/*
© 2025 Sharon Aicler (saichler@gmail.com)

Layer 8 Ecosystem is licensed under the Apache License, Version 2.0.
You may obtain a copy of the License at:

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
 * Layer 8 Reference Picker Component Styles
 * A reusable dropdown picker for selecting referenced entities
 */

/* Input styling when picker is attached */
.layer8d-refpicker-input {
    cursor: pointer !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    padding-right: 32px !important;
}

/* Reference Picker Overlay */
.layer8d-refpicker-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Reference Picker Container */
.layer8d-refpicker {
    position: relative;
    z-index: 10001;
    background: var(--layer8d-bg-secondary, #fff);
    border: 1px solid var(--layer8d-border, #e2e8f0);
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    width: 400px;
    max-width: 90vw;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    font-family: inherit;
    animation: refpicker-fade-in 0.15s ease-out;
}

@keyframes refpicker-fade-in {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Header */
.layer8d-refpicker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--layer8d-border, #e2e8f0);
    background: var(--layer8d-bg-primary, #f8fafc);
    border-radius: 8px 8px 0 0;
}

.layer8d-refpicker-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--layer8d-text-primary, #1e293b);
}

.layer8d-refpicker-close {
    background: none;
    border: none;
    font-size: 24px;
    line-height: 1;
    color: var(--layer8d-text-muted, #64748b);
    cursor: pointer;
    padding: 0 4px;
    transition: color 0.2s;
}

.layer8d-refpicker-close:hover {
    color: var(--layer8d-text-primary, #1e293b);
}

/* Search */
.layer8d-refpicker-search {
    padding: 12px 16px;
    border-bottom: 1px solid var(--layer8d-border, #e2e8f0);
}

.layer8d-refpicker-filter {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--layer8d-border, #e2e8f0);
    border-radius: 6px;
    font-size: 14px;
    color: var(--layer8d-text-primary, #1e293b);
    background: var(--layer8d-bg-secondary, #fff);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.layer8d-refpicker-filter:focus {
    outline: none;
    border-color: var(--layer8d-primary, #0ea5e9);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.layer8d-refpicker-filter::placeholder {
    color: var(--layer8d-text-muted, #94a3b8);
}

/* Sort Header */
.layer8d-refpicker-sort-header {
    padding: 8px 16px;
    border-bottom: 1px solid var(--layer8d-border, #e2e8f0);
    background: var(--layer8d-bg-primary, #f8fafc);
}

.layer8d-refpicker-sort-btn {
    background: none;
    border: none;
    padding: 4px 8px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--layer8d-text-muted, #64748b);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s;
}

.layer8d-refpicker-sort-btn:hover {
    color: var(--layer8d-primary, #0ea5e9);
}

.layer8d-refpicker-sort-btn .sort-indicator {
    font-size: 10px;
}

/* List */
.layer8d-refpicker-list {
    flex: 1;
    overflow-y: auto;
    min-height: 200px;
    max-height: 300px;
}

.layer8d-refpicker-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background-color 0.15s;
    border-bottom: 1px solid var(--layer8d-border-light, #f1f5f9);
}

.layer8d-refpicker-item:last-child {
    border-bottom: none;
}

.layer8d-refpicker-item:hover {
    background: var(--layer8d-bg-hover, #f1f5f9);
}

.layer8d-refpicker-item:focus {
    outline: none;
    background: var(--layer8d-bg-hover, #f1f5f9);
    box-shadow: inset 2px 0 0 var(--layer8d-primary, #0ea5e9);
}

.layer8d-refpicker-item.selected {
    background: var(--layer8d-primary-light, #e0f2fe);
}

.layer8d-refpicker-item.selected:hover {
    background: var(--layer8d-primary-light, #e0f2fe);
}

.layer8d-refpicker-radio {
    color: var(--layer8d-text-muted, #94a3b8);
    font-size: 12px;
    width: 16px;
    text-align: center;
}

.layer8d-refpicker-item.selected .layer8d-refpicker-radio {
    color: var(--layer8d-primary, #0ea5e9);
}

.layer8d-refpicker-label {
    flex: 1;
    font-size: 14px;
    color: var(--layer8d-text-primary, #1e293b);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Empty / Loading states */
.layer8d-refpicker-empty,
.layer8d-refpicker-loading {
    padding: 40px 16px;
    text-align: center;
    color: var(--layer8d-text-muted, #94a3b8);
    font-size: 14px;
}

.layer8d-refpicker-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.layer8d-refpicker-loading::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid var(--layer8d-border, #e2e8f0);
    border-top-color: var(--layer8d-primary, #0ea5e9);
    border-radius: 50%;
    animation: refpicker-spin 0.8s linear infinite;
}

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

/* Pagination */
.layer8d-refpicker-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    border-top: 1px solid var(--layer8d-border, #e2e8f0);
    background: var(--layer8d-bg-primary, #f8fafc);
}

.layer8d-refpicker-page-btns {
    display: flex;
    align-items: center;
    gap: 4px;
}

.layer8d-refpicker-page-btn {
    min-width: 28px;
    height: 28px;
    padding: 0 6px;
    border: 1px solid var(--layer8d-border, #e2e8f0);
    border-radius: 4px;
    background: var(--layer8d-bg-secondary, #fff);
    color: var(--layer8d-text-primary, #1e293b);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}

.layer8d-refpicker-page-btn:hover:not(:disabled) {
    border-color: var(--layer8d-primary, #0ea5e9);
    color: var(--layer8d-primary, #0ea5e9);
}

.layer8d-refpicker-page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.layer8d-refpicker-page-btn.active {
    background: var(--layer8d-primary, #0ea5e9);
    border-color: var(--layer8d-primary, #0ea5e9);
    color: #fff;
}

.layer8d-refpicker-page-ellipsis {
    padding: 0 4px;
    color: var(--layer8d-text-muted, #94a3b8);
    font-size: 12px;
}

.layer8d-refpicker-page-info {
    font-size: 12px;
    color: var(--layer8d-text-muted, #64748b);
}

/* Footer */
.layer8d-refpicker-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-top: 1px solid var(--layer8d-border, #e2e8f0);
    background: var(--layer8d-bg-primary, #f8fafc);
    border-radius: 0 0 8px 8px;
}

.layer8d-refpicker-clear-btn {
    padding: 8px 16px;
    border: 1px solid var(--layer8d-border, #e2e8f0);
    border-radius: 6px;
    background: var(--layer8d-bg-secondary, #fff);
    color: var(--layer8d-text-muted, #64748b);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.15s;
}

.layer8d-refpicker-clear-btn:hover {
    border-color: var(--layer8d-text-muted, #64748b);
    color: var(--layer8d-text-primary, #1e293b);
}

.layer8d-refpicker-select-btn {
    padding: 8px 20px;
    border: none;
    border-radius: 6px;
    background: var(--layer8d-primary, #0ea5e9);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.15s;
}

.layer8d-refpicker-select-btn:hover {
    background: var(--layer8d-primary-dark, #0284c7);
}

/* Responsive */
@media (max-width: 480px) {
    .layer8d-refpicker {
        width: 95vw;
        max-height: 90vh;
    }

    .layer8d-refpicker-list {
        max-height: 40vh;
    }
}