.panel-vue-shell {
    /* ─── Colors ─── */
    --panel-bg: #f6f7f9;
    --panel-card: #ffffff;
    --panel-text: #1f2937;
    --panel-muted: #6b7280;
    --panel-label: #374151;
    --panel-border: #e2e8f0;
    --panel-border-hover: #cbd5e1;
    --panel-accent: #0f766e;
    --panel-accent-hover: #0b5d57;
    --panel-accent-light: #f0fdfa;
    --panel-danger: #b42318;
    --panel-danger-light: #fef2f2;
    --panel-input-bg: #f0f0f0;
    --panel-overlay: rgba(12, 18, 30, 0.45);
    --panel-shadow: 0 16px 44px rgba(15, 23, 42, 0.28);

    /* Extended color tokens */
    --panel-white: #ffffff;
    --panel-trigger-bg: #0f172a;
    --panel-trigger-bg-hover: #1e293b;
    --panel-hover-bg: #f1f5f9;
    --panel-subtle-bg: #f8fafc;
    --panel-scrollbar: #cbd5e1;
    --panel-placeholder: #94a3b8;
    --panel-drag-color: #94a3b8;
    --panel-border-dashed: #d1d5db;
    --panel-toggle-off: #d1d5db;
    --panel-icon-btn-border: #fecaca;
    --panel-icon-btn-hover-bg: #fee2e2;
    --panel-icon-btn-hover-border: #fca5a5;
    --panel-error-border: #fca5a5;
    --panel-error-bg: #fff1f2;
    --panel-error-text: #7f1d1d;
    --panel-badge-has-img-bg: #ecfdf5;
    --panel-badge-has-img-text: #065f46;
    --panel-badge-no-img-bg: #fef2f2;
    --panel-badge-no-img-text: #991b1b;
    --panel-focus-ring: rgba(15, 118, 110, 0.1);
    --panel-focus-ring-toggle: rgba(15, 118, 110, 0.3);
    --panel-drag-over-ring: rgba(15, 118, 110, 0.12);
    --panel-block-hover-shadow: rgba(15, 23, 42, 0.04);
    --panel-swatch-border: rgba(0, 0, 0, 0.1);
    --panel-tree-hover-bg: rgba(0, 0, 0, 0.04);
    --panel-thumb-shadow: rgba(0, 0, 0, 0.2);
    --panel-thumb-shadow-toggle: rgba(0, 0, 0, 0.15);
    --panel-trigger-shadow: rgba(15, 23, 42, 0.2);

    /* ─── Sizes ─── */
    --panel-w: 500px;
    --panel-trigger-left: 12px;
    --panel-trigger-left-active: 444px;
    --panel-trigger-radius: 8px;
    --panel-error-max-w: 360px;
    --panel-close-size: 30px;
    --panel-icon-btn-size: 28px;
    --panel-toggle-w: 34px;
    --panel-toggle-h: 20px;
    --panel-toggle-knob: 16px;
    --panel-toggle-knob-offset: 2px;
    --panel-toggle-travel: 14px;
    --panel-swatch-size: 18px;
    --panel-swatch-radius: 4px;
    --panel-range-h: 4px;
    --panel-range-thumb: 14px;
    --panel-range-radius: 2px;
    --panel-cat-tree-max-h: 300px;
    --panel-menu-children-indent: 12px;
    --panel-menu-children-border-w: 2px;

    /* ─── Font sizes ─── */
    --panel-fs-xs: 12px;
    --panel-fs-sm: 13px;
    --panel-fs-base: 14px;
    --panel-fs-md: 15px;
    --panel-fs-lg: 16px;
    --panel-fs-xl: 18px;

    /* ─── Spacing ─── */
    --panel-space-1: 4px;
    --panel-space-2: 6px;
    --panel-space-3: 8px;
    --panel-space-4: 10px;
    --panel-space-5: 12px;
    --panel-space-6: 14px;
    --panel-space-7: 16px;
    --panel-space-8: 24px;

    /* ─── Border radius ─── */
    --panel-radius: 10px;
    --panel-radius-sm: 7px;
    --panel-radius-xs: 5px;
    --panel-radius-tag: 4px;
    --panel-radius-round: 50%;

    /* ─── Transitions ─── */
    --panel-transition: 0.18s ease;
    --panel-transition-overlay: 0.24s ease;
    --panel-transition-panel: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    --panel-transition-toggle: 0.2s ease;
    --panel-transition-toggle-knob: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --panel-transition-arrow: 0.15s ease;

    /* ─── Z-index ─── */
    --panel-z-overlay: 600;
    --panel-z-panel: 605;
    --panel-z-trigger: 610;

