:root {
  --ink: #17201b;
  --muted: #66736d;
  --line: #d8e0da;
  --paper: #f7faf6;
  --panel: #ffffff;
  --sage: #7fa18b;
  --teal: #4d9892;
  --blue: #5d85ba;
  --amber: #c79244;
  --danger: #b85b5b;
  --shadow: 0 16px 40px rgba(37, 54, 44, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(127, 161, 139, 0.18), transparent 42%),
    linear-gradient(315deg, rgba(93, 133, 186, 0.16), transparent 48%),
    var(--paper);
  color: var(--ink);
  font-family: "Segoe UI", "Noto Sans SC", sans-serif;
}

.app-shell {
  width: min(1480px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0 32px;
}

.portal-nav {
  min-height: 52px;
  margin-bottom: 14px;
  padding: 0 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}

.portal-nav a {
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
}

.portal-nav a:first-child {
  color: var(--ink);
  font-family: Georgia, serif;
  font-size: 18px;
}

.workbench {
  display: grid;
  grid-template-columns: minmax(300px, 360px) 1fr;
  gap: 18px;
  align-items: start;
}

.control-panel,
.result-panel,
.history-panel,
.metric-block,
.alignment-card,
.evidence-card,
figure,
.json-box {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.control-panel {
  padding: 18px;
  position: sticky;
  top: 16px;
}

.brand {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

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

h1 {
  font-size: 22px;
  line-height: 1.15;
}

.brand p,
.eyebrow {
  color: var(--muted);
  font-size: 12px;
  margin-top: 6px;
}

.status-pill,
.decision {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

.status-pill.ready,
.decision.auto {
  color: #256a44;
  border-color: rgba(37, 106, 68, 0.3);
  background: rgba(77, 152, 146, 0.12);
}

.decision.review {
  color: #8a5b1d;
  border-color: rgba(199, 146, 68, 0.42);
  background: rgba(199, 146, 68, 0.14);
}

.upload-form {
  display: grid;
  gap: 12px;
}

.drop-zone {
  display: grid;
  gap: 6px;
  place-items: center;
  min-height: 140px;
  border: 1.5px dashed #9ab0a2;
  border-radius: 8px;
  background: rgba(127, 161, 139, 0.08);
  cursor: pointer;
  padding: 20px;
  text-align: center;
}

.drop-zone input {
  display: none;
}

.drop-title {
  font-size: 18px;
  font-weight: 650;
}

.drop-subtitle {
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.mask-row {
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.file-picker {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.file-picker input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.file-picker-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  font-weight: 650;
}

.file-picker:hover .file-picker-button,
.file-picker:focus-within .file-picker-button {
  border-color: #6d9683;
  box-shadow: 0 0 0 3px rgba(109, 150, 131, 0.12);
}

.file-picker-name {
  min-width: 0;
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

button {
  border: 0;
  border-radius: 8px;
  min-height: 40px;
  cursor: pointer;
  font-weight: 650;
}

.primary-button {
  background: var(--ink);
  color: #fff;
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.62;
}

.ghost-button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 0 14px;
}

.model-card {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.result-panel {
  padding: 18px;
}

.summary-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.summary-strip h2 {
  font-size: clamp(22px, 3vw, 38px);
  line-height: 1.05;
  margin-top: 4px;
}

.grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 14px;
}

.metric-block {
  padding: 16px;
  box-shadow: none;
}

.metric-block h3 {
  font-size: 14px;
  margin-bottom: 12px;
}

.alignment-card,
.evidence-card {
  margin-bottom: 14px;
  padding: 16px;
  box-shadow: none;
}

.atlas-decision-panel {
  margin-bottom: 14px;
  padding: 16px;
  border: 1px solid rgba(199, 146, 68, 0.45);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255, 249, 232, 0.96), rgba(255, 255, 255, 0.92));
}

.atlas-decision-panel[hidden] {
  display: none;
}

.atlas-decision-panel h3 {
  margin-top: 4px;
  font-size: 17px;
}

.atlas-decision-panel p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.atlas-candidate-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 13px;
}

.atlas-candidate-grid button {
  min-height: 48px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  text-align: left;
}

.atlas-candidate-grid button:hover {
  border-color: var(--amber);
}

.alignment-head,
.alignment-actions,
.manual-buttons {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.alignment-head h3,
.evidence-card h3 {
  margin-top: 4px;
  font-size: 16px;
}

.alignment-pill {
  padding: 5px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
}

.alignment-pill.stable {
  color: #256a44;
  border-color: rgba(37, 106, 68, 0.3);
  background: rgba(77, 152, 146, 0.12);
}

.alignment-pill.low {
  color: #8a5b1d;
  border-color: rgba(199, 146, 68, 0.42);
  background: rgba(199, 146, 68, 0.14);
}

.confidence-line {
  display: grid;
  grid-template-columns: 1fr 60px;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
}

