:root {
  --color-bg: #fff;
  --color-text: #000;
  --color-text-muted: #555;
  --color-heading-muted: #bababa;
  --color-primary: #1c2c72;
  --color-primary-hover: #16235c;
  --color-accent: #ed6c00;
  --color-border: #e0e0e0;
  --color-surface: #f4f4f4;
  --color-placeholder: #6c6c6c;
  --font-sans: "Noto Sans JP", system-ui, -apple-system, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo,
    sans-serif;
  --font-serif: "Noto Serif JP", "Hiragino Mincho ProN", serif;
  --font-en: "Barlow Condensed", system-ui, sans-serif;
  --fz-base: 16px;
  --lh-base: 1.8;
  --lh-heading: 1.4;
  --ls-base: .04em;
  --container-max: 1200px;
  --container-gutter: 1.5rem;
  --container-gutter-mobile: 1rem;
  --header-height: 5rem;
  --space-2xs: .25rem;
  --space-xs: .5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 7.5rem;
  --radius-sm: .25rem;
  --radius-md: .5rem;
  --shadow-sm: 0 1px 3px #00000014;
  --shadow-md: 0 4px 16px #0000001a;
  --transition-base: .3s ease;
  --pt-duration: .72s;
  --pt-stagger: .1s;
  --pt-ease: cubic-bezier(.62, .01, .2, 1);
  --pt-color-front: var(--color-primary);
  --pt-color-back: var(--color-accent);
  --z-base: 1;
  --z-header: 100;
  --z-drawer: 200;
  --z-overlay: 150;
  --z-modal: 300;
  --z-page-transition: 400;
}

@media (width <= 640px) {
  .page-heading {
    text-align: center;
    margin-bottom: 1.5rem;
  }
}

.page-heading__en {
  font-family: var(--font-en);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: .01em;
  white-space: pre-line;
}

.page-heading__ja {
  margin-block-start: .375rem;
  padding-inline-start: .375rem;
  font-size: 1rem;
  line-height: 1.625;
  color: var(--color-text);
}

@media (width <= 640px) {
  .page-heading__ja {
    padding-inline-start: 0;
  }
}

.page-heading--primary .page-heading__en {
  font-size: 9.375rem;
  color: var(--color-primary);
}

@media (width <= 640px) {
  .page-heading--primary .page-heading__en {
    font-size: clamp(3rem, 16.4vw, 4.5rem);
  }
}

.page-heading--muted .page-heading__en {
  font-size: 6.25rem;
  color: var(--color-heading-muted);
}

@media (width <= 640px) {
  .page-heading--muted .page-heading__en {
    font-size: clamp(2.125rem, 12vw, 4.5rem);
  }
}