:root {
  --ink: #061b30;
  --navy: #0a2942;
  --blue: #315f7b;
  --sea: #178a91;
  --foam: #f7f8f6;
  --mist: #e7eef1;
  --white: #ffffff;
  --gold: #d7a84a;
  --muted: #536575;
  --shadow: 0 24px 70px rgba(6, 27, 48, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--foam);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
.shell { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(49, 95, 123, 0.14);
  background: rgba(247, 248, 246, 0.9);
  backdrop-filter: blur(16px);
}
.nav { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 800; letter-spacing: 0.15em; }
.brand-mark { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; color: var(--white); background: var(--navy); font-family: Georgia, serif; font-size: 22px; }
.nav-links { display: flex; gap: 28px; color: var(--muted); font-size: 0.92rem; }
.nav-links a { text-decoration: none; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--sea); }

.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 82px;
  background:
    radial-gradient(circle at 84% 15%, rgba(23, 138, 145, 0.14), transparent 28%),
    linear-gradient(135deg, #f9faf8 0%, #eef4f5 100%);
}
.hero::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -190px;
  width: 62%;
  height: 290px;
  border: 3px solid rgba(49, 95, 123, 0.11);
  border-radius: 50%;
  transform: rotate(-7deg);
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr 0.92fr; align-items: center; gap: 72px; }
.eyebrow { margin: 0 0 16px; color: var(--sea); font-weight: 800; font-size: 0.82rem; letter-spacing: 0.16em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; line-height: 1.08; }
h1 { margin-bottom: 24px; font-size: clamp(2.9rem, 6vw, 5.8rem); letter-spacing: -0.055em; max-width: 820px; }
.lead { margin: 0 0 34px; max-width: 650px; color: #405565; font-size: clamp(1.08rem, 2vw, 1.28rem); }
.button-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 24px; border-radius: 7px; text-decoration: none; font-weight: 800; }
.button-primary { color: var(--white); background: var(--navy); box-shadow: 0 10px 30px rgba(6, 27, 48, 0.2); }
.button-primary:hover, .button-primary:focus-visible { background: var(--sea); }
.microcopy { color: var(--muted); font-size: 0.9rem; }
.logo-card { position: relative; padding: 22px; border: 1px solid rgba(49, 95, 123, 0.14); border-radius: 22px; background: rgba(255,255,255,0.84); box-shadow: var(--shadow); transform: rotate(1.3deg); }
.logo-card::before { content: ""; position: absolute; inset: 14px; z-index: -1; border-radius: 20px; background: var(--gold); transform: rotate(-4deg); opacity: 0.34; }
.logo-card img { border-radius: 12px; }

.section { padding: 96px 0; }
.section-dark { color: var(--white); background: var(--ink); }
.section-heading { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 60px; align-items: end; margin-bottom: 48px; }
.section-heading h2 { margin-bottom: 0; font-size: clamp(2.1rem, 4vw, 3.6rem); letter-spacing: -0.04em; }
.section-heading p { margin: 0; color: var(--muted); font-size: 1.08rem; }
.section-dark .section-heading p { color: #b8c8d3; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { min-height: 215px; padding: 28px; border: 1px solid rgba(231, 238, 241, 0.16); border-radius: 16px; background: rgba(255,255,255,0.045); }
.feature-number { display: block; margin-bottom: 36px; color: #7bc8ca; font-weight: 800; font-size: 0.82rem; letter-spacing: 0.12em; }
.feature h3 { margin-bottom: 10px; font-size: 1.2rem; }
.feature p { margin: 0; color: #b8c8d3; }

.split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 84px; align-items: start; }
.split h2 { font-size: clamp(2.2rem, 4vw, 3.8rem); letter-spacing: -0.045em; }
.story-copy { font-size: 1.08rem; color: #405565; }
.story-copy p:first-child { margin-top: 0; }
.principles { margin-top: 28px; padding: 0; list-style: none; border-top: 1px solid #cad7dc; }
.principles li { display: grid; grid-template-columns: 28px 1fr; gap: 14px; padding: 17px 0; border-bottom: 1px solid #cad7dc; }
.principles span { color: var(--sea); font-weight: 900; }

.launch { padding: 74px 0; background: #dcecee; }
.launch-box { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; }
.launch h2 { margin-bottom: 12px; font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -0.04em; }
.launch p { margin: 0; color: #405565; }
.tester-action { display: grid; justify-items: center; gap: 12px; }
.tester-action .button { min-width: 190px; }
.email-link { color: var(--navy); font-size: 0.9rem; font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.email-link:hover, .email-link:focus-visible { color: var(--sea); }
.status { display: inline-flex; align-items: center; gap: 10px; padding: 12px 16px; border: 1px solid rgba(10,41,66,.18); border-radius: 999px; background: rgba(255,255,255,.55); font-weight: 800; white-space: nowrap; }
.status-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--sea); box-shadow: 0 0 0 5px rgba(23,138,145,.13); }

.site-footer { padding: 36px 0; color: #9fb0bd; background: #041523; }
.footer-row { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover, .footer-links a:focus-visible { color: var(--white); }

.legal-page { min-height: 100vh; background: var(--foam); }
.legal { width: min(820px, calc(100% - 40px)); margin: 0 auto; padding: 86px 0 100px; }
.back-link { display: inline-block; margin-bottom: 38px; color: var(--sea); font-weight: 800; text-decoration: none; }
.legal h1 { font-size: clamp(2.6rem, 6vw, 4.7rem); }
.legal h2 { margin-top: 42px; font-size: 1.55rem; }
.legal p, .legal li { color: #405565; }
.notice { margin: 34px 0; padding: 20px 22px; border-left: 4px solid var(--gold); background: var(--white); }

@media (max-width: 860px) {
  .hero { padding-top: 58px; }
  .hero-grid, .section-heading, .split { grid-template-columns: 1fr; gap: 36px; }
  .logo-card { width: min(540px, 100%); margin-inline: auto; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .launch-box { grid-template-columns: 1fr; }
  .tester-action { justify-items: start; }
}

@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 1160px); }
  .nav { min-height: 66px; }
  .nav-links a:not(:last-child) { display: none; }
  .hero { padding: 46px 0 58px; }
  h1 { font-size: clamp(2.7rem, 15vw, 4.2rem); }
  .logo-card { padding: 14px; border-radius: 16px; }
  .section { padding: 68px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature { min-height: auto; }
  .feature-number { margin-bottom: 22px; }
  .launch { padding: 58px 0; }
  .footer-row { align-items: flex-start; flex-direction: column; }
}

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