canon3d"] .drawing-stage {
  min-height: min(58vh, 460px);
}

  .app[data-mode="perspective"] .drawing-preview {
    max-height: min(42vh, 310px);
  }

  .app[data-mode="perspective"] .mobile-perspective-hud {
    display: grid;
    gap: 6px;
    margin: 10px 0 12px;
    padding: 8px;
    border: 1px solid rgba(255, 255, 255, 0.42);
    border-radius: 16px;
    background: rgba(31, 28, 24, 0.76);
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.26);
    backdrop-filter: blur(16px);
    touch-action: auto;
  }

  .mobile-perspective-hud-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
    gap: 6px;
  }

  .mobile-perspective-hud .perspective-beam-toggle {
    gap: 6px;
  }

  .mobile-perspective-hud .perspective-beam-toggle .mini-button {
    min-height: 28px;
    border-radius: 12px;
    color: rgba(255, 250, 245, 0.72);
  }

  .mobile-perspective-hud .perspective-beam-toggle .mini-button.is-active {
    background: rgba(201, 106, 61, 0.88);
    color: #fffaf5;
  }

  .perspective-toolkit > .perspective-beam-toggle {
    display: none;
  }

  .mobile-perspective-hud .blend-button,
  .mobile-perspective-hud .mini-button {
    min-height: 30px;
    border-radius: 12px;
    font-size: 0.68rem;
  }

  .mobile-perspective-hud .compare-slider.compact {
    grid-template-columns: 56px minmax(0, 1fr);
    align-items: center;
    min-height: 26px;
  }

  .mobile-perspective-hud .compare-slider span {
    color: rgba(255, 250, 245, 0.82);
    font-size: 0.62rem;
  }

  .mobile-perspective-hud .mobile-ray-count {
    color: #fffaf5;
    text-align: center;
    font-size: 0.88rem;
  }

  .app[data-mode="perspective"] .vp-marker {
    min-width: 46px;
    height: 36px;
    font-size: 0.76rem;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
  }

  .app[data-mode="perspective"] .perspective-horizon::before {
    top: -24px;
    height: 52px;
  }

  .app[data-mode="canon"] .drawing-preview {
    max-height: min(46vh, 340px);
  }

  .app[data-mode="body"] .drawing-preview {
    max-height: min(50vh, 370px);
  }

  .drawing-stage.compare-mode {
    min-height: min(62vh, 520px);
    height: min(62vh, 520px);
  }

  .drawing-stage.compare-mode .compare-stage {
    inset: 10px;
    overflow: hidden;
    border-radius: 18px;
  }

  .drawing-preview {
    max-height: 58vh;
  }

  .quick-actions {
    display: none;
  }

  .score-row strong {
    font-size: 2.2rem;
  }

  .read-metric-grid {
    grid-template-columns: 1fr;
  }

  .read-metric-grid div {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .proportion-stat-grid,
  .perspective-stat-grid {
    grid-template-columns: 1fr;
  }

  .proportion-stat-grid div,
  .perspective-stat-grid div {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .proportion-frame {
    min-height: 132px;
  }

  .perspective-toolkit {
    gap: 7px;
    margin: 8px 0 10px;
    padding: 9px;
    border-radius: 16px;
  }

  .perspective-toolkit-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
  }

  .perspective-toolkit-head .section-label {
    margin: 0;
    font-size: 0.62rem;
  }

  .perspective-toolkit h3 {
    margin: 1px 0 0;
    font-size: 1rem;
  }

  .perspective-toolkit .readiness-badge {
    min-height: 28px;
    padding: 0 11px;
    font-size: 0.68rem;
  }

  .perspective-mode-toggle {
    gap: 6px;
  }

  .perspective-mode-toggle .blend-button {
    min-height: 30px;
    border-radius: 12px;
    font-size: 0.72rem;
  }

  .perspective-toolkit .compare-slider {
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 8px;
    min-height: 28px;
  }

