/* ============================================================
   El Testamento del Siglo de Oro — estética pergamino/áureo
   ============================================================ */

:root {
  --ink: #2b1d0e;
  --ink-soft: #4a3620;
  --parchment: #f0e3c8;
  --parchment-deep: #e4d2ae;
  --gold: #b8860b;
  --gold-bright: #d4a017;
  --crimson: #7a1f1f;
  --ok: #2e6b34;
  --shadow: rgba(43, 29, 14, 0.35);
  --radius: 14px;
  --serif: "Iowan Old Style", "Palatino", "Palatino Linotype", Georgia, serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: var(--serif);
  color: var(--ink);
  /* Plaza Mayor al atardecer (dominio público, Alejandro Silvio Alonso)
     como fondo de toda la app, atenuada con un velo dorado/pergamino
     para que el texto y las tarjetas (opacas) sigan tan legibles como
     antes — la foto solo asoma en los huecos entre tarjetas. */
  background:
    radial-gradient(ellipse at 20% 10%, rgba(212, 160, 23, 0.10), transparent 50%),
    radial-gradient(ellipse at 80% 90%, rgba(122, 31, 31, 0.08), transparent 50%),
    linear-gradient(160deg, rgba(239, 224, 192, 0.82) 0%, rgba(232, 214, 176, 0.8) 45%, rgba(220, 198, 151, 0.85) 100%),
    url("../img/app_bg.jpg");
  background-size: auto, auto, auto, cover;
  background-position: center, center, center, center 30%;
  background-repeat: no-repeat;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

#app {
  max-width: 560px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
}

.hidden { display: none !important; }

/* ---------- Barra superior ---------- */
#topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  position: sticky;
  top: 0;
  z-index: 10;
  background: linear-gradient(180deg, rgba(43,29,14,0.96), rgba(43,29,14,0.88));
  color: var(--parchment);
  border-bottom: 2px solid var(--gold);
}

.seal-track {
  display: flex;
  gap: 8px;
}

.seal {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  color: rgba(240, 227, 200, 0.5);
  background: transparent;
  transition: all 0.4s ease;
}

.seal.done {
  background: radial-gradient(circle at 35% 30%, #a83232, var(--crimson));
  color: var(--parchment);
  border-color: var(--crimson);
  box-shadow: 0 0 8px rgba(168, 50, 50, 0.6);
}

.seal.current {
  border-color: var(--gold-bright);
  color: var(--gold-bright);
  box-shadow: 0 0 10px rgba(212, 160, 23, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.12); }
}

.score-box {
  display: flex;
  align-items: baseline;
  gap: 5px;
  font-variant-numeric: tabular-nums;
}

#scoreValue {
  font-size: 20px;
  font-weight: 700;
  color: var(--gold-bright);
}

.score-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

/* ---------- Pantallas ---------- */
#screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 20px 18px 32px;
  animation: fadein 0.5s ease;
}

@keyframes fadein {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

.stage-header { text-align: center; margin-bottom: 6px; }

.stage-kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--crimson);
  font-weight: 700;
}

h1, h2 {
  font-weight: 700;
  line-height: 1.15;
  margin: 8px 0 4px;
}

h1 { font-size: 30px; }
h2 { font-size: 23px; }

.location-line {
  font-style: italic;
  color: var(--ink-soft);
  font-size: 15px;
  margin: 2px 0 14px;
}

.stage-timer {
  font-size: 13.5px;
  color: var(--ink-soft);
  margin: 0 0 10px;
  font-variant-numeric: tabular-nums;
}

.stage-timer.over { color: var(--crimson); }

/* ---------- Grabados ilustrativos ---------- */
.art-card {
  margin: 10px 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 14px var(--shadow);
  line-height: 0;
}

.art-card svg, .art-card img {
  width: 100%;
  height: auto;
  display: block;
}

figure.art-card {
  margin: 10px 0;
  border: 6px solid #f7eed9;
  outline: 1.5px solid rgba(184, 134, 11, 0.6);
  background: #f7eed9;
}

figure.art-card img {
  max-height: 360px;
  object-fit: contain;
}

.art-card-imgwrap {
  position: relative; /* ancla del punto "estáis aquí" */
  line-height: 0;
}

/* El plano de Texeira no debe recortarse ni dejar bandas vacías: el
   punto del jugador se calcula como % exacto sobre la imagen entera. */
#prologueMap img {
  max-height: none;
}

figure.art-card figcaption {
  line-height: 1.4;
  font-size: 12.5px;
  font-style: italic;
  color: var(--ink-soft);
  text-align: center;
  padding: 7px 10px 3px;
}

