.hibiki-contents {
  --hc-blue: #0091da;
  --hc-dark: #006da4;
  --hc-text: #333;
  --hc-pale: #edf7fc;
  box-sizing: border-box;
  width: 100%;
  padding: 80px 24px;
  background: #fdfdfd;
  color: var(--hc-text);
  font-family: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  line-height: 1.8;
}
.hibiki-contents *, .hibiki-contents *::before, .hibiki-contents *::after { box-sizing: border-box; }
.hibiki-contents .hc-inner { width: min(100%, 1060px); margin: 0 auto; }
.hibiki-contents .hc-heading { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 170px; text-align: center; margin: 0 0 36px; }
.hibiki-contents .hc-heading__watermark { position: absolute; top: 18%; left: 50%; transform: translate(-50%, -50%); color: var(--hc-blue); opacity: .09; font-family: inherit; font-size: clamp(60px, 12vw, 160px); font-weight: 700; line-height: 1; letter-spacing: .02em; white-space: nowrap; pointer-events: none; user-select: none; }
.hibiki-contents .hc-heading h2 { position: relative; z-index: 1; margin: 0; padding: 0; border: 0; background: none; box-shadow: none; color: var(--hc-text); font-size: clamp(25px, 3.4vw, 38px); font-weight: 600; line-height: 1.5; letter-spacing: .08em; }
.hibiki-contents .hc-heading h2::before, .hibiki-contents .hc-heading h2::after,
.hibiki-contents .hc-card__title::before, .hibiki-contents .hc-card__title::after { content: none; }
.hibiki-contents .hc-heading__description { position: relative; z-index: 1; margin: 15px 0 0; font-size: 14px; color: #686868; }
.hibiki-contents .hc-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 0 0 38px; }
.hibiki-contents .hc-tab { display: flex; align-items: center; justify-content: center; min-height: 58px; padding: 12px 8px; border: 1px solid #c7e4f3; border-radius: 9999px; background: #fff; color: var(--hc-dark); text-decoration: none; font-size: 16px; font-weight: 600; text-align: center; line-height: 1.5; transition: background .2s, color .2s, border-color .2s; }
.hibiki-contents .hc-tab[aria-selected="true"] { background: var(--hc-blue); border-color: var(--hc-blue); color: #fff; }
.hibiki-contents .hc-panel[hidden] { display: none !important; }
.hibiki-contents .hc-panel__fallback-heading { padding: 0; margin: 24px 0; border: 0; background: none; }
.hibiki-contents.hc-enhanced .hc-panel__fallback-heading { display: none; }
.hibiki-contents .hc-featured { display: grid; grid-template-columns: minmax(0, 1fr); gap: 26px; }
.hibiki-contents .hc-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 32px; }
.hibiki-contents .hc-card { overflow: hidden; margin: 0; padding: 0; border: 0; border-radius: 12px; background: #fff; box-shadow: 0 8px 26px rgba(28, 74, 98, .10); transition: box-shadow .25s, transform .25s; }
.hibiki-contents .hc-card__link { display: flex; min-height: 164px; height: 100%; color: inherit; text-decoration: none; }
.hibiki-contents .hc-card--featured .hc-card__link { min-height: 240px; }
.hibiki-contents .hc-card__media { position: relative; flex: 0 0 39%; overflow: hidden; background: var(--hc-pale); }
.hibiki-contents .hc-card__image { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; border: 0; border-radius: 0; object-fit: cover; transition: transform .45s; }
.hibiki-contents .hc-card__category { position: absolute; z-index: 1; left: 0; top: 0; max-width: 100%; padding: 7px 12px; background: var(--hc-blue); color: #fff; font-size: 11px; font-weight: 600; line-height: 1.6; font-family: "Noto Sans JP", "Yu Gothic", sans-serif; }
.hibiki-contents .hc-card--featured .hc-card__category { font-size: 13px; padding: 8px 16px; }
.hibiki-contents .hc-card__placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; min-height: 164px; color: var(--hc-dark); letter-spacing: .18em; }
.hibiki-contents .hc-card__placeholder > span { font-size: 26px; }
.hibiki-contents .hc-card__placeholder small { font-size: 12px; margin-top: 5px; }
.hibiki-contents .hc-card__body { position: relative; display: flex; flex: 1; min-width: 0; flex-direction: column; align-items: flex-start; justify-content: center; padding: 22px 22px 18px; }
.hibiki-contents .hc-card--featured .hc-card__body { padding: 40px 50px 32px 36px; }