.alignment-note {
  margin-top: 9px;
  color: var(--muted);
  font-size: 13px;
}

.manual-panel {
  display: grid;
  grid-template-columns: minmax(280px, 1.2fr) minmax(260px, 0.8fr);
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.manual-panel[hidden] {
  display: none;
}

.manual-preview-shell {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  border-radius: 8px;
  background: #050605;
}

.manual-guide {
  display: grid;
  gap: 8px;
}

.manual-preview-shell img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform-origin: center;
  z-index: 1;
}

.manual-preview-shell .mask-overlay {
  opacity: 0.26;
  filter: sepia(1) saturate(5) hue-rotate(110deg);
  mix-blend-mode: screen;
  z-index: 2;
}

.manual-preview-shell .reference-contour {
  z-index: 3;
  pointer-events: none;
  filter: drop-shadow(0 0 2px rgba(255, 225, 0, 0.8));
}

.alignment-legend {
  position: absolute;
  left: 10px;
  bottom: 10px;
  z-index: 4;
  display: grid;
  gap: 5px;
  padding: 7px 9px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 7px;
  background: rgba(6, 10, 8, 0.78);
  color: #f5f7f4;
  font-size: 11px;
  backdrop-filter: blur(5px);
}

.alignment-legend span {
  display: flex;
  align-items: center;
  gap: 7px;
}

.legend-line {
  display: inline-block;
  width: 22px;
  height: 3px;
  border-radius: 999px;
}

.legend-line.yellow {
  background: #ffe100;
  box-shadow: 0 0 4px rgba(255, 225, 0, 0.8);
}

.legend-line.cyan {
  background: #42d7cf;
}

.guide-note {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.manual-controls {
  display: grid;
  align-content: start;
  gap: 12px;
}

.manual-action-status {
  min-height: 20px;
  margin: 0;
  padding: 8px 10px;
  border-radius: 7px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.manual-action-status:empty {
  padding: 0;
}

.manual-action-status.working {
  background: #fff8d8;
  color: #755c00;
}

.manual-action-status.success {
  background: #e4f5ec;
  color: #17623f;
}

.manual-action-status.error {
  background: #ffe9e4;
  color: #9a2f1d;
}

.manual-controls label {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 10px;
  color: var(--muted);
  font-size: 13px;
}

.manual-controls input[type="range"],
.manual-controls select {
  grid-column: 1 / -1;
  width: 100%;
}

.manual-controls .check-control {
  display: flex;
  align-items: center;
}

.manual-buttons {
  justify-content: flex-end;
  margin-top: 6px;
}

.manual-buttons button {
  padding: 0 14px;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.evidence-grid div {
  display: grid;
  gap: 4px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(127, 161, 139, 0.06);
}

.evidence-grid span {
  color: var(--muted);
  font-size: 11px;
}

.evidence-grid strong {
  font-size: 13px;
}

.bars {
  display: grid;
  gap: 10px;
}

.bar-row {
  display: grid;
  grid-template-columns: 90px 1fr 58px;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}

.bars.compact .bar-row {
  grid-template-columns: 54px 1fr 58px;
}

.track {
  height: 11px;
  border-radius: 999px;
  background: #e7eee8;
  overflow: hidden;
}

.fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), var(--blue));
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

figure {
  margin: 0;
  overflow: hidden;
  box-shadow: none;
}

figcaption {
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

figure img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: #050605;
}

figure img:not([src]),
figure img[src=""] {
  opacity: 0;
}

.json-box {
  margin-top: 14px;
  padding: 12px;
  box-shadow: none;
}

.json-box summary {
  cursor: pointer;
  font-weight: 650;
}

pre {
  overflow: auto;
  max-height: 320px;
  margin: 12px 0 0;
  padding: 12px;
  background: #111814;
  color: #d9ede2;
  border-radius: 8px;
  font-size: 12px;
}

.history-panel {
  margin-top: 18px;
  padding: 16px;
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.history-header h2 {
  font-size: 18px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 9px 8px;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-weight: 650;
}

@media (max-width: 1000px) {
  .workbench,
  .grid-two,
  .image-grid,
  .manual-panel,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .control-panel {
    position: static;
  }

  .atlas-candidate-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .portal-nav,
  .alignment-head,
  .alignment-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .atlas-candidate-grid {
    grid-template-columns: 1fr;
  }
}

.prediction-error {
  margin: 0 0 18px;
  padding: 14px 18px;
  border: 1px solid #d9a28c;
  border-radius: 10px;
  background: #fff2e9;
  color: #843b25;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

body.embedded .app-shell {
  width: min(1480px, calc(100vw - 20px));
  padding: 10px 0 18px;
}

body.embedded .history-panel {
  display: none;
}

body.embedded .portal-nav {
  display: none;
}

body.embedded .control-panel {
  top: 8px;
}