:root {
  color-scheme: light dark;
  --sac-page: #e9edf0;
  --sac-paper: #fffdf7;
  --sac-paper-raised: #ffffff;
  --sac-paper-soft: #f2ecdf;
  --sac-ink: #172133;
  --sac-muted: #59636c;
  --sac-line: rgba(23, 33, 51, 0.17);
  --sac-line-strong: rgba(23, 33, 51, 0.48);
  --sac-stage: #071527;
  --sac-stage-raised: #102a4a;
  --sac-on-stage: #fff8e8;
  --sac-on-stage-muted: #eadfca;
  --sac-action: #b44833;
  --sac-action-hover: #963723;
  --sac-on-action: #fffaf0;
  --sac-gold: #805d2b;
  --sac-gold-bright: #efbd69;
  --sac-focus: #087b82;
  --sac-shadow: 0 30px 80px rgba(20, 38, 58, 0.18);
  --sac-shadow-soft: 0 14px 36px rgba(20, 38, 58, 0.11);
  --sac-radius-control: 12px;
  --sac-radius-card: 20px;
  --sac-radius-frame: 28px;
  --sac-ui: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --sac-editorial: "Cormorant Garamond", Georgia, serif;
  --sac-jp: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sac-meta: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sac-wrap: 1240px;
}

html[data-mode="dark"] {
  color-scheme: dark;
  --sac-page: #07111f;
  --sac-paper: #0d1c30;
  --sac-paper-raised: #142942;
  --sac-paper-soft: #0a1829;
  --sac-ink: #f1eadf;
  --sac-muted: #c2bdb4;
  --sac-line: rgba(241, 234, 223, 0.17);
  --sac-line-strong: rgba(241, 234, 223, 0.42);
  --sac-gold: #d2a76c;
  --sac-focus: #f1bd61;
  --sac-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
  --sac-shadow-soft: 0 14px 36px rgba(0, 0, 0, 0.3);
}

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

.sac-page,
.sac-page * {
  box-sizing: border-box;
}

.sac-page {
  min-width: 0;
  margin: 0;
  overflow-x: hidden;
  background: var(--sac-page);
  color: var(--sac-ink);
  font-family: var(--sac-ui);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.sac-page [lang="ja"] {
  font-family: var(--sac-jp);
}

.sac-page a {
  color: inherit;
}

.sac-page button,
.sac-page a {
  -webkit-tap-highlight-color: transparent;
}

.sac-page button {
  font: inherit;
}

.sac-page [hidden] {
  display: none !important;
}

.sac-page :focus-visible {
  outline: 3px solid var(--sac-focus);
  outline-offset: 4px;
}

.sac-skip {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: var(--sac-radius-control);
  background: var(--sac-paper-raised);
  color: var(--sac-ink);
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.sac-skip:focus {
  transform: translateY(0);
}

.sac-header {
  position: sticky;
  top: 0;
  z-index: 30;
  min-height: 72px;
  border-bottom: 1px solid rgba(255, 248, 232, 0.12);
  background: rgba(7, 21, 39, 0.94);
  color: var(--sac-on-stage);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.sac-header__inner {
  width: min(var(--sac-wrap), calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
}

.sac-brand {
  width: max-content;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: inherit;
  text-decoration: none;
}

.sac-brand__seal {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 248, 232, 0.3);
  border-radius: 10px;
  background: var(--sac-action);
  color: var(--sac-on-action);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.08em;
  box-shadow: 0 8px 22px rgba(180, 72, 51, 0.28);
}

.sac-brand__words {
  display: grid;
  line-height: 1.15;
}

.sac-brand__words strong {
  font-family: var(--sac-editorial);
  font-size: 23px;
  font-weight: 600;
}

.sac-brand__words small {
  margin-top: 3px;
  color: var(--sac-on-stage-muted);
  font-family: var(--sac-meta);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sac-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.sac-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--sac-on-stage-muted);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.sac-nav a:hover {
  color: var(--sac-on-stage);
}

.sac-nav__action {
  padding: 0 15px;
  border: 1px solid rgba(255, 248, 232, 0.28);
  border-radius: var(--sac-radius-control);
  color: var(--sac-on-stage) !important;
}