    /* ─── Shadows ─── */
    --panel-shadow-trigger: 0 2px 8px var(--panel-trigger-shadow);
    --panel-shadow-block-hover: 0 1px 3px var(--panel-block-hover-shadow);
    --panel-shadow-thumb: 0 1px 3px var(--panel-thumb-shadow);
    --panel-shadow-thumb-toggle: 0 1px 3px var(--panel-thumb-shadow-toggle);
    --panel-shadow-focus: 0 0 0 2px var(--panel-focus-ring);
    --panel-shadow-focus-toggle: 0 0 0 2px var(--panel-focus-ring-toggle);
    --panel-shadow-drag-over: 0 0 0 2px var(--panel-drag-over-ring);

    font-family: "Roboto", "Segoe UI", system-ui, sans-serif;
    font-size: 13px;
    line-height: 1.45;
    -webkit-font-smoothing: antialiased;
}

/* ─── Trigger button ─── */

.panel-vue-shell__trigger {
    position: fixed;
    left: var(--panel-trigger-left);
    top: 50%;
    transform: translateY(-50%);
    z-index: var(--panel-z-trigger);
    border: none;
    background: var(--panel-trigger-bg);
    color: var(--panel-white);
    border-radius: var(--panel-trigger-radius);
    padding: var(--panel-space-4) var(--panel-space-4);
    cursor: pointer;
    font-size: var(--panel-fs-base);
    font-weight: 600;
    letter-spacing: 0.03em;
    transition: left var(--panel-transition), background var(--panel-transition);
    box-shadow: var(--panel-shadow-trigger);
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-vue-shell__trigger:hover {
    background: var(--panel-trigger-bg-hover);
}

.panel-vue-shell__trigger.is-active {
    left: var(--panel-trigger-left-active);
    opacity: 0;
    pointer-events: none;
}

.panel-vue-shell__trigger-icon {
    display: block;
    flex-shrink: 0;
    transition: transform 0.4s ease;
}

/* ─── Runtime error ─── */

.panel-vue-shell__runtime-error {
    position: fixed;
    left: var(--panel-trigger-left);
    top: calc(50% + 48px);
    z-index: var(--panel-z-trigger);
    max-width: var(--panel-error-max-w);
    border: 1px solid var(--panel-error-border);
    background: var(--panel-error-bg);
    color: var(--panel-error-text);
    border-radius: var(--panel-trigger-radius);
    padding: var(--panel-space-4) var(--panel-space-5);
    font-size: var(--panel-fs-base);
    line-height: 1.4;
}

.panel-vue-shell__runtime-error code {
    font-family: "SF Mono", Consolas, monospace;
    font-size: var(--panel-fs-sm);
}

/* ─── Overlay ─── */

.panel-vue-shell__overlay {
    position: fixed;
    inset: 0;
    background: var(--panel-overlay);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--panel-transition-overlay);
    z-index: var(--panel-z-overlay);
}

.panel-vue-shell__overlay.is-open {
    opacity: 1;
    pointer-events: auto;
}

/* ─── Panel shell ─── */

.panel-vue {
    position: fixed;
    top: 0;
    left: calc(-1 * var(--panel-w));
    width: var(--panel-w);
    height: 100vh;
    background: var(--panel-bg);
    color: var(--panel-text);
    border-right: 1px solid var(--panel-border);
    box-shadow: none;
    z-index: var(--panel-z-panel);
    transition: left var(--panel-transition-panel), box-shadow var(--panel-transition-overlay);
    display: flex;
    flex-direction: column;
}

.panel-vue.is-open {
    left: 0;
    box-shadow: var(--panel-shadow);
}

/* ─── Header ─── */

.panel-vue__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--panel-space-6) var(--panel-space-7);
    border-bottom: 1px solid var(--panel-border);
    background: var(--panel-white);
}

.panel-vue__header h2 {
    margin: 0;
    font-size: var(--panel-fs-xl);
    font-weight: 700;
    letter-spacing: -0.01em;
}

.panel-vue__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--panel-border);
    background: var(--panel-white);
    border-radius: var(--panel-radius-sm);
    width: var(--panel-close-size);
    height: var(--panel-close-size);
    cursor: pointer;
    color: var(--panel-muted);
    font-size: var(--panel-fs-lg);
    transition: background var(--panel-transition), border-color var(--panel-transition);
}

.panel-vue__close:hover {
    background: var(--panel-hover-bg);
    border-color: var(--panel-border-hover);
}

/* ─── Tabs ─── */

.panel-vue__tabs,
.panel-vue__subtabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--panel-space-1);
    padding: var(--panel-space-3) var(--panel-space-5);
    background: var(--panel-white);
    border-bottom: 1px solid var(--panel-border);
}

.panel-vue__tabs button,
.panel-vue__subtabs button {
    border: 1px solid transparent;
    background: transparent;
    color: var(--panel-muted);
    border-radius: var(--panel-space-2);
    cursor: pointer;
    padding: var(--panel-space-2) var(--panel-space-2);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.2;
    transition: all var(--panel-transition);
}

