:root {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #101828;
  background: #ffffff;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --accent: #155eef;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 320px; margin: 0; background: #fff; }
a { color: inherit; }

.hero { position: relative; min-height: 78dvh; max-height: 820px; display: flex; flex-direction: column; color: #fff; background: #242b33 url("/hero.jpg") center 48% / cover no-repeat; overflow: hidden; }
.hero-shade { position: absolute; inset: 0; background: rgba(9, 14, 22, .58); }
.site-header, .hero-content { position: relative; z-index: 1; width: min(100% - 40px, 1160px); margin-inline: auto; }
.site-header { min-height: 80px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255, 255, 255, .24); }
.brand { text-decoration: none; font-size: 22px; font-weight: 760; letter-spacing: 0; }
.launch-status { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 650; }
.launch-status i { width: 8px; height: 8px; border-radius: 50%; background: #9fe870; box-shadow: 0 0 0 5px rgba(159, 232, 112, .17); }
.hero-content { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 62px 0 76px; }
.eyebrow { margin: 0 0 16px; color: #b8cdfd; font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0; }
h1 { max-width: 850px; margin: 0; font-size: clamp(58px, 10vw, 132px); line-height: .92; letter-spacing: 0; }
.lead { max-width: 650px; margin: 30px 0 42px; font-size: clamp(18px, 2.2vw, 25px); line-height: 1.45; color: rgba(255, 255, 255, .88); }
.launch-note { width: min(100%, 650px); display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .28); font-size: 14px; }
.launch-note span { color: rgba(255, 255, 255, .72); }
.launch-note strong { white-space: nowrap; }

.preview { width: min(100% - 40px, 1160px); margin: 0 auto; padding: 72px 0 86px; }
.preview-intro { display: grid; grid-template-columns: minmax(180px, .7fr) minmax(0, 2fr); gap: 32px; align-items: start; padding-bottom: 54px; border-bottom: 1px solid #d9e0e9; }
.preview-intro p { margin: 5px 0 0; color: var(--accent); font-size: 14px; font-weight: 700; }
.preview h2 { max-width: 760px; margin: 0; font-size: clamp(30px, 4vw, 52px); line-height: 1.08; letter-spacing: 0; }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; padding-top: 48px; }
.principles article { min-width: 0; }
.principles span { display: block; color: var(--accent); font-size: 12px; font-weight: 750; }
.principles h3 { margin: 32px 0 10px; font-size: 20px; letter-spacing: 0; }
.principles p { max-width: 290px; margin: 0; color: #667085; font-size: 15px; line-height: 1.55; }
footer { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 24px max(20px, calc((100vw - 1160px) / 2)); color: #d0d5dd; background: #111827; font-size: 13px; }
footer strong { color: #fff; font-size: 17px; }

@media (max-width: 720px) {
  .hero { min-height: 74dvh; background-position: 60% center; }
  .site-header { min-height: 68px; }
  .hero-content { padding: 52px 0 58px; justify-content: flex-end; }
  h1 { font-size: clamp(54px, 20vw, 82px); }
  .lead { margin: 22px 0 30px; font-size: 18px; }
  .launch-note { align-items: flex-start; flex-direction: column; gap: 8px; }
  .preview { padding: 54px 0 64px; }
  .preview-intro { grid-template-columns: 1fr; gap: 18px; padding-bottom: 38px; }
  .principles { grid-template-columns: 1fr; gap: 34px; padding-top: 38px; }
  .principles h3 { margin-top: 16px; }
  footer { align-items: flex-start; flex-direction: column; gap: 8px; }
}

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