/* ============================
   PITIAS — Tienda Styles
   ============================ */

.tienda-page {
    padding-bottom: var(--space-4xl);
}

/* ── Hero Tienda ── */
.section-hero-tienda {
    padding: var(--space-3xl) 0;
    background: var(--gradiente-etereo);
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.hero-tienda-content {
    max-width: 800px;
    margin: 0 auto;
}

/* ── Layout Catálogo ── */
.section-catalogo {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

/* ── Filtros ── */
.tienda-filters {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.filter-title {
    font-size: var(--font-size-base);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
    color: var(--color-violeta);
}

.filter-list {
    list-style: none;
    padding: 0;
}

.filter-btn {
    background: none;
    border: none;
    font-family: inherit;
    font-size: var(--font-size-sm);
    color: var(--color-negro-texto);
    padding: var(--space-xs) 0;
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 100%;
    text-align: left;
    display: block;
}

.filter-btn:hover {
    color: var(--color-violeta);
    padding-left: var(--space-xs);
}

.filter-btn.is-active {
    color: var(--color-violeta);
    font-weight: var(--font-weight-bold);
    padding-left: var(--space-xs);
}

.price-range {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

#price-range {
    width: 100%;
    accent-color: var(--color-violeta);
}

.price-labels {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: var(--color-negro-texto);
    opacity: 0.8;
}

.filter-select {
    width: 100%;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    border: var(--glass-border);
    background: var(--color-blanco);
    font-family: inherit;
    font-size: var(--font-size-sm);
    outline: none;
}

.filter-select:focus {
    border-color: var(--color-violeta);
}

/* ── Barra de Búsqueda ── */
.tienda-search {
    margin-bottom: var(--space-xl);
}

.search-wrapper {
    position: relative;
    max-width: 500px;
}

.search-icon {
    position: absolute;
    left: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-violeta);
    opacity: 0.5;
    width: 20px;
    height: 20px;
}

#search-input {
    width: 100%;
    padding: var(--space-md) var(--space-md) var(--space-md) 3rem;
    border-radius: var(--radius-full);
    border: var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    font-family: inherit;
    font-size: var(--font-size-base);
    outline: none;
    transition: all var(--transition-base);
}

#search-input:focus {
    background: var(--color-blanco);
    border-color: var(--color-violeta);
    box-shadow: var(--shadow-sm);
}

/* ── Grid de Productos ── */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-xl);
}

/* ── Panel del Carrito ── */
.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    z-index: var(--z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.cart-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

.cart-panel {
    position: fixed;
    top: 0;
    right: -400px;
    width: 100%;
    max-width: 400px;
    height: 100%;
    background: var(--color-blanco);
    z-index: var(--z-modal);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
}

.cart-panel.is-active {
    right: 0;
}

.cart-panel-header {
    padding: var(--space-lg);
    border-bottom: var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-panel-title {
    margin-bottom: 0;
    font-size: var(--font-size-lg);
}

.btn-close-cart {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-negro-texto);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xs);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.btn-close-cart:hover {
    background: var(--color-lavanda-clara);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.cart-empty-msg {
    text-align: center;
    opacity: 0.6;
    margin-top: var(--space-2xl);
}

.cart-panel-footer {
    padding: var(--space-lg);
    background: var(--gradiente-etereo);
    border-top: var(--border-subtle);
}

.cart-summary {
    margin-bottom: var(--space-lg);
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-xs);
    font-size: var(--font-size-sm);
}

.cart-total {
    margin-top: var(--space-md);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    color: var(--color-violeta);
}

.btn-checkout {
    width: 100%;
}

/* ── Header Cart Badge ── */
.btn-cart {
    background: none;
    border: none;
    position: relative;
    cursor: pointer;
    color: var(--color-violeta);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xs);
    transition: transform var(--transition-fast);
}

.btn-cart:hover {
    transform: scale(1.1);
}

.cart-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--color-amarillo-floral);
    color: var(--color-negro-texto);
    font-size: 10px;
    font-weight: bold;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .section-catalogo {
        grid-template-columns: 1fr;
    }

    .tienda-filters {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--space-lg);
        justify-content: space-between;
    }

    .filter-group {
        flex: 1;
        min-width: 150px;
    }
}

@media (max-width: 640px) {
    .tienda-filters {
        flex-direction: column;
    }
    
    .cart-panel {
        max-width: 100%;
    }
}