/* ==========================================
   TOPNORTE GESTOR - SISTEMA COMPLETO
   Design System Profissional
   ========================================== */

:root {
    /* Cores Principais */
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #DBEAFE;
    
    /* Cores de Status */
    --success: #10B981;
    --success-light: #D1FAE5;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --info: #3B82F6;
    --info-light: #DBEAFE;
    
    /* Cores Neutras */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* WhatsApp */
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Espaçamento */
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --header-height: 70px;
    
    /* 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);
    
    /* Bordas */
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

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

body {
    font-family: var(--font-family);
    font-size: 14px;
    line-height: 1.5;
    color: var(--gray-800);
    background-color: var(--gray-50);
}

/* Layout Principal */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--gray-900);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    transition: all 0.3s ease;
    z-index: 1000;
}

.logo {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--gray-800);
}

.logo i {
    font-size: 28px;
    color: var(--primary);
}

.logo span {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    padding: 16px 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--gray-400);
    text-decoration: none;
    border-radius: var(--radius);
    margin-bottom: 4px;
    transition: all 0.2s;
    font-weight: 500;
}

.nav-item:hover {
    background: var(--gray-800);
    color: white;
}

.nav-item.active {
    background: var(--primary);
    color: white;
}

.nav-item i {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    border-top: 1px solid var(--gray-800);
}

.btn-logout {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: transparent;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    border-radius: var(--radius);
    transition: all 0.2s;
    font-size: 14px;
}

.btn-logout:hover {
    background: var(--gray-800);
    color: var(--danger);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.top-bar {
    height: var(--header-height);
    background: white;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.menu-toggle {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-600);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius);
    display: none;
}

.menu-toggle:hover {
    background: var(--gray-100);
}

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

.user-info span {
    font-weight: 500;
    color: var(--gray-700);
}

.user-info img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--gray-200);
}

.content-wrapper {
    flex: 1;
    padding: 24px;
    max-width: 1400px;
}

/* Títulos */
.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

/* Cards Dashboard */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.card {
    background: white;
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow);
    border-left: 4px solid transparent;
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.card-blue { border-left-color: var(--primary); }
.card-blue .card-icon { background: var(--primary-light); color: var(--primary); }

.card-green { border-left-color: var(--success); }
.card-green .card-icon { background: var(--success-light); color: var(--success); }

.card-yellow { border-left-color: var(--warning); }
.card-yellow .card-icon { background: var(--warning-light); color: var(--warning); }

.card-red { border-left-color: var(--danger); }
.card-red .card-icon { background: var(--danger-light); color: var(--danger); }

.card-purple { border-left-color: #8B5CF6; }
.card-purple .card-icon { background: #EDE9FE; color: #8B5CF6; }

.card-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1;
}

.card-info p {
    font-size: 14px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* Seções */
.section {
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    overflow: hidden;
}

.section-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Tabelas */
.table-container {
    overflow-x: auto;
}

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

.data-table th {
    background: var(--gray-50);
    padding: 14px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--gray-200);
}

.data-table td {
    padding: 16px;
    border-bottom: 1px solid var(--gray-100);
    font-size: 14px;
}

.data-table tr:hover {
    background: var(--gray-50);
}

/* Status Badges */
.status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.status::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-em_dia {
    background: var(--success-light);
    color: var(--success);
}
.status-em_dia::before { background: var(--success); }

.status-vence_breve {
    background: var(--info-light);
    color: var(--info);
}
.status-vence_breve::before { background: var(--info); }

.status-pendente {
    background: var(--warning-light);
    color: var(--warning);
}
.status-pendente::before { background: var(--warning); }

.status-vencido {
    background: var(--danger-light);
    color: var(--danger);
}
.status-vencido::before { background: var(--danger); }

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

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

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

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

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

.btn-success:hover {
    background: #059669;
}

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

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-full {
    width: 100%;
}

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

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

/* Botões de Ação na Tabela */
.action-btns {
    display: flex;
    gap: 8px;
}

.btn-action {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--gray-600);
    background: var(--gray-100);
}

