/* ===========================
   VARIÁVEIS E RESET
   =========================== */
:root {
    --cor-primaria: #e63946;
    --cor-secundaria: #1a1a1a;
    --cor-terciaria: #ffffff;
    --cor-acento: #f77f00;
    --cor-sucesso: #06d6a0;
    --cor-texto: #333333;
    --cor-fundo: #f5f5f5;
    --sombra: 0 4px 15px rgba(0, 0, 0, 0.1);
    --sombra-escura: 0 8px 25px rgba(0, 0, 0, 0.2);
    --transicao: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--cor-fundo);
    color: var(--cor-texto);
    line-height: 1.6;
    overflow-x: hidden;
    padding-bottom: 70px;
}

/* ===========================
   TYPOGRAPHY
   =========================== */
h1, h2, h3 {
    color: var(--cor-secundaria);
    font-weight: 700;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    border-bottom: 3px solid var(--cor-primaria);
    padding-bottom: 10px;
    display: inline-block;
}

h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

p {
    margin-bottom: 15px;
}

/* ===========================
   HEADER
   =========================== */
.header {
    background: linear-gradient(135deg, var(--cor-primaria) 0%, var(--cor-secundaria) 100%);
    color: white;
    padding: 15px 20px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--sombra-escura);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.cart-icon {
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    transition: var(--transicao);
}

.cart-icon:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.cart-count {
    background: var(--cor-acento);
    color: white;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

/* ===========================
   CONTAINER
   =========================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: calc(100vh - 140px);
}

/* ===========================
   SEÇÕES
   =========================== */
.secao {
    display: none;
    animation: fadeIn 0.3s ease-in;
}

.secao.ativa {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===========================
   BANNER
   =========================== */
.banner {
    position: relative;
    height: 300px;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: var(--sombra-escura);
}

.banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(230, 57, 70, 0.8), rgba(26, 26, 26, 0.8));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    padding: 20px;
}

.banner-overlay h1 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-overlay p {
    font-size: 1.2rem;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

/* ===========================
   BOTÕES
   =========================== */
.btn-grande {
    width: 100%;
    padding: 15px 20px;
    margin: 10px 0;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transicao);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--sombra);
}

.btn-primario {
    background: linear-gradient(135deg, var(--cor-primaria) 0%, #d62828 100%);
    color: white;
}

.btn-primario:hover {
    transform: translateY(-3px);
    box-shadow: var(--sombra-escura);
}

.btn-primario:active {
    transform: translateY(-1px);
}

.btn-secundario {
    background: linear-gradient(135deg, var(--cor-secundaria) 0%, #000000 100%);
    color: white;
}

.btn-secundario:hover {
    transform: translateY(-3px);
    box-shadow: var(--sombra-escura);
}

.btn-terciario {
    background: linear-gradient(135deg, #f77f00 0%, #fcbf49 100%);
    color: white;
}

.btn-terciario:hover {
    transform: translateY(-3px);
    box-shadow: var(--sombra-escura);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #20ba58 100%);
    color: white;
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: var(--sombra-escura);
}

.btn-pequeno {
    padding: 10px 18px;
    margin: 10px 0;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transicao);
    background: var(--cor-primaria);
    color: white;
    box-shadow: var(--sombra);
}

.btn-pequeno:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-escura);
}

.btn-categoria {
    padding: 10px 15px;
    margin: 5px;
    border: 2px solid #ddd;
    background: white;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transicao);
    font-weight: 600;
    font-size: 0.9rem;
}

.btn-categoria.ativo {
    background: var(--cor-primaria);
    color: white;
    border-color: var(--cor-primaria);
}

.btn-categoria:hover {
    border-color: var(--cor-primaria);
    color: var(--cor-primaria);
}

/* ===========================
   MENU RÁPIDO
   =========================== */
.menu-rapido {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin: 30px 0;
}

.menu-rapido .btn-grande {
    margin: 0;
    padding: 20px;
}

/* ===========================
   INFO RESTAURANTE
   =========================== */
.info-restaurante {
    background: white;
    border-radius: 12px;
    padding: 25px;
    margin: 20px 0;
    box-shadow: var(--sombra);
    border-left: 5px solid var(--cor-primaria);
}

.info-restaurante h2 {
    border: none;
    padding: 0;
    display: block;
    margin-bottom: 10px;
}

.badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 15px;
}

.badge {
    background: var(--cor-fundo);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--cor-primaria);
    border: 1px solid var(--cor-primaria);
}

/* ===========================
   QRCODE RÁPIDO
   =========================== */
.qrcode-rapido {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 12px;
    margin: 20px 0;
    box-shadow: var(--sombra);
}

/* ===========================
   FILTRO CATEGORIAS
   =========================== */
.filtro-categorias {
    display: flex;
    gap: 10px;
    margin: 20px 0;
    flex-wrap: wrap;
    justify-content: center;
}

/* ===========================
   ITEMS GRID
   =========================== */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.item-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--sombra);
    transition: var(--transicao);
    display: flex;
    flex-direction: column;
}