  .perspective-toolkit .compare-slider span {
    font-size: 0.66rem;
  }

  .perspective-toolkit .compare-slider input {
    min-width: 0;
  }

  .perspective-stat-grid {
    display: none;
  }

  .canon-toolkit {
    gap: 7px;
    margin: 8px 0 10px;
    padding: 9px;
    border-radius: 16px;
  }

  .canon-toolkit-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
  }

  .canon-toolkit-head .section-label {
    margin: 0;
    font-size: 0.62rem;
  }

  .canon-toolkit h3 {
    margin: 1px 0 0;
    font-size: 1rem;
  }

  .canon-toolkit .readiness-badge {
    min-height: 28px;
    padding: 0 11px;
    font-size: 0.68rem;
  }

  .canon-view-toggle,
  .canon-action-row {
    gap: 6px;
  }

  .canon-view-toggle .blend-button {
    min-height: 30px;
    border-radius: 12px;
    font-size: 0.72rem;
  }

  .body-canon-toolkit {
    gap: 7px;
    margin: 8px 0 10px;
    padding: 9px;
    border-radius: 16px;
  }

  .body-canon-toolkit-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
  }

  .body-canon-toolkit-head .section-label {
    margin: 0;
    font-size: 0.62rem;
  }

  .body-canon-toolkit h3 {
    margin: 1px 0 0;
    font-size: 1rem;
  }

  .body-canon-toolkit .readiness-badge {
    min-height: 28px;
    padding: 0 11px;
    font-size: 0.68rem;
  }

  .body-canon-view-toggle,
  .body-canon-action-row {
    gap: 6px;
  }

  .body-canon-view-toggle .blend-button {
    min-height: 30px;
    border-radius: 12px;
    font-size: 0.72rem;
  }

  .app.compare-active .compare-panel {
    display: grid;
  }

  .desktop-compare-controls {
    display: none;
  }

  .compare-empty-grid {
    grid-template-columns: 1fr;
    width: min(100%, 230px);
  }

  .compare-upload-tile {
    min-height: 108px;
  }

  .mobile-compare-controls {
    display: none;
    margin-top: 10px;
    gap: 6px;
    padding: 8px;
    overflow: visible;
    border: 1px solid rgba(255, 255, 255, 0.42);
    border-radius: 16px;
    background: rgba(252, 250, 246, 0.9);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(16px);
    touch-action: auto;
  }

  .app.compare-active .mobile-compare-controls {
    display: grid;
  }

  .mobile-compare-upload-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
  }

  .mini-button {
    min-height: 30px;
    padding: 0 8px;
    border-radius: 12px;
    font-size: 0.7rem;
  }

  .compare-slider.compact {
    grid-template-columns: 52px minmax(0, 1fr);
    align-items: center;
    gap: 7px;
  }

  .compare-slider.compact span {
    font-size: 0.66rem;
  }

  .compare-slider.compact input {
    min-width: 0;
  }

  .mobile-nudge-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
  }

  .nudge-button {
    min-height: 28px;
    padding: 0;
    border-radius: 12px;
    font-size: 0.86rem;
  }

  .compare-blend-grid.compact {
    gap: 5px;
  }

  .compare-blend-grid.compact .blend-button {
    min-height: 28px;
    padding: 0 6px;
    border-radius: 12px;
    font-size: 0.66rem;
  }

  .mobile-app-dock {
    position: fixed;
    left: max(8px, env(safe-area-inset-left));
    right: max(8px, env(safe-area-inset-right));
    bottom: max(8px, env(safe-area-inset-bottom, 0px));
    z-index: 50;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    min-height: 74px;
    padding: 8px;
    border: 1px solid rgba(50, 44, 38, 0.1);
    border-radius: 22px;
    background: rgba(252, 250, 246, 0.96);
    box-shadow: 0 18px 42px rgba(50, 39, 28, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(16px);
  }

