/* Mnemotecnia: calculadora del código fonético de Ramón Campayo */
.mn-intro{ color: var(--muted); font-size:14px; margin-top:4px; }
/* Ventana (se abre desde Normativas) */
.mn-ventana-bg{ position:fixed; inset:0; z-index:1000; background: rgba(0,0,0,.6); display:none; align-items:flex-end; justify-content:center; }
.mn-ventana-bg.on{ display:flex; }
.mn-ventana{ width:100%; max-width:640px; max-height: calc(100dvh - 40px); display:flex; flex-direction:column; background: var(--bg); border:1px solid var(--line); border-bottom:none; border-radius:22px 22px 0 0; }
.mn-ventana-cab{ display:flex; align-items:flex-start; justify-content:space-between; gap:12px; padding:18px 18px 12px; border-bottom:1px solid var(--line); }
.mn-ventana-cab h2{ margin:0; font-size:22px; }
.mn-cerrar{ flex-shrink:0; width:40px; height:40px; border-radius:50%; border:none; background: var(--card); color: var(--text); display:flex; align-items:center; justify-content:center; cursor:pointer; }
.mn-cerrar svg{ width:20px; height:20px; }
.mn-ventana-cuerpo{ overflow-y:auto; overscroll-behavior:contain; padding:14px 16px calc(16px + env(safe-area-inset-bottom)); }
@media (min-width: 700px){
  .mn-ventana-bg{ align-items:center; }
  .mn-ventana{ border-radius:22px; border-bottom:1px solid var(--line); max-height: calc(100dvh - 80px); }
}
.mn-card{ background: var(--card); border:1px solid var(--line); border-radius:18px; padding:16px; margin-bottom:14px; }
.mn-label{ display:block; font-size:12.5px; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color: var(--muted); margin-bottom:8px; }
.mn-input{ width:100%; padding:14px 16px; border-radius:14px; border:1px solid var(--line); background: var(--bg); color: var(--text);
  font: inherit; font-size:24px; font-weight:700; letter-spacing:.04em; }
.mn-cifras{ display:flex; flex-wrap:wrap; gap:6px; margin:14px 0 4px; }
.mn-cifra{ display:flex; flex-direction:column; align-items:center; min-width:46px; padding:6px 8px; border-radius:12px; background: var(--bg); border:1px solid var(--line); }
.mn-cifra b{ font-size:20px; }
.mn-cifra small{ font-size:11.5px; color: var(--coral); font-weight:700; }
.mn-sub{ margin:14px 0 8px; font-size:13px; font-weight:700; color: var(--muted); }
.mn-palabras{ display:flex; flex-wrap:wrap; gap:6px; }
.mn-palabra{ padding:6px 11px; border-radius:99px; background: rgba(78,155,247,.12); border:1px solid rgba(78,155,247,.35); font-size:15px; font-weight:600; }
.mn-trozo{ display:flex; gap:10px; align-items:flex-start; padding:8px 0; border-top:1px solid var(--line); }
.mn-trozo-n{ flex-shrink:0; min-width:54px; font-size:18px; font-weight:800; color: var(--coral); padding-top:4px; }
.mn-ayuda{ font-size:14px; color: var(--muted); margin-top:12px; line-height:1.45; }
.mn-al-reves{ margin-top:12px; font-size:18px; }
.mn-num{ font-size:24px; font-weight:800; color: var(--coral); letter-spacing:.04em; }
.mn-tabla{ display:grid; grid-template-columns: repeat(5, 1fr); gap:6px; }
.mn-tabla div{ display:flex; flex-direction:column; align-items:center; padding:8px 4px; border-radius:12px; background: var(--bg); border:1px solid var(--line); }
.mn-tabla b{ font-size:20px; }
.mn-tabla span{ font-size:12.5px; color: var(--coral); font-weight:700; text-align:center; }
.mn-fuente{ font-size:12px; color: var(--muted); margin-top:10px; }