:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --body-bg: #f5f8fa;
    --card-bg: #ffffff;
    --header-bg: #ffffff;
    --border-color: #e9ecef;
}

body {
    padding: 0;
    background-color: var(--body-bg);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.navbar {
    background: var(--primary-color);
}

.navbar-brand {
    color: #fff !important;
    font-weight: 600;
    letter-spacing: 1px;
}

.aws-card {
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    margin-bottom: 10px;
    padding: 0.5rem 0.8rem;
    background: var(--card-bg);
    border: none;
    width: 100%;
    transition: box-shadow 0.2s;
    cursor: pointer;
    min-height: unset;
}

.aws-card.selected {
    box-shadow: 0 4px 24px rgba(13,110,253,0.10);
    border: 1.5px solid var(--primary-color);
}

.aws-card .card-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0;
    display: flex;
    align-items: center;
}

.queue-badge {
    font-size: 1rem;
    font-weight: 600;
    padding: 0.2em 0.7em;
    border-radius: 0.8em;
    display: inline-block;
    background-color: rgba(233, 236, 239, 0.3);
    border: 1px solid rgba(108, 117, 125, 0.6);
    color: var(--dark-color);
}

.queue-empty {
    background-color: rgba(233, 236, 239, 0.3);
    border: 1px solid rgba(108, 117, 125, 0.6);
    color: #6c757d;
}

.queue-low {
    background-color: rgba(25, 135, 84, 0.15);
    border: 1px solid rgba(25, 135, 84, 0.6);
    color: #198754;
}

.queue-mid {
    background-color: rgba(255, 193, 7, 0.15);
    border: 1px solid rgba(255, 193, 7, 0.6);
    color: #856404;
}

.queue-high {
    background-color: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.6);
    color: #842029;
}

.aws-icon, .bi-envelope-paper-fill, .bi-cpu-fill {
    font-size: 1.2rem;
    margin-right: 0.7rem !important;
}

.cpu-pill, .mem-pill {
    display: inline-block;
    padding: 0.2em 0.6em;
    font-size: 0.9em;
    font-weight: 600;
    border-radius: 0.8em;
    margin-right: 0.4em;
    color: var(--dark-color);
    background-color: rgba(233, 236, 239, 0.3);
    border: 1px solid rgba(108, 117, 125, 0.6);
}

.cpu-pill.bg-yellow, .mem-pill.bg-yellow {
    background-color: rgba(255, 193, 7, 0.15);
    border: 1px solid rgba(255, 193, 7, 0.6);
    color: #856404;
}

.cpu-pill.bg-orange, .mem-pill.bg-orange {
    background-color: rgba(253, 126, 20, 0.15);
    border: 1px solid rgba(253, 126, 20, 0.6);
    color: #8a4100;
}

.cpu-pill.bg-red, .mem-pill.bg-red {
    background-color: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.6);
    color: #842029;
}

.btn-compact {
    padding: 0.15rem 0.5rem;
    font-size: 0.85rem;
    border-radius: 4px;
}

.expand-toggle {
    font-size: 1.1rem;
    color: var(--secondary-color);
    cursor: pointer;
    transition: transform 0.6s ease, color 0.4s ease;
    margin-left: auto;
    display: flex;
    align-items: center;
}

.expand-toggle.selected {
    color: var(--primary-color);
    transform: rotate(180deg);
}

.aws-card.selected .expand-toggle {
    display: none;
}

.aws-card-details {
    margin-top: 0.4rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.6s ease-in-out, opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
    opacity: 0;
    transform: translateY(-10px);
}

.aws-card.selected .aws-card-details {
    max-height: 1200px; /* Increased for charts */
    opacity: 1;
    transform: translateY(0);
    overflow: visible; /* Ensure content isn't cut off */
    display: block; /* Force display */
}

.aws-card-details .card-action {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.5rem;
}

.aws-card-details .expand-toggle-bottom {
    font-size: 1.1rem;
    color: var(--primary-color);
    cursor: pointer;
    transition: transform 0.3s ease, color 0.2s;
    display: flex;
    align-items: center;
}

.aws-card-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.aws-card-row > * {
    margin-bottom: 0 !important;
}

.aws-card-row .flex-grow-1 {
    flex-grow: 1;
}

.chart-container {
    position: relative;
    height: 200px;
    margin: 10px 0;
}

.chart-title {
    font-weight: 600;
    margin-bottom: 5px;
    font-size: 0.9rem;
}

@media (max-width: 767px) {
    .aws-card {
        padding: 0.4rem 0.2rem;
    }

    .card-title {
        font-size: 0.95rem;
    }

    .queue-badge {
        font-size: 0.95rem;
    }

    .chart-container {
        height: 150px;
    }
}