:root {
  --color-bg-dark: #192b3f;
  --color-header-bg: #111c2c;
  --color-text-inverse: #fefefe;
  --color-text-primary: #192b3f;
  --color-text-muted: #414346;
  --color-border-default: #a6a8ad;
  --color-border-strong: #6b7075;
  --color-bg-base: #fefefe;
  --color-accent-red: #833428;
  --color-accent-blue: #495e7d;
  --color-accent-gold: #ae8a4a;
  --color-accent-green: #596d5e;
  --color-accent-orange: #b65d24;
  --color-accent-purple: #756282;
  --shadow-document: 0 1px 2px 0 rgba(0, 0, 0, 0.3), 0 2px 6px 2px rgba(0, 0, 0, 0.15);

  --font-mincho: "Hiragino Mincho Pro", "游明朝", YuMincho, serif;
  --font-serif-jp: "Noto Serif JP", var(--font-mincho);
}

* {
  box-sizing: border-box;
}

button {
  font-family: inherit;
}

body {
  margin: 0;
  background: #eef1f4;
  font-family: var(--font-serif-jp);
  color: var(--color-text-primary);
}

a {
  color: inherit;
}

.container {
  width: calc(100% - 240px);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
}

.section-title {
  margin: 0 0 32px;
  font-family: var(--font-mincho);
  font-size: 32px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.section-title--light {
  color: var(--color-text-inverse);
}

/* ---------- placeholder image block (ユーザー差し替え用) ---------- */
.image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #9ca3af;
  color: #1f2937;
  text-align: center;
  line-height: 1.4;
}

/* ---------- Chip (タグ) ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 94px;
  height: 31px;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
  border: 2px solid transparent;
  background: none;
  cursor: default;
}

.chip--filter {
  cursor: pointer;
  transition: background-color 150ms ease-out, color 150ms ease-out, border-color 150ms ease-out, opacity 150ms ease-out;
}

.chip--solid-neutral { background-color: var(--color-border-strong); color: var(--color-text-inverse); font-weight: 500; }
.chip--solid-blue { background-color: var(--color-accent-blue); color: var(--color-text-inverse); font-weight: 500; }
.chip--solid-red { background-color: var(--color-accent-red); color: var(--color-text-inverse); font-weight: 500; }
.chip--solid-gold { background-color: var(--color-accent-gold); color: var(--color-text-inverse); font-weight: 500; }
.chip--solid-green { background-color: var(--color-accent-green); color: var(--color-text-inverse); font-weight: 500; }

.chip--outline-red { background: var(--color-bg-base); border-color: var(--color-accent-red); color: var(--color-accent-red); }
.chip--outline-orange { background: var(--color-bg-base); border-color: var(--color-accent-orange); color: var(--color-accent-orange); }
.chip--outline-gold { background: var(--color-bg-base); border-color: var(--color-accent-gold); color: var(--color-accent-gold); }
.chip--outline-green { background: var(--color-bg-base); border-color: var(--color-accent-green); color: var(--color-accent-green); }
.chip--outline-purple { background: var(--color-bg-base); border-color: var(--color-accent-purple); color: var(--color-accent-purple); }
.chip--outline-neutral { background: var(--color-bg-base); border-color: var(--color-border-strong); color: var(--color-text-primary); }

