:root {
  color-scheme: dark;
  --bg: #0d0c12;
  --surface: #17151f;
  --ink: #f5f2f8;
  --muted: #b3adbf;
  --line: #2b2635;
  --pink: #f19acb;
  --violet: #a79bf8;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Noto Sans JP', sans-serif;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-underline-offset: 5px;
}
a:hover {
  color: var(--pink);
}
a:focus-visible {
  outline: 2px solid var(--pink);
  outline-offset: 6px;
  border-radius: 3px;
}
.shell {
  width: min(1040px, calc(100% - 48px));
  margin: auto;
}
.nav {
  height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.brand svg {
  width: 50px;
  height: 31px;
  fill: currentColor;
}
.nav-link {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
}
.hero {
  min-height: 650px;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 54px 0 100px;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin: 0 0 28px;
}
.hero h1 {
  font-size: clamp(38px, 5.3vw, 61px);
  font-weight: 650;
  letter-spacing: -0.065em;
  line-height: 1.38;
  margin: 0 0 24px;
  white-space: nowrap;
}
.hero .lead {
  color: var(--muted);
  font-size: 15px;
  line-height: 2.2;
  margin: 0 0 32px;
}
.actions {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
.button {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 15px 20px;
  text-decoration: none;
  font-size: 13px;
  background: #1b1724;
}
.button.primary {
  color: var(--bg);
  background: #efe4f2;
  border-color: transparent;
}
.button.primary:hover {
  background: #f9d4ed;
}
.window {
  position: relative;
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1/0.99;
  margin: auto;
  border-radius: 80px;
  background: linear-gradient(150deg, var(--pink), #c496ec 52%, var(--violet));
  padding: 3px;
  box-shadow: 0 0 100px #a47cf20b;
  transform: rotate(-5deg);
}
.window-inner {
  height: 100%;
  border-radius: 77px;
  background:
    radial-gradient(ellipse at 30% 10%, #342039 0, transparent 65%),
    linear-gradient(160deg, #191421, #111018);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transform: none;
}
.window-logo {
  width: 119px;
  height: 72px;
  fill: #f3e7f5;
}
.presence {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 30px;
  color: #d8c5de;
  font-size: 11px;
  letter-spacing: 0.18em;
}
.dot {
  width: 6px;
  height: 6px;
  background: var(--pink);
  border-radius: 100%;
  box-shadow: 0 0 15px #ef9cce66;
}
.caption {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  margin-top: 30px;
  letter-spacing: 0.03em;
}
.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  padding: 42px 0 64px;
  border-top: 1px solid var(--line);
}
.principles .number {
  font-size: 10px;
  color: var(--violet);
  letter-spacing: 0.12em;
}
.principles h2 {
  font-size: 15px;
  font-weight: 550;
  margin: 17px 0 12px;
}
.principles p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.95;
  margin: 0;
}
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  padding: 28px 0 38px;
  font-size: 11px;
  color: var(--muted);
}
.footer-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.footer a {
  text-decoration: none;
}
.document {
  max-width: 690px;
  padding: 55px 0 92px;
  min-height: 65vh;
}
.document h1 {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0 0 18px;
}
.date {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 40px;
}
.document .intro {
  font-size: 15px;
  line-height: 2;
  color: var(--muted);
  margin-bottom: 38px;
}
.document h2 {
  font-size: 16px;
  font-weight: 600;
  margin: 32px 0 10px;
}
.document p,
.document li {
  font-size: 14px;
  line-height: 2.1;
  color: var(--muted);
}
.document ul,
.document ol {
  padding-left: 22px;
}
.contact {
  display: block;
  padding: 23px 25px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  margin: 26px 0;
}
.contact span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  margin-bottom: 10px;
}
.contact a {
  font-size: clamp(14px, 3.5vw, 19px);
  overflow-wrap: anywhere;
}
.back {
  display: inline-flex;
  color: var(--muted);
  font-size: 12px;
  margin-top: 35px;
}
.skip {
  position: absolute;
  top: -100px;
  left: 20px;
  padding: 12px;
  background: var(--ink);
  color: var(--bg);
  z-index: 2;
}
.skip:focus {
  top: 10px;
}
@media (max-width: 700px) {
  .shell {
    width: calc(100% - 40px);
  }
  .nav {
    height: 85px;
  }
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 58px;
    padding: 42px 0 58px;
  }
  .hero h1 {
    font-size: clamp(33px, 8.7vw, 52px);
  }
  .hero .lead {
    font-size: 14px;
  }
  .window {
    max-width: 235px;
    border-radius: 60px;
  }
  .window-inner {
    border-radius: 57px;
  }
  .window-logo {
    width: 92px;
  }
  .presence {
    margin-top: 16px;
    font-size: 9px;
  }
  .caption {
    margin-top: 22px;
  }
  .principles {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 0 42px;
  }
  .principles h2 {
    margin-top: 10px;
  }
  .footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }
  .footer-links {
    gap: 16px;
    font-size: 10px;
  }
  .document {
    padding-top: 35px;
  }
  .document h1 {
    font-size: 26px;
  }
}