@import url("https://fonts.googleapis.com/css2?family=Golos+Text:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&family=Unbounded:wght@500;600&display=swap");

html { background: var(--ai-paper); }

body.aia-page {
  background: var(--ai-paper);
  color: var(--ai-graphite);
  font-family: var(--font-ai-body);
  line-height: 1.55;
}

.aia-page a { color: var(--ai-carbon); }
.aia-page a:hover { color: var(--ai-signal-dark); }
.aia-page :focus-visible { outline-color: var(--ai-signal-dark); }
.aia-page .skip-link { background: var(--ai-carbon); }

.aia-utility,
.aia-header,
.aia-main,
.aia-footer {
  width: min(100% - 3rem, 1240px);
  margin-inline: auto;
}

.aia-utility {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.7rem;
  border-bottom: 1px solid var(--ai-dust);
  color: var(--ai-carbon-muted);
  font-family: var(--font-ai-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.aia-header {
  display: grid;
  grid-template-columns: minmax(190px, 0.75fr) minmax(0, 1.5fr) auto;
  gap: 2rem;
  align-items: center;
  padding-block: 1.35rem;
  border-bottom: 1px solid var(--ai-carbon);
}

.aia-lockup {
  display: inline-flex;
  gap: 0.8rem;
  align-items: center;
  width: fit-content;
  font-family: var(--font-ai-display);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.05;
  text-transform: lowercase;
}

.aia-lockup:hover { text-decoration: none; }
.aia-mark { display: block; width: 48px; height: 48px; }

.aia-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1.5rem;
  font-family: var(--font-ai-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.aia-nav a[aria-current="page"] { color: var(--ai-signal-dark); }
.aia-nav a[aria-current="page"]::before { content: "• "; color: var(--ai-signal); }
.aia-personal { font-family: var(--font-ai-mono); font-size: 0.7rem; white-space: nowrap; }

.aia-main { padding-block: clamp(4.5rem, 10vw, 8.5rem); }

.aia-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.75fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
  min-height: min(620px, 72vh);
  padding-bottom: clamp(4.5rem, 9vw, 8rem);
}

.aia-hero > * { min-width: 0; }

.aia-kicker,
.aia-meta,
.aia-section-no,
.aia-status,
.aia-page .section-label,
.aia-page .eyebrow {
  color: var(--ai-carbon-muted);
  font-family: var(--font-ai-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.aia-kicker::before,
.aia-page .eyebrow::before { content: "{ "; color: var(--ai-signal); }
.aia-kicker::after,
.aia-page .eyebrow::after { content: " }"; color: var(--ai-signal); }

.aia-title,
.aia-page .practice-intro h1 {
  max-width: 12ch;
  margin: 1.4rem 0 0;
  color: var(--ai-carbon);
  font-family: var(--font-ai-display);
  font-size: clamp(3rem, 8vw, 7.4rem);
  font-weight: 600;
  line-height: 0.96;
  letter-spacing: -0.055em;
}

.aia-title .signal { color: var(--ai-signal-dark); }
.aia-hero-side { padding-bottom: 0.55rem; }
.aia-deck,
.aia-page .practice-intro .deck {
  max-width: 32ch;
  color: var(--ai-carbon);
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.45;
}

.aia-note,
.aia-page .intro-note { max-width: 48ch; margin-top: 1.1rem; color: var(--ai-carbon-muted); font-size: 0.84rem; }

.aia-primary,
.aia-page .btn--primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.6rem;
  padding: 0.75rem 0;
  border: 0;
  border-bottom: 2px solid var(--ai-signal);
  border-radius: 0;
  background: transparent;
  color: var(--ai-carbon);
  font-family: var(--font-ai-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.aia-primary::after { content: "→"; color: var(--ai-signal); }
.aia-primary:hover,
.aia-page .btn--primary:hover { background: transparent; color: var(--ai-signal-dark); box-shadow: none; text-decoration: none; transform: none; }

.aia-section {
  display: grid;
  grid-template-columns: minmax(150px, 0.42fr) minmax(0, 1.58fr);
  gap: clamp(2rem, 7vw, 7rem);
  padding-block: clamp(4.5rem, 9vw, 8rem);
  border-top: 1px solid var(--ai-carbon);
}