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

.item-imagem {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: var(--cor-fundo);
}

.item-info {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.item-nome {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--cor-secundaria);
    margin-bottom: 8px;
}

.item-descricao {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 10px;
    flex-grow: 1;
}

.item-preco {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--cor-primaria);
    margin-bottom: 12px;
}

.item-controls {
    display: flex;
    gap: 10px;
    align-items: center;
}

.item-quantidade {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--cor-fundo);
    border-radius: 8px;
    padding: 5px 8px;
}

.item-quantidade button {
    background: none;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 700;
    color: var(--cor-primaria);
}

.item-quantidade input {
    width: 30px;
    text-align: center;
    border: none;
    background: none;
    font-weight: 600;
}

.btn-adicionar {
    flex: 1;
    padding: 10px;
    background: var(--cor-primaria);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transicao);
}

.btn-adicionar:hover {
    background: #d62828;
    transform: scale(1.05);
}

/* ===========================
   CARRINHO
   =========================== */
.cart-empty {
    text-align: center;
    padding: 50px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--sombra);
}

.cart-empty p {
    font-size: 1.2rem;
    color: #999;
    margin-bottom: 20px;
}

.cart-list {
    background: white;
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 15px;
    box-shadow: var(--sombra);
}

.cart-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    border-bottom: 1px solid #eee;
    align-items: center;
    justify-content: space-between;
}

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

.cart-item-info {
    flex-grow: 1;
}

.cart-item-nome {
    font-weight: 700;
    color: var(--cor-secundaria);
    margin-bottom: 5px;
}

.cart-item-preco {
    color: var(--cor-primaria);
    font-weight: 600;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.cart-item-controls button {
    background: none;
    border: 1px solid #ddd;
    width: 30px;
    height: 30px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    color: var(--cor-primaria);
}

.cart-item-remove {
    background: #ffebee !important;
    color: var(--cor-primaria) !important;
}

.cart-resumo {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--sombra);
    margin-bottom: 15px;
}

.resumo-linha {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    font-size: 1rem;
}

.resumo-linha.total {
    border-top: 2px solid var(--cor-primaria);
    padding-top: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--cor-primaria);
}

/* ===========================
   FORMULÁRIO
   =========================== */
.form-pedido {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--sombra);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--cor-secundaria);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transicao);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cor-primaria);
    box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.checkout-resumo {
    background: var(--cor-fundo);
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
    border-left: 5px solid var(--cor-primaria);
}

.checkout-resumo h3 {
    margin-bottom: 15px;
}

#checkout-items {
    margin-bottom: 15px;
}

.checkout-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.checkout-item span:last-child {
    font-weight: 600;
    color: var(--cor-primaria);
}

/* ===========================
   INFO BOX
   =========================== */
.info-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.info-item {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--sombra);
    border-top: 4px solid var(--cor-primaria);
}

.info-item h3 {
    margin-bottom: 10px;
    color: var(--cor-secundaria);
}

.info-item p {
    margin-bottom: 10px;
}

.link-social {
    color: var(--cor-primaria);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transicao);
}

.link-social:hover {
    color: var(--cor-secundaria);
    text-decoration: underline;
}

/* ===========================
   NAVBAR INFERIOR
   =========================== */
.navbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 99;
    border-top: 2px solid var(--cor-primaria);
}

.nav-btn {
    padding: 12px 10px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: #666;
    transition: var(--transicao);
    border-top: 3px solid transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.nav-btn:hover {
    color: var(--cor-primaria);
    background: var(--cor-fundo);
}

.nav-btn.ativo {
    color: var(--cor-primaria);
    border-top: 3px solid var(--cor-primaria);
    background: var(--cor-fundo);
}

/* ===========================
   RESPONSIVO
   =========================== */
@media (max-width: 768px) {
    .header {
        padding: 12px 15px;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    .banner {
        height: 200px;
    }

    .banner-overlay h1 {
        font-size: 1.8rem;
    }

    .menu-rapido {
        grid-template-columns: repeat(2, 1fr);
    }

    .items-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 15px;
    }

    .filtro-categorias {
        justify-content: flex-start;
    }

    .form-pedido {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    .banner {
        height: 150px;
    }

    .banner-overlay h1 {
        font-size: 1.5rem;
    }

    .banner-overlay p {
        font-size: 0.9rem;
    }

    .menu-rapido {
        grid-template-columns: 1fr;
    }

    .btn-grande {
        padding: 12px 15px;
        font-size: 0.9rem;
    }

    .items-grid {
        grid-template-columns: 1fr;
    }

    .cart-item {
        flex-direction: column;
        text-align: center;
    }

    .filtro-categorias {
        flex-direction: column;
    }

    .btn-categoria {
        width: 100%;
    }

    .navbar {
        grid-template-columns: repeat(4, 1fr);
        padding: 8px 0;
    }

    .nav-btn {
        padding: 8px 5px;
        font-size: 0.75rem;
    }
}

/* ===========================
   ANIMAÇÕES
   =========================== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* ===========================
   UTILITÁRIOS
   =========================== */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}