/* ============================================
   VARIÁVEIS GLOBAIS E RESET
   ============================================ */
:root {
    /* Cores Principais - Tema Ouro Premium */
    --color-primary: #FFD700;
    --color-primary-dark: #FFAA00;
    --color-primary-light: #FFE55C;
    --color-primary-alpha-10: rgba(255, 215, 0, 0.1);
    --color-primary-alpha-20: rgba(255, 215, 0, 0.2);
    --color-primary-alpha-30: rgba(255, 215, 0, 0.3);
    
    /* Cores de Fundo */
    --color-bg-dark: #000000;
    --color-bg-darker: #0A0A0A;
    --color-bg-gray: #121212;
    --color-bg-gray-light: #1E1E1E;
    --color-bg-gray-lighter: #2D2D2D;
    --color-bg-card: #1A1A1A;
    
    /* Cores de Texto */
    --color-text-primary: #FFFFFF;
    --color-text-secondary: rgba(255, 255, 255, 0.85);
    --color-text-tertiary: rgba(255, 255, 255, 0.6);
    
    /* Cores de Status */
    --color-success: #4CAF50;
    --color-success-light: #66BB6A;
    --color-error: #FF4D4D;
    --color-error-dark: #D32F2F;
    --color-warning: #FF9800;
    --color-info: #2196F3;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-gold: 0 0 30px rgba(255, 215, 0, 0.25);
    
    /* Bordas */
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    --border-radius-full: 50px;
    
    /* Transições */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Espaçamentos */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 20px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    
    /* Tipografia */
    --font-family-base: 'Poppins', -apple-system, sans-serif;
    --font-family-heading: 'Montserrat', var(--font-family-base);
    
    /* Layout */
    --container-max-width: 1400px;
    --header-height: 80px;
    --alert-bar-height: 34px;
    --z-index-alert: 1000;
    --z-index-header: 999;
    --z-index-modal: 2000;
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    padding-top: calc(var(--alert-bar-height) + var(--header-height));
}

/* Background com gradiente sutil */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 215, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(255, 170, 0, 0.03) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: 800;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    color: inherit;
    outline: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-2xl) 0;
}

/* ============================================
   BARRA DE ALERTA SUPERIOR - FIXA NO TOPO
   ============================================ */
.alert-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--alert-bar-height);
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg-dark);
    z-index: var(--z-index-alert);
    font-weight: 700;
    text-align: center;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0 var(--spacing-md);
    width: 100%;
}

.alert-content i {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ============================================
   HEADER PROFISSIONAL - CORRIGIDO O BUG
   ============================================ */
.main-header {
    position: fixed;
    top: var(--alert-bar-height);
    left: 0;
    width: 100%;
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 215, 0, 0.15);
    z-index: var(--z-index-header);
    height: var(--header-height);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-md);
}

/* Logo - CORRIGIDA */
.brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 200px;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition-normal);
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

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

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-family-heading);
    font-weight: 900;
    font-size: 1.3rem;
    color: var(--color-primary);
    line-height: 1;
    white-space: nowrap;
}

.brand-tagline {
    font-size: 0.7rem;
    color: var(--color-text-tertiary);
    margin-top: 2px;
    white-space: nowrap;
}

/* ============================================
   BARRA DE BUSCA - 100% RESPONSIVA
   ============================================ */
.search-container {
    flex: 1;
    max-width: 500px;
    position: relative;
    margin: 0 auto;
    min-width: 0;
}

.search-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    align-items: center;
}

.search-input {
    width: 100%;
    padding: 12px 95px 12px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-full);
    color: var(--color-text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    height: 48px;
    outline: none;
    box-sizing: border-box;
}

.search-input:focus {
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px var(--color-primary-alpha-20);
}

.search-input::placeholder {
    color: var(--color-text-tertiary);
    opacity: 0.8;
}

/* Botão de Busca Principal */
.search-btn {
    position: absolute;
    right: 45px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: var(--color-bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    z-index: 2;
}

.search-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-50%) scale(1.05);
}

