:root {
  --bg: #1b1b1f;
  --card: #26262c;
  --text: #f3f3f5;
  --muted: #a9a9b3;
  --accent: #e5383b;
  --accent-2: #ffd166;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

h1 { font-size: 1.5rem; margin: 0 0 4px; }
.subtitle { color: var(--muted); margin: 0 0 24px; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  margin: 16px 0;
}

.es {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 8px;
}
.en {
  font-size: 1.15rem;
  color: var(--accent-2);
  margin: 0;
}

.reveal {
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  font-size: 0.95rem;
}
.hidden { display: none; }

.label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  color: var(--muted);
  margin: 20px 0 6px;
}

.story-es { font-size: 1.05rem; }
.story-en {
  color: var(--muted);
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.turn { margin: 0 0 8px; }
.turn:last-child { margin-bottom: 0; }

.note {
  border-left: 3px solid var(--accent);
  padding: 10px 14px;
  background: rgba(229, 56, 59, 0.08);
  border-radius: 0 8px 8px 0;
}

.tags { margin-top: 16px; }
.tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.78rem;
  margin: 0 6px 6px 0;
}

button {
  font: inherit;
  font-weight: 600;
  border: 0;
  border-radius: 999px;
  padding: 12px 22px;
  cursor: pointer;
  background: var(--accent);
  color: #fff;
}
button.secondary { background: rgba(255, 255, 255, 0.12); color: var(--text); }
button:disabled { opacity: 0.5; cursor: default; }

#status {
  color: var(--muted);
  margin: 16px 0;
  min-height: 1.5em;
}

a { color: var(--accent-2); }
.back { display: inline-block; margin-top: 24px; color: var(--muted); text-decoration: none; }

/* Flashcard nav buttons (anchors styled as buttons) */
.actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  text-align: center;
  text-decoration: none;
  font-weight: 600;
  border-radius: 999px;
  padding: 15px 24px;
  background: var(--accent);
  color: #fff;
}
.btn.primary { flex: 1; min-width: 200px; font-size: 1.05rem; }
.btn.secondary { background: rgba(255, 255, 255, 0.12); color: var(--text); }