/* Cores baseadas no site Loja Zenas */
:root {
    /* Cores Primárias */
    --primary-color: #1a1a1a;
    --secondary-color: #f5f5f5;
    --accent-color: #ff0000;
    
    /* Cores de Texto */
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --text-white: #ffffff;
    
    /* Cores de Fundo */
    --bg-white: #ffffff;
    --bg-light: #f9f9f9;
    --bg-dark: #1a1a1a;
    --bg-footer: #0a0a0a;
    
    /* Cores de Destaque */
    --discount-bg: #ff0000;
    --discount-text: #ffffff;
    --price-color: #00a650;
    --promo-banner: #ffeb3b;
    
    /* Bordas e Sombras */
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
}

/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
}

/* Header Top Banner */
.top-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-white);
    text-align: center;
    padding: 12px 0;
    font-size: 14px;
    font-weight: 600;
}

.top-banner.red {
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
}

.top-banner.yellow {
    background: linear-gradient(135deg, #ffeb3b 0%, #ffc107 100%);
    color: var(--text-dark);
}

/* Header Principal */
.main-header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo:hover {
    color: var(--accent-color);
}

/* Barra de Busca */
.search-bar {
    position: relative;
}

.search-bar input {
    width: 100%;
    padding: 12px 48px 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.search-bar input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}

.search-bar button {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    color: var(--text-white);
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-bar button:hover {
    background: var(--accent-color);
}

/* Menu de Navegação */
.nav-menu {
    background: var(--bg-white);
    border-top: 1px solid var(--border-color);
    padding: 16px 0;
}

.nav-menu ul {
    list-style: none;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 32px;
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--accent-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* Cards de Produtos */
.product-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    position: relative;
}

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

.product-card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

/* Badge de Desconto */
.badge-discount {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--discount-bg);
    color: var(--discount-text);
    padding: 6px 12px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 13px;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(255, 0, 0, 0.3);
}

/* Preços */
.price-original {
    color: var(--text-light);
    text-decoration: line-through;
    font-size: 13px;
}

.price-current {
    color: var(--price-color);
    font-size: 24px;
    font-weight: 700;
}

.price-installments {
    color: var(--text-light);
    font-size: 12px;
}

/* Botões */
.btn-primary {
    background: var(--primary-color);
    color: var(--text-white);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-cart {
    background: #00a650;
    width: 100%;
}

.btn-cart:hover {
    background: #008a40;
}

/* Features/Benefícios */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin: 48px 0;
}

.feature-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.feature-card i {
    font-size: 48px;
    color: var(--accent-color);
    margin-bottom: 16px;
}

/* Footer */
.main-footer {
    background: var(--bg-footer);
    color: #cccccc;
    padding: 48px 0 24px;
    margin-top: 64px;
}

.footer-title {
    color: var(--text-white);
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 16px;
}

.footer-link {
    color: #cccccc;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--text-white);
}

.footer-bottom {
    border-top: 1px solid #333;
    margin-top: 32px;
    padding-top: 24px;
    text-align: center;
    color: #888;
    font-size: 13px;
}

/* Ícones de Pagamento */
.payment-icons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 16px;
}

.payment-icons i {
    font-size: 36px;
    color: #cccccc;
    transition: color 0.3s ease;
}

.payment-icons i:hover {
    color: var(--text-white);
}

/* Seção de Título */
.section-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 8px;
    text-align: center;
}

.section-subtitle {
    color: var(--text-light);
    text-align: center;
    margin-bottom: 32px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: var(--text-light);
    text-decoration: none;
}

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

/* Carrinho Badge */
.cart-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent-color);
    color: var(--text-white);
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* Responsividade */
@media (max-width: 768px) {
    .nav-menu ul {
        gap: 16px;
    }
    
    .nav-menu a {
        font-size: 12px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .product-card img {
        height: 220px;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Hover Effects */
.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.02);
}

/* Newsletter */
.newsletter-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #333 100%);
    color: var(--text-white);
    padding: 48px 32px;
    border-radius: 12px;
    text-align: center;
    margin: 48px 0;
}

.newsletter-input {
    display: flex;
    max-width: 500px;
    margin: 24px auto 0;
    gap: 8px;
}

.newsletter-input input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
}

.newsletter-input button {
    background: var(--accent-color);
    color: var(--text-white);
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-input button:hover {
    background: #cc0000;
}