*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  background-image: url('assets/banner.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  background-color: #0d0618;
  font-family: 'Press Start 2P', monospace;
  color: #fff;
  position: relative;
}

/* dark vignette at the bottom so buttons are always readable */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(5, 0, 20, 0.88) 0%,
    rgba(5, 0, 20, 0.30) 38%,
    transparent 65%
  );
  pointer-events: none;
  z-index: 0;
}

main {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding-bottom: clamp(2.5rem, 6vh, 5rem);
  gap: clamp(1rem, 2.5vh, 1.75rem);
}

/* ── Play button ───────────────────────────────────────── */

.play-btn {
  display: inline-block;
  font-family: 'Press Start 2P', monospace;
  font-size: clamp(0.7rem, 2.5vw, 1.05rem);
  color: #041a0a;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, #00ff77 0%, #00cc44 100%);
  padding: clamp(0.85rem, 2vh, 1.15rem) clamp(2.5rem, 7vw, 4.5rem);
  border: 3px solid #00ff77;
  box-shadow:
    0 0 22px rgba(0, 255, 100, 0.65),
    0 0 50px rgba(0, 255, 100, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  transition: box-shadow 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}

.play-btn:hover {
  box-shadow:
    0 0 32px rgba(0, 255, 100, 0.90),
    0 0 70px rgba(0, 255, 100, 0.40),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  transform: translateY(-3px);
}

.play-btn:active {
  transform: translateY(1px);
  box-shadow:
    0 0 14px rgba(0, 255, 100, 0.60),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* ── Social buttons ────────────────────────────────────── */

.social {
  display: flex;
  gap: clamp(0.75rem, 2vw, 1.25rem);
}

.social-btn {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: 'Press Start 2P', monospace;
  font-size: clamp(0.45rem, 1.2vw, 0.6rem);
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  padding: 0.65rem 1rem;
  border: 2px solid rgba(255, 255, 255, 0.22);
  background: rgba(5, 0, 20, 0.45);
  backdrop-filter: blur(4px);
  transition: color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}

.social-btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.social-btn:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.60);
  background: rgba(5, 0, 20, 0.65);
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.10);
}

/* ── Landscape / very short screens ───────────────────── */

@media (max-height: 480px) {
  main {
    padding-bottom: 1.25rem;
    gap: 0.75rem;
  }
}