:root {
  --bg: #000000;
  --panel: #111111;
  --panel-2: #1a1a1a;
  --border: #2a2a2a;
  --text: #f4f4f4;
  --muted: #b9b9b9;
  --accent: #8ec5ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 28px;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

.page {
  max-width: 1500px;
  margin: 0 auto;
}

h1 {
  margin: 0 0 12px 0;
  font-size: 2.1rem;
  font-weight: 700;
}

.welcome {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.progress {
  color: var(--muted);
  margin-bottom: 24px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 24px;
  align-items: start;
}

.main-panel,
.side-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
}

.side-panel {
  background: var(--panel-2);
}

.image-title {
  font-size: 0.92rem;
  font-weight: 500;
  margin: 10px 0 0 0;
  color: var(--muted);
  letter-spacing: 0.01em;
}

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

#viewer {
  position: relative;
  width: 100%;
  height: 640px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #050505;
  overflow: hidden;
}

#rectangleOverlay,
#pinOverlay,
#measurementOverlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

#rectangleOverlay {
  z-index: 23;
}

#pinOverlay {
  z-index: 24;
}

#measurementOverlay {
  z-index: 25;
}

.rectangle-box {
  position: absolute;
  border: 2px solid #4dd0e1;
  background: rgba(77, 208, 225, 0.12);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.25);
  pointer-events: auto;
  cursor: pointer;
}

.rectangle-label {
  position: absolute;
  top: -22px;
  left: 0;
  padding: 2px 6px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.75);
  color: #4dd0e1;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
  white-space: nowrap;
}

.pin-marker {
  position: absolute;
  width: 28px;
  height: 28px;
  margin-left: -14px;
  margin-top: -28px;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  background: #ff5a5f;
  border: 2px solid #ffffff;
  box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.35);
  pointer-events: auto;
  cursor: pointer;
}

.pin-marker-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(45deg);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
}

#measurementLine {
  position: absolute;
  display: none;
  height: 0;
  border-top: 3px solid #ffd166;
  transform-origin: 0 0;
  pointer-events: none;
}

#measurementStart,
#measurementEnd {
  position: absolute;
  display: none;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  margin-top: -5px;
  border-radius: 50%;
  background: #ffd166;
  border: 2px solid #111111;
  pointer-events: none;
}

#measurementLabel {
  position: absolute;
  display: none;
  padding: 4px 8px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.75);
  color: #ffd166;
  font-size: 0.85rem;
  border: 1px solid rgba(255, 209, 102, 0.35);
  white-space: nowrap;
  pointer-events: none;
}

.toolbar-note {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

.viewer-page button {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: #3a3a3a;
  color: var(--text);
  border-radius: 8px;
  padding: 8px 13px;
  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  transition: background-color 120ms ease, border-color 120ms ease,
    box-shadow 120ms ease, transform 120ms ease;
}

.viewer-page button:hover:not(:disabled) {
  background: #474747;
  border-color: rgba(255, 255, 255, 0.42);
  box-shadow: 0 0 0 1px rgba(142, 197, 255, 0.16);
}

.viewer-page button:active:not(:disabled) {
  background: #515151;
  border-color: rgba(142, 197, 255, 0.55);
  transform: translateY(1px);
}

.viewer-page button:focus-visible {
  outline: 2px solid rgba(142, 197, 255, 0.8);
  outline-offset: 2px;
}

.viewer-page button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

textarea {
  width: 100%;
  min-height: 220px;
  margin-top: 18px;
  padding: 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0a0a0a;
  color: var(--text);
  font: inherit;
  line-height: 1.45;
  resize: vertical;
}

.response-label,
.side-title {
  font-size: 1rem;
  font-weight: 700;
  margin-top: 20px;
  margin-bottom: 10px;
}

.side-panel p,
.side-panel li {
  color: var(--muted);
  line-height: 1.5;
  font-size: 0.96rem;
}

.side-panel ul {
  padding-left: 18px;
  margin: 10px 0 0 0;
}

.save-note {
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

.scale-bar {
  display: none;
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 20;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.55);
  padding: 8px 10px 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.scale-bar-label {
  color: #f4f4f4;
  font-size: 0.85rem;
  line-height: 1;
  margin-bottom: 5px;
}

.scale-bar-line {
  height: 0;
  width: 120px;
  border-top: 4px solid #f4f4f4;
  border-left: 2px solid #f4f4f4;
  border-right: 2px solid #f4f4f4;
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
  }

  #viewer {
    height: 520px;
  }
}

.intake-page-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.intake-shell {
  width: 100%;
  max-width: 1320px;
}

.intake-page-title {
  margin: 0 0 14px 0;
  font-size: 2rem;
  font-weight: 700;
}

.intake-page {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.09fr) minmax(260px, 0.98fr) minmax(280px, 1.13fr);
  gap: 0;
  align-items: stretch;
}

.intake-panel {
  min-width: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 22px 20px;
}

.intake-panel + .intake-panel {
  position: relative;
  margin-left: 24px;
}

.intake-panel + .intake-panel::before {
  content: "";
  position: absolute;
  left: -13px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: rgba(255, 255, 255, 0.14);
}

.intake-panel-info,
.intake-panel-returning {
  background: var(--panel-2);
}

.intake-panel h2 {
  margin: 0 0 10px 0;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}

.intake-intro,
.intake-copy {
  margin: 0 0 14px 0;
  color: var(--muted);
  line-height: 1.5;
}

.intake-intro-secondary {
  margin-bottom: 18px;
}

.intake-form-group {
  margin-bottom: 14px;
}

.intake-field-note {
  margin: 8px 0 0 0;
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.9rem;
}

.intake-page label {
  display: block;
  margin-bottom: 7px;
  font-weight: 700;
}

.intake-page input,
.intake-page select {
  width: 100%;
  padding: 11px 13px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: #1a1a1a;
  color: var(--text);
  font: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

.intake-page select {
  line-height: 1.4;
}

.intake-page input:focus,
.intake-page select:focus {
  outline: 1px solid var(--accent);
  border-color: var(--accent);
}

.intake-page button {
  appearance: none;
  border: 1px solid #4b4b4b;
  background: #202020;
  color: var(--text);
  border-radius: 8px;
  padding: 12px 18px;
  font-size: 1rem;
  cursor: pointer;
}

.intake-page button:hover {
  background: #2a2a2a;
}

.intake-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.intake-page .button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border: 1px solid #4b4b4b;
  background: #202020;
  color: #f4f4f4;
  border-radius: 8px;
  font-size: 0.95rem;
  text-decoration: none;
}

.intake-page .button-link:hover {
  background: #2a2a2a;
}

.intake-list {
  margin: 10px 0 0 0;
  padding-left: 18px;
}

.intake-list li,
.intake-panel-info p,
.intake-panel-returning p {
  color: var(--muted);
  line-height: 1.5;
}

.intake-form-returning {
  margin-top: 16px;
}

@media (max-width: 1100px) {
  .intake-page-body {
    align-items: start;
  }

  .intake-page {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .intake-panel + .intake-panel {
    margin-left: 0;
  }

  .intake-panel + .intake-panel::before {
    display: none;
  }
}

@media (max-width: 700px) {
  .intake-page-body {
    padding: 18px;
  }

  .intake-panel {
    padding: 18px;
  }

  .intake-page-title {
    font-size: 1.8rem;
  }

  .intake-actions {
    flex-direction: column;
  }

  .intake-actions > * {
    width: 100%;
  }
}