/* Ficha biográfica del personaje del enigma, dentro del mismo
   recuadro que su retrato/obra (ver artCard()). */
.art-card-bio {
  padding: 12px 14px 4px;
  border-top: 1px solid rgba(184, 134, 11, 0.25);
}

.art-card-bio-label {
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--gold);
  margin-bottom: 4px;
}

.art-card-bio p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink-soft);
}

/* ---------- Fotos de recuerdo ---------- */
.photo-section { margin-top: 6px; }

.photo-frame {
  position: relative;
  margin: 10px 0 4px;
  border: 6px solid #f7eed9;
  outline: 1.5px solid rgba(184, 134, 11, 0.6);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 14px var(--shadow);
  line-height: 0;
}

.photo-frame img {
  width: 100%;
  display: block;
  filter: sepia(0.25) contrast(1.02);
}

.photo-seal {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #a83232, var(--crimson));
  border: 2px solid #5e1616;
  color: var(--parchment);
  font-size: 20px;
  display: grid;
  place-items: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
  transform: rotate(-12deg);
}

.photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.gallery-item { margin: 0; }

.gallery-item .photo-seal {
  width: 28px;
  height: 28px;
  font-size: 13px;
  bottom: 34px; /* por encima de la leyenda */
  right: 6px;
}

.gallery-item figcaption {
  line-height: 1.3;
  font-size: 12.5px;
  text-align: center;
  padding: 6px 4px 2px;
  background: #f7eed9;
  color: var(--ink-soft);
  font-style: italic;
}

.time-cell {
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
}

/* Ornamento separador */
.ornament {
  text-align: center;
  color: var(--gold);
  font-size: 18px;
  letter-spacing: 0.5em;
  margin: 10px 0;
  user-select: none;
}

/* ---------- Tarjetas ---------- */
.card {
  background: linear-gradient(180deg, var(--parchment), var(--parchment-deep));
  border: 1.5px solid rgba(184, 134, 11, 0.55);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  margin: 10px 0;
  box-shadow: 0 4px 14px var(--shadow);
  position: relative;
}

.card-label {
  display: flex;
  align-items: center;
  gap: 7px;
  padding-right: 46px; /* hueco para el botón de audio */
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--crimson);
  margin-bottom: 8px;
}

.card p {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.62;
}

.card p + p {
  margin-top: 12px;
}

/* ---------- El Historiador: identidad de quien habla ---------- */
.speaker {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 11px;
  padding-right: 46px; /* hueco para el botón de audio */
}

.speaker-avatar {
  width: 52px;
  height: 52px;
  flex: none;
  border-radius: 50%;
  object-fit: cover;
  object-position: 50% 32%; /* encuadra el rostro */
  border: 2px solid var(--gold);
  box-shadow: 0 2px 7px var(--shadow);
}

.speaker-id {
  display: flex;
  flex-direction: column;
  line-height: 1.28;
  min-width: 0;
}

.speaker-name {
  font-weight: 700;
  font-size: 15.5px;
  color: var(--crimson);
}

.speaker-tag {
  font-size: 12.5px;
  font-style: italic;
  color: var(--ink-soft);
}

/* Sobre la tarjeta oscura del enigma */
.card.enigma .speaker-avatar { border-color: var(--gold-bright); }
.card.enigma .speaker-name { color: var(--gold-bright); }
.card.enigma .speaker-tag { color: #c3b189; }

/* Avatar pequeño en pistas */
.mini-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  object-position: 50% 32%;
  border: 1.5px solid var(--gold);
  vertical-align: -8px;
  margin-right: 7px;
}

/* En móviles estrechos, que el nombre no parta en dos líneas */
@media (max-width: 420px) {
  .speaker-avatar { width: 46px; height: 46px; }
  .speaker-name { font-size: 14px; }
  .speaker-tag { font-size: 11.5px; }
  .speaker { gap: 9px; padding-right: 42px; }
}

/* Ficha de presentación en el prólogo */
figure.narrator-portrait img { max-height: 320px; }

.narrator-bio {
  font-style: italic;
}

.card.enigma {
  background: linear-gradient(180deg, #2f2013, #241809);
  color: #ecdcb8;
  border-color: var(--gold);
}

