/* ============================================
   TOP HEADER
   ============================================ */

.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-primary);
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  box-shadow: 0 2px 12px rgba(255, 30, 140, 0.3);
}

.app-header__brand {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.app-header__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #ffffff;
  line-height: 1;
}

.app-header__tagline {
  font-family: var(--font-body);
  font-size: 10px;
  color: rgba(255, 255, 255, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.app-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.app-header__btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  transition: background 0.15s ease;
}

.app-header__btn:hover {
  background: rgba(255, 255, 255, 0.25);
}