/**
 * TOP CARNES — Estilos do Checkout
 * Página de finalização de pedido com
 * endereço, pagamento, resumo e confirmação.
 */

:root {
    --checkout-bg: #FFF8E1;
    --checkout-card-bg: #FFFFFF;
    --checkout-texto: #3E2723;
    --checkout-subtexto: #8D7B6A;
    --checkout-primaria: #D32F2F;
    --checkout-secundaria: #F57C00;
    --checkout-sucesso: #2E7D32;
    --checkout-borda: #E0D5C0;
    --checkout-sombra: 0 4px 20px rgba(62, 39, 35, 0.06);
    --checkout-sombra-hover: 0 8px 32px rgba(62, 39, 35, 0.12);
}

/* ============================================ */
/* CONTAINER PRINCIPAL                          */
/* ============================================ */
.checkout-body {
    font-family: 'Montserrat', sans-serif;
    background: var(--checkout-bg);
    min-height: 100vh;
    padding: 20px;
}

.checkout-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 28px;
    align-items: start;
}

/* ============================================ */
/* CABEÇALHO                                    */
/* ============================================ */
.checkout-header {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.checkout-header-titulo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--checkout-texto);
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkout-header-titulo i {
    color: var(--checkout-primaria);
}

.checkout-header-voltar {
    color: var(--checkout-subtexto);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.checkout-header-voltar:hover {
    color: var(--checkout-primaria);
}

/* ============================================ */
/* ETAPAS (PROGRESSO)                           */
/* ============================================ */
.checkout-etapas {
    grid-column: 1 / -1;
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.checkout-etapa {
    flex: 1;
    text-align: center;
    position: relative;
}

.checkout-etapa-circulo {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #E0E0E0;
    color: #999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.85rem;
    margin: 0 auto 8px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.checkout-etapa.concluida .checkout-etapa-circulo {
    background: var(--checkout-sucesso);
    color: #FFFFFF;
}

.checkout-etapa.ativa .checkout-etapa-circulo {
    background: var(--checkout-primaria);
    color: #FFFFFF;
    box-shadow: 0 0 0 8px rgba(211, 47, 47, 0.1);
    animation: pulseEtapa 2s ease-in-out infinite;
}

@keyframes pulseEtapa {
    0%, 100% { box-shadow: 0 0 0 8px rgba(211, 47, 47, 0.1); }
    50% { box-shadow: 0 0 0 16px rgba(211, 47, 47, 0); }
}

.checkout-etapa-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: #999;
}

.checkout-etapa.ativa .checkout-etapa-label {
    color: var(--checkout-primaria);
}

.checkout-etapa.concluida .checkout-etapa-label {
    color: var(--checkout-sucesso);
}

.checkout-etapa-linha {
    position: absolute;
    top: 20px;
    left: 60%;
    right: -40%;
    height: 3px;
    background: #E0E0E0;
    z-index: 1;
}

.checkout-etapa.concluida .checkout-etapa-linha {
    background: var(--checkout-sucesso);
}

.checkout-etapa:last-child .checkout-etapa-linha {
    display: none;
}

/* ============================================ */
/* SEÇÕES DO CHECKOUT                           */
/* ============================================ */
.checkout-secao {
    background: var(--checkout-card-bg);
    border-radius: 20px;
    padding: 24px 28px;
    box-shadow: var(--checkout-sombra);
    margin-bottom: 20px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.checkout-secao:hover {
    box-shadow: var(--checkout-sombra-hover);
}

.checkout-secao-titulo {
    font-weight: 700;
    font-size: 1rem;
    color: var(--checkout-texto);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 12px;
    border-bottom: 2px solid #F0F0F0;
}

.checkout-secao-titulo i {
    color: var(--checkout-secundaria);
}

/* ============================================ */
/* FORMULÁRIO DE ENDEREÇO                       */
/* ============================================ */
.checkout-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.checkout-form-grid.col-full {
    grid-column: 1 / -1;
}

.checkout-input-grupo {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.checkout-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--checkout-subtexto);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.checkout-label span {
    color: var(--checkout-primaria);
}

.checkout-input {
    width: 100%;
    padding: 12px 16px;
    background: #FAFAFA;
    border: 2px solid var(--checkout-borda);
    border-radius: 14px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    color: var(--checkout-texto);
    transition: all 0.3s ease;
}

.checkout-input:focus {
    outline: none;
    border-color: var(--checkout-primaria);
    background: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(211, 47, 47, 0.06);
}

.checkout-input.erro {
    border-color: #EF5350;
    box-shadow: 0 0 0 4px rgba(239, 83, 80, 0.06);
}

.checkout-input.sucesso {
    border-color: #4CAF50;
}

/* ============================================ */
/* PAGAMENTO                                    */
/* ============================================ */
.checkout-pagamento-opcoes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.checkout-pagamento-opcao {
    padding: 20px 16px;
    border: 2px solid var(--checkout-borda);
    border-radius: 18px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
    background: #FFFFFF;
    position: relative;
}

