:root {
    --bg: #070914;
    --bg-2: #101528;
    --text: #f8f4e9;
    --muted: #c9c1ae;
    --gold: #d8b45f;
    --gold-soft: rgba(216, 180, 95, 0.18);
    --line: rgba(255, 255, 255, 0.16);
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
    --max: 1120px;
    --header: 72px;
    font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;
  }

  * { box-sizing: border-box; }

  html {
    scroll-behavior: smooth;
    background: var(--bg);
  }

  body {
    margin: 0;
    color: var(--text);
    background:
      radial-gradient(circle at 50% 0%, rgba(216, 180, 95, 0.18), transparent 30%),
      linear-gradient(180deg, var(--bg), #04050b 68%, #020309);
    line-height: 1.8;
    letter-spacing: 0.04em;
  }

  img { max-width: 100%; display: block; }
  a { color: inherit; text-decoration: none; }
  button { font: inherit; }

  .skip-link {
    position: absolute;
    left: -999px;
    top: 12px;
    z-index: 999;
    padding: 8px 12px;
    background: var(--gold);
    color: #111;
  }
  .skip-link:focus { left: 12px; }

  .site-header {
    position: fixed;
    inset: 0 0 auto 0;
    height: var(--header);
    z-index: 100;
    backdrop-filter: blur(16px);
    background: linear-gradient(180deg, rgba(3, 4, 10, 0.78), rgba(3, 4, 10, 0.35));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .header-inner {
    max-width: var(--max);
    height: 100%;
    margin: 0 auto;
    padding: 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
  }

  .brand-logo {
    height: 34px;
    width: auto;
  }

  .brand-text {
    font-size: 13px;
    letter-spacing: 0.18em;
    color: var(--muted);
    white-space: nowrap;
  }

  .nav {
    display: flex;
    align-items: center;
    gap: 24px;
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 13px;
    letter-spacing: 0.14em;
  }

  .nav a {
    color: rgba(248, 244, 233, 0.82);
    transition: color 0.2s ease;
  }
  .nav a:hover { color: var(--gold); }

  .menu-button {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    cursor: pointer;
    align-items: center;
    justify-content: center;
  }

  .menu-button span,
  .menu-button::before,
  .menu-button::after {
    content: "";
    display: block;
    width: 18px;
    height: 1px;
    background: currentColor;
    position: absolute;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .menu-button::before { transform: translateY(-6px); }
  .menu-button::after { transform: translateY(6px); }
  .menu-button[aria-expanded="true"] span { opacity: 0; }
  .menu-button[aria-expanded="true"]::before { transform: rotate(42deg); }
  .menu-button[aria-expanded="true"]::after { transform: rotate(-42deg); }

  main {
    position: relative;
    isolation: isolate;
    overflow: hidden;
  }

  main::before {
    content: "";
    position: absolute;
    top: var(--header);
    left: 0;
    width: 100%;
    height: calc(100vw * 1492 / 1054);
    z-index: -3;
    background: url("key-visual.png") center top / 100% auto no-repeat;
  }

  main::after {
    content: "";
    position: absolute;
    top: var(--header);
    left: 0;
    width: 100%;
    height: calc(100vw * 1492 / 1054);
    z-index: -2;
    pointer-events: none;
    background:
      linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.08) 0%,
        rgba(0, 0, 0, 0.1) 34%,
        rgba(0, 0, 0, 0.46) 64%,
        rgba(0, 0, 0, 0.86) 100%
      ),
      radial-gradient(circle at 50% 28%, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.32) 100%);
  }

  .hero {
    min-height: auto;
    position: relative;
    display: grid;
    place-items: stretch;
    padding-top: var(--header);
    overflow: visible;
    background: transparent;
  }

  .hero::before {
    content: none;
  }

  .hero::after {
    content: none;
  }

  .hero-visual {
    display: none;
  }

  .hero-visual img {
    width: 100%;
    height: calc(100svh - var(--header));
    object-fit: contain;
    object-position: center top;
  }

