/* =========================================
   1. VARIÁVEIS E ESTILOS GLOBAIS
   ========================================= */
:root {
    --cor-principal: #78BF0B; /* Verde corporativo */
    --cor-principal-hover: #5d9e07;
    --cor-whatsapp: #16a34a; /* Verde escuro para botões do WhatsApp */
    --cor-fundo: linear-gradient(180deg, rgba(0, 0, 0, 1) 12%, rgba(62, 89, 18, 1) 100%);
    --cor-texto: #ffffff;
    --cor-borda: #333333;
    --headbar: #000000;
    --cinza: #131313;
    --branco: #ffffff;
}

/* Reset básico para remover margens padrão e padronizar a fonte */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Corpo da página com imagem de fundo fixa */
body {
    background: var(--cor-fundo);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
    color: var(--cor-texto);
    min-height: 100vh;
}

/* Container principal para centralizar o conteúdo e limitar a largura */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* =========================================
   2. BARRA DE NAVEGAÇÃO (HEADER)
   ========================================= */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--headbar);
    padding: 15px 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.5);
    position: sticky;
    top: 0;
    z-index: 10;
}

.logo img {
    max-height: 40px;
    width: auto;
    display: block;
}

.btn-login,
.cart-btn {
    background: var(--cor-principal);
    color: var(--headbar);
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    transition: background 0.3s ease;
}

.btn-login {
    margin-right: 10px;
}

.btn-login:hover,
.cart-btn:hover {
    background: var(--cor-principal-hover);
}

/* =========================================
   3. BUSCA E CARROSSEL DE CATEGORIAS
   ========================================= */
.section-title {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

/* Barra de busca */
.search-bar {
    margin-bottom: 20px;
    background-color: var(--headbar);
    border-radius: 5px;
    padding: 5px;
}

.search-bar input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--cor-borda);
    border-radius: 5px;
    font-size: 1rem;
    outline: none;
    background-color: var(--headbar);
    color: var(--cor-texto);
}

.search-bar input::placeholder {
    color: rgba(255,255,255,0.5);
}

/* Carrossel de Categorias (Scroll Horizontal) */
.carousel-wrapper {
    margin-bottom: 24px;
}

.category-carousel-wrapper {
    position: relative;
}

.carousel {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

.carousel::-webkit-scrollbar {
    height: 8px;
}

.carousel::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.18);
    border-radius: 999px;
}

.carousel-item {
    flex: 0 0 auto;
    padding: 12px 18px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.18);
    background: rgba(255,255,255,0.06);
    color: #ffffff;
    cursor: pointer;
    white-space: nowrap;
    transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.carousel-item:hover {
    transform: translateY(-1px);
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.3);
}

.carousel-item.active {
    background: rgba(120, 191, 11, 0.16);
    border-color: var(--cor-principal);
    color: #fff;
}

/* Setas do Carrossel de Categoria (Apenas Desktop) */
.category-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 48px;
    border-radius: 8px;
    background: rgba(0,0,0,0.6);
    color: #fff;
    border: none;
    display: none; /* Escondido no mobile */
    align-items: center;
    justify-content: center;
    font-size: 24px;
    cursor: pointer;
    z-index: 5;
    transition: background 0.2s ease;
}

.category-arrow--left { left: 0; }
.category-arrow--right { right: 0; }

.category-arrow:hover {
    background: rgba(0,0,0,0.8);
}

/* =========================================
   4. HERO BANNER (CARROSSEL DE IMAGENS)
   ========================================= */
.hero-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.6);
    background: linear-gradient(180deg, rgba(0,0,0,0.4), rgba(0,0,0,0.25));
}

.hero-slides {
    display: flex;
    transition: transform 0.9s cubic-bezier(.2,.9,.2,1);
    will-change: transform;
}

.hero-slide {
    flex: 0 0 100%;
    display: block;
}

.hero-slide img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    display: block;
    border-radius: 16px;
}

.hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 64px;
    border-radius: 8px;
    background: rgba(0,0,0,0.35);
    color: #fff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    cursor: pointer;
    opacity: 0.9;
    transition: background 0.2s, transform 0.2s;
}

.hero-arrow--left { left: 12px; }
.hero-arrow--right { right: 12px; }

.hero-arrow:hover {
    transform: translateY(-50%) scale(1.02);
    background: rgba(0,0,0,0.5);
}

.hero-indicators {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
}

.hero-indicators button {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    border: none;
    background: rgba(255,255,255,0.25);
    cursor: pointer;
    transition: background 0.3s ease;
}

.hero-indicators button.active {
    background: var(--cor-principal);
    box-shadow: 0 4px 12px rgba(120,191,11,0.18);
}

/* =========================================
   5. GRID E CARTÕES DE PRODUTOS
   ========================================= */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.card-produto {
    background: var(--cinza);
    padding: 15px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card-produto:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

