:root {
  --bg: #0f1220;
  --card: #1a1e33;
  --text: #eef0fa;
  --muted: #9aa1c0;
  --accent: #6ea8fe;
  --accent-2: #9ef0c0;
  --error: #ff8484;
}

* {
  box-sizing: border-box;
}

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

main {
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

h1 {
  font-size: 2.4rem;
  margin: 0;
  letter-spacing: -0.02em;
}

h1 span {
  color: var(--accent);
}

.tagline {
  color: var(--muted);
  margin-top: 0.35rem;
}

.card {
  background: var(--card);
  border-radius: 14px;
  padding: 1.25rem;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

#pair-screen {
  max-width: 420px;
  margin: 0 auto;
  text-align: center;
}

#pair-form {
  display: flex;
  gap: 0.6rem;
  margin-top: 1rem;
}

#code-input {
  flex: 1;
  font-size: 1.4rem;
  letter-spacing: 0.35em;
  text-align: center;
  padding: 0.6rem 0.8rem;
  border-radius: 10px;
  border: 1px solid #333a5e;
  background: #10142a;
  color: var(--text);
}

button {
  font-size: 1rem;
  padding: 0.6rem 1.2rem;
  border-radius: 10px;
  border: none;
  background: var(--accent);
  color: #0b1020;
  font-weight: 600;
  cursor: pointer;
}

button:hover {
  filter: brightness(1.1);
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

.error {
  color: var(--error);
  min-height: 1.2em;
  margin-bottom: 0;
}

.status-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--muted);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--error);
}

.dot.connected {
  background: var(--accent-2);
}

.stage {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-bottom: 1rem;
}

.stage img {
  max-width: 100%;
  max-height: 420px;
  border-radius: 10px;
}

.caption {
  color: var(--muted);
  margin: 0.75rem 0 0;
}

.placeholder {
  color: var(--muted);
}

.question {
  font-size: 1.3rem;
  margin: 0 0 1rem;
}

.choices {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}

.choices button.picked {
  background: var(--accent-2);
}

.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 700px) {
  .columns {
    grid-template-columns: 1fr;
  }
}

h2 {
  font-size: 1rem;
  color: var(--muted);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.transcript {
  max-height: 320px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.line {
  padding: 0.5rem 0.7rem;
  border-radius: 10px;
  background: #10142a;
  font-size: 0.95rem;
}

.line .who {
  font-weight: 700;
  margin-right: 0.5rem;
  color: var(--accent);
}

.line.caller .who {
  color: var(--accent-2);
}

.facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.facts li {
  background: #10142a;
  border-radius: 10px;
  padding: 0.5rem 0.7rem;
  font-size: 0.95rem;
}

.tag {
  display: inline-block;
  background: #2a3157;
  color: var(--accent);
  font-size: 0.75rem;
  border-radius: 6px;
  padding: 0.1rem 0.45rem;
  margin-right: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}