:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #05070a;
  color: #f5f7fb;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, #15324a 0, #05070a 42rem);
}

.shell {
  display: grid;
  gap: 1rem;
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem;
}

.card {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 1.25rem;
  background: rgba(7, 12, 18, 0.82);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(2.25rem, 8vw, 4.5rem);
}

.eyebrow {
  color: #80d8ff;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 700;
}

.muted, .status {
  color: #aeb8c5;
}

.controls {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 0.85rem 1.25rem;
  color: #03121f;
  background: #80d8ff;
  font-weight: 800;
  cursor: pointer;
}

button.recording {
  background: #ff6b6b;
  color: white;
}

button.secondary {
  color: #f5f7fb;
  background: rgba(255, 255, 255, 0.14);
}

textarea {
  width: 100%;
  min-height: 6rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.35);
  color: #f5f7fb;
  padding: 1rem;
  box-sizing: border-box;
}

pre {
  white-space: pre-wrap;
  color: #dbeafe;
}

audio {
  width: 100%;
}