.pop-subpage main { padding-top: 72px; }
.subpage-inner { width: min(1100px, calc(100% - 80px)); margin-inline: auto; }
.subpage-intro { position: relative; overflow: hidden; padding: 32px 0 72px; background: #f5fbff; }
.sub-breadcrumb { display: flex; gap: 12px; color: #738696; font-size: 12px; margin: 0 0 42px; }
.sub-breadcrumb a:hover { color: #267dab; }
.subpage-intro h1 { margin: 10px 0 24px; font-size: 48px; line-height: 1.4; letter-spacing: 0; font-weight: 900; }
.subpage-lead { font-size: 19px; line-height: 2; margin: 0; color: #40576a; }
.subpage-intro .subpage-inner { position: relative; z-index: 2; }
.subpage-puff { position: absolute; width: 240px; height: 190px; object-fit: contain; right: -85px; bottom: 12px; animation: puff-drift 10s ease-in-out infinite; }
.subpage-section { padding: 76px 0; background: #fff; }
.subpage-section h2, .subpage-contact h2 { font-size: 34px; line-height: 1.6; margin: 10px 0 24px; letter-spacing: 0; font-weight: 900; }
.editorial-grid, .service-detail-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; }
.pop-subpage .editorial-grid { border-color: #e4ebf0; }
.editorial-copy p { font-size: 15px; line-height: 2.15; color: #40576a; margin: 0 0 24px; }
.editorial-copy p:last-child { margin-bottom: 0; }
.editorial-copy h3 { font-size: 23px; line-height: 1.7; margin: 0 0 24px; }
.editorial-copy h4 { font-size: 14px; margin: 28px 0 12px; }
.story-landscape { width: min(1100px, calc(100% - 80px)); height: 280px; overflow: hidden; margin: 48px auto 0; }
.story-landscape img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center 54%; }
.about-mission { position: relative; overflow: hidden; background: #f6fbfe; }
.about-mission h2 { font-size: 40px; }
.mission-detail { color: #40576a; font-size: 16px; line-height: 2; margin: 20px 0 0; }
.about-mission-puff { position: absolute; width: 200px; height: 160px; object-fit: contain; bottom: -30px; right: -72px; animation: puff-drift 11s ease-in-out -3s infinite; }
.founder-name { margin-top: 36px; font-size: 26px; font-weight: 700; }
.founder-name span { display: block; color: #7a8c9a; font-size: 13px; font-weight: 400; margin-top: 6px; }
.background-list { list-style: none; margin: 28px 0 0; padding: 0; }
.background-list li { border-top: 1px solid #e4ebf0; padding: 18px 0; color: #536879; font-size: 13px; }
.background-list span { display: block; color: #081426; font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.company-section { border-top: 1px solid #e4ebf0; }
.business-info { margin: 0; }
.business-info > div { display: grid; grid-template-columns: 120px minmax(0,1fr); gap: 24px; border-bottom: 1px solid #e4ebf0; padding: 18px 0; font-size: 14px; }
.business-info > div:first-child { padding-top: 0; }
.business-info dt { color: #768797; }
.business-info dd { margin: 0; overflow-wrap: anywhere; }
.business-info a:hover { text-decoration: underline; }
.subpage-contact { padding: 52px 0; background: #f6fbfe; }
.subpage-contact .subpage-inner { display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.subpage-contact h2 { font-size: 28px; margin-bottom: 12px; }
.subpage-contact p:last-child { color: #536879; font-size: 14px; margin: 0; }
.subpage-contact .main-button { flex-shrink: 0; gap: 36px; }
.service-index { display: grid; grid-template-columns: repeat(4,1fr); gap: 28px; margin-top: 42px; max-width: 940px; }
.service-index a { display: flex; justify-content: space-between; border-bottom: 1px solid #c7dce9; padding: 12px 0; font-size: 13px; font-weight: 700; gap: 10px; }
