/* Tests de Fe — diseño visual. Hereda la tipografía del tema; el color sale de Ajustes (--tdf-color). */
.tdf-quiz, .tdf-tarjeta {
  --tdf-acento: var(--tdf-color, #8a5a1f);
  --tdf-acento-texto: #fff;
  --tdf-oro: #e9c46a;
  --tdf-fondo: #fbf8f2;
  --tdf-borde: #e8dfcf;
  --tdf-texto: inherit;
  --tdf-suave: #6f6556;
  --tdf-ok: #2f7a3e;
  --tdf-mal: #b23b31;
  --tdf-sombra: 0 10px 30px rgba(40, 28, 10, .12);
  box-sizing: border-box;
  margin: 2em 0;
  border: 1px solid var(--tdf-borde);
  border-radius: 18px;
  background: var(--tdf-fondo);
  color: var(--tdf-texto);
  overflow: hidden;
  box-shadow: var(--tdf-sombra);
}
@media (prefers-color-scheme: dark) {
  body.tdf-oscuro .tdf-quiz, body.tdf-oscuro .tdf-tarjeta { --tdf-fondo: #1f1c18; --tdf-borde: #3a342b; --tdf-suave: #b9ad9a; }
}
.tdf-quiz *, .tdf-tarjeta * { box-sizing: border-box; }
.tdf-quiz img, .tdf-tarjeta img { max-width: none; margin: 0 !important; }
.tdf-caja { position: relative; }

@keyframes tdf-entra { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes tdf-zoom { from { transform: scale(1.08); } to { transform: scale(1); } }
@keyframes tdf-late { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes tdf-brilla { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }
.tdf-entra { animation: tdf-entra .35s ease both; }
@media (prefers-reduced-motion: reduce) { .tdf-quiz *, .tdf-tarjeta * { animation: none !important; transition: none !important; } }

/* ---------- portada (hero) */
.tdf-hero { position: relative; min-height: 380px; display: flex; align-items: flex-end; overflow: hidden; color: #fff;
  background: radial-gradient(120% 90% at 80% 0%, #c08a3e 0%, var(--tdf-acento) 45%, #2a1c0c 100%); }
.tdf-articulo .tdf-hero { min-height: 300px; }
.tdf-hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; animation: tdf-zoom 6s ease-out both; }
.tdf-hero::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,10,4,.25) 0%, rgba(15,10,4,.55) 40%, rgba(15,10,4,.92) 100%); }
.tdf-hero-capa { position: relative; z-index: 1; padding: 26px 24px 24px; width: 100%; }
.tdf-chip { display: inline-block; font-size: .78em; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 5px 12px; border-radius: 999px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.35);
  backdrop-filter: blur(6px); margin-bottom: 10px; }
.tdf-hero .tdf-titulo { font-size: clamp(1.5em, 4.4vw, 2.2em); font-weight: 800; line-height: 1.12; margin: 0 0 8px;
  text-shadow: 0 2px 14px rgba(0,0,0,.45); color: #fff; }
.tdf-hero .tdf-desc { color: rgba(255,255,255,.92); text-shadow: 0 1px 8px rgba(0,0,0,.5); margin: 0 0 12px; font-size: 1.02em; max-width: 36em; }
.tdf-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: .88em; color: rgba(255,255,255,.85); margin: 0 0 16px; }

/* ---------- botones */
.tdf-btn {
  display: inline-block; cursor: pointer; text-decoration: none !important; line-height: 1.2;
  padding: 11px 18px; border-radius: 999px; border: 1px solid var(--tdf-borde);
  background: #fff; color: #2b2620 !important; font: inherit; font-weight: 700; margin: 4px 6px 4px 0;
  transition: transform .12s, box-shadow .15s, filter .15s;
}
.tdf-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(0,0,0,.12); }
.tdf-btn-principal { background: linear-gradient(135deg, var(--tdf-oro), var(--tdf-acento) 70%); color: #fff !important;
  border-color: transparent; padding: 13px 24px; font-size: 1.05em; box-shadow: 0 8px 22px rgba(138,90,31,.35); }
.tdf-btn-grande { padding: 16px 30px; font-size: 1.12em; }
.tdf-late { animation: tdf-late 1.6s ease-in-out infinite; }

