.studio-page {
    min-height: 100%;
    padding: 18px;
    position: relative;
    background: var(--app-bg);
    color: var(--control-text);
}

.studio-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 14px;
}

.studio-toolbar-copy h1,
.studio-panel-header h2 {
    margin: 0;
    color: var(--control-text);
}

.studio-toolbar-copy h1 { font-size: 22px; }
.studio-panel-header h2 { font-size: 15px; }

.studio-toolbar-copy p,
.studio-panel-header p {
    margin: 5px 0 0;
    color: var(--control-muted-text, rgba(var(--control-text-rgb), .65));
    font-size: 12px;
}

.studio-toolbar-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex-wrap: wrap;
}

.studio-button,
.studio-icon-button,
.studio-icon-picker-trigger {
    border: 1px solid var(--surface-border);
    background: var(--control-bg);
    color: var(--control-text);
    font: inherit;
    cursor: pointer;
}

.studio-button {
    min-height: 36px;
    padding: 0 13px;
    border-radius: 9px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
}

.studio-button-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--action-on-primary);
    font-weight: var(--font-ui-weight, 400);
}

.studio-button:hover:not(:disabled),
.studio-icon-button:hover:not(:disabled),
.studio-icon-picker-trigger:hover:not(:disabled) {
    border-color: var(--primary);
    background: var(--control-hover-bg);
}

.studio-button-primary:hover:not(:disabled) {
    background: var(--primary-hover);
}

.studio-button:disabled,
.studio-icon-button:disabled { opacity: .42; cursor: default; }

.studio-state-pill {
    display: inline-flex;
    align-items: center;
    height: 30px;
    padding: 0 10px;
    border: 1px solid var(--surface-border);
    border-radius: 999px;
    background: var(--surface-muted-bg);
    font-size: 11px;
}

.studio-state-pill[data-state="dirty"] {
    border-color: var(--button-warning);
    color: var(--button-warning);
}

.studio-workspace {
    display: grid;
    grid-template-columns: minmax(245px, 0.85fr) minmax(320px, 1.35fr) minmax(270px, .95fr);
    gap: 12px;
    min-height: calc(100vh - 150px);
}

.studio-panel {
    min-width: 0;
    border: 1px solid var(--surface-border);
    border-radius: 13px;
    background: var(--surface-bg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.studio-panel-header {
    min-height: 66px;
    padding: 14px;
    border-bottom: 1px solid var(--surface-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.studio-icon-button {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.studio-delete-button { color: #e45858; }

.studio-tree-root { padding: 10px 10px 0; }

.studio-root-node,
.studio-tree-group-row,
.studio-tree-item-row {
    width: 100%;
    border: 1px solid transparent;
    color: var(--control-text);
    background: transparent;
    border-radius: 8px;
    text-align: left;
    font: inherit;
    cursor: pointer;
}

.studio-root-node {
    min-height: 38px;
    padding: 0 10px;
    display: flex;
    align-items: center;
    gap: 9px;
}

.studio-root-node-icon { width: 17px; height: 17px; background-color: var(--primary); }

.studio-root-node.is-selected,
.studio-tree-group-row.is-selected,
.studio-tree-item-row.is-selected {
    border-color: rgba(var(--primary-rgb), .52);
    background: rgba(var(--primary-rgb), .10);
}

.studio-navigation-tree {
    padding: 8px 10px 14px;
    overflow: auto;
}

.studio-tree-group {
    margin-top: 7px;
    border: 1px solid var(--surface-border);
    border-radius: 10px;
    background: var(--surface-muted-bg);
    overflow: hidden;
}

.studio-tree-group.is-dragging,
.studio-tree-item.is-dragging { opacity: .45; }

.studio-tree-group.is-drop-target,
.studio-tree-items.is-drop-target,
.studio-tree-item.is-drop-target { outline: 2px solid rgba(var(--primary-rgb), .55); outline-offset: -2px; }

.studio-tree-group-row {
    min-height: 42px;
    padding: 0 9px;
    display: grid;
    grid-template-columns: 18px 20px minmax(0, 1fr) auto;
    gap: 7px;
    align-items: center;
}

