:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: #eef2f3;
  background: #0b1114;
  --canvas: #0b1114;
  --surface: #111a1f;
  --border: #2b3942;
  --muted: #a5b0b5;
  --gold: #c5a052;
  --gold-hover: #d3b06a;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 2rem; }
body { margin: 0; line-height: 1.65; }
a { color: inherit; text-underline-offset: .25em; }
a:focus-visible, main:focus-visible { outline: 2px solid var(--gold-hover); outline-offset: 5px; }
svg { display: block; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.15; }
p { overflow-wrap: anywhere; }
.shell { width: min(76rem, calc(100% - 4rem)); margin-inline: auto; }
.skip-link { position: fixed; top: .75rem; left: 1rem; z-index: 10; transform: translateY(-180%); padding: .75rem 1rem; border-radius: .5rem; background: var(--gold); color: var(--canvas); font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
.topbar { display: flex; align-items: center; gap: 2rem; min-height: 7.5rem; border-bottom: 1px solid var(--border); }
.brand { display: inline-flex; align-items: center; gap: .85rem; text-decoration: none; }
.brand-symbol { flex: 0 0 2.75rem; width: 2.75rem; height: 2.75rem; }
.brand strong { display: block; font-size: 1.2rem; letter-spacing: -.025em; }
.brand strong span { margin-left: .3rem; color: var(--muted); font-weight: 450; }
.brand small { display: block; margin-top: .15rem; color: var(--muted); font-size: .75rem; }
.topbar nav { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.5rem; margin-left: auto; }
.topbar nav a { display: inline-flex; align-items: center; min-height: 2.75rem; color: var(--muted); text-decoration: none; font-size: .875rem; }
.topbar nav a:hover { color: var(--gold-hover); }
.environment { padding: .2rem .65rem; border: 1px solid #66542f; border-radius: .35rem; color: var(--gold-hover); font-size: .75rem; white-space: nowrap; }
.hero { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(18rem, .8fr); align-items: center; gap: clamp(2rem, 5vw, 5rem); padding-block: clamp(3.5rem, 7vw, 6.75rem) 3.5rem; }
.hero > *, .how-section > *, .hybrid-section > * { min-width: 0; }
.eyebrow { margin-bottom: 1.25rem; color: var(--gold); font-size: .75rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
h1 { margin-bottom: 1.75rem; font-size: clamp(2.4rem, 4.5vw, 4.25rem); font-weight: 600; letter-spacing: -.055em; }
h1 span { color: var(--gold-hover); }
.lead { max-width: 35rem; margin-bottom: 2rem; color: var(--muted); font-size: 1.125rem; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 3.25rem; padding: .85rem 1.2rem; border: 1px solid var(--gold); border-radius: .6rem; text-decoration: none; font-size: .9375rem; font-weight: 700; }
.primary { background: var(--gold); color: #101519; }
.primary:hover { border-color: var(--gold-hover); background: var(--gold-hover); }
.text-link { display: inline-flex; align-items: center; gap: .75rem; min-height: 2.75rem; color: var(--gold-hover); font-size: .9375rem; }
.text-link:hover { color: #ead6ad; }
.action-note { max-width: 32rem; margin: 1rem 0 0; color: var(--muted); font-size: .875rem; }
.start-panel { padding: clamp(1.5rem, 3vw, 2rem); border: 1px solid var(--border); border-top-color: #8e7542; border-radius: 1rem; background: linear-gradient(145deg, #182126, var(--surface) 70%); box-shadow: 0 1.5rem 3rem #0002; }
.start-panel .eyebrow { margin-bottom: 1rem; }
.start-panel h2 { margin-bottom: 1.75rem; font-size: clamp(1.5rem, 2.2vw, 2rem); font-weight: 550; letter-spacing: -.035em; }
.start-steps { display: grid; gap: 1.25rem; margin: 0; padding: 0; list-style: none; }
.start-steps li { display: flex; align-items: flex-start; gap: 1rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
.start-steps li > span { flex: 0 0 1.5rem; padding-top: .1rem; color: var(--gold); font-size: .75rem; font-variant-numeric: tabular-nums; }
