/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores principais */
    --primary-color: #005a9c;
    --primary-light: #1976d2;
    --primary-dark: #003d6b;
    --secondary-color: #f57c00;
    --secondary-light: #ffb74d;
    
    /* Cores de estado */
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --error-color: #f44336;
    --info-color: #2196f3;
    
    /* Cores neutras */
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-300: #e0e0e0;
    --gray-400: #bdbdbd;
    --gray-500: #9e9e9e;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Espaçamentos */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    
    /* Bordas */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px 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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transições */
    --transition: all 0.2s ease-in-out;
    --transition-fast: all 0.15s ease-in-out;
}

/* Configurações globais */
body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    padding: var(--spacing-6) 0;
    margin: 0 calc(-1 * var(--spacing-4));
    margin-bottom: var(--spacing-8);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.logo-section i {
    font-size: var(--font-size-3xl);
    opacity: 0.9;
}

.logo-section h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-1);
}

.logo-section p {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.header-actions {
    display: flex;
    gap: var(--spacing-3);
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--gray-600);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--gray-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover:not(:disabled) {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

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

.btn-success:hover:not(:disabled) {
    background-color: #45a049;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-danger:hover:not(:disabled) {
    background-color: #d32f2f;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Alert */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-6);
}

.alert-info {
    background-color: #e3f2fd;
    border: 1px solid #bbdefb;
    color: #1565c0;
}

.alert-success {
    background-color: #e8f5e8;
    border: 1px solid #c8e6c9;
    color: #2e7d32;
}

.alert-warning {
    background-color: #fff3e0;
    border: 1px solid #ffcc02;
    color: #ef6c00;
}

.alert-error {
    background-color: #ffebee;
    border: 1px solid #ffcdd2;
    color: #c62828;
}

.alert i {
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-1);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-bottom: var(--spacing-8);
}

/* Progress Steps */
.progress-section {
    margin-bottom: var(--spacing-8);
}

.progress-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-8);
    position: relative;
}

.progress-steps::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--gray-300);
    z-index: 1;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    position: relative;
    z-index: 2;
    background-color: var(--gray-50);
    padding: var(--spacing-2);
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--gray-300);
    color: var(--gray-600);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    transition: var(--transition);
}

.step.active .step-number {
    background-color: var(--primary-color);
    color: white;
}

.step.completed .step-number {
    background-color: var(--success-color);
    color: white;
}

.step span {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-600);
    transition: var(--transition);
}

.step.active span {
    color: var(--primary-color);
}

/* Step Content */
.step-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.step-content.active {
    display: block;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.section-header h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.section-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4);
    margin-top: var(--spacing-8);
    flex-wrap: wrap;
}

/* Member Cards */
.members-container {
    display: grid;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.member-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.member-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.member-header {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: var(--spacing-4);
    flex-wrap: wrap;
    gap: var(--spacing-3);
}

.member-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex: 1;
}

.member-title h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-800);
}

.member-badge {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.member-actions {
    display: flex;
    gap: var(--spacing-2);
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.btn-icon.btn-danger {
    background-color: var(--error-color);
    color: white;
}

.btn-icon.btn-danger:hover {
    background-color: #d32f2f;
    transform: scale(1.05);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.form-group label {
    font-weight: 500;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.form-control {
    padding: var(--spacing-3);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background-color: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 90, 156, 0.1);
}

.form-control:invalid {
    border-color: var(--error-color);
}

/* Income Section */
.income-container {
    display: grid;
    gap: var(--spacing-6);
}

.income-member {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
}

.income-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-3);
    border-bottom: 1px solid var(--gray-200);
}

.income-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-800);
}

.income-total {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--success-color);
}

.income-list {
    display: grid;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.income-item {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: var(--spacing-3);
    align-items: center;
    padding: var(--spacing-3);
    background-color: var(--gray-50);
    border-radius: var(--border-radius);
}

.income-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.income-type {
    font-weight: 500;
    color: var(--gray-800);
}

.income-type::after {
    content: attr(data-month);
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    margin-left: var(--spacing-2);
    font-weight: normal;
}

.income-month {
    font-size: 0.85em;
    color: var(--gray-600);
    font-style: italic;
}

/* Destaque para a média */
.income-total {
    font-weight: 600;
    color: var(--primary-color);
}

.income-description {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.income-value {
    font-weight: 600;
    color: var(--success-color);
}

.add-income-form {
    display: grid;
    grid-template-columns: 2fr 1fr auto;
    gap: var(--spacing-3);
    align-items: end;
    padding: var(--spacing-4);
    background-color: var(--gray-50);
    border-radius: var(--border-radius);
    border: 2px dashed var(--gray-300);
}

/* Result Section */
.result-container {
    display: grid;
    gap: var(--spacing-6);
}

.result-summary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    padding: var(--spacing-8);
    border-radius: var(--border-radius-xl);
    text-align: center;
}

.result-main {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
}

.result-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-4);
}

.result-status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.result-details {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-6);
}

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

.result-item-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-1);
}

.result-item-label {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    font-weight: 500;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-4);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: white;
    border-radius: var(--border-radius-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-800);
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    transition: var(--transition);
}

.modal-close:hover {
    background-color: var(--gray-100);
    color: var(--gray-700);
}

.modal-body {
    padding: var(--spacing-6);
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    padding: var(--spacing-6);
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
}

/* Footer */
.footer {
    background-color: var(--gray-800);
    color: white;
    padding: var(--spacing-6) 0;
    margin: 0 calc(-1 * var(--spacing-4));
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-6);
}

.footer-info p,
.footer-contact p {
    margin-bottom: var(--spacing-2);
    opacity: 0.9;
}

.footer-contact i {
    margin-right: var(--spacing-2);
    color: var(--primary-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-3);
    }
    
    .header {
        margin: 0 calc(-1 * var(--spacing-3));
    }
    
    .footer {
        margin: 0 calc(-1 * var(--spacing-3));
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .progress-steps {
        gap: var(--spacing-4);
    }
    
    .progress-steps::before {
        display: none;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .add-income-form {
        grid-template-columns: 1fr;
    }
    
    .result-grid {
        grid-template-columns: 1fr;
    }
    
    .section-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .member-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .member-actions {
        align-self: flex-end;
    }
    
    .income-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .modal {
        margin: var(--spacing-2);
        max-height: calc(100vh - var(--spacing-4));
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-success {
    color: var(--success-color);
}

.text-error {
    color: var(--error-color);
}

.text-warning {
    color: var(--warning-color);
}

.hidden {
    display: none;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}