.studio-drag-handle { color: var(--control-muted-text, #7e8a88); cursor: grab; user-select: none; }
.studio-tree-icon { width: 17px; height: 17px; background-color: var(--primary); }
.studio-tree-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; font-weight: var(--font-ui-weight, 400); }
.studio-tree-status { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); }
.studio-tree-status.is-disabled { background: #8b9291; }

.studio-tree-items { padding: 0 7px 7px 33px; min-height: 10px; }
.studio-tree-item { position: relative; }
.studio-tree-item-row {
    min-height: 34px;
    padding: 0 7px;
    display: grid;
    grid-template-columns: 16px minmax(0, 1fr) auto;
    gap: 6px;
    align-items: center;
    font-size: 12px;
}
.studio-tree-item-path { color: var(--control-muted-text, #7e8a88); font-size: 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.studio-empty-tree {
    margin: 12px 0 0;
    padding: 18px 10px;
    text-align: center;
    border: 1px dashed var(--surface-border);
    border-radius: 9px;
    color: var(--control-muted-text, #7e8a88);
    font-size: 12px;
}

.studio-preview-stage {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 22px;
    overflow: auto;
    background: var(--surface-muted-bg);
}

.studio-sidebar-preview {
    width: min(280px, 100%);
    min-height: 480px;
    border: 1px solid var(--surface-border);
    border-radius: 13px;
    overflow: hidden;
    background: var(--surface-bg);
    box-shadow: 0 16px 38px rgba(0, 0, 0, .12);
}

.studio-preview-header {
    min-height: 58px;
    padding: 0 15px;
    display: flex;
    align-items: center;
    gap: 9px;
    border-bottom: 1px solid var(--surface-border);
    color: var(--control-text);
    font-weight: var(--font-ui-weight, 400);
}
.studio-preview-header-icon { width: 20px; height: 20px; background-color: var(--primary); }
.studio-preview-section { padding: 13px 13px 7px; font-size: 10px; letter-spacing: .1em; color: var(--control-muted-text, #7e8a88); }
.studio-preview-group { padding: 0 8px 6px; }
.studio-preview-group-button {
    width: 100%; min-height: 39px; padding: 0 9px; border: 0; border-radius: 8px; background: transparent;
    color: var(--control-text); display: grid; grid-template-columns: 20px minmax(0, 1fr) auto; gap: 8px; align-items: center; text-align: left; font: inherit; cursor: pointer;
}
.studio-preview-group-button:hover { background: var(--surface-hover-bg); }
.studio-preview-group-icon { width: 17px; height: 17px; background-color: currentColor; }
.studio-preview-chevron { font-size: 10px; }
.studio-preview-group.is-open .studio-preview-chevron { transform: rotate(90deg); }
.studio-preview-items { display: none; padding: 3px 7px 4px 35px; }
.studio-preview-group.is-open .studio-preview-items { display: block; }
.studio-preview-item { display: block; padding: 7px 8px; border-radius: 7px; color: var(--control-muted-text, #7e8a88); font-size: 12px; text-decoration: none; }
.studio-preview-item:hover { background: var(--surface-hover-bg); color: var(--control-text); }

.studio-property-form {
    padding: 14px;
    overflow: auto;
}

.studio-field {
    display: grid;
    gap: 6px;
    margin-bottom: 13px;
    font-size: 12px;
}
.studio-field > span { font-weight: var(--font-ui-weight, 400); }
.studio-field small { color: var(--control-muted-text, #7e8a88); line-height: 1.35; }
.studio-field input,
.studio-field select,
.studio-icon-picker input {
    width: 100%; min-height: 37px; box-sizing: border-box; border: 1px solid var(--surface-border); border-radius: 8px;
    background: var(--control-bg); color: var(--control-text); padding: 0 10px; font: inherit; outline: none;
}
.studio-field input:focus,
.studio-field select:focus,
.studio-icon-picker input:focus { border-color: var(--primary); }