.sac-nav__action:hover {
  border-color: rgba(255, 248, 232, 0.56);
  background: rgba(255, 255, 255, 0.08);
}

.sac-theme {
  justify-self: end;
  min-height: 44px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 248, 232, 0.24);
  border-radius: var(--sac-radius-control);
  background: rgba(255, 255, 255, 0.04);
  color: var(--sac-on-stage);
  font-family: var(--sac-meta);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.sac-theme:hover {
  background: rgba(255, 255, 255, 0.1);
}

.sac-theme__mark {
  color: var(--sac-gold-bright);
  font-size: 18px;
}

.sac-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(54px, 7vw, 100px) 0 0;
  background:
    radial-gradient(circle at 76% 32%, rgba(217, 164, 65, 0.18), transparent 27rem),
    radial-gradient(circle at 18% 88%, rgba(180, 72, 51, 0.14), transparent 24rem),
    var(--sac-stage);
  color: var(--sac-on-stage);
}

.sac-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(255, 248, 232, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 248, 232, 0.08) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(to bottom, transparent, #000 18%, #000 72%, transparent);
}

.sac-hero__glow {
  position: absolute;
  top: 8%;
  left: 47%;
  width: min(46vw, 650px);
  aspect-ratio: 1;
  z-index: -1;
  border: 1px solid rgba(239, 189, 105, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 90px rgba(239, 189, 105, 0.09), inset 0 0 90px rgba(239, 189, 105, 0.05);
}

.sac-hero__grid {
  width: min(var(--sac-wrap), calc(100% - 40px));
  min-height: min(720px, calc(100svh - 126px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(430px, 1.08fr);
  align-items: center;
  gap: 0;
}

.sac-hero__copy {
  position: relative;
  z-index: 3;
  padding: 46px 0 70px;
  animation: sac-rise 700ms cubic-bezier(0.2, 0.75, 0.25, 1) both;
}

.sac-kicker {
  margin: 0 0 22px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--sac-gold-bright);
  font-family: var(--sac-meta);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  text-shadow: 0 0 22px rgba(239, 189, 105, 0.42);
}

.sac-kicker [lang="ja"] {
  letter-spacing: 0.16em;
}

.sac-hero h1 {
  max-width: 11.5ch;
  margin: 0;
  font-family: var(--sac-editorial);
  font-size: clamp(52px, 5.6vw, 84px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.96;
  text-wrap: balance;
  text-shadow: 0 0 18px rgba(255, 238, 200, 0.34), 0 0 50px rgba(255, 190, 90, 0.2), 0 4px 20px rgba(0, 0, 0, 0.55);
}

.sac-hero h1 em {
  color: #ffdca0;
  font-weight: 500;
  text-shadow: 0 0 18px rgba(255, 220, 160, 0.68), 0 0 46px rgba(255, 170, 80, 0.34);
}

.sac-hero__lead {
  max-width: 49ch;
  margin: 26px 0 30px;
  color: var(--sac-on-stage-muted);
  font-size: clamp(16px, 1.2vw, 19px);
  line-height: 1.7;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.5);
}

.sac-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.sac-button {
  min-height: 48px;
  padding: 12px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 1px solid transparent;
  border-radius: var(--sac-radius-control);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.sac-button:hover {
  transform: translateY(-2px);
}

.sac-button--primary {
  background: var(--sac-action);
  color: var(--sac-on-action);
  box-shadow: 0 14px 34px rgba(180, 72, 51, 0.3);
}

.sac-button--primary:hover {
  background: var(--sac-action-hover);
  box-shadow: 0 18px 42px rgba(180, 72, 51, 0.4);
}

.sac-button--quiet {
  border-color: rgba(255, 248, 232, 0.26);
  background: rgba(255, 255, 255, 0.04);
  color: var(--sac-on-stage);
}

.sac-button--quiet:hover {
  border-color: rgba(255, 248, 232, 0.5);
  background: rgba(255, 255, 255, 0.09);
}