/* Figma: outline → colored fill on hover; solid selection → 82% on hover. */
.chip--filter { --chip-color: var(--color-accent-blue); }
.chip--filter.chip--outline-red { --chip-color: var(--color-accent-red); }
.chip--filter.chip--outline-orange { --chip-color: var(--color-accent-orange); }
.chip--filter.chip--outline-gold { --chip-color: var(--color-accent-gold); }
.chip--filter.chip--outline-green { --chip-color: var(--color-accent-green); }
.chip--filter.chip--outline-purple { --chip-color: var(--color-accent-purple); }
.chip--filter.chip--outline-neutral { --chip-color: var(--color-border-strong); }
.chip-row .chip--filter { background: var(--color-bg-base); border-color: var(--chip-color); color: var(--chip-color); font-weight: 700; opacity: 1; }
.chip-row .chip--filter.is-active { background: var(--chip-color); color: var(--color-text-inverse); font-weight: 500; }
.chip-row .chip--filter:not(.is-active):is(:hover, :focus-visible) { background: var(--chip-color); color: var(--color-text-inverse); }
.chip-row .chip--filter.chip--outline-neutral:not(.is-active):not(:hover):not(:focus-visible) { color: var(--color-text-primary); }
.chip-row .chip--filter.is-active:is(:hover, :focus-visible) { opacity: 0.82; }
.chip-row .chip--filter:focus-visible { outline: 2px solid var(--chip-color); outline-offset: 3px; }
/* Keep filtered rows hidden when responsive layouts switch to grid. */
.news-list .news-item[hidden], .news-empty[hidden] { display: none; }
.news-empty { margin: 24px 0; font-size: 18px; line-height: 1.8; }

.chip--new {
  width: 53px;
  height: 25px;
  padding: 0 8px;
  border-radius: 0;
  border: 1px solid var(--color-accent-red);
  background: transparent;
  color: var(--color-accent-red);
  font-weight: 400;
  font-size: 16px;
}

/* ---------- Button ---------- */
.btn {
  --btn-border: 1px;
  --btn-accent: var(--color-text-primary);
  --btn-pressed: var(--color-text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 220px;
  height: 44px;
  padding: calc(11px - var(--btn-border)) calc(55px - var(--btn-border)) calc(11px - var(--btn-border)) calc(25px - var(--btn-border));
  border-radius: 3px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  border: var(--btn-border) solid transparent;
}

.btn__icon {
  width: 20px;
  height: 20px;
}

.btn--download-red {
  --btn-accent: var(--color-accent-red);
  --btn-pressed: #5c251c;
  background: var(--color-bg-base);
  border-color: var(--color-accent-red);
  color: var(--color-accent-red);
}

.btn--download-blue {
  --btn-accent: var(--color-accent-blue);
  --btn-pressed: #334257;
  background: var(--color-bg-base);
  border-color: var(--color-accent-blue);
  color: var(--color-accent-blue);
}

.btn--external {
  background: var(--color-bg-base);
  border-color: var(--color-border-default);
  color: var(--color-text-primary);
}

/* Figma: enter 150ms, leave 100ms, press 60ms, then return after 120ms. */
.btn {
  transition: background-color 100ms ease-out, color 100ms ease-out, border-color 100ms ease-out, box-shadow 100ms ease-out;
}

.btn:is(:hover, :focus-visible) {
  --btn-border: 2px;
  background: var(--btn-accent);
  border-color: var(--btn-accent);
  color: var(--color-text-inverse);
  transition-duration: 150ms;
}

.btn:is(:active, .is-pressed) {
  --btn-border: 3px;
  background: var(--btn-pressed);
  border-color: var(--btn-accent);
  color: var(--color-text-inverse);
  box-shadow: inset 0 3px 6px 1px rgba(0, 0, 0, 0.38);
  padding-top: calc(14px - var(--btn-border));
  padding-bottom: calc(8px - var(--btn-border));
  transition-duration: 60ms;
}
.btn.is-releasing { transition-duration: 100ms; }
.btn__icon { transition: filter 100ms ease-out; }
.btn:is(:hover, :focus-visible, :active, .is-pressed) .btn__icon { filter: brightness(0) invert(1); transition-duration: 150ms; }
.btn:focus-visible { outline: 2px solid var(--btn-accent); outline-offset: 3px; }

/* ---------- Pattern background (麻の葉) ---------- */
.pattern-bg {
  position: absolute;
  inset: 0;
  background-image: url("assets/pattern-asanoha.svg");
  background-repeat: no-repeat;
  background-position: center top;
  background-size: 140% auto;
  opacity: 0.5;
  pointer-events: none;
}