.studio-switch-row {
    min-height: 38px;
    display: flex;
    align-items: center;
    gap: 9px;
    border-bottom: 1px solid var(--surface-border);
    font-size: 12px;
}
.studio-switch-row input { accent-color: var(--primary); }
.studio-wide-button { width: 100%; margin-top: 14px; }

.studio-icon-picker-trigger {
    width: 100%; min-height: 42px; padding: 6px 9px; border-radius: 8px;
    display: grid; grid-template-columns: 22px minmax(0, 1fr) auto; gap: 8px; align-items: center; text-align: left;
}
.studio-icon-picker-trigger .navigation-icon-mask { width: 20px; height: 20px; background-color: var(--primary); }
#studioSelectedIconName { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-icon-picker {
    margin-top: 8px; padding: 9px; border: 1px solid var(--surface-border); border-radius: 9px; background: var(--surface-muted-bg);
}
.studio-icon-grid {
    margin-top: 8px;
    display: grid;
    grid-template-columns: repeat(5, minmax(36px, 1fr));
    gap: 6px;
    max-height: 210px;
    overflow: auto;
}
.studio-icon-option {
    aspect-ratio: 1; border: 1px solid var(--surface-border); border-radius: 7px; background: var(--control-bg); color: var(--control-text); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
}
.studio-icon-option:hover,
.studio-icon-option.is-selected { border-color: var(--primary); background: rgba(var(--primary-rgb), .10); }
.studio-icon-option .navigation-icon-mask { width: 19px; height: 19px; background-color: currentColor; }
.studio-icon-empty { grid-column: 1 / -1; padding: 14px; text-align: center; color: var(--control-muted-text, #7e8a88); font-size: 12px; }

.studio-notice {
    margin-bottom: 12px;
    padding: 10px 12px;
    border: 1px solid var(--surface-border);
    border-radius: 9px;
    background: var(--surface-bg);
    font-size: 12px;
}
.studio-notice[data-kind="success"] { border-color: rgba(var(--primary-rgb), .58); }
.studio-notice[data-kind="error"] { border-color: #d95b5b; color: #d95b5b; }

.studio-loading-overlay {
    position: absolute;
    inset: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--app-bg);
}
.studio-loading-overlay[hidden] { display: none; }
.studio-loading-card { padding: 14px 18px; border: 1px solid var(--surface-border); border-radius: 10px; background: var(--surface-bg); }

@media (max-width: 1050px) {
    .studio-workspace { grid-template-columns: minmax(240px, .9fr) minmax(320px, 1.2fr); }
    .studio-properties-panel { grid-column: 1 / -1; min-height: 360px; }
}

@media (max-width: 720px) {
    .studio-page { padding: 10px; }
    .studio-toolbar { align-items: flex-start; flex-direction: column; }
    .studio-toolbar-actions { justify-content: flex-start; }
    .studio-workspace { grid-template-columns: 1fr; min-height: auto; }
    .studio-properties-panel { grid-column: auto; }
    .studio-panel { min-height: 360px; }
}

.studio-tree-group.is-drop-before,
.studio-tree-item.is-drop-before {
    box-shadow: inset 0 2px 0 var(--primary);
}

.studio-tree-group.is-drop-after,
.studio-tree-item.is-drop-after {
    box-shadow: inset 0 -2px 0 var(--primary);
}

/* HNMMO Studio mode switch and Language Manager */
.studio-mode-tabs {
    display: inline-flex;
    gap: 4px;
    margin: 0 0 12px;
    padding: 4px;
    border: 1px solid var(--surface-border);
    border-radius: 10px;
    background: var(--surface-bg);
}
.studio-mode-tab {
    min-height: 34px;
    padding: 0 14px;
    border: 0;
    border-radius: 7px;
    background: transparent;
    color: var(--control-muted-text, #7e8a88);
    font: inherit;
    font-size: 12px;
    font-weight: var(--font-ui-weight, 400);
    cursor: pointer;
}
.studio-mode-tab:hover { background: var(--surface-hover-bg); color: var(--control-text); }
.studio-mode-tab.is-active { background: var(--primary); color: #fff; }

