:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-bg: #f8f9fa;
    --dark-text: #212529;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--light-bg);
    min-height: 100vh;
}

main {
    padding-top: 20px;
    padding-bottom: 40px;
}

.card {
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.association-card {
    background: white;
    border-radius: 12px;
    padding: 0.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.association-image {
    width: 100%;
    max-width: 150px;
    height: 150px;
    object-fit: contain;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.association-image-sm {
    width: 100%;
    max-width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.performance-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0.25rem;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: background-color 0.2s, transform 0.2s;
    cursor: pointer;
}

.performance-badge:hover {
    transform: scale(1.05);
}

.performance-available {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}

.performance-available:hover {
    background-color: #a3cfbb;
}

.performance-available-sm {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 3px solid #badbcc;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    margin: 0.125rem;
}

.performance-available-sm:hover {
    background-color: #a3cfbb;
}

.performance-btn {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 3px solid #badbcc;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    margin: 0.1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.performance-btn:hover {
    background-color: #a3cfbb;
    transform: scale(1.05);
}

.performance-btn:active {
    transform: scale(0.98);
}

/* Availability-based colors */
.performance-high-availability {
    background-color: #d1e7dd !important;
    color: #0f5132 !important;
    border: 3px solid #198754 !important;
}

.performance-high-availability .badge {
    background-color: #198754 !important;
    color: #d1e7dd !important;
}

.performance-high-availability span.d-block {
    color: #0f5132 !important;
}

.performance-medium-availability {
    background-color: #fff3cd !important;
    color: #664d03 !important;
    border: 3px solid #ffc107 !important;
}

.performance-medium-availability .badge {
    background-color: #ffc107 !important;
    color: #fff3cd !important;
}

.performance-medium-availability span.d-block {
    color: #664d03 !important;
}

.performance-low-availability {
    background-color: #f8d7da !important;
    color: #842029 !important;
    border: 3px solid #dc3545 !important;
}

.performance-low-availability .badge {
    background-color: #dc3545 !important;
    color: #f8d7da !important;
}

.performance-low-availability span.d-block {
    color: #842029 !important;
}

/* Selected state with inverted colors */
.performance-selected {
    z-index: 10 !important;
    position: relative !important;
    border: 3px solid var(--primary-color) !important;
}

.performance-selected.performance-high-availability {
    background-color: #198754 !important;
    color: #d1e7dd !important;
}

.performance-selected.performance-high-availability .badge {
    background-color: #d1e7dd !important;
    color: #0f5132 !important;
}

.performance-selected.performance-high-availability span.d-block {
    color: #d1e7dd !important;
}

.performance-selected.performance-medium-availability {
    background-color: #ffc107 !important;
    color: #fff3cd !important;
}

.performance-selected.performance-medium-availability .badge {
    background-color: #fff3cd !important;
    color: #664d03 !important;
}

.performance-selected.performance-medium-availability span.d-block {
    color: #fff3cd !important;
}

.performance-selected.performance-low-availability {
    background-color: #dc3545 !important;
    color: #f8d7da !important;
}

.performance-selected.performance-low-availability .badge {
    background-color: #f8d7da !important;
    color: #dc3545 !important;
}

.performance-selected.performance-low-availability span.d-block {
    color: #f8d7da !important;
}

.table {
    background: white;
    border-radius: 8px;
    overflow: hidden;
}

.table thead th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    border: none;
    padding: 1rem;
}

.table tbody tr {
    transition: background-color 0.2s;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

.badge {
    padding: 0.5rem 0.75rem;
    font-weight: 500;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 600;
}

.performance-name {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.25rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .association-card {
        text-align: center;
    }

    .performance-badge {
        display: block;
        margin: 0.5rem auto;
    }
}

/* -----------------------------------------------------------------------
   Live availability – polling animations
   A one-shot pulse plays on any tile whose stock count just changed.
   A stronger red pulse plays when a selected tile just sold out.
----------------------------------------------------------------------- */
@keyframes availability-flash {
    0%   { box-shadow: 0 0 0 0   rgba(13, 110, 253, 0.0); }
    30%  { box-shadow: 0 0 0 6px rgba(13, 110, 253, 0.65); }
    100% { box-shadow: 0 0 0 0   rgba(13, 110, 253, 0.0); }
}

@keyframes availability-flash-soldout {
    0%   { box-shadow: 0 0 0 0   rgba(220, 53, 69, 0.0); }
    30%  { box-shadow: 0 0 0 8px rgba(220, 53, 69, 0.8); }
    100% { box-shadow: 0 0 0 0   rgba(220, 53, 69, 0.0); }
}

.availability-changed {
    animation: availability-flash 0.9s ease-out forwards;
}

.availability-soldout-selected {
    animation: availability-flash-soldout 0.9s ease-out forwards;
}