/* ================= Header ================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
  padding: 0 111px 0 118px;
  background-color: var(--color-header-bg);
  overflow: hidden;
}

.site-header::before {
  content: "";
  position: absolute;
  top: -138.56px;
  left: -80px;
  width: 1720px;
  height: 415.692px;
  background-image: url("assets/pattern-asanoha.svg");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  opacity: 0.6;
  pointer-events: none;
}

.site-header__brand {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-header__logo {
  width: 66px;
  height: 66px;
  flex-shrink: 0;
  display: block;
  object-fit: contain;
  transform: none;
}

.site-header__title {
  margin: 0;
  font-family: var(--font-mincho);
  font-weight: 300;
  font-size: 32px;
  line-height: 40px;
  color: var(--color-text-inverse);
  white-space: nowrap;
}

.site-header__nav {
  position: relative;
}

.site-header__nav ul {
  display: grid;
  grid-template-columns: repeat(5, max-content);
  align-items: center;
  gap: 64px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__nav a {
  position: relative;
  display: inline-block;
  font-family: var(--font-mincho);
  font-weight: 600;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text-inverse);
  text-decoration: none;
  white-space: nowrap;
  transition: opacity 120ms ease;
}

.site-header__nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -5px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 200ms ease-out;
}
.site-header__nav a:is(:hover, :focus-visible)::after { transform: scaleX(1); }

/* ================= Hero ================= */
.hero {
  position: relative;
  width: 100%;
  aspect-ratio: 1440 / 664;
  overflow: hidden;
  background-color: #0c0f14;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0) 45%, rgba(0, 0, 0, 0.55) 100%);
  pointer-events: none;
}

.hero__eyebrow {
  position: absolute;
  top: 8%;
  right: 13%;
  margin: 0;
  color: var(--color-text-inverse);
  font-family: var(--font-mincho);
  font-size: 13px;
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
  z-index: 1;
}

.hero__title {
  position: absolute;
  top: 17%;
  right: 7%;
  margin: 0;
  display: flex;
  gap: 1.5em;
  writing-mode: vertical-rl;
  color: var(--color-text-inverse);
  font-family: var(--font-mincho);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 600;
  line-height: 1.6;
  z-index: 1;
}

.hero__title span {
  white-space: nowrap;
}

.hero__credit-sub {
  font-size: 11px;
  opacity: 0.8;
}

/* ================= News ================= */
.news {
  padding: 64px 0;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}

.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border-default);
}

.news-item__main {
  display: flex;
  align-items: center;
  gap: 16px;
}

.news-item__date {
  width: 150px;
  margin: 0;
  font-size: 20px;
  line-height: 30px;
  color: var(--color-text-muted);
}

.news-item__title {
  margin: 0;
  font-size: 24px;
  line-height: 36px;
  font-weight: 600;
  white-space: nowrap;
  color: var(--color-text-primary);
}

.news-item__link {
  color: inherit;
  text-decoration: none;
  transition: color 120ms ease;
}

.news-item__link:hover {
  text-decoration: underline;
  color: var(--color-accent-red);
}

.news-item__actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.news-item__sakura {
  width: 28px;
  height: 28px;
}

.news-list--teaser .news-item {
  justify-content: flex-start;
}

.news__more {
  display: flex;
  justify-content: flex-end;
  margin-top: 24px;
}

/* ---------- Shared paper texture background (sections 04/05/06) ---------- */
.texture-bg {
  position: relative;
  background-color: #fbfaf7;
}

.texture-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("assets/bg-texture.png");
  background-repeat: repeat;
  background-size: 320px 440px;
  opacity: 0.6;
  pointer-events: none;
}

