/* Spectriq — shared styles for the home page and the legal pages.
   Four hues, one per ability area; everything else stays neutral. */
:root {
  --paper: #F4F3F7;
  --card: #FFFFFF;
  --edge: #DEDBE6;
  --ink: #17151F;
  --ink-soft: #57546A;
  --ink-faint: #8A8799;
  --logic: #6A4CE0;
  --space: #1585C9;
  --memory: #13977F;
  --speed: #E0592E;
  --accent: var(--logic);
  --shadow: rgba(23, 21, 31, 0.08);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #111018;
    --card: #1B1A24;
    --edge: #2F2D3B;
    --ink: #F1F0F6;
    --ink-soft: #ABA8BC;
    --ink-faint: #77748A;
    --logic: #9B85FF;
    --space: #4DB3F0;
    --memory: #3CCBAE;
    --speed: #FF8A5E;
    --shadow: rgba(0, 0, 0, 0.45);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --paper: #111018;
  --card: #1B1A24;
  --edge: #2F2D3B;
  --ink: #F1F0F6;
  --ink-soft: #ABA8BC;
  --ink-faint: #77748A;
  --logic: #9B85FF;
  --space: #4DB3F0;
  --memory: #3CCBAE;
  --speed: #FF8A5E;
  --shadow: rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Bricolage Grotesque', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

.mono {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  letter-spacing: 0.02em;
}

.wrap { max-width: 1080px; margin: 0 auto; padding-inline: 20px; }
.wrap.narrow { max-width: 760px; }

/* the spectrum band: the brand mark, used thin */
.band {
  height: 4px;
  background: linear-gradient(90deg, var(--logic) 0 25%, var(--space) 25% 50%, var(--memory) 50% 75%, var(--speed) 75%);
}

/* ---------- masthead ---------- */

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  flex-wrap: wrap;
  padding-block: 22px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
}

.wordmark i {
  display: inline-grid;
  grid-template-columns: repeat(4, 5px);
  align-items: end;
  gap: 2px;
  height: 18px;
}

.wordmark i b { display: block; border-radius: 1px; }
.wordmark i b:nth-child(1) { height: 60%; background: var(--logic); }
.wordmark i b:nth-child(2) { height: 100%; background: var(--space); }
.wordmark i b:nth-child(3) { height: 75%; background: var(--memory); }
.wordmark i b:nth-child(4) { height: 45%; background: var(--speed); }

.masthead nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.masthead nav a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.masthead nav a:hover, .masthead nav a:focus-visible { color: var(--ink); border-bottom-color: var(--accent); }

.masthead .tools { display: flex; align-items: center; gap: 12px 20px; flex-wrap: wrap; }

/* theme switch: shows the moon in light mode and the sun in dark mode */
.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  padding: 0;
  border: 1px solid var(--edge);
  border-radius: 999px;
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
}

.theme-toggle:hover, .theme-toggle:focus-visible { border-color: var(--accent); }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .sun { display: none; }

:root[data-theme="dark"] .theme-toggle .sun { display: block; }
:root[data-theme="dark"] .theme-toggle .moon { display: none; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: none; }
}

/* ---------- type ---------- */

.eyebrow {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
}

h1 {
  font-size: clamp(40px, 6.6vw, 70px);
  line-height: 1;
  letter-spacing: -0.045em;
  font-weight: 800;
  margin: 0 0 22px;
  text-wrap: balance;
}

h2 {
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1.1;
  letter-spacing: -0.035em;
  font-weight: 800;
  margin: 0 0 14px;
  text-wrap: balance;
}

h3 { font-size: 19px; letter-spacing: -0.02em; margin: 0 0 6px; }

.lead {
  font-size: clamp(18px, 2.1vw, 20px);
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 48ch;
  margin: 0 0 26px;
}

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--edge);
  margin-top: 56px;
}

footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 12px 18px;
  flex-wrap: wrap;
  padding-block: 26px 40px;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 12px;
  color: var(--ink-faint);
}

footer nav { display: flex; gap: 8px 18px; flex-wrap: wrap; }

footer a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--edge);
}

footer a:hover, footer a:focus-visible { color: var(--ink); border-bottom-color: var(--accent); }

/* ---------- legal pages ---------- */

.doc-head { padding-block: 20px 34px; border-bottom: 1px solid var(--edge); }
.doc-head h1 { font-size: clamp(34px, 5.5vw, 52px); margin-bottom: 10px; }
.updated { margin: 0; color: var(--ink-faint); font-family: 'IBM Plex Mono', ui-monospace, monospace; font-size: 12.5px; }

.doc { padding-top: 32px; }
.doc h2 { font-size: clamp(21px, 2.6vw, 25px); margin: 38px 0 10px; }
.doc p, .doc li { color: var(--ink-soft); }
.doc strong { color: var(--ink); }
.doc ul { padding-left: 20px; }
.doc li { margin-bottom: 6px; }

.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 15px;
}

.doc th, .doc td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px;
  border-bottom: 1px solid var(--edge);
}

.doc th {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
}

.doc td { color: var(--ink-soft); }
.doc td:first-child { color: var(--ink); }

@media (max-width: 560px) {
  .doc table, .doc tbody, .doc tr, .doc td { display: block; width: 100%; }
  .doc thead { display: none; }
  .doc tr { border-bottom: 1px solid var(--edge); padding-block: 8px; }
  .doc td { border: 0; padding: 3px 0; }
}

.box {
  background: var(--card);
  border: 1px solid var(--edge);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 22px 24px;
  margin-bottom: 28px;
}

.box h3 { margin-bottom: 10px; }
.box ul { margin: 0; padding-left: 20px; }
.box li { margin-bottom: 5px; color: var(--ink-soft); }
.box p { margin: 0 0 10px; color: var(--ink-soft); }
.box p:last-child { margin-bottom: 0; }
.box.warn { border-left-color: var(--speed); }

@media (max-width: 520px) { .box { padding: 18px 18px; } }