:root {
    --tree-header: 58px;
    --tree-blue: #3b6f9c;
    --tree-amber: #d99634;
    --tree-green: #397b5d;
    --tree-coral: #c85b50;
}

.explorer-route-tree { height: 100vh; overflow: hidden; background: #edf2f2; }
.explorer-route-tree .explorer-footer { display: none; }
.journal-tree-main { height: calc(100dvh - 64px); min-height: 580px; display: grid; grid-template-rows: auto auto auto minmax(0,1fr); overflow: hidden; background: #edf2f2; }

.tree-commandbar { min-height: 76px; display: grid; grid-template-columns: minmax(250px,.8fr) minmax(360px,1.2fr) auto; align-items: center; gap: 24px; padding: 9px 20px; border-bottom: 1px solid var(--line); background: white; }
.tree-title { min-width: 0; display: grid; grid-template-columns: auto 1fr; align-items: baseline; column-gap: 11px; }
.tree-title .explorer-eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.tree-title h1 { margin: 0; font-size: 25px; line-height: 1.1; }
.tree-title > span { overflow: hidden; color: var(--muted); font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.tree-global-search { height: 43px; display: grid; grid-template-columns: 38px minmax(0,1fr) 26px; align-items: center; border: 1px solid #a8c9cb; border-radius: 5px; background: white; box-shadow: 0 7px 22px rgba(33,79,83,.07); }
.tree-global-search > i { color: var(--cadet-dark); text-align: center; }
.tree-global-search input { min-width: 0; height: 41px; padding: 0 5px; border: 0; outline: 0; font-size: 12px; }
.tree-global-search kbd { width: 19px; height: 21px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 3px; color: var(--muted); background: var(--canvas); font: 700 9px/1 Lato, sans-serif; }
.tree-command-actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.tree-command-actions > span { color: var(--muted); font-size: 9px; white-space: nowrap; }
.tree-command-actions > span i { margin-right: 4px; color: var(--cadet-dark); }
.tree-command-actions button { height: 37px; display: inline-flex; align-items: center; gap: 6px; padding: 0 10px; border: 1px solid var(--line); border-radius: 5px; background: white; color: var(--cadet-deep); font-size: 10px; font-weight: 800; }

.tree-breadcrumbs { min-height: 40px; display: flex; align-items: center; gap: 4px; padding: 4px 20px; overflow-x: auto; border-bottom: 1px solid var(--line); background: #f7f9f9; }
.tree-breadcrumbs button { max-width: 260px; height: 30px; display: inline-flex; align-items: center; gap: 6px; overflow: hidden; padding: 0 8px; border: 0; border-radius: 4px; background: transparent; color: var(--muted); font-size: 9px; font-weight: 750; white-space: nowrap; text-overflow: ellipsis; }
.tree-breadcrumbs button:not(:disabled):hover, .tree-breadcrumbs button.active { color: var(--cadet-deep); background: var(--cadet-soft); }
.tree-breadcrumbs button:disabled { opacity: .55; cursor: default; }
.tree-breadcrumbs > i { color: #9dacaf; font-size: 7px; }

.tree-smartbar { min-height: 43px; display: grid; align-content: center; padding: 5px 16px; border-bottom: 1px solid #b9d1d2; background: #edf5f5; }
.tree-filter-toggle { width: min(100%,300px); min-height: 32px; display: grid; grid-template-columns: 27px minmax(0,1fr) 24px; align-items: center; padding: 0 5px; border: 0; border-radius: 4px; color: var(--cadet-deep); background: transparent; text-align: left; cursor: pointer; }
.tree-filter-toggle:hover { background: #dfecec; }
.tree-filter-toggle > i:first-child { font-size: 15px; text-align: center; }
.tree-filter-toggle > i:last-child { transition: transform .18s ease; }
.tree-filter-toggle > span { display: flex; align-items: baseline; gap: 8px; }
.tree-filter-toggle strong { font-size: 9px; }
.tree-filter-toggle small { overflow: hidden; color: var(--muted); font-size: 8px; text-overflow: ellipsis; white-space: nowrap; }
.tree-smartbar.open .tree-filter-toggle > i:last-child { transform: rotate(180deg); }
.tree-filter-controls { display: none; align-items: end; gap: 7px; padding: 7px 0 3px 32px; overflow-x: auto; scrollbar-width: none; }
.tree-smartbar.open .tree-filter-controls { display: flex; }
.tree-filter-controls::-webkit-scrollbar { display: none; }
.tree-filter-controls label { flex: 0 0 auto; display: grid; gap: 2px; }
.tree-filter-controls label > span { color: var(--muted); font-size: 7px; font-weight: 850; text-transform: uppercase; }
.tree-filter-controls select { width: 165px; height: 31px; padding: 0 25px 0 8px; border: 1px solid #b8ced0; border-radius: 4px; background: white; font-size: 9px; }
.tree-filter-controls label:nth-of-type(3) select, .tree-filter-controls label:nth-of-type(4) select { width: 136px; }
.tree-filter-controls > button { flex: 0 0 31px; width: 31px; height: 31px; display: grid; place-items: center; border: 1px solid #b8ced0; border-radius: 4px; background: white; color: var(--cadet-deep); }