.panel-vue__tabs button:hover,
.panel-vue__subtabs button:hover {
    background: var(--panel-hover-bg);
    color: var(--panel-text);
}

.panel-vue__tabs button.is-active,
.panel-vue__subtabs button.is-active {
    border-color: var(--panel-accent);
    color: var(--panel-white);
    background: var(--panel-accent);
    font-weight: 600;
}

/* ─── Content area ─── */

.panel-vue__content {
    flex: 1;
    overflow: auto;
    padding: var(--panel-space-5);
    scrollbar-width: thin;
    scrollbar-color: var(--panel-scrollbar) transparent;
}

.panel-vue__content::-webkit-scrollbar {
    width: 5px;
}

.panel-vue__content::-webkit-scrollbar-thumb {
    background: var(--panel-scrollbar);
    border-radius: var(--panel-range-radius);
}

/* ─── Section ─── */

.panel-vue__section {
    display: grid;
    gap: var(--panel-space-4);
}

.panel-vue__section h3 {
    margin: 0;
    font-size: var(--panel-fs-md);
    font-weight: 700;
    color: var(--panel-text);
    letter-spacing: -0.01em;
}

.panel-vue__section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--panel-space-3);
}

/* ─── Buttons ─── */

.panel-vue__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--panel-accent);
    background: var(--panel-accent);
    color: var(--panel-white);
    border-radius: var(--panel-radius-sm);
    padding: 7px var(--panel-space-5);
    font-size: var(--panel-fs-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--panel-transition);
    white-space: nowrap;
}

.panel-vue__btn:hover {
    background: var(--panel-accent-hover);
    border-color: var(--panel-accent-hover);
}

.panel-vue__btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.panel-vue__btn--ghost {
    color: var(--panel-text);
    background: var(--panel-white);
    border-color: var(--panel-border);
}

.panel-vue__btn--ghost:hover {
    background: var(--panel-subtle-bg);
    border-color: var(--panel-border-hover);
    color: var(--panel-text);
}

/* ─── Blocks list ─── */

.panel-vue__blocks,
.panel-vue__menu-tree,
.panel-vue__menu-children {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--panel-space-2);
}

.panel-vue__block,
.panel-vue__menu-item {
    border: 1px solid var(--panel-border);
    border-radius: var(--panel-radius);
    background: var(--panel-card);
    padding: var(--panel-space-4);
    transition: border-color var(--panel-transition), background var(--panel-transition), box-shadow var(--panel-transition);
}

.panel-vue__block:hover,
.panel-vue__menu-item:hover {
    border-color: var(--panel-border-hover);
    box-shadow: var(--panel-shadow-block-hover);
}

.panel-vue__block.is-disabled {
    opacity: 0.5;
}

.panel-vue__block.is-drag-over {
    border-color: var(--panel-accent);
    background: var(--panel-accent-light);
    box-shadow: var(--panel-shadow-drag-over);
}

.panel-vue__block-main,
.panel-vue__block-meta,
.panel-vue__menu-row,
.panel-vue__menu-actions {
    display: flex;
    align-items: center;
    gap: var(--panel-space-3);
}

.panel-vue__block-main,
.panel-vue__menu-row {
    margin-bottom: var(--panel-space-2);
}

.panel-vue__block-main {
    cursor: pointer;
}

.panel-vue__block-meta {
    margin-left: var(--panel-space-8);
}

.panel-vue__block-meta label {
    font-size: var(--panel-fs-sm);
    color: var(--panel-muted);
    font-weight: 500;
}

/* ─── Block settings ─── */

.panel-vue__block-settings {
    margin-top: var(--panel-space-3);
    padding-top: var(--panel-space-3);
}

.panel-vue__block-fields {
    display: grid;
    gap: var(--panel-space-4);
}

/* ─── Field (label + input group) ─── */

.panel-vue__field {
    display: grid;
    gap: 5px;
    font-size: var(--panel-fs-base);
    min-width: 0;
}

.panel-vue__field > span {
    font-size: var(--panel-fs-sm);
    font-weight: 500;
    color: var(--panel-label);
    letter-spacing: 0.01em;
}

.panel-vue__field-divider {
    font-size: var(--panel-fs-md);
    font-weight: 600;
    color: var(--panel-fg);
    padding: var(--panel-space-3) 0 var(--panel-space-1);
    margin-top: var(--panel-space-1);
    border-top: 1px solid var(--panel-border);
    letter-spacing: 0.02em;
}

.panel-vue__field-divider:first-child {
    margin-top: 0;
    border-top: none;
    padding-top: 0;
}

/* ─── Toggle switch (replaces checkbox) ─── */

.panel-vue__toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--panel-space-3);
    cursor: pointer;
    user-select: none;
    font-size: var(--panel-fs-base);
    color: var(--panel-label);
    padding: 2px 0;
}