/* ---------- ViewMoreLink: solid gold box, red hover-sweep 240ms,
   slight opacity dip on click reverting after 100ms (per Figma notes) ---------- */
.view-more-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  overflow: hidden;
  height: 31px;
  padding: 0;
  line-height: 30px;
  border-bottom: 1px solid var(--color-accent-gold);
  transition: border-color 240ms ease;
  background: var(--color-accent-gold);
  color: var(--color-text-inverse);
  font-family: var(--font-serif-jp);
  font-weight: 700;
  font-size: 20px;
  text-decoration: none;
  white-space: nowrap;
}

.view-more-link::before {
  content: "";
  position: absolute;
  inset: 0;
  width: 0;
  background: var(--color-accent-red);
  transition: width 240ms ease;
}

.view-more-link:hover::before {
  width: 100%;
}
.view-more-link:hover { border-bottom-color: var(--color-accent-red); }

.view-more-link__label {
  position: relative;
  z-index: 1;
}

.view-more-link:active {
  opacity: 0.9;
  transition: opacity 100ms ease;
}

/* ================= About ================= */
.about {
  position: relative;
  padding: 64px 0 0;
  background: #eef1f4;
  overflow: hidden;
}

.about::before,
.about::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  pointer-events: none;
  z-index: 0;
}

.about::before {
  top: 0;
  height: 56%;
  background-image: url("assets/background.png");
}

.about::after {
  top: 56%;
  height: 44%;
  background-image: linear-gradient(180deg, transparent 80%, #eef1f4 100%), url("assets/background-pink.png");
  background-size: 100% 100%, 100% 100%;
}

.about__intro {
  position: relative;
  z-index: 1;
  max-width: 640px;
  padding: 56px 120px 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.about__lead {
  margin: 0;
  color: var(--color-text-inverse);
}

.about__photo {
  position: relative;
  z-index: 1;
  display: block;
  border-radius: 2px;
  object-fit: cover;
}

.about__photo--main {
  margin: -160px 0 0 auto;
  width: 682px;
  max-width: 56%;
  height: 614px;
  font-size: 16px;
}

.about__photo--sub {
  margin: -60px auto 0 120px;
  width: 620px;
  max-width: 48%;
  height: 500px;
  font-size: 15px;
}

.about__join {
  position: relative;
  z-index: 1;
  max-width: 420px;
  margin: -80px 120px 56px auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.about__join-title {
  margin: 0;
  font-family: var(--font-mincho);
  font-size: 28px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.about__join-lead {
  margin: 0;
  color: var(--color-text-muted);
}

/* ================= Schedule banner ================= */
.schedule-wrap {
  padding: 48px 0 64px;
  background: linear-gradient(180deg, #eef1f4 0%, #c9d3e0 55%, #dde2e7 100%);
}

.schedule-card {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 24px;
  background: #f4ede0;
  border: 1px solid var(--color-accent-gold);
  border-radius: 4px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text-primary);
  transition: box-shadow 120ms ease, transform 120ms ease;
}

.schedule-card__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px 40px;
}

.schedule-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.schedule-card:active {
  transform: translateY(0);
  box-shadow: none;
  transition-duration: 0ms;
}

.schedule-card__title {
  margin: 0 0 8px;
  font-family: var(--font-mincho);
  font-size: 28px;
  font-weight: 600;
}

.schedule-card__lead {
  margin: 0;
  color: var(--color-text-muted);
}

.schedule-card__thumb {
  width: 46%;
  flex-shrink: 0;
  display: block;
  border-radius: 0;
  object-fit: cover;
}

/* ================= FAQ ================= */
.faq {
  padding: 64px 0 96px;
  background: #dde2e7;
}

/* FAQ heading uses the component-font-family (Noto Serif JP Medium),
   unlike other section headings which use Hiragino Mincho Pro. */
.faq .section-title {
  font-family: var(--font-serif-jp);
  font-weight: 500;
}

.qa-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.qa-item:not(:last-child) {
  border-bottom: 1px solid var(--color-border-default);
}

