:root {
  --bg: #f7f8fa;
  --card: #ffffff;
  --ink: #111827;
  --muted: #6b7280;
  --soft: #9ca3af;
  --line: #e5e7eb;
  --line-strong: #d1d5db;
  --brand: #111827;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --shadow: 0 20px 60px rgba(17, 24, 39, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #ffffff 0%, var(--bg) 52%, #eef0f3 100%);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a { color: inherit; }

.page {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 48px;
}

.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 20px;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: var(--brand);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 900;
}

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  padding: 10px 12px;
  border-radius: 999px;
}

.nav a:hover { background: #fff; color: var(--ink); }

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
  margin-bottom: 24px;
}

.card {
  background: rgba(255,255,255,0.86);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 32px;
  backdrop-filter: blur(14px);
}

.eyebrow {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 16px;
}

h1, h2, h3 { letter-spacing: -0.04em; line-height: 1.08; margin: 0; }
h1 { font-size: clamp(36px, 7vw, 72px); max-width: 850px; }
h2 { font-size: clamp(28px, 4vw, 44px); margin-bottom: 14px; }
h3 { font-size: 22px; margin-bottom: 10px; }

.lead {
  color: var(--muted);
  font-size: clamp(17px, 2vw, 20px);
  max-width: 720px;
  margin: 22px 0 0;
}

.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid var(--brand);
}
.button.primary { background: var(--brand); color: #fff; }
.button.secondary { background: #fff; color: var(--brand); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.tile {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
  text-decoration: none;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.tile:hover { border-color: var(--line-strong); transform: translateY(-1px); }
.tile p { color: var(--muted); margin: 0; }
.tile .arrow { color: var(--soft); font-weight: 900; margin-top: 18px; }

.section { margin-top: 24px; }
.copy { color: var(--muted); font-size: 16px; }
.copy p { margin: 0 0 16px; }
.copy ul { padding-left: 20px; }
.copy li { margin: 8px 0; }
.notice {
  border: 1px solid var(--line);
  background: #f9fafb;
  border-radius: 18px;
  padding: 18px;
  color: var(--muted);
  margin-top: 20px;
}
.kv {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 10px 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.kv:last-child { border-bottom: 0; }
.kv strong { color: var(--ink); }
.kv span { color: var(--muted); }

.footer {
  margin-top: 36px;
  color: var(--soft);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}
.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--ink); }

@media (max-width: 800px) {
  .page { width: min(100% - 24px, 1040px); padding-top: 18px; }
  .header { align-items: flex-start; margin-bottom: 28px; }
  .nav { gap: 4px; }
  .nav a { padding: 8px 10px; }
  .hero, .grid { grid-template-columns: 1fr; }
  .card { padding: 24px; border-radius: 24px; }
  .kv { grid-template-columns: 1fr; gap: 4px; }
}