/* ============================================
   PLUMA THEME — CLUSTER STYLES
   Grid de artículos y categorías con CSS
   variables para theming dinámico.
   ============================================ */

/* Fallback variables */
.pluma-cluster,
.pluma-cluster-cats {
    --pc-primary:   #2471a3;
    --pc-secondary: #2471a3;
    margin: 2.5em 0;
}

/* ============================================
   [pluma_cluster] — Grid de artículos
   ============================================ */

/* Cabecera del bloque (título + "ver más") */
.pluma-cluster__cabecera {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 3px solid #e5e7eb;
}

.pluma-cluster__titulo {
    font-size: 26px;
    font-weight: 800;
    color: var(--pc-secondary);
    margin: 0;
    line-height: 1.2;
}

.pluma-cluster__ver-mas {
    color: var(--pc-primary);
    font-weight: 700;
    text-decoration: none;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: opacity 0.25s ease;
}

.pluma-cluster__ver-mas:hover { opacity: 0.7; }

/* Grid con columnas */
.pluma-cluster__grid {
    display: grid;
    gap: 28px;
}

.pluma-cluster__grid--1cols { grid-template-columns: 1fr; }
.pluma-cluster__grid--2cols { grid-template-columns: repeat(2, 1fr); }
.pluma-cluster__grid--3cols { grid-template-columns: repeat(3, 1fr); }
.pluma-cluster__grid--4cols { grid-template-columns: repeat(4, 1fr); }
.pluma-cluster__grid--5cols { grid-template-columns: repeat(5, 1fr); }
.pluma-cluster__grid--6cols { grid-template-columns: repeat(6, 1fr); }

/* Tarjeta de artículo */
.pluma-cluster__item {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid #e5e7eb;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
    display: flex;
    flex-direction: column;
}

.pluma-cluster__item:hover {
    border-color: var(--pc-primary);
    transform: translateY(-6px);
    box-shadow: 0 18px 44px rgba(0,0,0,0.15);
}

/* Imagen */
.pluma-cluster__imagen-wrap {
    display: block;
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: #f0f0f0;
}

.pluma-cluster__imagen {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.pluma-cluster__item:hover .pluma-cluster__imagen {
    transform: scale(1.06);
}

.pluma-cluster__imagen-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.38));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.pluma-cluster__item:hover .pluma-cluster__imagen-overlay {
    opacity: 1;
}

/* Cuerpo de la tarjeta */
.pluma-cluster__cuerpo {
    padding: 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0;
}

.pluma-cluster__meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 12px;
    color: #999;
    flex-wrap: wrap;
}

.pluma-cluster__cat {
    background: var(--pc-primary);
    color: #fff;
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
    font-size: 11px;
    transition: opacity 0.2s ease;
}

.pluma-cluster__cat:hover { opacity: 0.85; }

.pluma-cluster__titulo-item {
    font-size: 17px;
    font-weight: 800;
    line-height: 1.4;
    margin: 0 0 10px;
}

.pluma-cluster__titulo-item a {
    color: var(--pc-secondary);
    text-decoration: none;
    transition: color 0.25s ease;
}

.pluma-cluster__titulo-item a:hover { color: var(--pc-primary); }

.pluma-cluster__extracto {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
    margin: 0 0 14px;
    flex: 1;
}

.pluma-cluster__leer-mas {
    color: var(--pc-primary);
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    transition: opacity 0.25s ease;
    align-self: flex-start;
    margin-top: auto;
}

.pluma-cluster__leer-mas:hover { opacity: 0.7; }

/* Pie del bloque (botón "ver todos") */
.pluma-cluster__pie {
    text-align: center;
    margin-top: 36px;
}

.pluma-cluster__btn-mas {
    display: inline-block;
    padding: 14px 36px;
    background: linear-gradient(135deg, var(--pc-primary) 0%, var(--pc-secondary) 100%);
    color: #fff;
    border-radius: 10px;
    font-weight: 700;
    font-size: 14px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.pluma-cluster__btn-mas:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(0,0,0,0.22);
    color: #fff;
}

/* ============================================
   [pluma_cluster_cats] — Grid de categorías
   ============================================ */

