.app-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 1080px);
  margin: 0 auto;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header-height);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 18px;
  background: var(--header-bg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 14px 32px rgba(13, 3, 6, 0.24);
  transition: transform 240ms ease, opacity 220ms ease, box-shadow 220ms ease;
  will-change: transform;
}

.site-header.is-hidden {
  transform: translateY(calc(-1 * var(--header-height) - 12px));
  opacity: 0;
  pointer-events: none;
}

.header-actions {
  width: 48px;
  height: 48px;
}

.brand {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 150px;
  height: 68px;
}

.brand::before {
  content: "";
  position: absolute;
  width: 88px;
  height: 88px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  filter: blur(18px);
  opacity: 0.72;
  pointer-events: none;
}

.brand-logo {
  position: relative;
  z-index: 1;
  width: auto;
  height: 58px;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.28)) drop-shadow(0 5px 10px rgba(0, 0, 0, 0.24));
}

.home-main,
.midias-main {
  padding: 24px 18px 42px;
}

@media (min-width: 760px) {
  .home-main,
  .midias-main {
    padding: 34px 28px 64px;
  }
}