:root {
  color-scheme: light;
  --bg: #f7f3ee;
  --surface: #fffdf9;
  --ink: #20242a;
  --muted: #66707a;
  --line: #ded7ce;
  --accent: #2f7d68;
  --accent-strong: #1f5f51;
  --shadow: 0 18px 60px rgba(32, 36, 42, 0.09);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic",
    "YuGothic", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.8;
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.site-header,
.site-footer {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(32, 36, 42, 0.16);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
  font-size: 0.94rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--accent-strong);
}

main {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
  padding: 32px 0 72px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(240px, 0.65fr);
  gap: 40px;
  align-items: center;
  padding: 54px 0 40px;
}

.hero h1,
.page h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero p,
.lead {
  margin: 18px 0 0;
  max-width: 680px;
  color: var(--muted);
  font-size: 1.08rem;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-strong);
  font-size: 0.94rem;
  font-weight: 700;
}

.content-section {
  max-width: 760px;
  margin: 34px 0 0;
}

.content-section h2 {
  margin: 0 0 14px;
  font-size: 1.35rem;
}

.content-section p {
  margin: 0 0 14px;
  color: var(--ink);
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-visual img {
  width: min(260px, 70vw);
  height: auto;
  border-radius: 26px;
  box-shadow: var(--shadow);
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.link-card {
  min-height: 150px;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(32, 36, 42, 0.05);
  color: var(--ink);
  text-decoration: none;
}

.link-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.04rem;
}

.link-card span {
  display: block;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.65;
}

.page {
  max-width: 800px;
  padding-top: 36px;
}

.legal-page h2 {
  margin: 34px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  font-size: 1.28rem;
}

.legal-page h3 {
  margin: 24px 0 8px;
  font-size: 1.02rem;
}

.legal-page p {
  margin: 0 0 14px;
}

.legal-page ol,
.legal-page ul {
  margin: 0 0 16px;
  padding-left: 1.5em;
}

.legal-page li {
  margin: 0 0 8px;
}

.notice {
  margin: 18px 0;
  padding: 18px 20px;
  background: #eef5f1;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
}

.notice__title {
  color: var(--accent-strong);
  font-weight: 700;
}

.page-meta {
  margin: 14px 0 32px;
  color: var(--muted);
  font-size: 0.95rem;
}

.placeholder {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(32, 36, 42, 0.05);
}

.placeholder h2 {
  margin: 0 0 12px;
  font-size: 1.2rem;
}

.placeholder p {
  margin: 0;
  color: var(--muted);
}

.contact-card {
  display: grid;
  gap: 10px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.contact-card strong {
  font-size: 1.05rem;
}

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

.contact-card dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 8px 18px;
  margin: 0;
}

.contact-card dt {
  color: var(--muted);
  font-weight: 700;
}

.contact-card dd {
  margin: 0;
}

.section-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.section-list li {
  padding: 16px 18px;
  background: rgba(255, 253, 249, 0.66);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 28px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 24px;
  }

  .hero-visual {
    justify-content: flex-start;
  }

  .hero-visual img {
    width: 150px;
    border-radius: 18px;
  }

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