.start-steps strong { font-size: .9375rem; font-weight: 600; }
.start-steps p { margin: .3rem 0 0; color: var(--muted); font-size: .875rem; }
.connection-note { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 5rem; padding: 1.4rem 1.6rem; border: 1px solid var(--border); border-radius: .75rem; background: #10181d; }
.connection-mark { flex: 0 0 .65rem; width: .65rem; height: .65rem; margin-top: .45rem; border: 1px solid var(--gold); border-radius: 50%; }
.connection-note h2 { margin: 0 0 .45rem; font-size: 1rem; font-weight: 600; line-height: 1.5; }
.connection-note p { margin: 0; color: var(--muted); font-size: .9375rem; }
.connection-note .actions { margin-top: .75rem; gap: .4rem 1.5rem; }
.how-section { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.2fr); gap: clamp(2rem, 6vw, 6rem); padding-block: 1rem 5rem; }
.section-intro h2, .hybrid-section h2 { margin-bottom: 1.5rem; font-size: clamp(2rem, 3.4vw, 3rem); font-weight: 550; letter-spacing: -.045em; }
.section-intro > p:last-child { max-width: 25rem; color: var(--muted); }
.principles { display: grid; gap: 1.75rem; }
.principles article { padding-top: 1.5rem; border-top: 1px solid var(--border); }
.article-label { display: block; margin-bottom: .7rem; color: var(--gold); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }
.principles h3 { margin-bottom: .65rem; font-size: 1.25rem; font-weight: 550; letter-spacing: -.025em; }
.principles p { max-width: 35rem; margin-bottom: 0; color: var(--muted); font-size: .9375rem; }
.hybrid-section { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.2fr); align-items: center; gap: clamp(2rem, 6vw, 6rem); padding-block: 3.5rem; border-top: 1px solid var(--border); }
.hybrid-section h2 { margin-bottom: 0; }
.hybrid-copy p { max-width: 35rem; margin-bottom: .75rem; color: var(--muted); }
.footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem 2rem; padding-block: 2rem; border-top: 1px solid var(--border); color: var(--muted); font-size: .875rem; }
.footer p { margin: 0; }
.footer strong { margin-right: .6rem; color: #eef2f3; }
.footer p > span { margin-left: .5rem; }
.footer > a { display: inline-flex; align-items: center; gap: .75rem; min-height: 2.75rem; }

@media (max-width: 62rem) {
  .topbar { gap: 1.25rem; }
  .brand small { max-width: 11rem; }
  .topbar nav { gap: .5rem 1rem; }
  .hero { grid-template-columns: minmax(0, 1.2fr) minmax(17rem, .9fr); gap: 2rem; }
  .actions { align-items: flex-start; flex-direction: column; gap: .5rem; }
}
@media (max-width: 45rem) {
  .shell { width: min(100% - 2.5rem, 36rem); }
  .topbar { flex-wrap: wrap; justify-content: space-between; gap: .75rem 1rem; padding-block: 1.25rem .75rem; }
  .brand { gap: .6rem; }
  .brand-symbol { flex-basis: 2.25rem; width: 2.25rem; height: 2.25rem; }
  .brand strong { font-size: 1.05rem; }
  .brand small { max-width: none; font-size: .6875rem; }
  .environment { padding: .15rem .5rem; font-size: .6875rem; }
  .topbar nav { order: 3; flex-basis: 100%; margin: 0; gap: 1.5rem; }
  .hero, .how-section, .hybrid-section { grid-template-columns: minmax(0, 1fr); }
  .hero { gap: 2.25rem; padding-block: 3rem 1.5rem; }
  h1 { font-size: clamp(2.15rem, 7.6vw, 3.15rem); }
  .lead { font-size: 1rem; }
  .actions, .button { width: 100%; }
  .button { gap: .75rem; }
  .start-panel { padding: 1.5rem; }
  .connection-note { margin-bottom: 3rem; padding: 1.25rem; }
  .how-section { gap: 1.5rem; padding-block: 0 3rem; }
  .section-intro > p:last-child { max-width: none; }
  .principles { gap: 1.5rem; }
  .hybrid-section { gap: 1.5rem; padding-block: 2.5rem; }
  .footer { align-items: flex-start; flex-direction: column; gap: .75rem; padding-block: 1.5rem; }
  .footer p > span { display: block; margin: .25rem 0 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}