:root {
  --madera-oscura: #24150d;
  --madera: #5a321d;
  --madera-clara: #8a5933;
  --dorado: #c7a34b;
  --dorado-claro: #f0d98a;
  --crema: #f4ecd8;
  --crema-oscura: #d9c8a0;
  --negro: #0f0b08;
  --sombra: rgba(8, 5, 3, 0.55);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--crema);
  font-family: "Libre Baskerville", Georgia, serif;
  background:
    radial-gradient(circle at 18% 10%, rgba(199, 163, 75, 0.14), transparent 28rem),
    linear-gradient(135deg, #100b08 0%, #25140d 48%, #090604 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  opacity: 0.18;
  background-image:
    linear-gradient(90deg, transparent 0 96%, rgba(244, 236, 216, 0.2) 97% 100%),
    linear-gradient(0deg, transparent 0 96%, rgba(244, 236, 216, 0.12) 97% 100%);
  background-size: 44px 44px;
}

.cabecera {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 46px 0 24px;
  text-align: center;
}

.sello {
  margin: 0 0 16px;
  color: var(--dorado-claro);
  font-size: clamp(1.1rem, 2.6vw, 1.9rem);
  font-weight: 700;
  letter-spacing: 0.22rem;
  text-transform: uppercase;
  text-shadow: 0 3px 12px rgba(0, 0, 0, 0.45);
}

h1,
h2 {
  font-family: "Cinzel", Georgia, serif;
}

h1 {
  margin: 0;
  color: var(--dorado-claro);
  font-size: clamp(2.5rem, 7.4vw, 6rem);
  line-height: 0.95;
  letter-spacing: 0;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
}


h1.titulo-principal {
  white-space: nowrap;
  font-size: clamp(1.65rem, 4.45vw, 3.35rem);
  letter-spacing: -0.045rem;
}

.subtitulo {
  max-width: 760px;
  margin: 18px auto 0;
  color: var(--crema);
  font-size: clamp(1rem, 2.5vw, 1.28rem);
  font-style: italic;
  line-height: 1.6;
}

.biblioteca {
  width: min(1120px, calc(100% - 28px));
  margin: 18px auto 0;
}

.estanteria {
  position: relative;
  min-height: 470px;
  padding: 76px clamp(18px, 5vw, 62px) 92px;
  border: 10px solid #3b2114;
  border-radius: 8px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06), transparent 16%, rgba(0, 0, 0, 0.18) 75%),
    repeating-linear-gradient(92deg, #6c3f25 0 18px, #5a321d 18px 33px, #7c4b2b 33px 50px);
  box-shadow: 0 30px 70px var(--sombra), inset 0 0 35px rgba(0, 0, 0, 0.45);
}

.panel-fondo {
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(240, 217, 138, 0.18);
  border-radius: 5px;
  background: rgba(17, 10, 6, 0.22);
}

.balda {
  position: absolute;
  left: 0;
  right: 0;
  height: 34px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent 48%, rgba(0, 0, 0, 0.38)),
    repeating-linear-gradient(90deg, #8b5633 0 24px, #69391f 24px 46px, #9b653c 46px 68px);
  box-shadow: 0 9px 18px rgba(0, 0, 0, 0.38);
}

.balda-superior {
  top: 24px;
}

.balda-inferior {
  bottom: 44px;
}

.lista-libros {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(8, minmax(62px, 1fr));
  align-items: end;
  gap: clamp(10px, 2vw, 18px);
  min-height: 320px;
}

.libro {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: var(--alto-libro);
  min-height: 230px;
  padding: 18px 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 5px 5px 3px 3px;
  color: var(--crema);
  cursor: pointer;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.18), transparent 18%, rgba(0, 0, 0, 0.24) 78%),
    var(--color-libro);
  box-shadow:
    inset 10px 0 14px rgba(255, 255, 255, 0.08),
    inset -10px 0 14px rgba(0, 0, 0, 0.24),
    0 14px 22px rgba(0, 0, 0, 0.35);
  transition: transform 180ms ease, filter 180ms ease, box-shadow 180ms ease;
}