  .mobile-app-dock-link {
    display: grid;
    place-items: center;
    gap: 3px;
    min-width: 0;
    border-radius: 18px;
    color: rgba(31, 28, 24, 0.66);
    font-size: 0.72rem;
    font-weight: 850;
    letter-spacing: 0;
  }

  .mobile-app-dock-link svg {
    width: 19px;
    height: 19px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .mobile-app-dock-link.is-active {
    background: #1f1c18;
    color: #fffaf5;
    box-shadow: 0 14px 24px rgba(31, 28, 24, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  }
}

@media (max-width: 720px) {
  :root {
    --bg: #0d0b08;
    --panel: rgba(24, 20, 15, 0.96);
    --panel-soft: rgba(34, 27, 19, 0.94);
    --ink: #f2e7cf;
    --muted: rgba(242, 231, 207, 0.7);
    --line: rgba(185, 141, 66, 0.36);
    --accent: #b98d42;
    --accent-dark: #9f4f28;
    --accent-soft: rgba(185, 141, 66, 0.14);
    --shadow: 0 24px 48px rgba(0, 0, 0, 0.34);
    --button-shadow: 0 14px 26px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 244, 223, 0.16);
    --panel-gradient: repeating-linear-gradient(95deg, rgba(242, 231, 207, 0.026) 0 1px, transparent 1px 7px), linear-gradient(180deg, rgba(29, 24, 18, 0.96), rgba(12, 10, 8, 0.96));
  }

  body {
    background:
      radial-gradient(circle at 78% 0%, rgba(185, 141, 66, 0.18), transparent 32%),
      radial-gradient(circle at 16% 18%, rgba(101, 63, 27, 0.2), transparent 34%),
      repeating-linear-gradient(92deg, rgba(242, 231, 207, 0.026) 0 1px, transparent 1px 7px),
      linear-gradient(180deg, #0d0b08 0%, #17120d 52%, #21170f 100%);
    color: var(--ink);
  }

  .topbar,
  .card,
  .workspace-card,
  .side-panel,
  .tool-card,
  .result-card,
  .read-card,
  .feedback-cta,
  .detail-card,
  .placeholder-card {
    border: 1px solid rgba(185, 141, 66, 0.38);
    border-radius: 4px;
    background: var(--panel-gradient);
    color: var(--ink);
    box-shadow: var(--shadow), inset 0 0 0 1px rgba(242, 231, 207, 0.04);
  }

  .eyebrow,
  .section-label,
  .panel-heading .eyebrow,
  .tool-heading .eyebrow {
    border-color: rgba(185, 141, 66, 0.34);
    background: rgba(185, 141, 66, 0.1);
    color: #b98d42;
  }

  h1,
  h2,
  h3,
  .panel-heading h2,
  .read-title,
  .feedback-title {
    color: #f2e7cf;
    text-shadow: 0 2px 18px rgba(0, 0, 0, 0.42);
  }

  .intro,
  .hint,
  .status,
  .summary,
  .detail-copy,
  .feedback-description,
  .panel-copy,
  .result-copy,
  .workspace-meta,
  .panel-heading p {
    color: rgba(242, 231, 207, 0.7);
  }

  .button,
  .tab-button.active,
  .blend-button.is-active {
    border-color: rgba(185, 141, 66, 0.48);
    background: linear-gradient(135deg, #c9763d, #9f4f28);
    color: #fff4df;
    box-shadow: var(--button-shadow);
  }

  .button-secondary,
  .tab-button:not(.active):not(.home-tab-button),
  .icon-toggle,
  .blend-button,
  .mini-button,
  .nudge-button {
    border-color: rgba(185, 141, 66, 0.34);
    background: rgba(13, 11, 8, 0.58);
    color: rgba(242, 231, 207, 0.84);
    box-shadow: inset 0 0 0 1px rgba(242, 231, 207, 0.04);
  }

