/* Estilos del dashboard */
:root {
    --primary: #52307E;
    --secondary: #00A99D;
    --bg: #f7f8fa;
    --card-bg: #ffffff;
    --text: #1a1a1a;
    --muted: #6e6e6e;
    --border: #e0e0e0;
    --positive: #0a7c3a;
    --negative: #c0392b;
    --warning: #d68910;
    --info: #2980b9;
    --critical: #c0392b;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

header {
    background: var(--primary);
    color: white;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 1.4rem;
    font-weight: 600;
}

.header-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    font-size: 0.9rem;
}

#last-update { color: rgba(255, 255, 255, 0.8); }

button, .btn-primary, .btn-secondary {
    padding: 6px 14px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: opacity 0.2s;
}

button:hover, .btn-primary:hover, .btn-secondary:hover { opacity: 0.85; }

.btn-primary {
    background: var(--secondary);
    color: white;
}
.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

main {
    max-width: 1200px;
    margin: 24px auto;
    padding: 0 24px;
    display: grid;
    gap: 24px;
}

.metrics {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

@media (max-width: 800px) {
    .metrics { grid-template-columns: repeat(2, 1fr); }
}

.metric-card {
    background: var(--card-bg);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.metric-card.alert { border-left: 4px solid var(--warning); }
.metric-card .label {
    font-size: 0.8rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.metric-card .value {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text);
    margin-top: 4px;
}

.card {
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.card-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-right: auto;
}

select, input[type="text"] {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.9rem;
    background: white;
}

input[type="text"] { min-width: 140px; }

.card-body { padding: 20px; }

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 8px;
}
th, td {
    padding: 8px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}
th {
    background: #f5f5f5;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.3px;
}
tbody tr:hover { background: #fafafa; }

.severity {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}
.severity-info { background: #e8f4fd; color: var(--info); }
.severity-warning { background: #fef5e7; color: var(--warning); }
.severity-critical { background: #fdecea; color: var(--critical); }

.muted { color: var(--muted); font-size: 0.85rem; }

footer {
    text-align: center;
    padding: 24px;
    color: var(--muted);
    font-size: 0.85rem;
}

canvas { max-width: 100%; }

#history-info { margin-top: 8px; }