/* 旧暦釣り日誌 - 共通スタイル */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  background: #f5f7f9;
  color: #2c3e50;
  line-height: 1.8;
}

header {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #fff;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
header .logo { line-height: 0; }
header .site-title { font-size: 20px; font-weight: 700; letter-spacing: .05em; }
header .site-subtitle { font-size: 12px; opacity: .8; margin-top: 2px; }

nav {
  background: #fff;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}
nav a {
  display: block;
  padding: 13px 20px;
  text-decoration: none;
  color: #2563eb;
  font-size: 14px;
  font-weight: 600;
  border-bottom: 3px solid transparent;
  transition: border-color .2s, background .2s;
}
nav a:hover, nav a.active {
  border-bottom-color: #3b82f6;
  background: #eff6ff;
}

.container { max-width: 820px; margin: 0 auto; padding: 36px 24px 60px; }

h1 { font-size: 22px; font-weight: 700; margin-bottom: 28px; padding-bottom: 10px;
     border-bottom: 2px solid #3b82f6; color: #1d4ed8; }
h2 { font-size: 16px; font-weight: 700; margin: 32px 0 10px;
     padding: 6px 12px; background: #eff6ff; border-left: 4px solid #3b82f6;
     color: #1d4ed8; border-radius: 0 6px 6px 0; }
h3 { font-size: 15px; font-weight: 700; margin: 20px 0 8px; color: #3b82f6; }

p { margin-bottom: 12px; }
ul, ol { margin: 8px 0 12px 20px; }
li { margin-bottom: 4px; }

.card {
  background: #fff;
  border-radius: 10px;
  padding: 24px 28px;
  margin-bottom: 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}

.badge {
  display: inline-block;
  background: #2563eb;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  margin-right: 6px;
  vertical-align: middle;
}

.qa-item { margin-bottom: 20px; }
.qa-item .q { font-weight: 700; color: #1d4ed8; margin-bottom: 4px; }
.qa-item .q::before { content: "Q. "; color: #3b82f6; }
.qa-item .a { color: #4a5568; padding-left: 16px; }
.qa-item .a::before { content: "A. "; color: #718096; font-weight: 700; }

.legal-section { margin-bottom: 24px; }
.legal-section h3 { border-bottom: 1px solid #e2e8f0; padding-bottom: 6px; }

footer {
  text-align: center;
  padding: 24px;
  color: #718096;
  font-size: 12px;
  border-top: 1px solid #e2e8f0;
  background: #fff;
}
footer a { color: #2563eb; text-decoration: none; }

.hero {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 50%, #1d4ed8 100%);
  color: #fff;
  border-radius: 12px;
  padding: 40px 32px;
  margin-bottom: 32px;
  text-align: center;
}
.hero .icon { font-size: 56px; margin-bottom: -36px; }
.hero h2 { font-size: 24px; margin-bottom: 8px; background: none; border: none;
           padding: 0; color: #fff; border-radius: 0; }
.hero p { opacity: .9; font-size: 15px; margin-bottom: 0; }

.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 12px;
}
.link-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 20px 16px;
  text-align: center;
  text-decoration: none;
  color: #2c3e50;
  transition: box-shadow .2s, transform .2s;
  display: block;
}
.link-card:hover { box-shadow: 0 4px 12px rgba(59,130,246,.2); transform: translateY(-2px); }
.link-card .icon { font-size: 28px; margin-bottom: 8px; }
.link-card .label { font-size: 13px; font-weight: 700; color: #1d4ed8; }

@media (max-width: 600px) {
  header { padding: 16px; }
  .container { padding: 24px 16px 48px; }
  .card { padding: 18px 16px; }
  nav a { padding: 10px 14px; font-size: 13px; }
}