/* Modern Theme Support */
:root {
    --background-color: #f8f9fa;
    --text-color: #212529;
    --surface-color: #ffffff;
    --primary-color: #000000; /* Nike-style primary */
    --accent-color: #f5f5f5;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --card-hover-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] {
    --background-color: #0a0a0a;
    --surface-color: #1a1a1a;
    --text-color: #f0f0f0;
    --secondary-text: #b0b0b0;
    --border-color: #2a2a2a;
    --primary-color: #ffffff;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    min-height: 100vh;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    transition: all 0.3s ease;
}

/* Custom Card Styling */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-hover-shadow) !important;
}

.card-header {
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-weight: 600;
}

/* Dark Mode Refinements */
[data-theme="dark"] body {
    background-color: var(--background-color);
}

[data-theme="dark"] .card, 
[data-theme="dark"] .modal-content {
    background-color: var(--surface-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .card-header,
[data-theme="dark"] .modal-header,
[data-theme="dark"] .modal-footer {
    background-color: rgba(255, 255, 255, 0.03) !important;
    border-color: var(--border-color);
    color: var(--text-color) !important;
}

[data-theme="dark"] .table {
    color: var(--text-color);
    border-color: var(--border-color);
}

[data-theme="dark"] .table-light {
    background-color: #2a2a2a !important;
    color: var(--text-color) !important;
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: #252525;
    border-color: var(--border-color);
    color: var(--text-color);
}

[data-theme="dark"] .form-control:focus {
    background-color: #2a2a2a;
    border-color: #555;
    color: #fff;
    box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .btn-close {
    filter: invert(1) brightness(200%);
}

[data-theme="dark"] .text-muted {
    color: var(--secondary-text) !important;
}

[data-theme="dark"] .text-dark {
    color: var(--text-color) !important;
}

[data-theme="dark"] .bg-white,
[data-theme="dark"] .bg-light {
    background-color: var(--surface-color) !important;
}

.bg-black {
    background-color: #000000 !important;
}

[data-theme="dark"] .bg-black {
    background-color: #000000 !important;
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .pagination .page-link {
    background-color: var(--surface-color);
    border-color: var(--border-color);
    color: var(--text-color);
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, #eeeeee 25%, #f5f5f5 50%, #eeeeee 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite ease-in-out;
    border-radius: 4px;
    display: inline-block;
}

[data-theme="dark"] .skeleton {
    background: linear-gradient(90deg, #252525 25%, #333333 50%, #252525 75%);
    background-size: 200% 100%;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-card {
    height: 300px;
    width: 100%;
    margin-bottom: 2rem;
}

.skeleton-text {
    height: 1rem;
    width: 100%;
    margin-bottom: 0.5rem;
}

.skeleton-title {
    height: 1.5rem;
    width: 60%;
    margin-bottom: 1rem;
}

.skeleton-badge {
    height: 24px;
    width: 80px;
    border-radius: 50px;
}

/* View Transitions */
#home-view, #detail-view {
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Back Button */
#back-to-list {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-width: 2px;
    transition: all 0.2s ease;
}

#back-to-list:hover {
    background-color: var(--primary-color);
    color: var(--surface-color);
}

[data-theme="dark"] #back-to-list {
    border-color: #444;
    color: #eee;
}

[data-theme="dark"] #back-to-list:hover {
    background-color: #eee;
    color: #000;
}

/* Table Styling */
.table thead th {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
    color: #666;
    border-bottom: 2px solid #eee;
}

[data-theme="dark"] .table thead th {
    color: #aaa;
    border-bottom-color: #333;
}

.table tbody td {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

/* Nike-inspired buttons */
.btn-primary {
    border-radius: 50px;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    font-weight: 500;
}

[data-theme="dark"] .btn-outline-primary {
    color: #fff;
    border-color: #fff;
}

[data-theme="dark"] .btn-outline-primary:hover {
    background-color: #fff;
    color: #000;
}

/* Product Image Styling */
.img-thumbnail {
    background-color: #f1f1f1;
    border: 1px solid rgba(0,0,0,0.05);
}

[data-theme="dark"] .img-thumbnail {
    background-color: #252525;
    border-color: #333;
}

.table-action-btn {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.table-action-btn:hover {
    background-color: rgba(0,0,0,0.05);
}

[data-theme="dark"] .table-action-btn:hover {
    background-color: rgba(255,255,255,0.05);
}

.product-info-details {
    font-size: 0.8rem;
    line-height: 1.4;
    color: #666;
}

[data-theme="dark"] .product-info-details {
    color: #aaa;
}

/* Ensure table cells don't expand weirdly */
.table td {
    vertical-align: middle;
}

/* Cart Item Row styling for better readability */
#items-body tr {
    transition: background-color 0.2s ease;
}

#items-body tr:hover {
    background-color: rgba(0,0,0,0.01);
}

[data-theme="dark"] #items-body tr:hover {
    background-color: rgba(255,255,255,0.01);
}