.panel-vue__toggle input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.panel-vue__toggle-track {
    position: relative;
    display: inline-block;
    width: var(--panel-toggle-w);
    height: var(--panel-toggle-h);
    background: var(--panel-toggle-off);
    border-radius: var(--panel-space-4);
    flex-shrink: 0;
    transition: background var(--panel-transition-toggle);
}

.panel-vue__toggle-track::after {
    content: "";
    position: absolute;
    top: var(--panel-toggle-knob-offset);
    left: var(--panel-toggle-knob-offset);
    width: var(--panel-toggle-knob);
    height: var(--panel-toggle-knob);
    background: var(--panel-white);
    border-radius: var(--panel-radius-round);
    box-shadow: var(--panel-shadow-thumb-toggle);
    transition: transform var(--panel-transition-toggle-knob);
}

.panel-vue__toggle input:checked + .panel-vue__toggle-track {
    background: var(--panel-accent);
}

.panel-vue__toggle input:checked + .panel-vue__toggle-track::after {
    transform: translateX(var(--panel-toggle-travel));
}

.panel-vue__toggle input:focus-visible + .panel-vue__toggle-track {
    box-shadow: var(--panel-shadow-focus-toggle);
}

.panel-vue__toggle-label {
    font-size: var(--panel-fs-base);
    line-height: 1.2;
}

/* Legacy .panel-vue__switch and .panel-vue__check — same toggle style */

.panel-vue__switch,
.panel-vue__check {
    display: inline-flex;
    align-items: center;
    gap: var(--panel-space-3);
    cursor: pointer;
    user-select: none;
    font-size: var(--panel-fs-base);
    color: var(--panel-label);
    padding: 2px 0;
}

.panel-vue__switch input[type="checkbox"],
.panel-vue__check input[type="checkbox"] {
    position: relative;
    appearance: none;
    -webkit-appearance: none;
    width: var(--panel-toggle-w);
    height: var(--panel-toggle-h);
    background: var(--panel-toggle-off);
    border-radius: var(--panel-space-4);
    border: none;
    outline: none;
    cursor: pointer;
    flex-shrink: 0;
    transition: background var(--panel-transition-toggle);
}

.panel-vue__switch input[type="checkbox"]::after,
.panel-vue__check input[type="checkbox"]::after {
    content: "";
    position: absolute;
    top: var(--panel-toggle-knob-offset);
    left: var(--panel-toggle-knob-offset);
    width: var(--panel-toggle-knob);
    height: var(--panel-toggle-knob);
    background: var(--panel-white);
    border-radius: var(--panel-radius-round);
    box-shadow: var(--panel-shadow-thumb-toggle);
    transition: transform var(--panel-transition-toggle-knob);
}

.panel-vue__switch input[type="checkbox"]:checked,
.panel-vue__check input[type="checkbox"]:checked {
    background: var(--panel-accent);
}

.panel-vue__switch input[type="checkbox"]:checked::after,
.panel-vue__check input[type="checkbox"]:checked::after {
    transform: translateX(var(--panel-toggle-travel));
}

.panel-vue__switch input[type="checkbox"]:focus-visible,
.panel-vue__check input[type="checkbox"]:focus-visible {
    box-shadow: var(--panel-shadow-focus-toggle);
}

.panel-vue__switch span,
.panel-vue__check span {
    font-size: var(--panel-fs-base);
    line-height: 1.2;
}

.panel-vue__hint {
    margin: 0;
    color: var(--panel-muted);
    font-size: var(--panel-fs-sm);
    font-style: italic;
}

.panel-vue__hint a {
    color: var(--panel-text);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.panel-vue__hint a:hover {
    color: var(--panel-accent, var(--panel-text));
    text-decoration-thickness: 2px;
}

/* ─── Image field ─── */

.panel-vue__image-field {
    display: grid;
    gap: var(--panel-space-2);
    min-width: 0;
    width: 100%;
}

.panel-vue__image-preview {
    width: 100%;
    min-height: 100px;
    border: 1px dashed var(--panel-border-dashed);
    border-radius: var(--panel-radius-sm);
    background-color: var(--panel-subtle-bg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: border-color var(--panel-transition);
}

.panel-vue__image-preview:hover {
    border-color: var(--panel-border-hover);
}

.panel-vue__image-preview.is-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
}

.panel-vue__image-preview.is-empty::after {
    content: "Нет изображения";
    color: var(--panel-placeholder);
    font-size: var(--panel-fs-sm);
}

.panel-vue__image-actions {
    display: flex;
    gap: var(--panel-space-2);
    align-items: center;
}

.panel-vue__image-actions .panel-vue__input[type="file"] {
    padding: 5px;
    font-size: var(--panel-fs-sm);
}

