/* Canonical site chrome. Public content pages use the shared header/footer;
   the portfolio resume reuses its brand and theme controls inside main. */

.site-page {
  min-width: 320px;
  margin: 0;
  background: var(--color-canvas);
  color: var(--color-text);
}

.site-page .skip-link {
  position: fixed;
  top: -64px;
  left: 16px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--color-text);
  color: var(--color-canvas);
  text-decoration: none;
}

.site-page .skip-link:focus {
  top: 12px;
}

.site-header {
  position: relative;
  z-index: 20;
  width: 100%;
  height: 58px;
  background: color-mix(in srgb, var(--color-canvas) 94%, transparent);
  color: var(--color-text);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.site-shell-inner {
  width: 100%;
  max-width: 1600px;
  height: 100%;
  margin-inline: auto;
  padding-inline: 56px;
}

.site-header .site-shell-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  color: var(--color-text);
  font-family: var(--font-ui);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.04em;
  text-decoration: none;
}

.site-brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 2px solid var(--color-accent);
  border-radius: 12px 4px;
  color: var(--color-accent);
  font: 650 15px/1 var(--font-mono);
  letter-spacing: -.08em;
  transition: border-color .2s, color .2s, transform .2s;
}

.site-brand-dot {
  color: var(--color-accent);
}

.site-brand:hover {
  color: var(--color-text);
}

.site-brand:hover .site-brand-mark {
  border-color: color-mix(in srgb, var(--color-accent) 72%, white);
  color: color-mix(in srgb, var(--color-accent) 72%, white);
  transform: translateY(-1px);
}

.site-brand:focus-visible {
  border-radius: 8px;
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

.site-theme-controls {
  display: flex;
  align-items: center;
}

.site-theme-toggle {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface-raised);
  color: var(--color-text);
  cursor: pointer;
  transition: border-color .2s, background-color .2s, color .2s;
}

.site-theme-toggle:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.site-theme-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.site-foot {
  width: 100%;
  margin: 0;
  padding: 20px 0;
  background: var(--color-canvas);
  color: var(--color-text-muted);
  font: 400 12px/1.5 var(--font-mono);
  text-align: center;
}

.site-foot .site-shell-inner {
  height: auto;
}

.site-foot span {
  color: var(--color-text-strong);
}

@media (max-width: 900px) {
  .site-shell-inner {
    padding-inline: 34px;
  }
}

@media (max-width: 680px) {
  .site-header {
    height: 56px;
  }

  .site-shell-inner {
    padding-inline: 16px;
  }

  .site-brand {
    gap: 8px;
    font-size: 20px;
  }

  .site-brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 10px 4px;
    font-size: 13px;
  }

  .site-foot {
    padding-block: 20px;
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-brand-mark,
  .site-theme-toggle {
    transition: none;
  }
}