  .home-tab-button,
  .mobile-app-dock-link {
    border-color: rgba(185, 141, 66, 0.42);
    background: rgba(13, 11, 8, 0.72);
    color: #b98d42;
  }

  .mobile-app-dock {
    border-color: rgba(185, 141, 66, 0.44);
    border-radius: 0;
    background:
      repeating-linear-gradient(90deg, rgba(242, 231, 207, 0.026) 0 1px, transparent 1px 8px),
      linear-gradient(180deg, rgba(26, 22, 17, 0.98), rgba(11, 10, 8, 0.98));
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.46), inset 0 1px 0 rgba(242, 231, 207, 0.06);
  }

  .mobile-app-dock-link.is-active {
    background: rgba(185, 141, 66, 0.12);
    color: #b98d42;
    box-shadow: inset 0 0 0 1px rgba(185, 141, 66, 0.24);
  }

  .canvas-wrap,
  .image-stage,
  .upload-empty-state,
  .workspace-preview,
  .preview-frame,
  .compare-stage,
  .canon-stage,
  .body-canon-stage,
  .perspective-stage {
    border-color: rgba(185, 141, 66, 0.34);
    background: #17120d;
  }

  input,
  select,
  textarea {
    border-color: rgba(185, 141, 66, 0.34);
    background: rgba(13, 11, 8, 0.58);
    color: #f2e7cf;
  }

  input[type="range"] {
    accent-color: #b98d42;
  }

  .top-nav-link,
  .support-link,
  .primary-switcher,
  .secondary-switcher,
  .mobile-workspace-toolbar,
  .tab-button,
  .button-secondary,
  .icon-toggle,
  .blend-button,
  .mini-button,
  .nudge-button {
    border-color: rgba(185, 141, 66, 0.38) !important;
    background:
      linear-gradient(180deg, rgba(42, 34, 24, 0.96), rgba(15, 13, 10, 0.96)) !important;
    color: rgba(242, 231, 207, 0.86) !important;
    box-shadow: inset 0 0 0 1px rgba(242, 231, 207, 0.04) !important;
  }

  .tab-button.active,
  .blend-button.is-active,
  .button:not([disabled]) {
    border-color: rgba(185, 141, 66, 0.58) !important;
    background: linear-gradient(135deg, #c9763d, #9f4f28) !important;
    color: #fff4df !important;
  }

  .button:disabled,
  .button-secondary:disabled {
    border-color: rgba(185, 141, 66, 0.24) !important;
    background: rgba(42, 34, 24, 0.62) !important;
    color: rgba(242, 231, 207, 0.42) !important;
    opacity: 1 !important;
  }

  .workspace-card,
  .side-panel,
  .card,
  .tool-card,
  .result-card,
  .read-card,
  .detail-card,
  .placeholder-card {
    border-color: rgba(185, 141, 66, 0.38) !important;
    background:
      repeating-linear-gradient(95deg, rgba(242, 231, 207, 0.026) 0 1px, transparent 1px 7px),
      linear-gradient(180deg, rgba(29, 24, 18, 0.96), rgba(12, 10, 8, 0.96)) !important;
    color: #f2e7cf !important;
  }
}

@media (max-width: 720px) {
  html:not(.mobile-light-mode) .drawing-stage,
  html:not(.mobile-light-mode) .compare-stage {
    border-color: rgba(185, 141, 66, 0.36) !important;
    background:
      linear-gradient(90deg, rgba(242, 231, 207, 0.045) 1px, transparent 1px),
      linear-gradient(0deg, rgba(242, 231, 207, 0.036) 1px, transparent 1px),
      linear-gradient(180deg, rgba(21, 17, 12, 0.98), rgba(10, 8, 6, 0.98)) !important;
    background-size: 34px 34px, 34px 34px, auto !important;
    box-shadow: inset 0 0 0 1px rgba(242, 231, 207, 0.04), 0 18px 36px rgba(0, 0, 0, 0.3) !important;
  }

