body.studio-page { overflow-x: hidden; }
.template-gallery { grid-column: 1 / -1; overflow: hidden; }
.template-gallery .ui-panel-header { align-items: center; flex-wrap: wrap; }
.template-gallery .ui-panel-header > div { flex: 1 1 180px; min-width: 0; }
.template-gallery .ui-panel-header > .ui-field { flex: 0 1 200px; width: 200px; min-width: 0; max-width: 100%; }
#templateFilter { display: flex; flex-wrap: wrap; gap: 8px; width: 100%; min-width: 0; max-width: 100%; padding: 14px 16px 0; }
#templateFilter button { max-width: 100%; white-space: normal; text-align: center; }
.template-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-rows: max-content; align-content: start; gap: 12px; padding: 16px; max-height: 470px; overflow-y: auto; }
.template-card { min-width: 0; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-sm); overflow: hidden; }
.template-visual { position: relative; height: 170px; background: #e6ebe5; overflow: hidden; }
.template-visual-dark { background: #323b34; }
.template-visual iframe { position: absolute; left: 50%; top: 50%; border: 0; pointer-events: none; transform-origin: center; color-scheme: light; }
.template-card-footer { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px; }
.template-card-footer strong, .template-card-footer small { display: block; }
.template-card-footer > div { min-width: 0; overflow-wrap: anywhere; }
.template-card-footer > button { flex-shrink: 0; }
.template-card-footer strong { font-size: 12px; }
.template-card-footer small { color: var(--ui-text-muted); font-size: 11px; }
.template-caption { margin: 0; padding: 0 16px 14px; color: var(--ui-text-muted); font-size: 12px; }
@media (max-width: 680px) { .template-grid { grid-template-columns: 1fr; max-height: 430px; } .template-gallery .ui-panel-header { flex-wrap: wrap; } }

.studio-layout {
    display: grid;
    grid-template-columns: minmax(380px, .86fr) minmax(500px, 1.14fr);
    align-items: start;
    gap: var(--ui-space-6);
    padding-top: var(--ui-space-7);
    padding-bottom: 56px;
}
.editor-sidebar, .preview-column { min-width: 0; }
.editor-sidebar { display: grid; gap: var(--ui-space-4); }
.preview-column { position: sticky; top: 84px; display: grid; gap: var(--ui-space-4); }
.mobile-view-tabs { display: none; }

.page-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--ui-space-4);
    padding: 4px 2px 2px;
}
.page-heading h1 { margin: 0; font-size: clamp(24px, 3vw, 32px); letter-spacing: -.04em; line-height: 1.1; }
.page-heading p { margin-bottom: 4px; }
.page-heading-actions { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.dirty-indicator {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 28px;
    padding: 0 9px;
    border: 1px solid var(--ui-border);
    border-radius: 999px;
    color: var(--ui-text-subtle);
    font-size: 11px;
    white-space: nowrap;
}
.dirty-indicator::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--ui-text-subtle); }
.dirty-indicator.is-dirty { border-color: var(--ui-warning); color: var(--ui-warning); }
.dirty-indicator.is-dirty::before { background: var(--ui-warning); }

.account-panel { padding: 16px; }
.account-main { display: flex; align-items: center; gap: 12px; }
.account-avatar {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    overflow: hidden;
    border: 1px solid var(--ui-border);
    border-radius: 50%;
    background: var(--ui-surface-muted);
    color: var(--ui-accent);
    font-size: 18px;
    font-weight: 700;
}
.account-avatar img { width: 100%; height: 100%; object-fit: cover; }
.account-selection { min-width: 0; flex: 1; }
.account-selection label { display: block; margin-bottom: 4px; color: var(--ui-text-subtle); font-size: 11px; }
.account-selection .ui-select { max-width: 100%; font-weight: 650; }
.account-connection { display: flex; align-items: center; justify-content: flex-end; gap: 10px; min-width: 0; text-align: right; }
.account-connection .ui-status { max-width: 180px; }
.account-note { margin: 12px 0 0 54px; color: var(--ui-text-subtle); font-size: 12px; }

