/* 実行委員長挨拶（/about-50th/message/）。紙の地に、切り抜きの立ち姿と明朝の言葉。 */
.ts50-msg__hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: end;
  gap: 0 56px;
  max-width: 1140px;
  margin: 0 auto;
  padding: 64px 40px 0;
}
/* 立ち姿：胸から上を大きく。足もとは紙の地に溶かす */
.ts50-msg__photo { position: relative; margin: 0; height: clamp(420px, 46vw, 600px); overflow: hidden; }
.ts50-msg__photo::before { content: ""; position: absolute; left: 8%; right: 8%; bottom: 0; height: 78%; border-radius: 50% 50% 0 0; background: #e6e0d3; }
.ts50-msg__photo img { position: relative; display: block; width: 100%; height: auto; max-width: 440px; margin: 0 auto; }
.ts50-msg__photo::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 90px; background: linear-gradient(rgba(244, 241, 234, 0), #f4f1ea); }
.ts50-msg__head { padding-bottom: 56px; }
.ts50-msg .ts50-msg__catch { font-size: clamp(32px, 4.2vw, 58px); font-weight: 800; line-height: 1.4; letter-spacing: .02em; }
.ts50-msg__catch span { display: inline-block; }
.ts50-msg__name { margin: 34px 0 0; padding-top: 22px; border-top: 2px solid var(--ts50-ink); }
.ts50-msg .ts50-msg__name small { display: block; font-size: 13px; line-height: 1.9; color: #5a6270; }
.ts50-msg__name b { display: block; margin-top: 8px; font-family: var(--ts50-mincho); font-size: 30px; font-weight: 800; letter-spacing: .12em; color: var(--ts50-ink); }

/* 本文：読みやすい幅で、最初の段落だけ明朝で大きく */
.ts50-msg__body { padding-top: 64px; }
.ts50-msg__text { max-width: 40em; margin: 0 auto; }
.ts50-msg .ts50-msg__text p { margin: 0 0 1.6em; font-size: 16px; line-height: 2.2; color: #34405a; }
.ts50-msg .ts50-msg__text p:first-child { font-family: var(--ts50-mincho); font-size: clamp(18px, 1.7vw, 21px); font-weight: 600; line-height: 2; color: var(--ts50-ink); }
.ts50-msg .ts50-msg__sign { max-width: 40em; margin: 48px auto 0; text-align: right; font-family: var(--ts50-mincho); font-size: 24px; font-weight: 800; letter-spacing: .12em; color: var(--ts50-ink); }
.ts50-msg__sign small { display: block; margin-bottom: 4px; font-size: 13px; font-weight: 600; letter-spacing: .06em; color: #5a6270; }

/* 次に読むページ */
.ts50-msg__next { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-top: 72px; }
.ts50-msg__link { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 24px 26px; background: #fff; border-top: 3px solid var(--ts50-ink); color: var(--ts50-ink) !important; text-decoration: none !important; transition: transform .4s cubic-bezier(.2, .7, .2, 1), box-shadow .4s; }
.ts50-msg__link span { font-family: var(--ts50-mincho); font-size: 19px; font-weight: 700; line-height: 1.5; }
.ts50-msg__link small { display: block; margin-bottom: 4px; font-family: -apple-system, BlinkMacSystemFont, "Yu Gothic", Meiryo, sans-serif; font-size: 12px; font-weight: 500; color: #6b7280; }
.ts50-msg__link i { flex: 0 0 auto; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--ts50-ink); color: #fff; font-style: normal; transition: background .3s, transform .4s; }
.ts50-msg__link:hover { transform: translateY(-3px); box-shadow: 0 18px 30px -24px rgba(0, 16, 64, .6); }
.ts50-msg__link:hover i { background: var(--ts50-spot); transform: translateX(3px); }

/* 響く：議長の立ち姿のうしろで、細い輪がゆっくり広がって消える（議長挨拶のページとTOP） */
.ts50-msg__rings { position: absolute; left: 50%; top: 34%; width: 0; height: 0; pointer-events: none; }
.ts50-msg__rings i { position: absolute; left: -210px; top: -210px; width: 420px; height: 420px; border: 1.5px solid #15a8e2; border-radius: 50%; opacity: 0; animation: ts50Hibiku 6s cubic-bezier(.2, .6, .3, 1) infinite; }
.ts50-msg__rings i:nth-child(2) { animation-delay: 2s; }
.ts50-msg__rings i:nth-child(3) { animation-delay: 4s; }
@keyframes ts50Hibiku {
  0% { transform: scale(.35); opacity: 0; }
  15% { opacity: .55; }
  100% { transform: scale(1.25); opacity: 0; }
}

