/* App tokens + Signal Split hero composition */

:root {
  --bg: #0d0e11;
  --panel: #131519;
  --panel-2: #171a1f;
  --line: #23262d;
  --line-soft: #1c1f25;
  --text: #e6e8ec;
  --dim: #878d99;
  --dimmer: #5d636e;
  --accent: #6ea8fe;
  --good: #4ec98a;
  --warn: #e0b25c;
  --bad: #e06c6c;
  --radius: 8px;
  --sans: ui-sans-serif, -apple-system, "SF Pro Text", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  overflow-x: clip;
}
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 13px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }
button, input { font: inherit; color: inherit; }
img { display: block; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip {
  position: absolute; left: -999px; top: 0; z-index: 50;
  background: var(--accent); color: #0b1220; padding: 8px 12px;
}
.skip:focus { left: 8px; top: 8px; }
:focus-visible { outline: 1px solid var(--accent); outline-offset: 2px; }

.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  height: 44px; padding: 0 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; letter-spacing: 0.2px;
  color: var(--text); text-decoration: none;
}
.brand:hover { text-decoration: none; color: var(--text); }
.top-links { display: flex; align-items: center; gap: 4px; }
.top-links a {
  padding: 5px 10px; border-radius: 6px;
  color: var(--dim); text-decoration: none; font-weight: 500;
}
.top-links a:hover { color: var(--text); background: var(--panel-2); text-decoration: none; }
.top-cta {
  margin-left: 4px;
  background: var(--accent) !important;
  color: #0b1220 !important;
  font-weight: 600 !important;
}
.top-cta:hover { background: #8bbcff !important; color: #0b1220 !important; }

/* —— Signal Split hero: copy left, console right —— */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
  gap: 40px;
  align-items: center;
  min-height: calc(100vh - 44px);
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 16px 40px;
}
.hero-copy { max-width: 480px; }
.hero h1 {
  font-size: clamp(32px, 3.8vw, 46px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 14px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(92deg, #8bbcff 0%, #6ea8fe 45%, #4ec98a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead {
  font-size: 15px;
  line-height: 1.55;
  color: var(--dim);
  margin-bottom: 22px;
  max-width: 36ch;
}
.gate { display: flex; gap: 8px; align-items: stretch; max-width: 420px; }
.gate input {
  flex: 1; min-width: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 12px;
}
.gate input::placeholder { color: var(--dimmer); }
.gate input:focus { outline: none; border-color: #2d323b; }
.gate .primary, button.primary, a.primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  background: var(--accent);
  color: #0b1220;
  font-weight: 600;
  border-radius: 6px;
  padding: 8px 14px;
  cursor: pointer;
  text-decoration: none;
}
.gate .primary:hover, button.primary:hover, a.primary:hover { background: #8bbcff; }
.gate .primary:disabled, button.primary:disabled { opacity: 0.45; cursor: default; }
.note { margin-top: 8px; color: var(--dim); min-height: 1.2em; }
.note.is-error { color: var(--bad); }
.note a { color: var(--accent); }

