.site-header {
  box-sizing: border-box;
  width: 100%;
  flex-shrink: 0;
  padding: 20px 24px;
  background: #172554;
  color: #fff;
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
}
.site-header__inner {
  width: min(1100px, 100%);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.site-header h1 {
  margin: 2px 0;
  color: #fff;
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.02em;
}
.site-header p { margin: 0; color: #cbd5e1; font-size: 16px; }
.site-header__back { color: #dbeafe; font-size: 13px; text-decoration: none; }
.site-header__back:hover { text-decoration: underline; }
.site-header__actions { display: flex; flex-wrap: wrap; gap: 10px; flex-shrink: 0; }
.site-header .site-header__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  margin: 0;
  padding: 9px 16px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: #fff;
  color: #172554;
  font: 700 16px/1.5 "Segoe UI", Arial, sans-serif;
  text-decoration: none;
  cursor: pointer;
}
.site-header .site-header__button:hover:not(:disabled) { background: #dbeafe; }
.site-header .site-header__button:disabled { opacity: .55; cursor: not-allowed; }
.site-header :focus-visible { outline: 3px solid #f59e0b; outline-offset: 3px; }
body.soundstreak-page { display: flex; flex-direction: column; }
.soundstreak-page > .app-container { height: auto; min-height: 0; flex: 1; }
@media (max-width: 640px) {
  .site-header { padding: 16px; }
  .site-header__inner { align-items: flex-start; flex-direction: column; }
  .site-header__actions { flex-shrink: 1; }
}
@media print {
  .site-header { display: none !important; }
}