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

:root {
    --primary: #0066cc;
    --primary-dark: #0052a3;
    --primary-light: #e6f2ff;
    --success: #00cc66;
    --danger: #cc0000;
    --white: #ffffff;
    --black: #1a1a1a;
    --gray: #6b7280;
    --gray-light: #f3f4f6;
    --gray-border: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--gray-light);
    color: var(--black);
    line-height: 1.6;
}

.container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--white);
    box-shadow: 2px 0 10px var(--shadow);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--gray-border);
}

.logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--gray);
    text-decoration: none;
    transition: all 0.2s;
    font-weight: 500;
}

.nav-item:hover {
    background-color: var(--primary-light);
    color: var(--primary);
}

.nav-item.active {
    background-color: var(--primary-light);
    color: var(--primary);
    border-right: 3px solid var(--primary);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--gray-border);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--black);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-email {
    font-size: 12px;
    color: var(--gray);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 10px;
    background-color: var(--gray-light);
    color: var(--gray);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-logout:hover {
    background-color: #fee;
    color: var(--danger);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 32px;
    max-width: 100%;
}

.content-wrapper {
    max-width: 1400px;
}

.page-header {
    margin-bottom: 32px;
}

.page-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 4px;
}

.subtitle {
    color: var(--gray);
    font-size: 16px;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.card {
    background-color: var(--white);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px var(--shadow);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-receitas .card-icon {
    background-color: #e6f7ee;
    color: var(--success);
}

.card-despesas .card-icon {
    background-color: #fee;
    color: var(--danger);
}

.card-saldo .card-icon {
    background-color: var(--primary-light);
    color: var(--primary);
}

.card-content {
    flex: 1;
}

.card-label {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 8px;
}

.card-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 4px;
}

.card-subtitle {
    font-size: 14px;
    color: var(--gray);
}

.positive {
    color: var(--success) !important;
}

.negative {
    color: var(--danger) !important;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 24px;
}

.dashboard-section {
    background-color: var(--white);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px var(--shadow);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-border);
}

.section-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--black);
}

.btn-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.btn-link:hover {
    text-decoration: underline;
}

/* Lançamentos */
.lancamentos-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.lancamento-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    transition: background-color 0.2s;
}

.lancamento-item:hover {
    background-color: var(--gray-light);
}

.lancamento-icon {
    padding: 8px;
    border-radius: 8px;
}

.icon-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lancamento-info {
    flex: 1;
    min-width: 0;
}

.lancamento-descricao {
    font-weight: 500;
    color: var(--black);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lancamento-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.categoria-badge {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: 500;
}

.lancamento-data {
    font-size: 12px;
    color: var(--gray);
}

.lancamento-valor {
    font-weight: 600;
    font-size: 16px;
    white-space: nowrap;
}

.lancamento-valor.receita {
    color: var(--success);
}

.lancamento-valor.despesa {
    color: var(--danger);
}

/* Categorias */
.categorias-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.categoria-item {
    padding: 12px;
    border-radius: 8px;
    background-color: var(--gray-light);
}

.categoria-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.categoria-cor {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.categoria-nome {
    font-weight: 500;
    color: var(--black);
    flex: 1;
}

.categoria-valores {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.categoria-total {
    font-weight: 600;
    color: var(--black);
}

.categoria-percentual {
    font-size: 14px;
    color: var(--gray);
}

.categoria-barra {
    height: 6px;
    background-color: var(--gray-border);
    border-radius: 3px;
    overflow: hidden;
}

.barra-progresso {
    height: 100%;
    transition: width 0.3s;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--gray);
}

.empty-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 20px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    font-size: 14px;
}

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

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--gray-border);
    color: var(--gray);
}

.btn-outline:hover {
    background-color: var(--gray-light);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-block {
    width: 100%;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary) 0%, #004999 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-box {
    background-color: var(--white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--gray);
    font-size: 14px;
}

.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--gray-border);
}

.tab-btn {
    flex: 1;
    padding: 12px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--gray);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: -2px;
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

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

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--black);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray-border);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    transition: border-color 0.2s;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background-color: #e6f7ee;
    color: #00884d;
    border: 1px solid #b3e6cc;
}

.alert-error {
    background-color: #fee;
    color: #990000;
    border: 1px solid #ffcccc;
}

/* Responsive */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .login-box {
        padding: 30px 20px;
    }
}