.card-produto button {
    margin-top: auto;
}

.produto-img {
    width: 100%;
    height: 200px;
    background: #ffffff;
    border-radius: 8px;
    margin-bottom: 15px;
    object-fit: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

.produto-nome {
    font-size: 1.1rem;
    font-weight: bold;
    margin-bottom: 5px;
}

.produto-categoria {
    font-size: 0.8rem;
    margin-bottom: 10px;
    color: var(--cor-principal);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.produto-desc {
    font-size: 0.85rem;
    color: #cccccc;
    margin-bottom: 15px;
    flex-grow: 1;
}

.produto-preco {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--cor-principal);
    margin-bottom: 15px;
}

.btn-adicionar {
    background: transparent;
    color: var(--cor-principal);
    border: 2px solid var(--cor-principal);
    padding: 10px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s ease, color 0.3s ease;
    text-align: center;
}

.btn-adicionar:hover:not(.desabilitado) {
    background: var(--cor-principal);
    color: var(--headbar);
}

.btn-adicionar.desabilitado {
    border-color: #666;
    color: #666;
    cursor: not-allowed;
}

/* =========================================
   6. TELA DE DETALHES DO PRODUTO (MODAL INTERNA)
   ========================================= */
.product-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.product-breadcrumb {
    margin-bottom: 14px;
    color: rgba(255,255,255,0.75);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.product-hero {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
    align-items: start;
    margin-bottom: 40px;
}

.product-main-image {
    width: 100%;
    min-height: 360px;
    border-radius: 20px;
    background: #1a1a1a;
    object-fit: contain;
    padding: 10px;
}

.product-info {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.product-category {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--cor-principal);
}

.product-title {
    font-size: clamp(2rem, 3vw, 3rem);
    line-height: 1.05;
    margin: 0;
}

.product-description {
    color: rgba(255,255,255,0.85);
    line-height: 1.6;
    font-size: 1rem;
}

.price-card {
    border-radius: 20px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    color: #ffffff;
    background: rgba(20, 20, 20, 0.85);
    border: 1px solid rgba(255,255,255,0.1);
}

.price-card h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.price-card .price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--cor-principal);
}

.btn-primary {
    background: var(--cor-principal);
    color: var(--headbar);
    border: none;
    border-radius: 12px;
    padding: 16px 24px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
    width: 100%;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    background: var(--cor-principal-hover);
}

/* =========================================
   7. MODAIS (CARRINHO E CHECKOUT)
   ========================================= */
/* Fundo escuro do modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: flex-end; /* Gaveta lateral por padrão */
    z-index: 20;
    transition: opacity 0.3s ease;
}

.modal.oculta {
    opacity: 0;
    pointer-events: none;
}

/* Conteúdo interno da gaveta */
.modal-conteudo {
    background: var(--cinza);
    width: 100%;
    max-width: 450px; /* Largura da gaveta */
    height: 100%;
    padding: 20px;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    transform: translateX(0);
    transition: transform 0.3s ease;
    box-shadow: -5px 0 15px rgba(0,0,0,0.5);
    box-sizing: border-box;
}

/* Animação de entrada/saída da gaveta lateral */
.modal.oculta .modal-conteudo {
    transform: translateX(100%);
}

.modal-cabecalho {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--cor-borda);
    padding-bottom: 15px;
    margin-bottom: 15px;
}

.modal-cabecalho h2 {
    font-size: 1.5rem;
}

/* Botão de Fechar Modal (X vermelho) */
.btn-fechar {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #ef4444;
    font-weight: bold;
    padding: 5px;
    transition: transform 0.2s ease;
}

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

/* Lista de itens do carrinho */
.itens-carrinho {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.carrinho-vazio {
    text-align: center;
    color: #cccccc;
    margin-top: 20px;
}

/* Seção de Resumo e Checkout */
.resumo-pedido {
    border-top: 1px solid var(--cor-borda);
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.resumo-pedido .total {
    font-size: 1.3rem;
    text-align: right;
    font-weight: bold;
}

.resumo-pedido h3 {
    font-size: 1.1rem;
    color: var(--cor-principal);
    margin-top: 10px;
}

/* Inputs do Formulário de Checkout */
.resumo-pedido input,
.form-group input,
.form-group select {
    padding: 12px;
    border: 1px solid var(--cor-borda);
    border-radius: 8px;
    outline: none;
    background-color: var(--headbar);
    color: var(--cor-texto);
    font-size: 1rem;
    width: 100%;
}

.resumo-pedido input:focus,
.form-group input:focus,
.form-group select:focus {
    border-color: var(--cor-principal);
}

/* Botões do Carrinho e Checkout */
.btn-whatsapp,
.btn-orcamento {
    color: white;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    font-size: 1.1rem;
    transition: background 0.2s ease, transform 0.2s ease;
    width: 100%;
    text-align: center;
}

