/* =============================================================================
   PORTFOLIO ARCHIVE — archive-portfolio.php
   Design System: dark (#111827) + lime (#beea07) + Bricolage Grotesque
   Prefix: pf-
   ============================================================================= */


/* =============================================================================
   0. WRAPPER
   ============================================================================= */

.pf-page {
    background: var(--color-secondary);
    min-height: 100vh;
}


/* =============================================================================
   1. HERO
   ============================================================================= */

.pf-hero {
    position: relative;
    padding: calc(var(--header-height) + var(--space-20)) 0 0;
    background: var(--color-secondary);
    overflow: hidden;
    color: var(--color-white);
}

.pf-hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 55% at 50% -10%, rgba(190, 234, 7, 0.10) 0%, transparent 68%),
        radial-gradient(ellipse 35% 40% at 85% 80%, rgba(16, 185, 129, 0.05) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.pf-hero .container {
    position: relative;
    z-index: 1;
}

.pf-hero__inner {
    padding-bottom: var(--space-14);
}

.pf-hero__eyebrow {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin: 0 0 var(--space-5);
}

.pf-hero__title {
    font-family: var(--font-family-heading);
    font-size: clamp(2.75rem, 7vw, 5.5rem);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.02;
    color: var(--color-white);
    margin: 0 0 var(--space-6);
}

.pf-hero__accent {
    color: var(--color-primary);
    font-style: normal;
}

.pf-hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    line-height: var(--line-height-relaxed);
    max-width: 560px;
    margin: 0;
}

/* Stats bar */
.pf-hero__stats {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    padding: var(--space-8) 0;
    border-top: 1px solid var(--color-gray-800);
}

.pf-hero__stat {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.pf-hero__stat-num {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    line-height: 1;
}

.pf-hero__stat-label {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.pf-hero__stat-sep {
    width: 1px;
    height: 40px;
    background: var(--color-gray-700);
    flex-shrink: 0;
}


/* =============================================================================
   2. FILTROS — Barra sticky
   ============================================================================= */

.pf-filters {
    position: sticky;
    top: var(--header-height);
    z-index: calc(var(--z-sticky) - 1);
    background: var(--color-black);
    border-bottom: 1px solid var(--color-gray-800);
}

.pf-filters__form {
    /* El form es el wrapper del contenido */
}

.pf-filters__row {
    display: flex;
    align-items: center;
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 0;
    min-height: 52px;
}

.pf-filters__row::-webkit-scrollbar {
    display: none;
}


/* --- Grupo de filtro individual --- */
.pf-filter-group {
    position: relative;
    flex-shrink: 0;
}

.pf-filter-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-400);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    height: 52px;
    transition:
        color var(--transition-fast),
        border-color var(--transition-fast);
}

.pf-filter-toggle:hover {
    color: var(--color-white);
}

.pf-filter-toggle.is-active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.pf-filter-group.is-open .pf-filter-toggle {
    color: var(--color-white);
    border-bottom-color: var(--color-gray-600);
}

.pf-filter-arrow {
    transition: transform var(--transition-fast);
    flex-shrink: 0;
    opacity: 0.5;
}

.pf-filter-group.is-open .pf-filter-arrow {
    transform: rotate(180deg);
    opacity: 1;
}

.pf-filter-toggle.is-active .pf-filter-arrow {
    opacity: 1;
}

/* Separador visual entre grupos */
.pf-filter-group + .pf-filter-group {
    border-left: 1px solid var(--color-gray-800);
}


/* --- Dropdown panel --- */
/* position: fixed escapa el stacking context del sticky bar */
.pf-filter-dropdown {
    display: none;
    position: fixed;
    top: 0;   /* JS lo sobreescribe con getBoundingClientRect() */
    left: 0;  /* JS lo sobreescribe */
    min-width: 220px;
    background: var(--color-gray-900);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
    z-index: 9999;
    overflow: hidden;
}

.pf-filter-dropdown.is-open {
    display: block;
    animation: pf-dropdown-in 0.18s ease forwards;
}

/* Estado de carga durante fetch AJAX */
.pf-grid.is-loading,
#pf-results.is-loading {
    opacity: 0.35;
    pointer-events: none;
    transition: opacity 0.15s;
}

@keyframes pf-dropdown-in {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.pf-filter-options {
    list-style: none;
    margin: 0;
    padding: var(--space-2) 0;
    max-height: 280px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-700) transparent;
}

.pf-filter-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.pf-filter-option:hover {
    background: rgba(255, 255, 255, 0.04);
}