.sac-film {
  position: relative;
  z-index: 2;
  width: calc(100% + 62px);
  margin: 18px 0 22px -62px;
  animation: sac-rise 850ms 90ms cubic-bezier(0.2, 0.75, 0.25, 1) both;
}

.sac-film__frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 11;
  border: 1px solid rgba(255, 248, 232, 0.3);
  border-radius: 4px 34px 4px 34px;
  background: #101823;
  box-shadow: 0 36px 90px rgba(0, 0, 0, 0.52);
}

.sac-film__frame::before,
.sac-film__frame::after {
  content: "";
  position: absolute;
  z-index: 4;
  pointer-events: none;
}

.sac-film__frame::before {
  inset: 18px;
  border: 1px solid rgba(255, 248, 232, 0.2);
  border-radius: 2px 22px 2px 22px;
}

.sac-film__frame::after {
  top: 0;
  right: 22%;
  width: 1px;
  height: 100%;
  background: rgba(255, 248, 232, 0.16);
}

.sac-film__video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 58% 50%;
  filter: saturate(0.84) contrast(1.06) brightness(0.86);
}

.sac-film__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 21, 39, 0.72), rgba(7, 21, 39, 0.08) 48%, rgba(7, 21, 39, 0.2)),
    linear-gradient(0deg, rgba(7, 21, 39, 0.68), transparent 43%);
  pointer-events: none;
}

.sac-film__route {
  position: absolute;
  inset: auto 8% 12% 12%;
  z-index: 5;
  height: 70px;
  color: var(--sac-on-stage);
  font-family: var(--sac-meta);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sac-film__line {
  position: absolute;
  left: 0;
  right: 0;
  top: 30px;
  height: 1px;
  background: rgba(255, 220, 160, 0.62);
  box-shadow: 0 0 14px rgba(239, 189, 105, 0.45);
}

.sac-film__point {
  position: absolute;
  top: 0;
  display: grid;
  justify-items: center;
  gap: 7px;
  white-space: nowrap;
}

.sac-film__point i {
  width: 13px;
  height: 13px;
  margin-top: 24px;
  border: 3px solid rgba(7, 21, 39, 0.88);
  border-radius: 50%;
  background: var(--sac-gold-bright);
  box-shadow: 0 0 0 1px rgba(255, 248, 232, 0.72), 0 0 18px rgba(239, 189, 105, 0.6);
}

.sac-film__point--one { left: 0; }
.sac-film__point--two { left: 48%; transform: translateX(-50%); }
.sac-film__point--three { right: 0; }

.sac-film__toggle {
  position: absolute;
  z-index: 6;
  right: 28px;
  top: 28px;
  min-height: 46px;
  padding: 10px 14px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(255, 248, 232, 0.38);
  border-radius: var(--sac-radius-control);
  background: rgba(7, 21, 39, 0.78);
  color: var(--sac-on-stage);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.sac-film__toggle:hover {
  background: rgba(7, 21, 39, 0.94);
}

.sac-film__icon {
  color: var(--sac-gold-bright);
}

.sac-film figcaption {
  margin-top: 10px;
  color: rgba(234, 223, 202, 0.72);
  font-family: var(--sac-meta);
  font-size: 9px;
  letter-spacing: 0.04em;
  text-align: right;
}

.sac-hero__facts {
  width: min(var(--sac-wrap), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 248, 232, 0.18);
}

.sac-hero__facts > div {
  min-height: 100px;
  padding: 22px 28px;
  border-left: 1px solid rgba(255, 248, 232, 0.18);
}

.sac-hero__facts > div:last-child {
  border-right: 1px solid rgba(255, 248, 232, 0.18);
}

.sac-hero__facts dt {
  color: rgba(234, 223, 202, 0.72);
  font-family: var(--sac-meta);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.sac-hero__facts dd {
  margin: 5px 0 0;
  color: var(--sac-on-stage);
  font-family: var(--sac-editorial);
  font-size: 25px;
  font-weight: 600;
  line-height: 1.2;
}

.sac-route-section,
.sac-ledger-section {
  position: relative;
  padding: clamp(76px, 9vw, 132px) 0;
  background: var(--sac-paper);
}

