:root {
  --blue:        #005AAB;
  --blue-dark:   #368AD5;
  --blue-deeper: #003F78;
  --blue-vivid:  #0A70E3;
  --blue-light:  #EBF4FC;
  --white:       #ffffff;
  --off-white:   #F9F9F8;
  --gray-100:    #D0D0D9;
  --gray-200:    #9EAAB1;
  --gray-400:    #656568;
  --gray-600:    #5F6368;
  --text:        #191A1C;
  --sans: "Gen Interface JP", Helvetica, "Hiragino Sans", "Noto Sans JP", sans-serif;
  --transition:  0.18s ease;
}

@font-face { font-family: "Gen Interface JP"; src: url("/fonts/gen-interface-jp/GenInterfaceJP-Regular.woff2") format("woff2"), local("Gen Interface JP"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Gen Interface JP-Bold"; src: url("/fonts/gen-interface-jp/GenInterfaceJP-Bold.woff2") format("woff2"), local("Gen Interface JP-Bold"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Gen Interface JP-Regular"; src: url("/fonts/gen-interface-jp/GenInterfaceJP-Regular.woff2") format("woff2"), local("Gen Interface JP-Regular"); font-weight: 400; font-display: swap; }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--sans); font-size: 18px; line-height: 1.8;
  color: var(--text); background: var(--white); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
a { text-decoration: none; color: inherit; }

.breadcrumb { background: transparent; border-bottom: none; padding: 0; }
.breadcrumb__inner {
  max-width: 1200px; margin: 0 auto; padding: 12px 48px;
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--gray-600);
}
.breadcrumb a { color: var(--blue); text-decoration: underline; transition: color var(--transition); }
.breadcrumb a:hover { color: var(--blue-dark); }
.breadcrumb__sep { color: var(--gray-400); font-size: 11px; }
.breadcrumb__cur { color: var(--text); font-weight: 500; }

.safety-panel a { color: var(--blue); text-decoration: underline; }
.safety-panel a:hover { color: var(--blue-dark); }

.page-layout { max-width: 1200px; margin: 0 auto; padding: 56px 48px; }
.page-layout--tight { padding-top: 40px; }
.page-main { min-width: 0; }

.safety-page-title {
  font-size: 48px; font-weight: 800; color: var(--text);
  letter-spacing: -0.02em; margin-bottom: 16px;
}
.page-intro {
  font-size: 18px; color: var(--text); line-height: 1.85;
  padding-bottom: 40px; border-bottom: 1px solid var(--gray-100); margin-bottom: 40px;
}
.page-intro--flush { border-bottom: none; padding-bottom: 0; margin-bottom: 32px; }

.safety-tabs {
  display: grid; grid-template-columns: repeat(3, 1fr);
  background: var(--gray-100); border-radius: 10px 10px 0 0; overflow: hidden;
  border: 1px solid var(--gray-200); border-bottom: none; margin-bottom: 48px;
}
.safety-tab {
  padding: 18px 20px; font-size: 18px; font-weight: 700;
  color: var(--blue); background: var(--gray-100); border: none; cursor: pointer;
  font-family: var(--sans); text-align: center; line-height: 1.4;
  transition: background var(--transition), color var(--transition);
}
.safety-tab:first-child { border-radius: 10px 0 0 0; }
.safety-tab:last-child { border-radius: 0 10px 0 0; }
.safety-tab.active { background: var(--blue); color: #fff; }
.safety-tab:hover:not(.active) { background: var(--gray-200); }

.safety-panel { display: none; }
.safety-panel.active { display: block; }

.safety-h2 {
  font-size: 36px; font-weight: 700; color: var(--text); letter-spacing: -0.01em;
  padding-bottom: 16px; border-bottom: 2px solid var(--text); margin-bottom: 32px;
}
.safety-h3 { font-size: 24px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
.safety-h4 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }

.safety-photo-single { border-radius: 16px; overflow: hidden; margin: 0 auto 40px; max-width: 420px; }
.safety-photo-single img { width: 100%; height: auto; display: block; }

.safety-block { margin-bottom: 48px; }
.safety-block:last-child { margin-bottom: 0; }
.safety-block__desc { font-size: 18px; color: var(--text); line-height: 1.85; margin-bottom: 16px; }
.safety-block__desc:last-child { margin-bottom: 0; }
.safety-sub-block { margin-bottom: 28px; }
.safety-sub-block:last-child { margin-bottom: 0; }

.safety-item-list { list-style: none; }
.safety-item { display: block; padding: 32px 0; border-top: 1px solid var(--gray-100); }
.safety-item:first-child { border-top: none; padding-top: 0; }
.safety-item__head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.safety-item__num {
  flex: 0 0 auto; width: 32px; height: 32px; border-radius: 50%;
  background: var(--blue); color: #fff; font-size: 14px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.safety-item__title { font-size: 18px; font-weight: 700; color: var(--text); }
.safety-item__desc { font-size: 18px; color: var(--text); line-height: 1.85; }

.safety-bullet-list { list-style: none; margin-top: 4px; }
.safety-bullet-list li {
  position: relative; padding-left: 14px;
  font-size: 18px; color: var(--text); line-height: 1.85; margin-bottom: 4px;
}
.safety-bullet-list li::before { content: '・'; position: absolute; left: 0; color: var(--gray-400); }

.safety-note { font-size: 12px; color: var(--text); line-height: 1.7; margin-top: 8px; }

@media (max-width: 768px) {
  .breadcrumb__inner { padding: 10px 20px; font-size: 10px; flex-wrap: wrap; }
  .page-layout { max-width: 100%; margin: 0; padding: 32px 20px; }
  .safety-page-title { font-size: 28px; }
  .page-intro { font-size: 12px; }
  .safety-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-bottom: 32px; }
  .safety-tab { font-size: 12px; padding: 14px 8px; }
  .safety-h2 { font-size: 24px; padding-bottom: 12px; margin-bottom: 24px; }
  .safety-h3 { font-size: 16px; }
  .safety-h4 { font-size: 14px; }
  .safety-block { margin-bottom: 32px; }
  .safety-block__desc { font-size: 12px; }
  .safety-item__title { font-size: 12px; }
  .safety-item__desc { font-size: 12px; }
  .safety-bullet-list li { font-size: 12px; }
  .safety-note { font-size: 10px; }
}