.profile-disclosure { border-top: 1px solid var(--ui-border); margin-top: 14px; padding-top: 12px; }
.profile-disclosure summary { display: flex; align-items: center; justify-content: space-between; cursor: pointer; color: var(--ui-text-muted); font-size: 12px; font-weight: 650; list-style: none; }
.profile-disclosure summary::-webkit-details-marker { display: none; }
.profile-disclosure summary::after { content: "+"; color: var(--ui-text-subtle); font-size: 16px; font-weight: 400; }
.profile-disclosure[open] summary::after { content: "−"; }
.profile-list { display: grid; gap: 8px; margin-top: 10px; }
.profile-card { display: flex; align-items: center; gap: 10px; min-width: 0; padding: 9px; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-sm); background: var(--ui-surface-raised); }
.profile-card.selected { border-color: var(--ui-accent); background: var(--ui-accent-soft); }
.profile-photo { width: 32px; height: 32px; display: grid; place-items: center; flex: 0 0 auto; overflow: hidden; border-radius: 50%; background: var(--ui-surface-muted); color: var(--ui-accent); font-size: 13px; }
.profile-photo img { width: 100%; height: 100%; object-fit: cover; }
.profile-info { min-width: 0; flex: 1; }
.profile-name { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; font-weight: 700; }
.profile-info small { display: block; color: var(--ui-text-subtle); font-size: 11px; }
.profile-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.profile-actions a, .profile-actions button { padding: 3px 5px; border: 0; border-radius: 5px; background: transparent; color: var(--ui-text-muted); cursor: pointer; font-size: 11px; text-decoration: none; }
.profile-actions a:hover, .profile-actions button:hover { background: var(--ui-surface-muted); color: var(--ui-text); }

.search-row { display: flex; align-items: center; gap: 8px; }
.search-row .ui-input { flex: 1; }
.history-actions { display: flex; gap: 4px; }
.history-actions .ui-icon-button { width: 32px; min-height: 32px; }
.setting-search { position: relative; }
.setting-search::before { content: "⌕"; position: absolute; z-index: 1; top: 7px; left: 11px; color: var(--ui-text-subtle); font-size: 18px; line-height: 1; pointer-events: none; }
.setting-search .ui-input { padding-left: 30px; }
.settings-form { display: grid; gap: 10px; }
.setting-group { overflow: hidden; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-md); background: var(--ui-surface); }
.setting-group[hidden] { display: none; }
.setting-group summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 15px; cursor: pointer; list-style: none; font-size: 13px; font-weight: 720; }
.setting-group summary::-webkit-details-marker { display: none; }
.setting-group summary::after { content: "+"; color: var(--ui-text-subtle); font-size: 18px; font-weight: 400; }
.setting-group[open] summary { border-bottom: 1px solid var(--ui-border); }
.setting-group[open] summary::after { content: "−"; }
.setting-group summary small { margin-left: auto; color: var(--ui-text-subtle); font-size: 11px; font-weight: 500; }
.setting-body { display: grid; gap: 14px; padding: 15px; }
.setting-grid { display: grid; gap: 12px; }
.setting-grid-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.setting-grid-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.setting-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.setting-label { display: grid; gap: 2px; min-width: 0; font-size: 12px; font-weight: 650; }
.setting-label small { color: var(--ui-text-subtle); font-size: 11px; font-weight: 450; line-height: 1.4; }
.setting-row > .setting-label { flex: 1; }
.toggle-input { width: 18px; height: 18px; flex: 0 0 auto; accent-color: var(--ui-accent); }
.range-heading { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 12px; font-weight: 650; }
.range-heading output { color: var(--ui-text-muted); font-size: 11px; font-weight: 500; }
.color-field { display: grid; gap: 6px; min-width: 0; color: var(--ui-text-muted); font-size: 11px; }
.color-field span { color: var(--ui-text); font-weight: 650; }
.setting-divider { height: 1px; background: var(--ui-border); }
.setting-help { margin: -5px 0 0; color: var(--ui-text-subtle); font-size: 11px; line-height: 1.5; }
.setting-empty { display: none; padding: 10px 12px; border: 1px dashed var(--ui-border-strong); border-radius: var(--ui-radius-sm); color: var(--ui-text-muted); font-size: 12px; }
.setting-empty.is-visible { display: block; }
.legacy-notice { padding: 10px 12px; border: 1px solid var(--ui-warning); border-radius: var(--ui-radius-sm); background: var(--ui-warning-soft); color: var(--ui-warning); font-size: 12px; line-height: 1.4; }

