* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  color: #000000;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  opacity: 0.8;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

header {
  background-color: #fffaf4;
  border-bottom: 1px solid #ddd2c4;
}

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

.logo {
  font-size: 28px;
  font-weight: bold;
  letter-spacing: 0.08em;
  color: #2f5d73;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 24px;
}

nav a {
  font-size: 15px;
  color: #2b2622;
}


/**帰属表示**/
.sakenowa-credit {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid #ddd;
  font-size: 13px;
  color: #666;
  text-align: center;
}

.sakenowa-credit a {
  color: #3366cc;
  text-decoration: underline;
}

.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: bold;
  transition: 0.2s;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background-color: #2f5d73;
  color: #fff;
}

.btn-primary:hover {
  background-color: #24495b;
}

.btn-secondary {
  background-color: #fff;
  color: #2f5d73;
  border: 1px solid #2f5d73;
}

.btn-secondary:hover {
  background-color: #f0f6f8;
}

.section-title {
  font-size: 30px;
  margin-bottom: 14px;
  color: #2b2622;
  text-align: center;
}

.section-lead {
  text-align: center;
  color: #5b534c;
  margin-bottom: 40px;
  font-size: 16px;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background-color: #fff;
  border: 1px solid #e3d9cc;
  border-radius: 18px;
  padding: 24px;
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: #2f5d73;
}

.feature-card p {
  font-size: 15px;
  color: #4a433d;
}

footer {
  background-color: #2b2622;
  color: #f7f3eb;
  padding: 28px 0;
  margin-top: 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

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

.footer-nav a {
  color: #f7f3eb;
  font-size: 14px;
  opacity: 0.9;
}

.footer-nav a:hover {
  opacity: 1;
}

.footer-center {
  text-align: center;
  font-size: 14px;
}

@media (max-width: 900px) {
  .features {
    grid-template-columns: 1fr;
  }

  .header-inner {
    flex-direction: column;
    gap: 14px;
  }

  nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
  }
}

@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}