/* Standalone, scoped additions for the four fictional sample pages. */
.sample-extras {
  --extras-bg: #f4f8f6;
  --extras-panel: #ffffff;
  --extras-ink: #173e43;
  --extras-muted: #536b68;
  --extras-accent: #136f75;
  --extras-line: #cfdfdc;
  --extras-badge-ink: #ffffff;
  box-sizing: border-box;
  position: relative;
  padding: clamp(48px, 7vw, 96px) 0;
  border-top: 1px solid var(--extras-line);
  background: var(--extras-bg);
  color: var(--extras-ink);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  text-align: left;
  overflow-wrap: anywhere;
}
.sample-extras *, .sample-extras *::before, .sample-extras *::after { box-sizing: border-box; }
.sample-extras .extras-inner { width: min(1160px, 100%); margin: 0 auto; padding: 0 32px; }
.sample-extras .extras-layout { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.65fr); gap: clamp(32px, 5vw, 70px); align-items: start; }
.sample-extras .extras-intro, .sample-extras .extras-news { min-width: 0; }
.sample-extras .extras-kicker { margin: 0 0 13px; color: var(--extras-accent); font-size: 14px; font-weight: 700; letter-spacing: .13em; line-height: 1.6; }
.sample-extras .extras-heading { margin: 0; color: var(--extras-ink); font-size: clamp(35px, 4vw, 52px); font-weight: 800; letter-spacing: -.035em; line-height: 1.15; }
.sample-extras .extras-heading small { display: block; margin-top: 16px; font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif; font-size: 16px; font-weight: 500; letter-spacing: .12em; line-height: 1.7; }
.sample-extras .extras-disclosure { margin: 25px 0 0; color: var(--extras-muted); font-size: 14px; line-height: 1.9; }
.sample-extras .extras-disclosure strong { color: var(--extras-ink); font-size: inherit; font-weight: 700; }
.sample-extras .extras-social { margin-top: 32px; padding-top: 26px; border-top: 1px solid var(--extras-line); }
.sample-extras .extras-social-heading { margin: 0 0 15px; color: var(--extras-ink); font-size: 14px; font-weight: 700; letter-spacing: .1em; line-height: 1.6; }
.sample-extras .extras-social-icons { display: flex; flex-wrap: wrap; gap: 12px; }
.sample-extras .extras-social-icon { display: inline-flex; width: 46px; height: 46px; justify-content: center; align-items: center; border: 1px solid var(--extras-line); border-radius: 50%; background: var(--extras-panel); color: var(--extras-accent); }
.sample-extras .extras-social-icon svg { display: block; width: 22px; height: 22px; color: inherit; }
.sample-extras .extras-social-caption { max-width: 31em; margin: 15px 0 0; color: var(--extras-muted); font-size: 14px; line-height: 1.9; }
.sample-extras .extras-news-instruction { margin: 0 0 16px; color: var(--extras-muted); font-size: 14px; line-height: 1.7; }
.sample-extras .extras-news-item { margin: 0; border-top: 1px solid var(--extras-line); background: var(--extras-panel); }
.sample-extras .extras-news-item:last-child { border-bottom: 1px solid var(--extras-line); }
.sample-extras .extras-news-summary { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 32px; gap: 20px; align-items: center; margin: 0; padding: 24px 24px 25px; color: var(--extras-ink); cursor: pointer; list-style: none; font-size: 16px; line-height: 1.7; touch-action: manipulation; }
.sample-extras .extras-news-summary::-webkit-details-marker { display: none; }
.sample-extras .extras-news-summary::marker { content: ""; }
.sample-extras .extras-news-summary:hover { background: var(--extras-bg); }
.sample-extras .extras-news-summary:focus-visible { z-index: 1; outline: 3px solid var(--extras-accent); outline-offset: 3px; border-radius: 2px; }
.sample-extras .extras-news-summary-content { min-width: 0; }
.sample-extras .extras-news-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 13px; margin: 0 0 10px; color: var(--extras-muted); font-size: 14px; line-height: 1.6; }
.sample-extras .extras-news-meta time { font-variant-numeric: tabular-nums; letter-spacing: .035em; }
.sample-extras .extras-news-badge { display: inline-block; border: 1px solid var(--extras-line); border-radius: 2px; padding: 2px 8px; color: var(--extras-accent); font-size: 14px; font-weight: 600; letter-spacing: .025em; }
.sample-extras .extras-news-title { display: block; color: var(--extras-ink); font-size: 17px; font-weight: 700; letter-spacing: .015em; line-height: 1.8; }
.sample-extras .extras-news-toggle { position: relative; display: block; width: 32px; height: 32px; border: 1px solid var(--extras-line); border-radius: 50%; color: var(--extras-accent); }
.sample-extras .extras-news-toggle::before, .sample-extras .extras-news-toggle::after { content: ""; position: absolute; top: 50%; left: 50%; width: 10px; height: 2px; background: currentColor; transform: translate(-50%, -50%); }
