/* ===== 事業内容ページ専用スタイル ===== */

/* ページヘッダー（outline.cssと共通） */
.page-header {
  background-color: var(--brand);
  color: white;
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
}

.page-header h1 {
  font-size: 40px;
  font-weight: 700;
  margin: 0;
  letter-spacing: 0.1em;
  position: relative;
  margin-bottom: 10px;
}

@media (max-width: 768px) {
  .page-header h1 {
  font-size: 32px;
  font-weight: 700;
  margin: 0;
  letter-spacing: 0.1em;
  position: relative;
  margin-bottom: 10px;
}
}

.page-header .subtitle {
  font-size: 18px;
  margin: 12px 0 0;
  opacity: 0.9;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.en-subtitle {
  font-size: 0.9em;
  opacity: 0.8;
  font-weight: 300;
  letter-spacing: 0.02em;
}


/* メインコンテンツ */
.business-content {
  padding: 80px 0;
  max-width: 1000px;
}

.content-card {
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 48px;
  position: relative;
  margin-top: -60px;
  animation: slideIn 0.6s ease-out forwards;
}

@media (max-width: 768px) {
  .content-card {
    padding: 32px 24px;
    margin-top: -40px;
  }
}

/* サービスメイン */
.service-main h2 {
  margin: 0 0 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-main h2 .ja {
  font-size: 28px;
  color: var(--ink);
}

@media (max-width: 768px) {
  .service-main h2 .ja {
  font-size: 24px;
  color: var(--ink);
}
}

.service-main h2 .en {
  font-size: 16px;
  color: var(--brand);
  font-weight: normal;
  letter-spacing: 0.05em;
}

/* サービス説明文 */
.service-description {
  margin-bottom: 48px;
}

.service-description p {
  margin: 0 0 16px;
  line-height: 1.8;
}

.service-description .ja {
  font-size: 16px;
  color: var(--ink);
}

.service-description .en {
  font-size: 15px;
  color: var(--muted);
}

/* サービス特徴 */
.service-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid rgba(0,0,0,0.08);
}

@media (max-width: 768px) {
  .service-features {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.feature {
  text-align: center;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  padding: 16px;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--brand), var(--brand-ink));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(195,0,47,0.15);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
}

.feature h3 {
  margin: 0 0 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.feature h3 .ja {
  font-size: 18px;
  color: var(--ink);
}

.feature h3 .en {
  font-size: 14px;
  color: var(--muted);
  font-weight: normal;
}

.feature p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* アニメーション */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.feature {
  opacity: 0;
  animation: slideIn 0.6s ease-out forwards;
}

.feature:nth-child(1) { animation-delay: 0.2s; }
.feature:nth-child(2) { animation-delay: 0.4s; }
.feature:nth-child(3) { animation-delay: 0.6s; }

@media (prefers-reduced-motion: reduce) {
  .content-card,
  .feature {
    animation: none;
    opacity: 1;
  }
}