/* Top floating capsule nav — liquid glass over the hero photo */

:root {
  --site-header-h: 52px;
  --site-header-gap: 16px;
  --site-header-inset: clamp(16px, 4vw, 96px);
  /* Total vertical space the floating header occupies, for scroll offsets. */
  --site-header-block: calc(var(--site-header-h) + var(--site-header-gap) * 2);

  /* Translucent glass — the hero photo stays visible through the capsule */
  --header-glass-fill-top: rgba(255, 255, 255, 0.44);
  --header-glass-fill-bottom: rgba(255, 255, 255, 0.3);
  --header-glass-edge: rgba(255, 255, 255, 0.45);
  --header-glass-shadow: color-mix(in srgb, var(--color-ink, #162a43) 22%, transparent);
  --header-glass-sheen: rgba(255, 255, 255, 0.4);
  --header-glass-glare: rgba(255, 255, 255, 0.5);

  --header-pill-bg: rgba(255, 255, 255, 0.58);
  --header-pill-shadow:
    0 2px 10px color-mix(in srgb, var(--color-ink, #162a43) 6%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);

  --header-link-color: color-mix(in srgb, var(--color-ink, #162a43) 74%, transparent);
  --header-link-active: var(--color-ink, #162a43);
}

html.has-site-header {
  scroll-padding-top: calc(var(--site-header-block) + var(--section-scroll-gap, 24px));
}

html.profile-html.has-site-header {
  scroll-padding-top: 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: var(--site-header-gap) var(--site-header-inset);
  box-sizing: border-box;
  pointer-events: none;
  transform: translateY(0);
  transition: transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

.site-header__bar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  height: var(--site-header-h);
  min-height: var(--site-header-h);
  padding: 0 14px 0 18px;
  box-sizing: border-box;
  pointer-events: auto;
  isolation: isolate;
  border-radius: var(--radius-pill, 9999px);
  overflow: hidden;

  background: linear-gradient(
    180deg,
    var(--header-glass-fill-top) 0%,
    var(--header-glass-fill-bottom) 100%
  );
  backdrop-filter: blur(26px) saturate(155%);
  -webkit-backdrop-filter: blur(26px) saturate(155%);

  border: none;
  /* Aqua specular: bright top hairline, faint bounce below, thin outer ring */
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    inset 0 -1px 0 rgba(255, 255, 255, 0.2),
    inset 0 0 0 1px var(--header-glass-edge),
    0 18px 40px -22px var(--header-glass-shadow);

  transition: background 0.45s ease, box-shadow 0.45s ease;
}

/* Soft top sheen — barely there */
.site-header__bar::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 52%;
  background: linear-gradient(
    180deg,
    var(--header-glass-sheen) 0%,
    transparent 100%
  );
  pointer-events: none;
  z-index: 1;
  opacity: 0.7;
}

.site-header__glare-wrap {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  overflow: hidden;
  pointer-events: none;
  z-index: 2;
}

.site-header__glare {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.35s ease;
  background: radial-gradient(
    circle 100px at var(--x, 50%) var(--y, 50%),
    var(--header-glass-glare) 0%,
    transparent 100%
  );
  mix-blend-mode: soft-light;
}

.site-header__bar:hover .site-header__glare {
  opacity: 0.85;
}

.site-header__logo {
  position: relative;
  z-index: 3;
  /* Narrow capsule: wordmark leads the row. Centred from 1240px up. */
  order: -1;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  margin: 0;
  text-decoration: none;
  color: var(--color-primary, #76b7fb);
}

.site-header__logo.type-eyebrow {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: normal;
  color: var(--color-primary, #76b7fb);
}

.site-header__logo.type-eyebrow--brand {
  gap: 6px;
  line-height: 0;
  align-items: center;
  --header-wordmark-h: calc(21px - 5pt);
  /* mark only: +5pt vs previous mark size */
  --header-mark-h: calc(var(--header-wordmark-h) + 5pt);
  --header-mark-w: calc(var(--header-mark-h) * 30 / 21);
}

.site-header__logo .type-eyebrow__logo {
  width: var(--header-mark-w);
  height: var(--header-mark-h);
  align-self: center;
  background: var(--color-primary, #76b7fb);
  transform: translateY(1px);
}

.site-header__logo .type-eyebrow__wordmark,
.site-header__logo #sanbada-wordmark-header {
  display: block;
  height: var(--header-wordmark-h);
  width: auto;
  max-width: calc(96px - 5pt);
  flex: 0 1 auto;
  align-self: center;
  color: var(--color-primary, #76b7fb);
}

