*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: #0d0d0d;
  color: #e6e6e6;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* Exactly one screen tall; the images share whatever height is left. */
.landing {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  height: 100vh;
  height: 100dvh;
  max-width: 640px;
  margin: 0 auto;
  padding: 1.5rem 16px;
  overflow: hidden;
  text-align: center;
}

.landing img {
  display: block;
  width: 100%;
  min-height: 0;
  object-fit: contain;
}

/* Both keep their natural size and shrink only when the screen is too short;
   the banner never takes more than 30% of the height. */
.construction { flex: 0 1 auto; max-height: 30%; }
.hero         { flex: 0 1 auto; }

.landing p {
  flex: none;
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.6;
}

.landing p:empty { display: none; }