.sample-extras .extras-news-toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
.sample-extras .extras-news-item[open] .extras-news-toggle::after { display: none; }
.sample-extras .extras-news-item[open] .extras-news-summary { background: var(--extras-bg); }
.sample-extras .extras-news-body { margin: 0; padding: 0 24px 27px; background: var(--extras-bg); color: var(--extras-muted); font-size: 15px; line-height: 1.95; }
.sample-extras .extras-news-body p { margin: 0 0 14px; color: inherit; font-size: inherit; line-height: inherit; }
.sample-extras .extras-news-body p:last-child { margin-bottom: 0; }
.sample-extras .extras-article-note { padding-top: 15px; border-top: 1px dashed var(--extras-line); font-size: 14px !important; }
.sample-extras.extras-factory { --extras-bg: #061321; --extras-panel: #0a1c2b; --extras-ink: #effcff; --extras-muted: #adc2ce; --extras-accent: #67f0ff; --extras-line: #294451; --extras-badge-ink: #061321; }
.sample-extras.extras-factory .extras-heading { font-family: Arial, Helvetica, sans-serif; font-size: clamp(40px, 4.7vw, 64px); text-transform: uppercase; letter-spacing: -.055em; }
.sample-extras.extras-factory .extras-news-item { border-left: 2px solid var(--extras-accent); }
.sample-extras.extras-factory .extras-social-icon { border-radius: 3px; }
.sample-extras.extras-build .extras-kicker { letter-spacing: .15em; }
.sample-extras.extras-build .extras-news-summary { padding-left: 26px; }
.sample-extras.extras-build .extras-social-icon { border-color: #a3c1bc; }
.sample-extras.extras-cafe { --extras-bg: #f8f5e9; --extras-panel: #fffcf5; --extras-ink: #344c37; --extras-muted: #647260; --extras-accent: #466c4e; --extras-line: #d7deca; }
.sample-extras.extras-cafe .extras-heading { font-family: "Yu Mincho", "Hiragino Mincho ProN", Georgia, serif; font-size: clamp(36px, 4.1vw, 54px); font-weight: 500; letter-spacing: .015em; }
.sample-extras.extras-cafe .extras-news-title { font-family: "Yu Mincho", "Hiragino Mincho ProN", Georgia, serif; font-size: 18px; font-weight: 600; }
.sample-extras.extras-cafe .extras-news-badge { border-radius: 20px; padding: 2px 11px; }
.sample-extras.extras-cafe .extras-social-icon { background: transparent; }
.sample-extras.extras-game { --extras-bg: #0b182b; --extras-panel: #10253a; --extras-ink: #eefcff; --extras-muted: #aac8d5; --extras-accent: #73f3ff; --extras-line: #315d73; --extras-badge-ink: #0b182b; }
.sample-extras.extras-game .extras-heading { font-family: Arial, Helvetica, sans-serif; font-size: clamp(36px, 4.3vw, 56px); font-weight: 900; letter-spacing: -.045em; }
.sample-extras.extras-game .extras-news { border: 1px solid var(--extras-line); border-top: 3px solid var(--extras-accent); border-radius: 7px; overflow: visible; }
.sample-extras.extras-game .extras-news-instruction { margin: 0; padding: 17px 24px; background: #102a40; color: var(--extras-accent); border-radius: 4px 4px 0 0; }
.sample-extras.extras-game .extras-news-item:last-child { border-bottom: 0; border-radius: 0 0 6px 6px; }
.sample-extras.extras-game .extras-news-badge { border-color: var(--extras-accent); background: var(--extras-accent); color: var(--extras-badge-ink); font-weight: 700; }
.sample-extras.extras-game .extras-social-icon { border-radius: 9px; border-color: var(--extras-accent); }
@media (max-width: 800px) {
  .sample-extras .extras-layout { grid-template-columns: minmax(0, 1fr); gap: 35px; }
  .sample-extras .extras-social { max-width: 560px; margin-top: 25px; }
  .sample-extras .extras-heading { font-size: 43px; }
  .sample-extras.extras-factory .extras-heading { font-size: 54px; }
}
@media (max-width: 480px) {
  .sample-extras { padding: 48px 0 56px; }
  .sample-extras .extras-inner { padding: 0 18px; }
  .sample-extras .extras-layout { gap: 28px; }
  .sample-extras .extras-heading { font-size: 35px; }
  .sample-extras.extras-factory .extras-heading { font-size: clamp(38px, 11vw, 50px); }
  .sample-extras.extras-cafe .extras-heading { font-size: 35px; }
  .sample-extras .extras-news-summary { grid-template-columns: minmax(0, 1fr) 28px; gap: 12px; padding: 20px 16px; }
  .sample-extras.extras-build .extras-news-summary { padding-left: 16px; }
  .sample-extras .extras-news-title { font-size: 16px; }
  .sample-extras.extras-cafe .extras-news-title { font-size: 17px; }
  .sample-extras .extras-news-meta { gap: 7px 10px; }
  .sample-extras .extras-news-toggle { width: 28px; height: 28px; }
  .sample-extras .extras-news-body { padding: 0 16px 22px; font-size: 15px; }
  .sample-extras.extras-game .extras-news-instruction { padding: 15px 16px; }
}
@media (prefers-reduced-motion: reduce) {
  .sample-extras *, .sample-extras *::before, .sample-extras *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}