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

:root {
    --primary-color: #2563eb;
    --secondary-color: #10b981;
    --danger-color: #ef4444;
    --text-color: #1f2937;
    --border-color: #e5e7eb;
    --bg-light: #f9fafb;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

header h1 {
    font-size: 2rem;
    margin-bottom: 10px;
}

header p {
    font-size: 1rem;
    opacity: 0.9;
}

.form-section {
    padding: 30px;
    border-bottom: 1px solid var(--border-color);
}

.form-section:last-child {
    border-bottom: none;
}

.form-section h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-row:last-child {
    margin-bottom: 0;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

.loading-cep {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--primary-color);
    margin-top: 5px;
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.checkbox-label:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-light);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-label span {
    font-weight: 500;
}

.distancia-section {
    background: var(--bg-light);
}

.distancia-display {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 8px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    border: 2px dashed var(--border-color);
}

.orcamento-section {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

#orcamentoDetalhes {
    background: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.orcamento-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.orcamento-item-label {
    font-weight: 500;
    color: var(--text-color);
}

.orcamento-item-valor {
    font-weight: 600;
    color: var(--primary-color);
}

.orcamento-total {
    background: var(--primary-color);
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.orcamento-total h3 {
    font-size: 1.8rem;
}

.form-actions {
    padding: 30px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

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

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

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

.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Responsividade */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    header {
        padding: 30px 20px;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .form-section {
        padding: 20px;
    }

    .form-section h2 {
        font-size: 1.2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .checkbox-group {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-section {
    animation: fadeIn 0.5s ease-out;
}

/* Loading */
.loading-cep {
    display: none;
}

.loading-cep::after {
    content: '⏳ Buscando...';
    color: var(--primary-color);
    font-size: 0.85rem;
}

/* Erro CEP */
.error-cep {
    display: none;
    color: var(--danger-color);
    font-size: 0.85rem;
    margin-top: 5px;
    font-weight: 500;
}

/* Validação */
input:invalid:not(:placeholder-shown),
select:invalid:not(:placeholder-shown) {
    border-color: var(--danger-color);
}

input:valid:not(:placeholder-shown),
select:valid {
    border-color: var(--secondary-color);
}