:root {
  color-scheme: light dark;
  --canvas: #f5f3ee;
  --surface: #fcfbf8;
  --surface-raised: #ffffff;
  --text: #242622;
  --muted: #62655d;
  --border: #d9d7ce;
  --accent: #536f89;
  --accent-soft: #e5ebef;
  --focus: #315f89;
  --line: #b9b7ad;
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #151614;
    --surface: #1b1c19;
    --surface-raised: #22231f;
    --text: #f1f0ea;
    --muted: #bcbbb1;
    --border: #393a35;
    --accent: #a8c4d8;
    --accent-soft: #28363e;
    --focus: #aecce0;
    --line: #595a52;
  }
}

* { box-sizing: border-box; }
html { min-width: 0; scroll-behavior: smooth; }
body {
  min-width: 0;
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: "Segoe UI Variable", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.58;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .2em; }
a:focus-visible { outline: 3px solid var(--focus); outline-offset: 4px; border-radius: .15rem; }
.skip-link {
  position: absolute;
  z-index: 10;
  top: .5rem;
  left: .5rem;
  transform: translateY(-160%);
  background: var(--surface-raised);
  border: 1px solid var(--focus);
  padding: .65rem 1rem;
}
.skip-link:focus { transform: none; }
.shell { width: min(100% - 3rem, 74rem); margin-inline: auto; }
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.header-inner {
  display: flex;
  min-height: 5.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  flex: 0 0 auto;
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .13em;
  line-height: 1.35;
  text-decoration: none;
  text-transform: uppercase;
}
.brand img { width: 3rem; height: 3rem; margin: -.45rem; }
.primary-nav { display: flex; align-items: center; gap: clamp(.8rem, 2.4vw, 2rem); flex-wrap: wrap; justify-content: flex-end; }
.primary-nav a { font-size: .86rem; font-weight: 600; text-decoration: none; }
.primary-nav a:hover, .footer-links a:hover, .text-link:hover { color: var(--accent); text-decoration: underline; }
.primary-nav .nav-cta { border: 1px solid var(--border); border-radius: .4rem; padding: .55rem .85rem; }
.primary-nav .nav-cta:hover { border-color: var(--accent); }
.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: .73rem;
  font-weight: 750;
  letter-spacing: .17em;
  text-transform: uppercase;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(19rem, .9fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
  min-height: min(43rem, calc(100svh - 5.25rem));
  padding-block: clamp(5rem, 8vw, 8rem);
}
h1, h2, h3 { line-height: 1.12; letter-spacing: -.035em; }
h1 { margin: 0; font-size: clamp(3.5rem, 7.6vw, 7.3rem); font-weight: 650; }
h2 { margin: 0; font-size: clamp(2.2rem, 4.1vw, 3.75rem); font-weight: 630; }
h3 { margin: 0; font-size: 1.35rem; font-weight: 650; }
.hero-lead { max-width: 37rem; margin: 1.4rem 0 0; font-size: clamp(1.2rem, 2vw, 1.48rem); line-height: 1.48; }
.hero-note { max-width: 34rem; margin: 1rem 0 0; color: var(--muted); font-size: .98rem; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: 2rem; }
.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  border-radius: .4rem;
  background: var(--accent);
  color: var(--canvas);
  padding: .7rem 1.2rem;
  font-size: .91rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
}
.button:hover { filter: brightness(.9); }
.text-link { font-size: .91rem; font-weight: 650; }
.hero-art {
  position: relative;
  display: grid;
  min-height: 27rem;
  place-items: center;
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
}
.hero-art::before, .hero-art::after {
  position: absolute;
  content: "";
  width: 34rem;
  height: 34rem;
  border: 1px solid var(--border);
  transform: rotate(30deg);
}
.hero-art::after { width: 23rem; height: 23rem; transform: rotate(60deg); }
.hero-art img {
  position: relative;
  z-index: 1;
  width: clamp(13rem, 32vw, 22rem);
  height: auto;
  filter: drop-shadow(0 1rem 2rem rgb(28 45 59 / 10%));
}
@media (prefers-color-scheme: dark) {
  .brand img, .hero-art img { filter: invert(1); }
}
.art-label {
  position: absolute;
  z-index: 2;
  bottom: 1.3rem;
  left: 1.4rem;
  color: var(--muted);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.section { border-top: 1px solid var(--border); padding-block: clamp(4.5rem, 8vw, 7rem); }
.section-heading { max-width: 45rem; }
