/* ==================================================================
   Eurosima — Indice cataloghi PDF per marca ([ix_brands_catalogs_index]).
   Usa i token di style.css (:root). Aesthetic allineata a category.css
   (card su --color-surface, bordo --color-line, hover senza ombra → lift
   minimo + bordo più scuro, titoli marca in --color-navy).
   ================================================================== */

.eu-catalogs {
  font-family: var(--font-sans);
  color: var(--color-ink);
  padding-block: var(--space-6) var(--space-12);
}
.eu-catalogs * { box-sizing: border-box; }
.eu-catalogs a { text-decoration: none; color: inherit; }

.eu-catalogs__empty {
  font-size: var(--fs-base);
  color: var(--color-muted);
  padding: var(--space-6);
  text-align: center;
}

/* ===================== Gruppo marca ===================== */
.eu-catalogs__brand { margin-bottom: var(--space-10); }
.eu-catalogs__brand:last-child { margin-bottom: 0; }

.eu-catalogs__brand-title {
  font-family: var(--font-serif);
  font-weight: var(--fw-regular);
  font-size: var(--fs-2xl);
  letter-spacing: -0.5px;
  line-height: 1.1;
  color: var(--color-navy);
  margin: 0 0 var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-line);
}

/* ===================== Griglia (4 col desktop) ===================== */
.eu-catalogs__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

/* ===================== Card / box scaricabile ===================== */
.eu-catalog-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg-d);
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.eu-catalog-card:hover {
  transform: translateY(-3px);
  border-color: #C9D6DE;
  box-shadow: 0 12px 28px -16px rgba(24, 56, 88, 0.30);
}
.eu-catalog-card:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 120, 232, 0.18);
}

/* --- Copertina --- */
.eu-catalog-card__cover {
  display: block;
  aspect-ratio: 3 / 4;
  background: var(--color-surface-alt);
  overflow: hidden;
}
.eu-catalog-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
/* Placeholder quando manca la copertina (riprende eu-cat__ph di category.css). */
.eu-catalog-card__ph {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-soft);
}
.eu-catalog-card__ph-label {
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--color-primary-ink);
  background: rgba(255, 255, 255, 0.7);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}

/* --- Corpo --- */
.eu-catalog-card__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-4);
}
.eu-catalog-card__title {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  line-height: 1.3;
  color: var(--color-ink);
}
.eu-catalog-card__size {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  color: var(--color-muted);
}
.eu-catalog-card__size::before {
  content: "";
  width: 14px;
  height: 14px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 15V3'/%3E%3Cpath d='m7 10 5 5 5-5'/%3E%3Cpath d='M21 21H3'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 15V3'/%3E%3Cpath d='m7 10 5 5 5-5'/%3E%3Cpath d='M21 21H3'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* ===================== Livello 1 — tile marca ===================== */
.eu-brandtile {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg-d);
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.eu-brandtile:hover {
  transform: translateY(-3px);
  border-color: #C9D6DE;
  box-shadow: 0 12px 28px -16px rgba(24, 56, 88, 0.30);
}
.eu-brandtile:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 120, 232, 0.18);
}
.eu-brandtile__cover {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 10;
  background: var(--color-surface-alt);
  overflow: hidden;
  padding: var(--space-4);
}
.eu-brandtile__img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }
.eu-brandtile__ph {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-soft);
}
.eu-brandtile__ph-label {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  line-height: 1.15;
  text-align: center;
  color: var(--color-navy);
  padding: 0 10px;
}
.eu-brandtile__body { display: flex; flex-direction: column; gap: 4px; padding: var(--space-4); }
.eu-brandtile__name { font-size: var(--fs-md); font-weight: var(--fw-bold); color: var(--color-navy); }
.eu-brandtile__count { font-family: var(--font-mono); font-size: var(--fs-2xs); color: var(--color-muted); }

/* ===================== Livello 2 — back link ===================== */
.eu-catalogs__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-primary-ink);
  margin-bottom: var(--space-4);
}
.eu-catalogs__back:hover { color: var(--color-navy); }
.eu-catalogs--brand .eu-catalogs__brand-title { margin-top: 0; }

/* ===================== Tablet (≤1024px): 2 col ===================== */
@media (max-width: 1024px) {
  .eu-catalogs__grid { grid-template-columns: repeat(2, 1fr); }
}

/* ===================== Mobile (≤560px): 1 col ===================== */
@media (max-width: 560px) {
  .eu-catalogs__grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .eu-catalogs__brand-title { font-size: var(--fs-xl); }
}