.pluma-cluster-cats__titulo {
    font-size: 26px;
    font-weight: 800;
    color: var(--pc-secondary);
    margin: 0 0 28px;
    text-align: center;
    position: relative;
    padding-bottom: 16px;
}

.pluma-cluster-cats__titulo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--pc-primary);
    border-radius: 3px;
}

.pluma-cluster-cats__grid {
    display: grid;
    gap: 20px;
}

.pluma-cluster-cats__grid--1cols { grid-template-columns: 1fr; }
.pluma-cluster-cats__grid--2cols { grid-template-columns: repeat(2, 1fr); }
.pluma-cluster-cats__grid--3cols { grid-template-columns: repeat(3, 1fr); }
.pluma-cluster-cats__grid--4cols { grid-template-columns: repeat(4, 1fr); }
.pluma-cluster-cats__grid--5cols { grid-template-columns: repeat(5, 1fr); }
.pluma-cluster-cats__grid--6cols { grid-template-columns: repeat(6, 1fr); }

/* Tarjeta de categoría */
.pluma-cluster-cats__item {
    display: block;
    text-decoration: none;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
    aspect-ratio: 4 / 3;
    position: relative;
}

.pluma-cluster-cats__item:hover {
    transform: translateY(-8px);
    box-shadow: 0 22px 52px rgba(0,0,0,0.22);
}

.pluma-cluster-cats__img-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.pluma-cluster-cats__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.pluma-cluster-cats__item:hover .pluma-cluster-cats__img {
    transform: scale(1.08);
}

.pluma-cluster-cats__img--placeholder {
    background: linear-gradient(135deg, var(--pc-secondary) 0%, var(--pc-primary) 100%);
    width: 100%;
    height: 100%;
}

.pluma-cluster-cats__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0.18) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 22px 20px;
    transition: background 0.3s ease;
}

.pluma-cluster-cats__item:hover .pluma-cluster-cats__overlay {
    background: linear-gradient(to top, rgba(0,0,0,0.88) 0%, rgba(0,0,0,0.3) 65%, transparent 100%);
}

.pluma-cluster-cats__nombre {
    display: block;
    color: #fff;
    font-size: 18px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 5px;
    text-shadow: 0 1px 5px rgba(0,0,0,0.5);
    transition: transform 0.3s ease;
}

.pluma-cluster-cats__item:hover .pluma-cluster-cats__nombre {
    transform: translateY(-3px);
}

.pluma-cluster-cats__count {
    display: block;
    color: rgba(255,255,255,0.75);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pluma-cluster-cats__desc {
    display: block;
    color: rgba(255,255,255,0.7);
    font-size: 12px;
    margin: 6px 0 0;
    line-height: 1.5;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .pluma-cluster__grid--4cols,
    .pluma-cluster__grid--5cols,
    .pluma-cluster__grid--6cols { grid-template-columns: repeat(3, 1fr); }

    .pluma-cluster-cats__grid--4cols,
    .pluma-cluster-cats__grid--5cols,
    .pluma-cluster-cats__grid--6cols { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .pluma-cluster__grid--3cols,
    .pluma-cluster__grid--4cols,
    .pluma-cluster__grid--5cols,
    .pluma-cluster__grid--6cols { grid-template-columns: repeat(2, 1fr); }

    .pluma-cluster-cats__grid--3cols,
    .pluma-cluster-cats__grid--4cols,
    .pluma-cluster-cats__grid--5cols,
    .pluma-cluster-cats__grid--6cols { grid-template-columns: repeat(2, 1fr); }

    .pluma-cluster__titulo { font-size: 22px; }
    .pluma-cluster-cats__titulo { font-size: 22px; }
}

@media (max-width: 480px) {
    .pluma-cluster__grid--2cols,
    .pluma-cluster__grid--3cols,
    .pluma-cluster__grid--4cols,
    .pluma-cluster__grid--5cols,
    .pluma-cluster__grid--6cols { grid-template-columns: 1fr; }

    .pluma-cluster-cats__grid--3cols,
    .pluma-cluster-cats__grid--4cols,
    .pluma-cluster-cats__grid--5cols,
    .pluma-cluster-cats__grid--6cols { grid-template-columns: repeat(2, 1fr); }

    .pluma-cluster-cats__item { aspect-ratio: 3 / 2; }
}