/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
    line-height: 1.5;
}

.btn:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    text-decoration: none;
    color: var(--color-white);
}

.btn-secondary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    text-decoration: none;
    color: var(--color-white);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
    background-color: var(--color-primary);
    color: var(--color-white);
    text-decoration: none;
}

.btn-danger {
    background-color: var(--color-danger);
    color: var(--color-white);
    border-color: var(--color-danger);
}

.btn-danger:hover:not(:disabled) {
    background-color: #c82333;
    border-color: #bd2130;
    text-decoration: none;
    color: var(--color-white);
}

.btn-success {
    background-color: var(--color-success);
    color: var(--color-white);
    border-color: var(--color-success);
}

.btn-success:hover:not(:disabled) {
    background-color: #218838;
    border-color: #1e7e34;
    text-decoration: none;
    color: var(--color-white);
}

.btn-warning {
    background-color: var(--color-warning);
    color: var(--color-gray-900);
    border-color: var(--color-warning);
}

.btn-warning:hover:not(:disabled) {
    background-color: #e0a800;
    border-color: #d39e00;
    text-decoration: none;
}

.btn-info {
    background-color: var(--color-info);
    color: var(--color-white);
    border-color: var(--color-info);
}

.btn-info:hover:not(:disabled) {
    background-color: #138496;
    border-color: #117a8b;
    text-decoration: none;
    color: var(--color-white);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ============================================
   Forms
   ============================================ */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-text);
}

.form-label.required::after {
    content: " *";
    color: var(--color-danger);
}

.form-control {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-family: inherit;
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(255, 140, 66, 0.1);
}

.form-control:disabled {
    background-color: var(--color-gray-100);
    cursor: not-allowed;
}

.form-control.is-invalid {
    border-color: var(--color-danger);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-text {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.form-error {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--color-danger);
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    cursor: pointer;
}

.form-check-label {
    cursor: pointer;
    user-select: none;
}

/* File Upload */
.file-upload {
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.file-upload input[type="file"] {
    position: absolute;
    left: -9999px;
}

.file-upload-label {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-gray-100);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.file-upload-label:hover {
    background-color: var(--color-gray-200);
}

.file-preview {
    margin-top: var(--spacing-md);
    max-width: 300px;
}

.file-preview img {
    max-width: 100%;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

/* Search & Filter */
.search-filter-container {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xl);
}

.search-box {
    position: relative;
}

.search-box input {
    padding-right: 40px;
}

.search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-gray-400);
}

.filter-group {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    align-items: center;
}

.filter-radio {
    display: flex;
    gap: var(--spacing-md);
}

/* ============================================
   Cards
   ============================================ */
.card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: var(--spacing-lg);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.card-text {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-gray-100);
    border-top: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Game Card */
.game-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.game-card .card-img {
    background-color: var(--color-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.game-card .card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.game-card .card-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

/* Rental Card */
.rental-card {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    padding: var(--spacing-lg);
}

.rental-card-img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    background-color: var(--color-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
}

.rental-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.rental-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.rental-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-xs) 0;
}

.rental-card-meta {
    color: var(--color-gray-500);
    font-size: 0.875rem;
    margin: 0 0 var(--spacing-xs) 0;
}

.rental-card-meta:last-child {
    margin-bottom: 0;
}

.rental-card-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

/* Stat Card */
.stat-card {
    text-align: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.stat-card:hover {
    transform: translateY(-2px);
}

.stat-card-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.stat-card-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ============================================
   Badges
   ============================================ */
.badge {
    display: inline-block;
    padding: 0.25em 0.6em;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    border-radius: var(--radius-full);
}

.badge-success {
    background-color: var(--color-success);
    color: var(--color-white);
}

.badge-danger {
    background-color: var(--color-danger);
    color: var(--color-white);
}

.badge-warning {
    background-color: var(--color-warning);
    color: var(--color-gray-900);
}

.badge-info {
    background-color: var(--color-info);
    color: var(--color-white);
}

