:root {
  --bg: #f6f7f2;
  --ink: #172220;
  --muted: #4f5f59;
  --brand: #d86a00;
  --brand-2: #7a3b00;
  --card: #ffffff;
  --line: #ecd7c5;
  --shadow: 0 14px 35px rgba(23, 34, 32, 0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at 90% -20%, #ffe5cc 0%, transparent 40%),
    radial-gradient(circle at -10% 40%, #fff3e6 0%, transparent 45%), var(--bg);
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
}
.container { width: min(1040px, 92vw); margin: 0 auto; }
.hero {
  padding: 44px 0 36px;
  background: linear-gradient(135deg, #fff4e8 0%, #fffdf8 100%);
  border-bottom: 1px solid var(--line);
}
.breadcrumb { margin: 0; font-size: 0.9rem; color: var(--muted); }
h1 {
  margin: 10px 0 0;
  font-size: clamp(1.8rem, 4.2vw, 2.9rem);
  line-height: 1.25;
  letter-spacing: 0.02em;
}
main { padding: 38px 0 88px; }
.section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 14px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.1rem 1.2rem;
  margin-bottom: 14px;
  box-shadow: 0 4px 14px rgba(23, 34, 32, 0.05);
}
.card h2 {
  margin: 0 0 0.6rem;
  font-size: 1.18rem;
  color: var(--brand);
}
.card p { margin: 0; color: var(--muted); }
.highlight {
  color: var(--ink);
  background: linear-gradient(180deg, #fffaf4 0%, #fff4e9 100%);
  border: 1px solid #e9c39f;
  border-radius: 12px;
  padding: 0.95rem 1rem;
}
.mini-title {
  margin: 0 0 0.75rem;
  color: var(--brand-2);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}
.card li + li { margin-top: 0.45rem; }
.card li::marker { color: var(--brand); }
.card + .section-grid { margin-top: 0; }
.cta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 12px;
  padding: 0.82rem 1.08rem;
  font-weight: 700;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  background: linear-gradient(120deg, var(--brand), #ff8b1a);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-ghost { border: 1px solid var(--line); color: var(--ink); background: #fff; }
.note { margin-top: 10px; color: var(--muted); font-size: 0.9rem; }

@media (max-width: 760px) {
  .hero {
    padding: 34px 0 28px;
  }

  main {
    padding: 28px 0 76px;
  }

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

  .card {
    padding: 1rem;
  }

  .cta {
    flex-direction: column;
  }

  .btn {
    text-align: center;
  }
}