.search-btn:active {
    transform: translateY(-50%) scale(0.95);
}

/* Botão Limpar Busca */
.clear-search-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    z-index: 2;
    opacity: 0;
    visibility: hidden;
}

.clear-search-btn.visible {
    opacity: 1;
    visibility: visible;
}

.clear-search-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-text-primary);
}

.clear-search-btn:active {
    transform: translateY(-50%) scale(0.9);
}

/* Efeito quando há texto na busca */
.search-input:not(:placeholder-shown) + .search-btn + .clear-search-btn {
    opacity: 1;
    visibility: visible;
}

/* Container de sugestões */
.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg-gray-light);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    margin-top: 8px;
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.search-suggestions.active {
    display: block;
    animation: fadeInUp 0.2s ease-out;
}

.suggestion-item {
    padding: 12px 20px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    gap: 10px;
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
    padding-left: 25px;
}

.suggestion-item i {
    color: var(--color-primary);
    font-size: 0.9rem;
    width: 20px;
}

/* Badge de sugestão popular */
.suggestion-badge {
    margin-left: auto;
    background: rgba(255, 215, 0, 0.1);
    color: var(--color-primary);
    padding: 2px 8px;
    border-radius: var(--border-radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
}

/* Stats do Header */
.header-stats {
    display: flex;
    gap: var(--spacing-lg);
    min-width: 180px;
    justify-content: flex-end;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-value {
    font-weight: 800;
    color: var(--color-primary);
    font-size: 0.9rem;
    line-height: 1;
}

.stat-label {
    font-size: 0.65rem;
    color: var(--color-text-tertiary);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* ============================================
   BANNER PRINCIPAL
   ============================================ */
.hero-banner {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-bg-darker) 0%, var(--color-bg-gray) 100%);
    position: relative;
    overflow: hidden;
}

.banner-content {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.banner-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
    image-rendering: -webkit-optimize-contrast;
}

/* ============================================
   SEÇÃO DE PRODUTOS COMPLETA - TODOS OS PRODUTOS
   ============================================ */
.products-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-gray);
    min-height: 100vh;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title span {
    color: var(--color-primary);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-full);
}

.section-subtitle {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: var(--spacing-lg) auto 0;
}

/* Controles de Produtos */
.products-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    padding: 0 var(--spacing-md);
}

.filter-btn {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-full);
    color: var(--color-text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
}

.filter-btn.active {
    background: var(--color-primary);
    color: var(--color-bg-dark);
    border-color: var(--color-primary);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

/* CONTADOR DE PRODUTOS */
.products-counter {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.products-counter span {
    color: var(--color-primary);
    font-weight: 700;
}

/* ============================================
   GRID DE PRODUTOS - ORGANIZADO E RESPONSIVO
   ============================================ */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    align-items: start;
}

@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

@media (min-width: 1400px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================
   CARD DE PRODUTO - PROFISSIONAL E ORGANIZADO
   ============================================ */
.product-card {
    background: var(--color-bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
    min-height: 520px;
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg), var(--shadow-gold);
}

.product-card.highlight {
    border: 2px solid var(--color-primary);
    box-shadow: 0 0 25px rgba(255, 215, 0, 0.2);
}

/* Card Esgotado */
.card-esgotado {
    position: relative;
}

.card-esgotado::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2;
    border-radius: var(--border-radius-lg);
}

.selo-esgotado {
    position: absolute;
    top: 20px;
    right: -35px;
    background: var(--color-error);
    color: white;
    padding: 8px 45px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    transform: rotate(45deg);
    box-shadow: 0 4px 15px rgba(255, 77, 77, 0.3);
    z-index: 3;
}

/* Badge do Produto */
.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 6px 12px;
    border-radius: var(--border-radius-full);
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
    min-width: 80px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.badge-best-seller {
    background: linear-gradient(45deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-bg-dark);
}

.badge-offer {
    background: linear-gradient(45deg, #FF6B6B, #FF8E53);
    color: white;
}

.badge-economy {
    background: linear-gradient(45deg, var(--color-success), var(--color-success-light));
    color: white;
}