.sac-guides {
  width: min(var(--sac-wrap), calc(100% - 40px));
  margin: clamp(56px, 8vw, 104px) auto 0;
  padding: clamp(30px, 4vw, 54px);
  display: grid;
  grid-template-columns: minmax(250px, .7fr) minmax(0, 1.3fr);
  gap: clamp(34px, 6vw, 84px);
  border: 1px solid var(--sac-line);
  border-radius: 3px 28px 3px 28px;
  background: var(--sac-paper-raised);
  box-shadow: var(--sac-shadow-soft);
}

.sac-guides__intro h2 {
  max-width: 9ch;
  margin: 0;
  font-family: var(--sac-editorial);
  font-size: clamp(38px, 4.2vw, 58px);
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: .98;
}

.sac-guides__lines {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-left: 1px solid var(--sac-line);
}

.sac-guides__lines article {
  position: relative;
  min-width: 0;
  padding: 4px clamp(22px, 3vw, 38px) 10px;
}

.sac-guides__lines article + article {
  border-left: 1px solid var(--sac-line);
}

.sac-guides__glyph {
  position: absolute;
  right: 18px;
  top: -18px;
  color: var(--sac-gold);
  font-size: 50px;
  opacity: .12;
}

.sac-guides__lines h3 {
  max-width: 11ch;
  margin: 7px 0 13px;
  font-family: var(--sac-editorial);
  font-size: clamp(27px, 2.5vw, 36px);
  line-height: 1;
}

.sac-guides__lines article > p:last-of-type {
  margin: 0;
  color: var(--sac-muted);
  font-size: 13px;
}

.sac-guides__lines a {
  min-height: 44px;
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  color: var(--sac-gold);
  font-size: 12px;
  font-weight: 700;
  text-underline-offset: 4px;
}

.sac-route-section::after,
.sac-ledger-section::after {
  content: "";
  position: absolute;
  left: max(20px, calc((100% - var(--sac-wrap)) / 2));
  right: max(20px, calc((100% - var(--sac-wrap)) / 2));
  bottom: 0;
  height: 1px;
  background: var(--sac-line);
}

.sac-section-grid {
  width: min(var(--sac-wrap), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(42px, 7vw, 100px);
}

.sac-section-side {
  position: relative;
  padding-top: 5px;
}

.sac-section-side::after {
  content: "";
  position: absolute;
  top: 58px;
  bottom: 0;
  left: 17px;
  width: 1px;
  background: var(--sac-line);
}

.sac-section-index {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid var(--sac-line-strong);
  border-radius: 50%;
  color: var(--sac-gold);
  font-family: var(--sac-meta);
  font-size: 10px;
  font-weight: 600;
}

.sac-section-mark {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border: 1px solid var(--sac-line-strong);
  border-radius: 50%;
  color: var(--sac-gold);
  font-size: 25px;
  font-weight: 600;
}

.sac-section-side p {
  margin: 18px 0 0;
  color: var(--sac-muted);
  font-family: var(--sac-meta);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.7;
  text-transform: uppercase;
}

.sac-section-heading {
  max-width: 860px;
  margin-bottom: 52px;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  align-items: end;
  gap: clamp(32px, 5vw, 72px);
}

.sac-section-heading h2,
.sac-ledger-intro h2,
.sac-final h2 {
  margin: 0;
  font-family: var(--sac-editorial);
  font-size: clamp(38px, 4.4vw, 64px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.02;
  text-wrap: balance;
}

.sac-section-heading p {
  margin: 0 0 4px;
  color: var(--sac-muted);
  font-size: 15px;
  line-height: 1.75;
}

.sac-route {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sac-route::before {
  content: "";
  position: absolute;
  top: 36px;
  bottom: 36px;
  left: 28px;
  width: 1px;
  background: var(--sac-line-strong);
}

.sac-route li {
  position: relative;
  min-height: 150px;
  padding: 16px 0 30px 104px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--sac-line);
}

.sac-route li:last-child {
  border-bottom: 1px solid var(--sac-line);
}

.sac-route__number {
  position: absolute;
  top: 23px;
  left: 9px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--sac-line-strong);
  border-radius: 50%;
  background: var(--sac-paper);
  color: var(--sac-gold);
  font-family: var(--sac-editorial);
  font-size: 20px;
  font-style: italic;
  font-weight: 600;
}

