:root {
  color-scheme: light;
  --ink: #111111;
  --muted: #5f6368;
  --line: #e8e8e8;
  --accent: #ffcc35;
  --accent-dark: #7a5308;
  --panel: #ffffff;
  --bg: #fbfbfb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  line-height: 1.7;
}

.wrap {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 21px;
}

.mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 2px solid var(--accent-dark);
  border-radius: 10px;
  background: var(--accent);
  font-weight: 900;
}

nav a {
  color: var(--ink);
  font-weight: 700;
  margin-left: 18px;
  text-decoration: none;
}

main {
  padding: 52px 0 64px;
}

.hero {
  padding: 36px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.05;
}

h2 {
  margin: 40px 0 12px;
  font-size: 26px;
}

p {
  margin: 0 0 14px;
}

.lead {
  max-width: 680px;
  color: var(--muted);
  font-size: 18px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px;
}

.label {
  display: block;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
}

.contact {
  display: inline-block;
  color: var(--ink);
  font-weight: 800;
  overflow-wrap: anywhere;
}

footer {
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding: 24px 0;
}

@media (max-width: 640px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  nav a {
    margin: 0 16px 0 0;
  }

  .hero {
    padding: 24px;
  }

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