/* droid-tune project site — dependency-free, system fonts, no network requests.

   Visual language: Factory-ecosystem tokens applied to a third-party tool page.
   Warm taupe neutrals (never cool blue-grey), one orange accent (#ef6f2e)
   reserved for emphasis, hairline rules, and squared panel corners mixed with
   lightly rounded controls. Dark is the default; the light theme is built from
   Factory's own surface scale (#f5f5f5 page, #fff raised, #ebebeb sunken). */

:root {
  color-scheme: dark;

  --bg: #020202;
  --bg-raised: #101010;
  --bg-sunken: #000000;
  --border: #2e2c2b;
  --border-strong: #3d3a39;
  --text: #d6d3d2;
  --text-strong: #f5f5f5;
  --text-dim: #a49d9a;
  --accent: #ef6f2e;
  --accent-text: #ef6f2e;   /* on #020202/#101010: ~6.9:1 */
  --accent-hover: #ee6018;
  --good: #6fab78;
  --on-accent: #020202;     /* text sitting on the orange fill */
  --grid-line: rgba(214, 211, 210, 0.05);
  --focus: #ef6f2e;

  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Inter, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;

    --bg: #f5f5f5;
    --bg-raised: #ffffff;
    --bg-sunken: #ebebeb;
    --border: #ccc9c7;
    --border-strong: #b8b3b0;
    --text: #1f1d1c;
    --text-strong: #020202;
    --text-dim: #5c5855;
    --accent: #ef6f2e;
    --accent-text: #d15010; /* #ef6f2e is only ~3:1 on white; the deep accent holds text contrast */
    --accent-hover: #d15010;
    --good: #4a7a58;        /* #6fab78 darkened to hold ~5:1 on white */
    --on-accent: #020202;
    --grid-line: rgba(31, 29, 28, 0.055);
    --focus: #d15010;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--accent);
  color: var(--on-accent);
}

.wrap {
  max-width: 64rem;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -4rem;
  z-index: 10;
  background: var(--bg-raised);
  color: var(--text-strong);
  border: 1px solid var(--border-strong);
  border-left: 3px solid var(--accent);
  padding: 0.5rem 1rem;
  font-family: var(--mono);
  font-size: 0.875rem;
  transition: top 120ms ease;
}

.skip-link:focus {
  top: 0.75rem;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-block: 0.75rem;
}

.wordmark {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-strong);
  text-decoration: none;
  white-space: nowrap;
}

.wordmark .prompt {
  color: var(--accent);
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  margin-inline-start: auto;
}

.nav-list a {
  color: var(--text-dim);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.85rem;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--accent-text);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

/* Links and focus */

a {
  color: var(--accent-text);
  text-underline-offset: 0.2em;
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}

code {
  font-family: var(--mono);
  font-size: 0.92em;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.1em 0.35em;
}

/* Buttons — the rounded half of the squared/rounded mix */

.button {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--on-accent);
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 0.6rem 1.2rem;
}

.button:hover,
.button:focus-visible {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.button-ghost {
  color: var(--text-strong);
  background: transparent;
  border-color: var(--border-strong);
}

.button-ghost:hover,
.button-ghost:focus-visible {
  background: var(--bg-raised);
  border-color: var(--text-dim);
}

.button-small {
  font-size: 0.85rem;
  padding: 0.35rem 0.85rem;
  white-space: nowrap;
}

/* Hero */

.hero {
  position: relative;
  padding-block: 4.5rem 3rem;
}

/* Fine technical grid, faded to nothing — motif only, implies no data. */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 2.75rem 2.75rem;
  mask-image: radial-gradient(ellipse 75% 65% at 15% 0%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 15% 0%, #000 0%, transparent 78%);
  pointer-events: none;
}

.kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 0.75rem;
}

/* Squared orange tick — the one repeated brand gesture. */
.kicker::before {
  content: "";
  flex: none;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--accent);
}

h1 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: clamp(2rem, 5.5vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--text-strong);
  margin: 0 0 1.25rem;
}

.lede {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 44rem;
  margin: 0 0 1.75rem;
}

.lede strong {
  color: var(--text-strong);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.hero-figure {
  margin: 0;
}

.hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border-strong);
  background: var(--bg-sunken);
}

.hero-figure figcaption {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

/* Sections */

.section {
  padding-block: 3rem;
  border-top: 1px solid var(--border);
}

h2 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: clamp(1.4rem, 3.5vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-strong);
  margin: 0 0 1.5rem;
}

.section-lede {
  color: var(--text-dim);
  max-width: 46rem;
  margin: 0 0 1.75rem;
}

.section p {
  max-width: 46rem;
}

/* Finding */

.finding-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18rem;
  gap: 2.5rem;
  align-items: start;
}

.finding-prose p {
  margin: 0 0 1.1rem;
}

/* Evidence panels are squared off — deliberate edges, hairline border,
   one orange top rule marking them as the page's load-bearing moments. */

.stat-panel,
.null-table-wrap {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent);
  padding: 1.25rem;
  margin: 0;
}