.studio-language-workspace {
    min-height: calc(100vh - 190px);
    display: grid;
    grid-template-columns: minmax(260px, .72fr) minmax(620px, 2.2fr);
    gap: 12px;
}
.studio-language-workspace[hidden] { display: none; }
.studio-language-list-panel,
.studio-language-editor-panel { min-height: 620px; }
.studio-language-list { padding: 9px; overflow: auto; }
.studio-language-card {
    width: 100%;
    padding: 10px;
    margin: 0 0 7px;
    border: 1px solid var(--surface-border);
    border-radius: 9px;
    background: var(--control-bg);
    color: var(--control-text);
    text-align: left;
    cursor: pointer;
}
.studio-language-card:hover,
.studio-language-card.is-selected { border-color: var(--primary); background: var(--surface-hover-bg); }
.studio-language-card-head { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; gap: 8px; align-items: center; }
.studio-language-flag {
    width: 32px; height: 24px; border-radius: 6px; display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--surface-border); background: var(--surface-muted-bg); font-size: 9px; font-weight: var(--font-ui-weight, 400); text-transform: uppercase;
}
.studio-language-name { overflow: hidden; }
.studio-language-name strong,
.studio-language-name small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-language-name small { margin-top: 2px; color: var(--control-muted-text, #7e8a88); font-size: 10px; }
.studio-language-percent { font-size: 11px; font-weight: var(--font-ui-weight, 400); }
.studio-language-card-progress { height: 4px; margin-top: 9px; border-radius: 999px; overflow: hidden; background: var(--surface-muted-bg); }
.studio-language-card-progress > span { display: block; height: 100%; background: var(--primary); }

.studio-language-editor-panel { display: flex; flex-direction: column; }
.studio-language-editor-header {
    min-height: 72px; padding: 13px 15px; display: flex; justify-content: space-between; gap: 14px; align-items: center;
    border-bottom: 1px solid var(--surface-border);
}
.studio-language-editor-header h2 { margin: 2px 0 3px; font-size: 17px; }
.studio-language-editor-header p { margin: 0; color: var(--control-muted-text, #7e8a88); font-size: 11px; }
.studio-language-kicker { color: var(--primary); font-size: 9px; font-weight: var(--font-ui-weight, 400); letter-spacing: .11em; text-transform: uppercase; }
.studio-language-controls {
    padding: 10px 12px; display: grid; grid-template-columns: minmax(220px, 1fr) 150px minmax(230px, auto); gap: 9px; align-items: center;
    border-bottom: 1px solid var(--surface-border); background: var(--surface-muted-bg);
}
.studio-language-search-field input,
.studio-language-filter-field select {
    width: 100%; min-height: 36px; box-sizing: border-box; border: 1px solid var(--surface-border); border-radius: 8px;
    background: var(--control-bg); color: var(--control-text); padding: 0 10px; font: inherit;
}
.studio-language-progress-summary { display: grid; grid-template-columns: minmax(90px, 1fr) auto auto; gap: 8px; align-items: center; font-size: 10px; color: var(--control-muted-text, #7e8a88); }
.studio-progress-bar { height: 6px; border-radius: 999px; overflow: hidden; background: var(--surface-border); }
.studio-progress-bar > span { display: block; height: 100%; width: 0; background: var(--primary); }
#studioLanguageProgressText { color: var(--control-text); font-weight: var(--font-ui-weight, 400); }