.sac-route__meta {
  margin: 0 0 6px;
  color: var(--sac-gold);
  font-family: var(--sac-meta);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.sac-route h3 {
  margin: 0;
  font-family: var(--sac-editorial);
  font-size: clamp(27px, 3vw, 40px);
  font-weight: 600;
  line-height: 1.12;
}

.sac-route li > div > p:last-child {
  max-width: 58ch;
  margin: 10px 0 0;
  color: var(--sac-muted);
  font-size: 15px;
}

.sac-ledger-section {
  overflow: hidden;
  background:
    linear-gradient(90deg, transparent 49.92%, var(--sac-line) 50%, transparent 50.08%),
    var(--sac-paper-soft);
  background-size: 100% 100%;
}

.sac-ledger-intro {
  position: relative;
  max-width: 900px;
  margin-bottom: 54px;
}

.sac-ledger-intro__jp {
  position: absolute;
  top: -54px;
  right: 0;
  margin: 0;
  color: color-mix(in srgb, var(--sac-gold) 42%, transparent);
  font-size: clamp(28px, 4vw, 58px);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.sac-ledger-intro h2 {
  position: relative;
  z-index: 1;
  max-width: 17ch;
}

.sac-ledger {
  margin: 0;
  border-top: 1px solid var(--sac-line-strong);
}

.sac-ledger > div {
  min-height: 112px;
  padding: 24px 0;
  display: grid;
  grid-template-columns: minmax(150px, 0.62fr) minmax(0, 1.38fr);
  align-items: center;
  gap: 40px;
  border-bottom: 1px solid var(--sac-line);
}

.sac-ledger dt {
  color: var(--sac-muted);
  font-family: var(--sac-meta);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.sac-ledger dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 22px;
}

.sac-ledger dd strong {
  color: var(--sac-ink);
  font-family: var(--sac-editorial);
  font-size: clamp(28px, 3.1vw, 43px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.sac-ledger dd span {
  color: var(--sac-muted);
  font-size: 13px;
  text-align: right;
}

.sac-ledger-note {
  max-width: 58ch;
  margin: 20px 0 0;
  color: var(--sac-muted);
  font-size: 13px;
}

.sac-final {
  position: relative;
  isolation: isolate;
  width: min(var(--sac-wrap), calc(100% - 40px));
  min-height: 340px;
  margin: clamp(58px, 8vw, 110px) auto;
  padding: clamp(42px, 6vw, 76px);
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 40px;
  border: 1px solid rgba(255, 248, 232, 0.18);
  border-radius: 4px var(--sac-radius-frame) 4px var(--sac-radius-frame);
  background:
    radial-gradient(circle at 88% 14%, rgba(217, 164, 65, 0.2), transparent 19rem),
    var(--sac-stage);
  color: var(--sac-on-stage);
  box-shadow: var(--sac-shadow);
}

.sac-final__map {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.5;
}

.sac-final__map::before {
  content: "";
  position: absolute;
  right: 6%;
  bottom: -36%;
  width: 54%;
  aspect-ratio: 1;
  border: 1px solid rgba(239, 189, 105, 0.28);
  border-radius: 50%;
  box-shadow: 0 0 0 54px rgba(239, 189, 105, 0.035), 0 0 0 108px rgba(239, 189, 105, 0.025);
}

.sac-final__map span {
  position: absolute;
  width: 8px;
  height: 8px;
  border: 1px solid rgba(255, 248, 232, 0.8);
  border-radius: 50%;
  background: var(--sac-gold-bright);
  box-shadow: 0 0 18px rgba(239, 189, 105, 0.68);
}

.sac-final__map span:nth-child(1) { top: 17%; right: 11%; }
.sac-final__map span:nth-child(2) { top: 42%; right: 27%; }
.sac-final__map span:nth-child(3) { bottom: 19%; right: 17%; }
.sac-final__map span:nth-child(4) { bottom: 11%; right: 43%; }