.service-index span { color: #3986b6; }
.service-detail { border-bottom: 1px solid #e4ebf0; }
.service-detail-title img { display: block; width: 260px; max-width: 100%; height: 210px; object-fit: contain; margin-top: 20px; animation: puff-drift 10s ease-in-out infinite; }
.consultation-list { padding: 0; list-style: none; margin: 0; }
.consultation-list li { padding-left: 18px; position: relative; color: #40576a; line-height: 2; font-size: 14px; margin: 4px 0; }
.consultation-list li::before { content: ""; position: absolute; left: 0; top: 12px; width: 5px; height: 5px; background: #7ab9dc; border-radius: 50%; }
.editorial-copy .scope-copy { font-size: 14px; }
.text-link { display: flex; gap: 24px; justify-content: space-between; align-items: center; padding: 15px 0; border-bottom: 1px solid #d6e3ec; font-size: 13px; font-weight: 700; max-width: 380px; }
.text-link span { color: #3986b6; }
.text-link:hover, .service-index a:hover { color: #3986b6; }
.work-steps { display: grid; grid-template-columns: repeat(3,1fr); list-style: none; margin: 36px 0; padding: 0; gap: 40px; }
.work-steps li { border-top: 1px solid #d6e3ec; padding-top: 22px; }
.work-steps span { font-size: 14px; color: #3c94ff; font-weight: 700; }
.work-steps h3 { margin: 14px 0 12px; font-size: 18px; }
.work-steps p, .engagement-note { font-size: 14px; color: #536879; line-height: 2; }
.engagement-note { margin: 0; max-width: 740px; }
.pop-header nav a[aria-current="page"] { color: #3786b8; }
@media (max-width: 900px) {
  .pop-subpage main { padding-top: 64px; }
  .editorial-grid, .service-detail-grid { gap: 36px; }
}
@media (max-width: 700px) {
  .subpage-inner, .story-landscape { width: calc(100% - 48px); }
  .subpage-intro { padding: 24px 0 48px; }
  .sub-breadcrumb { margin-bottom: 28px; }
  .subpage-intro h1 { font-size: 28px; margin-bottom: 20px; }
  .subpage-lead { font-size: 16px; line-height: 2; }
  .subpage-puff { width: 140px; height: 105px; right: -85px; bottom: -12px; }
  .subpage-section { padding: 48px 0; }
  .editorial-grid, .service-detail-grid { grid-template-columns: 1fr; gap: 24px; }
  .subpage-section h2 { font-size: 27px; margin-bottom: 16px; }
  .editorial-copy h3 { font-size: 20px; text-wrap: balance; }
  .editorial-copy p { font-size: 14px; }
  .story-landscape { height: 190px; margin-top: 28px; }
  .about-mission-puff { width: 130px; height: 100px; right: -65px; }
  .about-mission h2 { font-size: 27px; }
  .desktop-break { display: none; }
  .mission-detail { font-size: 14px; }
  .founder-name { margin-top: 20px; font-size: 23px; }
  .business-info > div { grid-template-columns: 82px minmax(0,1fr); gap: 16px; font-size: 13px; }
  .subpage-contact .subpage-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .subpage-contact h2 { font-size: 24px; }
  .service-index { grid-template-columns: repeat(2,1fr); gap: 12px 24px; margin-top: 28px; }
  .service-detail-title { position: relative; min-height: 110px; padding-right: 110px; }
  .service-detail-title h2 { font-size: 24px; text-wrap: balance; }
  .service-detail-title img { position: absolute; width: 112px; height: 112px; right: 0; top: -6px; margin: 0; }
  .work-steps { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 360px) {
  #sns .service-detail-title { padding-right: 98px; }
  #sns .service-detail-title h2 { font-size: 20px; white-space: nowrap; }
  #sns .service-detail-title img { width: 96px; height: 96px; }
}
@media (prefers-reduced-motion: reduce) {
  .subpage-puff, .about-mission-puff, .service-detail-title img { animation: none; }
}