.site-header__nav {
  position: relative;
  z-index: 3;
  flex: 0 1 auto;
  display: flex;
  justify-content: flex-end;
  min-width: 0;
}

.site-header__actions {
  position: relative;
  z-index: 3;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.site-header__track {
  position: relative;
  display: inline-flex;
  max-width: 100%;
  padding: 4px;
  border-radius: var(--radius-pill, 9999px);
}

.site-header__pill {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  height: 100%;
  width: 0;
  border-radius: var(--radius-pill, 9999px);
  background: var(--header-pill-bg);
  box-shadow: var(--header-pill-shadow);
  pointer-events: none;
  opacity: 0;
  will-change: transform, width;
}

.site-header__list {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.site-header__list::-webkit-scrollbar {
  display: none;
}

.site-header__item {
  flex: 0 0 auto;
}

.site-header__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  border-radius: var(--radius-pill, 9999px);
  font-family: var(--font-body, "SF Pro Text", -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: var(--type-nav-link, 12px);
  font-weight: 400;
  letter-spacing: var(--tracking-nav-link, -0.12px);
  line-height: var(--leading-nav-link, 1);
  text-decoration: none;
  color: var(--header-link-color);
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  transition: color 0.3s ease, transform 0.2s cubic-bezier(0.32, 0.72, 0, 1);
}

.site-header__link:active {
  transform: scale(0.96);
}

.site-header__link:hover,
.site-header__link.is-active {
  color: var(--header-link-active);
}

.site-header__link--external::after {
  content: "↗";
  margin-left: 0.35em;
  font-size: 0.85em;
  opacity: 0.5;
}

/* Sits outside the pill track, so it carries its own hover frost */
.site-header__link--plain {
  border-radius: var(--radius-pill, 9999px);
  transition: color 0.3s ease, background 0.3s ease,
    transform 0.2s cubic-bezier(0.32, 0.72, 0, 1);
}

.site-header__link--plain:hover,
.site-header__link--plain.is-active {
  background: rgba(255, 255, 255, 0.5);
}

.site-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 9px 16px;
  border-radius: var(--radius-pill, 9999px);
  font-family: var(--font-body, "SF Pro Text", -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: var(--type-nav-link, 12px);
  font-weight: 600;
  letter-spacing: var(--tracking-nav-link, -0.12px);
  line-height: var(--leading-nav-link, 1);
  text-decoration: none;
  white-space: nowrap;
  color: var(--color-ink, #162a43);
  background: #fff;
  box-shadow:
    0 1px 2px color-mix(in srgb, var(--color-ink, #162a43) 16%, transparent),
    inset 0 -1px 0 color-mix(in srgb, var(--color-ink, #162a43) 6%, transparent);
  -webkit-tap-highlight-color: transparent;
  transition: background 0.3s ease, transform 0.2s cubic-bezier(0.32, 0.72, 0, 1);
}

.site-header__cta::after {
  opacity: 0.45;
}

.site-header__cta:hover {
  background: color-mix(in srgb, #fff 88%, var(--color-primary-on-dark, #b3d9ff));
}

.site-header__cta:active {
  transform: scale(0.96);
}

/* Reference arrangement — links left, wordmark centred, CTA right. Held back
   until the capsule is wide enough for the six links to clear the centre. */
@media (min-width: 1240px) {
  .site-header__logo {
    order: 0;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
  }

  .site-header__nav {
    justify-content: flex-start;
  }
}

@media (max-width: 900px) {
  :root {
    --site-header-h: 48px;
    --site-header-gap: 12px;
  }

  .site-header__bar {
    gap: 10px;
    padding: 0 11px 0 12px;
  }

  .site-header__logo.type-eyebrow--brand {
    --header-wordmark-h: calc(18px - 5pt);
  }

  .site-header__logo .type-eyebrow__wordmark,
  .site-header__logo #sanbada-wordmark-header {
    max-width: calc(84px - 5pt);
  }

  .site-header__link {
    padding: 6px 11px;
    font-size: var(--type-nav-link, 12px);
  }

  .site-header__cta {
    padding: 8px 13px;
  }
}

/* Too tight to keep a text link beside the CTA */
@media (max-width: 640px) {
  .site-header__actions {
    gap: 4px;
  }

  .site-header__link--plain {
    display: none;
  }
}

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

  .site-header__glare {
    display: none;
  }

  .site-header__pill {
    display: none;
  }

  .site-header__link:active {
    transform: none;
  }
}