/* Shirochan activity calendar */
.shiro-activity-calendar {
  --ac-pink: #ef5b91;
  --ac-blue: #34a9d3;
  --ac-yellow: #ffd449;
  --ac-ink: #25323a;
  --ac-muted: #68757b;
  box-sizing: border-box;
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 18px 80px;
  color: var(--ac-ink);
  font-family: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;
}
.shiro-activity-calendar *,
.shiro-activity-calendar *::before,
.shiro-activity-calendar *::after { box-sizing: border-box; }
.shiro-activity-calendar__hero {
  position: relative;
  overflow: hidden;
  margin-bottom: 30px;
  padding: clamp(34px, 6vw, 64px) clamp(22px, 5vw, 58px);
  border: 2px solid #d9eef6;
  border-radius: 32px;
  background: #f2fbff;
  text-align: center;
}
.shiro-activity-calendar__hero::before,
.shiro-activity-calendar__hero::after {
  position: absolute;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  content: "";
  opacity: .72;
}
.shiro-activity-calendar__hero::before { top: -44px; left: -34px; background: #ffe1ed; }
.shiro-activity-calendar__hero::after { right: -36px; bottom: -48px; background: #ffefad; }
.shiro-activity-calendar__eyebrow { position: relative; z-index: 1; margin: 0 0 13px; color: #d9447b; font-size: 12px; font-weight: 900; letter-spacing: .12em; }
.shiro-activity-calendar__hero h2 { position: relative; z-index: 1; margin: 0 0 18px; color: var(--ac-ink); font-size: clamp(35px, 6vw, 58px); font-weight: 900; line-height: 1.25; }
.shiro-activity-calendar__hero > p:not(.shiro-activity-calendar__eyebrow) { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; color: #506067; font-size: 16px; font-weight: 700; line-height: 1.9; }
.shiro-activity-calendar__social { position: relative; z-index: 1; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 24px; }
.shiro-activity-calendar__social a { display: inline-flex; align-items: center; min-height: 42px; padding: 10px 18px; border: 1px solid #d4e7ee; border-radius: 999px; color: #267b9b !important; background: #fff; font-size: 13px; font-weight: 900; text-decoration: none !important; }
.shiro-activity-calendar__month-nav { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; margin: 0 0 18px; }
.shiro-activity-calendar__month-nav strong { color: var(--ac-ink); font-size: clamp(24px, 4vw, 34px); font-weight: 900; text-align: center; }
.shiro-activity-calendar__month-nav a { justify-self: start; display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 9px 17px; border: 2px solid #d7eaf1; border-radius: 999px; color: #267b9b !important; background: #fff; font-size: 13px; font-weight: 900; text-decoration: none !important; }
.shiro-activity-calendar__month-nav a:last-child { justify-self: end; }
.shiro-activity-calendar__scroll { overflow-x: auto; margin-bottom: 42px; padding-bottom: 8px; -webkit-overflow-scrolling: touch; }
.shiro-activity-calendar__grid { display: grid; grid-template-columns: repeat(7, minmax(100px, 1fr)); min-width: 760px; overflow: hidden; border: 1px solid #dce9ee; border-radius: 24px; background: #fff; box-shadow: 0 16px 40px rgba(41, 86, 103, .08); }
.shiro-activity-calendar__weekday { padding: 14px 6px; border-right: 1px solid #e2edf1; color: #405058; background: #f5fafc; font-size: 13px; font-weight: 900; text-align: center; }
.shiro-activity-calendar__weekday:nth-child(7) { border-right: 0; }
.shiro-activity-calendar__weekday--0 { color: #d84763; background: #fff4f6; }
.shiro-activity-calendar__weekday--6 { color: #2d78ba; background: #f0f7ff; }
.shiro-activity-calendar__day { position: relative; min-height: 126px; padding: 10px; border-top: 1px solid #e2edf1; border-right: 1px solid #e2edf1; background: #fff; }
.shiro-activity-calendar__day:nth-child(7n) { border-right: 0; }
.shiro-activity-calendar__day--blank { background: #fbfdfe; }
.shiro-activity-calendar__day-number { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; border-radius: 50%; color: #39484f; font-size: 13px; font-weight: 900; }
.shiro-activity-calendar__day--0 .shiro-activity-calendar__day-number { color: #d84763; }
.shiro-activity-calendar__day--6 .shiro-activity-calendar__day-number { color: #2d78ba; }
.shiro-activity-calendar__day.is-today .shiro-activity-calendar__day-number { color: #fff; background: var(--ac-pink); }
.shiro-activity-calendar__day.has-events { background: #fffdf7; }
.shiro-activity-calendar__day-events { display: grid; gap: 5px; margin-top: 6px; }
.shiro-activity-calendar__day-events a,
