/* Site masthead + Muse-wide container (not in vendored muse.css build) */

body {
  font-family: var(--muse-font-family-default);
}

html {
  background-color: #fff;
}

/** In-flow clearance when {@code .site-header--overlay} is fixed (match {@code .site-header__inner} block height). */
:root {
  --site-header-overlay-clearance: calc(
    2.375rem + 2 * 2rem + 1px
  );
}

.muse-container-wide {
  width: 100%;
  max-width: 120rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: max(1.5rem, env(safe-area-inset-left));
  padding-right: max(1.5rem, env(safe-area-inset-right));
  box-sizing: border-box;
}

/* Story Lab Main_header (Figma node 26:1528): top scrim, hairline bottom, white mark + title */
.site-header {
  --site-header-padding-inline: clamp(1rem, 4vw, 2.625rem);
  --site-header-padding-block: 2rem;
  --site-header-wordmark-height: 2.375rem;
  --site-header-border-subtle: rgba(255, 255, 255, 0.24);
  --site-header-bg-scrim: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.24) 0%,
    rgba(0, 0, 0, 0) 100%
  );

  position: relative;
  box-sizing: border-box;
  background: var(--site-header-bg-scrim);
  color: #fff;
  border-bottom: 1px solid var(--site-header-border-subtle);
}

/* Homepage + article full-bleed parallax: fixed over hero media */
.site-header--overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  margin: 0;
  transition: background 0.35s ease;
}

@media (prefers-reduced-motion: reduce) {
  .site-header--overlay {
    transition: none;
  }
}

/*
 * Light page / tiles under the fixed bar (magazine-home.js, article-site-header-overlay.js):
 * solid surface + dark type so the masthead stays legible on #e1e6eb / white — translucent scrim + white
 * text cannot be auto-resolved by CSS from unknown backdrops (no reliable contrast property).
 */
.site-header.site-header--past-hero {
  --site-header-border-subtle: rgba(7, 24, 45, 0.12);
  background: #ffffff;
  color: var(--muse-color-brand-midnight);
  border-bottom-color: var(--site-header-border-subtle);
}

.site-header__inner {
  display: flex;
  align-items: center;
  min-height: calc(
    var(--site-header-wordmark-height) + 2 * var(--site-header-padding-block)
  );
  padding: var(--site-header-padding-block) var(--site-header-padding-inline);
  padding-left: max(var(--site-header-padding-inline), env(safe-area-inset-left));
  padding-right: max(var(--site-header-padding-inline), env(safe-area-inset-right));
  box-sizing: border-box;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
  line-height: 0;
}

.site-header__brand:hover {
  text-decoration: none;
}

.site-header__brand:focus-visible {
  outline: 2px solid var(--muse-color-brand-medium-blue-40);
  outline-offset: 2px;
  border-radius: 4px;
}

.site-header__wordmark {
  display: block;
  flex-shrink: 0;
  height: var(--site-header-wordmark-height);
  width: auto;
}

.site-header__wordmark--dark {
  display: none;
}

.site-header.site-header--past-hero .site-header__wordmark--light {
  display: none;
}

.site-header.site-header--past-hero .site-header__wordmark--dark {
  display: block;
}