/* ---------- preguntas */
.tdf-cabecera { padding: 18px 22px 0; }
.tdf-paso { font-size: .8em; font-weight: 700; color: var(--tdf-acento); text-transform: uppercase; letter-spacing: .06em; margin: 0 0 8px; }
.tdf-barra { height: 8px; background: var(--tdf-borde); border-radius: 8px; overflow: hidden; }
.tdf-barra > div { height: 100%; border-radius: 8px; background: linear-gradient(90deg, var(--tdf-oro), var(--tdf-acento));
  transition: width .6s cubic-bezier(.2,.8,.2,1); }
.tdf-cuerpo { padding: 18px 22px 22px; }
.tdf-banda { position: relative; margin: 0 0 16px; border-radius: 14px; overflow: hidden; height: 170px; }
.tdf-banda img { width: 100%; height: 100%; object-fit: cover; display: block; animation: tdf-zoom 5s ease-out both; }
.tdf-banda-txt { position: absolute; left: 0; right: 0; bottom: 0; padding: 22px 16px 12px; color: #fff; font-weight: 800; font-size: 1.1em;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.7)); }
.tdf-pregunta { font-size: 1.3em; font-weight: 800; line-height: 1.28; margin: 0 0 16px; }
.tdf-opciones { display: grid; gap: 10px; }
@media (min-width: 560px) { .tdf-rejilla { grid-template-columns: 1fr 1fr; } }
.tdf-opcion {
  display: flex; align-items: center; gap: 12px; text-align: left; width: 100%; cursor: pointer; font: inherit; color: inherit; line-height: 1.35;
  padding: 12px 14px; border-radius: 14px; border: 2px solid var(--tdf-borde); background: #fff;
  transition: transform .12s, border-color .15s, box-shadow .15s, background .15s; animation: tdf-entra .35s ease both;
}
.tdf-letra { flex: 0 0 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .95em; background: var(--tdf-fondo); border: 1px solid var(--tdf-borde); color: var(--tdf-acento); }
.tdf-opcion:hover:not(:disabled) { border-color: var(--tdf-acento); transform: translateY(-2px); box-shadow: 0 8px 18px rgba(0,0,0,.08); }
.tdf-opcion:disabled { cursor: default; }
.tdf-opcion:disabled:not(.tdf-elegida):not(.tdf-correcta) { opacity: .55; }
.tdf-elegida { border-color: var(--tdf-acento); background: #fff7ea; box-shadow: 0 0 0 3px rgba(233,196,106,.45); }
.tdf-elegida .tdf-letra { background: var(--tdf-acento); color: #fff; border-color: transparent; }
.tdf-correcta { border-color: var(--tdf-ok); background: #eef8f0; }
.tdf-correcta .tdf-letra { background: var(--tdf-ok); color: #fff; }
.tdf-incorrecta { border-color: var(--tdf-mal); background: #fbefee; }
.tdf-incorrecta .tdf-letra { background: var(--tdf-mal); color: #fff; }
.tdf-explicacion { margin: 14px 0 0; padding: 12px 14px; border-radius: 12px; background: #fff; border-left: 4px solid var(--tdf-acento);
  color: var(--tdf-suave); font-size: .95em; animation: tdf-entra .3s ease both; }

