/* public/monitoring/css/monitoring.css */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --error-color: #e74c3c;
    --bg-color: #1a1a1a;
    --card-bg: #2c3e50;
    --text-color: #e0e0e0;
    --border-color: #34495e;
}

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

.nav-link {
    display: block;
    padding: var(--bs-nav-link-padding-y) var(--bs-nav-link-padding-x);
    font-size: var(--bs-nav-link-font-size);
    font-weight: var(--bs-nav-link-font-weight);
    color: var(--bs-nav-link-color);
    text-decoration: none;
    background: 0 0;
    border: 0;
    transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out;
}


body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 1rem 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.navigation {
    background: var(--card-bg);
    padding: 0 2rem;
    border-bottom: 1px solid var(--border-color);
}

.nav-btn {
    background: none;
    border: none;
    color: var(--text-color);
    padding: 1rem 1.5rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.nav-btn:hover,
.nav-btn.active {
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
}

.dashboard {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.tab-content {
    display: none;
}

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

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.card.wide {
    grid-column: 1 / -1;
}

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.card-content {
    padding: 1.5rem;
}

.metric-big {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--success-color);
}

.progress-container {
    margin: 1rem 0;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--success-color), var(--warning-color), var(--error-color));
    width: 0%;
    transition: width 0.5s ease;
}

.status-badge.online {
    color: var(--success-color);
}

.status-badge.offline {
    color: var(--error-color);
}

/* Responsive */
@media (max-width: 768px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }

    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .dashboard {
        padding: 1rem;
    }
}