/* ============================================
   Spectra Category Filter — Estilos Frontend
   ============================================ */

/* ── Contenedor de filtros ── */
.scf-filter-wrapper {
    margin-bottom: 28px;
}

/* ── Fila de botones ── */
.scf-filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

/* ── Botón base ── */
.scf-filter-btn {
    display: inline-block;
    padding: 9px 22px;
    border-radius: 50px;
    border: 2px solid #214C5A;
    background-color: #ffffff;
    color: #214C5A;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.3;
    cursor: pointer;
    transition: background-color 0.22s ease, color 0.22s ease, border-color 0.22s ease, transform 0.15s ease, box-shadow 0.22s ease;
    white-space: nowrap;
    text-transform: none;
    letter-spacing: 0.02em;
    box-shadow: 0 1px 3px rgba(33, 76, 90, 0.08);
    outline: none;
    font-family: inherit;
}

/* ── Hover ── */
.scf-filter-btn:hover {
    background-color: #214C5A;
    color: #ffffff;
    border-color: #214C5A;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(33, 76, 90, 0.25);
}

/* ── Activo / seleccionado ── */
.scf-filter-btn.scf-active {
    background-color: #214C5A;
    color: #ffffff;
    border-color: #214C5A;
    box-shadow: 0 4px 12px rgba(33, 76, 90, 0.25);
}

.scf-filter-btn.scf-active:hover {
    background-color: #1a3b47;
    border-color: #1a3b47;
}

/* ── Focus accesible ── */
.scf-filter-btn:focus-visible {
    outline: 3px solid #214C5A;
    outline-offset: 3px;
}

/* ── Indicador de carga ── */
.scf-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
    color: #214C5A;
    font-size: 14px;
    font-weight: 500;
}

.scf-loading-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(33, 76, 90, 0.2);
    border-top-color: #214C5A;
    border-radius: 50%;
    animation: scf-spin 0.7s linear infinite;
    flex-shrink: 0;
}

@keyframes scf-spin {
    to { transform: rotate(360deg); }
}

/* ── Grid durante la transición ── */
[data-scf-block-id] {
    transition: opacity 0.25s ease;
}

[data-scf-block-id].scf-is-loading {
    opacity: 0.35;
    pointer-events: none;
}

/* ── Mensaje "sin resultados" ── */
.scf-no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 48px 24px;
    color: #214C5A;
    font-size: 15px;
    opacity: 0.7;
}

/* ── Posts renderizados por el plugin ── */
.scf-posts-grid {
    display: grid;
    gap: 28px;
    grid-template-columns: repeat(3, 1fr);
}

.scf-posts-grid.scf-cols-1 { grid-template-columns: 1fr; }
.scf-posts-grid.scf-cols-2 { grid-template-columns: repeat(2, 1fr); }
.scf-posts-grid.scf-cols-3 { grid-template-columns: repeat(3, 1fr); }
.scf-posts-grid.scf-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .scf-posts-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

@media (max-width: 600px) {
    .scf-posts-grid { grid-template-columns: 1fr !important; }

    .scf-filter-buttons {
        gap: 8px;
    }

    .scf-filter-btn {
        padding: 7px 16px;
        font-size: 13px;
    }
}

.scf-post__item {
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0,0,0,0.07);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
    display: flex;
    flex-direction: column;
}

.scf-post__item:hover {
    box-shadow: 0 4px 16px rgba(33, 76, 90, 0.15);
    transform: translateY(-2px);
}

.scf-post__image img {
    width: 100%;
    height: auto;
    display: block;
}

.scf-post__content {
    padding: 18px 20px 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.scf-post__title {
    margin: 0 0 8px;
    font-size: 16px;
    line-height: 1.4;
}

.scf-post__title a {
    color: inherit;
    text-decoration: none;
}

.scf-post__title a:hover {
    color: #214C5A;
}

.scf-post__meta {
    font-size: 13px;
    color: #888;
    margin-bottom: 10px;
}

.scf-post__excerpt {
    font-size: 14px;
    color: #555;
    flex: 1;
}

.scf-post__excerpt p { margin: 0 0 14px; }

.scf-read-more {
    display: inline-block;
    padding: 7px 18px;
    border-radius: 50px;
    border: 2px solid #214C5A;
    background: #fff;
    color: #214C5A;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
    align-self: flex-start;
}

.scf-read-more:hover {
    background: #214C5A;
    color: #fff;
}

/* ── Fade-in al insertar el nuevo contenido ── */
@keyframes scf-fadein {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.scf-posts-grid .scf-post__item {
    animation: scf-fadein 0.3s ease both;
}

/* Reducción de movimiento */
@media (prefers-reduced-motion: reduce) {
    .scf-filter-btn,
    [data-scf-block-id],
    .scf-post__item,
    .scf-posts-grid .scf-post__item {
        transition: none;
        animation: none;
    }

    .scf-loading-spinner {
        animation: none;
        border-top-color: #214C5A;
    }
}