.badge-popular {
    background: linear-gradient(45deg, #2196F3, #21CBF3);
    color: white;
}

.badge-super {
    background: linear-gradient(45deg, #9C27B0, #E040FB);
    color: white;
}

.badge-mega {
    background: linear-gradient(45deg, #FF4081, #F50057);
    color: white;
}

.badge-ultra {
    background: linear-gradient(45deg, #00BCD4, #00E5FF);
    color: white;
}

.badge-premium {
    background: linear-gradient(45deg, #FF9800, #FFB74D);
    color: white;
}

/* ============================================
   CONTAINER DE IMAGEM PADRONIZADO
   ============================================ */
.product-image-container {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-bg-gray-lighter) 0%, var(--color-bg-card) 100%);
    height: 220px;
    min-height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* ============================================
   IMAGEM PADRONIZADA PARA TODOS OS CARDS
   ============================================ */
.product-image {
    max-height: 160px;
    max-width: 85%;
    width: auto;
    height: auto;
    object-fit: contain;
    object-position: center;
    transition: transform var(--transition-normal);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
    position: relative;
    z-index: 1;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    -ms-interpolation-mode: nearest-neighbor;
}

/* Classes específicas para tipos de produto */
.product-image.rectangular {
    max-height: 130px;
    max-width: 85%;
    aspect-ratio: 16/9;
    object-fit: contain;
}

.product-image.square {
    max-height: 140px;
    max-width: 140px;
    aspect-ratio: 1/1;
    object-fit: contain;
}

.product-image.tall {
    max-height: 160px;
    max-width: 75px;
    aspect-ratio: 3/4;
    object-fit: contain;
}

.product-image.wide {
    max-height: 110px;
    max-width: 180px;
    aspect-ratio: 2/1;
    object-fit: contain;
}

.product-image.small {
    max-height: 120px;
    max-width: 120px;
    object-fit: contain;
}

/* Efeito de brilho na imagem */
.product-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transform: skewX(-25deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    20% { left: 150%; }
    100% { left: 150%; }
}

/* Badge na Imagem */
.image-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--color-primary);
    color: var(--color-bg-dark);
    padding: 4px 10px;
    border-radius: var(--border-radius-sm);
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 3;
    box-shadow: var(--shadow-sm);
}

.image-badge.new {
    background: var(--color-success);
    color: white;
}

.image-badge.hot {
    background: var(--color-error);
    color: white;
}

.image-badge.trending {
    background: var(--color-info);
    color: white;
}

/* Efeitos Hover Controlados */
.product-card:hover .product-image {
    transform: scale(1.08);
}

.product-card:hover .product-image.rectangular {
    transform: scale(1.05) translateY(-5px);
}

.product-card:hover .product-image.tall {
    transform: scale(1.05) translateY(-3px);
}

.product-card:hover .product-image.wide {
    transform: scale(1.05) translateY(-2px);
}

/* ============================================
   INFO DO PRODUTO - ESTRUTURA HIERÁRQUICA
   ============================================ */
.product-info {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-title {
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin: 0;
    font-weight: 700;
    line-height: 1.3;
    min-height: 3em;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-category {
    color: var(--color-text-tertiary);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

/* Avaliação */
.product-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin: var(--spacing-xs) 0;
}

.rating-stars {
    color: var(--color-primary);
    display: flex;
    gap: 2px;
}

.rating-stars i {
    font-size: 0.9rem;
}

.rating-count {
    font-size: 0.8rem;
    color: var(--color-text-tertiary);
    font-weight: 500;
    margin-left: 4px;
}

/* Preços - Layout Organizado */
.product-pricing {
    margin: var(--spacing-sm) 0;
}

.price-container {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: 4px;
    flex-wrap: wrap;
}

.old-price {
    text-decoration: line-through;
    color: var(--color-text-tertiary);
    font-size: 0.9rem;
    font-weight: 500;
}

.current-price {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-success);
    line-height: 1;
}

.discount-badge {
    background: var(--color-error);
    color: white;
    padding: 4px 10px;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    margin-left: var(--spacing-xs);
}