.panel-vue__path {
    display: inline-block;
    max-width: 100%;
    overflow-wrap: anywhere;
    color: var(--panel-placeholder);
    font-size: var(--panel-fs-xs);
    font-family: "SF Mono", Consolas, monospace;
}

/* ─── Padding range slider (paired Desktop + Mobile) ─── */

.panel-vue__padding-pair {
    display: flex;
    gap: var(--panel-space-4);
}

.panel-vue__padding-col {
    flex: 1;
    display: grid;
    gap: 3px;
}

.panel-vue__padding-label {
    font-size: var(--panel-fs-xs);
    font-weight: 600;
    color: var(--panel-label);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.panel-vue__padding-row {
    display: flex;
    align-items: center;
    gap: var(--panel-space-1);
}

.panel-vue__padding-icon {
    font-size: var(--panel-fs-xs);
    color: var(--panel-label);
    width: var(--panel-space-5);
    text-align: center;
    flex-shrink: 0;
}

.panel-vue__range {
    flex: 1;
    height: var(--panel-range-h);
    -webkit-appearance: none;
    appearance: none;
    background: var(--panel-border);
    border-radius: var(--panel-range-radius);
    outline: none;
    cursor: pointer;
}

.panel-vue__range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: var(--panel-range-thumb);
    height: var(--panel-range-thumb);
    border-radius: var(--panel-radius-round);
    background: var(--panel-accent);
    border: 2px solid var(--panel-white);
    box-shadow: var(--panel-shadow-thumb);
    cursor: pointer;
}

.panel-vue__range::-moz-range-thumb {
    width: var(--panel-range-thumb);
    height: var(--panel-range-thumb);
    border-radius: var(--panel-radius-round);
    background: var(--panel-accent);
    border: 2px solid var(--panel-white);
    box-shadow: var(--panel-shadow-thumb);
    cursor: pointer;
}

.panel-vue__padding-val {
    font-size: var(--panel-fs-xs);
    font-family: "SF Mono", Consolas, monospace;
    color: var(--panel-label);
    min-width: 18px;
    text-align: right;
}

/* ─── Drag handle ─── */

.panel-vue__drag-handle {
    display: inline-flex;
    align-items: center;
    color: var(--panel-drag-color);
    user-select: none;
    cursor: grab;
    flex-shrink: 0;
    transition: color var(--panel-transition);
}

.panel-vue__drag-handle:hover {
    color: var(--panel-text);
}

.panel-vue__drag-handle:active {
    cursor: grabbing;
}

/* ─── Delete button ─── */

.panel-vue__icon-btn {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--panel-icon-btn-border);
    background: var(--panel-danger-light);
    color: var(--panel-danger);
    border-radius: var(--panel-radius-sm);
    width: var(--panel-icon-btn-size);
    height: var(--panel-icon-btn-size);
    cursor: pointer;
    font-size: var(--panel-fs-base);
    transition: all var(--panel-transition);
}

.panel-vue__icon-btn:hover {
    background: var(--panel-icon-btn-hover-bg);
    border-color: var(--panel-icon-btn-hover-border);
}

/* ─── Inputs ─── */

.panel-vue__input,
.panel-vue__textarea,
.panel-vue__select {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--panel-border);
    border-radius: var(--panel-radius-sm);
    background: var(--panel-input-bg);
    padding: 7px var(--panel-space-4);
    color: var(--panel-text);
    font-size: var(--panel-fs-base);
    font-family: inherit;
    transition: border-color var(--panel-transition), box-shadow var(--panel-transition);
}

.panel-vue__input:hover,
.panel-vue__textarea:hover,
.panel-vue__select:hover {
    border-color: var(--panel-border-hover);
}

.panel-vue__input:focus,
.panel-vue__textarea:focus,
.panel-vue__select:focus {
    outline: none;
    border-color: var(--panel-accent);
    box-shadow: var(--panel-shadow-focus);
}

.panel-vue__input::placeholder,
.panel-vue__textarea::placeholder {
    color: var(--panel-placeholder);
}

.panel-vue__input--title {
    font-size: var(--panel-fs-lg);
    font-weight: 600;
    flex: 1;
}

.panel-vue__block-title {
    font-size: var(--panel-fs-lg);
    font-weight: 600;
    flex: 1;
    cursor: pointer;
    user-select: none;
}

.panel-vue__input--mono {
    font-family: "SF Mono", Consolas, monospace;
    font-size: var(--panel-fs-sm);
}

.panel-vue__input--color {
    padding: 3px;
    min-height: 34px;
    cursor: pointer;
}

.panel-vue__input--color::-webkit-color-swatch-wrapper {
    padding: 2px;
}

.panel-vue__input--color::-webkit-color-swatch {
    border: none;
    border-radius: var(--panel-swatch-radius);
}