.sac-final__copy {
  max-width: 650px;
}

.sac-final__copy > p {
  margin: 0 0 12px;
  color: var(--sac-gold-bright);
  font-size: 13px;
  letter-spacing: 0.17em;
}

.sac-final__copy > span {
  display: block;
  margin-top: 18px;
  color: var(--sac-on-stage-muted);
  font-size: 15px;
}

.sac-final__actions {
  max-width: 290px;
  justify-content: flex-end;
}

.sac-text-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--sac-on-stage-muted);
  font-size: 12px;
  font-weight: 600;
  text-underline-offset: 4px;
}

.sac-text-link:hover {
  color: var(--sac-on-stage);
}

.sac-footer {
  width: min(var(--sac-wrap), calc(100% - 40px));
  min-height: 88px;
  margin: 0 auto;
  padding: 22px 0 30px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--sac-line);
  color: var(--sac-muted);
  font-family: var(--sac-meta);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sac-footer p {
  margin: 0;
}

.sac-footer [lang="ja"] {
  color: var(--sac-gold);
}

.sac-footer__brand {
  display: grid;
  gap: 4px;
}

.sac-footer__brand p {
  color: var(--sac-ink);
  font-size: 12px;
}

.sac-footer__brand > span {
  font-family: var(--sac-ui);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
}

.sac-footer__links {
  max-width: 560px;
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 4px 18px;
}

.sac-footer__links a {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--sac-muted);
  text-decoration: none;
}

body.sac-page #tl-classcta,
body.sac-page #tl-appbanner,
body.sac-page #tl-stack {
  display: none !important;
}

body.sac-page #tl-ctl button,
body.sac-page #tl-ctl .tl-lang {
  min-height: 44px;
  height: 44px;
}

body.sac-page #tl-ctl {
  transform: none;
}

body.sac-page #tl-ctl button {
  min-width: 44px;
  width: 44px;
}

.sac-footer__links a:hover {
  color: var(--sac-ink);
  text-decoration: underline;
  text-underline-offset: 4px;
}

html[data-mode="light"] .sac-header {
  border-bottom-color: rgba(23, 33, 51, 0.12);
  background: rgba(255, 253, 247, 0.95);
  color: var(--sac-ink);
}

html[data-mode="light"] .sac-brand__words small,
html[data-mode="light"] .sac-nav a {
  color: var(--sac-muted);
}

html[data-mode="light"] .sac-nav a:hover {
  color: var(--sac-ink);
}

html[data-mode="light"] .sac-nav__action {
  border-color: var(--sac-line-strong);
  color: var(--sac-ink) !important;
}

@keyframes sac-rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 980px) {
  .sac-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .sac-nav {
    display: none;
  }

  .sac-hero__grid {
    min-height: 0;
    padding: 12px 0 54px;
    grid-template-columns: 1fr;
  }

  .sac-hero__copy {
    padding: 42px 0 26px;
  }

  .sac-hero h1 {
    max-width: 13ch;
    font-size: clamp(48px, 10vw, 72px);
  }

  .sac-film {
    width: 100%;
    margin: 10px 0 0;
  }

  .sac-film__frame {
    aspect-ratio: 16 / 9;
  }

  .sac-section-grid {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 42px;
  }

  .sac-section-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .sac-final {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .sac-final__actions {
    max-width: none;
    justify-content: flex-start;
  }

  .sac-guides {
    grid-template-columns: 1fr;
  }

  .sac-guides__intro h2 {
    max-width: 13ch;
  }
}

@media (min-width: 981px) {
  .sac-header__inner {
    padding-right: 72px;
  }
}

@media (max-width: 680px) {
  .sac-header,
  .sac-header__inner {
    min-height: 64px;
  }

  .sac-header__inner,
  .sac-hero__grid,
  .sac-hero__facts,
  .sac-section-grid,
  .sac-final,
  .sac-footer,
  .sac-guides {
    width: min(100% - 28px, var(--sac-wrap));
  }

  .sac-guides {
    margin-top: 42px;
    padding: 28px 22px;
  }

  .sac-guides__lines {
    grid-template-columns: 1fr;
    border-left: 0;
    border-top: 1px solid var(--sac-line);
  }

