:root {
  color-scheme: dark;
  --bg: #0d1728;
  --panel: #18263b;
  --panel-soft: #121e31;
  --text: #f6eee1;
  --muted: #c8c0b5;
  --accent: #e5ad5d;
  --line: #3c4b63;
  --max: 760px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 88% 4%, rgba(229, 173, 93, 0.11) 0 170px, transparent 171px),
    radial-gradient(circle at 0 86%, rgba(97, 117, 148, 0.12) 0 150px, transparent 151px),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", sans-serif;
  line-height: 1.85;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

.shell {
  width: min(calc(100% - 36px), var(--max));
  margin: 0 auto;
  padding: 36px 0 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-decoration: none;
}

.brand-mark {
  width: 14px;
  height: 18px;
  border-radius: 50% 50% 46% 54%;
  background: var(--accent);
  transform: rotate(12deg);
  box-shadow: 0 0 22px rgba(229, 173, 93, 0.34);
}

.hero {
  padding: 82px 0 48px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 8vw, 58px);
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.lead {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.cards {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.card,
.document {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(24, 38, 59, 0.91);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.16);
}

.card {
  display: block;
  padding: 26px;
  color: var(--text);
  text-decoration: none;
}

.card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 0;
  font-size: 19px;
}

.card p {
  margin: 8px 0 0;
  color: var(--muted);
}

.document {
  margin-top: 42px;
  padding: clamp(24px, 6vw, 50px);
}

.document h1 {
  font-size: clamp(30px, 7vw, 46px);
}

.document h2 {
  margin: 48px 0 10px;
  padding-top: 8px;
  color: var(--accent);
  font-size: 21px;
  line-height: 1.5;
}

.document h3 {
  margin: 28px 0 8px;
  font-size: 17px;
}

.document p,
.document li {
  color: var(--muted);
}

.document ul {
  margin: 10px 0;
  padding-left: 1.4em;
}

.meta {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
}

.notice {
  margin: 30px 0;
  padding: 20px;
  border-left: 3px solid var(--accent);
  border-radius: 0 14px 14px 0;
  background: var(--panel-soft);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  margin-top: 14px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--accent);
  color: #101827;
  font-weight: 800;
  text-decoration: none;
}

.footer {
  padding-top: 46px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 20px;
  margin-bottom: 12px;
}

@media (max-width: 560px) {
  .shell {
    width: min(calc(100% - 28px), var(--max));
    padding-top: 24px;
  }

  .hero {
    padding-top: 64px;
  }

  .card,
  .document {
    border-radius: 20px;
  }
}