.design-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.design-card { min-width: 0; padding: 0; border: 0; border-radius: var(--ui-radius-sm); background: transparent; color: var(--ui-text); cursor: pointer; text-align: left; }
.design-art { position: relative; display: grid; place-items: center; height: 76px; overflow: hidden; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-sm); background: var(--ui-surface-muted); transition: border-color .16s ease, background .16s ease, transform .16s ease; }
.design-card:hover .design-art { border-color: var(--ui-border-strong); transform: translateY(-1px); }
.design-card[aria-pressed="true"] .design-art { border-color: var(--ui-accent); box-shadow: 0 0 0 2px var(--ui-accent-soft); }
.design-card > span:last-child { display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 7px 2px 0; color: var(--ui-text-muted); font-size: 11px; }
.design-card strong { color: var(--ui-text); font-size: 12px; font-weight: 650; }
.art-record { background: #e2e8df; }
.art-record i { width: 48px; height: 48px; border-radius: 50%; background: repeating-radial-gradient(circle, #222922 0 2px, #566258 3px 4px); }
.art-record i::after { content: ""; position: absolute; width: 10px; height: 10px; border: 3px solid #e2e8df; border-radius: 50%; background: #607769; }
.art-cassette { background: #e8decb; }
.art-cassette i { width: 70px; height: 38px; border: 5px solid #3c433c; border-radius: 6px; background: #8b6d50; }
.art-cassette i::before, .art-cassette i::after { content: ""; position: absolute; width: 14px; height: 14px; top: 26px; border: 3px solid #d7d9cb; border-radius: 50%; background: #5d6a60; }
.art-cassette i::before { margin-left: -24px; } .art-cassette i::after { margin-left: 10px; }
.art-cover { background: #dfe7e1; }
.art-cover i { width: 48px; height: 48px; background: #6e8978; box-shadow: inset 14px -13px 0 #c8b286, inset -12px 13px 0 #394e43; }
.art-minimal { justify-content: flex-start; gap: 7px; padding: 14px; background: #eef0ea; }
.art-minimal i { width: 18px; height: 27px; border-radius: 3px; background: #72917b; }
.art-minimal b { width: 42px; height: 4px; border-radius: 2px; background: #39463c; box-shadow: 0 9px 0 #9ca89d; font-size: 0; }
.art-poster { justify-content: flex-start; align-content: center; gap: 7px; padding: 13px; background: #33463b; }
.art-poster::before { content: ""; width: 48px; height: 5px; background: #eef0ea; box-shadow: 0 11px 0 #b9c8ba, 0 22px 0 #b9c8ba; }
.art-poster i { width: 26px; height: 3px; background: #d2a75d; }
.art-broadcast { justify-content: flex-start; gap: 9px; padding-left: 14px; background: #e4e9e1; }
.art-broadcast i { width: 5px; height: 38px; border-radius: 3px; background: #4f8062; box-shadow: 9px 0 0 #88a88f, 18px -9px 0 #c7a35f; }
.art-broadcast b { width: 24px; height: 4px; background: #344337; font-size: 0; }

.tool-panel { padding: 16px; }
.tool-panel-header { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.tool-panel-header h2 { margin: 0; font-size: 14px; }
.tool-panel-header span { color: var(--ui-text-subtle); font-size: 11px; }
.save-row { display: flex; gap: 8px; }
.save-row .ui-input { flex: 1; }
.preset-list { display: grid; gap: 7px; margin-top: 12px; }
.preset-item { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 8px; padding: 10px; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-sm); background: var(--ui-surface-raised); }
.preset-item.is-selected { border-color: var(--ui-accent); background: var(--ui-accent-soft); }
.preset-load { min-width: 0; padding: 0; border: 0; background: transparent; color: var(--ui-text); cursor: pointer; text-align: left; }
.preset-load strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.preset-load small { display: block; color: var(--ui-text-subtle); font-size: 11px; }
.preset-actions { display: flex; align-items: center; gap: 3px; }
.preset-actions .ui-button { min-height: 28px; padding: 0 7px; border-color: transparent; font-size: 11px; }
.preset-actions .ui-button:hover { border-color: var(--ui-border); }
.preset-empty { margin: 12px 0 0; color: var(--ui-text-muted); font-size: 12px; }
.skeleton-list { display: grid; gap: 7px; margin-top: 12px; }
.skeleton-list .ui-skeleton { height: 44px; }

.share-grid { display: grid; gap: 10px; }
.share-field { display: grid; gap: 6px; }
.share-field label { color: var(--ui-text-muted); font-size: 11px; font-weight: 650; }
.share-input-row { display: flex; gap: 7px; min-width: 0; }
.share-input-row .ui-input { min-width: 0; flex: 1; font: 11px/1.3 ui-monospace, SFMono-Regular, Menlo, monospace; }
.share-actions { display: flex; flex-wrap: wrap; gap: 7px; }
.share-code { margin: 0; }
.share-code summary { color: var(--ui-text-muted); cursor: pointer; font-size: 11px; }
.share-code .ui-textarea { margin-top: 8px; min-height: 100px; font: 11px/1.45 ui-monospace, SFMono-Regular, Menlo, monospace; }
.share-help { margin: 0; color: var(--ui-text-subtle); font-size: 11px; line-height: 1.45; }

