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

:root {
    /* Cores principais */
    --primary-color: #10b981; /* Verde */
    --primary-hover: #059669;
    --secondary-color: #8b5cf6; /* Roxo */
    --secondary-hover: #7c3aed;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #8b5cf6;
    
    /* Cores de fundo */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --bg-modal: rgba(15, 23, 42, 0.95);
    
    /* Cores de texto */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    /* Bordas */
    --border-color: #334155;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transições */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

/* Container principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.header h1 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 0;
    display: flex;
    align-items: center;
}

.logo-img {
    height: 24px; /* Reduzido de 32px para 24px */
    width: auto;
    display: block;
}

.header-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.auth-logo {
    margin-bottom: 1.5rem;
    text-align: center;
}

.auth-logo img {
    max-width: 150px; /* Reduzido de 200px para 150px */
    height: auto;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Navegação */
.nav {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 0;
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-link {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    transition: var(--transition);
    font-weight: 500;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-link.active {
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
    background: var(--bg-tertiary);
}

/* Conteúdo principal */
.main-content {
    padding: 2rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-header h2 {
    margin: 0;
    color: var(--text-primary);
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--text-secondary);
}

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

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

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

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

/* Cards de resumo */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.summary-cards .card {
    text-align: center;
    padding: 2rem 1.5rem;
}

.summary-cards h3 {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.amount {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
}

.amount.paid {
    color: var(--success-color);
}

.amount.pending {
    color: var(--warning-color);
}

.amount.total {
    color: var(--primary-color);
}

.count {
    font-size: 2rem;
    font-weight: 700;
    color: var(--info-color);
    margin: 0;
}

/* Filtros */
.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.filter-group select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.9rem;
    min-width: 150px;
}

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

/* Notificações */
.notifications {
    margin-bottom: 2rem;
}

.notification {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: var(--transition);
}

.notification:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.notification.error {
    border-left: 4px solid var(--error-color);
    background: rgba(239, 68, 68, 0.05);
}

.notification.warning {
    border-left: 4px solid var(--warning-color);
    background: rgba(245, 158, 11, 0.05);
}

.notification.info {
    border-left: 4px solid var(--info-color);
    background: rgba(59, 130, 246, 0.05);
}

.notification-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notification-content h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.notification-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Grid do dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

.chart-card {
    min-height: 400px;
}

.chart-card canvas {
    max-height: 300px;
}

/* Lista de despesas */
.expense-list {
    max-height: 400px;
    overflow-y: auto;
}

.expense-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.expense-item:hover {
    background: var(--bg-tertiary);
}

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

.expense-info h5 {
    margin: 0 0 0.25rem 0;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.expense-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

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

/* Tabela de despesas */
.expenses-table {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.expenses-table table {
    width: 100%;
    border-collapse: collapse;
}

.expenses-table th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.expenses-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.expenses-table tr:hover {
    background: var(--bg-tertiary);
}

.expenses-table tr:last-child td {
    border-bottom: none;
}

/* Status */
.status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status.pago {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status.nao_pago {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* Ações */
.actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Formulários */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.form-group input[type="checkbox"] {
    width: auto;
    margin-right: 0.5rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-modal);
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.close:hover {
    color: var(--text-primary);
    transform: scale(1.1);
}

/* Páginas de autenticação */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.auth-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.auth-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
}

.auth-card h1 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.8rem;
}

.auth-card h2 {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.2rem;
    font-weight: 400;
}

.auth-links {
    text-align: center;
    margin-top: 1.5rem;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

.auth-links a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Mensagens */
.message {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    font-size: 0.9rem;
    display: none;
}

.message.show {
    display: block;
    animation: messageSlideIn 0.3s ease;
}

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

.message.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.message.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.message.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.message.info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info-color);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Responsividade */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .nav {
        flex-direction: column;
    }
    
    .nav-link {
        text-align: center;
        border-bottom: none;
        border-left: 3px solid transparent;
    }
    
    .nav-link.active {
        border-left-color: var(--primary-color);
        border-bottom: none;
    }
    
    .page-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .filters {
        flex-direction: column;
    }
    
    .filter-group select {
        min-width: 100%;
    }
    
    .expenses-table {
        overflow-x: auto;
    }
    
    .expenses-table table {
        min-width: 600px;
    }
    
    .actions {
        flex-direction: column;
    }
    
    .actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .modal-content {
        margin: 1rem;
        width: calc(100% - 2rem);
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 1rem;
    }
    
    .auth-container {
        padding: 1rem;
    }
    
    .auth-card {
        padding: 1.5rem;
    }
    
    .card {
        padding: 1rem;
    }
    
    .summary-cards .card {
        padding: 1.5rem 1rem;
    }
    
    .amount {
        font-size: 1.5rem;
    }
    
    .count {
        font-size: 1.5rem;
    }
}

/* Animações e micro-interações */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.fade-in {
    animation: fadeIn 0.5s ease;
}

.slide-up {
    animation: slideUp 0.5s ease;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Estados de loading */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Utilitários */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }

.hidden { display: none; }
.block { display: block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }

.w-full { width: 100%; }
.h-full { height: 100%; }