/* TOP：ごあいさつの入り口（紙の地に、議長と実行委員長の立ち姿と一文） */
.ts50-topmsg { background: #f4f1ea; color: #001040; padding: 48px 0 0; }
.ts50-topmsg__inner { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 64px; max-width: 1080px; margin: 0 auto; padding: 0 40px; }
.ts50-topmsg__photo { position: relative; margin: 0; height: 320px; overflow: hidden; border-bottom: 2px solid #001040; }
.ts50-topmsg__photo::before { content: ""; position: absolute; left: 50%; bottom: 0; width: 300px; height: 230px; margin-left: -150px; border-radius: 150px 150px 0 0; background: #e6e0d3; }
.ts50-topmsg__photo img { position: relative; display: block; width: 100%; height: auto; max-width: 230px; margin: 0 auto; }
.ts50-topmsg__photo .ts50-msg__rings { top: 30%; }
.ts50-topmsg__photo .ts50-msg__rings i { left: -150px; top: -150px; width: 300px; height: 300px; }
.ts50-topmsg__body { padding: 26px 0 56px; }
.ts50-topmsg__kicker { display: flex; align-items: center; gap: 12px; margin: 0 0 18px; font-size: 13px; font-weight: 600; letter-spacing: .14em; color: #15a8e2; }
.ts50-topmsg__kicker::after { content: ""; width: 48px; height: 1px; background: currentColor; }
.ts50-topmsg__quote { margin: 0; padding: 0; border: 0; background: none; }
.ts50-topmsg__quote::before, .ts50-topmsg__quote::after { content: none; display: none; }
.ts50-topmsg__quote p { margin: 0; font-family: "Shippori Mincho B1", "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif; font-size: clamp(19px, 1.8vw, 24px); font-weight: 700; line-height: 1.85; color: #001040; }
.ts50-topmsg__name { margin: 22px 0 0; font-family: "Shippori Mincho B1", "Noto Serif JP", "Yu Mincho", serif; font-size: 22px; font-weight: 800; letter-spacing: .12em; }
.ts50-topmsg__name small { display: block; margin-bottom: 2px; font-family: -apple-system, BlinkMacSystemFont, "Yu Gothic", Meiryo, sans-serif; font-size: 12px; font-weight: 500; letter-spacing: .04em; color: #5a6270; }
.ts50-topmsg__name small span { display: inline-block; }
.ts50-topmsg__name small span + span::before { content: "／"; }
.ts50-topmsg__more { display: inline-flex; align-items: center; gap: 14px; margin-top: 24px; padding-bottom: 6px; border-bottom: 1px solid rgba(0, 16, 64, .35); color: #001040 !important; text-decoration: none !important; font-family: "Shippori Mincho B1", "Noto Serif JP", "Yu Mincho", serif; font-size: 16px; font-weight: 700; }
.ts50-topmsg__more i { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: #001040; color: #fff; font-style: normal; transition: background .3s, transform .4s; }
.ts50-topmsg__more:hover i { background: #15a8e2; transform: translateX(3px); }

@media (max-width: 860px) {
  .ts50-topmsg { padding-top: 24px; }
  .ts50-topmsg__inner { grid-template-columns: 1fr; padding: 0 20px; }
  .ts50-topmsg__photo { height: 290px; }
  .ts50-topmsg__photo img { max-width: 210px; }
  .ts50-topmsg__body { padding: 22px 0 44px; }
  .ts50-topmsg__name small span { display: block; }
  .ts50-topmsg__name small span + span::before { content: none; }
}
@media (prefers-reduced-motion: reduce) {
  .ts50-msg__rings { display: none; }
}

@media (max-width: 860px) {
  .ts50-msg__hero { grid-template-columns: 1fr; padding: 36px 20px 0; }
  .ts50-msg__photo { height: 400px; }
  .ts50-msg__photo img { max-width: 300px; }
  .ts50-msg__photo .ts50-msg__rings i { left: -130px; top: -130px; width: 260px; height: 260px; }
  .ts50-msg__head { padding: 8px 0 0; }
  .ts50-msg__name b { font-size: 26px; }
  .ts50-msg__body { padding-top: 48px; }
  .ts50-msg .ts50-msg__text p { font-size: 15px; }
  .ts50-msg__next { grid-template-columns: 1fr; padding-top: 56px; }
  .ts50-msg__link span { font-size: 17px; }
}
@media (prefers-reduced-motion: reduce) {
  .ts50-msg__link, .ts50-msg__link i { transition: none; }
}