.preview-panel { overflow: hidden; }
.preview-toolbar { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--ui-border); }
.preview-toolbar .ui-segmented { flex: 0 0 auto; }
.preview-state { display: inline-flex; align-items: center; gap: 7px; color: var(--ui-text-muted); font-size: 12px; }
.preview-state .ui-select { width: auto; min-width: 130px; height: 32px; padding-right: 8px; font-size: 12px; }
.stage-controls { display: inline-flex; margin-left: auto; }
.stage-controls .ui-segmented > button { min-width: 33px; padding: 0 8px; }
.preview-stage { position: relative; display: flex; align-items: center; justify-content: center; min-height: 430px; overflow: hidden; padding: 24px; background: #e9efea; }
.preview-stage.stage-dark { background: #252d26; }
.preview-stage.stage-checker { background-color: #edf0eb; background-image: conic-gradient(#d8ded8 25%, transparent 0 50%, #d8ded8 0 75%, transparent 0); background-size: 24px 24px; }
.frame-space { position: relative; flex: 0 0 auto; }
#preview { display: block; border: 0; transform-origin: top left; background: transparent; }
.preview-hint { position: absolute; right: 14px; bottom: 12px; max-width: calc(100% - 28px); padding: 4px 7px; border: 1px solid var(--ui-border); border-radius: 5px; background: var(--ui-surface); color: var(--ui-text-muted); font-size: 11px; }
.preview-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; border-top: 1px solid var(--ui-border); color: var(--ui-text-subtle); font: 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
.preview-footer span:nth-child(2) { color: var(--ui-text-muted); }
.preview-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 14px; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-md); background: var(--ui-surface); }
.preview-meta h2 { margin: 0; font-size: 13px; }
.preview-meta p { margin: 2px 0 0; color: var(--ui-text-muted); font-size: 11px; }
.preview-meta .ui-status { flex: 0 0 auto; }
.preview-note { margin: 0; color: var(--ui-text-subtle); font-size: 11px; line-height: 1.45; }

.studio-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: min(var(--ui-content), calc(100% - 40px)); margin: 0 auto; padding: 18px 0 28px; border-top: 1px solid var(--ui-border); color: var(--ui-text-subtle); font-size: 11px; }
.studio-footer a { color: var(--ui-text-muted); text-decoration: none; }
.studio-footer a:hover { color: var(--ui-text); }

@media (max-width: 1080px) {
    .studio-layout { grid-template-columns: minmax(340px, .9fr) minmax(420px, 1.1fr); gap: 18px; }
    .preview-stage { min-height: 390px; }
}

@media (max-width: 900px) {
    .studio-layout { display: grid; grid-template-columns: 1fr; gap: 14px; padding-top: 16px; }
    .mobile-view-tabs { position: sticky; z-index: 20; top: 73px; display: grid; grid-template-columns: 1fr 1fr; gap: 3px; padding: 3px; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-sm); background: var(--ui-surface-muted); }
    .mobile-view-tabs button { min-height: 34px; border: 1px solid transparent; border-radius: 6px; background: transparent; color: var(--ui-text-muted); cursor: pointer; font-size: 12px; font-weight: 700; }
    .mobile-view-tabs button[aria-pressed="true"] { border-color: var(--ui-border); background: var(--ui-surface); color: var(--ui-text); }
    .studio-layout[data-mobile-view="preview"] .editor-sidebar { display: none; }
    .studio-layout[data-mobile-view="settings"] .preview-column { display: none; }
    .preview-column { position: static; }
    .preview-stage { min-height: 360px; }
}

@media (max-width: 600px) {
    .studio-footer { width: min(100% - 24px, var(--ui-content)); }
    .page-heading { align-items: flex-end; }
    .page-heading h1 { font-size: 26px; }
    .account-main { align-items: flex-start; flex-wrap: wrap; }
    .account-connection { width: 100%; justify-content: flex-start; margin-left: 54px; text-align: left; }
    .account-note { margin-left: 0; }
    .setting-grid-two, .setting-grid-three { grid-template-columns: 1fr; }
    .design-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .save-row { flex-wrap: wrap; }
    .save-row .ui-input { flex-basis: 100%; }
    .share-input-row { flex-wrap: wrap; }
    .share-input-row .ui-input { flex-basis: 100%; }
    .share-input-row .ui-button { flex: 1; }
    .preview-toolbar { align-items: stretch; }
    .stage-controls { margin-left: 0; width: 100%; }
    .stage-controls .ui-segmented { width: 100%; }
    .stage-controls .ui-segmented > button { flex: 1; }
    .preview-stage { min-height: 300px; padding: 14px; }
    .preview-footer { font-size: 10px; }
    .preview-footer span:nth-child(2) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .preset-item { grid-template-columns: 1fr; }
    .preset-actions { justify-content: flex-start; }
}