.studio-translation-table { min-height: 0; flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.studio-translation-head,
.studio-translation-row { display: grid; grid-template-columns: minmax(200px, .9fr) minmax(220px, 1fr) minmax(260px, 1.2fr); }
.studio-translation-head { border-bottom: 1px solid var(--surface-border); background: var(--surface-bg); font-size: 10px; font-weight: var(--font-ui-weight, 400); color: var(--control-muted-text, #7e8a88); }
.studio-translation-head > span { padding: 9px 10px; }
.studio-translation-rows { min-height: 0; overflow: auto; }
.studio-translation-row { border-bottom: 1px solid var(--surface-border); align-items: stretch; }
.studio-translation-row.is-missing { background: rgba(230, 166, 61, .055); }
.studio-translation-cell { min-width: 0; padding: 9px 10px; border-right: 1px solid var(--surface-border); }
.studio-translation-cell:last-child { border-right: 0; }
.studio-translation-key { font-family: var(--font-mono); font-size: 10px; overflow-wrap: anywhere; color: var(--control-muted-text, #7e8a88); }
.studio-translation-source { font-size: 11px; line-height: 1.45; white-space: pre-wrap; overflow-wrap: anywhere; }
.studio-translation-input {
    width: 100%; min-height: 58px; resize: vertical; box-sizing: border-box; border: 1px solid var(--surface-border); border-radius: 7px;
    padding: 8px; background: var(--control-bg); color: var(--control-text); font: inherit; font-size: 11px; line-height: 1.35;
}
.studio-translation-input:focus { outline: none; border-color: var(--primary); }
.studio-language-empty { padding: 28px 18px; text-align: center; color: var(--control-muted-text, #7e8a88); font-size: 12px; }

.studio-modal { position: fixed; inset: 0; z-index: 1200; display: flex; align-items: center; justify-content: center; padding: 16px; }
.studio-modal[hidden] { display: none; }
.studio-modal-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, .45); }
.studio-modal-card { position: relative; width: min(520px, 100%); max-height: min(760px, calc(100vh - 32px)); overflow: auto; border: 1px solid var(--surface-border); border-radius: 13px; background: var(--surface-bg); box-shadow: 0 22px 70px rgba(0,0,0,.28); }
.studio-modal-header { padding: 14px 15px; display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--surface-border); }
.studio-modal-header h2 { margin: 0 0 4px; font-size: 17px; }
.studio-modal-header p { margin: 0; color: var(--control-muted-text, #7e8a88); font-size: 11px; line-height: 1.4; }
.studio-language-create-form { padding: 14px 15px; }
.studio-modal-actions { display: flex; justify-content: flex-end; gap: 8px; padding-top: 4px; }

@media (max-width: 980px) {
    .studio-language-workspace { grid-template-columns: 1fr; }
    .studio-language-list-panel { min-height: 300px; }
    .studio-language-editor-panel { min-height: 620px; }
    .studio-language-controls { grid-template-columns: 1fr 150px; }
    .studio-language-progress-summary { grid-column: 1 / -1; }
}
@media (max-width: 700px) {
    .studio-language-controls { grid-template-columns: 1fr; }
    .studio-language-filter-field { width: 100%; }
    .studio-translation-head,
    .studio-translation-row { grid-template-columns: 1fr; }
    .studio-translation-head { display: none; }
    .studio-translation-cell { border-right: 0; border-bottom: 1px dashed var(--surface-border); }
}

