/* =============================================
   Category Posts Filter - Styles
   ============================================= */

/* -- Variables -- */
:root {
    --cpf-primary:    #7B2D4E;   /* vino/bordo */
    --cpf-primary-lt: #9e3d68;
    --cpf-accent:     #c8455f;
    --cpf-text:       #1a1a2e;
    --cpf-muted:      #6b7280;
    --cpf-border:     #e5e7eb;
    --cpf-bg:         #ffffff;
    --cpf-pill-bg:    #f3f4f6;
    --cpf-radius:     10px;
    --cpf-shadow:     0 2px 12px rgba(0,0,0,.08);
    --cpf-shadow-hov: 0 6px 24px rgba(123,45,78,.18);
    --cpf-font:       inherit;
    --cpf-speed:      .22s;
}

/* -- Wrapper -- */
.cpf-wrapper {
    position: relative;
    font-family: var(--cpf-font);
    color: var(--cpf-text);
}

/* =============================================
   FILTROS
   ============================================= */
.cpf-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px 24px;
    margin-bottom: 36px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--cpf-border);
}

/* Pills de año */
.cpf-year-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.cpf-year-btn {
    padding: 7px 18px;
    border: 2px solid var(--cpf-border);
    border-radius: 50px;
    background: var(--cpf-pill-bg);
    color: var(--cpf-muted);
    font-size: .84rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--cpf-speed), border-color var(--cpf-speed),
                color var(--cpf-speed), transform .15s;
    line-height: 1;
}

.cpf-year-btn:hover {
    border-color: var(--cpf-primary);
    color: var(--cpf-primary);
    transform: translateY(-1px);
}

.cpf-year-btn.active {
    background: var(--cpf-primary);
    border-color: var(--cpf-primary);
    color: #fff;
    font-weight: 600;
}

/* =============================================
   GRID
   ============================================= */
.cpf-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    min-height: 200px;
}

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

@media (max-width: 580px) {
    .cpf-grid { grid-template-columns: 1fr; }
    .cpf-filters { flex-direction: column; align-items: flex-start; }
}

/* =============================================
   CARD
   ============================================= */
.cpf-card {
    background: var(--cpf-bg);
    border-radius: var(--cpf-radius);
    overflow: hidden;
    box-shadow: var(--cpf-shadow);
    transition: box-shadow var(--cpf-speed), transform var(--cpf-speed);
    display: flex;
    flex-direction: column;
}

.cpf-card:hover {
    box-shadow: var(--cpf-shadow-hov);
    transform: translateY(-4px);
}

/* Thumbnail */
.cpf-card-thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #f0e8ed;
}

.cpf-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .5s ease;
}

.cpf-card:hover .cpf-card-thumb img {
    transform: scale(1.05);
}

.cpf-no-thumb {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f0e8ed 0%, #e2d0d8 100%);
}

/* Etiqueta de categoría */
.cpf-cat-label {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--cpf-primary);
    color: #fff;
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 4px 10px;
    border-radius: 50px;
}

/* Body */
.cpf-card-body {
    padding: 18px 20px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.cpf-card-date {
    font-size: .78rem;
    color: var(--cpf-muted);
    margin: 0 0 8px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.cpf-icon-cal {
    font-size: .85rem;
    line-height: 1;
}

.cpf-card-title {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.35;
    margin: 0 0 10px;
    color: var(--cpf-text);
}

.cpf-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--cpf-speed);
}

.cpf-card-title a:hover {
    color: var(--cpf-primary);
}

.cpf-card-excerpt {
    font-size: .86rem;
    color: var(--cpf-muted);
    line-height: 1.55;
    margin: 0 0 16px;
    flex: 1;
}

.cpf-read-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--cpf-primary);
    font-size: .85rem;
    font-weight: 600;
    text-decoration: none;
    transition: gap var(--cpf-speed), color var(--cpf-speed);
    margin-top: auto;
}

.cpf-read-more:hover {
    color: var(--cpf-accent);
    gap: 10px;
}

.cpf-read-more span {
    font-size: 1rem;
    transition: transform var(--cpf-speed);
}

.cpf-read-more:hover span {
    transform: translateX(3px);
}

/* =============================================
   PAGINACIÓN
   ============================================= */
.cpf-pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.cpf-page-btn {
    min-width: 38px;
    height: 38px;
    padding: 0 10px;
    border: 2px solid var(--cpf-border);
    border-radius: 50%;
    background: var(--cpf-bg);
    color: var(--cpf-muted);
    font-size: .88rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--cpf-speed), border-color var(--cpf-speed), color var(--cpf-speed);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cpf-page-btn:hover {
    border-color: var(--cpf-primary);
    color: var(--cpf-primary);
}

.cpf-page-btn.active {
    background: var(--cpf-primary);
    border-color: var(--cpf-primary);
    color: #fff;
    font-weight: 700;
}

.cpf-page-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    color: var(--cpf-muted);
    font-size: .9rem;
}

/* =============================================
   NO RESULTS
   ============================================= */
.cpf-no-results {
    text-align: center;
    color: var(--cpf-muted);
    font-size: .95rem;
    padding: 40px 20px;
    grid-column: 1 / -1;
}

/* =============================================
   LOADING OVERLAY
   ============================================= */
.cpf-loading {
    display: none;
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,.7);
    z-index: 10;
    align-items: center;
    justify-content: center;
}

.cpf-loading.is-visible {
    display: flex;
}

.cpf-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--cpf-border);
    border-top-color: var(--cpf-primary);
    border-radius: 50%;
    animation: cpf-spin .7s linear infinite;
}

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

/* =============================================
   TRANSICIÓN AL CAMBIAR FILTRO
   ============================================= */
.cpf-grid.is-fading {
    opacity: .4;
    transition: opacity .15s;
}

.cpf-grid.is-visible {
    opacity: 1;
    transition: opacity .25s;
}