:root {
  --bg: #06070a;
  --ink: #f2f4f8;
  --ink-dim: #8b93a7;
  --accent: #00e5ff;
  --accent-glow: 0 0 12px rgba(0, 229, 255, 0.7), 0 0 40px rgba(0, 229, 255, 0.35);
  --danger: #ff2d55;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1.25rem 4rem;
  gap: 1.5rem;
  text-align: center;
}

h1 {
  margin: 0.5rem 0 0;
  font-size: clamp(1.5rem, 6vw, 2.25rem);
  letter-spacing: 0.05em;
  color: var(--accent);
  text-shadow: var(--accent-glow);
}

.subtext {
  margin: 0;
  max-width: 32ch;
  color: var(--ink-dim);
  font-size: 1rem;
  line-height: 1.5;
}

.spinner {
  width: 2.5rem;
  height: 2.5rem;
  border: 3px solid rgba(0, 229, 255, 0.25);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 900ms linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.error-text {
  color: var(--danger);
}

.asset-card {
  width: min(90vw, 420px);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.asset-card video,
.asset-card img {
  width: 100%;
  border-radius: 8px;
  background: #000;
  display: block;
}

.asset-name {
  margin: 0;
  color: var(--ink-dim);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.download-button {
  display: inline-block;
  appearance: none;
  border: 3px solid var(--accent);
  background: transparent;
  color: var(--ink);
  border-radius: 4px;
  padding: 0.9rem 1.75rem;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.05em;
  cursor: pointer;
}

.download-button:active {
  box-shadow: var(--accent-glow);
}

.assets-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  width: 100%;
}

[hidden] {
  display: none !important;
}