:root {
  color-scheme: light;
  --ink: #11122f;
  --muted: #65677d;
  --line: #dedff0;
  --paper: #f7f7fc;
  --white: #ffffff;
  --violet: #6557f5;
  --violet-dark: #4534d8;
  --lavender: #eeecff;
  --indigo: #16164f;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 90% -10%, rgba(101, 87, 245, 0.18), transparent 32rem),
    var(--paper);
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: var(--violet-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.shell {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  padding: 28px 0 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 760;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  box-shadow: 0 8px 22px rgba(44, 37, 124, 0.16);
}

main {
  padding: 34px 0 88px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--violet-dark);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(2.4rem, 8vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.lede {
  max-width: 640px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.14rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 44px;
}

.card {
  min-height: 190px;
  padding: 28px;
  border: 1px solid rgba(222, 223, 240, 0.9);
  border-radius: 24px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 60px rgba(22, 22, 79, 0.07);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover,
.card:focus-visible {
  border-color: rgba(101, 87, 245, 0.55);
  transform: translateY(-2px);
}

.card span {
  display: block;
  margin-bottom: 28px;
  color: var(--violet);
  font-size: 0.82rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.2;
}

.card p {
  margin: 10px 0 0;
  color: var(--muted);
}

.document {
  padding: 34px clamp(24px, 6vw, 56px) 52px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 24px 80px rgba(22, 22, 79, 0.08);
}

.document h1 {
  font-size: clamp(2.1rem, 7vw, 4rem);
}

.document h2 {
  margin: 42px 0 10px;
  font-size: 1.25rem;
  line-height: 1.25;
}

.document h3 {
  margin: 30px 0 8px;
  font-size: 1.05rem;
}

.document p,
.document li {
  color: #45475c;
}

.meta {
  margin: 18px 0 34px;
  color: var(--muted);
  font-size: 0.92rem;
}

.notice {
  margin-top: 28px;
  padding: 20px 22px;
  border-radius: 18px;
  background: var(--lavender);
}

footer {
  padding: 26px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

footer .shell {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
}

nav {
  display: flex;
  gap: 18px;
}

@media (max-width: 620px) {
  .cards {
    grid-template-columns: 1fr;
  }

  main {
    padding-top: 18px;
  }

  .document {
    border-radius: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}