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

:root {
    --primary-color: #2196F3;
    --secondary-color: #FF9800;
    --success-color: #4CAF50;
    --danger-color: #F44336;
    --dark: #212121;
    --light: #f5f5f5;
    --border: #e0e0e0;
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--light);
    color: var(--dark);
}

/* ===== CONTAINER ===== */
.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

/* ===== PÁGINA DE AUTENTICAÇÃO ===== */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.auth-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    padding-top: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.logo {
    text-align: center;
    margin-bottom: 30px;
}

.logo h1 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.logo p {
    color: #666;
    font-size: 14px;
}

/* ===== FORMULÁRIOS ===== */
.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.auth-form h2 {
    margin-bottom: 20px;
    color: var(--dark);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: var(--dark);
    font-size: 14px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

/* ===== BOTÕES ===== */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #1976D2;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(33, 150, 243, 0.4);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #FB8C00;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.toggle-auth {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

.toggle-auth a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.info-box {
    background-color: #e3f2fd;
    border-left: 4px solid var(--primary-color);
    padding: 15px;
    margin-top: 20px;
    border-radius: 4px;
    font-size: 14px;
    color: #0d47a1;
}

.info-box p {
    margin-bottom: 8px;
}

/* ===== MENSAGENS DE ERRO ===== */
.erro-msg {
    color: var(--danger-color);
    margin-top: 10px;
    padding: 10px;
    background-color: #ffebee;
    border-radius: 4px;
    display: none;
}

.erro-msg.show {
    display: block;
}

/* ===== DASHBOARD ===== */
.navbar {
    background-color: var(--primary-color);
    color: white;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar h1 {
    font-size: 20px;
}

.navbar-icons {
    display: flex;
    gap: 10px;
}

.icon-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    transition: background 0.3s;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.btn-logout {
    background-color: var(--danger-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-logout:hover {
    background-color: #d32f2f;
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.4);
}

.dashboard-container {
    padding: 20px;
}

/* ===== CARDS ===== */
.welcome-card,
.cupom-card,
.postos-card,
.historico-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* PRODUTOS LISTA */
.produtos-lista {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.produto-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: #f9f9f9;
    border-left: 4px solid #2196F3;
    border-radius: 6px;
    transition: all 0.3s;
}

.produto-item:hover {
    background: #f0f7ff;
    border-left-color: #1976D2;
}

.produto-info {
    flex: 1;
    text-align: left;
}

.produto-nome {
    font-weight: 600;
    color: #333;
    margin-bottom: 4px;
    font-size: 14px;
}

.produto-tipo {
    font-size: 11px;
    color: #999;
    text-transform: uppercase;
}

.produto-preco {
    text-align: right;
    margin-right: 12px;
}

.preco-valor {
    font-size: 16px;
    font-weight: 600;
    color: #2196F3;
}

.preco-unidade {
    font-size: 11px;
    color: #999;
}

.btn-produto {
    background: #2196F3;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: background 0.3s;
    white-space: nowrap;
}

.btn-produto:hover {
    background: #1976D2;
}

.btn-produto.gerado {
    background: #4CAF50;
}

.btn-produto.gerado:hover {
    background: #45a049;
}

.cupom-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.cupom-header h3 {
    color: var(--dark);
}

.cupom-data {
    background-color: var(--primary-color);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
}

/* ===== CUPOM VAZIO ===== */
.cupom-vazio {
    text-align: center;
    padding: 40px 20px;
    color: #999;
}

.cupom-vazio p {
    margin-bottom: 20px;
}

/* ===== CUPOM GERADO ===== */
.cupom-gerado {
    text-align: center;
}

.qrcode-container {
    background-color: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.qrcode-container img {
    width: 200px;
    height: 200px;
    border: 2px solid var(--border);
    border-radius: 8px;
}

/* É a saída quando a câmera do frentista não lê: tela riscada, sol forte,
   lente suja. Em cinza claro de 12px ninguém consegue ditar o código. */
.qrcode-text {
    margin-top: 12px;
    font-family: 'Courier New', ui-monospace, monospace;
    font-size: 19px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #1a237e;
    background: #eef4fd;
    border: 1px solid #c7dcf7;
    border-radius: 8px;
    padding: 8px 10px;
    word-break: break-all;
    user-select: all;
}

.cupom-info {
    background-color: #e3f2fd;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.cupom-info h4 {
    margin-bottom: 10px;
    color: var(--dark);
}

.info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
}

.info-row .label {
    color: #666;
}

.info-row .valor {
    font-weight: 600;
    color: var(--primary-color);
}

.cupom-instrucoes {
    background-color: #f5f5f5;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: left;
}

.cupom-instrucoes h4 {
    margin-bottom: 10px;
    color: var(--dark);
}

.cupom-instrucoes ol {
    margin-left: 20px;
    font-size: 14px;
    color: #666;
}

.cupom-instrucoes li {
    margin-bottom: 8px;
}

.cupom-limites {
    background-color: #fff3e0;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    color: #e65100;
    font-weight: 600;
}

/* ===== POSTOS ===== */
.posto-item {
    padding: 15px;
    border-left: 4px solid var(--secondary-color);
    background-color: #fafafa;
    margin-bottom: 15px;
    border-radius: 4px;
}

.posto-item h4 {
    margin-bottom: 8px;
    color: var(--dark);
}

.posto-item p {
    font-size: 14px;
    color: #666;
    margin-bottom: 4px;
}

/* ===== MODAL ===== */
.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    padding: 30px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.close {
    float: right;
    font-size: 28px;
    font-weight: bold;
    color: #999;
    cursor: pointer;
}

