/**
 * Estilos del shortcode [exposiciones]
 */

.em-exposiciones-shortcode {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
    font-family: inherit;
}

/* ============================================
   FILTROS
   ============================================ */
.em-filtros {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 36px;
    justify-content: center;
}

.em-filtro {
    padding: 10px 22px;
    background: #fff;
    border: 1px solid #cbd6e2;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    color: #2c3e50;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.em-filtro:hover {
    border-color: #5196bb;
    background: #f0f8fd;
    color: #5196bb;
}

/* Estado activo: filtros de tiempo */
.em-filtro-estado.em-activo {
    background: linear-gradient(135deg, #5196bb 0%, #3d7aac 100%);
    color: #fff;
    border-color: #5196bb;
    box-shadow: 0 4px 12px rgba(81, 150, 187, 0.35);
}

/* ============================================
   GRID
   ============================================ */
.em-grid {
    display: grid;
    gap: 28px;
}

.em-grid-cols-1 {
    grid-template-columns: 1fr;
}

.em-grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.em-grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.em-grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 900px) {
    .em-grid-cols-3,
    .em-grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }

}

@media (max-width: 600px) {
    .em-grid-cols-2,
    .em-grid-cols-3,
    .em-grid-cols-4 {
        grid-template-columns: 1fr;
    }

}

/* ============================================
   TARJETA
   ============================================ */
.em-tarjeta {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.em-tarjeta:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.em-tarjeta-enlace {
    display: block;
    text-decoration: none !important;
    color: inherit;
}

.em-tarjeta-imagen {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #f0f6fb;
}

.em-tarjeta-imagen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.em-tarjeta:hover .em-tarjeta-imagen img {
    transform: scale(1.05);
}

.em-tarjeta-imagen-vacia {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: #b0c0d0;
}

/* Ribbon en la tarjeta */
.em-tarjeta-ribbon {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 5px 12px;
    border-radius: 20px;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Tarjetas pasadas: ligero desaturado */
.em-tarjeta-pasada .em-tarjeta-imagen img {
    filter: grayscale(20%) opacity(0.85);
}

/* Contenido de la tarjeta */
.em-tarjeta-contenido {
    padding: 20px 22px 22px;
}

.em-tarjeta-titulo {
    font-size: 20px;
    line-height: 1.25;
    font-weight: 700;
    margin: 0 0 6px;
    color: #1a2b3c;
}

.em-tarjeta-subtitulo {
    font-size: 14px;
    color: #5b6b7b;
    font-style: italic;
    margin: 0 0 14px;
    line-height: 1.4;
}

.em-tarjeta-fecha,
.em-tarjeta-lugar {
    font-size: 13px;
    color: #2c3e50;
    margin: 0 0 4px;
    line-height: 1.4;
}

.em-tarjeta-lugar {
    color: #5b6b7b;
}

/* Sin resultados */
.em-sin-resultados {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px 20px;
    color: #7b8a9a;
    font-size: 16px;
    font-style: italic;
    background: #f8fbfd;
    border-radius: 12px;
    border: 1px dashed #cbd6e2;
}

/* Animación cuando se filtra */
.em-tarjeta.em-oculta {
    display: none;
}

/* ============================================
   SEPARADORES "PRÓXIMOS" / "PASADOS"
   (Solo aparecen en estado="todos" cuando hay de ambos tipos)
   ============================================ */
.em-separador-grupo {
    grid-column: 1 / -1;
    position: relative;
    text-align: center;
    margin: 8px 0 4px;
    padding: 0;
}

.em-separador-grupo:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #cbd6e2 30%, #cbd6e2 70%, transparent 100%);
}

.em-separador-grupo span {
    position: relative;
    display: inline-block;
    background: #fff;
    padding: 8px 22px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #fff;
    border-radius: 30px;
}

.em-separador-proximos span {
    background: linear-gradient(135deg, #5196bb 0%, #3d7aac 100%);
    box-shadow: 0 4px 12px rgba(81, 150, 187, 0.3);
}

.em-separador-pasados span {
    background: linear-gradient(135deg, #2e5f7e 0%, #1f4561 100%);
    box-shadow: 0 4px 12px rgba(46, 95, 126, 0.3);
}

/* Ocultar separadores cuando se filtra (con JS al cambiar pestaña) */
.em-separador-grupo.em-oculta {
    display: none;
}


/* Estados temporales de exposiciones */
.em-ribbon-actuales,
.em-tarjeta-ribbon.em-ribbon-actuales,
.em-separador-actuales span {
    background: linear-gradient(135deg, #5196bb 0%, #3d7aac 100%);
}

.em-ribbon-proximas,
.em-tarjeta-ribbon.em-ribbon-proximas,
.em-separador-proximas span {
    background: linear-gradient(135deg, #6babcc 0%, #5196bb 100%);
}

.em-ribbon-pasadas,
.em-tarjeta-ribbon.em-ribbon-pasadas,
.em-separador-pasadas span {
    background: linear-gradient(135deg, #2e5f7e 0%, #1f4561 100%);
}

.em-tarjeta-estado-pasadas .em-tarjeta-imagen img {
    filter: grayscale(20%) opacity(0.85);
}