.price-installment {
    color: var(--color-text-tertiary);
    font-size: 0.85rem;
    margin-top: 4px;
    width: 100%;
}

.price-installment span {
    color: var(--color-text-secondary);
    font-weight: 600;
}

/* Delivery Info */
.delivery-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
    color: var(--color-success);
    margin: var(--spacing-sm) 0;
    padding: 8px 12px;
    background: rgba(76, 175, 80, 0.1);
    border-radius: var(--border-radius-sm);
}

.delivery-info i {
    font-size: 1rem;
}

/* Botão de Compra */
.product-actions {
    margin-top: auto;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.btn-buy {
    width: 100%;
    padding: 14px var(--spacing-md);
    background: linear-gradient(45deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-bg-dark);
    border-radius: var(--border-radius-md);
    font-weight: 800;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-buy:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.4);
}

.btn-buy:active {
    transform: translateY(0);
}

.btn-buy.disabled {
    background: var(--color-bg-gray-lighter);
    color: var(--color-text-tertiary);
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Estatísticas do Produto */
.product-stats {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}

.stat-item-small {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
}

.stat-value-small {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 2px;
}

.stat-label-small {
    font-size: 0.7rem;
    opacity: 0.8;
}

/* ============================================
   MENSAGEM DE NENHUM PRODUTO ENCONTRADO
   ============================================ */
.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-text-secondary);
    display: none;
    background: var(--color-bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.no-products.show {
    display: block;
    animation: fadeInUp 0.6s ease-out;
}

.no-products i {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    opacity: 0.7;
}

.no-products h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.no-products p {
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ============================================
   BANNER INFERIOR
   ============================================ */
.promo-banner {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-bg-darker) 0%, var(--color-bg-gray) 100%);
    position: relative;
    overflow: hidden;
}

.promo-content {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.promo-img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    image-rendering: -webkit-optimize-contrast;
}

.promo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.6) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl);
}

.promo-text {
    max-width: 600px;
}

.promo-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.promo-description {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.btn-promo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-primary);
    color: var(--color-bg-dark);
    border-radius: var(--border-radius-full);
    font-weight: 800;
    font-size: 1rem;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
}

.btn-promo:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

/* ============================================
   SEÇÃO DE BENEFÍCIOS
   ============================================ */
.benefits-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-gray-light);
}

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

.benefit-card {
    background: var(--color-bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-normal);
}

.benefit-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.benefit-title {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.benefit-description {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ============================================
   FOOTER - LOGO CORRIGIDA
   ============================================ */
.main-footer {
    background: var(--color-bg-darker);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.footer-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    transition: transform var(--transition-normal);
}

.footer-logo:hover {
    transform: scale(1.05);
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    max-width: 300px;
    line-height: 1.5;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-link-title {
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.footer-link {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    padding: 4px 0;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-link:hover {
    color: var(--color-primary);
    transform: translateX(5px);
}

.footer-link i {
    font-size: 0.8rem;
    opacity: 0.7;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.copyright {
    color: var(--color-text-tertiary);
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
}

.disclaimer {
    color: var(--color-text-tertiary);
    font-size: 0.75rem;
    opacity: 0.7;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.4;
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

/* Tablet (768px - 992px) */
@media (max-width: 992px) {
    .search-container {
        max-width: 400px;
        margin: 0 var(--spacing-md);
    }
    
    .search-input {
        padding: 12px 85px 12px 18px;
        font-size: 0.85rem;
    }
    
    .search-btn {
        right: 40px;
        width: 36px;
        height: 36px;
    }
    
    .clear-search-btn {
        right: 8px;
        width: 30px;
        height: 30px;
    }
    
    .header-stats {
        display: none;
    }
    
    .brand-name {
        font-size: 1.1rem;
    }
    
    .brand-tagline {
        font-size: 0.6rem;
    }
    
    .footer-logo {
        height: 50px;
    }
    
    /* Ajustes nas imagens dos cards */
    .product-image-container {
        height: 200px;
        min-height: 200px;
    }
    