.tree-workspace { min-height: 0; display: grid; grid-template-columns: minmax(290px,340px) minmax(480px,1fr); overflow: hidden; border-top: 1px solid white; background: white; transition: grid-template-columns .18s ease; }
.tree-workspace.has-detail { grid-template-columns: minmax(270px,300px) minmax(360px,.8fr) minmax(500px,1.2fr); }
.tree-navigator { min-width: 0; min-height: 0; display: grid; grid-template-rows: 55px 46px minmax(0,1fr); overflow: hidden; border-right: 1px solid var(--line); background: #f8fafa; }
.tree-navigator-head { min-width: 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 12px; border-bottom: 1px solid var(--line); background: #f7f9f9; }
.tree-navigator-head > div { min-width: 0; display: grid; }
.tree-navigator-head span { color: var(--cadet-dark); font-size: 7px; font-weight: 850; text-transform: uppercase; }
.tree-navigator-head h2 { margin: 0; font-size: 14px; }
.tree-navigator-head p { margin: 0; color: var(--muted); font-size: 8px; white-space: nowrap; }
.tree-navigator-tabs { display: grid; grid-template-columns: repeat(3,1fr); padding: 5px; border-bottom: 1px solid var(--line); background: white; }
.tree-navigator-tabs button { min-width: 0; display: flex; align-items: center; justify-content: center; gap: 5px; border: 0; border-bottom: 2px solid transparent; color: var(--muted); background: transparent; font-size: 8px; font-weight: 800; cursor: pointer; }
.tree-navigator-tabs button.active { border-bottom-color: var(--cadet-dark); color: var(--cadet-deep); background: var(--cadet-soft); }
.tree-navigator-tabs button:disabled { opacity: .35; cursor: default; }
.tree-navigator .tree-pane { display: none; border-right: 0; }
.tree-navigator[data-navigator-stage="journals"] .tree-journals,
.tree-navigator[data-navigator-stage="years"] .tree-years,
.tree-navigator[data-navigator-stage="issues"] .tree-issues { display: grid; }
.tree-pane, .tree-inspector { min-width: 0; min-height: 0; display: grid; grid-template-rows: var(--tree-header) minmax(0,1fr); overflow: hidden; border-right: 1px solid var(--line); background: white; }
.tree-pane > header, .tree-inspector > header { min-width: 0; height: var(--tree-header); display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-bottom: 1px solid var(--line); background: #f7f9f9; }
.tree-pane > header > div, .tree-inspector > header > div { min-width: 0; display: grid; }
.tree-pane > header span, .tree-inspector > header span { color: var(--cadet-dark); font-size: 7px; font-weight: 850; text-transform: uppercase; }
.tree-pane > header h2, .tree-inspector > header h2 { overflow: hidden; margin: 0; font-size: 14px; line-height: 1.2; text-overflow: ellipsis; white-space: nowrap; }
.tree-pane > header > b { min-width: 24px; margin-left: auto; padding: 2px 5px; border-radius: 3px; color: var(--cadet-deep); background: var(--cadet-soft); font-size: 8px; text-align: center; }
.tree-mobile-back { display: none; width: 32px; height: 32px; place-items: center; padding: 0; border: 1px solid var(--line); border-radius: 4px; background: white; color: var(--cadet-deep); }
.tree-list { min-height: 0; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: #afc4c6 transparent; }
.tree-list > button { width: 100%; display: grid; align-items: center; border: 0; border-bottom: 1px solid #e7eded; background: white; text-align: left; }
.tree-list > button:hover { background: #f7fbfb; }
.tree-list > button.selected { color: var(--cadet-deep); background: var(--cadet-soft); box-shadow: inset 4px 0 var(--cadet-dark); }
.tree-list > button > span:not(.tree-journal-letter) { min-width: 0; display: grid; }
.tree-list > button strong { min-width: 0; overflow: hidden; font-size: 11px; text-overflow: ellipsis; }
.tree-list > button small { min-width: 0; overflow: hidden; color: var(--muted); font-size: 8px; text-overflow: ellipsis; white-space: nowrap; }
.tree-list > button > i { color: #80999c; font-size: 10px; }