.libro::before,
.libro::after {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 9px;
  content: "";
  border-top: 1px solid rgba(240, 217, 138, 0.7);
  border-bottom: 1px solid rgba(240, 217, 138, 0.55);
}

.libro::before {
  top: 22px;
}

.libro::after {
  bottom: 22px;
}

.libro:hover,
.libro:focus-visible {
  z-index: 2;
  outline: none;
  filter: brightness(1.08);
  transform: translateY(-10px) rotate(-1deg);
  box-shadow:
    inset 10px 0 14px rgba(255, 255, 255, 0.1),
    inset -10px 0 14px rgba(0, 0, 0, 0.24),
    0 24px 30px rgba(0, 0, 0, 0.45);
}

.libro-proximo {
  opacity: 0.82;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.1), transparent 18%, rgba(0, 0, 0, 0.3) 78%),
    repeating-linear-gradient(45deg, #3b3028 0 12px, #4a3d32 12px 24px);
}

.lomo-texto {
  display: block;
  max-height: calc(var(--alto-libro) - 70px);
  color: var(--crema);
  font-family: "Cinzel", Georgia, serif;
  font-size: clamp(0.78rem, 1.4vw, 1rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.2;
  text-align: center;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.55);
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.zona-contacto {
  display: flex;
  justify-content: center;
  padding: 32px 16px 54px;
}

.boton-contacto,
.boton-prologo,
.boton-comprar,
.boton-cerrar {
  min-height: 46px;
  border: 1px solid rgba(240, 217, 138, 0.72);
  border-radius: 4px;
  font-family: "Cinzel", Georgia, serif;
  font-weight: 700;
  letter-spacing: 0;
  text-decoration: none;
  cursor: pointer;
}

.boton-contacto,
.boton-prologo,
.boton-comprar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  color: var(--negro);
  background: linear-gradient(180deg, var(--dorado-claro), var(--dorado));
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.32);
}

.boton-cerrar {
  padding: 12px 20px;
  color: var(--crema);
  background: rgba(15, 11, 8, 0.35);
}

.ficha-autor {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  width: min(760px, calc(100% - 32px));
  margin: 32px auto 0;
  padding: 22px;
  border: 1px solid rgba(240, 217, 138, 0.28);
  border-radius: 8px;
  background: rgba(17, 10, 6, 0.58);
  box-shadow: 0 20px 50px var(--sombra);
}

.autor-foto-marco {
  width: 150px;
  height: 150px;
  padding: 6px;
  border: 1px solid rgba(240, 217, 138, 0.48);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.24);
}

.autor-foto-marco img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
}

.autor-etiqueta {
  margin: 0 0 6px;
  color: var(--dorado-claro);
  font-family: "Cinzel", Georgia, serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12rem;
  text-transform: uppercase;
}

.autor-texto h2 {
  margin: 0 0 8px;
  color: var(--dorado-claro);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  line-height: 1.15;
}

.autor-texto p {
  margin: 0;
  color: var(--crema);
  line-height: 1.7;
}


.pie-web {
  width: min(1120px, calc(100% - 32px));
  margin: -22px auto 0;
  padding: 0 16px 34px;
  color: var(--crema-oscura);
  font-size: 0.78rem;
  line-height: 1.7;
  text-align: center;
}

.copyright {
  margin: 0 0 10px;
  color: var(--crema);
  font-weight: 700;
}

.copyright a,
.enlace-pie-whatsapp {
  color: var(--dorado-claro);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 217, 138, 0.48);
}

.copyright a:hover,
.copyright a:focus-visible,
.enlace-pie-whatsapp:hover,
.enlace-pie-whatsapp:focus-visible {
  color: var(--crema);
  border-bottom-color: var(--crema);
}


