/* ============================================================
   CATÁLOGO — archive-libro.php + single-libro.php
   Shell neutro rosa; cada tarjeta/ficha hereda --sr-accent de su
   portada vía style inline en el contenedor (ver plantillas PHP).
   ============================================================ */

/* ---------- Archivo: cabecera ---------- */
.sr-catalog__header {
  padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(2rem, 5vw, 3rem);
  text-align: center;
}
.sr-catalog__header h1 { margin-block: 0.4rem 0.6rem; }
.sr-catalog__lede {
  max-width: 46ch;
  margin-inline: auto;
  color: var(--sr-muted);
}

/* ---------- Archivo: grid ---------- */
.sr-catalog__grid-wrap { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.sr-catalog__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1rem, 3vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
@media (min-width: 640px) {
  .sr-catalog__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .sr-catalog__grid { grid-template-columns: repeat(4, 1fr); }
}

.sr-book-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0;
  overflow: hidden;
  text-decoration: none;
  color: var(--sr-text);
  border-color: var(--sr-line);
  transition: border-color 0.25s var(--sr-ease), transform 0.25s var(--sr-ease), box-shadow 0.25s var(--sr-ease);
}
.sr-book-card:hover,
.sr-book-card:focus-visible {
  border-color: var(--sr-accent);
  box-shadow: var(--sr-shadow);
  transform: translateY(-3px);
}
.sr-book-card:hover .sr-book-card__title,
.sr-book-card:focus-visible .sr-book-card__title { color: var(--sr-accent); }

.sr-book-card__cover {
  position: relative;
  display: block;
  aspect-ratio: 2 / 3;
  background: var(--sr-surface-2);
  overflow: hidden;
}
.sr-book-card__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sr-book-card__badge {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  background: var(--sr-accent);
  color: var(--sr-on-accent);
  font-family: var(--sr-font-body);
  font-weight: 700;
  font-size: var(--sr-step--1);
  line-height: 1;
  padding: 0.4em 0.7em;
  border-radius: 999px;
}

.sr-book-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.9rem 1rem 1.1rem;
}
.sr-book-card__title {
  font-family: var(--sr-font-display);
  color: var(--sr-ink);
  font-size: var(--sr-step-1);
  line-height: 1.2;
  transition: color 0.2s var(--sr-ease);
}
.sr-book-card__subtitle {
  color: var(--sr-muted);
  font-size: var(--sr-step--1);
}

/* ---------- Single: ficha ---------- */
.sr-book__article { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.sr-book__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}
@media (min-width: 768px) {
  .sr-book__inner { grid-template-columns: minmax(260px, 380px) 1fr; }
}

.sr-book__cover {
  aspect-ratio: 2 / 3;
  border-radius: var(--sr-radius);
  overflow: hidden;
  box-shadow: var(--sr-shadow);
  background: var(--sr-surface-2);
}
.sr-book__cover img { display: block; width: 100%; height: 100%; object-fit: cover; }

.sr-book__title { margin-block: 0.3rem 0.3rem; }
.sr-book__subtitle {
  font-family: var(--sr-font-display);
  color: var(--sr-muted);
  font-size: var(--sr-step-1);
  font-style: italic;
  margin-block-end: 0.6rem;
}

.sr-book__badge {
  position: static;
  display: inline-flex;
  margin-block: 0.2rem 1rem;
}

.sr-book__sinopsis {
  max-width: 62ch;
  color: var(--sr-text);
}
.sr-book__sinopsis p:first-child { margin-top: 0; }

.sr-book__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.9rem 1.5rem;
  max-width: 62ch;
  margin-block: 1.5rem;
  padding-block: 1.2rem;
  border-block: 1px solid var(--sr-line);
}
.sr-book__meta div { display: flex; flex-direction: column; gap: 0.15rem; }
.sr-book__meta dt {
  font-family: var(--sr-font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--sr-step--1);
  color: var(--sr-accent);
}
.sr-book__meta dd { margin: 0; }

.sr-book__precio {
  font-family: var(--sr-font-display);
  font-size: var(--sr-step-2);
  color: var(--sr-ink);
  margin-block: 0.4rem 0.9rem;
}

.sr-book__cta { margin-block-end: 1.6rem; }

.sr-book__back a { color: var(--sr-muted); font-size: var(--sr-step--1); }
.sr-book__back a:hover { color: var(--sr-accent); }