/* Importar fonte do Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* Variáveis de Cores e Estilos */
:root {
    --bg-primary: #090d16;
    --bg-secondary: #0d1527;
    --glass-bg: rgba(22, 30, 49, 0.4);
    --glass-border: rgba(255, 255, 255, 0.07);
    --glass-shadow: rgba(0, 0, 0, 0.3);
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --accent-cyan: #00f2fe;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --accent-magenta: #d946ef;
    
    --status-success: #10b981;
    --status-warning: #f59e0b;
    --status-danger: #ef4444;
    
    --sidebar-width: 260px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* Reset e Configurações Gerais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-primary);
    background-image: 
        radial-gradient(at 10% 10%, rgba(139, 92, 246, 0.1) 0px, transparent 50%),
        radial-gradient(at 90% 90%, rgba(0, 242, 254, 0.08) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* Scrollbar Customizada */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

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

/* Estilo do Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: rgba(13, 21, 39, 0.6);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
}

.sidebar-brand {
    padding: 2rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid var(--glass-border);
}

.brand-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.brand-icon i {
    color: var(--bg-primary);
    font-size: 1.1rem;
}

.brand-name {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    background: linear-gradient(to right, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    list-style: none;
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.menu-item a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.menu-item a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.menu-item.active a {
    color: var(--text-primary);
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.15) 0%, rgba(139, 92, 246, 0.05) 100%);
    border-left: 3px solid var(--accent-blue);
    padding-left: calc(1rem - 3px);
}

.menu-item a i {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
    transition: var(--transition-fast);
}

.menu-item.active a i {
    color: var(--accent-cyan);
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.admin-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.admin-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
}

.admin-details {
    display: flex;
    flex-direction: column;
}

.admin-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.admin-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.btn-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem;
    border-radius: 8px;
    color: var(--status-danger);
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.15);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-fast);
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.18);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.1);
}

/* Área de Conteúdo Principal */
.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    padding: 2.5rem;
    width: calc(100% - var(--sidebar-width));
}

.content-header {
    margin-bottom: 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-title h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    background: linear-gradient(to right, #fff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-title p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Cartões com Efeito Glassmorphism */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--glass-shadow);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.13);
}

/* Grid de Métricas Rápidas */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.metric-card {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    overflow: hidden;
    position: relative;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
}

.metric-card.cyan::before { background: var(--accent-cyan); }
.metric-card.blue::before { background: var(--accent-blue); }
.metric-card.purple::before { background: var(--accent-purple); }
.metric-card.magenta::before { background: var(--accent-magenta); }

.metric-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
}

.metric-card.cyan .metric-icon { color: var(--accent-cyan); background: rgba(0, 242, 254, 0.05); }
.metric-card.blue .metric-icon { color: var(--accent-blue); background: rgba(59, 130, 246, 0.05); }
.metric-card.purple .metric-icon { color: var(--accent-purple); background: rgba(139, 92, 246, 0.05); }
.metric-card.magenta .metric-icon { color: var(--accent-magenta); background: rgba(217, 70, 239, 0.05); }

.metric-details {
    display: flex;
    flex-direction: column;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.metric-value {
    font-size: 1.6rem;
    font-weight: 700;
    margin-top: 0.2rem;
    color: var(--text-primary);
}

/* Grade de Monitoramento e Status */
.system-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 1024px) {
    .system-grid {
        grid-template-columns: 1fr;
    }
}

.chart-section {
    padding: 1.5rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.status-section {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.status-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

.status-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.status-badge {
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

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

.badge-offline {
    background: rgba(239, 68, 68, 0.1);
    color: var(--status-danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

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

/* Progresso e Recursos de Hardware */
.resource-usage {
    margin-top: 0.5rem;
}

.resource-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
}

.progress-bar-container {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-bar {
    height: 100%;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
    transition: width var(--transition-normal);
}

/* Tabelas */
.table-section {
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

.custom-table th {
    padding: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--glass-border);
}

.custom-table td {
    padding: 1rem;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.custom-table tbody tr {
    transition: var(--transition-fast);
}

.custom-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.015);
}

/* Badges e Status das Linhas */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.indicator-active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--status-success);
    border: 1px solid rgba(16, 185, 129, 0.15);
}

.indicator-inactive {
    background: rgba(239, 68, 68, 0.1);
    color: var(--status-danger);
    border: 1px solid rgba(239, 68, 68, 0.15);
}

/* Botões */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: #fff;
    border: none;
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-fast);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.25);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

.btn-icon-only {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-icon-only:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-cyan);
}

.btn-danger-icon {
    color: var(--status-danger);
}

.btn-danger-icon:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #fff;
    border-color: rgba(239, 68, 68, 0.3);
}

/* Estilo do Login */
.login-body {
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
    text-align: center;
}

.login-logo {
    margin-bottom: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.form-group {
    text-align: left;
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.form-control {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.15);
    background: rgba(255, 255, 255, 0.05);
}

.form-error {
    color: var(--status-danger);
    font-size: 0.85rem;
    margin-bottom: 1rem;
    text-align: left;
}

/* Modais de Cadastro */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.modal-content {
    width: 100%;
    max-width: 480px;
    padding: 2rem;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--text-primary);
}

/* Log Viewer Styles */
.log-level {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.log-info { background: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }
.log-warning { background: rgba(245, 158, 11, 0.1); color: var(--status-warning); }
.log-error { background: rgba(239, 68, 68, 0.1); color: var(--status-danger); }

/* Filtro de Busca */
.search-container {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    max-width: 500px;
}