.pf-filter-option.is-selected {
    background: rgba(190, 234, 7, 0.06);
}

/* Ocultar el radio nativo */
.pf-radio {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.pf-option-name {
    font-size: var(--font-size-sm);
    color: var(--color-gray-300);
    flex: 1;
    transition: color var(--transition-fast);
}

.pf-filter-option.is-selected .pf-option-name {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.pf-filter-option:hover .pf-option-name {
    color: var(--color-white);
}

.pf-option-count {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-gray-800);
    border-radius: var(--border-radius-sm);
    padding: 1px 6px;
    flex-shrink: 0;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.pf-filter-option.is-selected .pf-option-count {
    color: rgba(190, 234, 7, 0.6);
    border-color: rgba(190, 234, 7, 0.2);
}

/* Indicador de selección (dot antes del nombre) */
.pf-filter-option.is-selected .pf-option-name::before {
    content: '✓ ';
    color: var(--color-primary);
    font-size: 0.7em;
}


/* --- Meta: conteo + limpiar --- */
.pf-filters__meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-left: auto;
    padding: 0 var(--space-5);
    flex-shrink: 0;
    border-left: 1px solid var(--color-gray-800);
    height: 52px;
    white-space: nowrap;
}

.pf-results-count {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    letter-spacing: 0.04em;
}

.pf-results-count strong {
    color: var(--color-gray-300);
    font-weight: var(--font-weight-bold);
}

.pf-clear-all {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-500);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: color var(--transition-fast);
}

.pf-clear-all:hover {
    color: var(--color-white);
}


/* --- Chips de filtros activos --- */
.pf-active-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-3) 0 var(--space-3);
    border-top: 1px solid var(--color-gray-800);
}

.pf-active-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    letter-spacing: 0.06em;
    color: var(--color-black);
    background: var(--color-primary);
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    transition:
        background var(--transition-fast),
        color var(--transition-fast);
}

.pf-active-tag:hover {
    background: rgba(190, 234, 7, 0.75);
}

.pf-active-tag svg {
    flex-shrink: 0;
    opacity: 0.7;
}


/* =============================================================================
   3. CONTENIDO
   ============================================================================= */

.pf-content {
    padding: var(--space-12) 0 var(--space-24);
}


/* =============================================================================
   4. GRID DE PROYECTOS
   ============================================================================= */

.pf-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
}

@media (min-width: 640px) {
    .pf-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .pf-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}


/* =============================================================================
   5. TARJETA DE PROYECTO
   ============================================================================= */

.pf-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    cursor: pointer;
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
}

.pf-card:hover {
    transform: translateY(-6px);
    border-color: rgba(190, 234, 7, 0.22);
    box-shadow:
        0 24px 48px rgba(0, 0, 0, 0.45),
        0 0 0 1px rgba(190, 234, 7, 0.07);
}

/* Tarjeta destacada: ocupa 2 columnas */
.pf-card--featured {
    grid-column: span 1;
}

@media (min-width: 640px) {
    .pf-card--featured {
        grid-column: span 2;
    }

    .pf-card--featured .pf-card__thumb {
        aspect-ratio: 16 / 7;
    }

    .pf-card--featured .pf-card__title {
        font-size: var(--font-size-2xl);
    }
}


/* --- Thumbnail --- */
.pf-card__thumb {
    display: block;
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--color-gray-800);
    flex-shrink: 0;
}

.pf-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.pf-card:hover .pf-card__img {
    transform: scale(1.06);
}

.pf-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(190, 234, 7, 0.03);
    color: var(--color-gray-600);
}


/* --- Overlay en hover --- */
.pf-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(17, 24, 39, 0) 0%,
        rgba(17, 24, 39, 0.4) 50%,
        rgba(17, 24, 39, 0.92) 100%
    );
    display: flex;
    align-items: flex-end;
    padding: var(--space-5);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.pf-card:hover .pf-card__overlay {
    opacity: 1;
}

.pf-card__overlay-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: var(--space-3);
}

.pf-card__tipo {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: rgba(190, 234, 7, 0.12);
    border: 1px solid rgba(190, 234, 7, 0.2);
    border-radius: var(--border-radius-sm);
    padding: var(--space-1) var(--space-3);
}

.pf-card__cta-text {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    transition: gap var(--transition-fast);
}