.qa-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.qa-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 100px;
  font-size: 18px;
  font-weight: 500;
  color: var(--color-text-inverse);
  flex-shrink: 0;
}

.qa-badge--q {
  background: var(--color-bg-dark);
}

.qa-badge--a {
  background: var(--color-accent-red);
  font-weight: 700;
  flex-shrink: 0;
}

.qa-item__text {
  flex: 1;
  font-size: 24px;
  font-weight: 500;
  color: var(--color-text-primary);
}

.qa-item__toggle {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transform: rotate(0deg);
  transition: transform 300ms ease-out;
}

.qa-item.is-open .qa-item__toggle { transform: rotate(180deg); }

/* QAItem: question position/line-height stay fixed; only the answer
   reveal's height animates open/closed (per Figma component notes). */
.qa-item__answer-wrap {
  display: grid;
  grid-template-rows: minmax(0, 0fr);
  overflow: hidden;
  transition: grid-template-rows 300ms ease-out;
}

.qa-item.is-open .qa-item__answer-wrap {
  grid-template-rows: minmax(0, 1fr);
}

.qa-item__answer {
  min-height: 0;
  overflow: hidden;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 24px;
}

.qa-item__answer-text {
  flex: 1;
  margin: 0;
  padding-top: 8px;
  font-size: 20px;
  line-height: 1.7;
  color: var(--color-text-primary);
}

@media (prefers-reduced-motion: reduce) {
  .qa-item__answer-wrap,
  .qa-item__toggle,
  .btn,
  .btn__icon,
  .chip--filter,
  .view-more-link,
  .view-more-link::before,
  .site-header__nav a,
  .site-header__nav a::after {
    transition-duration: 0.01ms !important;
  }
}

/* ================= Footer ================= */
.site-footer {
  position: relative;
  padding: 140px 120px 19px;
  background: linear-gradient(180deg, #b4c3d4 0%, #4a5f85 12%, var(--color-header-bg) 29%, var(--color-header-bg) 100%);
  overflow: hidden;
}

.pattern-bg--footer {
  background-size: 1720px 623.538px;
  background-position: -80px -138.56px;
}

.page-bg .site-footer {
  background: linear-gradient(180deg, #a6b5cb 0%, #385d92 14.903%, #111c2c 26.442%);
}

.page-bg .pattern-bg--footer {
  opacity: 1;
  background-image: none;
  overflow: hidden;
}

/* Repeat the two regular rows of the existing header asset. Its lower
   overflow paths are not a seamless tile and must stay outside the crop. */
.pattern-bg__tile {
  display: block;
  height: 138.564px;
  background: url("assets/pattern-asanoha.svg") -80px -138.564px / 1720px 417.092px no-repeat;
}

/* Fixed decorative layer: scroll movement is independent of the page. */
.sakura-drift {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 10;
  opacity: 0.7;
}

.sakura-drift__scroll {
  position: absolute;
  inset: calc(-1 * var(--sakura-tile-height, 823px)) 0;
  will-change: transform;
}

.sakura-drift__petals {
  position: absolute;
  inset: 0;
  background: url("assets/decoration-sakura-scatter.png") center top / max(100vw, 900px) auto repeat-y;
  animation: sakura-sway 18s ease-in-out infinite alternate;
}

.sakura-host { position: relative; isolation: isolate; }
.site-header.sakura-host { position: sticky; }

html { scroll-padding-top: var(--header-height, 82px); }
.sakura-drift--section { position: absolute; z-index: 1; }
.sakura-host.site-header::before,
.sakura-host.page-bg::before,
.sakura-host .pattern-bg { z-index: 0; }
.sakura-host > .site-header__brand,
.sakura-host > .site-header__nav,
.sakura-host > .site-footer__inner,
.sakura-host > .breadcrumb,
.sakura-host > .page-section,
.sakura-host > .article-container { z-index: 2; }
.sakura-host.page-bg > .site-footer { z-index: 2; }