  html:not(.mobile-light-mode) .compare-empty-state {
    background:
      radial-gradient(circle at 50% 34%, rgba(242, 231, 207, 0.07), transparent 36%),
      repeating-linear-gradient(95deg, rgba(242, 231, 207, 0.024) 0 1px, transparent 1px 7px),
      linear-gradient(145deg, rgba(47, 42, 34, 0.9), rgba(20, 16, 12, 0.94)) !important;
  }

  html:not(.mobile-light-mode) .compare-upload-tile,
  html:not(.mobile-light-mode) .upload-empty-state-inner {
    border-color: rgba(185, 141, 66, 0.34) !important;
    background:
      radial-gradient(circle at 50% 24%, rgba(242, 231, 207, 0.12), transparent 34%),
      repeating-linear-gradient(95deg, rgba(242, 231, 207, 0.026) 0 1px, transparent 1px 7px),
      linear-gradient(180deg, rgba(42, 34, 24, 0.94), rgba(14, 12, 9, 0.94)) !important;
    color: rgba(242, 231, 207, 0.88) !important;
    box-shadow: inset 0 0 0 1px rgba(242, 231, 207, 0.04), 0 14px 28px rgba(0, 0, 0, 0.24) !important;
  }

  html:not(.mobile-light-mode) .compare-upload-icon,
  html:not(.mobile-light-mode) .upload-empty-icon {
    border: 1px solid rgba(185, 141, 66, 0.42) !important;
    background:
      radial-gradient(circle at 50% 34%, rgba(242, 231, 207, 0.16), transparent 46%),
      linear-gradient(180deg, rgba(31, 25, 18, 0.98), rgba(10, 8, 6, 0.98)) !important;
    color: #caa24d !important;
    box-shadow: inset 0 0 0 1px rgba(242, 231, 207, 0.05), 0 10px 22px rgba(0, 0, 0, 0.28) !important;
  }

  html:not(.mobile-light-mode) .mobile-compare-controls,
  html:not(.mobile-light-mode) .mode-switcher,
  html:not(.mobile-light-mode) .compare-panel,
  html:not(.mobile-light-mode) .score-card,
  html:not(.mobile-light-mode) .detail-card,
  html:not(.mobile-light-mode) .proportion-toolkit,
  html:not(.mobile-light-mode) .perspective-toolkit,
  html:not(.mobile-light-mode) .canon-toolkit,
  html:not(.mobile-light-mode) .body-canon-toolkit,
  html:not(.mobile-light-mode) .canon3d-toolkit {
    border-color: rgba(185, 141, 66, 0.42) !important;
    background:
      repeating-linear-gradient(95deg, rgba(242, 231, 207, 0.026) 0 1px, transparent 1px 7px),
      radial-gradient(circle at 12% 0%, rgba(201, 118, 61, 0.13), transparent 34%),
      linear-gradient(180deg, rgba(31, 25, 18, 0.97), rgba(12, 10, 8, 0.97)) !important;
    color: #f2e7cf !important;
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.32), inset 0 0 0 1px rgba(242, 231, 207, 0.05) !important;
  }

  html:not(.mobile-light-mode) .readiness-badge,
  html:not(.mobile-light-mode) .mobile-tool-chip,
  html:not(.mobile-light-mode) .mobile-tool-status-pill {
    border-color: rgba(185, 141, 66, 0.34) !important;
    background: rgba(42, 34, 24, 0.76) !important;
    color: rgba(242, 231, 207, 0.9) !important;
  }

  html:not(.mobile-light-mode) .dynamic-score,
  html:not(.mobile-light-mode) .score-row strong,
  html:not(.mobile-light-mode) .read-metric-grid strong,
  html:not(.mobile-light-mode) .proportion-stat-grid strong,
  html:not(.mobile-light-mode) .perspective-stat-grid strong,
  html:not(.mobile-light-mode) .compare-panel h3 {
    color: #f2e7cf !important;
  }