.section-heading p:last-child { color: var(--muted); font-size: 1.06rem; }
.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 2.5rem;
  border: 1px solid var(--border);
  background: var(--border);
}
.capability { min-width: 0; background: var(--surface); padding: clamp(1.5rem, 3vw, 2.4rem); }
.capability:last-child:nth-child(odd) { grid-column: 1 / -1; }
.capability-number { display: block; margin-bottom: 2.3rem; color: var(--accent); font-size: .72rem; font-weight: 750; letter-spacing: .15em; }
.capability p { max-width: 30rem; margin: .8rem 0 0; color: var(--muted); }
.capability ul { margin: 1.4rem 0 0; padding-left: 1.2rem; }
.capability li + li { margin-top: .35rem; }
.planned-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 2.5rem; }
.planned-item { border: 1px solid var(--border); padding: 1.4rem 1.5rem; background: var(--surface); }
.planned-item h3 { font-size: 1.12rem; }
.planned-item p { margin: .7rem 0 0; color: var(--muted); }
.status { display: inline-block; margin-bottom: .75rem; border: 1px solid var(--border); border-radius: 2rem; color: var(--accent); padding: .14rem .55rem; font-size: .67rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.example-list { margin: 1rem 0 0; padding-left: 1.2rem; }
.example-list li + li { margin-top: .35rem; }
.alpha-panel { display: flex; align-items: center; justify-content: space-between; gap: 2rem; border: 1px solid var(--border); background: var(--accent-soft); padding: clamp(2rem, 5vw, 3.5rem); }
.alpha-panel p:not(.eyebrow) { max-width: 42rem; margin-bottom: 0; }
.alpha-panel .button { flex: 0 0 auto; }
.site-footer { background: var(--surface); border-top: 1px solid var(--border); padding-block: 2.6rem; }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 1rem 3rem; }
.footer-brand { font-size: .8rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.footer-links { display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; }
.footer-links a { font-size: .86rem; font-weight: 600; }
.footer-note { grid-column: 1 / -1; max-width: 53rem; margin: .7rem 0 0; color: var(--muted); font-size: .8rem; }
.legal-hero { max-width: 49rem; padding-block: clamp(4rem, 7vw, 6rem) 2.5rem; }
.legal-hero h1 { font-size: clamp(2.8rem, 6vw, 5.5rem); }
.legal-hero p:last-child { color: var(--muted); font-size: 1.08rem; }
.legal-layout { display: grid; grid-template-columns: 13rem minmax(0, 47rem); gap: clamp(2rem, 5vw, 5rem); padding-bottom: 6rem; }
.legal-nav { align-self: start; position: sticky; top: 2rem; border-top: 1px solid var(--border); padding-top: 1.2rem; }
.legal-nav p { margin: 0 0 .8rem; color: var(--muted); font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.legal-nav a { display: block; margin: .55rem 0; color: var(--muted); font-size: .86rem; text-decoration: none; }
.legal-nav a:hover { color: var(--accent); text-decoration: underline; }
.legal-copy section { border-top: 1px solid var(--border); padding: 2rem 0; }
.legal-copy h2 { font-size: 1.55rem; letter-spacing: -.025em; }
.legal-copy p, .legal-copy ul { margin: 1rem 0 0; }
.legal-copy li + li { margin-top: .4rem; }
.legal-copy a { color: var(--accent); }
.legal-copy strong { font-weight: 700; }
.review-note { border-left: 3px solid var(--accent); padding: .7rem 1rem; background: var(--accent-soft); }

@media (max-width: 760px) {
  .shell { width: min(100% - 2rem, 74rem); }
  .header-inner { align-items: flex-start; padding-block: 1rem; }
  .brand { margin-top: .3rem; }
  .primary-nav { gap: .45rem 1rem; }
  .primary-nav a { font-size: .78rem; }
  .primary-nav .nav-cta { padding: .3rem .55rem; }
  .hero { grid-template-columns: 1fr; gap: 2.5rem; min-height: 0; padding-block: 4.5rem; }
  .hero-art { min-height: 18rem; }
  .capability-grid, .planned-grid { grid-template-columns: 1fr; }
  .alpha-panel { align-items: flex-start; flex-direction: column; }
  .legal-layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .legal-nav { position: static; }
}
@media (max-width: 450px) {
  .header-inner { display: block; }
  .primary-nav { justify-content: flex-start; margin-top: 1rem; }
  .hero { padding-block: 3.5rem; }
  .hero-art { min-height: 15rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-note { grid-column: 1; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}