.pf-card:hover .pf-card__cta-text {
    gap: var(--space-3);
}

.pf-card__cta-text svg {
    transition: transform var(--transition-fast);
}

.pf-card:hover .pf-card__cta-text svg {
    transform: translateX(3px);
}


/* --- Badge caso de éxito (esquina superior derecha) --- */
.pf-card__case-badge {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-family: var(--font-family-mono);
    font-size: 0.6rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-black);
    background: var(--color-primary);
    border-radius: var(--border-radius-sm);
    padding: 3px 8px;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}


/* --- Body de la card --- */
.pf-card__body {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-5) var(--space-5) var(--space-5);
    flex-grow: 1;
    position: relative;
}

/* Hace toda la card clicable via title link */
.pf-card__title-link::after {
    content: '';
    position: absolute;
    inset: 0;
    top: -999px; /* Extiende también al thumbnail */
}

.pf-card__client {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0;
}

.pf-card__title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin: 0;
}

.pf-card__title-link {
    color: var(--color-white);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.pf-card:hover .pf-card__title-link {
    color: var(--color-primary);
}


/* Tags de servicios */
.pf-card__services {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-1);
}

.pf-card__svc-tag {
    display: inline-block;
    font-family: var(--font-family-mono);
    font-size: 0.65rem;
    font-weight: var(--font-weight-medium);
    letter-spacing: 0.06em;
    color: var(--color-gray-400);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--border-radius-sm);
    padding: 2px 8px;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.pf-card:hover .pf-card__svc-tag {
    color: var(--color-gray-300);
    border-color: var(--color-gray-600);
}

.pf-card__svc-more {
    color: var(--color-gray-600);
    border-style: dashed;
}


/* Footer: sector + link caso */
.pf-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding-top: var(--space-3);
    margin-top: auto;
    border-top: 1px solid var(--color-gray-800);
}

.pf-card__sector {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.pf-card__case-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-decoration: none;
    position: relative;
    z-index: 2; /* Por encima del ::after del title-link */
    transition: gap var(--transition-fast);
    white-space: nowrap;
}

.pf-card__case-link:hover {
    gap: var(--space-2);
}

.pf-card__case-link svg {
    transition: transform var(--transition-fast);
}

.pf-card__case-link:hover svg {
    transform: translateX(2px);
}


/* =============================================================================
   6. PAGINACIÓN
   ============================================================================= */

.pf-pagination {
    display: flex;
    justify-content: center;
    margin-top: var(--space-14);
}

.pf-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-width: 42px;
    height: 42px;
    padding: 0 var(--space-3);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-400);
    background: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    border-radius: var(--border-radius-base);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        background var(--transition-fast),
        border-color var(--transition-fast);
}

.pf-pagination .page-numbers:hover {
    color: var(--color-primary);
    border-color: rgba(190, 234, 7, 0.3);
    background: rgba(190, 234, 7, 0.04);
}

.pf-pagination .page-numbers.current {
    color: var(--color-black);
    background: var(--color-primary);
    border-color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

.pf-pagination .page-numbers.dots {
    background: transparent;
    border-color: transparent;
    color: var(--color-gray-600);
    pointer-events: none;
}

.pf-pagination .prev.page-numbers,
.pf-pagination .next.page-numbers {
    padding: 0 var(--space-4);
    gap: var(--space-2);
}


/* =============================================================================
   7. ESTADO VACÍO
   ============================================================================= */

.pf-empty {
    padding: var(--space-24) 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
    color: var(--color-gray-500);
}

.pf-empty p {
    font-size: var(--font-size-lg);
    margin: 0;
}


/* =============================================================================
   8. RESPONSIVE
   ============================================================================= */

@media (max-width: 767px) {

    .pf-hero {
        padding-bottom: 0;
    }

    .pf-hero__title {
        font-size: clamp(2.25rem, 10vw, 3.5rem);
    }

    .pf-hero__subtitle {
        font-size: var(--font-size-base);
    }

    .pf-hero__stats {
        gap: var(--space-5);
        flex-wrap: wrap;
    }

    .pf-hero__stat-num {
        font-size: var(--font-size-3xl);
    }

    .pf-content {
        padding: var(--space-8) 0 var(--space-16);
    }

    .pf-filters__meta {
        padding: 0 var(--space-4);
    }

    .pf-grid {
        gap: var(--space-4);
    }
}

@media (min-width: 768px) {

    .pf-hero__subtitle {
        font-size: var(--font-size-xl);
    }

}

@media (min-width: 1280px) {
    .pf-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .pf-card--featured {
        grid-column: span 2;
    }
}