    .product-image {
        max-height: 140px;
    }
    
    .product-image.rectangular {
        max-height: 120px;
    }
    
    .product-image.tall {
        max-height: 150px;
        max-width: 70px;
    }
}

/* Mobile Grande (576px - 768px) */
@media (max-width: 768px) {
    :root {
        --spacing-md: 16px;
        --spacing-lg: 24px;
        --spacing-xl: 32px;
        --spacing-2xl: 48px;
    }
    
    .header-container {
        flex-wrap: wrap;
        justify-content: center;
        height: auto;
        padding: var(--spacing-sm) 0;
        gap: var(--spacing-sm);
    }
    
    .brand {
        order: 1;
        min-width: auto;
        flex: 1;
    }
    
    .search-container {
        order: 3;
        width: 100%;
        max-width: 100%;
        margin-top: var(--spacing-sm);
        margin-left: 0;
        margin-right: 0;
    }
    
    .search-wrapper {
        width: 100%;
    }
    
    .search-input {
        padding: 14px 90px 14px 20px;
        font-size: 0.9rem;
        height: 52px;
    }
    
    .search-btn {
        right: 45px;
        width: 40px;
        height: 40px;
    }
    
    .clear-search-btn {
        right: 10px;
        width: 32px;
        height: 32px;
    }
    
    .search-suggestions {
        position: fixed;
        left: var(--spacing-md);
        right: var(--spacing-md);
        top: calc(var(--alert-bar-height) + var(--header-height) + 52px);
        max-height: 50vh;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .banner-img, .promo-img {
        height: 250px;
    }
    
    body {
        padding-top: calc(var(--alert-bar-height) + 120px);
    }
    
    .main-header {
        height: auto;
        padding: var(--spacing-sm) 0;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    
    /* Ajustes nas imagens dos cards */
    .product-image-container {
        height: 180px;
        min-height: 180px;
    }
    
    .product-image {
        max-height: 120px;
    }
    
    .product-image.rectangular {
        max-height: 100px;
    }
    
    .product-image.tall {
        max-height: 130px;
        max-width: 60px;
    }
    
    .product-image.wide {
        max-height: 80px;
        max-width: 150px;
    }
    
    .product-image.small {
        max-height: 90px;
        max-width: 90px;
    }
    
    .product-card {
        min-height: 480px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .footer-brand {
        align-items: center;
        text-align: center;
    }
    
    .footer-tagline {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .footer-links {
        align-items: center;
    }
    
    .footer-link {
        justify-content: center;
    }
}

/* Mobile Pequeno (até 576px) */
@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
    
    .product-title {
        font-size: 1.1rem;
    }
    
    .current-price {
        font-size: 1.5rem;
    }
    
    .btn-buy {
        padding: 12px 16px;
        font-size: 0.85rem;
    }
    
    .alert-bar {
        font-size: 0.7rem;
        padding: 6px 0;
    }
    
    .search-input {
        padding: 12px 80px 12px 16px;
        font-size: 0.85rem;
        height: 48px;
    }
    
    .search-btn {
        right: 40px;
        width: 36px;
        height: 36px;
    }
    
    .clear-search-btn {
        right: 8px;
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }
    
    .search-input::placeholder {
        font-size: 0.85rem;
    }
    
    .search-suggestions {
        left: var(--spacing-sm);
        right: var(--spacing-sm);
    }
    
    .suggestion-item {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    .products-grid {
        max-width: 100%;
    }
    
    /* Ajustes nas imagens dos cards */
    .product-image-container {
        height: 160px;
        min-height: 160px;
        padding: var(--spacing-sm);
    }
    
    .product-image {
        max-height: 110px;
        max-width: 80%;
    }
    
    .product-image.rectangular {
        max-height: 90px;
    }
    
    .product-image.tall {
        max-height: 120px;
        max-width: 55px;
    }
    
    .product-card {
        min-height: 460px;
    }
    
    .image-badge {
        top: 10px;
        right: 10px;
        padding: 3px 8px;
        font-size: 0.6rem;
    }
    
