:root{
  --bg: #ffffff;
  --muted: #f6f6f7;
  --text: #0f172a;
  --sub: #475569;
  --line: rgba(15, 23, 42, .12);
  --shadow: 0 8px 30px rgba(15, 23, 42, .06);

  --accent: #9a0000;
  --cta-bg: linear-gradient(90deg, #540208 0%, #ab0f15 50%, #78070e 100%);

  --radius: 16px;
  --radius-sm: 12px;

  --container: 1100px;
  --pad: clamp(18px, 2.6vw, 28px);

  --h1: clamp(28px, 4vw, 44px);
  --h2: clamp(20px, 2.4vw, 28px);
  --h3: 18px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Hiragino Sans", "Noto Sans JP", "Yu Gothic", "Meiryo", Arial, sans-serif;
  line-height: 1.7;
  letter-spacing: .02em;
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; text-underline-offset: 4px; }

.container{
  width: min(var(--container), 100% - (var(--pad) * 2));
  margin-inline: auto;
}

/* Hero */
.service__hero{
  padding: clamp(40px, 6vw, 76px) 0 28px;
  border-bottom: 1px solid var(--line);
}
.eyebrow{
  margin: 0 0 10px;
  color: var(--sub);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.service__title{
  margin: 0 0 14px;
  font-size: var(--h1);
  line-height: 1.15;
}
.service__lead{
  margin: 0;
  max-width: 62ch;
  color: var(--sub);
}

.service__cta{
  margin-top: 20px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.service__nav{
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--sub);
}
.service__nav a{
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
}
.service__nav a:hover{
  text-decoration: none;
  border-color: rgba(15,23,42,.22);
}

/* Sections */
.section{ padding: clamp(34px, 4.8vw, 64px) 0; }
.section--muted{ background: var(--muted); border-block: 1px solid var(--line); }
.section__head{ margin-bottom: 18px; }
.section__title{ margin: 0 0 6px; font-size: var(--h2); line-height: 1.25; }
.section__desc{ margin: 0; color: var(--sub); max-width: 62ch; }

.prose p{ margin: 0 0 14px; color: var(--text); }
.prose p:last-child{ margin-bottom: 0; }

/* Buttons */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  text-decoration: none !important;
  background: #fff;
}
.btn--primary{
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}
.btn--ghost{ background: transparent; }
.btn--wide{ padding-inline: 18px; }

/* Pills / lists */
.list-grid{
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 10px;
}
.pill{
  grid-column: span 6;
  padding: 12px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--sub);
  font-size: 14px;
}
@media (max-width: 760px){
  .pill{ grid-column: span 12; }
}

.bullet{
  margin: 10px 0 0;
  padding-left: 1.1em;
  color: var(--sub);
}
.bullet li{ margin: 6px 0; }
.bullet--tight li{ margin: 4px 0; }

/* Cards */
.cards{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  align-items: stretch;
}
.cards--two{ grid-template-columns: repeat(2, 1fr); }
@media (max-width: 980px){
  .cards{ grid-template-columns: 1fr; }
  .cards--two{ grid-template-columns: 1fr; }
}

.card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card--featured{ border-color: rgba(15,23,42,.28); }

.card__top{
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--line);
}
.badge{
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sub);
  margin: 0 0 10px;
}
.badge--solid{
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}
.card__title{ margin: 0 0 6px; font-size: var(--h3); }
.card__subtitle{ margin: 0; color: var(--sub); font-size: 13px; }

.price{
  margin: 14px 0 0;
  font-size: 18px;
  font-weight: 700;
}
.price__note{
  font-size: 12px;
  color: var(--sub);
  font-weight: 600;
  margin-left: 6px;
}

.card__block{ padding: 14px 18px 18px; }
.card__label{
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sub);
}
.plain{ margin: 10px 0 0; color: var(--sub); }

/* Notes: framed → plain text */
.note{
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.note--single{ grid-template-columns: 1fr; }
.note p{
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--sub);
  font-size: 13px;
  line-height: 1.8;
}
@media (max-width: 760px){
  .note{ grid-template-columns: 1fr; }
}

/* Choice */
.choice{
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.choice__col{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 16px;
}
.choice__title{
  margin: 0 0 8px;
  font-size: 16px;
}
@media (max-width: 980px){
  .choice{ grid-template-columns: 1fr; }
}

/* Simple list (おすすめの方) */
.simple-list{
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  border-top: 1px solid var(--line);
}
.simple-list__item{
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.simple-list__title{
  margin: 0;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.6;
}
.simple-list__desc{
  margin: 6px 0 0;
  color: var(--sub);
  font-size: 14px;
}
.simple-list__sub{
  margin: 10px 0 0;
  padding-left: 1.1em;
  color: var(--sub);
}
.simple-list__sub li{ margin: 6px 0; }

/* CTA section */
.section--cta{
  background: var(--cta-bg);
  color: #fff;
}
.section--cta .btn--primary{
  background: #fff;
  color: #0b1220;
  border-color: #fff;
}

.cta{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.cta__title{ margin: 0 0 6px; font-size: var(--h2); }
.cta__desc{ margin: 0; color: rgba(255,255,255,.78); }