@keyframes sakura-sway {
  from { transform: translate3d(-10px, -12px, 0); }
  to { transform: translate3d(12px, 16px, 0); }
}

.site-footer__inner {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
}

.site-footer__row {
  display: grid;
  grid-template-columns: 685px 1fr;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0;
  margin-bottom: 52px;
}

.site-footer__name {
  margin: 0;
  font-family: var(--font-mincho);
  font-size: 24px;
  font-weight: 300;
  color: var(--color-text-inverse);
  white-space: nowrap;
  line-height: 36px;
}

.site-footer__nav {
  display: flex;
  gap: 150px;
}

.site-footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer__nav a {
  font-family: var(--font-mincho);
  text-decoration: none;
  color: var(--color-text-inverse);
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
  white-space: nowrap;
  transition: opacity 120ms ease;
}

.site-footer__nav a:hover {
  opacity: 0.8;
}

.site-footer__copyright {
  margin: 0;
  text-align: center;
  font-family: var(--font-mincho);
  font-weight: 300;
  color: var(--color-text-inverse);
  opacity: 0.6;
  font-size: 14px;
  line-height: 21px;
}

/* ================= Sub-page shell (Information / Item) ================= */
.page-bg {
  position: relative;
  background-color: #e5edf7;
}


.breadcrumb {
  position: relative;
  padding: 64px 120px 40px;
  font-size: 20px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 22px;
}

.breadcrumb a {
  color: inherit;
  text-decoration: underline;
}

.page-heading {
  margin: 0 0 31px;
  font-family: var(--font-mincho);
  font-size: 36px;
  font-weight: 600;
  line-height: 60px;
  color: var(--color-text-primary);
}

.page-section {
  position: relative;
  padding-bottom: 40px;
}

.page-bg > .breadcrumb { padding-bottom: 52px; }
.article-page .breadcrumb { padding-bottom: 41px; }
.page-section .chip-row { gap: 34px; margin-bottom: 16px; }
.page-section .news-item__date { flex: 0 0 150px; color: var(--color-text-primary); }
.page-section .news-item__main > .chip { flex-shrink: 0; }
.page-section .news-item__actions { flex-shrink: 0; }
.page-section .pagination { margin-top: 31px; }
.pagination__count { margin: 0; line-height: 21px; }
.page-btn:first-child { width: 104px; }
.page-btn:last-child { width: 112px; }
.btn { position: relative; padding-right: calc(55px - var(--btn-border)); }
.btn__icon { position: absolute; right: calc(25px - var(--btn-border)); }

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px 0 8px;
}

.pagination__numbers {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 16px;
  border-radius: 3px;
  background: #e7ebef;
  border: 1px solid #c7d2dc;
  color: #657382;
  opacity: 0.45;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
}

.page-btn--current {
  width: 44px;
  padding: 0;
  background: var(--color-text-primary);
  color: var(--color-text-inverse);
  opacity: 1;
  border: none;
}

.article-nav__card {
  transition: border-color 120ms ease, background-color 120ms ease;
}

.article-nav__card:hover {
  border-color: var(--color-accent-gold);
  background: #fffaf0;
}

.pagination__count {
  font-size: 14px;
  color: #657382;
}

/* ---------- Article (Item detail) ---------- */
.article-container {
  position: relative;
  padding: 9px 0 71px;
}

.article-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
}

.article-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 15px;
  margin-bottom: 0;
}

.article-meta-row .news-item__date {
  width: auto;
}

.article-title {
  margin: 0;
  font-family: var(--font-mincho);
  font-size: 36px;
  font-weight: 600;
  line-height: 60px;
  color: var(--color-text-primary);
}

.article-body {
  display: flex;
  align-items: flex-start;
  gap: 33px;
}

.article-images {
  display: flex;
  flex-direction: column;
  gap: 48px;
  flex: 0 1 896px;
  min-width: 0;
}