.panel-vue__textarea {
    min-height: 102px;
    resize: vertical;
    line-height: 1.45;
}

.panel-vue__textarea--mono {
    font-family: "SF Mono", Consolas, Menlo, monospace;
    font-size: var(--panel-fs-sm);
    line-height: 1.55;
}

.panel-vue__textarea-wrap {
    display: flex;
    flex-direction: column;
    width: 100%;
    min-width: 0;
}

.panel-vue__textarea-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--panel-space-3);
    margin-bottom: var(--panel-space-2);
    flex-wrap: wrap;
}

.panel-vue__editor-tools {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 2px;
    background: var(--panel-hover-bg);
    border-radius: var(--panel-radius-sm);
    min-height: 26px;
}

.panel-vue__editor-tools--empty {
    background: transparent;
    min-height: 0;
}

.panel-vue__editor-btn {
    appearance: none;
    background: transparent;
    border: 0;
    width: 24px;
    height: 22px;
    padding: 0;
    font-size: var(--panel-fs-xs);
    color: var(--panel-text);
    border-radius: var(--panel-radius-xs);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--panel-transition), color var(--panel-transition);
}

.panel-vue__editor-btn:hover {
    background: var(--panel-card);
}

.panel-vue__editor-btn b,
.panel-vue__editor-btn i,
.panel-vue__editor-btn u {
    font-style: inherit;
    font-weight: inherit;
    text-decoration: inherit;
}

.panel-vue__editor-btn b { font-weight: 700; }
.panel-vue__editor-btn i { font-style: italic; }
.panel-vue__editor-btn u { text-decoration: underline; }

.panel-vue__editor-btn svg {
    width: 14px;
    height: 14px;
    display: block;
}

.panel-vue__editor-sep {
    width: 1px;
    height: 14px;
    background: var(--panel-border);
    margin: 0 3px;
    flex-shrink: 0;
}

.panel-vue__seg {
    display: inline-flex;
    gap: 2px;
    padding: 2px;
    background: var(--panel-hover-bg);
    border-radius: 999px;
}

.panel-vue__seg-btn {
    appearance: none;
    background: transparent;
    border: 0;
    padding: 3px var(--panel-space-4);
    font-size: var(--panel-fs-xs);
    font-weight: 500;
    color: var(--panel-muted);
    border-radius: 999px;
    cursor: pointer;
    transition: background var(--panel-transition), color var(--panel-transition), box-shadow var(--panel-transition);
}

.panel-vue__seg-btn:hover {
    color: var(--panel-text);
}

.panel-vue__seg-btn.is-active {
    background: var(--panel-card);
    color: var(--panel-text);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.06);
}

.panel-vue__editor {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--panel-border);
    border-radius: var(--panel-radius-sm);
    background: var(--panel-input-bg);
    padding: 7px var(--panel-space-4);
    color: var(--panel-text);
    font-size: var(--panel-fs-base);
    font-family: inherit;
    line-height: 1.45;
    min-height: 102px;
    max-height: 320px;
    overflow-y: auto;
    transition: border-color var(--panel-transition), box-shadow var(--panel-transition);
}

.panel-vue__editor:hover {
    border-color: var(--panel-border-hover);
}

.panel-vue__editor:focus {
    outline: none;
    border-color: var(--panel-accent);
    box-shadow: var(--panel-shadow-focus);
}

.panel-vue__editor:empty::before {
    content: attr(data-placeholder);
    color: var(--panel-placeholder);
    pointer-events: none;
}

.panel-vue__editor p,
.panel-vue__editor h1,
.panel-vue__editor h2,
.panel-vue__editor h3,
.panel-vue__editor ul,
.panel-vue__editor ol {
    margin: 0 0 0.4em;
}

.panel-vue__editor h1 { font-size: var(--panel-fs-lg); font-weight: 600; }
.panel-vue__editor h2 { font-size: var(--panel-fs-md); font-weight: 600; }
.panel-vue__editor h3 { font-size: var(--panel-fs-base); font-weight: 600; }

.panel-vue__editor a {
    color: var(--panel-accent);
    text-decoration: underline;
}

.panel-vue__editor ul,
.panel-vue__editor ol {
    padding-left: 1.4em;
}

select.panel-vue__input {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--panel-space-3) center;
    padding-right: 26px;
    cursor: pointer;
}

/* ─── Menu ─── */

.panel-vue__menu-toolbar {
    display: flex;
    justify-content: flex-end;
}

.panel-vue__menu-row {
    flex-wrap: wrap;
}

.panel-vue__menu-children {
    margin-top: var(--panel-space-2);
    padding-left: var(--panel-menu-children-indent);
    border-left: var(--panel-menu-children-border-w) solid var(--panel-border);
}

