:root {
  color-scheme: light;
  --bg: #f7f4ee;
  --paper: #fffdf8;
  --ink: #201a16;
  --muted: #786f68;
  --line: #e6ddd2;
  --accent: #e6783a;
  --accent-deep: #8f3c1e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(230, 120, 58, 0.16), transparent 34rem),
    linear-gradient(180deg, var(--bg), #ffffff 82%);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Segoe UI", sans-serif;
  line-height: 1.68;
  letter-spacing: 0;
}

a {
  color: var(--accent-deep);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 44px 0 72px;
}

.hero {
  min-height: 54vh;
  display: grid;
  align-content: center;
  gap: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand-mark {
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  background: linear-gradient(135deg, #222, #6a3a24 55%, var(--accent));
  color: white;
  font-size: 32px;
  font-weight: 800;
  box-shadow: 0 20px 44px rgba(32, 26, 22, 0.18);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 6vw, 62px);
  line-height: 1.08;
  letter-spacing: 0;
}

.lead {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.link-card {
  min-height: 132px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.82);
  box-shadow: 0 14px 36px rgba(32, 26, 22, 0.08);
}

.link-card span {
  display: block;
  color: var(--ink);
  font-size: 19px;
  font-weight: 800;
}

.link-card small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.document {
  max-width: 820px;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: flex-end;
  margin-bottom: 46px;
  font-size: 14px;
  font-weight: 700;
}

.doc-header {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 32px;
}

.doc-header h1 {
  font-size: clamp(32px, 5vw, 48px);
}

.muted {
  color: var(--muted);
}

section {
  padding: 18px 0;
}

h2 {
  margin: 0 0 10px;
  font-size: 21px;
  line-height: 1.35;
  letter-spacing: 0;
}

p,
ul {
  margin: 0;
}

ul {
  padding-left: 20px;
}

li + li {
  margin-top: 8px;
}

.support-card,
.business {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 14px 36px rgba(32, 26, 22, 0.08);
}

.email-link {
  font-size: 23px;
  font-weight: 800;
}

.business {
  margin-top: 34px;
}

.business strong {
  display: block;
  margin-bottom: 8px;
}

@media (max-width: 720px) {
  .shell {
    width: min(100% - 28px, 920px);
    padding: 26px 0 52px;
  }

  .brand {
    align-items: flex-start;
  }

  .brand-mark {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    font-size: 26px;
  }

  .link-grid {
    grid-template-columns: 1fr;
  }

  .top-nav {
    justify-content: flex-start;
    margin-bottom: 30px;
  }

  .lead {
    font-size: 17px;
  }
}