/* —— console (Signal Split structure, app palette) —— */
.console {
  border-radius: 12px;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  overflow: hidden;
}
.chrome {
  display: flex; align-items: center; gap: 7px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  background: #12151a;
}
.chrome .light { width: 10px; height: 10px; border-radius: 50%; }
.chrome .r { background: #ff5f57; }
.chrome .y { background: #febc2e; }
.chrome .g { background: #28c840; }
.chrome-title {
  margin-left: 8px;
  font: 12px var(--mono);
  color: var(--dim);
}
.describe {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  min-height: 46px;
}
.chev { color: var(--accent); font: 600 14px var(--mono); }
.qtext { font: 13px/1.4 var(--mono); color: var(--text); }
.caret {
  display: inline-block; width: 7px; height: 14px; margin-left: 2px;
  background: var(--good);
  vertical-align: -2px;
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.body { display: grid; grid-template-columns: 212px minmax(0, 1fr); }
.side {
  padding: 14px;
  border-right: 1px solid var(--line);
  background: var(--bg);
}
.side h2 {
  font: 600 10px var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dimmer);
  margin-bottom: 11px;
}
#chips { display: flex; flex-direction: column; gap: 8px; transition: opacity 0.36s ease; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  font: 12px var(--mono); color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  opacity: 0; transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.chip.on { opacity: 1; transform: none; }
.chip .ic { display: inline-flex; width: 12px; height: 12px; flex-shrink: 0; }
.chip .ic svg { width: 12px; height: 12px; display: block; }
.chip .ic.is { color: var(--good); }
.chip .ic.not { color: var(--bad); }
.chip .ic.has { color: var(--accent); }
.chip .ic.geo { color: var(--dim); }
.chip .ic.stage { color: var(--warn); }
.chip .ck { color: var(--dimmer); font-weight: 600; margin-right: 2px; }
.stream { display: flex; flex-direction: column; background: var(--panel); }
#results {
  position: relative;
  min-height: 240px;
  transition: opacity 0.36s ease;
  background: var(--panel);
}
.faded { opacity: 0.2; }
#scan {
  position: absolute; left: 0; right: 0; top: 0; height: 40px;
  opacity: 0; z-index: 2; pointer-events: none;
  background: linear-gradient(180deg, rgba(78, 201, 138, 0.14), transparent);
  border-top: 1px solid rgba(78, 201, 138, 0.45);
  transition: transform 0.3s cubic-bezier(.4,0,.2,1), opacity 0.25s ease;
}
.row {
  display: flex; align-items: center; gap: 10px;
  height: 40px; padding: 0 14px;
  font: 12px var(--mono);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
  transition: opacity 0.45s ease, height 0.5s ease, transform 0.35s ease, border-color 0.5s ease;
}
.row .bdg {
  width: 18px; height: 18px; border-radius: 5px;
  background: var(--panel-2); display: grid; place-items: center; flex-shrink: 0;
}
.row .bdg svg { width: 11px; height: 11px; display: block; }
.row .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--dimmer);
  animation: pend 1.1s ease infinite;
}
@keyframes pend { 50% { opacity: 0.3; } }
.row .name { color: var(--dim); }
.row .why { margin-left: auto; font: 500 10.5px var(--sans); color: var(--dimmer); }
.row.ok .name { color: var(--text); }
.row.ok .bdg { background: rgba(78, 201, 138, 0.14); color: var(--good); }
.row.no .name { color: var(--dimmer); text-decoration: line-through; opacity: 0.75; }
.row.no .bdg { background: rgba(224, 108, 108, 0.14); color: var(--bad); }
.row.enter { opacity: 0; transform: translateY(8px); }
.row.drop { height: 0; opacity: 0; border-color: transparent; }
.meter {
  display: flex; gap: 22px; flex-wrap: wrap;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  background: #12151a;
}
.stat { display: flex; flex-direction: column; gap: 3px; }
.stat .k {
  font: 600 9.5px var(--sans);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dimmer);
}
.stat .v { font: 600 13px var(--mono); color: var(--text); }
.stat .v.good { color: var(--good); }
.tick { animation: tick 0.45s ease; }
@keyframes tick {
  0% { transform: scale(1); }
  35% { transform: scale(1.18); color: var(--good); }
  100% { transform: scale(1); }
}

/* —— below fold —— */
.block {
  max-width: 880px;
  margin: 0 auto;
  padding: 56px 16px;
  border-top: 1px solid var(--line);
}
.kicker {
  color: var(--accent);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 10px;
}
.block h2 {
  font-size: 22px; font-weight: 600;
  letter-spacing: -0.015em; line-height: 1.25;
  margin-bottom: 10px; max-width: 28ch;
}
.dek {
  color: var(--dim); font-size: 14px; line-height: 1.55;
  max-width: 54ch; margin-bottom: 28px;
}
.diff { border-top: 1px solid var(--line); }
.diff > div {
  display: grid;
  grid-template-columns: 0.75fr 1fr 1fr;
  gap: 12px; padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.diff-h {
  color: var(--dimmer); font-size: 11px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.diff [role="rowheader"] { font-weight: 600; color: var(--text); }
.diff [role="row"] > span:nth-child(2) { color: var(--dim); }
.diff [role="row"] > span:nth-child(3) { color: var(--text); }

.rail {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px; margin: 28px 0 20px;
}
.rail .n {
  display: block; color: var(--accent);
  font: 600 11px var(--mono); margin-bottom: 8px;
}
.rail h3 { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.rail p { color: var(--dim); font-size: 12.5px; line-height: 1.5; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  color: var(--dim); font-size: 11px; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  margin-bottom: 8px;
}
.tech ul { list-style: none; display: grid; gap: 10px; }
.tech li { color: var(--dim); line-height: 1.5; }
.tech strong { color: var(--text); font-weight: 600; }