.card.enigma .card-label { color: var(--gold-bright); }
.card.enigma p { font-style: italic; }

/* ---------- Botones ---------- */
button {
  font-family: var(--serif);
  cursor: pointer;
  border: none;
  border-radius: var(--radius);
  transition: transform 0.12s ease, box-shadow 0.12s ease, opacity 0.2s;
}

button:active { transform: scale(0.97); }

.btn-primary {
  width: 100%;
  padding: 15px 20px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--parchment);
  background: linear-gradient(180deg, #8f2727, var(--crimson));
  border: 1.5px solid #5e1616;
  box-shadow: 0 4px 12px rgba(122, 31, 31, 0.45);
  margin-top: 14px;
}

.btn-secondary {
  width: 100%;
  padding: 12px 16px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
  background: rgba(184, 134, 11, 0.16);
  border: 1.5px solid rgba(184, 134, 11, 0.55);
  margin-top: 10px;
}

.btn-primary:disabled {
  opacity: 0.45;
  filter: grayscale(0.4);
  box-shadow: none;
  cursor: not-allowed;
}

.btn-ghost {
  background: none;
  border: none;
  color: var(--ink-soft);
  font-size: 14px;
  text-decoration: underline;
  padding: 10px;
  margin-top: 6px;
  align-self: center;
}

.btn-row { display: flex; gap: 10px; }
.btn-row > button { flex: 1; }

.btn-audio {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 17px;
  background: rgba(184, 134, 11, 0.2);
  border: 1.5px solid rgba(184, 134, 11, 0.6);
  display: grid;
  place-items: center;
}

.card.enigma .btn-audio {
  background: rgba(212, 160, 23, 0.15);
  color: var(--gold-bright);
}

/* ---------- Formulario de respuesta ---------- */
.answer-form { margin-top: 14px; }

.answer-format {
  font-size: 13px;
  color: var(--ink-soft);
  font-style: italic;
  margin: 0 0 6px 4px;
}

input[type="text"] {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  background: #f7eed9;
  border: 2px solid rgba(184, 134, 11, 0.6);
  border-radius: var(--radius);
  outline: none;
}

input[type="text"]:focus {
  border-color: var(--gold-bright);
  box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.25);
}

input.shake {
  animation: shake 0.4s;
  border-color: var(--crimson);
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-7px); }
  75% { transform: translateX(7px); }
}

/* ---------- Pistas ---------- */
.hint-box {
  margin-top: 12px;
  padding: 13px 15px;
  border-radius: var(--radius);
  font-size: 15.5px;
  line-height: 1.55;
  animation: fadein 0.4s ease;
}

.hint-box.subtle {
  background: rgba(212, 160, 23, 0.14);
  border: 1.5px dashed var(--gold);
}

.hint-box.direct {
  background: rgba(122, 31, 31, 0.08);
  border: 1.5px dashed var(--crimson);
}

.hint-box.reveal {
  background: rgba(46, 107, 52, 0.1);
  border: 1.5px solid var(--ok);
}

.hint-box .hint-title {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.hint-box ol {
  margin: 4px 0 0;
  padding-left: 20px;
}

.hint-box li { margin-bottom: 5px; }

.attempts-dots {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 10px;
}

.attempt-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--ink-soft);
}

.attempt-dot.used { background: var(--crimson); border-color: var(--crimson); }

/* ---------- Pantalla home (marca + selector de idioma) ---------- */
.home-screen {
  /* escapa del padding de #screen para ir a sangre completa */
  margin: calc(-1 * env(safe-area-inset-top) - 20px) -18px -32px;
  flex: 1;
  display: flex;
}

.home-photo {
  position: relative;
  flex: 1;
  min-height: 100dvh;
  overflow: hidden;
}

.home-photo > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(20, 12, 4, 0.55) 0%, rgba(20, 12, 4, 0.15) 32%, rgba(20, 12, 4, 0.35) 62%, rgba(12, 7, 2, 0.88) 100%);
}

.home-content {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  text-align: center;
  padding: 40px 22px calc(36px + env(safe-area-inset-bottom));
  color: #f7ecd6;
}

.home-emblem {
  width: 84px;
  height: auto;
  margin-bottom: 6px;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.6));
}

.home-title {
  font-size: 38px;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin: 0 0 6px;
  color: #f3dfa8;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.7), 0 1px 0 rgba(0, 0, 0, 0.4);
}

