:root {
  color-scheme: light dark;
  --bg: #f7f9fb;
  --surface: #ffffff;
  --surface-strong: #101820;
  --text: #15202b;
  --muted: #506170;
  --line: #d8e0e7;
  --accent: #0b6bcb;
  --accent-strong: #064d94;
  --green: #0f7b46;
  --code: #0d1117;
  --code-text: #dbeafe;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
}

.site-header,
.site-footer {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.nav,
main,
.site-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
}

.brand {
  font-weight: 700;
  text-decoration: none;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a {
  text-decoration: none;
}

.nav-cta {
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
}

.nav-links a:hover,
.brand:hover,
.site-footer a:hover,
.start-grid a:hover {
  color: var(--accent);
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 48px;
  align-items: center;
  min-height: 560px;
  padding: 72px 0 56px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(2.35rem, 5vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.05rem;
  letter-spacing: 0;
}

.lead {
  max-width: 690px;
  color: var(--muted);
  font-size: 1.18rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-weight: 650;
  text-decoration: none;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.button:hover {
  border-color: var(--accent-strong);
}

.query-preview {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #263646;
  border-radius: 8px;
  background: var(--code);
  box-shadow: 0 18px 42px rgb(15 23 42 / 18%);
}

.preview-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid #263646;
  color: #9fb3c8;
  font-size: 0.86rem;
}

pre {
  margin: 0;
  overflow-x: auto;
  padding: 20px;
  color: var(--code-text);
  font-size: 0.9rem;
  line-height: 1.6;
  white-space: pre;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.metrics div {
  min-height: 120px;
  padding: 24px;
  background: var(--surface);
}

.metrics strong {
  display: block;
  margin-bottom: 6px;
  font-size: 2rem;
}

.metrics span,
.start-grid p,
.path-grid p,
.split p {
  color: var(--muted);
}

.content-section {
  padding: 72px 0 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 26px;
}

.path-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.path-grid article {
  min-height: 188px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.finder-section {
  scroll-margin-top: 24px;
}

.section-copy {
  max-width: 720px;
  color: var(--muted);
}

.finder-panel {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.finder-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
  gap: 16px;
  align-items: end;
}

.finder-controls label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

.finder-controls select {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

.finder-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.finder-actions .button {
  cursor: pointer;
}

.finder-summary {
  margin: 22px 0 14px;
  color: var(--muted);
  font-size: 0.95rem;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.result-card {
  display: grid;
  gap: 12px;
  min-height: 220px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
}

.result-meta,
.result-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 0.84rem;
}

.result-footer {
  align-self: end;
}

.result-footer a {
  color: var(--accent);
  font-weight: 650;
  text-decoration: none;
}

.result-footer a:hover {
  color: var(--accent-strong);
}

.empty-result {
  grid-column: 1 / -1;
  min-height: auto;
}

.start-section {
  padding-top: 56px;
}

.start-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.start-grid article {
  display: grid;
  gap: 12px;
  min-height: 220px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.start-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
}

.start-grid a {
  align-self: end;
  color: var(--accent);
  font-weight: 650;
  text-decoration: none;
}

.viewer-main {
  padding-bottom: 72px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 28px;
  color: var(--muted);
  font-size: 0.92rem;
}

.breadcrumb a {
  color: var(--accent);
  font-weight: 650;
  text-decoration: none;
}

.viewer-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 42px;
  align-items: start;
  padding: 64px 0 24px;
}

.viewer-hero h1 {
  font-size: clamp(2.1rem, 4vw, 3.6rem);
}

.viewer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

.viewer-sequence {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.viewer-meta span {
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.viewer-run-card,
.viewer-panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.viewer-run-card {
  padding: 22px;
}

.viewer-run-card h2 {
  font-size: 1.35rem;
}

.viewer-section {
  padding-top: 48px;
}

.viewer-status {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.95rem;
}

.viewer-tabs,
.viewer-toolbar,
.viewer-toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.viewer-picker {
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.viewer-picker label {
  display: grid;
  gap: 8px;
  max-width: 460px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

.viewer-picker select {
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

.viewer-tabs {
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.tab-button {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-weight: 650;
}

.tab-button[aria-selected="true"] {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.viewer-toolbar {
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
}

.viewer-toolbar .button {
  min-height: 38px;
  padding: 0 12px;
}

.viewer-content {
  min-height: 420px;
  background: var(--bg);
}

.viewer-code pre,
.viewer-markdown pre {
  border-radius: 0;
  background: var(--code);
}

.viewer-markdown {
  padding: 28px;
}

.viewer-markdown h2,
.viewer-markdown h3 {
  margin-top: 22px;
}

.viewer-markdown p,
.viewer-markdown li {
  max-width: 820px;
  color: var(--muted);
}

.viewer-markdown code:not(pre code) {
  padding: 2px 5px;
  border-radius: 5px;
  background: var(--surface);
  color: var(--text);
}

.viewer-empty {
  padding: 28px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 48px;
  padding-bottom: 72px;
}

.compact {
  padding-top: 0;
}

.inline-actions {
  margin-top: 20px;
}

.command {
  margin-top: 18px;
  border-radius: 8px;
  background: var(--surface-strong);
  white-space: pre-wrap;
}

.command code {
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 0;
  color: var(--muted);
}

.site-footer a {
  font-weight: 650;
  text-decoration: none;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (max-width: 860px) {
  .nav,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .intro,
  .viewer-hero,
  .split {
    grid-template-columns: 1fr;
  }

  .intro {
    min-height: auto;
    padding-top: 48px;
  }

  .query-preview {
    width: 100%;
  }

  .metrics,
  .start-grid,
  .path-grid,
  .result-grid,
  .finder-controls {
    grid-template-columns: 1fr;
  }

  .finder-actions .button {
    width: 100%;
    justify-content: center;
  }

  .viewer-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .viewer-toolbar-actions,
  .viewer-toolbar-actions .button {
    width: 100%;
  }

  .viewer-toolbar-actions .button {
    justify-content: center;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1117;
    --surface: #101820;
    --surface-strong: #05080c;
    --text: #edf4fa;
    --muted: #adc0cf;
    --line: #263646;
    --accent: #58a6ff;
    --accent-strong: #8bc1ff;
    --green: #7ee2a8;
  }
}