.panel-vue__menu-actions {
    gap: var(--panel-space-1);
    width: 100%;
}

.panel-vue__menu-actions .panel-vue__btn {
    padding: 5px 7px;
    font-size: var(--panel-fs-xs);
    border-radius: var(--panel-radius-xs);
}

/* ─── Grid (contacts / design) ─── */

.panel-vue__grid {
    display: grid;
    gap: var(--panel-space-5);
}

.panel-vue__grid--2col {
    grid-template-columns: 1fr 1fr;
    gap: var(--panel-space-3);
}

.panel-vue__group-title {
    margin: var(--panel-space-5) 0 var(--panel-space-2);
    font-size: var(--panel-fs-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--panel-muted);
}

.panel-vue__grid > label {
    display: grid;
    gap: 5px;
    font-size: var(--panel-fs-base);
}

.panel-vue__grid > label > span:first-child {
    font-size: var(--panel-fs-sm);
    font-weight: 500;
    color: var(--panel-label);
    letter-spacing: 0.01em;
}

/* ─── Footer ─── */

.panel-vue__footer {
    border-top: 1px solid var(--panel-border);
    background: var(--panel-white);
    padding: var(--panel-space-4) var(--panel-space-6);
    display: grid;
    gap: var(--panel-space-3);
}

.panel-vue__status {
    font-size: var(--panel-fs-sm);
    color: var(--panel-muted);
    min-height: 16px;
    line-height: 1.3;
}

.panel-vue__status.is-success {
    color: var(--panel-accent);
    font-weight: 500;
}

.panel-vue__status.is-error {
    color: var(--panel-danger);
    font-weight: 500;
}

.panel-vue__actions {
    display: flex;
    gap: var(--panel-space-2);
    justify-content: flex-end;
}

/* ─── Hero sortable cards ─── */

.panel-vue__hero-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--panel-space-1);
}

.panel-vue__hero-item {
    border: 1px solid var(--panel-border);
    border-radius: var(--panel-radius-sm);
    background: var(--panel-card);
    transition: border-color var(--panel-transition), background var(--panel-transition), opacity var(--panel-transition);
}

.panel-vue__hero-item.is-inactive {
    opacity: 0.5;
}

.panel-vue__hero-item.is-drag-over {
    border-color: var(--panel-accent);
    background: var(--panel-accent-light);
}

.panel-vue__hero-row {
    display: flex;
    align-items: center;
    gap: var(--panel-space-2);
    padding: 7px var(--panel-space-3);
    cursor: pointer;
    user-select: none;
    transition: background var(--panel-transition);
    border-radius: var(--panel-radius-sm);
}

.panel-vue__hero-row:hover {
    background: var(--panel-subtle-bg);
}

.panel-vue__hero-label {
    font-size: var(--panel-fs-base);
    font-weight: 600;
    flex: 1;
    min-width: 0;
}

.panel-vue__hero-badge {
    font-size: var(--panel-fs-xs);
    font-weight: 500;
    padding: 2px var(--panel-space-2);
    border: 1px solid var(--panel-border);
    border-radius: var(--panel-radius-sm);
    background: var(--panel-input-bg);
    white-space: nowrap;
}

.panel-vue__hero-badge.is-has-img {
    background: var(--panel-badge-has-img-bg);
    color: var(--panel-badge-has-img-text);
}

.panel-vue__hero-badge.is-no-img {
    background: var(--panel-badge-no-img-bg);
    color: var(--panel-badge-no-img-text);
}

.panel-vue__hero-swatch {
    display: inline-block;
    width: var(--panel-swatch-size);
    height: var(--panel-swatch-size);
    border-radius: var(--panel-swatch-radius);
    border: 1px solid var(--panel-swatch-border);
    flex-shrink: 0;
}

.panel-vue__hero-arrow {
    font-size: var(--panel-fs-sm);
    color: var(--panel-muted);
    transition: transform var(--panel-transition-arrow);
    flex-shrink: 0;
}

.panel-vue__hero-arrow.is-open {
    transform: rotate(90deg);
}

.panel-vue__hero-body {
    padding: var(--panel-space-3) var(--panel-space-3) var(--panel-space-4);
    border-top: 1px solid var(--panel-border);
    display: grid;
    gap: var(--panel-space-3);
}

/* ─── Category tree picker ─── */

.panel-vue__cat-tree-wrap {
    display: grid;
    gap: var(--panel-space-2);
}

.panel-vue__cat-tree-header {
    display: flex;
    align-items: center;
    gap: var(--panel-space-3);
}

.panel-vue__cat-tree-count {
    font-size: var(--panel-fs-sm);
    color: var(--panel-muted);
    margin-right: auto;
}