.close:hover {
    color: var(--dark);
}

/* ===== RESPONSIVO ===== */
@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    .auth-card {
        padding: 20px;
    }

    .dashboard-container {
        padding: 10px;
    }

    .btn {
        font-size: 14px;
        padding: 10px 16px;
    }

    .navbar {
        flex-direction: column;
        gap: 10px;
    }

    .navbar h1 {
        font-size: 16px;
    }
}

/* ===== PRINT ===== */
@media print {
    .navbar, .navbar-icons {
        display: none;
    }

    .cupom-card {
        box-shadow: none;
        border: 2px solid var(--border);
    }

    .qrcode-container {
        page-break-inside: avoid;
    }
}

/* ===== PREÇO FINAL EM DESTAQUE NO CUPOM ===== */
.preco-destaque {
    background: linear-gradient(135deg, #1b5e20 0%, #2e7d32 100%);
    color: #fff;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    margin: 16px 0;
}

.preco-destaque-rotulo {
    display: block;
    font-size: 13px;
    opacity: .9;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.preco-destaque-valor {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    margin: 8px 0 6px;
}

.preco-destaque-valor #preco-final-destaque {
    font-size: 42px;
    font-weight: 700;
    line-height: 1;
}

.preco-destaque-unidade { font-size: 15px; opacity: .9; }

.preco-destaque-antes {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    opacity: .95;
    flex-wrap: wrap;
}

.economia-badge {
    background: rgba(255, 255, 255, .2);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 13px;
}

/* preços na lista de produtos */
.produto-preco .preco-valor { font-weight: 600; }

/* consentimento de marketing no cadastro */
.form-consentimento {
    background: #f5f7fa;
    border: 1px solid #e0e6ed;
    border-radius: 8px;
    padding: 12px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    line-height: 1.4;
    color: #333;
    font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-width: 18px;
    margin-top: 2px;
    accent-color: #2196F3;
    cursor: pointer;
}

.checkbox-secundario {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid #e0e6ed;
}

.form-consentimento .ajuda {
    display: block;
    margin-top: 6px;
    margin-left: 28px;
    font-size: 12px;
    color: #777;
}

/* ===== COMPROVAÇÃO DA CATEGORIA NO CADASTRO ===== */

.bloco-veiculo {
    background: #eef4fd;
    border: 1px solid #c7dcf7;
    border-radius: 10px;
    padding: 16px;
    margin: 18px 0;
}

.bloco-veiculo legend {
    font-weight: 700;
    font-size: 15px;
    color: #1a237e;
    padding: 0 8px;
}

.ajuda-bloco {
    font-size: 13px;
    line-height: 1.5;
    color: #445;
    margin-bottom: 14px;
}

.bloco-veiculo .ajuda {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    line-height: 1.45;
    color: #667;
}

/* Placa em letra de máquina: fica parecida com a do carro e evita confundir
   o zero com a letra O na hora de conferir. */
#cadastro-placa, #placa-atual-campo {
    font-family: 'Courier New', ui-monospace, monospace;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 3px;
    text-align: center;
    text-transform: uppercase;
}

/* O input de arquivo do navegador é feio e pequeno demais para o dedo;
   escondemos e usamos o label como botão. */
.entrada-foto {
    position: absolute;
    width: 1px; height: 1px;
    opacity: 0; overflow: hidden;
}

.botao-foto {
    display: block;
    width: 100%;
    padding: 14px;
    background: #fff;
    border: 2px dashed #7aa7dd;
    border-radius: 10px;
    color: #1a4a8a;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
}
.botao-foto:hover { background: #f4f9ff; }
.botao-foto.foto-ok {
    border-style: solid;
    border-color: #16a34a;
    background: #f0fdf4;
    color: #15803d;
}

.previa-foto { margin-top: 12px; text-align: center; }
.previa-foto img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 8px;
    border: 1px solid #c7dcf7;
}
.trocar-foto {
    display: block;
    margin: 8px auto 0;
    background: none;
    border: none;
    color: #1a4a8a;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
}

/* ===== PLACA NO PAINEL DO MOTORISTA ===== */

.cartao-placa {
    background: #eef4fd;
    border: 1px solid #c7dcf7;
    border-radius: 10px;
    padding: 14px 16px;
    margin-bottom: 16px;
}
.cartao-placa .titulo-placa {
    font-size: 13px;
    font-weight: 600;
    color: #445;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.cartao-placa .valor-placa {
    font-family: 'Courier New', ui-monospace, monospace;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 4px;
    color: #1a237e;
    margin: 4px 0;
}
.cartao-placa .aviso-placa { font-size: 12.5px; color: #667; line-height: 1.45; }
.cartao-placa .btn-trocar-placa {
    background: none;
    border: none;
    color: #1a4a8a;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
    padding: 6px 0 0;
}
.cartao-placa .linha-troca { display: flex; gap: 8px; margin-top: 8px; }
.cartao-placa .linha-troca input { flex: 1; }
.cartao-placa .linha-troca button {
    padding: 10px 16px;
    background: #2196F3;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
}
.msg-placa { font-size: 13px; margin-top: 8px; }
.msg-placa.ok { color: #15803d; }
.msg-placa.erro { color: #b91c1c; }

/* Selo com o número de cadastros esperando liberação na aba Convênios.
   Fica na aba porque a fila só é útil se alguém lembrar de olhar. */
.selo-pendentes {
    display: inline-block;
    min-width: 20px;
    padding: 1px 6px;
    margin-left: 4px;
    border-radius: 10px;
    background: #c62828;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    line-height: 18px;
    text-align: center;
    vertical-align: middle;
}