/* HNMMO Studio v6 - shared Asset Manager */
.studio-asset-workspace {
    min-height: calc(100vh - 190px);
    display: grid;
    grid-template-columns: minmax(280px, .72fr) minmax(620px, 2.2fr);
    gap: 12px;
}
.studio-asset-workspace[hidden] { display: none; }
.studio-asset-settings-panel,
.studio-asset-library-panel { min-height: 620px; }
.studio-asset-cache-card {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 10px 11px; border: 1px solid var(--surface-border); border-radius: 9px;
    background: var(--surface-muted-bg); color: var(--control-muted-text, #7e8a88); font-size: 11px;
}
.studio-asset-cache-card strong { color: var(--control-text); font-size: 11px; }
.studio-asset-settings-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.studio-asset-library-panel { overflow: hidden; display: flex; flex-direction: column; }
.studio-asset-library-header { align-items: center; }
.studio-asset-kind-tabs {
    display: inline-flex; gap: 4px; padding: 3px; border: 1px solid var(--surface-border);
    border-radius: 9px; background: var(--surface-muted-bg);
}
.studio-asset-kind-tab {
    min-height: 30px; padding: 0 10px; border: 0; border-radius: 6px; background: transparent;
    color: var(--control-muted-text, #7e8a88); font: inherit; font-size: 10px; font-weight: var(--font-ui-weight, 400); cursor: pointer;
}
.studio-asset-kind-tab:hover { background: var(--surface-hover-bg); color: var(--control-text); }
.studio-asset-kind-tab.is-active { background: var(--primary); color: #fff; }
.studio-asset-toolbar {
    display: grid; grid-template-columns: minmax(220px, 1fr) auto; gap: 10px; align-items: center;
    padding: 10px 12px; border-bottom: 1px solid var(--surface-border); background: var(--surface-muted-bg);
}
.studio-asset-toolbar input,
.studio-flag-picker-panel input {
    width: 100%; min-height: 36px; box-sizing: border-box; border: 1px solid var(--surface-border);
    border-radius: 8px; background: var(--control-bg); color: var(--control-text); padding: 0 10px; font: inherit;
}
#studioAssetCount { color: var(--control-muted-text, #7e8a88); font-size: 10px; }
.studio-asset-gallery {
    min-height: 0; overflow: auto; padding: 12px; display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 9px; align-content: start;
}
.studio-asset-card {
    min-width: 0; padding: 10px; display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 10px; align-items: center;
    border: 1px solid var(--surface-border); border-radius: 10px; background: var(--control-bg); color: var(--control-text);
}
.studio-asset-card:hover { border-color: var(--primary); background: var(--surface-hover-bg); }
.studio-asset-card-copy { min-width: 0; }
.studio-asset-card-copy strong,
.studio-asset-card-copy small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-asset-card-copy strong { font-size: 11px; }
.studio-asset-card-copy small { margin-top: 3px; color: var(--control-muted-text, #7e8a88); font-size: 9px; }
.studio-asset-flag-visual {
    position: relative; width: 38px; height: 27px; display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--surface-border); border-radius: 6px; overflow: hidden; background: var(--surface-muted-bg);
}
.studio-asset-flag-emoji { font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif; font-size: 23px; line-height: 1; }
.studio-asset-flag-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: none; }
.studio-asset-flag-visual.has-image img { display: block; }
.studio-asset-navigation-visual { width: 28px; height: 28px; background-color: var(--primary); justify-self: center; }

.studio-flag-field { position: relative; }
.studio-flag-picker-trigger {
    width: 100%; min-height: 38px; display: flex; align-items: center; gap: 9px; padding: 0 10px;
    border: 1px solid var(--surface-border); border-radius: 8px; background: var(--control-bg); color: var(--control-text);
    font: inherit; text-align: left; cursor: pointer;
}
.studio-flag-picker-trigger:hover { border-color: var(--primary); }
.studio-flag-picker-emoji { width: 28px; font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif; font-size: 20px; text-align: center; }
.studio-flag-picker-panel {
    position: relative; margin-top: 7px; padding: 8px; border: 1px solid var(--surface-border); border-radius: 9px;
    background: var(--surface-bg); box-shadow: 0 12px 34px rgba(0,0,0,.16); z-index: 4;
}
.studio-flag-picker-panel[hidden] { display: none; }
.studio-flag-picker-grid {
    max-height: 240px; margin-top: 8px; overflow: auto; display: grid; grid-template-columns: 1fr 1fr; gap: 5px;
}
.studio-flag-option {
    min-width: 0; min-height: 42px; padding: 6px 7px; display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 7px; align-items: center;
    border: 1px solid transparent; border-radius: 7px; background: transparent; color: var(--control-text); font: inherit; text-align: left; cursor: pointer;
}
.studio-flag-option:hover { border-color: var(--primary); background: var(--surface-hover-bg); }
.studio-flag-option-emoji { font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif; font-size: 19px; }
.studio-flag-option span:last-child { min-width: 0; }
.studio-flag-option strong,
.studio-flag-option small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-flag-option strong { font-size: 10px; }
.studio-flag-option small { margin-top: 2px; color: var(--control-muted-text, #7e8a88); font-size: 8px; }

