:root {
  color-scheme: light;
  --bg: #F8F5EE;
  --card: #FFFFFF;
  --text: #1A1A1A;
  --muted: #6B6B6B;
  --primary: #1A1A1A;
  --primary-ink: #F8F5EE;
  --accent: #E8C547;
  --accent-deep: #C4A22E;
  --ok: #166534;
  --warn: #C4A22E;
  --danger: #B91C1C;
  --line: rgba(26, 26, 26, 0.15);
  --radius: 16px;
  --touch: 56px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }

/* Garante que o atributo HTML [hidden] sempre esconde, mesmo com display: flex nas classes. */
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font);
  font-size: 19px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
}

.screen {
  max-width: 520px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}

.brand h1 {
  font-size: 36px;
  margin: 0;
  color: var(--primary);
  letter-spacing: 0.5px;
  font-weight: 700;
}

.tagline {
  margin: 2px 0 0;
  font-size: 15px;
  color: var(--muted);
  letter-spacing: 0.2px;
}

.user {
  margin: 4px 0 20px;
  font-size: 14px;
  color: var(--muted);
}

.hint {
  font-size: 16px;
  color: var(--muted);
  margin: 16px 0 24px;
}

.actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin: 24px 0 16px;
}

button {
  font-family: inherit;
  font-size: 18px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  padding: 14px 20px;
  min-height: var(--touch);
  cursor: pointer;
  touch-action: manipulation;
}

.rec {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--primary-ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 24px;
  border: 0;
  box-shadow: 0 12px 30px rgba(26, 26, 26, 0.25);
}

.rec[data-state="recording"] {
  background: var(--accent);
  color: var(--text);
  animation: pulse 1.5s infinite;
}

.rec-dot {
  width: 32px;
  height: 32px;
  background: var(--primary-ink);
  border-radius: 50%;
}

.rec[data-state="recording"] .rec-dot {
  background: var(--text);
  border-radius: 6px;
  width: 36px;
  height: 36px;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 12px 30px rgba(232, 197, 71, 0.5); }
  50% { box-shadow: 0 12px 50px rgba(232, 197, 71, 0.85); }
}

.status {
  text-align: center;
  color: var(--text);
  font-size: 19px;
  margin: 0;
  min-height: 1.5em;
}

.controls {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 16px;
}

.playback-ready { margin: 0 0 12px; font-size: 17px; color: var(--text); text-align: center; }

#btn-send {
  background: var(--accent);
  color: var(--text);
  font-weight: 600;
}

.row {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.row button { flex: 1; }

.primary {
  background: var(--primary);
  color: var(--primary-ink);
  border: 0;
}

.secondary {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--line);
}

.progress {
  margin-top: 24px;
  padding: 20px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.progress::before {
  content: '';
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 3px solid var(--line);
  border-top-color: var(--primary);
  animation: spin 0.9s linear infinite;
}

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

.progress p { margin: 0; font-size: 17px; }

.result {
  margin-top: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.result h2 {
  margin: 0 0 12px;
  font-size: 20px;
  color: var(--primary);
}

.result dl {
  margin: 0 0 16px;
}

.result dt {
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 10px;
}

.result dd {
  margin: 2px 0 0;
  font-size: 19px;
}

.copy-block {
  margin-top: 20px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #FFFFFF;
}

.copy-title {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.copy-text {
  margin: 0 0 12px;
  white-space: pre-wrap;
  font-family: var(--font);
  font-size: 16px;
  color: var(--text);
}

.copy-btn {
  width: 100%;
}

.cta-hint {
  margin: 12px 0 16px;
  font-size: 17px;
  color: var(--muted);
  text-align: center;
}

.cta-main {
  margin-top: 20px;
  width: 100%;
  font-size: 20px;
  min-height: 60px;
}

.choice-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}

.choice-btn {
  width: 100%;
  text-align: left;
  font-size: 18px;
}

.footer {
  margin-top: 32px;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
}

.footer-sep {
  color: var(--muted);
}

.footer a.link {
  display: inline-block;
  padding: 8px 12px;
  text-decoration: underline;
}

.link {
  background: transparent;
  color: var(--muted);
  border: 0;
  text-decoration: underline;
  min-height: auto;
  padding: 8px 12px;
  font-size: 15px;
}

.error {
  color: var(--danger);
  background: #FDECEC;
  border: 1px solid rgba(185, 28, 28, 0.25);
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-top: 16px;
}

.success {
  color: var(--ok);
  background: #E6F1E6;
  border: 1px solid rgba(22, 101, 52, 0.25);
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-top: 16px;
}

.questions {
  background: rgba(232, 197, 71, 0.18);
  border: 1px solid rgba(196, 162, 46, 0.4);
  padding: 16px;
  border-radius: var(--radius);
  margin-top: 16px;
}

.questions h3 {
  margin: 0 0 8px;
  color: var(--accent-deep);
  font-size: 17px;
}

.questions ol { margin: 0; padding-left: 20px; }