/* Neritation. Layout: container, header, footer, page heads. */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: 820px; }
.section { padding-block: var(--section-y); }

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.site-header.is-scrolled,
.site-header.is-open {
  background: color-mix(in srgb, var(--void) 86%, transparent);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--void-edge);
}
.site-header__inner { display: flex; align-items: center; gap: 2rem; }

.lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--starlight);
  text-decoration: none;
}
.lockup:hover { text-decoration: none; }
/* The glyph is never mirrored, on either route. Neutralise any inherited flip. */
.lockup__glyph { flex: none; transform: none !important; scale: none !important; rotate: none !important; translate: none !important; }
.lockup__name { font-weight: 500; font-size: 1.0625rem; letter-spacing: -0.01em; }

.site-nav { display: flex; align-items: center; gap: 2rem; flex: 1; }
.site-nav__list { display: flex; align-items: center; gap: 1.75rem; list-style: none; margin-inline: auto; padding: 0; }
.site-nav__link { color: var(--text-muted); font-size: 0.9375rem; }
.site-nav__link:hover { color: var(--starlight); text-decoration: none; }
.site-nav__actions { display: flex; align-items: center; gap: 1.25rem; margin-inline-start: auto; }
.lang-switch { color: var(--text-muted); font-size: 0.9375rem; }
.lang-switch:hover { color: var(--starlight); text-decoration: none; }
.nav-toggle { display: none; }

@media (max-width: 1023px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    margin-inline-start: auto;
    min-height: 2.5rem;
    padding-inline: 0.25rem;
    color: var(--starlight);
    font-weight: 500;
    font-size: 0.9375rem;
  }
  .nav-toggle__icon { position: relative; width: 20px; height: 12px; }
  .nav-toggle__icon i {
    position: absolute; inset-inline: 0; height: 1.5px;
    background: currentColor;
    transition: transform var(--dur) var(--ease), top var(--dur) var(--ease);
  }
  .nav-toggle__icon i:first-child { top: 0; }
  .nav-toggle__icon i:last-child { top: 10px; }
  .site-header.is-open .nav-toggle__icon i:first-child { top: 5px; transform: rotate(45deg); }
  .site-header.is-open .nav-toggle__icon i:last-child { top: 5px; transform: rotate(-45deg); }

  .site-nav {
    display: none;
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: var(--void);
    flex-direction: column;
    align-items: stretch;
    justify-content: space-between;
    padding: 2rem var(--gutter) 3rem;
    overflow-y: auto;
  }
  .site-header.is-open .site-nav { display: flex; }
  .site-nav__list { flex-direction: column; align-items: flex-start; gap: 0.25rem; margin: 0; }
  .site-nav__link {
    display: block;
    padding-block: 0.35rem;
    font-size: clamp(1.75rem, 6vw, 2.5rem);
    font-weight: 500;
    line-height: 1.3;
    color: var(--starlight);
  }
  .site-nav__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 1.5rem;
    margin: 0;
    padding-top: 2rem;
    border-top: 1px solid var(--void-edge);
  }
  .lang-switch { font-size: 1.125rem; }
  body.nav-open { overflow: hidden; }
}

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--void-edge);
  padding-block: clamp(3rem, 2rem + 4vw, 5rem) 2rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr));
  gap: 3rem;
}
.site-footer__name { display: block; color: var(--starlight); font-weight: 500; font-size: 1.125rem; margin-block-end: 0.75rem; }
.site-footer__tagline { max-inline-size: 34ch; }
.site-footer__location { margin-block-start: 0.5rem; color: var(--text-secondary); }
.site-footer__heading { font-size: 0.8125rem; font-weight: 500; color: var(--text-secondary); letter-spacing: 0.04em; margin-block-end: 1rem; }
.site-footer__list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.site-footer__list a { color: var(--text-muted); }
.site-footer__list a:hover { color: var(--starlight); text-decoration: none; }
.site-footer__legal {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  margin-block-start: 3.5rem;
  padding-block-start: 1.5rem;
  border-top: 1px solid var(--void-edge);
}
.site-footer__legal a { color: var(--text-muted); }
.site-footer__fine {
  margin-block-start: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  color: var(--text-secondary);
  font-size: 0.8125rem;
}
@media (max-width: 767px) {
  .site-footer__grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ---- Page heads ---- */
.page-head { margin-block-end: clamp(2.5rem, 2rem + 3vw, 4rem); }
.page-head__title { font-size: var(--fs-h2); }
.page-head__lead { margin-block-start: 1.25rem; font-size: var(--fs-sub); color: var(--text-muted); max-inline-size: var(--measure); }