.pie-contactos {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0 auto 18px;
}

.pie-tarjeta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid rgba(240, 217, 138, 0.38);
  border-radius: 8px;
  color: var(--crema);
  text-decoration: none;
  background: rgba(17, 10, 6, 0.68);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}

.pie-tarjeta span {
  color: var(--crema);
  font-size: 0.86rem;
}

.pie-tarjeta strong {
  color: var(--dorado-claro);
  font-family: "Cinzel", Georgia, serif;
  font-size: clamp(1.05rem, 2.6vw, 1.65rem);
  letter-spacing: 0.04rem;
}

.enlace-whatsapp-inline {
  color: var(--dorado-claro);
  font-weight: 700;
  text-decoration: none;
}

.enlace-whatsapp-inline:hover,
.enlace-whatsapp-inline:focus-visible,
.pie-tarjeta:hover strong,
.pie-tarjeta:focus-visible strong {
  text-decoration: underline;
}


.copyright a {
  color: var(--dorado-claro);
  text-decoration: none;
}

.copyright a:hover,
.copyright a:focus-visible {
  text-decoration: underline;
}

.enlaces-legales {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 16px;
}

.enlaces-legales a {
  color: var(--dorado-claro);
  text-decoration: none;
}

.enlaces-legales a:hover,
.enlaces-legales a:focus-visible {
  text-decoration: underline;
}

.pagina-legal {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto 48px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid rgba(240, 217, 138, 0.28);
  border-radius: 8px;
  background: rgba(17, 10, 6, 0.58);
  box-shadow: 0 24px 60px var(--sombra);
}

.pagina-legal h2 {
  margin-top: 0;
  color: var(--dorado-claro);
  font-size: clamp(1.8rem, 4vw, 3rem);
}

.pagina-legal h3 {
  margin-top: 28px;
  color: var(--dorado-claro);
  font-family: "Cinzel", Georgia, serif;
}

.pagina-legal p,
.pagina-legal li {
  color: var(--crema);
  line-height: 1.75;
}

.pagina-legal a {
  color: var(--dorado-claro);
}

.contacto-autor {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.volver-inicio {
  display: inline-flex;
  margin-top: 22px;
  color: var(--negro);
  background: linear-gradient(180deg, var(--dorado-claro), var(--dorado));
  border: 1px solid rgba(240, 217, 138, 0.72);
  border-radius: 4px;
  padding: 12px 18px;
  font-family: "Cinzel", Georgia, serif;
  font-weight: 700;
  text-decoration: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal.abierto {
  display: flex;
}

.modal-cortina {
  position: absolute;
  inset: 0;
  background: rgba(8, 5, 3, 0.78);
  backdrop-filter: blur(5px);
}

.modal-contenido {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(180px, 280px) minmax(0, 1fr);
  gap: 28px;
  width: min(820px, 100%);
  max-height: min(720px, calc(100vh - 36px));
  overflow: auto;
  padding: clamp(20px, 4vw, 34px);
  border: 1px solid rgba(240, 217, 138, 0.48);
  border-radius: 8px;
  color: var(--crema);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), transparent 34%),
    #20130d;
  box-shadow: 0 34px 80px rgba(0, 0, 0, 0.62);
}

.cerrar-icono {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 38px;
  height: 38px;
  border: 0;
  color: var(--crema);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  background: transparent;
}

.portada-marco {
  align-self: start;
  padding: 10px;
  border: 1px solid rgba(240, 217, 138, 0.35);
  background: rgba(0, 0, 0, 0.22);
}

.portada-marco img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.44);
}

.modal-etiqueta {
  margin: 0 0 10px;
  color: var(--dorado-claro);
  font-family: "Cinzel", Georgia, serif;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.modal-texto h2 {
  margin: 0 0 16px;
  color: var(--dorado-claro);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  line-height: 1.1;
}

.modal-texto p {
  line-height: 1.75;
}

.modal-acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

@media (max-width: 760px) {
  .pie-contactos {
    grid-template-columns: 1fr;
  }