.badge-secondary {
    background-color: var(--color-gray-500);
    color: var(--color-white);
}

.badge-lg {
    padding: 0.4em 0.8em;
    font-size: 1rem;
}

/* ============================================
   Modal
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal.modal-lg {
    max-width: 800px;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-gray-500);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--color-gray-100);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* ============================================
   Tables
   ============================================ */
.table-container {
    overflow-x: auto;
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table thead {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
}

.table td {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-gray-200);
}

.table tbody tr:hover {
    background-color: var(--color-gray-100);
}

.table-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.table img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

/* ============================================
   Games List/Table View (User)
   ============================================ */

.games-list-page .table-container {
    -webkit-overflow-scrolling: touch;
}

/* Compact table spacing */
.table-compact th,
.table-compact td {
    padding: var(--spacing-sm);
}

/* Filter row inside THEAD */
.table thead .table-filters th {
    background-color: var(--color-white);
    color: var(--color-text);
    border-top: 1px solid var(--color-gray-200);
    border-bottom: 1px solid var(--color-gray-200);
    vertical-align: top;
}

.table thead .table-filters .form-control {
    font-size: 0.875rem;
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* Prevent toolbar buttons from wrapping mid-word */
.games-list-toolbar .btn {
    white-space: nowrap;
}

/* ============================================
   Tabs
   ============================================ */
.tabs {
    border-bottom: 2px solid var(--color-gray-200);
    margin-bottom: var(--spacing-xl);
}

.tabs-nav {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}

.tab-link {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-gray-600);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    font-weight: 600;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    cursor: pointer;
}

.tab-link:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.tab-link.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-secondary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ============================================
   Page Header
   ============================================ */
.page-header {
    margin-bottom: var(--spacing-2xl);
}

.page-title {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.page-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ============================================
   Empty State
   ============================================ */
.empty-state {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--color-gray-500);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.empty-state-title {
    font-size: 1.5rem;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.empty-state-text {
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Loading Spinner
   ============================================ */
.spinner {
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* ============================================
   Password Strength Indicator
   ============================================ */
.password-strength {
    margin-top: var(--spacing-sm);
}

.password-strength-bar {
    height: 4px;
    background-color: var(--color-gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.password-strength-fill {
    height: 100%;
    transition: width var(--transition-normal), background-color var(--transition-normal);
}

.password-strength-fill.weak {
    width: 33%;
    background-color: var(--color-danger);
}

.password-strength-fill.medium {
    width: 66%;
    background-color: var(--color-warning);
}

.password-strength-fill.strong {
    width: 100%;
    background-color: var(--color-success);
}

.password-strength-text {
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
    font-weight: 600;
}

.password-strength-text.weak {
    color: var(--color-danger);
}

.password-strength-text.medium {
    color: #856404;
}

.password-strength-text.strong {
    color: var(--color-success);
}

/* ============================================
   Alerts
   ============================================ */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid transparent;
}

.alert-success {
    background-color: var(--color-success-light);
    border-color: var(--color-success);
    color: #155724;
}

.alert-danger {
    background-color: var(--color-danger-light);
    border-color: var(--color-danger);
    color: #721c24;
}

.alert-warning {
    background-color: var(--color-warning-light);
    border-color: var(--color-warning);
    color: #856404;
}

.alert-info {
    background-color: var(--color-info-light);
    border-color: var(--color-info);
    color: #0c5460;
}

/* ============================================
   Quick Link Cards (Admin Dashboard)
   ============================================ */
.quick-link-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.quick-link-card:hover {
    text-decoration: none;
    color: inherit;
}

.quick-link-card .card-body {
    padding: var(--spacing-md);
}

.quick-link-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.quick-link-card .card-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.quick-link-card .card-text {
    font-size: 0.8rem;
    margin-bottom: 0;
}

/* Smaller stat values */
.stat-value-sm {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label-sm {
    font-size: 0.8rem;
    color: var(--color-gray-600);
}