  .hero-inner {
    width: min(100%, var(--max));
    min-height: auto;
    margin: 0 auto;
    padding: clamp(34px, 6vw, 72px) 22px 56px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    text-align: center;
  }

  .hero-copy {
    width: min(860px, 100%);
  }

  .main-logo {
    width: min(640px, 90vw);
    margin: 0 auto 28px;
    filter:
      drop-shadow(0 10px 26px rgba(0, 0, 0, 0.5))
      drop-shadow(0 0 30px rgba(0, 0, 0, 0.35));
  }

  .catch {
    margin: 0 0 22px;
    font-size: clamp(22px, 4vw, 42px);
    line-height: 1.45;
    font-weight: 500;
    text-shadow: 0 6px 30px rgba(0, 0, 0, 0.55);
  }

  .lead {
    max-width: 780px;
    margin: 0 auto;
    color: rgba(248, 244, 233, 0.88);
    font-size: clamp(14px, 2vw, 17px);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    text-shadow: 0 4px 18px rgba(0, 0, 0, 0.7);
  }

  .section {
    padding: 40px 0;
    position: relative;
  }

  .container {
    max-width: var(--max);
    margin: 0 auto;
  }

  .section > .container {
    width: min(80vw, var(--max));
    padding: clamp(28px, 4vw, 52px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 28px;
    background: rgba(0, 0, 0, 0.48);
    box-shadow: var(--shadow);
    backdrop-filter: blur(5px);
  }

  .section-title {
    margin: 0 0 34px;
    display: grid;
    gap: 8px;
    text-align: center;
  }

  .section-title .en {
    color: var(--gold);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 12px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
  }

  .section-title .ja {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 500;
  }

  .story-thumbnail {
    width: min(40%, 440px);
    margin: 0 auto 34px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.28);
    box-shadow: 0 18px 52px rgba(0, 0, 0, 0.34);
  }

  .story-thumbnail img {
    width: 100%;
    height: auto;
  }

  .intro-card {
    max-width: 920px;
    margin: 0 auto;
    padding: clamp(26px, 5vw, 56px);
    border: 1px solid var(--line);
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.035));
    box-shadow: var(--shadow);
  }

  .intro-card p {
    margin: 0 0 1.4em;
    font-size: clamp(15px, 2vw, 17px);
  }
  .intro-card p:last-child { margin-bottom: 0; }

  .news-list {
    max-width: 900px;
    margin: 0 auto;
    border-top: 1px solid var(--line);
  }

  .news-item {
    display: grid;
    grid-template-columns: 130px 120px 1fr;
    gap: 18px;
    align-items: baseline;
    padding: 22px 0;
    border-bottom: 1px solid var(--line);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
  }

  .news-date {
    color: var(--muted);
    font-size: 13px;
  }

  .news-label {
    justify-self: start;
    padding: 3px 10px;
    border: 1px solid var(--gold-soft);
    border-radius: 999px;
    color: var(--gold);
    font-size: 11px;
    letter-spacing: 0.12em;
  }

  .news-title {
    color: rgba(248, 244, 233, 0.92);
    transition: color 0.2s ease;
  }
  .news-title:hover { color: var(--gold); }

  .button-area {
    margin-top: 34px;
    text-align: center;
  }

  .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 24px;
    border: 1px solid rgba(216, 180, 95, 0.45);
    border-radius: 999px;
    color: var(--gold);
    background: rgba(216, 180, 95, 0.06);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 13px;
    letter-spacing: 0.14em;
    transition: transform 0.2s ease, background 0.2s ease;
  }
  .button:hover {
    transform: translateY(-2px);
    background: rgba(216, 180, 95, 0.13);
  }

  .partners-block {
    max-width: 920px;
    margin: 34px auto 0;
    padding: clamp(24px, 4vw, 42px);
    border: 1px solid rgba(216, 180, 95, 0.2);
    border-radius: 24px;
    background: rgba(0, 0, 0, 0.24);
  }