.aia-section-head h2 {
  max-width: 12ch;
  margin-top: 1rem;
  color: var(--ai-carbon);
  font-family: var(--font-ai-display);
  font-size: clamp(1.55rem, 3.5vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.aia-section-head p:last-child { max-width: 30ch; margin-top: 1rem; color: var(--ai-carbon-muted); font-size: 0.8rem; }
.aia-section-body { min-width: 0; }

.aia-index { border-top: 1px solid var(--ai-dust); }
.aia-row {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: baseline;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--ai-dust);
}

a.aia-row:hover { color: var(--ai-carbon); text-decoration: none; }
a.aia-row:hover strong { color: var(--ai-signal-dark); }
.aia-row strong { color: var(--ai-carbon); font-family: var(--font-ai-display); font-size: clamp(0.95rem, 1.7vw, 1.3rem); line-height: 1.3; }
.aia-row > span:first-child,
.aia-row > span:last-child { color: var(--ai-carbon-muted); font-family: var(--font-ai-mono); font-size: 0.64rem; letter-spacing: 0.06em; text-transform: uppercase; }
.aia-row > span:last-child { color: var(--ai-signal-dark); text-align: right; }

.aia-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(230px, 0.6fr);
  min-height: 360px;
  background: var(--ai-carbon);
  color: var(--ai-paper);
}

.aia-feature-copy { display: flex; flex-direction: column; justify-content: space-between; padding: clamp(1.5rem, 4vw, 3.5rem); }
.aia-feature .aia-meta { color: var(--ai-dust); }
.aia-feature h2 { max-width: 18ch; color: var(--ai-paper); font-family: var(--font-ai-display); font-size: clamp(1.55rem, 3.4vw, 3.25rem); line-height: 1.08; letter-spacing: -0.04em; }
.aia-feature a { color: var(--ai-paper); }
.aia-feature-art { display: grid; place-items: center; min-height: 260px; background: var(--ai-signal); }
.aia-feature-art img { width: min(58%, 210px); filter: brightness(0) saturate(100%); }

.aia-prose { max-width: 720px; }
.aia-prose > * + * { margin-top: 1rem; }
.aia-prose h2,
.aia-prose h3 { color: var(--ai-carbon); font-family: var(--font-ai-display); line-height: 1.18; }
.aia-prose h2 { font-size: clamp(1.5rem, 3vw, 2.6rem); }
.aia-prose h3 { font-size: 1rem; }
.aia-prose ul,
.aia-prose ol { padding-left: 1.3rem; }
.aia-prose li + li { margin-top: 0.45rem; }

.aia-disclosures { border-top: 1px solid var(--ai-carbon); }
.aia-disclosure { border-bottom: 1px solid var(--ai-dust); }
.aia-disclosure summary {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: baseline;
  padding: 1.35rem 0;
  color: var(--ai-carbon);
  cursor: pointer;
  list-style: none;
}
.aia-disclosure summary::-webkit-details-marker { display: none; }
.aia-disclosure summary::after { content: "+"; color: var(--ai-signal); font-family: var(--font-ai-mono); }
.aia-disclosure[open] summary::after { content: "−"; }
.aia-disclosure summary span { color: var(--ai-carbon-muted); font-family: var(--font-ai-mono); font-size: 0.65rem; }
.aia-disclosure summary strong { font-family: var(--font-ai-display); font-size: clamp(1rem, 1.8vw, 1.3rem); }
.aia-disclosure-content { max-width: 720px; padding: 0 0 2rem 4rem; }
.aia-disclosure-content > * + * { margin-top: 0.8rem; }
.aia-disclosure-content ul { padding-left: 1.2rem; }

