/* Modern Light Theme Variables */
:root {
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --accent-color: #3b82f6;
    --accent-success: #10b981;
    --accent-danger: #ef4444;
    --accent-warning: #f59e0b;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-family);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Global Navigation */
nav {
    height: 50px;
    display: flex;
    align-items: center;
    padding: 0 24px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    margin-bottom: 0;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-right: 24px;
    font-weight: 500;
    font-size: 14px;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--text-primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Header */
header {
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

h1 {
    font-weight: 700;
    letter-spacing: -0.05em;
    font-size: 2.5rem;
    color: var(--text-primary);
}

.status-badge {
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

/* Grid Layout */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-color);
}

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

.card-title {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-icon {
    width: 24px;
    height: 24px;
    color: var(--text-secondary);
}

.metric-value {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.metric-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Specific Card Styles */
.card.danger .metric-value {
    color: var(--accent-danger);
}

.card.success .metric-value {
    color: var(--text-primary);
    /* Keep standard unless specific override needed */
}

.card.warning .metric-value {
    color: var(--accent-warning);
}

/* Details Lists */
.details-list {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
}

.detail-key {
    color: var(--text-secondary);
}

.detail-val {
    font-family: monospace;
    text-align: right;
    word-break: break-all;
    max-width: 60%;
}

/* Animations */
@keyframes pulse {
    0% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(253, 121, 121, 0.4);
    }

    70% {
        opacity: 0.5;
        box-shadow: 0 0 0 6px rgba(253, 121, 121, 0);
    }

    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(253, 121, 121, 0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 1rem;
    }

    h1 {
        font-size: 2rem;
    }
}

/* Empty State/Loading */
.loading {
    opacity: 0.5;
    pointer-events: none;
}