.home-tagline {
  font-style: italic;
  font-size: 15.5px;
  opacity: 0.92;
  margin: 0 0 30px;
  min-height: 1.4em;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6);
}

.home-langs {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 340px;
}

.home-lang-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 15px 20px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: #2b1d0e;
  background: rgba(247, 236, 214, 0.94);
  border: 1.5px solid rgba(184, 134, 11, 0.7);
  border-radius: var(--radius);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

.home-lang-btn:active { transform: scale(0.97); }

.home-lang-btn .flag {
  font-size: 22px;
  line-height: 1;
}

.home-credit {
  position: absolute;
  bottom: calc(8px + env(safe-area-inset-bottom));
  right: 10px;
  z-index: 1;
  margin: 0;
  font-size: 10.5px;
  color: rgba(247, 236, 214, 0.55);
}

/* ---------- Selector de idioma (título / candado) ---------- */
.lang-switcher {
  position: absolute;
  top: calc(10px + env(safe-area-inset-top));
  right: 14px;
  display: flex;
  gap: 6px;
  z-index: 2;
}

.lang-chip {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 16px;
  background: rgba(184, 134, 11, 0.14);
  border: 1.5px solid rgba(184, 134, 11, 0.4);
  opacity: 0.65;
}

.lang-chip.active {
  opacity: 1;
  border-color: var(--gold-bright);
  box-shadow: 0 0 0 2px rgba(212, 160, 23, 0.25);
}

/* ---------- Pantalla título ---------- */
.title-screen {
  position: relative; /* ancla del selector de idioma en la esquina */
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  padding: 24px 8px;
}

.title-emblem {
  width: 130px;
  height: auto;
  margin-bottom: 6px;
  filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.45));
}

.title-screen h1 {
  font-size: 36px;
  background: linear-gradient(180deg, #8a5c00, var(--crimson));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.title-sub {
  font-style: italic;
  color: var(--ink-soft);
  font-size: 16px;
  margin-top: 6px;
}

.title-meta {
  margin-top: 18px;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.7;
}

/* ---------- Navegación / mapa ---------- */
.map-link {
  display: block;
  text-align: center;
  margin-top: 10px;
  padding: 12px;
  border-radius: var(--radius);
  background: rgba(46, 107, 52, 0.12);
  border: 1.5px solid rgba(46, 107, 52, 0.5);
  color: var(--ok);
  font-weight: 700;
  text-decoration: none;
  font-size: 15.5px;
}

.gps-status {
  text-align: center;
  font-size: 14px;
  color: var(--ink-soft);
  margin-top: 10px;
  font-style: italic;
  min-height: 20px;
}

.gps-status.near { color: var(--ok); font-weight: 700; }

.pin-note {
  font-size: 12.5px;
  font-style: italic;
  opacity: 0.85;
}

/* ---------- Punto "estáis aquí" sobre el plano de Texeira ---------- */
.user-map-pin {
  position: absolute;
  width: 22px;
  height: 22px;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 5;
  animation: fadein 0.4s ease;
}

.pin-dot,
.pin-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
}

.pin-dot {
  width: 13px;
  height: 13px;
  margin: -6.5px 0 0 -6.5px;
  background: radial-gradient(circle at 35% 30%, #d34848, var(--crimson));
  border: 2px solid #fff6e6;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}

.pin-ring {
  width: 22px;
  height: 22px;
  margin: -11px 0 0 -11px;
  border: 2px solid var(--crimson);
  animation: pin-ping 1.7s ease-out infinite;
}

/* Cuando el jugador cae fuera de este fragmento del plano y se ha
   recortado su posición, el punto se distingue en dorado */
.user-map-pin.approximate .pin-dot {
  background: radial-gradient(circle at 35% 30%, #e0ab2e, var(--gold));
}
.user-map-pin.approximate .pin-ring {
  border-color: var(--gold);
}

@keyframes pin-ping {
  0% { transform: scale(0.6); opacity: 0.9; }
  100% { transform: scale(2.3); opacity: 0; }
}

/* ---------- Victoria ---------- */
.victory-screen { text-align: center; }

.victory-emblem { font-size: 64px; margin: 8px 0; }

.stats-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 15px;
}

.stats-table td {
  padding: 8px 6px;
  border-bottom: 1px solid rgba(184, 134, 11, 0.35);
  text-align: left;
}

.stats-table td:last-child {
  text-align: right;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.big-score {
  font-size: 44px;
  font-weight: 700;
  color: var(--crimson);
  margin: 6px 0;
}

