:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f7fb;
  color: #17202f;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    linear-gradient(180deg, #f7f9fc 0%, #edf2f7 100%);
}

button,
textarea,
input {
  font: inherit;
}

button {
  border: 0;
}

.app-shell {
  width: min(1500px, 100%);
  margin: 0 auto;
  padding: 22px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 4px 0 18px;
}

.eyebrow,
.panel-title,
.control-label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.eyebrow {
  color: #54637a;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1 {
  margin: 6px 0 0;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: 0;
}

.icon-button,
.primary-button,
.source-toggle,
.hit-row {
  cursor: pointer;
  transition: background 140ms ease, border-color 140ms ease, transform 140ms ease;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid #cdd6e3;
  border-radius: 8px;
  background: #ffffff;
  color: #34425a;
}

.icon-button:hover,
.primary-button:hover,
.source-toggle:hover,
.hit-row:hover {
  transform: translateY(-1px);
}

.status-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.metric,
.code-pane,
.query-pane,
.results-pane,
.detail-pane {
  border: 1px solid #d8e0ec;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(45, 60, 85, 0.08);
}

.metric {
  display: flex;
  gap: 10px;
  align-items: center;
  min-width: 0;
  padding: 14px;
}

.metric svg {
  color: #2f6fed;
  flex: 0 0 auto;
}

.metric span {
  display: block;
  color: #68758a;
  font-size: 0.76rem;
}

.metric strong {
  display: block;
  margin-top: 2px;
  color: #101828;
  font-size: 1.05rem;
}

.workbench {
  display: grid;
  grid-template-columns: minmax(360px, 1.2fr) 340px minmax(360px, 1fr);
  gap: 16px;
  align-items: start;
}

.code-pane,
.query-pane,
.results-pane,
.detail-pane {
  min-height: 560px;
  padding: 16px;
}

.panel-title {
  height: 30px;
  color: #24324a;
  font-size: 0.92rem;
  font-weight: 800;
}

textarea {
  width: 100%;
  min-height: 180px;
  margin-top: 12px;
  resize: vertical;
  border: 1px solid #cfd8e6;
  border-radius: 8px;
  outline: 0;
  padding: 12px;
  background: #fbfcfe;
  color: #17202f;
  line-height: 1.55;
}

textarea:focus,
input:focus {
  border-color: #2f6fed;
  box-shadow: 0 0 0 3px rgba(47, 111, 237, 0.12);
}

.code-input {
  min-height: 380px;
  font: 12px/1.55 "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  tab-size: 4;
}

.question-input {
  min-height: 150px;
}

.filename-field {
  margin-top: 12px;
}

.control-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 14px;
}

.control-label {
  grid-column: 1 / -1;
  color: #5d6b80;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

label {
  display: grid;
  gap: 6px;
  color: #5d6b80;
  font-size: 0.78rem;
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid #cfd8e6;
  border-radius: 8px;
  padding: 9px 10px;
  background: #fbfcfe;
  color: #17202f;
}

.source-grid {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.source-toggle {
  display: grid;
  grid-template-columns: 20px 1fr auto;
  align-items: center;
  gap: 8px;
  width: 100%;
  border: 1px solid #d7dfeb;
  border-radius: 8px;
  padding: 10px;
  background: #f8fafc;
  color: #2e3c53;
  text-align: left;
}

.source-toggle.active {
  border-color: #2f6fed;
  background: #eef4ff;
}

.source-toggle small {
  color: #68758a;
  font-variant-numeric: tabular-nums;
}

.primary-button {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  width: 100%;
  margin-top: 16px;
  border-radius: 8px;
  padding: 12px;
  background: #2f6fed;
  color: #ffffff;
  font-weight: 850;
}

.primary-button:disabled,
.icon-button:disabled {
  cursor: wait;
  opacity: 0.58;
  transform: none;
}

.notice,
.error-box,
.empty-state {
  margin-top: 14px;
  border-radius: 8px;
  padding: 12px;
  font-size: 0.86rem;
  line-height: 1.5;
}

.notice {
  border: 1px solid #b9d0fb;
  background: #eef4ff;
  color: #27559f;
}

.error-box {
  border: 1px solid #f1b8b8;
  background: #fff1f1;
  color: #9f2d2d;
}

