:root {
  --color-ink: #1b3a63;
  --color-primary: #1f5f9e;
  --color-primary-dark: #17497a;
  --color-gold: #c9a227;
  --color-sky: #eaf1f8;
  --color-sand: #f3ece0;
  --color-bg: #ffffff;
  --color-bg-alt: #fafaf9;
  --color-text: #23303d;
  --color-text-muted: #5b6b7a;
  --color-line: #e2e8ef;
  --color-level-1: #4e8d6e;
  --color-level-2: #7fa36b;
  --color-level-3: #c9a227;
  --color-level-4: #c77d3c;
  --color-level-5: #b0563a;

  --font-heading: "Noto Serif JP", "Yu Mincho", "YuMincho", serif;
  --font-label: "Cormorant Garamond", Georgia, serif;
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --font-size-h1: 2.5rem;
  --font-size-h2: 1.875rem;
  --font-size-h3: 1.375rem;
  --font-size-body: 1rem;
  --font-size-link-large: 1.0625rem;
  --font-size-caption: 0.8125rem;
  --font-size-nav-compact: 0.8125rem;
  --line-height-body: 1.8;
  --line-height-heading: 1.5;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3rem;
  --space-7: 3.5rem;
  --space-8: 4rem;
  --space-10: 5rem;
  --space-12: 6rem;
  --section-space: var(--space-12);
  --grid-unit: 0.5rem;

  --radius-card: 1rem;
  --radius-button: 0.75rem;
  --radius-pill: 999px;
  --radius-chip: 999px;
  --radius-image: 0.75rem;

  --shadow-card: 0 4px 20px rgba(27, 58, 99, 0.08);
  --shadow-card-hover: 0 8px 28px rgba(27, 58, 99, 0.12);
  --border-default: 1px solid var(--color-line);
  --heading-rule-width: 3rem;
  --heading-rule-height: 2px;

  --duration-fast: 150ms;
  --duration-base: 200ms;
  --ease-standard: ease;
  --content-width: 75rem;
  --content-width-narrow: 48rem;
  --measure-article: 38rem;
  --measure-figures: 55rem;
  --figure-article-max-width: 26.25rem;
  --profile-intro-photo-width: 22rem;
  --activity-feature-content-width: var(--content-width-narrow);
  --activity-feature-photo-columns-single: 1fr;
  --activity-feature-photo-columns-two: repeat(2, minmax(0, 1fr));
  --activity-feature-photo-columns-three: repeat(3, minmax(0, 1fr));
  --activity-feature-photo-aspect-ratio: 4 / 3;
  --activity-feature-photo-aspect-ratio-wide: 16 / 10;
  --line-height-body-relaxed: 1.95;
  --breakpoint-tablet: 48rem;
  --breakpoint-desktop: 64rem;

  --matching-control-min-height: 3.25rem;
  --matching-zero: 0;
  --matching-chip-columns-mobile: repeat(2, minmax(0, 1fr));
  --matching-chip-columns-tablet: repeat(3, minmax(0, 1fr));
  --matching-gender-columns: repeat(3, minmax(0, 1fr));
  --matching-recommendation-columns: repeat(2, minmax(0, 1fr));
  --matching-card-columns: auto 1fr;
  --matching-best-column: 1 / -1;
  --matching-square-aspect-ratio: 1 / 1;
  --matching-control-padding-block: 0.65rem;
  --matching-control-padding-inline: var(--space-2);
  --matching-control-border: 1px solid #aebbc7;
  --matching-small-font-size: 0.8rem;
  --matching-disabled-opacity: 0.48;
  --matching-submitting-opacity: 0.6;
  --matching-order-size: 1.4rem;
  --matching-order-margin: 0.4rem;
  --matching-order-font-size: 0.75rem;
  --matching-order-min-height: 1.8rem;
  --matching-caption-font-size: 0.875rem;
  --matching-submit-min-width: 15rem;
  --matching-error-border: 4px solid var(--color-level-5);
  --matching-error-background: #fff5f1;
  --matching-error-color: #833e2b;
  --form-error-color: #b3261e;
  --form-error-background: #fff5f1;
  --form-error-border: 3px solid var(--color-level-5);
  --matching-grid-max-width: 66rem;
  --matching-card-photo-size: 8rem;
  --matching-card-best-photo-size: 11rem;
  --matching-placeholder-font-size: 2rem;
  --matching-card-heading-margin: 0.35rem;
  --matching-rank-letter-spacing: 0.12em;
  --matching-contact-max-width: 52rem;
  --matching-best-background: linear-gradient(145deg, #fff, #fffcf3);
  --matching-best-border: 2px solid var(--color-gold);
  --picker-grid-columns-mobile: repeat(2, minmax(0, 1fr));
  --picker-grid-columns-tablet: repeat(3, minmax(0, 1fr));
  --picker-grid-columns-desktop: repeat(4, minmax(0, 1fr));
  --picker-photo-size: 4rem;
  --picker-check-size: 1.5rem;
  --picker-photo-aspect-ratio: 1;
}

@media (max-width: 47.999rem) {
  :root {
    --font-size-h1: 1.75rem;
    --font-size-h2: 1.5rem;
    --font-size-h3: 1.1875rem;
    --section-space: var(--space-7);
  }
}