/* ---------- Pista de pago ---------- */
.btn-hint {
  display: block;
  width: 100%;
  text-align: center;
  margin: 10px 0 4px;
}

/* ---------- Ranking de equipos ---------- */
.leaderboard-screen { text-align: center; }

.btn-back {
  align-self: flex-start;
  margin-bottom: 4px;
}

.field-label {
  display: block;
  text-align: left;
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0 0 6px 4px;
}

.leaderboard-rank {
  font-size: 20px;
  font-weight: 700;
  color: var(--crimson);
  margin: 6px 0 0;
}

.leaderboard-table th {
  padding: 8px 6px;
  border-bottom: 2px solid rgba(184, 134, 11, 0.5);
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.leaderboard-table th:last-child,
.leaderboard-table th:nth-last-child(2) {
  text-align: right;
}

.leaderboard-table td:nth-child(3) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ---------- Prueba extra (quiz de opción múltiple) ---------- */
.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.quiz-option {
  margin-top: 0;
  text-align: left;
}

.quiz-option:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.quiz-option.quiz-correct {
  background: rgba(46, 125, 50, 0.18);
  border-color: rgba(46, 125, 50, 0.6);
  color: var(--ink);
  opacity: 1;
}

.quiz-option.quiz-wrong {
  background: rgba(183, 28, 28, 0.14);
  border-color: rgba(183, 28, 28, 0.55);
  color: var(--ink);
  opacity: 1;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--parchment);
  padding: 12px 22px;
  border-radius: 30px;
  border: 1.5px solid var(--gold);
  font-family: var(--serif);
  font-size: 15.5px;
  z-index: 100;
  max-width: 86vw;
  text-align: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
  animation: fadein 0.3s ease;
}

/* ---------- Superposición de cámara (comparador histórico) ---------- */
body.no-scroll { overflow: hidden; }

.ar-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: #000;
  display: flex;
  flex-direction: column;
}

.ar-stage {
  position: relative;
  flex: 1;
  overflow: hidden;
  cursor: ew-resize;
  touch-action: none;
}

.ar-video,
.ar-old {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}

.ar-old {
  clip-path: inset(0 50% 0 0);
  filter: sepia(0.25) contrast(1.05);
}

.ar-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 0;
  z-index: 2;
  pointer-events: none;
}

.ar-handle::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -1px;
  width: 2px;
  background: var(--parchment);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.6);
}

.ar-handle-grip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--parchment);
  border: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--ink);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.ar-status {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  margin: 0;
  padding: 10px 18px;
  border-radius: 30px;
  background: rgba(0, 0, 0, 0.6);
  color: var(--parchment);
  font-family: var(--serif);
  font-size: 14.5px;
  text-align: center;
  max-width: 80%;
}

.ar-status-error { color: #f0b3b3; }

.ar-close {
  position: absolute;
  top: calc(14px + env(safe-area-inset-top));
  right: 14px;
  z-index: 4;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
  color: var(--parchment);
  font-size: 16px;
  border: 1px solid rgba(240, 227, 200, 0.35);
}

.ar-caption {
  background: var(--ink);
  padding: 14px 18px calc(16px + env(safe-area-inset-bottom));
}

.ar-caption p {
  margin: 0;
  font-family: var(--serif);
  color: var(--parchment);
  font-size: 14px;
  line-height: 1.5;
}

.ar-caption .ar-credit {
  margin-top: 6px;
  font-size: 11.5px;
  font-style: italic;
  color: rgba(240, 227, 200, 0.65);
}

/* ---------- Certificado de finalización (comparte .ar-overlay) ---------- */
.cert-stage {
  flex: 1;
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 70px 16px 16px;
}

.cert-canvas {
  max-width: 100%;
  max-height: 100%;
  border-radius: 6px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.cert-actions {
  display: flex;
  gap: 10px;
  padding: 14px 18px calc(16px + env(safe-area-inset-bottom));
  background: var(--ink);
}

.cert-actions button {
  flex: 1;
  margin: 0;
}

/* Escritorio: enmarcar como "cuaderno" */
@media (min-width: 600px) {
  #app {
    box-shadow: 0 0 60px rgba(43, 29, 14, 0.25);
    border-left: 1px solid rgba(184, 134, 11, 0.4);
    border-right: 1px solid rgba(184, 134, 11, 0.4);
    background: rgba(240, 227, 200, 0.35);
  }
}