.success-box {
  margin-top: 14px;
  border: 1px solid #a7e1b7;
  border-radius: 8px;
  padding: 12px;
  background: #effcf3;
  color: #22663a;
  font-size: 0.82rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.empty-state {
  display: grid;
  min-height: 220px;
  place-items: center;
  border: 1px dashed #cbd5e1;
  background: #f8fafc;
  color: #66758b;
  text-align: center;
}

.hit-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.hit-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto 58px;
  align-items: center;
  gap: 10px;
  width: 100%;
  border: 1px solid #d7dfeb;
  border-radius: 8px;
  padding: 10px;
  background: #ffffff;
  color: #17202f;
  text-align: left;
}

.hit-row.active {
  border-color: #2f6fed;
  background: #f1f6ff;
}

.rank {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #e9edf5;
  color: #4b5b73;
  font-size: 0.76rem;
  font-weight: 850;
}

.hit-main {
  min-width: 0;
}

.hit-main strong,
.hit-main small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hit-main strong {
  color: #152238;
  font-size: 0.9rem;
}

.hit-main small {
  margin-top: 3px;
  color: #68758a;
  font-size: 0.74rem;
}

.source-pill {
  border-radius: 999px;
  padding: 5px 8px;
  background: #e8eef8;
  color: #34425a;
  font-size: 0.72rem;
  font-weight: 800;
  white-space: nowrap;
}

.source-pill.raw_code,
.bar-fill.raw_code {
  background: #dbeafe;
  color: #1d4ed8;
}

.source-pill.cross_file_propagated,
.bar-fill.cross_file_propagated {
  background: #dcfce7;
  color: #166534;
}

.source-pill.semantic_synthetic,
.bar-fill.semantic_synthetic {
  background: #fae8ff;
  color: #86198f;
}

.score {
  color: #3e4f66;
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
  text-align: right;
}

.detail-stack {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.wide-detail {
  margin-top: 16px;
  min-height: 0;
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(360px, 1.1fr) minmax(360px, 1.1fr);
  gap: 12px;
  align-items: start;
  margin-top: 12px;
}

.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 12px;
}

.detail-header h2 {
  margin: 0;
  color: #121c2d;
  font-size: 1.15rem;
  letter-spacing: 0;
}

.detail-header p {
  margin: 5px 0 0;
  color: #68758a;
  font-size: 0.82rem;
  overflow-wrap: anywhere;
}

.score-card,
.code-card {
  border: 1px solid #dfe6f1;
  border-radius: 8px;
  background: #fbfcfe;
  padding: 12px;
}

.score-card h3,
.code-card h3 {
  margin: 0 0 10px;
  color: #35445b;
  font-size: 0.84rem;
}

.score-bars {
  display: grid;
  gap: 8px;
}

.bar-row {
  display: grid;
  grid-template-columns: 132px minmax(90px, 1fr) 58px;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
}

.bar-row span {
  color: #516077;
}

.bar-row strong {
  color: #26364f;
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  text-align: right;
}

.bar-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e3e9f2;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
}

.matched-text {
  margin: 0;
  color: #26364f;
  line-height: 1.55;
}

.scope-chip {
  display: inline-block;
  margin-top: 10px;
  border-radius: 999px;
  padding: 5px 8px;
  background: #eef4ff;
  color: #285ca8;
  font-size: 0.74rem;
  font-weight: 800;
}

.evidence-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.evidence-list code {
  border: 1px solid #dce3ee;
  border-radius: 6px;
  padding: 4px 6px;
  background: #ffffff;
  color: #46566e;
  font-size: 0.72rem;
}

pre {
  max-height: 460px;
  margin: 0;
  overflow: auto;
  border-radius: 6px;
  padding: 12px;
  background: #101827;
  color: #d9e4f2;
  font: 12px/1.55 "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  white-space: pre;
}

@media (max-width: 1200px) {
  .workbench {
    grid-template-columns: minmax(0, 1fr) 340px;
  }

  .results-pane {
    grid-column: 1 / -1;
  }

  .detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .app-shell {
    padding: 14px;
  }

  .status-strip,
  .workbench {
    grid-template-columns: 1fr;
  }

  .query-pane,
  .code-pane,
  .results-pane,
  .detail-pane {
    min-height: auto;
  }

  .hit-row {
    grid-template-columns: 28px minmax(0, 1fr);
  }

  .hit-row .source-pill,
  .hit-row .score {
    justify-self: start;
    margin-left: 38px;
  }

  .bar-row {
    grid-template-columns: 1fr;
  }
}