/* ============================================
   Vendas Links Tops ML - Estilos Customizados
   ============================================ */

/* === Variáveis CSS === */
:root {
    --primary: #3483fa;
    --primary-dark: #2968c8;
    --secondary: #fff159;
    --success: #00a650;
    --danger: #f23d4f;
    --warning: #fff159;
    --dark: #1a1a2e;
    --light-bg: #f5f5f5;
    --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --card-shadow-hover: 0 8px 25px rgba(52, 131, 250, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 12px;
}

/* === Reset e Base === */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--light-bg);
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
}

/* === Navbar === */
.navbar {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%) !important;
    padding: 0.6rem 0;
}

.navbar-brand {
    font-size: 1.15rem;
    letter-spacing: -0.02em;
}

.logo-placeholder {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    /* ESPAÇO PARA LOGO: quando tiver a logo, substitua este bloco por:
       background: url('/static/images/logo.png') center/contain no-repeat;
       e remova o <i> do template */
}

.search-form {
    max-width: 480px;
    width: 100%;
}

.search-form .form-control {
    border-radius: 20px 0 0 20px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.search-form .btn {
    border-radius: 0 20px 20px 0;
    padding: 0.5rem 1.2rem;
}

/* === Categorias Bar === */
.categorias-bar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.categorias-bar .btn {
    font-size: 0.8rem;
    padding: 0.3rem 0.9rem;
    transition: var(--transition);
}

.categorias-bar .btn:hover {
    transform: translateY(-1px);
}

/* === Page Header === */
.page-header {
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
}

/* === Product Cards === */
.product-card-link {
    display: block;
    height: 100%;
}

.product-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    background: #fff;
}

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

.product-card:hover .btn-comprar {
    background-color: var(--primary) !important;
    color: #fff !important;
    border-color: var(--primary) !important;
}

.card-img-wrapper {
    position: relative;
    width: 100%;
    padding-top: 100%; /* Aspect ratio 1:1 */
    overflow: hidden;
    background: #fff;
}

.card-img-wrapper .card-img-top {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    transition: transform 0.4s ease;
}

.product-card:hover .card-img-top {
    transform: scale(1.05);
}

.badge-destaque {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 2;
}

.badge-destaque .badge {
    font-size: 0.7rem;
    padding: 0.35em 0.6em;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.badge-desconto {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 2;
}

.badge-desconto .badge {
    font-size: 0.7rem;
    padding: 0.35em 0.6em;
    border-radius: 6px;
}

.product-title {
    font-size: 0.85rem;
    font-weight: 500;
    color: #333;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 0.5rem;
    min-height: 2.2em;
}

.small-badge {
    font-size: 0.65rem;
    font-weight: 500;
    padding: 0.2em 0.5em;
}

.preco-original {
    font-size: 0.75rem;
}

.preco-atual {
    font-size: 1.05rem;
    color: var(--success) !important;
}

.btn-comprar {
    border-radius: 8px;
    font-size: 0.78rem;
    padding: 0.5rem 0.5rem;
    transition: var(--transition);
    background-color: var(--secondary) !important;
    border-color: var(--secondary) !important;
    color: #333 !important;
}

/* === Ad Blocks === */
.ad-block {
    background: #f8f9fa;
    border: 1px dashed #dee2e6;
    border-radius: var(--border-radius);
    padding: 1rem;
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-block:empty::after {
    content: '';
}

/* === Paginação === */
.pagination .page-link {
    color: var(--primary);
    border-radius: 8px;
    margin: 0 2px;
    border: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0.85rem;
}

.pagination .page-item.active .page-link {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.pagination .page-link:hover {
    background-color: #e8f0fe;
    color: var(--primary-dark);
}

/* === Footer === */
.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%) !important;
}

.footer .logo-placeholder {
    width: 28px;
    height: 28px;
}

/* === Scroll to Top Button === */
.scroll-top-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    border: none;
    box-shadow: 0 4px 12px rgba(52, 131, 250, 0.35);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 1000;
    font-size: 1.2rem;
}

.scroll-top-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.scroll-top-btn.visible {
    display: flex;
}

/* === Responsividade === */

/* Mobile Small (< 576px) */
@media (max-width: 575.98px) {
    .navbar-brand span {
        font-size: 0.95rem;
    }

    .search-form {
        max-width: 100%;
    }

    .product-title {
        font-size: 0.78rem;
        min-height: 2em;
    }

    .preco-atual {
        font-size: 0.95rem;
    }

    .btn-comprar {
        font-size: 0.7rem;
        padding: 0.4rem 0.3rem;
    }

    .card-body {
        padding: 0.6rem !important;
    }

    .page-header h1 {
        font-size: 1.1rem;
    }
}

/* Tablet (576px - 991px) */
@media (min-width: 576px) and (max-width: 991.98px) {
    .product-title {
        font-size: 0.82rem;
    }
}

/* Desktop Large (>= 1200px) */
@media (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
}

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

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

/* Stagger animation */
.col-6:nth-child(1) .product-card { animation-delay: 0.05s; }
.col-6:nth-child(2) .product-card { animation-delay: 0.1s; }
.col-6:nth-child(3) .product-card { animation-delay: 0.15s; }
.col-6:nth-child(4) .product-card { animation-delay: 0.2s; }

/* === Loading Skeleton === */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* === Selection Color === */
::selection {
    background: var(--primary);
    color: #fff;
}