.checkout-pagamento-opcao:hover {
    border-color: var(--checkout-secundaria);
    background: #FFF8E1;
    transform: translateY(-2px);
}

.checkout-pagamento-opcao.selecionada {
    border-color: var(--checkout-primaria);
    background: #FFF5F5;
    box-shadow: 0 0 0 4px rgba(211, 47, 47, 0.06);
}

.checkout-pagamento-opcao.selecionada::after {
    content: '✅';
    position: absolute;
    top: 8px;
    right: 10px;
    font-size: 0.9rem;
}

.checkout-pagamento-icone {
    font-size: 2rem;
    margin-bottom: 8px;
}

.checkout-pagamento-nome {
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--checkout-texto);
}

.checkout-pagamento-descricao {
    font-size: 0.7rem;
    color: var(--checkout-subtexto);
    margin-top: 2px;
}

/* ============================================ */
/* RESUMO LATERAL                               */
/* ============================================ */
.checkout-resumo {
    background: var(--checkout-card-bg);
    border-radius: 24px;
    padding: 28px;
    box-shadow: var(--checkout-sombra);
    position: sticky;
    top: 20px;
}

.checkout-resumo-titulo {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--checkout-texto);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid #F0F0F0;
}

.checkout-resumo-itens {
    margin-bottom: 16px;
    max-height: 250px;
    overflow-y: auto;
}

.checkout-resumo-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 8px 0;
    border-bottom: 1px solid #F5F5F5;
    font-size: 0.8rem;
}

.checkout-resumo-item-nome {
    flex: 1;
    font-weight: 500;
    color: var(--checkout-texto);
}

.checkout-resumo-item-qtd {
    color: var(--checkout-subtexto);
    margin-left: 8px;
    white-space: nowrap;
}

.checkout-resumo-linha {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-size: 0.85rem;
    color: var(--checkout-subtexto);
}

.checkout-resumo-linha.total {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--checkout-texto);
    padding-top: 14px;
    margin-top: 8px;
    border-top: 2px solid #F0F0F0;
}

.checkout-resumo-linha.total span:last-child {
    color: var(--checkout-primaria);
}

.checkout-resumo-linha.desconto {
    color: #2E7D32;
    font-weight: 600;
}

/* Botão Finalizar */
.checkout-btn-finalizar {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--checkout-primaria), #B71C1C);
    color: #FFFFFF;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 16px;
}

.checkout-btn-finalizar:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(211, 47, 47, 0.3);
}

.checkout-btn-finalizar:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ============================================ */
/* CONFIRMAÇÃO (PEDIDO FINALIZADO)              */
/* ============================================ */
.checkout-confirmacao {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
}

.checkout-confirmacao-icone {
    font-size: 6rem;
    animation: bounceConfirmacao 1s ease;
}

@keyframes bounceConfirmacao {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.2); }
    50% { transform: scale(0.9); }
    75% { transform: scale(1.1); }
}

.checkout-confirmacao-titulo {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--checkout-texto);
    margin: 16px 0 8px;
}

.checkout-confirmacao-numero {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--checkout-primaria);
    margin-bottom: 8px;
}

.checkout-confirmacao-descricao {
    font-size: 0.95rem;
    color: var(--checkout-subtexto);
    margin-bottom: 24px;
    line-height: 1.5;
}

.checkout-confirmacao-pix {
    background: #F5F5F5;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
    display: inline-block;
}

.checkout-confirmacao-pix-qrcode {
    width: 180px;
    height: 180px;
    background: #FFFFFF;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 4rem;
}

.checkout-confirmacao-pix-copia {
    padding: 10px 16px;
    background: #FFFFFF;
    border: 2px solid var(--checkout-borda);
    border-radius: 12px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    color: var(--checkout-subtexto);
    word-break: break-all;
    max-width: 300px;
    margin: 0 auto 8px;
}

/* ============================================ */
/* RESPONSIVO                                   */
/* ============================================ */
@media (max-width: 900px) {
    .checkout-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .checkout-resumo {
        position: static;
    }
    
    .checkout-pagamento-opcoes {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .checkout-body {
        padding: 12px;
    }
    
    .checkout-header-titulo {
        font-size: 1.2rem;
    }
    
    .checkout-secao {
        padding: 18px 14px;
        border-radius: 16px;
    }
    
    .checkout-form-grid {
        grid-template-columns: 1fr;
    }
    
    .checkout-pagamento-opcoes {
        grid-template-columns: 1fr;
    }
    
    .checkout-etapas {
        gap: 4px;
    }
    
    .checkout-etapa-circulo {
        width: 32px;
        height: 32px;
        font-size: 0.7rem;
    }
    
    .checkout-etapa-label {
        font-size: 0.6rem;
    }
    
    .checkout-resumo {
        padding: 20px 16px;
        border-radius: 20px;
    }
    
    .checkout-confirmacao-numero {
        font-size: 1.8rem;
    }
}