  .partners-heading {
    margin: 0 0 24px;
    text-align: center;
    font-size: clamp(20px, 2.6vw, 28px);
    font-weight: 500;
  }

  .featured-partners {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 22px;
  }

  .featured-partner-logo {
    min-height: 104px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    border: 1px solid rgba(216, 180, 95, 0.24);
    border-radius: 16px;
    color: rgba(248, 244, 233, 0.66);
    background: rgba(255, 255, 255, 0.055);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 13px;
    letter-spacing: 0.12em;
  }

  .featured-partner-logo img {
    max-width: min(100%, 180px);
    max-height: 72px;
    object-fit: contain;
  }

  .partner-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
    margin: 0;
    padding: 0;
    list-style: none;
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
  }

  .partner-list li {
    display: inline-flex;
    align-items: center;
    color: rgba(248, 244, 233, 0.86);
    font-size: 14px;
  }

  .credit {
    padding: 72px 22px 44px;
    text-align: center;
    color: var(--muted);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 12px;
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.04));
  }

  .credit-logo {
    width: 160px;
    margin: 0 auto 22px;
    opacity: 0.92;
  }

  .copyright {
    margin: 16px 0 0;
    letter-spacing: 0.08em;
  }

  .page-hero {
    padding: calc(var(--header) + 64px) 22px 32px;
    text-align: center;
  }

  .page-title {
    margin: 0;
    display: grid;
    gap: 10px;
    text-shadow:
      0 3px 14px rgba(0, 0, 0, 0.82),
      0 0 34px rgba(0, 0, 0, 0.62);
  }

  .page-title .en {
    color: var(--gold);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 12px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
  }

  .page-title .ja {
    font-size: clamp(30px, 4vw, 46px);
    font-weight: 500;
  }

  .page-lead {
    max-width: 720px;
    margin: 22px auto 0;
    color: rgba(248, 244, 233, 0.86);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 15px;
    text-shadow:
      0 3px 12px rgba(0, 0, 0, 0.86),
      0 0 28px rgba(0, 0, 0, 0.68);
  }

  .page-section {
    padding: 40px 0 72px;
  }

  .page-panel {
    width: min(80vw, var(--max));
    margin: 0 auto;
    padding: clamp(28px, 4vw, 52px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 28px;
    background: rgba(0, 0, 0, 0.48);
    box-shadow: var(--shadow);
    backdrop-filter: blur(5px);
  }

  .page-list {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--line);
  }

  .page-list-item {
    display: grid;
    grid-template-columns: 130px 120px 1fr;
    gap: 18px;
    align-items: baseline;
    padding: 24px 0;
    border-bottom: 1px solid var(--line);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
  }

  .page-list-title {
    color: rgba(248, 244, 233, 0.94);
    transition: color 0.2s ease;
  }

  .page-list-title:hover {
    color: var(--gold);
  }

  .article-header {
    margin-bottom: 34px;
    text-align: center;
  }

  .article-meta {
    margin: 0 0 14px;
    display: inline-flex;
    gap: 12px;
    align-items: center;
    color: var(--muted);
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    font-size: 13px;
  }

  .article-title {
    margin: 0;
    font-size: clamp(25px, 3vw, 38px);
    font-weight: 500;
    line-height: 1.5;
  }

  .article-body {
    max-width: 820px;
    margin: 0 auto;
    font-size: clamp(15px, 2vw, 17px);
  }

  .article-body p {
    margin: 0 0 1.5em;
  }

  .article-body p:last-child {
    margin-bottom: 0;
  }

  .press-summary {
    max-width: 860px;
    margin: 0 auto 34px;
    font-size: clamp(15px, 2vw, 17px);
  }