.article-images img {
  display: block;
  width: 100%;
  box-shadow: var(--shadow-document);
}

.download-panel {
  position: sticky;
  top: calc(var(--header-height, 82px) + 24px);
  flex-shrink: 0;
  width: 271px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  background: var(--color-bg-base);
  border: 1.5px solid var(--color-border-default);
  border-radius: 3px;
}

.download-panel__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.download-panel .btn {
  width: 100%;
}

.article-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 64px 0 8px;
}

.article-nav__links {
  display: flex;
  gap: 24px;
  width: 100%;
}

.article-nav__card {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 24px;
  border: 1.5px solid var(--color-border-default);
  border-radius: 2px;
  text-decoration: none;
  color: inherit;
  background: var(--color-bg-base);
}

.article-nav__card--next {
  text-align: right;
}

.article-nav__eyebrow {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-primary);
}

.article-nav__title {
  margin: 0;
  font-size: 18px;
  font-weight: 500;
  color: #192d40;
}

@media (max-width: 900px) {
  .breadcrumb {
    padding: 32px 24px;
  }

  .article-body {
    flex-direction: column;
  }

  .download-panel {
    position: static;
    width: 100%;
  }

  .article-nav__links {
    flex-direction: column;
  }
}

/* ================= Responsive ================= */
@media (max-width: 900px) {
  .site-header {
    padding: 0 24px;
  }

  .site-header__nav ul {
    gap: 20px;
  }

  .site-header__title {
    font-size: 22px;
  }

  .about__intro,
  .about__join {
    max-width: none;
    padding-left: 24px;
    padding-right: 24px;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .about__photo--main,
  .about__photo--sub {
    width: calc(100% - 48px);
    margin-left: 24px !important;
    margin-right: 24px !important;
  }

  .news-item {
    flex-direction: column;
  }

  .schedule-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Keep the shared shell usable between the desktop and phone layouts. */
@media (min-width: 901px) and (max-width: 1300px) {
  .container { width: calc(100% - 120px); }
  .site-header { padding: 0 40px; gap: 24px; }
  .site-header__title { font-size: 26px; }
  .site-header__nav ul { display: flex; gap: 36px; }
  .site-header__nav a { font-size: 14px; }
  .site-footer { padding-left: 60px; padding-right: 60px; }
  .site-footer__row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; }
  .site-footer__nav { justify-content: space-between; gap: 24px; }
  .site-footer__name { font-size: 20px; white-space: normal; }
  .page-section .news-item__main { flex-wrap: wrap; min-width: 0; }
  .page-section .news-item__title { width: 100%; white-space: normal; font-size: 20px; }
  .breadcrumb { padding-left: 60px; padding-right: 60px; }
  .article-images { flex: 1; }
}

@media (max-width: 900px) {
  .container { width: calc(100% - 40px); }
  .site-header { height: auto; min-height: 82px; padding: 12px 20px 16px; flex-wrap: wrap; gap: 12px; }
  .site-header__brand { gap: 10px; }
  .site-header__logo { width: 48px; height: 48px; transform: none; }
  .site-header__title { font-size: 24px; line-height: 36px; }
  .site-header__nav { width: 100%; }
  .site-header__nav ul { display: flex; flex-wrap: wrap; gap: 12px 24px; }
  .site-header__nav a { font-size: 14px; }
  .site-footer { padding: 96px 20px 24px; }
  .site-footer__row { grid-template-columns: minmax(0, 1fr); gap: 28px; margin-bottom: 40px; }
  .site-footer__name { font-size: 20px; line-height: 1.8; white-space: normal; }
  .site-footer__nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .site-footer__nav a { font-size: 14px; white-space: normal; }
  .site-footer__copyright { font-size: 12px; }
  .breadcrumb { padding: 32px 20px; font-size: 14px; line-height: 1.8; }
  .page-bg > .breadcrumb { padding-bottom: 32px; }
  .page-heading, .article-title { font-size: 28px; line-height: 1.7; }
  .page-section .chip-row { gap: 12px; }
  .page-section .news-item__main { width: 100%; flex-wrap: wrap; gap: 10px 12px; }
  .page-section .news-item__date { flex-basis: auto; font-size: 16px; }
  .page-section .news-item__title { order: 1; width: 100%; white-space: normal; font-size: 18px; line-height: 1.8; }
  .article-images { flex: auto; width: 100%; }
  .article-meta-row .news-item__date { font-size: 16px; }
}