.examples-block { max-width: 980px; }
.examples {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 8px;
}
.example {
  margin: 0;
  padding: 18px 18px 20px;
  background: linear-gradient(180deg, var(--panel-2) 0%, var(--panel) 100%);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.example figcaption {
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 10px;
}
.example p {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 0;
  font-size: 15px;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--text);
}
.example .chev {
  flex: none;
  color: var(--good);
  font: 600 15px/1.45 var(--mono);
  margin-top: 1px;
}

.foot {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px;
  padding: 16px;
  border-top: 1px solid var(--line);
  background: var(--panel);
}
.foot-links { display: flex; gap: 4px; margin-left: auto; }
.foot-links a {
  padding: 5px 10px; border-radius: 6px;
  color: var(--dim); text-decoration: none; font-weight: 500;
}
.foot-links a:hover { color: var(--text); background: var(--panel-2); text-decoration: none; }
.copy { width: 100%; color: var(--dimmer); font-size: 11px; margin: 0; }

.legal-page { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
.legal-page h1 { font-size: 24px; font-weight: 600; margin-bottom: 6px; }
.legal-page .meta { color: var(--dim); margin-bottom: 28px; }
.legal-page section { margin-bottom: 22px; }
.legal-page h2 { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.legal-page p, .legal-page li { color: var(--dim); line-height: 1.55; margin-bottom: 8px; }
.legal-page ul { padding-left: 1.1em; }

/* —— Pricing: one rate sheet, no card clutter —— */
.pricing-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 16px 72px;
}
.pricing-page > .kicker { margin-bottom: 10px; }
.pricing-page > h1 {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 12px;
}
.pricing-page > .lead {
  font-size: 15px;
  line-height: 1.55;
  color: var(--dim);
  max-width: 40ch;
  margin-bottom: 40px;
}
.price-sheet {
  border-top: 1px solid var(--line);
  margin-bottom: 48px;
}
.price-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.price-label h2 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
}
.price-label p {
  color: var(--dim);
  font-size: 13.5px;
  line-height: 1.55;
  max-width: 42ch;
  margin: 0;
}
.price-figure {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.price-figure .unit {
  font-weight: 500;
  color: var(--dim);
}
.pricing-more { margin-bottom: 48px; }
.pricing-more > h2 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
}
.pricing-more > .dek {
  margin-bottom: 18px;
}
.rate-list { border-top: 1px solid var(--line); }
.rate-list > div {
  display: grid;
  grid-template-columns: 0.9fr 1fr 1.4fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.rate-list [role="rowheader"] { font-weight: 600; color: var(--text); }
.rate-list [role="cell"] { color: var(--text); font: 600 13px var(--mono); }
.rate-list .rate-note {
  font: 13px/1.45 var(--sans) !important;
  font-weight: 400 !important;
  color: var(--dim) !important;
}
.pack-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.pack {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.pack-credit {
  font: 600 16px var(--mono);
  color: var(--text);
}
.pack-price {
  font: 12.5px var(--sans);
  color: var(--dim);
}
.pack-price::before { content: "Pay "; }
.pack-save {
  font: 500 12px var(--sans);
  color: var(--good, #4ec98a);
}
.pricing-cta {
  padding-top: 8px;
  border-top: 1px solid var(--line);
}
.pricing-cta h2 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 28px 0 10px;
}
.top-links a[aria-current="page"] {
  color: var(--text);
  background: var(--panel-2);
}

/* —— tablet: stack the split, keep desktop chrome otherwise —— */
@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: auto;
    padding-top: 24px;
  }
  .top-links .nav-section { display: none; }
  .body { grid-template-columns: 1fr; }
  .side { border-right: 0; border-bottom: 1px solid var(--line); }
  #chips { flex-direction: row; flex-wrap: wrap; }
  .rail { grid-template-columns: 1fr 1fr; }
  .examples { grid-template-columns: 1fr; }
  .diff > div { grid-template-columns: 1fr; gap: 4px; }
  .diff-h { display: none; }
  .diff [role="row"] > span:nth-child(2)::before { content: "Search — "; color: var(--dimmer); }
  .diff [role="row"] > span:nth-child(3)::before { content: "AB — "; color: var(--accent); }
}

