/* ═══════════════════════════════════════════════════════════
   Property Editor Module — Component Styles
   ═══════════════════════════════════════════════════════════ */

/* ── PSet Template List ───────────────────────────────────── */

.pe-tpl-count {
    font-size: var(--tx-2xs);
    color: var(--tx-muted);
    margin-left: var(--s1);
}

.pe-tpl-empty {
    padding: var(--s4);
    text-align: center;
    color: var(--tx-muted);
    font-size: var(--tx-sm);
}
.pe-tpl-empty p {
    margin: 0 0 var(--s3);
}

.pe-tpl-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.pe-tpl-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--s2) var(--s3);
    cursor: pointer;
    transition: background var(--t-fast);
}
.pe-tpl-item:hover {
    background: var(--bg-hover);
}
.pe-tpl-item.active {
    background: var(--bg-active);
}

.pe-tpl-info {
    display: flex;
    align-items: center;
    gap: var(--s2);
    min-width: 0;
    flex: 1;
}

.pe-tpl-name {
    font-size: var(--tx-sm);
    color: var(--tx-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pe-tpl-attr-count {
    font-size: var(--tx-2xs);
    color: var(--tx-muted);
    flex-shrink: 0;
}

.pe-tpl-actions {
    display: flex;
    gap: var(--s1);
    opacity: 0;
    transition: opacity var(--t-fast);
}
.pe-tpl-item:hover .pe-tpl-actions {
    opacity: 1;
}

/* ── PSet Template Editor ─────────────────────────────────── */

.pe-tpl-editor {
    padding: var(--s3);
    border-top: 1px solid var(--bd-subtle);
    display: flex;
    flex-direction: column;
    gap: var(--s2);
}

.pe-tpl-editor-title {
    font-size: var(--tx-sm);
    font-weight: 600;
    color: var(--tx-primary);
    margin-bottom: var(--s1);
}

.pe-tpl-attrs {
    display: flex;
    flex-direction: column;
    gap: var(--s2);
}

.pe-tpl-attr-row {
    display: grid;
    grid-template-columns: 1fr 80px 70px 24px;
    gap: var(--s1);
    align-items: center;
}
.pe-tpl-attr-row .field-input {
    height: 28px;
    font-size: var(--tx-xs);
    padding: 0 var(--s2);
}
.pe-tpl-attr-row select.field-input {
    padding-right: var(--s1);
}

.pe-tpl-attr-remove {
    width: 24px !important;
    height: 24px !important;
}

.pe-tpl-editor-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--s2);
    margin-top: var(--s2);
    padding-top: var(--s2);
    border-top: 1px solid var(--bd-dim);
}

.pe-tpl-create-btn svg {
    vertical-align: -2px;
    margin-right: var(--s1);
}

/* ── PSet Filter Section (left panel) ─────────────────────── */

.pe-filter-section {
    border-top: 1px solid var(--bd-subtle);
}

.pe-filter-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.pe-filter-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--s2) var(--s3);
    transition: background var(--t-fast);
}
.pe-filter-item:hover {
    background: var(--bg-hover);
}

.pe-filter-info {
    display: flex;
    align-items: center;
    gap: var(--s2);
    min-width: 0;
    flex: 1;
}

.pe-filter-name {
    font-size: var(--tx-sm);
    color: var(--tx-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pe-filter-count {
    font-size: var(--tx-2xs);
    color: var(--tx-muted);
    flex-shrink: 0;
}

.pe-filter-actions {
    display: flex;
    gap: 2px;
    flex-shrink: 0;
}

.pe-filter-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: none;
    border: 1px solid transparent;
    border-radius: var(--r-xs);
    color: var(--tx-muted);
    cursor: pointer;
    opacity: 0.5;
    transition: all var(--t-fast);
}
.pe-filter-item:hover .pe-filter-btn {
    opacity: 0.8;
}
.pe-filter-btn:hover {
    opacity: 1 !important;
    background: var(--bg-hover);
    color: var(--tx-secondary);
    border-color: var(--bd-dim);
}
.pe-filter-btn.active {
    opacity: 1 !important;
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

/* ── Export Section ────────────────────────────────────────── */

.pe-export-section {
    margin-top: auto;
    border-top: 1px solid var(--bd-subtle);
}

.pe-export-body {
    padding: var(--s2) var(--s3);
}

/* ── "+" Add PSet Button (right panel) ────────────────────── */

.pe-add-pset-row {
    padding: var(--s2) var(--s3);
    position: relative;
}

.pe-add-pset-btn {
    display: flex;
    align-items: center;
    gap: var(--s2);
    width: 100%;
    padding: var(--s2) var(--s3);
    background: transparent;
    border: 1px dashed var(--bd);
    border-radius: var(--r-md);
    color: var(--tx-muted);
    font-size: var(--tx-xs);
    font-family: var(--font);
    cursor: pointer;
    transition: all var(--t-base);
}
.pe-add-pset-btn:hover {
    background: var(--bg-hover);
    color: var(--accent);
    border-color: var(--accent);
}
.pe-add-pset-btn svg {
    flex-shrink: 0;
}

/* ── Template Picker Popover ──────────────────────────────── */

.pe-picker {
    background: var(--bg-raised);
    border: 1px solid var(--bd);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-dropdown, 0 4px 16px rgba(0,0,0,0.3));
    margin-top: var(--s2);
    overflow: hidden;
}

.pe-picker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--s2) var(--s3);
    border-bottom: 1px solid var(--bd-dim);
    font-size: var(--tx-xs);
    font-weight: 600;
    color: var(--tx-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pe-picker-list {
    max-height: 200px;
    overflow-y: auto;
}

.pe-picker-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--s2) var(--s3);
    cursor: pointer;
    transition: background var(--t-fast);
}
.pe-picker-item:hover {
    background: var(--bg-hover);
}

