body {
  margin: 0;
  font-family: "Noto Sans JP", "Avenir Next", sans-serif;
  color: #201310;
  background:
    radial-gradient(circle at top left, rgba(215, 97, 55, 0.22), transparent 28%),
    radial-gradient(circle at bottom right, rgba(240, 178, 140, 0.24), transparent 24%),
    linear-gradient(180deg, #fbf2e8 0%, #f6eee8 46%, #efe4da 100%);
}

a,
a:visited,
a:hover,
a:active {
  text-decoration: none !important;
  color: inherit;
}

li {
  list-style: none;
}

.header,
.main,
.footer {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 92px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.header-logo {
  font-size: 30px;
  font-weight: 800;
}

.header-logo a {
  display: inline-flex;
  align-items: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 12px 30px rgba(78, 31, 14, 0.08);
}

.header-list ul,
.footer-list ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 0;
  padding: 0;
}

.header-list ul {
  justify-content: flex-end;
}

.header-list li,
.footer-list li {
  padding: 0;
}

.header-list li a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.56);
  color: #6f5951;
  font-size: 14px;
  font-weight: 700;
}

.main {
  padding-top: 22px;
  padding-bottom: 48px;
}

.main {
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 28px;
  background: rgba(255, 251, 247, 0.82);
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 50px rgba(78, 31, 14, 0.12);
  padding: 36px 28px;
}

.main h1 {
  margin: 0 0 12px;
  font-size: 1.9rem;
}

.main p {
  margin: 0 0 10px;
  color: #6f5951;
  font-size: 1rem;
  line-height: 1.9;
}

.footer {
  display: flex;
  justify-content: center;
  padding-top: 12px;
  padding-bottom: 36px;
}

.footer-list {
  width: 100%;
  padding: 22px 24px;
  border-radius: 28px;
  background: rgba(32, 19, 16, 0.92);
  color: #fffaf6;
}

.footer-list ul {
  justify-content: center;
}

@media (max-width: 860px) {
  .header {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-list ul {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .header,
  .main,
  .footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .main,
  .footer-list {
    border-radius: 22px;
  }

  .main {
    padding: 28px 20px;
  }
}