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

:root {
    --primary-color: #2563eb;
    --secondary-color: #7c3aed;
    --success-color: #059669;
    --danger-color: #dc2626;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-color: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--bg-color);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.card h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.form-group input {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--card-bg);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input:invalid {
    border-color: var(--danger-color);
}

.error-message {
    color: var(--danger-color);
    font-size: 0.85rem;
    min-height: 20px;
    font-weight: 500;
}

.checkbox-group {
    margin-top: 12px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 500;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.button-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow);
}

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

.btn:active {
    transform: translateY(0);
}

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

.btn-primary:hover {
    background: #1d4ed8;
}

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

.btn-secondary:hover {
    background: #6d28d9;
}

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

.btn-tertiary:hover {
    background: #475569;
}

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

.btn-success:hover {
    background: #047857;
}

.btn-calculate {
    background: var(--success-color);
    color: white;
    font-size: 1.2rem;
    padding: 16px 32px;
}

.btn-calculate:hover {
    background: #047857;
}

.btn-add-etapa {
    background: var(--secondary-color);
    color: white;
    font-size: 1rem;
    padding: 14px 28px;
}

.btn-add-etapa:hover {
    background: #6d28d9;
}

.add-etapa-section {
    display: flex;
    justify-content: center;
    margin: 24px 0;
}

/* Tipo de Impressão */
.card-tipo-impressao {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid var(--primary-color);
}

.tipo-impressao-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.tipo-option {
    cursor: pointer;
    position: relative;
}

.tipo-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.tipo-card {
    background: var(--card-bg);
    border: 3px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tipo-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.tipo-option input[type="radio"]:checked + .tipo-card {
    background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    border-color: var(--primary-color);
    border-width: 3px;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.tipo-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.tipo-titulo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.tipo-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Subsection */
.subsection-title {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pos-processamento-section {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 2px dashed var(--border-color);
}

.help-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-top: 4px;
}

.etapas-explicacao {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    margin-bottom: 24px;
    border-radius: 8px;
}

.etapas-explicacao p {
    margin: 8px 0;
    color: var(--text-color);
}

.etapas-explicacao strong {
    color: var(--primary-color);
}

.etapas-explicacao .exemplo {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--border-color);
}

.etapa-nome-group {
    margin-bottom: 20px;
}

.etapa-nome-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.etapa-nome-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.etapa-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.btn-remove-etapa {
    background: var(--danger-color);
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-remove-etapa:hover {
    background: #b91c1c;
    transform: translateY(-2px);
}

.etapa-card {
    position: relative;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.calculate-section {
    display: flex;
    justify-content: center;
    margin: 32px 0;
}

.results-card {
    background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    border: 2px solid var(--primary-color);
}

.results-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: 12px;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.result-item.highlight {
    background: #fef3c7;
    border-color: #fbbf24;
    font-weight: 600;
}

.result-item.success {
    background: #d1fae5;
    border-color: var(--success-color);
    font-weight: 700;
    font-size: 1.1rem;
}

.result-label {
    color: var(--text-color);
}

.result-value {
    color: var(--primary-color);
    font-weight: 600;
}

.result-item.success .result-value {
    color: var(--success-color);
}

.copy-message {
    margin-top: 16px;
    padding: 12px;
    background: #d1fae5;
    color: var(--success-color);
    text-align: center;
    border-radius: 8px;
    font-weight: 600;
    animation: fadeIn 0.3s ease;
}

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

footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
    color: var(--text-secondary);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

.modal-cliente {
    padding: 32px;
}

.modal-cliente h2 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1.75rem;
}

.modal-subtitle {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 1rem;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.modal-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.modal-form label {
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.9rem;
}

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

.modal-form input:focus,
.modal-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.modal-form textarea {
    resize: vertical;
    min-height: 60px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.modal-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.modal-buttons .btn {
    min-width: 120px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsividade */
@media (max-width: 768px) {
    .container {
        padding: 20px;
    }

    header h1 {
        font-size: 2rem;
    }

    .tipo-impressao-container {
        grid-template-columns: 1fr;
    }

    .tipo-icon {
        font-size: 2.5rem;
    }

    .tipo-titulo {
        font-size: 1.1rem;
    }

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

    .button-group {
        flex-direction: column;
    }

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

    .result-item {
        flex-direction: column;
        gap: 4px;
    }

    .modal-content {
        width: 95%;
        padding: 20px;
    }

    .modal-cliente {
        padding: 20px;
    }

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

    .modal-buttons {
        flex-direction: column;
    }

    .modal-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 15px;
    }

    header h1 {
        font-size: 1.75rem;
    }

    .card {
        padding: 16px;
    }

    .card h2 {
        font-size: 1.25rem;
    }
}