body {
  background-color: #0b0231;
  color: #3b2412;
  margin: 0;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
  margin-left: auto;
  margin-right: auto;
}


.page-center {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 12px 72px;
  box-sizing: border-box;
  background-color: #ffffcc;
  border-radius: 14px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

h2 {
  text-align: center;
  color: #7a4a10;
  margin: 24px 0 16px;
}

p.credit {
  text-indent: 0;
  text-align: center;
  font-size: 13px;
  color: #6b5a3a;
  margin: 4px 0 14px;
}


.page-title {
  text-align: center;
  margin-bottom: 8px;
}

.page-title img {
  display: block;
  max-width: 100%;
  height: auto;
  margin-left: auto;
  margin-right: auto;
}

.subtitle {
  text-align: center;
  margin-bottom: 16px;
}

.fs-120 { font-size: 120%; }
.c-magenta { color: #cc00cc; }

.illustration {
  text-align: center;
  margin: 20px 0;
}

.illustration img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin-left: auto;
  margin-right: auto;
}

.link-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 10px;
  max-width: 760px;
  margin: 20px auto;
}

.link-nav a {
  display: block;
  box-sizing: border-box;
  padding: 8px 14px;
  background-color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  color: #1a1a2e;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.3;
  text-align: center;
  text-decoration: none;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.link-nav a:hover,
.link-nav a:focus-visible {
  background-color: rgba(255, 255, 255, 1);
  transform: scale(1.1);
  box-shadow: 0 5px 12px rgba(0, 0, 0, 0.35);
}

.link-nav a.nav-link-last-clicked {
  background-color: rgba(90, 58, 122, 0.18);
  border-color: rgba(90, 58, 122, 0.5);
  color: #5a3a7a;
}

p {
  line-height: 1.8;
  text-indent: 1em;
  margin: 14px 0;
}

.img-gunkimono{ max-width: 156px; height: auto; }

/* 準備中の案内(kakuchi.html) */
.notice {
  text-align: center;
  font-size: 0.9em;
  color: #7a4a10;
  margin: 8px 0 24px;
}