  .press-summary p {
    margin: 0 0 1.4em;
  }

  .press-summary p:last-child {
    margin-bottom: 0;
  }

  .press-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
  }

  @media (max-width: 760px) {
    :root { --header: 64px; }

    .brand-text { display: none; }
    .brand-logo { height: 30px; }

    .menu-button {
      display: inline-flex;
      position: relative;
    }

    .nav {
      position: fixed;
      top: var(--header);
      right: 14px;
      left: 14px;
      display: grid;
      gap: 0;
      padding: 10px;
      border: 1px solid var(--line);
      border-radius: 22px;
      background: rgba(7, 9, 20, 0.94);
      box-shadow: var(--shadow);
      transform: translateY(-12px);
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
    }

    .nav.is-open {
      transform: translateY(0);
      opacity: 1;
      visibility: visible;
    }

    .nav a {
      padding: 14px 16px;
      border-radius: 14px;
    }
    .nav a:hover { background: rgba(255, 255, 255, 0.06); }

    .hero {
      min-height: auto;
    }

    .hero::before {
      inset: var(--header) 0 0 0;
      background-position: center top;
      filter: blur(14px) brightness(0.5);
      transform: scale(1.06);
    }

    .hero::after {
      inset: var(--header) 0 0 0;
      background:
        linear-gradient(
          180deg,
          rgba(0, 0, 0, 0.02) 0%,
          rgba(0, 0, 0, 0.04) 36%,
          rgba(0, 0, 0, 0.46) 68%,
          rgba(0, 0, 0, 0.9) 100%
        );
    }

    .hero-visual {
      inset: var(--header) 0 0 0;
      align-items: flex-start;
    }

    .hero-visual img {
      width: 100%;
      height: auto;
      object-fit: contain;
      object-position: center top;
    }

    .hero-inner {
      min-height: auto;
      padding: clamp(22px, 5svh, 44px) 18px 38px;
      align-items: flex-start;
    }

    .main-logo {
      width: min(72vw, 320px);
      margin-top: 12px;
    }

    .catch {
      font-size: clamp(24px, 8vw, 36px);
    }

    .section {
      padding: 22px 0;
    }

    .section > .container {
      width: 100%;
      padding: 46px 18px 28px;
      border-radius: 0;
      border-width: 0 0 1px;
      background:
        linear-gradient(
          180deg,
          rgba(0, 0, 0, 0) 0%,
          rgba(0, 0, 0, 0.22) 18%,
          rgba(0, 0, 0, 0.42) 42%,
          rgba(0, 0, 0, 0.42) 100%
        );
    }

    .intro-card {
      border-radius: 22px;
    }

    .story-thumbnail {
      width: min(82vw, 360px);
      margin-bottom: 28px;
      border-radius: 14px;
    }

    .partners-block {
      margin-top: 28px;
      padding: 24px 18px;
      border-radius: 18px;
    }

    .featured-partners {
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 8px;
    }

    .featured-partner-logo {
      min-height: 68px;
      padding: 10px 6px;
      border-radius: 12px;
      font-size: 10px;
      letter-spacing: 0.06em;
      text-align: center;
    }

    .featured-partner-logo img {
      max-height: 48px;
    }

    .partner-list {
      gap: 8px 16px;
    }

    .news-item {
      grid-template-columns: 1fr;
      gap: 8px;
      padding: 20px 0;
    }

    .news-label {
      order: -1;
    }

    .page-hero {
      padding: calc(var(--header) + 42px) 18px 24px;
    }

    .page-section {
      padding: 22px 0 46px;
    }

    .page-panel {
      width: 100%;
      padding: 46px 18px 30px;
      border-radius: 0;
      border-width: 0 0 1px;
      background:
        linear-gradient(
          180deg,
          rgba(0, 0, 0, 0) 0%,
          rgba(0, 0, 0, 0.22) 18%,
          rgba(0, 0, 0, 0.42) 42%,
          rgba(0, 0, 0, 0.42) 100%
        );
    }

    .page-list-item {
      grid-template-columns: 1fr;
      gap: 8px;
      padding: 20px 0;
    }

    .article-header {
      text-align: left;
    }

    .press-actions {
      justify-content: stretch;
    }

    .press-actions .button {
      width: 100%;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
  }