@media (max-width: 980px) {
    .studio-asset-workspace { grid-template-columns: 1fr; }
    .studio-asset-settings-panel { min-height: 340px; }
    .studio-asset-library-panel { min-height: 620px; }
}
@media (max-width: 600px) {
    .studio-asset-settings-actions { grid-template-columns: 1fr; }
    .studio-asset-library-header { align-items: flex-start; }
    .studio-asset-kind-tabs { width: 100%; }
    .studio-asset-kind-tab { flex: 1; }
    .studio-asset-toolbar { grid-template-columns: 1fr; }
    .studio-asset-gallery { grid-template-columns: 1fr; }
    .studio-flag-picker-grid { grid-template-columns: 1fr; }
}

/* HNMMO central service endpoints */
.studio-service-endpoints {
    display: grid;
    gap: 8px;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--surface-color, rgba(127, 127, 127, 0.06));
}
.studio-service-endpoint-row {
    display: grid;
    grid-template-columns: minmax(72px, auto) minmax(0, 1fr);
    gap: 10px;
    align-items: center;
}
.studio-service-endpoint-row code {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 12px;
}
.studio-service-overrides summary {
    cursor: pointer;
    user-select: none;
}
.studio-service-overrides > p {
    margin: 8px 0 12px;
    opacity: .75;
    font-size: 12px;
}

/* HNMMO Studio v9 - Data Manager */
.studio-data-workspace {
    display: grid;
    grid-template-columns: minmax(300px, 0.8fr) minmax(520px, 1.7fr);
    gap: 18px;
    min-height: 0;
}

.studio-data-country-panel,
.studio-data-preview-panel {
    min-height: 620px;
}

.studio-data-settings {
    display: grid;
    gap: 12px;
    padding: 16px;
    border-bottom: 1px solid var(--border-color, rgba(128, 128, 128, 0.22));
}

.studio-data-service-row,
.studio-data-storage-row {
    display: grid;
    gap: 5px;
    font-size: 13px;
}

.studio-data-service-row code {
    overflow-wrap: anywhere;
    opacity: 0.82;
}

.studio-data-country-list {
    display: grid;
    gap: 10px;
    padding: 14px;
    overflow: auto;
    max-height: 620px;
}

.studio-data-country-card {
    display: grid;
    gap: 12px;
    padding: 14px;
    border: 1px solid var(--border-color, rgba(128, 128, 128, 0.22));
    border-radius: 12px;
    background: var(--card-bg, rgba(255, 255, 255, 0.02));
}

.studio-data-country-card.is-installed {
    box-shadow: inset 3px 0 0 rgba(38, 180, 110, 0.72);
}

.studio-data-country-head {
    display: flex;
    align-items: center;
    gap: 11px;
}

.studio-data-country-head > div {
    display: grid;
    gap: 3px;
    min-width: 0;
}

.studio-data-country-head small {
    opacity: 0.68;
}

.studio-data-country-flag {
    font-size: 28px;
    line-height: 1;
}

.studio-data-country-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.studio-data-preview-form {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) minmax(140px, 0.7fr) minmax(100px, 0.45fr) auto;
    gap: 12px;
    align-items: end;
    padding: 16px;
    border-bottom: 1px solid var(--border-color, rgba(128, 128, 128, 0.22));
}

.studio-data-preview-table {
    min-width: 0;
    overflow: auto;
}

.studio-data-preview-head,
.studio-data-preview-row {
    display: grid;
    grid-template-columns: minmax(160px, 0.8fr) minmax(140px, 0.7fr) minmax(210px, 1fr) minmax(280px, 1.5fr);
    gap: 12px;
    align-items: center;
    min-width: 900px;
}

.studio-data-preview-head {
    position: sticky;
    top: 0;
    z-index: 1;
    padding: 11px 16px;
    font-size: 12px;
    font-weight: var(--font-ui-weight, 400);
    opacity: 0.72;
    background: var(--panel-bg, var(--background-color));
    border-bottom: 1px solid var(--border-color, rgba(128, 128, 128, 0.22));
}

.studio-data-preview-row {
    padding: 11px 16px;
    border-bottom: 1px solid var(--border-color, rgba(128, 128, 128, 0.14));
    font-size: 13px;
}

.studio-data-preview-row span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 1050px) {
    .studio-data-workspace {
        grid-template-columns: 1fr;
    }
    .studio-data-preview-form {
        grid-template-columns: 1fr 1fr;
    }
}