/**
 * ============================================
 * SISTEMA DE PRODUTOS PROFISSIONAL
 * Rainha da Pitaya E-commerce
 * ============================================
 */

:root {
    --color-primary: #e91e63;
    --color-primary-dark: #c2185b;
    --color-secondary: #f06292;
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-danger: #f44336;
    --color-info: #2196f3;
    
    --color-text-primary: #212121;
    --color-text-secondary: #757575;
    --color-text-light: #9e9e9e;
    
    --color-bg-light: #fafafa;
    --color-bg-white: #ffffff;
    --color-border: #e0e0e0;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-hover: 0 12px 32px rgba(0,0,0,0.15);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    background: linear-gradient(135deg, #fff3f6 0%, #ffe0e9 100%);
    padding: 48px 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 12px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    padding: 12px 0;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.breadcrumb a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.breadcrumb i.fa-chevron-right {
    font-size: 0.75rem;
    color: var(--color-text-light);
}

.breadcrumb span {
    color: var(--color-text-primary);
    font-weight: 500;
}

/* ============================================
   PRODUCTS TOOLBAR
   ============================================ */
.products-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 32px;
    padding: 20px;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.toolbar-left .products-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.products-count {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-secondary);
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.sort-dropdown {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sort-dropdown label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.sort-dropdown select {
    padding: 10px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--color-text-primary);
    background: white;
    cursor: pointer;
    transition: var(--transition-fast);
}

.sort-dropdown select:hover {
    border-color: var(--color-primary);
}

.sort-dropdown select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(233, 30, 99, 0.1);
}

.view-toggle {
    display: flex;
    gap: 8px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 4px;
    background: white;
}

.view-btn {
    padding: 8px 12px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.view-btn:hover {
    background: var(--color-bg-light);
}

.view-btn.active {
    background: var(--color-primary);
    color: white;
}

/* ============================================
   PRODUCTS GRID
   ============================================ */
.products-section {
    margin-bottom: 48px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

/* ============================================
   PRODUCT CARD - DESIGN PROFISSIONAL
   ============================================ */
.product-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

/* Badges */
.product-badges {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.badge-discount {
    background: linear-gradient(135deg, #ff1744, #f50057);
    color: white;
}

.badge-new {
    background: linear-gradient(135deg, #00e676, #00c853);
    color: white;
}

.badge-featured {
    background: linear-gradient(135deg, #ffc107, #ff9800);
    color: white;
}

/* Image Container */
.product-image-container {
    position: relative;
    width: 100%;
    padding-top: 100%; /* Square aspect ratio */
    background: var(--color-bg-light);
    overflow: hidden;
}

.product-image-link {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

.product-card:hover .product-image {
    transform: scale(1.1);
}

/* Favorite Button */
.btn-favorite {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: white;
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
}

.product-card:hover .btn-favorite {
    opacity: 1;
    transform: scale(1);
}

.btn-favorite:hover {
    background: var(--color-primary);
    color: white;
    transform: scale(1.1);
}

.btn-favorite.favorited {
    background: var(--color-primary);
    color: white;
    opacity: 1;
}

/* Quick Actions */
.product-quick-actions {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-base);
}

.product-card:hover .product-quick-actions {
    opacity: 1;
    transform: translateY(0);
}

.btn-quick-view {
    width: 100%;
    padding: 10px 16px;
    background: white;
    color: var(--color-text-primary);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-quick-view:hover {
    background: var(--color-primary);
    color: white;
}

/* Product Content */
.product-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-title {
    margin: 0 0 8px 0;
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
}

.product-title a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.product-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin: 0 0 12px 0;
}

/* Rating */
.product-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.stars {
    display: flex;
    gap: 2px;
}

.star-filled {
    color: #ffc107;
    font-size: 0.875rem;
}

.star-empty {
    color: var(--color-border);
    font-size: 0.875rem;
}

.rating-count {
    font-size: 0.813rem;
    color: var(--color-text-secondary);
}

.rating-value {
    font-size: 0.813rem;
    font-weight: 600;
    color: var(--color-text-primary);
    background: var(--color-bg-light);
    padding: 2px 8px;
    border-radius: 12px;
}

.no-rating {
    font-size: 0.813rem;
    color: var(--color-text-light);
    font-style: italic;
}

/* Stock Info */
.stock-info,
.stock-warning {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.813rem;
    font-weight: 500;
    margin-bottom: 12px;
}

.stock-info.success {
    background: #e8f5e9;
    color: #2e7d32;
}

.stock-warning {
    background: #fff3e0;
    color: #e65100;
}

/* Pricing */
.product-pricing {
    margin-bottom: 16px;
}

.price-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 4px;
}

.price-wrapper.with-discount {
    flex-wrap: wrap;
}

.price-original {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-decoration: line-through;
}

.price-current {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.price-installments {
    font-size: 0.813rem;
    color: var(--color-text-secondary);
}

/* Add to Cart Button */
.btn-add-to-cart {
    width: 100%;
    padding: 14px 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 12px;
    box-shadow: 0 4px 12px rgba(233, 30, 99, 0.3);
}

.btn-add-to-cart:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(233, 30, 99, 0.4);
}

