/* Design: 親愛 / 物語, existing editorial web language. Cream and green,
   Zen Old Mincho 700 / Zen Kaku Gothic 400,700. 8px rhythm; one CTA;
   no motion, fixed text heights, artificial urgency or decorative cards. */
.seminar-page .sano-video {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px; margin: 32px 0 48px; padding: 40px;
  background: #fffaf1; color: #1b2924; border-top: 3px solid #2f6f64;
  scroll-margin-top: 112px; font-family: "Zen Kaku Gothic New", sans-serif;
}
.sano-video .sano-video-label { margin: 0 0 16px; color: #2f6f64; font-size: 14px; font-weight: 700; }
.sano-video h2 { margin: 0 0 24px; font: 700 clamp(28px, 3vw, 40px)/1.5 "Zen Old Mincho", serif; }
.sano-video p, .sano-video li { font-size: 16px; line-height: 1.85; }
.sano-video .sano-video-subtitle { font-weight: 700; }
.sano-video h3 { margin: 24px 0 16px; font-size: 20px; line-height: 1.6; }
.sano-video h4 { margin: 24px 0 12px; font-size: 16px; line-height: 1.6; }
.sano-video .sano-video-topics { padding: 0; margin: 0 0 24px; list-style: none; }
.sano-video .sano-video-topics li { padding: 12px 0; border-bottom: 1px solid #d6d3c8; }
.sano-video .sano-video-topics li::before, .sano-video .sano-video-steps li::before { content: none; }
.sano-video .sano-video-application { min-width: 0; padding-left: 32px; border-left: 1px solid #d6d3c8; }
.sano-video-application > h3 { margin-top: 0; }
.sano-video-details { margin: 0; }
.sano-video-details > div { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 16px; padding: 16px 0; border-bottom: 1px solid #d6d3c8; }
.sano-video-details dt, .sano-video-details dd { margin: 0; font-size: 16px; line-height: 1.8; }
.sano-video-details dd { font-weight: 700; }
.sano-video-details dd span { display: block; margin-top: 8px; font-size: 14px; font-weight: 400; }
.sano-video-details dd .sano-video-early { color: #255b53; font-size: 20px; font-weight: 700; }
.sano-video .sano-video-steps { padding-left: 24px; margin: 0 0 16px; list-style: decimal; }
.sano-video .sano-video-steps li { display: list-item; padding: 0 0 8px 4px; }
.sano-video .sano-video-note { font-size: 14px; line-height: 1.8; margin: 16px 0 0; }
.sano-video .sano-video-apply { display: flex; justify-content: center; align-items: center; gap: 12px; min-height: 52px; margin-top: 24px; padding: 16px; background: #2f6f64; color: #fff; border-radius: 4px; font-size: 17px; font-weight: 700; line-height: 1.6; text-decoration: none; }
.sano-video .sano-video-apply:hover { background: #255b53; }
.sano-video .sano-video-apply:focus-visible { outline: 3px solid #255b53; outline-offset: 4px; }
@media (max-width: 800px) {
  .seminar-page .sano-video { grid-template-columns: minmax(0, 1fr); padding: 24px; gap: 32px; }
  .sano-video .sano-video-application { padding: 24px 0 0; border-left: 0; border-top: 1px solid #d6d3c8; }
}
@media (max-width: 400px) {
  .seminar-page .sano-video { padding: 16px; }
  .sano-video-details > div { gap: 8px; }
  .sano-video .sano-video-apply { font-size: 16px; }
}