.btn-whatsapp { background: var(--cor-whatsapp); }
.btn-whatsapp:hover { background: #15803d; transform: translateY(-2px); }

.btn-orcamento { background: var(--cor-principal); color: var(--headbar); }
.btn-orcamento:hover { background: var(--cor-principal-hover); transform: translateY(-2px); color: white; }

/* =========================================
   8. TELA ADMINISTRATIVA (ADMIN.HTML)
   ========================================= */
.admin-container {
    max-width: 1000px;
    margin: 40px auto;
    display: grid;
    grid-template-columns: 1fr 2.5fr;
    gap: 20px;
    padding: 20px;
}

.card-admin {
    background: var(--cinza);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    overflow-x: auto; /* Garante que tabelas grandes possam rolar no mobile */
}

.card-admin h2 {
    margin-bottom: 20px;
    border-bottom: 2px solid var(--cor-principal);
    padding-bottom: 10px;
    display: inline-block;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    font-size: 0.95rem;
    color: #dddddd;
}

/* Componentes extras do Admin */
.categoria-add-row {
    display: flex;
    gap: 10px;
}

.btn-salvar {
    background: var(--cor-principal);
    color: var(--headbar);
    border: none;
    padding: 14px;
    width: 100%;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.3s;
}

.btn-salvar:hover {
    background: var(--cor-principal-hover);
    color: white;
}

/* Tabela de Produtos */
.tabela-produtos {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    min-width: 600px; /* Força scroll horizontal no mobile caso necessário */
}

.tabela-produtos th,
.tabela-produtos td {
    padding: 12px;
    border-bottom: 1px solid var(--cor-borda);
    text-align: left;
    font-size: 0.95rem;
}

.tabela-produtos th {
    color: var(--cor-principal);
}

.badge {
    padding: 6px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
}

.bg-verde { background: rgba(22, 163, 74, 0.2); color: #4ade80; border: 1px solid #4ade80; }
.bg-vermelho { background: rgba(220, 38, 38, 0.2); color: #f87171; border: 1px solid #f87171; }

.btn-remover {
    background: #ef4444;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: 0.2s;
}

.btn-remover:hover {
    background: #dc2626;
}

/* =========================================
   9. RODAPÉ (FOOTER)
   ========================================= */
.footer {
    background: var(--headbar);
    color: #d1d5db;
    padding: 40px 20px 20px;
    margin-top: 60px;
    border-top: 2px solid var(--cinza);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    gap: 30px;
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cor-principal);
    margin-bottom: 15px;
}

.footer-section h3 {
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: #ffffff;
}

.footer-section p {
    line-height: 1.6;
    color: #aaaaaa;
}

.whatsapp-link {
    display: inline-flex;
    align-items: center;
    background: rgba(22, 163, 74, 0.15);
    border: 1px solid var(--cor-whatsapp);
    color: #4ade80;
    padding: 12px 20px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s;
    margin-top: 10px;
}

.whatsapp-link:hover {
    background: rgba(22, 163, 74, 0.3);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 30px;
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 0.9rem;
    color: #777777;
    text-align: center;
}

/* =========================================
   10. MEDIA QUERIES (RESPONSIVIDADE GERAL)
   ========================================= */

/* Desktop Médio e Tablets Horizontais */
@media (min-width: 768px) {
    .category-arrow { 
        display: flex; /* Exibe as setas de navegação das categorias */
    }
    
    .category-carousel-wrapper .carousel { 
        padding-left: 48px; 
        padding-right: 48px; 
    }

    .footer-content { 
        grid-template-columns: repeat(3, 1fr); 
    }

    .footer-bottom { 
        flex-direction: row; 
        justify-content: space-between; 
        text-align: left; 
    }
}

/* Tablets (Telas médias) */
@media (max-width: 1024px) {
    .hero-slide img { height: 320px; }
    .product-hero { grid-template-columns: 1fr; }
}

/* Mobile (Smartphones) */
@media (max-width: 768px) {
    .navbar { 
        flex-wrap: wrap; 
        gap: 12px; 
        justify-content: center;
    }
    
    .admin-container { 
        grid-template-columns: 1fr; /* Admin fica em uma coluna só */
        margin: 20px auto;
        padding: 10px;
    }

    .card-admin {
        padding: 15px; /* Reduz espaçamento no mobile */
    }

    /* Modal continua sendo uma gaveta, mas ocupa tela toda (ou quase) */
    .modal-conteudo { 
        max-width: 100%; /* No celular, o carrinho usa a largura toda da tela */
    }

    /* Ajustes da tela de produto individual */
    .product-page { padding: 16px; }
    .product-main-image { min-height: 260px; }
}

/* Mobile Pequeno */
@media (max-width: 480px) {
    .hero-slide img { height: 220px; border-radius: 12px; }
    .hero-arrow { width: 36px; height: 52px; font-size: 22px; }
    .product-title { font-size: 1.8rem; }
}