.aia-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--ai-carbon); border-bottom: 1px solid var(--ai-carbon); }
.aia-facts > div { min-height: 130px; padding: 1.25rem 1rem 1.25rem 0; }
.aia-facts > div + div { padding-left: 1rem; border-left: 1px solid var(--ai-dust); }
.aia-facts dt { color: var(--ai-carbon-muted); font-family: var(--font-ai-mono); font-size: 0.62rem; letter-spacing: 0.08em; text-transform: uppercase; }
.aia-facts dd { margin-top: 0.55rem; color: var(--ai-carbon); font-family: var(--font-ai-display); font-size: clamp(1rem, 2.2vw, 1.55rem); line-height: 1.25; }

.aia-callout { padding: clamp(1.5rem, 4vw, 3rem); background: var(--ai-carbon); color: var(--ai-paper); }
.aia-callout h2,
.aia-callout h3 { color: var(--ai-paper); font-family: var(--font-ai-display); }
.aia-callout a { color: var(--ai-paper); }

.aia-page .application { max-width: 720px; padding-top: 0; border: 0; }
.aia-page .field { margin: 1.3rem 0; }
.aia-page .field label,
.aia-page fieldset legend { color: var(--ai-carbon); font-family: var(--font-ai-mono); font-size: 0.72rem; font-weight: 500; text-transform: uppercase; }
.aia-page input,
.aia-page textarea,
.aia-page select { border: 0; border-bottom: 1px solid var(--ai-carbon); border-radius: 0; background: transparent; color: var(--ai-carbon); }
.aia-page input:focus,
.aia-page textarea:focus,
.aia-page select:focus { border-bottom-color: var(--ai-signal); outline: 0; }
.aia-page .consent { display: flex; gap: 0.6rem; align-items: flex-start; margin: 1.2rem 0; font-size: 0.78rem; }
.aia-page .consent input { flex: 0 0 auto; width: 1rem; height: 1rem; margin-top: 0.2rem; }
.aia-page .form-note,
.aia-page .form-status,
.aia-page .field-hint { color: var(--ai-carbon-muted); font-size: 0.75rem; }
.website-trap { position: absolute; left: -10000px; overflow: hidden; width: 1px; height: 1px; }

.aia-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 0;
  padding-block: 1.4rem 2.5rem;
  border-top: 1px solid var(--ai-carbon);
  color: var(--ai-carbon-muted);
  font-family: var(--font-ai-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.aia-footer nav { display: flex; flex-wrap: wrap; gap: 0.6rem 1.4rem; }

@media (max-width: 900px) {
  .aia-header { grid-template-columns: 1fr auto; }
  .aia-nav { grid-column: 1 / -1; grid-row: 2; }
  .aia-hero { grid-template-columns: 1fr; min-height: 0; }
  .aia-hero-side { max-width: 560px; }
  .aia-section { grid-template-columns: 1fr; }
  .aia-section-head h2 { max-width: 18ch; }
}

@media (max-width: 620px) {
  .aia-utility,
  .aia-header,
  .aia-main,
  .aia-footer { width: min(100% - 2rem, 1240px); }
  .aia-utility span:last-child { display: none; }
  .aia-header { gap: 1.1rem; }
  .aia-mark { width: 40px; height: 40px; }
  .aia-personal { display: none; }
  .aia-nav { gap: 0.55rem 1rem; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 0.2rem; }
  .aia-main { padding-top: 3.5rem; }
  .aia-hero { gap: 2.5rem; padding-bottom: 4.5rem; }
  .aia-title,
  .aia-page .practice-intro h1 { max-width: 100%; font-size: clamp(2.2rem, 10.5vw, 4.3rem); }
  .aia-feature { grid-template-columns: 1fr; }
  .aia-feature-art { min-height: 210px; }
  .aia-row { grid-template-columns: 2rem minmax(0, 1fr); }
  .aia-row > span:last-child { grid-column: 2; text-align: left; }
  .aia-disclosure summary { grid-template-columns: 2rem minmax(0, 1fr) auto; }
  .aia-disclosure-content { padding-left: 3rem; }
  .aia-facts { grid-template-columns: 1fr; }
  .aia-facts > div { min-height: 0; padding: 1rem 0; }
  .aia-facts > div + div { padding-left: 0; border-top: 1px solid var(--ai-dust); border-left: 0; }
  .aia-footer { flex-direction: column; gap: 0.8rem; }
}

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