/*
 * نظام مخزونك لمستلزمات الأدوية
 * مكونات واجهة المستخدم
 */

/* ====== Buttons ====== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: 0.625rem 1.25rem;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

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

.btn-primary {
    background: linear-gradient(135deg, #0f766e 0%, #0d9488 100%);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(15, 118, 110, 0.25);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #0d9488 0%, #14b8a6 100%);
    box-shadow: 0 4px 12px rgba(15, 118, 110, 0.35);
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.25);
}

.btn-success:hover:not(:disabled) {
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
    transform: translateY(-1px);
}

.btn-warning {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.25);
}

.btn-warning:hover:not(:disabled) {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
    transform: translateY(-1px);
}

.btn-danger {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover:not(:disabled) {
    background: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.35);
    transform: translateY(-1px);
}

.btn-secondary {
    background: #f3f4f6;
    color: #374151;
    border: 1px solid #e5e7eb;
}

.btn-secondary:hover:not(:disabled) {
    background: #e5e7eb;
    border-color: #d1d5db;
}

.btn-outline-primary {
    background-color: transparent;
    color: #0f766e;
    border: 2px solid #0f766e;
}

.btn-outline-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #0f766e 0%, #0d9488 100%);
    color: var(--white);
    border-color: transparent;
}

.btn-outline-danger {
    background-color: transparent;
    color: var(--danger);
    border: 2px solid var(--danger);
}

.btn-outline-danger:hover:not(:disabled) {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    color: var(--white);
    border-color: transparent;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    border-radius: 8px;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    border-radius: 12px;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 10px;
}

.btn-icon.btn-sm {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}

/* ====== Cards ====== */
.card {
    background: #ffffff;
    border: none;
    border-radius: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.card-header {
    padding: var(--spacing-5) var(--spacing-6);
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(180deg, #ffffff 0%, #fafafa 100%);
    border-radius: 16px 16px 0 0;
}

.card-title {
    font-size: 1.0625rem;
    font-weight: 600;
    margin: 0;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.card-title svg,
.card-title i {
    color: #0f766e;
}

.card-body {
    padding: var(--spacing-6);
}

.card-footer {
    padding: var(--spacing-4) var(--spacing-6);
    border-top: 1px solid #f3f4f6;
    background-color: #f9fafb;
    border-radius: 0 0 16px 16px;
}

/* ====== Forms ====== */
.form-group {
    margin-bottom: var(--spacing-4);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

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

.form-control {
    display: block;
    width: 100%;
    padding: 0.625rem 1rem;
    font-family: inherit;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: #1e293b;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    transition: all var(--transition-fast);
}

.form-control:focus {
    border-color: #0f766e;
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
    outline: none;
}

.form-control:disabled,
.form-control[readonly] {
    background-color: #f9fafb;
    cursor: not-allowed;
}

.form-control.is-invalid {
    border-color: #ef4444;
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.invalid-feedback {
    display: block;
    margin-top: var(--spacing-1);
    font-size: var(--font-size-sm);
    color: var(--danger);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

select.form-control {
    cursor: pointer;
}

.form-select {
    display: block;
    width: 100%;
    padding: var(--spacing-2) var(--spacing-3);
    padding-left: var(--spacing-8);
    font-family: inherit;
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background-color: var(--white);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23475569' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: left 0.75rem center;
    background-size: 16px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    appearance: none;
    cursor: pointer;
}

.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
    outline: none;
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-2);
}

.form-check-input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.form-check-label {
    cursor: pointer;
    font-size: var(--font-size-sm);
}

/* Input Group */
.input-group {
    display: flex;
    align-items: stretch;
}

.input-group .form-control {
    flex: 1;
    border-radius: 0;
}

.input-group .form-control:first-child {
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.input-group .form-control:last-child {
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background-color: var(--gray-100);
    border: 1px solid var(--border-color);
}

/* ====== Tables ====== */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.table th,
.table td {
    padding: 1rem 1.25rem;
    text-align: right;
    vertical-align: middle;
    border-bottom: 1px solid #f3f4f6;
}

.table thead th {
    background: linear-gradient(180deg, #f9fafb 0%, #f3f4f6 100%);
    font-weight: 600;
    color: #374151;
    white-space: nowrap;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody tr:hover {
    background-color: #f0fdf4;
}

.table-striped tbody tr:nth-child(even) {
    background-color: #fafafa;
}

/* ====== Badges ====== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    border-radius: 9999px;
}

.badge-primary {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    color: #0f766e;
}

.badge-success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #059669;
}

.badge-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.badge-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #dc2626;
}

.badge-info {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: #1d4ed8;
}

.badge-secondary {
    background: #f3f4f6;
    color: #4b5563;
}

/* ====== Alerts ====== */
.alert {
    position: relative;
    padding: var(--spacing-4);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-4);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
}

.alert-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: var(--spacing-1);
}

.alert-close {
    position: absolute;
    top: var(--spacing-3);
    left: var(--spacing-3);
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.alert-close:hover {
    opacity: 1;
}

.alert-success {
    background-color: var(--success-light);
    border: 1px solid var(--success);
    color: var(--success-hover);
}

.alert-danger {
    background-color: var(--danger-light);
    border: 1px solid var(--danger);
    color: var(--danger-hover);
}

.alert-warning {
    background-color: var(--warning-light);
    border: 1px solid var(--warning);
    color: var(--warning-hover);
}

.alert-info {
    background-color: var(--info-light);
    border: 1px solid var(--info);
    color: var(--info-hover);
}

/* ====== Modal ======
   NOTE: Using Bootstrap 5 Modal - Custom styling removed to avoid conflicts.
   Add any modal overrides to forms.css using .modal-* classes.
   ====== */

/* ====== Dropdown ====== */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-2) 0;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
}

.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--gray-100);
}

.dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: var(--spacing-2) 0;
}

/* ====== Pagination ====== */
.pagination {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
    list-style: none;
    margin: 0;
    padding: 0;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.page-link:hover {
    background-color: var(--gray-100);
    border-color: var(--gray-300);
}

.page-item.active .page-link {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.page-item.disabled .page-link {
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.6;
}

/* ====== Loading Spinner ====== */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

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

/* ====== Empty State ====== */
.empty-state {
    text-align: center;
    padding: var(--spacing-12) var(--spacing-6);
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-4);
    color: var(--gray-400);
}

.empty-state-title {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
}

.empty-state-text {
    color: var(--text-muted);
    margin-bottom: var(--spacing-4);
}

/* ====== Avatar ====== */
.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-xs);
}

.avatar-lg {
    width: 56px;
    height: 56px;
    font-size: var(--font-size-lg);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* ====== Tooltip ====== */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-1) var(--spacing-2);
    font-size: var(--font-size-xs);
    color: var(--white);
    background-color: var(--gray-800);
    border-radius: var(--border-radius-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-1);
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

/* ====== Progress Bar ====== */
.progress {
    height: 8px;
    background-color: var(--gray-200);
    border-radius: 9999px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary);
    border-radius: 9999px;
    transition: width var(--transition-slow);
}

.progress-bar.bg-success {
    background-color: var(--success);
}

.progress-bar.bg-warning {
    background-color: var(--warning);
}

.progress-bar.bg-danger {
    background-color: var(--danger);
}