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

.btn-action.whatsapp:hover {
    background: var(--whatsapp);
}

.btn-action.edit:hover {
    background: var(--info);
}

.btn-action.delete:hover {
    background: var(--danger);
}

/* Filtros */
.filters-bar {
    background: white;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
}

.filter-input,
.filter-select {
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    min-width: 180px;
    background: white;
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlide 0.3s ease;
}

.modal-sm {
    max-width: 450px;
}

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

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.btn-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-400);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
}

.btn-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Formulários */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

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

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
}

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

.help-text {
    font-size: 12px;
    color: var(--gray-500);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 400 !important;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* Paginação */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.page-btn {
    padding: 8px 14px;
    border: 1px solid var(--gray-300);
    background: white;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 14px;
    color: var(--gray-600);
    transition: all 0.2s;
}

.page-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

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

/* WhatsApp Panel */
.whatsapp-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.whatsapp-panel {
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.panel-header {
    padding: 16px 20px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.panel-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: 8px;
}

.panel-body {
    padding: 20px;
}

.select-multiple {
    min-height: 120px;
}

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

.automation-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.automation-info h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 2px;
}

.automation-info p {
    font-size: 12px;
    color: var(--gray-500);
}

/* Switch Toggle */
.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-300);
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--success);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

/* Planos Grid */
.planos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.plano-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary);
    position: relative;
    transition: transform 0.2s;
}

.plano-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.plano-card.inativo {
    border-top-color: var(--gray-400);
    opacity: 0.7;
}

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

.plano-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
}

.plano-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.plano-ciclo {
    font-size: 12px;
    color: var(--gray-500);
    text-transform: uppercase;
    font-weight: 600;
}

.plano-desc {
    color: var(--gray-600);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.plano-actions {
    display: flex;
    gap: 8px;
}

/* Cobranças Resumo */
.cobrancas-resumo {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.resumo-item {
    background: white;
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    text-align: center;
}

.resumo-label {
    display: block;
    font-size: 12px;
    color: var(--gray-500);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 8px;
}

.resumo-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
}

.text-green { color: var(--success); }
.text-yellow { color: var(--warning); }
.text-red { color: var(--danger); }

/* Histórico */
.historico-filters {
    background: white;
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    align-items: end;
    flex-wrap: wrap;
}

.date-range {
    display: flex;
    align-items: center;
    gap: 8px;
}

.date-range span {
    color: var(--gray-500);
}

/* Alertas */
.alerts-section {
    margin-bottom: 24px;
}

.alert {
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease;
}

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

.alert-warning {
    background: var(--warning-light);
    border-left: 4px solid var(--warning);
    color: var(--gray-800);
}

.alert-danger {
    background: var(--danger-light);
    border-left: 4px solid var(--danger);
    color: var(--gray-800);
}

.alert-info {
    background: var(--info-light);
    border-left: 4px solid var(--info);
    color: var(--gray-800);
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: 16px;
    padding: 20px;
}

.btn-quick {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px 32px;
    background: var(--gray-50);
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
    color: var(--gray-600);
    font-size: 14px;
    font-weight: 500;
}

.btn-quick:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.btn-quick i {
    font-size: 24px;
}

/* Templates */
.templates-section {
    border-top: 1px solid var(--gray-200);
    padding-top: 20px;
}

.templates-section h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--gray-700);
}

.template-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.template-item {
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.template-item:hover {
    border-color: var(--primary);
    background: white;
}

/* Responsividade */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .whatsapp-container {
        grid-template-columns: 1fr;
    }
    
    .cobrancas-resumo {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .dashboard-cards {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .filters-bar {
        flex-direction: column;
    }
    
    .filter-input,
    .filter-select {
        width: 100%;
    }
    
    .cobrancas-resumo {
        grid-template-columns: 1fr;
    }
    
    .quick-actions {
        flex-direction: column;
    }
    
    .historico-filters {
        flex-direction: column;
    }
    
    .date-range {
        width: 100%;
    }
    
    .date-range input {
        flex: 1;
    }
}

/* Utilitários */
.hidden {
    display: none !important;
}

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

.mt-4 {
    margin-top: 16px;
}

.mb-4 {
    margin-bottom: 16px;
}

/* Animações */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}