.panel-vue__cat-tree-body {
    max-height: var(--panel-cat-tree-max-h);
    overflow: auto;
    border: 1px solid var(--panel-border);
    border-radius: var(--panel-radius-sm);
    background: var(--panel-input-bg);
    padding: var(--panel-space-2) var(--panel-space-3);
    scrollbar-width: thin;
    scrollbar-color: var(--panel-scrollbar) transparent;
}

.panel-vue__cat-tree {
    list-style: none;
    margin: 0;
    padding: 0;
}

.panel-vue__cat-tree .panel-vue__cat-tree {
    padding-left: var(--panel-space-7);
    border-left: 1px solid var(--panel-border);
    margin-left: var(--panel-space-1);
}

.panel-vue__cat-tree-node {
    padding: 1px 0;
}

.panel-vue__cat-tree-label {
    display: flex;
    align-items: center;
    gap: var(--panel-space-2);
    cursor: pointer;
    padding: 3px var(--panel-space-1);
    border-radius: var(--panel-swatch-radius);
    transition: background var(--panel-transition);
    font-size: var(--panel-fs-base);
}

.panel-vue__cat-tree-label:hover {
    background: var(--panel-tree-hover-bg);
}

.panel-vue__cat-tree-label input[type="checkbox"] {
    flex-shrink: 0;
    width: var(--panel-range-thumb);
    height: var(--panel-range-thumb);
    accent-color: var(--panel-accent);
    cursor: pointer;
}

.panel-vue__cat-tree-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.panel-vue__cat-tree-cnt {
    font-size: var(--panel-fs-xs);
    color: var(--panel-muted);
    flex-shrink: 0;
}

/* ─── Block type badge ─── */

.panel-vue__block-badge {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--panel-accent);
    background: rgba(37, 99, 235, 0.08);
    padding: 1px 6px;
    border-radius: 4px;
    flex-shrink: 0;
}

/* ─── Block type picker ─── */

.panel-vue__type-picker {
    position: absolute;
    right: 0;
    top: 100%;
    z-index: 100;
}

.panel-vue__type-picker-overlay {
    position: fixed;
    inset: 0;
    z-index: 99;
}

.panel-vue__type-picker-dropdown {
    position: relative;
    z-index: 100;
    width: 280px;
    background: var(--panel-white);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    padding: 12px;
    margin-top: 4px;
}

.panel-vue__type-picker-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--panel-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 8px;
    padding: 0 2px;
}

.panel-vue__type-picker-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.panel-vue__type-picker-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 6px;
    border: 1px solid var(--panel-border);
    border-radius: 6px;
    background: var(--panel-white);
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
    font-size: 12px;
    color: var(--panel-text);
}

.panel-vue__type-picker-item:hover {
    border-color: var(--panel-accent);
    background: var(--panel-subtle-bg);
}

.panel-vue__type-picker-icon {
    font-size: 18px;
    line-height: 1;
    opacity: 0.7;
}

.panel-vue__type-picker-label {
    font-size: 11px;
    text-align: center;
    line-height: 1.2;
}

/* ─── Responsive ─── */

@media (max-width: 640px) {
    .panel-vue {
        width: 100vw;
        left: -100vw;
    }

    .panel-vue-shell__trigger.is-active {
        left: calc(100vw - 86px);
    }
}

/* ── Icon Picker ── */
.panel-vue__iconpicker-field {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.panel-vue__iconpicker-field .panel-vue__input {
    flex: 1;
    min-width: 100px;
}
.panel-vue__iconpicker-preview {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    object-fit: contain;
}
.panel-vue__iconpicker-clear {
    width: 28px;
    height: 28px;
    padding: 0;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e5e7eb;
    background: transparent;
    color: #6b7280;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    transition: border-color .15s, color .15s, background .15s;
}
.panel-vue__iconpicker-clear:hover {
    border-color: #ef4444;
    color: #ef4444;
    background: rgba(239, 68, 68, .06);
}
.panel-vue__icon-picker-overlay {
    position: fixed;
    inset: 0;
    background: var(--panel-overlay);
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.panel-vue__icon-picker {
    background: var(--panel-card);
    border-radius: 12px;
    box-shadow: var(--panel-shadow);
    width: 480px;
    max-width: 90vw;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.panel-vue__icon-picker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--panel-border);
    font-weight: 600;
    font-size: 14px;
}
.panel-vue__icon-picker-header button {
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    color: var(--panel-muted);
    line-height: 1;
    padding: 0 4px;
}
.panel-vue__icon-picker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(56px, 1fr));
    gap: 4px;
    padding: 14px;
    overflow-y: auto;
}
.panel-vue__icon-picker-item {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: 8px;
    background: var(--panel-subtle-bg);
    cursor: pointer;
    padding: 8px;
    transition: border-color .15s, background .15s;
}
.panel-vue__icon-picker-item:hover {
    border-color: var(--panel-accent);
    background: var(--panel-accent-light);
}
.panel-vue__icon-picker-item img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}