  .sac-guides__lines article {
    padding: 26px 0;
  }

  .sac-guides__lines article + article {
    border-left: 0;
    border-top: 1px solid var(--sac-line);
  }

  .sac-brand__words small,
  .sac-theme [data-theme-label] {
    display: none;
  }

  .sac-brand__words strong {
    font-size: 21px;
  }

  .sac-theme {
    width: 44px;
    padding: 0;
    justify-content: center;
  }

  .sac-hero {
    padding-top: 16px;
  }

  .sac-hero__copy {
    padding-top: 32px;
  }

  .sac-kicker {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 5px 8px;
    font-size: 9px;
  }

  .sac-hero h1 {
    max-width: 11ch;
    font-size: clamp(43px, 13.5vw, 60px);
    line-height: 0.98;
  }

  .sac-hero__lead {
    margin-top: 20px;
    font-size: 15px;
  }

  .sac-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .sac-button {
    width: 100%;
  }

  .sac-film__frame {
    border-radius: 3px 22px 3px 22px;
  }

  .sac-film__frame::before {
    inset: 10px;
    border-radius: 2px 15px 2px 15px;
  }

  .sac-film__toggle {
    top: 16px;
    right: 16px;
    min-width: 44px;
  }

  .sac-film__toggle [data-film-label] {
    display: none;
  }

  .sac-film__route {
    right: 6%;
    font-size: 8px;
  }

  .sac-film figcaption {
    text-align: left;
  }

  .sac-hero__facts {
    grid-template-columns: 1fr;
    border-bottom: 1px solid rgba(255, 248, 232, 0.18);
  }

  .sac-hero__facts > div,
  .sac-hero__facts > div:last-child {
    min-height: 76px;
    padding: 15px 12px;
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 14px;
    border-right: 1px solid rgba(255, 248, 232, 0.18);
    border-bottom: 1px solid rgba(255, 248, 232, 0.13);
  }

  .sac-hero__facts > div:last-child {
    border-bottom: 0;
  }

  .sac-hero__facts dd {
    margin: 0;
    font-size: 22px;
  }

  .sac-route-section,
  .sac-ledger-section {
    padding: 66px 0;
  }

  .sac-section-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .sac-section-side {
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .sac-section-side::after {
    display: none;
  }

  .sac-section-side p {
    margin: 0;
  }

  .sac-section-heading {
    margin-bottom: 34px;
  }

  .sac-section-heading h2,
  .sac-ledger-intro h2,
  .sac-final h2 {
    font-size: clamp(36px, 10.5vw, 48px);
  }

  .sac-route li {
    min-height: 0;
    padding: 18px 0 26px 66px;
  }

  .sac-route::before {
    left: 19px;
  }

  .sac-route__number {
    top: 20px;
    left: 0;
  }

  .sac-route h3 {
    font-size: 28px;
  }

  .sac-ledger-intro__jp {
    position: static;
    margin-bottom: 12px;
    font-size: 24px;
    white-space: normal;
  }

  .sac-ledger > div {
    min-height: 0;
    padding: 21px 0;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .sac-ledger dd {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .sac-ledger dd span {
    text-align: left;
  }

  .sac-final {
    min-height: 0;
    margin: 54px auto;
    padding: 34px 24px;
    border-radius: 3px 22px 3px 22px;
  }

  .sac-final__actions {
    width: 100%;
  }

  .sac-text-link {
    justify-content: center;
    text-align: center;
  }

  .sac-footer {
    min-height: 110px;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
  }

  .sac-footer__links {
    justify-content: flex-start;
  }
}

@media (max-width: 360px) {
  .sac-brand__seal {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
  }

  .sac-brand__words strong {
    font-size: 19px;
  }

  .sac-hero h1 {
    font-size: 42px;
  }

  .sac-film__route {
    left: 8%;
    right: 8%;
  }

  .sac-film__point {
    font-size: 7px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .sac-page *,
  .sac-page *::before,
  .sac-page *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  .sac-page {
    --sac-line: currentColor;
    --sac-line-strong: currentColor;
  }

  .sac-button,
  .sac-theme,
  .sac-film__toggle {
    border-width: 2px;
  }
}