:root {
  color-scheme: dark;
  --ink-0: #13110f;
  --ink-1: #1d1815;
  --ink-2: #2b241f;
  --rail-bg: #eef1f0;
  --rail-ink: #1e1916;
  --rail-sub: #62574f;
  --line-soft: rgba(34, 27, 22, 0.12);
  --line-strong: rgba(34, 27, 22, 0.22);
  --light-line: rgba(255, 255, 255, 0.12);
  --accent-green: #457a59;
  --accent-rust: #be6b34;
  --accent-plum: #8b3b52;
  --accent-wash: rgba(69, 122, 89, 0.12);
  --warm-wash: rgba(190, 107, 52, 0.16);
  --shadow-soft: 0 20px 44px rgba(0, 0, 0, 0.24);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Inter", "Segoe UI", Tahoma, sans-serif;
  background: var(--ink-0);
  color: #f4f3ef;
}

button,
select,
input {
  font: inherit;
}

button,
select,
.upload-field {
  border-radius: 8px;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  background: var(--ink-0);
}

.control-rail {
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  background: var(--rail-bg);
  color: var(--rail-ink);
  border-right: 1px solid var(--line-soft);
}

.identity-band,
.control-band {
  padding: 18px;
  border-bottom: 1px solid var(--line-soft);
}

.control-band {
  display: grid;
  gap: 14px;
}

.control-band--foot {
  margin-top: auto;
}

.eyebrow {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-rust);
}

h1 {
  margin: 8px 0 6px;
  font-size: 26px;
  line-height: 1.1;
  font-weight: 800;
}

.identity-note {
  margin: 0;
  color: var(--rail-sub);
  line-height: 1.45;
}

.band-head,
.preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.band-title {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  color: inherit;
}

.band-title--light {
  color: #f3f4ef;
}

.band-chip,
.map-label,
.pipeline-label {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line-strong);
  background: #fafbfa;
  color: var(--rail-ink);
  font-size: 12px;
  font-weight: 700;
  border-radius: 8px;
}

.band-chip--accent {
  background: var(--accent-wash);
  border-color: rgba(69, 122, 89, 0.28);
  color: var(--accent-green);
}

.band-chip--warm {
  background: var(--warm-wash);
  border-color: rgba(190, 107, 52, 0.28);
  color: #904a23;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.field-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--rail-sub);
}

select,
.action-btn,
.upload-field {
  border: 1px solid var(--line-strong);
  background: #fbfbfa;
  color: var(--rail-ink);
}

select {
  width: 100%;
  min-height: 40px;
  padding: 0 12px;
  appearance: none;
}

.toggle-stack {
  display: grid;
  gap: 8px;
}

.toggle-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--rail-sub);
}

.toggle-line input {
  margin: 0;
  accent-color: var(--accent-green);
}

.upload-field {
  position: relative;
  display: grid;
  gap: 4px;
  min-height: 88px;
  padding: 12px;
  background: #f9fbf8;
}

.upload-copy {
  color: var(--rail-sub);
  font-size: 14px;
}

.upload-field input {
  width: 100%;
  margin-top: 6px;
}

.action-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.action-btn {
  min-height: 42px;
  padding: 0 14px;
  font-weight: 700;
  cursor: pointer;
}

.action-btn:hover {
  border-color: rgba(69, 122, 89, 0.34);
}

.action-btn.is-active {
  background: var(--warm-wash);
  border-color: rgba(190, 107, 52, 0.36);
  color: #904a23;
}

.action-btn:disabled {
  cursor: default;
  opacity: 0.55;
}

.action-btn--quiet {
  background: #f2f3f1;
  color: var(--rail-sub);
}

.action-btn--emphasis {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #f6f8f5;
}

.metric-list {
  margin: 0;
  display: grid;
  gap: 8px;
}

.metric-row {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-top: 8px;
  border-top: 1px solid var(--line-soft);
}

.metric-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.metric-row dt {
  color: var(--rail-sub);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.metric-row dd {
  margin: 0;
  overflow-wrap: anywhere;
  font-weight: 700;
}

.status-text {
  color: var(--rail-sub);
  line-height: 1.45;
}

.text-link {
  color: var(--accent-plum);
  font-weight: 700;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

.workspace {
  min-width: 0;
  min-height: 100vh;
  display: grid;
  grid-template-rows: minmax(0, 1fr) 286px;
}

.map-stage {
  position: relative;
  min-height: 0;
}

.map {
  position: absolute;
  inset: 0;
}

.map-hud {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  pointer-events: none;
}

.map-label,
.pipeline-label {
  background: rgba(19, 17, 15, 0.84);
  border-color: rgba(255, 255, 255, 0.14);
  color: #f3f4ef;
}

.analysis-band {
  display: grid;
  grid-template-columns: 320px 320px minmax(0, 1fr);
  background: var(--ink-1);
  border-top: 1px solid var(--light-line);
  min-height: 0;
}

.preview-pane,
.candidate-pane {
  min-width: 0;
  display: grid;
  gap: 12px;
  padding: 16px;
}

.preview-pane {
  border-right: 1px solid var(--light-line);
}

.preview-meta {
  color: rgba(243, 244, 239, 0.62);
  font-size: 13px;
  text-align: right;
}

canvas {
  width: 100%;
  height: 220px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #0f0d0c;
  display: block;
}

.candidate-list {
  min-width: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 220px;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.candidate-card {
  appearance: none;
  align-self: start;
  display: grid;
  gap: 10px;
  min-height: 0;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: var(--ink-2);
  color: #f3f4ef;
  cursor: pointer;
  text-align: left;
}

.candidate-card.is-best {
  border-color: rgba(69, 122, 89, 0.72);
  box-shadow: inset 0 0 0 1px rgba(69, 122, 89, 0.35);
}

.candidate-thumb {
  width: 100%;
  aspect-ratio: 1.3;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #0f0d0c;
}

.candidate-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: flex-start;
}

.candidate-title {
  font-size: 13px;
  font-weight: 800;
}

.candidate-rank {
  min-width: 28px;
  text-align: center;
  color: rgba(243, 244, 239, 0.72);
  font-size: 12px;
  font-weight: 800;
}

.candidate-metrics {
  display: grid;
  gap: 6px;
  font-size: 13px;
}

.candidate-metrics span {
  color: rgba(243, 244, 239, 0.72);
}

.candidate-empty {
  display: grid;
  place-items: center;
  min-height: 100%;
  color: rgba(243, 244, 239, 0.6);
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: 8px;
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .workspace {
    min-height: 0;
    grid-template-rows: minmax(52vh, 1fr) auto;
  }

  .analysis-band {
    grid-template-columns: 1fr;
  }

  .preview-pane {
    border-right: 0;
    border-bottom: 1px solid var(--light-line);
  }
}

@media (max-width: 780px) {
  .field-grid,
  .action-row {
    grid-template-columns: 1fr;
  }

  .candidate-list {
    grid-auto-columns: minmax(240px, 78vw);
  }
}