  html:not(.mobile-light-mode) .dynamic-tooltip,
  html:not(.mobile-light-mode) .read-metric-grid div,
  html:not(.mobile-light-mode) .proportion-stat-grid div,
  html:not(.mobile-light-mode) .perspective-stat-grid div,
  html:not(.mobile-light-mode) .center-fix-card {
    border-color: rgba(185, 141, 66, 0.28) !important;
    background: rgba(42, 34, 24, 0.56) !important;
    color: rgba(242, 231, 207, 0.78) !important;
  }

  html:not(.mobile-light-mode) .compare-slider span,
  html:not(.mobile-light-mode) .meta-label,
  html:not(.mobile-light-mode) .center-fix-line,
  html:not(.mobile-light-mode) .upload-empty-subcopy,
  html:not(.mobile-light-mode) .compare-status {
    color: rgba(242, 231, 207, 0.72) !important;
  }

  html:not(.mobile-light-mode) input[type="range"]::-webkit-slider-runnable-track {
    background: linear-gradient(90deg, #b98d42, rgba(242, 231, 207, 0.32)) !important;
    border-color: rgba(242, 231, 207, 0.16) !important;
  }

  html:not(.mobile-light-mode) input[type="range"]::-webkit-slider-thumb {
    background: #c99a3f !important;
    border-color: rgba(255, 244, 223, 0.42) !important;
  }
}

@media (max-width: 720px) {
  html.mobile-light-mode .drawing-stage,
  html.mobile-light-mode .compare-stage {
    border-color: rgba(50, 44, 38, 0.12) !important;
    background:
      linear-gradient(135deg, rgba(255, 255, 255, 0.44) 25%, transparent 25%) 0 0 / 26px 26px,
      linear-gradient(315deg, rgba(255, 255, 255, 0.35) 25%, transparent 25%) 0 0 / 26px 26px,
      rgba(255, 255, 255, 0.35) !important;
  }

  html.mobile-light-mode .compare-upload-tile,
  html.mobile-light-mode .upload-empty-state-inner,
  html.mobile-light-mode .mobile-compare-controls,
  html.mobile-light-mode .mode-switcher,
  html.mobile-light-mode .compare-panel,
  html.mobile-light-mode .score-card,
  html.mobile-light-mode .detail-card,
  html.mobile-light-mode .proportion-toolkit,
  html.mobile-light-mode .perspective-toolkit,
  html.mobile-light-mode .canon-toolkit,
  html.mobile-light-mode .body-canon-toolkit,
  html.mobile-light-mode .canon3d-toolkit {
    border-color: rgba(50, 44, 38, 0.1) !important;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(244, 239, 230, 0.86)) !important;
    color: #1f1c18 !important;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78), 0 14px 28px rgba(50, 39, 28, 0.1) !important;
  }

  html.mobile-light-mode .compare-upload-icon,
  html.mobile-light-mode .upload-empty-icon {
    background: #fffaf5 !important;
    color: #c96a3d !important;
  }

  html.mobile-light-mode .dynamic-score,
  html.mobile-light-mode .score-row strong,
  html.mobile-light-mode .read-metric-grid strong,
  html.mobile-light-mode .proportion-stat-grid strong,
  html.mobile-light-mode .perspective-stat-grid strong,
  html.mobile-light-mode .compare-panel h3 {
    color: #1f1c18 !important;
  }

  html.mobile-light-mode .dynamic-tooltip,
  html.mobile-light-mode .read-metric-grid div,
  html.mobile-light-mode .proportion-stat-grid div,
  html.mobile-light-mode .perspective-stat-grid div,
  html.mobile-light-mode .center-fix-card {
    border-color: rgba(50, 44, 38, 0.08) !important;
    background: rgba(255, 252, 246, 0.64) !important;
    color: #69635d !important;
  }
}