.hibiki-contents .hc-card__new { position: absolute; top: 0; right: 0; padding: 7px 17px; background: #fbef25; color: #333; font-family: Arial, sans-serif; font-size: 13px; font-weight: 700; letter-spacing: .06em; }
.hibiki-contents .hc-card__date { display: block; color: #888; font-size: 12px; line-height: 1.4; font-family: Arial, sans-serif; }
.hibiki-contents .hc-card__title { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3; margin: 10px 0 12px; padding: 0; border: 0; border-radius: 0; background: none; box-shadow: none; color: var(--hc-text); font-size: 16px; font-weight: 600; line-height: 1.7; overflow-wrap: anywhere; }
.hibiki-contents .hc-card--featured .hc-card__title { font-size: 23px; line-height: 1.7; margin: 14px 0 16px; }
.hibiki-contents .hc-card__more { display: flex; gap: 12px; align-items: center; color: var(--hc-dark); font-size: 11px; }
.hibiki-contents .hc-card__more > span { font-family: Arial, sans-serif; font-size: 20px; line-height: 1; }
.hibiki-contents .hc-archive { margin: 36px 0 0; text-align: center; }
.hibiki-contents .hc-archive a { display: inline-flex; align-items: center; justify-content: space-between; gap: 30px; min-width: 320px; max-width: 100%; padding: 17px 24px; border: 1px solid var(--hc-blue); border-radius: 9999px; color: var(--hc-dark); background: #fff; text-decoration: none; font-size: 14px; font-weight: 600; transition: color .2s, background .2s; }
.hibiki-contents .hc-archive a > span { font-family: Arial, sans-serif; font-size: 24px; line-height: 1; }
.hibiki-contents .hc-empty { padding: 48px 18px; text-align: center; font-size: 15px; background: var(--hc-pale); border-radius: 12px; }
.hibiki-contents a:focus-visible, .hibiki-contents .hc-panel:focus-visible { outline: 3px solid var(--hc-dark); outline-offset: 4px; }
@media (hover: hover) {
  .hibiki-contents .hc-card:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(28, 74, 98, .16); }
  .hibiki-contents .hc-card:hover .hc-card__image { transform: scale(1.045); }
  .hibiki-contents .hc-tab:hover { border-color: var(--hc-blue); background: var(--hc-pale); }
  .hibiki-contents .hc-tab[aria-selected="true"]:hover, .hibiki-contents .hc-archive a:hover { background: var(--hc-dark); color: #fff; }
}
@media (max-width: 767px) {
  .hibiki-contents { padding: 54px 16px; }
  .hibiki-contents .hc-heading { margin-bottom: 26px; }
  .hibiki-contents .hc-heading__description { font-size: 12px; }
  .hibiki-contents .hc-tabs { gap: 6px; margin-bottom: 26px; }
  .hibiki-contents .hc-tab { min-height: 54px; font-size: 12px; padding: 10px 5px; }
  .hibiki-contents .hc-featured { gap: 18px; }
  .hibiki-contents .hc-card--featured .hc-card__link { min-height: 162px; }
  .hibiki-contents .hc-card--featured .hc-card__body { padding: 32px 14px 15px 16px; }
  .hibiki-contents .hc-card--featured .hc-card__title { font-size: 15px; margin: 9px 0 10px; }
  .hibiki-contents .hc-card--featured .hc-card__category { font-size: 10px; padding: 6px 8px; }
  .hibiki-contents .hc-card__new { padding: 5px 11px; font-size: 11px; }
  .hibiki-contents .hc-card__date { font-size: 10px; }
  .hibiki-contents .hc-grid { gap: 14px 12px; margin-top: 24px; }
  .hibiki-contents .hc-grid .hc-card__link { flex-direction: column; }
  .hibiki-contents .hc-grid .hc-card__media { flex: none; width: 100%; aspect-ratio: 4 / 3; }
  .hibiki-contents .hc-grid .hc-card__body { padding: 14px 12px; justify-content: flex-start; }
  .hibiki-contents .hc-grid .hc-card__title { font-size: 13px; margin: 8px 0 10px; }
  .hibiki-contents .hc-card__category { font-size: 9px; padding: 5px 7px; }
  .hibiki-contents .hc-card__more { font-size: 10px; gap: 8px; margin-top: auto; }
  .hibiki-contents .hc-archive { margin-top: 28px; }
  .hibiki-contents .hc-archive a { min-width: 0; width: 100%; font-size: 13px; padding: 16px 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .hibiki-contents *, .hibiki-contents *::before, .hibiki-contents *::after { transition: none !important; animation: none !important; }
}

@media (max-width: 600px) {
  .hibiki-contents .hc-heading { min-height: 110px; }
  .hibiki-contents .hc-heading__watermark { top: 13%; font-size: clamp(42px, 13vw, 78px); }
}