    .footer-logo {
        height: 45px;
    }
    
    .footer-tagline {
        font-size: 0.85rem;
    }
}

/* Mobile Muito Pequeno (até 375px) */
@media (max-width: 375px) {
    .search-input {
        padding: 10px 70px 10px 14px;
        font-size: 0.8rem;
        height: 44px;
    }
    
    .search-btn {
        right: 35px;
        width: 34px;
        height: 34px;
        font-size: 0.9rem;
    }
    
    .clear-search-btn {
        right: 6px;
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }
    
    .search-input::placeholder {
        font-size: 0.8rem;
    }
    
    .brand-name {
        font-size: 1rem;
    }
    
    .brand-tagline {
        font-size: 0.55rem;
    }
    
    /* Ajustes nas imagens dos cards */
    .product-image-container {
        height: 150px;
        min-height: 150px;
    }
    
    .product-image {
        max-height: 100px;
    }
    
    .product-image.rectangular {
        max-height: 80px;
    }
    
    .product-image.tall {
        max-height: 110px;
        max-width: 50px;
    }
    
    .product-card {
        min-height: 440px;
    }
    
    .footer-logo {
        height: 40px;
    }
}

/* Desktop Grande (acima de 1200px) */
@media (min-width: 1200px) {
    .search-container {
        max-width: 600px;
    }
    
    .search-input {
        padding: 14px 100px 14px 24px;
        font-size: 0.95rem;
        height: 52px;
    }
    
    .search-btn {
        right: 50px;
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    .clear-search-btn {
        right: 12px;
        width: 34px;
        height: 34px;
        font-size: 1.1rem;
    }
    
    /* Ajustes nas imagens dos cards */
    .product-image-container {
        height: 240px;
        min-height: 240px;
    }
    
    .product-image {
        max-height: 170px;
    }
    
    .product-image.rectangular {
        max-height: 150px;
    }
    
    .product-image.tall {
        max-height: 180px;
        max-width: 85px;
    }
    
    .product-image.wide {
        max-height: 130px;
        max-width: 200px;
    }
    
    .product-image.small {
        max-height: 140px;
        max-width: 140px;
    }
    
    .footer-logo {
        height: 70px;
    }
}

/* ============================================
   ANIMAÇÕES GLOBAIS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.floating {
    animation: float 3s ease-in-out infinite;
}

@keyframes searchExpand {
    from {
        transform: scaleX(0.95);
        opacity: 0;
    }
    to {
        transform: scaleX(1);
        opacity: 1;
    }
}

.search-container.focus {
    animation: searchExpand 0.3s ease-out;
}

/* Loading state */
.search-btn.loading {
    pointer-events: none;
}

.search-btn.loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   MELHORIAS DE ACESSIBILIDADE
   ============================================ */

.search-input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.search-btn:focus-visible,
.clear-search-btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Otimização de imagens */
.logo-img,
.footer-logo,
.product-image,
.banner-img,
.promo-img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    -ms-interpolation-mode: nearest-neighbor;
}

/* Correção para PNG com transparência */
.logo-img[src$=".png"],
.footer-logo[src$=".png"] {
    background: transparent;
    mix-blend-mode: normal;
}

/* Alto contraste */
@media (prefers-contrast: high) {
    .search-input {
        border: 2px solid var(--color-text-primary);
    }
    
    .search-btn,
    .clear-search-btn {
        border: 2px solid currentColor;
    }
    
    .logo-img,
    .footer-logo {
        filter: drop-shadow(0 0 2px rgba(0, 0, 0, 0.5));
    }
    
    .product-card {
        border: 2px solid rgba(255, 255, 255, 0.15);
    }
}

/* Modo escuro (já temos) */
@media (prefers-color-scheme: dark) {
    .search-input {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.2);
    }
    
    .search-suggestions {
        background: var(--color-bg-gray);
        border-color: rgba(255, 255, 255, 0.15);
    }
    
    .logo-img,
    .footer-logo {
        filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
    }
}

/* Performance otimizada */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .product-card:hover {
        transform: none;
    }
    
    .product-card:hover .product-image {
        transform: none;
    }
    
    .product-image-container::before {
        animation: none;
    }
}