.stat-panel-title {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--text-dim);
  margin: 0 0 1rem;
}

.stat-list {
  margin: 0;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-block: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.stat-row:last-child {
  border-bottom: 0;
}

.stat-row dt {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.stat-row dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 1.35rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.stat-bad {
  color: var(--accent-text);
}

.stat-good {
  color: var(--good);
}

.stat-panel-note {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 1rem 0 0;
}

.stat-panel-note .stat-bad {
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* Evidence packs */

.pack-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.pack-list li {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  padding: 1rem 1.25rem;
}

.pack-list code,
.pack-list li > span:first-child {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  color: var(--text-strong);
}

.pack-list li span {
  display: block;
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* Null result */

.null-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 22rem);
  gap: 2.5rem;
  align-items: start;
}

.null-prose p {
  margin: 0 0 1.1rem;
}

.null-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
}

.null-table th,
.null-table td {
  text-align: left;
  padding: 0.5rem 0.25rem;
  border-bottom: 1px solid var(--border);
}

.null-table thead th {
  color: var(--text-dim);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom-color: var(--border-strong);
}

.null-table tbody tr:last-child th,
.null-table tbody tr:last-child td {
  border-bottom: 0;
}

.null-table tbody th {
  font-weight: 400;
  color: var(--text-dim);
}

.null-table td {
  color: var(--text-strong);
}

/* Numbers */

.number-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(15rem, 100%), 1fr));
  gap: 1rem;
  margin: 0;
}

.number-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  padding: 1.25rem;
}

.number-card dd {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: var(--accent-text);
}

.number-card dt {
  color: var(--text-dim);
  font-size: 0.92rem;
}

/* Quick start */

.quickstart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(18rem, 100%), 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.terminal {
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  overflow: hidden;
}

.terminal-title {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-raised);
}

.terminal pre {
  margin: 0;
  padding: 1rem;
  overflow-x: auto;
}

.terminal code {
  background: none;
  border: 0;
  padding: 0;
  font-size: 0.9rem;
  color: var(--text);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 2.5rem;
  margin-top: 2rem;
}

.footer-inner p {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  color: var(--text-dim);
}

/* The closer the page gets to Factory's palette, the harder this line works:
   full-strength text, raised surface, orange edge. */
.disclaimer {
  max-width: 46rem;
  font-size: 0.95rem;
  color: var(--text-strong);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 0.9rem 1.1rem;
}

/* Polish */

h1,
h2 {
  text-wrap: balance;
}

.pack-list li,
.number-card {
  transition: border-color 140ms ease;
}

.pack-list li:hover,
.number-card:hover {
  border-color: var(--border-strong);
}

/* The null result is the flagship claim — give its table the most weight
   on the page: heavier top rule, strong figures. */
.null-table-wrap {
  border-top-width: 3px;
}

.null-table td {
  font-weight: 600;
}

/* 404 */

.not-found {
  border-top: 0;
  padding-block: 6rem;
}

/* Claims and Results pages extensions */

.badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  border: 1px solid var(--border-strong);
  background: var(--bg-sunken);
  color: var(--text-dim);
}

.badge-reported {
  border-color: var(--accent);
  color: var(--accent-text);
}

.badge-preregistered {
  border-color: var(--border-strong);
  color: var(--text-dim);
}

.badge-not-supported {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent-text);
}

.badge-good {
  border-color: var(--good);
  color: var(--good);
}

.claim-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-bottom: 1rem;
}

.claim-id {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-strong);
}

.table-scroll {
  overflow-x: auto;
  margin-block: 1rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
  background: var(--bg-raised);
  border: 1px solid var(--border);
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--border);
}

.data-table thead th {
  color: var(--text-dim);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--bg-sunken);
  border-bottom-color: var(--border-strong);
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tfoot tr th,
.data-table tfoot tr td {
  border-top: 2px solid var(--border-strong);
  font-weight: 700;
  background: var(--bg-sunken);
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(14rem, 100%), 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}

.meta-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  padding: 1rem;
}

.meta-card dt {
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 0.35rem;
}

.meta-card dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--text-strong);
  word-break: break-all;
}

/* Print */

@media print {
  :root {
    --bg: #ffffff;
    --bg-raised: #ffffff;
    --bg-sunken: #f5f5f5;
    --border: #b8b3b0;
    --border-strong: #8a8380;
    --text: #1f1d1c;
    --text-strong: #020202;
    --text-dim: #4d4947;
    --accent-text: #d15010;
  }

  .site-header,
  .hero-actions,
  .hero-figure,
  .skip-link {
    display: none;
  }

  body {
    background: #ffffff;
    color: #1f1d1c;
  }

  .section {
    padding-block: 1.5rem;
  }
}

/* Responsive */

@media (max-width: 52rem) {
  .finding-grid,
  .null-layout {
    grid-template-columns: 1fr;
  }

  .nav-list {
    display: none;
  }

  .hero {
    padding-block: 3rem 2rem;
  }
}