/* Shared disclosure navigation for tablets and phones. */
.site-header__toggle { display: none; }
@media (max-width: 1100px) {
  .site-header {
    height: auto;
    min-height: 82px;
    padding: 12px 20px;
    gap: 12px;
    flex-wrap: wrap;
    overflow: visible;
  }
  .site-header::before {
    inset: 0;
    width: 100%;
    height: 100%;
    background-size: 1720px 415.692px;
    background-position: -80px -138.56px;
  }
  .site-header__brand { gap: 10px; min-width: 0; }
  .site-header__logo { width: 48px; height: 48px; }
  .site-header__title { font-size: clamp(18px, 4.8vw, 26px); line-height: 36px; }
  .site-header__nav { width: 100%; }
  .site-header__nav ul { display: flex; flex-wrap: wrap; gap: 12px 24px; }
  .site-header.has-menu { height: 82px; flex-wrap: nowrap; }
  .site-header__toggle:not([hidden]) {
    position: relative;
    z-index: 3;
    display: flex;
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
    padding: 10px;
    flex-direction: column;
    justify-content: space-between;
    border: 0;
    background: transparent;
    color: var(--color-text-inverse);
    cursor: pointer;
  }
  .site-header__toggle span { display: block; height: 2px; width: 24px; background: currentColor; transition: transform 200ms ease, opacity 200ms ease; }
  .is-menu-open .site-header__toggle span:nth-child(1) { transform: translateY(11px) rotate(45deg); }
  .is-menu-open .site-header__toggle span:nth-child(2) { opacity: 0; }
  .is-menu-open .site-header__toggle span:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }
  .site-header__toggle:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
  .site-header.has-menu .site-header__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 20px;
    max-height: calc(100dvh - var(--header-height, 82px));
    overflow-y: auto;
    background: var(--color-header-bg);
    box-shadow: var(--shadow-document);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 200ms ease, transform 200ms ease, visibility 0s linear 200ms;
  }
  .site-header.has-menu.is-menu-open .site-header__nav { visibility: visible; opacity: 1; transform: none; transition-delay: 0s; }
  .site-header.has-menu .site-header__nav ul { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  .site-header.has-menu .site-header__nav a { display: block; padding: 16px 8px; font-size: 16px; }
  .site-header.has-menu .site-header__nav a::after { bottom: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .site-header__toggle span,
  .site-header.has-menu .site-header__nav { transition: none; }
}

/* Keep future page entries in the design without a temporary destination. */
a[aria-disabled="true"] { cursor: default; }

.news-item__labels { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
@media (max-width: 1420px) {
  .page-section .news-item { display: grid; grid-template-columns: minmax(0, 1fr) max-content; align-items: start; }
  .page-section .news-item__main { width: 100%; min-width: 0; flex-wrap: wrap; gap: 12px 16px; }
  .page-section .news-item__title { order: 1; flex: 0 0 100%; width: 100%; white-space: normal; font-size: 20px; line-height: 1.8; }
  .page-section .news-item__actions { align-self: end; justify-self: end; align-items: flex-end; }
}
@media (max-width: 767px) {
  .page-section .news-item { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .page-section .news-item__title { font-size: 18px; }
  .page-section .news-item__actions { justify-self: end; }
}