.shiro-activity-calendar__day-events span { display: block; overflow: hidden; padding: 5px 7px; border-radius: 8px; color: #fff !important; background: var(--ac-blue); font-size: 10px; font-weight: 900; line-height: 1.35; text-decoration: none !important; text-overflow: ellipsis; white-space: nowrap; }
.shiro-activity-calendar__day-events a:nth-child(2) { background: var(--ac-pink); }
.shiro-activity-calendar__day-events span { color: #66737a !important; background: #eef3f5; }
.shiro-activity-calendar__list > h3 { margin: 0 0 22px; color: var(--ac-ink); font-size: clamp(27px, 4vw, 38px); font-weight: 900; text-align: center; }
.shiro-activity-calendar__empty { padding: 38px 22px; border: 2px dashed #cfe4ec; border-radius: 24px; background: #f8fdff; text-align: center; }
.shiro-activity-calendar__empty strong { display: block; margin-bottom: 8px; font-size: 20px; font-weight: 900; }
.shiro-activity-calendar__empty p { margin: 0; color: var(--ac-muted); font-weight: 700; }
.shiro-activity-calendar__cards { display: grid; gap: 22px; }
.shiro-activity-card { display: grid; grid-template-columns: minmax(220px, .78fr) minmax(0, 1.22fr); overflow: hidden; border: 1px solid #dce9ee; border-radius: 28px; background: #fff; box-shadow: 0 14px 38px rgba(46, 85, 101, .08); scroll-margin-top: 110px; }
.shiro-activity-card.no-image { grid-template-columns: 1fr; }
.shiro-activity-card__image { min-height: 100%; background: #edf7fb; }
.shiro-activity-card__image img { display: block; width: 100%; height: 100%; min-height: 300px; object-fit: cover; }
.shiro-activity-card__body { padding: clamp(24px, 4vw, 40px); }
.shiro-activity-card__date { margin-bottom: 12px; color: #d9447b; font-size: 16px; font-weight: 900; }
.shiro-activity-card__tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 16px; }
.shiro-activity-card__tags span { padding: 6px 11px; border-radius: 999px; color: #267b9b; background: #eaf8fd; font-size: 11px; font-weight: 900; }
.shiro-activity-card__tags span:nth-child(2) { color: #c53c70; background: #fff0f6; }
.shiro-activity-card__tags span:nth-child(3) { color: #735a04; background: #fff7cc; }
.shiro-activity-card h4 { margin: 0 0 18px; color: var(--ac-ink); font-size: clamp(23px, 3vw, 32px); font-weight: 900; line-height: 1.45; }
.shiro-activity-card__meta { display: grid; gap: 9px; margin: 0 0 18px; }
.shiro-activity-card__meta > div { display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: 12px; align-items: start; }
.shiro-activity-card__meta dt { color: #267b9b; font-size: 12px; font-weight: 900; }
.shiro-activity-card__meta dd { margin: 0; color: #435158; font-size: 14px; font-weight: 700; line-height: 1.65; }
.shiro-activity-card__content { color: #4c585d; font-size: 14px; font-weight: 600; line-height: 1.85; }
.shiro-activity-card__content > *:first-child { margin-top: 0; }
.shiro-activity-card__content > *:last-child { margin-bottom: 0; }
.shiro-activity-card__notice { margin: 18px 0 0; padding: 13px 15px; border-radius: 14px; color: #79590b; background: #fff7cc; font-size: 12px; font-weight: 800; line-height: 1.7; }
.shiro-activity-card__button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; margin-top: 20px; padding: 12px 22px; border-radius: 999px; color: #fff !important; background: var(--ac-pink); font-size: 14px; font-weight: 900; text-decoration: none !important; }
.shiro-activity-calendar__notice { margin-top: 34px; padding: 24px; border: 2px solid #f2e3a3; border-radius: 24px; background: #fffbed; }
.shiro-activity-calendar__notice strong { display: block; margin-bottom: 8px; color: #6d5405; font-size: 18px; font-weight: 900; }
.shiro-activity-calendar__notice p { margin: 0 0 14px; color: #655f4a; font-size: 13px; font-weight: 700; line-height: 1.8; }
.shiro-activity-calendar__notice a { display: inline-flex; padding: 10px 17px; border-radius: 999px; color: #fff !important; background: var(--ac-blue); font-size: 13px; font-weight: 900; text-decoration: none !important; }
@media (max-width: 760px) {
  .shiro-activity-calendar { padding: 18px 12px 60px; }
  .shiro-activity-calendar__hero { border-radius: 24px; }
  .shiro-activity-calendar__month-nav { gap: 8px; }
  .shiro-activity-calendar__month-nav a { min-height: 38px; padding: 8px 12px; font-size: 11px; }
  .shiro-activity-calendar__grid { min-width: 700px; }
  .shiro-activity-card { grid-template-columns: 1fr; border-radius: 22px; }
  .shiro-activity-card__image img { min-height: 220px; max-height: 360px; }
  .shiro-activity-card__body { padding: 24px 20px 28px; }
}
@media (max-width: 420px) {
  .shiro-activity-calendar__month-nav strong { font-size: 22px; }
  .shiro-activity-card__meta > div { grid-template-columns: 50px minmax(0, 1fr); }
}