/* Design tokens: warm paper, dark ink, one action colour. */
:root {
  color-scheme: light;
  --color-background: #f7f8f5;
  --color-surface: #eaf0eb;
  --color-card: #ffffff;
  --color-ink: #192e2c;
  --color-muted: #53645e;
  --color-line: #ccd7d0;
  --color-accent: #22634d;
  --color-accent-hover: #154c39;
  --color-accent-soft: #e0eddf;
  --color-dark: #173d32;
  --color-light: #f7faf5;
  --color-on-dark: #cfdfd4;
  --color-highlight: #d7f1ba;
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --container-width: 2280px;
  --page-padding: clamp(20px, 4vw, 96px);
  --section-space: clamp(64px, 6vw, 132px);
  --section-content-space: clamp(32px, 3.2vw, 72px);
  --grid-gap: clamp(20px, 2.4vw, 52px);
  --font-small: clamp(14px, .35vw + 10px, 18px);
  --font-body: clamp(16px, .45vw + 10px, 22px);
  --font-lead: clamp(18px, .65vw + 10px, 27px);
  --font-h2: clamp(32px, 2.1vw + 8px, 64px);
  --font-h3: clamp(22px, 1vw + 8px, 34px);
  --transition: 160ms ease;
}

/* Navigation */
.site-header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid var(--color-line); background: var(--color-background); }
.site-header__inner { display: flex; min-height: clamp(76px, 4.5vw, 96px); align-items: center; justify-content: space-between; gap: 24px; }
.site-header__brand { flex-shrink: 0; font-size: clamp(18px, .65vw + 10px, 25px); font-weight: 700; letter-spacing: -.03em; }
.site-header__nav { display: flex; align-items: center; gap: clamp(16px, 1.6vw, 36px); }
.site-header__link { padding-block: 12px; font-size: var(--font-small); font-weight: 550; white-space: nowrap; }
.site-header__link:hover { color: var(--color-accent); text-decoration: underline; }
.site-header__link--mobile { display: none; }
.site-header__cta { flex-shrink: 0; min-height: 46px; padding: 12px 18px; font-size: var(--font-small); }
.site-header__toggle { display: none; align-items: center; gap: 10px; min-height: 44px; border: 1px solid var(--color-line); border-radius: 6px; padding: 8px 12px; background: transparent; color: var(--color-ink); font-size: 15px; }

/* Scope resets to the shared header: Aegea uses borders for ordinary links. */
.site-header { font-family: var(--font-family); color: var(--color-ink); line-height: 1.55; }
.site-header *, .site-header *::before, .site-header *::after { box-sizing: border-box; }
.site-header [hidden] { display: none !important; }
.site-header__inner { width: min(calc(100% - 2 * var(--page-padding)), var(--container-width)); margin-inline: auto; }
.site-header a { border: 0; color: var(--color-ink); text-decoration: none; background-image: none; }
.site-header .site-header__cta { display: inline-flex; align-items: center; justify-content: center; gap: 18px; border-radius: 8px; background: var(--color-accent); color: white; font-weight: 600; line-height: 1.25; text-align: center; }
.site-header .site-header__cta:hover { background: var(--color-accent-hover); color: white; }
.site-header .site-header__link:hover { color: var(--color-accent); text-decoration: underline; text-underline-offset: .25em; }
.site-header .site-header__link[aria-current="page"] { color: var(--color-accent); text-decoration: underline; text-underline-offset: .45em; text-decoration-thickness: 2px; }
.site-header__toggle { font-family: inherit; line-height: 1.4; cursor: pointer; }
.site-header :is(a, button):focus-visible { outline: 3px solid var(--color-accent); outline-offset: 5px; }

@media (max-width: 1100px) {
  .site-header__inner { flex-wrap: wrap; gap: 0 20px; padding-block: 12px; min-height: 68px; }
  .site-header__nav { width: 100%; flex-wrap: wrap; gap: 4px 24px; order: 3; padding-top: 12px; }
  .site-header__cta { margin-left: auto; }
  .site-header__toggle { margin-left: auto; }
  .site-header--menu-ready .site-header__toggle { display: inline-flex; }
  .site-header--menu-ready .site-header__cta { display: none; }
  .site-header--menu-ready .site-header__nav { display: none; }
  .site-header--menu-ready.site-header--menu-open .site-header__nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px 24px; padding-bottom: 12px; }
  .site-header__link--mobile { display: inline-block; color: var(--color-accent); }
}

@media (max-width: 600px) {
  .site-header__inner { min-height: 68px; }
  .site-header__brand { font-size: 18px; }
  .site-header__cta { font-size: 12px; padding-inline: 12px; gap: 8px; }
  .site-header__link { min-height: 44px; font-size: 16px; white-space: normal; }
}

@media (max-width: 1100px) { .site-header.site-header--menu-ready .site-header__cta { display: none; } }