/* ---------- pantalla final: resultado listo */
.tdf-revelar { position: relative; display: flex; align-items: center; justify-content: center; min-height: 340px; overflow: hidden;
  text-align: center; color: #fff !important; text-decoration: none !important;
  background: radial-gradient(100% 100% at 50% 0%, #c08a3e, var(--tdf-acento) 50%, #24180a); }
.tdf-revelar-img { position: absolute; inset: -20px; width: calc(100% + 40px); height: calc(100% + 40px); object-fit: cover;
  filter: blur(14px) brightness(.75) saturate(1.2); }
.tdf-revelar::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 50%, rgba(0,0,0,.15), rgba(0,0,0,.55)); }
.tdf-revelar-capa { position: relative; z-index: 1; padding: 28px 22px; }
.tdf-destellos { font-size: 1.4em; letter-spacing: .4em; color: var(--tdf-oro); animation: tdf-brilla 1.8s ease-in-out infinite; }
.tdf-listo { font-size: clamp(1.4em, 4vw, 1.9em); font-weight: 800; margin: 8px 0 6px; text-shadow: 0 2px 12px rgba(0,0,0,.4); }
.tdf-pista, .tdf-puntaje { margin: 0 0 18px; opacity: .92; }
.tdf-puntaje { font-size: 1.3em; font-weight: 800; color: var(--tdf-oro); }

/* ---------- tarjeta de resultado (arriba del artículo y en la página compartida) */
.tdf-tarjeta { display: grid; grid-template-columns: 1fr; margin-top: 0; }
.tdf-tarjeta-media { position: relative; overflow: hidden; }
.tdf-tarjeta-img { display: block; width: 100%; height: 300px; object-fit: cover; }
.tdf-tarjeta-sola .tdf-tarjeta-img { height: 380px; }
.tdf-sello { position: absolute; left: 18px; bottom: -22px; width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 1.6em; color: #fff;
  background: linear-gradient(135deg, var(--tdf-oro), var(--tdf-acento)); border: 3px solid var(--tdf-fondo); box-shadow: 0 6px 16px rgba(0,0,0,.25); }
.tdf-tarjeta-media .tdf-sello { bottom: 14px; }
.tdf-tarjeta-cuerpo { padding: 20px 22px 18px; }
.tdf-etiqueta { display: inline-block; font-size: .76em; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  color: var(--tdf-acento); background: #fff3df; padding: 4px 10px; border-radius: 999px; margin-bottom: 8px; }
.tdf-tarjeta-titulo { font-size: clamp(1.5em, 4vw, 2em); font-weight: 800; line-height: 1.15; margin: 0 0 10px; }
.tdf-tarjeta-texto { margin: 0 0 14px; font-size: 1.04em; line-height: 1.55; }
.tdf-compartir { margin: 6px 0 4px; }
.tdf-fb { background: #1877f2; color: #fff !important; border-color: transparent; }
.tdf-wa { background: #25d366; color: #fff !important; border-color: transparent; }
.tdf-otros { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--tdf-borde); }
.tdf-otros-titulo { font-size: .8em; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; color: var(--tdf-suave); margin-bottom: 10px; }
.tdf-otros-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.tdf-mini { display: flex; flex-direction: column; border-radius: 12px; overflow: hidden; background: #fff; border: 1px solid var(--tdf-borde);
  text-decoration: none !important; color: inherit !important; transition: transform .12s, box-shadow .15s; }
.tdf-mini:hover { transform: translateY(-2px); box-shadow: 0 8px 18px rgba(0,0,0,.1); }
.tdf-mini img, .tdf-mini-sin { width: 100%; height: 84px; object-fit: cover; display: flex; align-items: center; justify-content: center;
  font-size: 1.6em; color: #fff; background: linear-gradient(135deg, var(--tdf-oro), var(--tdf-acento)); }
.tdf-mini-txt { padding: 8px 10px; font-weight: 700; font-size: .9em; line-height: 1.25; }
.tdf-sigue { margin-top: 14px; font-weight: 700; color: var(--tdf-suave); }
@media (min-width: 760px) {
  .tdf-tarjeta:not(.tdf-tarjeta-sola) { grid-template-columns: 40% 1fr; }
  .tdf-tarjeta:not(.tdf-tarjeta-sola) .tdf-tarjeta-img { height: 100%; min-height: 320px; }
}
.tdf-compartida .tdf-envoltura { max-width: 760px; margin: 30px auto; padding: 0 16px; }
.tdf-acciones { margin-top: 10px; }