:root {
    --bg-dark: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --card-border: rgba(255, 255, 255, 0.05);
    --accent: #6366f1;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: minmax(180px, auto);
    gap: 20px;
    padding: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.bento-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    position: relative;
    backdrop-filter: blur(10px);
    transition: transform 0.2s, box-shadow 0.2s;
}

.bento-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(99, 102, 241, 0.3);
}

/* Specific Card Sizes */
.col-span-1 {
    grid-column: span 1;
}

.col-span-2 {
    grid-column: span 2;
}

.col-span-3 {
    grid-column: span 3;
}

.col-span-4 {
    grid-column: span 4;
}

.row-span-2 {
    grid-row: span 2;
}

/* Health Score Card */
.health-score-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    position: relative;
}

.health-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(var(--accent) 0%, transparent 0%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.health-circle::after {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    background: var(--card-bg);
    border-radius: 50%;
}

.health-value {
    position: relative;
    z-index: 2;
    font-size: 2.5rem;
    font-weight: 700;
}

/* Typography */
h3 {
    margin: 0 0 10px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.metric-value {
    font-size: 2rem;
    font-weight: 600;
    margin: 10px 0;
}

.trend-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.trend-up {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.trend-down {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.trend-neutral {
    background: rgba(148, 163, 184, 0.1);
    color: var(--text-secondary);
}

/* Pulse Animation for Critical Alerts */
@keyframes pulse-red {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

.alert-critical {
    border-color: var(--danger);
    animation: pulse-red 2s infinite;
}

/* List Styles */
.insight-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.insight-item {
    padding: 12px 0;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.insight-item:last-child {
    border-bottom: none;
}

.insight-icon {
    margin-top: 2px;
}

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

    .col-span-2,
    .col-span-3,
    .col-span-4 {
        grid-column: span 1;
    }
}