/* —— phone: simple, locked, no layout thrash —— */
@media (max-width: 720px) {
  .top {
    height: 52px;
    gap: 8px;
    padding: 0 max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left));
  }
  .brand { font-size: 14px; min-width: 0; }
  .brand img { width: 20px; height: 20px; }
  .top-links a[href="/guide"] { display: none; }
  .top-links a[href="/signin"] { padding: 8px 10px; }
  .top-cta {
    margin-left: 0;
    padding: 8px 12px !important;
    font-size: 13px !important;
  }

  .hero {
    gap: 20px;
    padding: 24px max(16px, env(safe-area-inset-right)) 28px max(16px, env(safe-area-inset-left));
  }
  .hero-copy { max-width: none; }
  .hero h1 {
    font-size: 30px;
    line-height: 1.15;
    margin-bottom: 10px;
  }
  .lead {
    font-size: 15px;
    max-width: none;
    margin-bottom: 18px;
  }

  .gate {
    flex-direction: column;
    gap: 10px;
    max-width: none;
  }
  .gate input,
  .gate .primary,
  button.primary {
    font-size: 16px;
    min-height: 48px;
    border-radius: 8px;
    padding: 12px 14px;
  }
  .gate .primary { width: 100%; }

  /* Fixed heights so the demo can't shove content below it. */
  .console { border-radius: 10px; }
  .chrome { padding: 10px 12px; }
  .chrome-title { font-size: 11px; }
  .describe {
    align-items: flex-start;
    height: 52px;
    padding: 10px 12px;
    overflow: hidden;
  }
  .chev { flex: none; margin-top: 1px; }
  .qtext {
    min-width: 0;
    overflow-wrap: anywhere;
    font-size: 12px;
    line-height: 1.4;
  }
  .body { grid-template-columns: 1fr; }
  .side {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 10px 12px;
  }
  .side h2 { margin-bottom: 8px; }
  /* Vertical list — reserved height so chips appearing don't shove the page. */
  #chips {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 6px;
    height: 152px;
    overflow: hidden;
  }
  .chip {
    width: 100%;
    box-sizing: border-box;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 6px 8px;
    font-size: 11px;
    gap: 6px;
    transform: none;
  }
  .chip.on { transform: none; }
  #results {
    height: 228px;
    min-height: 228px;
    overflow: hidden;
  }
  .row {
    height: 38px;
    padding: 0 12px;
    font-size: 11.5px;
  }
  .row .name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .row .why {
    flex: none;
    max-width: 36%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .meter {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
    padding: 10px 12px;
  }
  .stat .k { font-size: 8.5px; letter-spacing: 0.06em; }
  .stat .v { font-size: 12px; }

  .block {
    padding: 40px max(16px, env(safe-area-inset-right)) 40px max(16px, env(safe-area-inset-left));
  }
  .block h2 {
    font-size: 22px;
    max-width: none;
    margin-bottom: 10px;
  }
  .dek {
    font-size: 14px;
    max-width: none;
    margin-bottom: 20px;
  }

  /* Comparison table is a desktop device — drop the whole block on phones. */
  #search-agent { display: none; }

  /* How it works: plain numbered list. */
  .rail {
    grid-template-columns: 1fr;
    gap: 18px;
    margin: 4px 0 24px;
  }
  .rail li { padding: 0; }
  .rail .n {
    display: block;
    margin-bottom: 4px;
    font-size: 12px;
  }
  .rail h3 {
    font-size: 15px;
    margin-bottom: 4px;
  }
  .rail p {
    font-size: 14px;
    line-height: 1.5;
  }

  .examples { gap: 10px; }
  .example { padding: 16px; }
  .example p { font-size: 14px; }

  .foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 18px max(16px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  }
  .foot-links {
    margin-left: 0;
    width: 100%;
    flex-wrap: wrap;
  }
  .foot-links a { padding: 8px 10px; }

  .legal-page {
    padding: 24px max(16px, env(safe-area-inset-right)) 48px max(16px, env(safe-area-inset-left));
  }

  .pricing-page {
    padding: 32px max(16px, env(safe-area-inset-right)) 56px max(16px, env(safe-area-inset-left));
  }
  .pricing-page > .lead { max-width: none; margin-bottom: 28px; }
  .price-row {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 22px 0;
  }
  .rate-list > div {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 16px 0;
  }
  .pack-row { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 400px) {
  .brand span {
    max-width: 11ch;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .top-links a[href="/signin"] { display: none; }
  .meter { grid-template-columns: 1fr 1fr; }
  .row .why { display: none; }
  .chrome-title { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .caret, .row .dot { animation: none; }
  #scan, .row, .chip { transition: none; }
}