.btn-add-to-cart:active:not(:disabled) {
    transform: translateY(0);
}

.btn-add-to-cart:disabled {
    background: var(--color-text-light);
    cursor: not-allowed;
    box-shadow: none;
}

/* Product Features */
.product-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.813rem;
    color: var(--color-text-secondary);
}

.feature-item i {
    color: var(--color-success);
    font-size: 0.875rem;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.empty-state-icon {
    font-size: 5rem;
    color: var(--color-text-light);
    margin-bottom: 24px;
}

.empty-state h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-base);
    box-shadow: 0 4px 12px rgba(233, 30, 99, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(233, 30, 99, 0.4);
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-top: 48px;
}

.pagination-btn {
    padding: 10px 20px;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--color-bg-light);
    border-color: var(--color-primary);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-numbers {
    display: flex;
    gap: 8px;
}

.pagination-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: white;
    color: var(--color-text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.pagination-number:hover {
    background: var(--color-bg-light);
    border-color: var(--color-primary);
}

.pagination-number.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* ============================================
   BENEFITS SECTION
   ============================================ */
.benefits-section {
    margin-top: 64px;
    margin-bottom: 48px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.benefit-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #fff3f6, #ffe0e9);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.benefit-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 4px 0;
}

.benefit-content p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.4;
}

/* ============================================
   RESPONSIVE - TABLET
   ============================================ */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
    }
    
    .products-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .toolbar-right {
        width: 100%;
        justify-content: space-between;
    }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */
@media (max-width: 768px) {
    .hero-section {
        padding: 32px 20px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.938rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 16px;
    }
    
    .product-card {
        border-radius: var(--radius-md);
    }
    
    .product-content {
        padding: 16px;
    }
    
    .product-title {
        font-size: 1rem;
    }
    
    .price-current {
        font-size: 1.5rem;
    }
    
    .btn-add-to-cart {
        padding: 12px 16px;
        font-size: 0.875rem;
    }
    
    .product-description {
        display: none;
    }
    
    .view-toggle {
        display: none;
    }
    
    .sort-dropdown {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .sort-dropdown select {
        width: 100%;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .benefit-item {
        padding: 20px;
    }
    
    .btn-favorite {
        opacity: 1;
        transform: scale(1);
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
    
    .product-quick-actions {
        display: none;
    }
}

/* ============================================
   LIST VIEW (Vista em Lista)
   ============================================ */
.products-grid.list-view {
    grid-template-columns: 1fr;
    gap: 20px;
}

.products-grid.list-view .product-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    height: auto;
}

.products-grid.list-view .product-image-container {
    padding-top: 0;
    height: 300px;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.products-grid.list-view .product-content {
    padding: 32px;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto 1fr auto;
    gap: 16px;
}

.products-grid.list-view .product-title {
    grid-column: 1 / 2;
    grid-row: 1;
    font-size: 1.5rem;
}

.products-grid.list-view .product-description {
    display: block;
    grid-column: 1 / 2;
    grid-row: 2;
    font-size: 1rem;
}

.products-grid.list-view .product-rating {
    grid-column: 1 / 2;
    grid-row: 3;
    align-self: start;
}

.products-grid.list-view .product-pricing {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
    text-align: right;
}

.products-grid.list-view .stock-info,
.products-grid.list-view .stock-warning {
    grid-column: 1 / 2;
    grid-row: 4;
    margin: 0;
}

.products-grid.list-view .btn-add-to-cart {
    grid-column: 2 / 3;
    grid-row: 4;
    align-self: end;
    width: 250px;
}

.products-grid.list-view .product-features {
    grid-column: 1 / 3;
    grid-row: 5;
    flex-direction: row;
    justify-content: space-between;
}

.products-grid.list-view .product-badges {
    left: auto;
    right: 12px;
}

@media (max-width: 992px) {
    .products-grid.list-view {
        grid-template-columns: 1fr;
    }
    
    .products-grid.list-view .product-card {
        grid-template-columns: 1fr;
    }
    
    .products-grid.list-view .product-image-container {
        height: 250px;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    
    .products-grid.list-view .product-content {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        padding: 24px;
    }
    
    .products-grid.list-view .product-title,
    .products-grid.list-view .product-description,
    .products-grid.list-view .product-rating,
    .products-grid.list-view .product-pricing,
    .products-grid.list-view .stock-info,
    .products-grid.list-view .stock-warning,
    .products-grid.list-view .btn-add-to-cart,
    .products-grid.list-view .product-features {
        grid-column: 1;
        grid-row: auto;
        text-align: left;
    }
    
    .products-grid.list-view .btn-add-to-cart {
        width: 100%;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card {
    animation: fadeInUp 0.4s ease-out backwards;
}

.product-card:nth-child(1) { animation-delay: 0.05s; }
.product-card:nth-child(2) { animation-delay: 0.1s; }
.product-card:nth-child(3) { animation-delay: 0.15s; }
.product-card:nth-child(4) { animation-delay: 0.2s; }
.product-card:nth-child(5) { animation-delay: 0.25s; }
.product-card:nth-child(6) { animation-delay: 0.3s; }
.product-card:nth-child(7) { animation-delay: 0.35s; }
.product-card:nth-child(8) { animation-delay: 0.4s; }