  .cabecera {
    padding-top: 34px;
  }

  .estanteria {
    min-height: auto;
    padding: 60px 14px 82px;
    border-width: 7px;
  }

  .lista-libros {
    grid-template-columns: repeat(4, minmax(52px, 1fr));
    min-height: 540px;
    gap: 12px;
  }

  .libro {
    min-height: 220px;
  }

  .lomo-texto {
    font-size: 0.74rem;
  }

  .modal-contenido {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .ficha-autor,
  .contacto-autor {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .portada-marco {
    width: min(220px, 72%);
    margin: 0 auto;
  }
}

@media (max-width: 430px) {
  .lista-libros {
    grid-template-columns: repeat(3, minmax(54px, 1fr));
  }

  .boton-contacto,
  .boton-prologo,
  .boton-comprar,
  .boton-cerrar {
    width: 100%;
  }
}


.pagina-prologo {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto 54px;
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid rgba(240, 217, 138, 0.28);
  border-radius: 8px;
  background: rgba(17, 10, 6, 0.62);
  box-shadow: 0 24px 60px var(--sombra);
}

.pagina-prologo h2 {
  margin: 0 0 12px;
  color: var(--dorado-claro);
  font-size: clamp(1.75rem, 4vw, 3rem);
  line-height: 1.12;
}

.pagina-prologo .obra-subtitulo {
  margin: 0 0 26px;
  color: var(--crema-oscura);
  font-size: 1.05rem;
  font-style: italic;
  line-height: 1.6;
}

.bloque-prologo {
  padding: 22px 0;
  border-top: 1px solid rgba(240, 217, 138, 0.18);
}

.bloque-prologo p {
  color: var(--crema);
  font-size: 1rem;
  line-height: 1.85;
}

.destacado-prologo {
  margin: 26px 0;
  padding: 20px 22px;
  border-left: 4px solid var(--dorado-claro);
  color: var(--crema);
  background: rgba(240, 217, 138, 0.08);
  font-style: italic;
  line-height: 1.8;
}

.datos-obra {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 10px;
}

.dato-obra {
  padding: 14px;
  border: 1px solid rgba(240, 217, 138, 0.2);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.16);
}

.dato-obra strong {
  display: block;
  margin-bottom: 5px;
  color: var(--dorado-claro);
  font-family: "Cinzel", Georgia, serif;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.acciones-prologo {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

@media (max-width: 760px) {
  .datos-obra {
    grid-template-columns: 1fr;
  }
}


/* Ajuste final: títulos siempre dentro del ancho de pantalla */
.cabecera h1,
.cabecera h1.titulo-principal {
  display: block;
  width: 100%;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  white-space: nowrap;
  overflow: visible;
  text-align: center;
  font-size: clamp(0.9rem, 4.2vw, 3.25rem);
  line-height: 1;
  letter-spacing: -0.03rem;
}

.pagina-prologo h2,
.modal-texto h2 {
  max-width: 100%;
  white-space: nowrap;
  overflow: visible;
  font-size: clamp(1.25rem, 5.2vw, 2.35rem);
  line-height: 1.08;
}

@media (max-width: 430px) {
  .cabecera {
    width: min(100%, calc(100% - 18px));
  }

  .cabecera h1,
  .cabecera h1.titulo-principal {
    font-size: clamp(0.82rem, 4.05vw, 1.1rem);
    letter-spacing: -0.04rem;
  }

  .sello {
    font-size: clamp(0.82rem, 4vw, 1.1rem);
    letter-spacing: 0.08rem;
  }

  .pagina-prologo h2,
  .modal-texto h2 {
    font-size: clamp(1.2rem, 5.4vw, 1.7rem);
  }
}


/* Ajuste imagen autor carpeta imagen */
.autor-foto-marco {
  overflow: hidden;
}

.autor-foto-marco img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}