.pe-picker-name {
    font-size: var(--tx-sm);
    color: var(--tx-primary);
}

.pe-picker-count {
    font-size: var(--tx-2xs);
    color: var(--tx-muted);
}

/* Already-applied template in picker */
.pe-picker-item-applied {
    cursor: default;
    opacity: 0.5;
}
.pe-picker-item-applied:hover {
    background: transparent;
}
.pe-picker-name-applied {
    text-decoration: line-through;
}
.pe-picker-applied-hint {
    font-size: var(--tx-2xs);
    color: var(--tx-muted);
    font-style: italic;
}

/* ── Attribute Editor (inline in right panel) ─────────────── */

.pe-attr-editor {
    margin-top: var(--s2);
    background: var(--bg-raised);
    border: 1px solid var(--bd);
    border-radius: var(--r-lg);
    padding: var(--s3);
    display: flex;
    flex-direction: column;
    gap: var(--s2);
}

.pe-attr-editor-title {
    font-size: var(--tx-sm);
    font-weight: 600;
    color: var(--accent);
}

.pe-attr-editor-desc {
    font-size: var(--tx-xs);
    color: var(--tx-muted);
    margin-top: calc(-1 * var(--s1));
}

.pe-attr-rows {
    display: flex;
    flex-direction: column;
    gap: var(--s1);
}

.pe-attr-row {
    display: grid;
    grid-template-columns: 20px 1fr auto auto;
    gap: var(--s2);
    align-items: center;
    padding: var(--s1) 0;
}

.pe-attr-cb {
    width: 14px;
    height: 14px;
    accent-color: var(--accent);
    cursor: pointer;
}

.pe-attr-name {
    font-size: var(--tx-xs);
    color: var(--tx-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pe-attr-type {
    font-size: var(--tx-2xs);
    color: var(--tx-muted);
    background: var(--bg-hover);
    padding: 1px var(--s2);
    border-radius: var(--r-xs);
    white-space: nowrap;
}

.pe-attr-value {
    height: 26px !important;
    font-size: var(--tx-xs) !important;
    padding: 0 var(--s2) !important;
    max-width: 100px;
}

.pe-attr-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--s2);
    margin-top: var(--s2);
    padding-top: var(--s2);
    border-top: 1px solid var(--bd-dim);
}

/* ── Custom PSets Section (right panel) ────────────────────── */

.pe-custom-section {
    /* no extra background — blend with the existing accordion */
}

.pe-custom-divider {
    display: flex;
    align-items: center;
    gap: var(--s2);
    padding: var(--s1) var(--s4);
    border-bottom: 1px solid var(--bd-dim);
}
.pe-custom-divider::before,
.pe-custom-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--bd-dim);
}
.pe-custom-divider span {
    font-size: var(--tx-2xs);
    color: var(--tx-muted);
    white-space: nowrap;
}

/* ── Add Missing Attributes Button (PSet header) ─────────── */

.pe-add-attr-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 2px;
    margin-left: auto;
    padding: 1px 4px;
    background: none;
    border: 1px solid var(--bd-dim);
    border-radius: var(--r-xs);
    color: var(--accent);
    cursor: pointer;
    font-size: var(--tx-2xs);
    transition: all var(--t-fast);
    z-index: 1;
}
.pe-add-attr-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}
.pe-add-attr-badge {
    font-weight: 700;
    font-size: 9px;
}

.pe-missing-attr-editor {
    margin: var(--s2) var(--s3);
    border: 1px dashed var(--accent);
}

/* ── Undo / Redo Bar ─────────────────────────────────────── */

.pe-undo-bar {
    display: flex;
    gap: var(--s1);
    padding: var(--s1) var(--s4);
    justify-content: flex-end;
}

.pe-undo-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: none;
    border: 1px solid var(--bd-dim);
    border-radius: var(--r-sm);
    color: var(--tx-muted);
    cursor: pointer;
    transition: all var(--t-fast);
}
.pe-undo-btn:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--tx-secondary);
    border-color: var(--bd);
}
.pe-undo-btn:disabled {
    opacity: 0.3;
    cursor: default;
}

.pe-undo-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    min-width: 14px;
    height: 14px;
    padding: 0 3px;
    border-radius: 7px;
    background: var(--accent);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    line-height: 14px;
    text-align: center;
}

/* ── Inline Editing (custom PSet values) ─────────────────── */

.pe-editable-value {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--s1);
}

.pe-val-text {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pe-inline-edit-btn {
    opacity: 0;
    flex-shrink: 0;
    transition: opacity var(--t-fast);
}
tr:hover .pe-inline-edit-btn {
    opacity: 0.6;
}
.pe-inline-edit-btn:hover {
    opacity: 1 !important;
}

.pe-inline-input,
.pe-inline-select {
    width: 100%;
    font-size: var(--tx-xs);
    padding: 1px 4px;
}

/* ── Validation Error Feedback ───────────────────────────── */

.pe-attr-value-invalid {
    border-color: var(--danger, #ef4444) !important;
    box-shadow: 0 0 0 1px var(--danger, #ef4444);
}

.pe-val-error {
    position: absolute;
    bottom: 100%;
    left: 0;
    padding: 2px 6px;
    background: var(--danger, #ef4444);
    color: #fff;
    font-size: var(--tx-2xs);
    border-radius: var(--r-xs);
    white-space: nowrap;
    pointer-events: none;
    z-index: 10;
    margin-bottom: 2px;
}

@keyframes pe-shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-3px); }
    40% { transform: translateX(3px); }
    60% { transform: translateX(-2px); }
    80% { transform: translateX(2px); }
}
.pe-shake {
    animation: pe-shake 0.35s ease-in-out;
}