.tree-journals { grid-template-rows: var(--tree-header) 37px minmax(0,1fr); }
.tree-alphabet { display: flex; align-items: center; gap: 2px; padding: 4px 7px; overflow-x: auto; border-bottom: 1px solid var(--line); background: white; scrollbar-width: none; }
.tree-alphabet::-webkit-scrollbar { display: none; }
.tree-alphabet button { flex: 0 0 23px; height: 25px; display: grid; place-items: center; padding: 0; border: 0; border-radius: 3px; background: transparent; color: var(--muted); font-size: 8px; font-weight: 850; }
.tree-alphabet button:first-child { flex-basis: 34px; }
.tree-alphabet button:hover, .tree-alphabet button.active { color: white; background: var(--cadet-dark); }
.tree-alphabet button:disabled { opacity: .25; cursor: default; }
.tree-journal-list > button { min-height: 66px; grid-template-columns: 32px minmax(0,1fr) 12px; gap: 7px; padding: 8px 9px; }
.tree-journal-letter { width: 30px; height: 38px; display: grid; place-items: center; border: 1px solid #bcd6d7; border-left: 4px solid var(--cadet); border-radius: 2px 5px 5px 2px; color: var(--cadet-deep); background: #eef7f7; font: 800 15px/1 Lato,sans-serif; }
.tree-journal-list > button.selected .tree-journal-letter { border-color: var(--cadet-dark); background: white; }
.tree-journal-list > button.tree-load-more { min-height: 58px; border-top: 1px solid #bcd6d7; color: var(--cadet-deep); background: #eef7f7; }
.tree-journal-list > button.tree-load-more:hover { background: #dcebec; }
.tree-journal-list > button.tree-load-more > i:first-child { font-size: 16px; }
.tree-journal-list > button.tree-load-more strong { font-size: 10px; }
.tree-journal-list > button.tree-load-more small { margin-top: 2px; font-size: 8px; }

.tree-years, .tree-issues { grid-template-rows: var(--tree-header) 43px minmax(0,1fr); }
.tree-pane-context { min-width: 0; display: flex; align-items: center; gap: 6px; overflow: hidden; padding: 7px 9px; border-bottom: 1px solid var(--line); color: var(--muted); background: white; }
.tree-pane-context i { color: var(--cadet); }
.tree-pane-context span { overflow: hidden; font-size: 8px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.tree-year-list > button { min-height: 48px; grid-template-columns: minmax(0,1fr) auto; gap: 5px; padding: 6px 9px; }
.tree-year-list > button strong { font-size: 13px; }
.tree-year-list > button b, .tree-issue-list > button b { color: var(--muted); font-size: 8px; }
.tree-issue-list > button { min-height: 61px; grid-template-columns: minmax(0,1fr) auto; gap: 5px; padding: 8px 9px; }
.tree-issue-list > button strong { white-space: normal; }
.tree-issue-list > button small { white-space: normal; }

.tree-articles { grid-template-rows: var(--tree-header) 47px auto auto minmax(0,1fr); }
.tree-article-tools { display: grid; grid-template-columns: minmax(160px,1fr) 116px; gap: 5px; padding: 6px 8px; border-bottom: 1px solid var(--line); }
.tree-article-tools label { min-width: 0; height: 34px; display: grid; grid-template-columns: 30px minmax(0,1fr); align-items: center; border: 1px solid var(--line); border-radius: 4px; }
.tree-article-tools label i { color: var(--cadet-dark); text-align: center; }
.tree-article-tools input { min-width: 0; height: 32px; padding: 0 5px 0 0; border: 0; outline: 0; font-size: 9px; }
.tree-article-tools select { min-width: 0; height: 34px; padding: 0 6px; border: 1px solid var(--line); border-radius: 4px; background: white; font-size: 8px; }
.tree-article-filters { display: flex; gap: 4px; padding: 6px 8px; overflow-x: auto; border-bottom: 1px solid var(--line); background: #fbfcfc; scrollbar-width: none; }
.tree-article-filters::-webkit-scrollbar { display: none; }
.tree-article-filters button { flex: 0 0 auto; height: 27px; display: inline-flex; align-items: center; gap: 4px; padding: 0 7px; border: 1px solid var(--line); border-radius: 4px; background: white; color: var(--muted); font-size: 7px; font-weight: 800; }
.tree-article-filters button.active { border-color: var(--cadet-dark); color: white; background: var(--cadet-dark); }
.tree-article-filters button b { min-width: 14px; padding: 1px 3px; border-radius: 2px; color: var(--cadet-deep); background: var(--cadet-soft); font-size: 7px; }
.tree-article-filters button.active b { color: var(--cadet-deep); background: white; }
.tree-article-row { min-height: 76px; display: grid; grid-template-columns: minmax(0,1fr) 46px; align-items: stretch; border-bottom: 1px solid #e7eded; background: white; }
.tree-article-row:hover { background: #f7fbfb; }
.tree-article-row.selected { color: var(--cadet-deep); background: var(--cadet-soft); box-shadow: inset 4px 0 var(--cadet-dark); }
.tree-article-select { min-width: 0; display: grid; grid-template-columns: minmax(0,1fr) 20px; align-items: center; gap: 5px; padding: 9px 5px 9px 12px; border: 0; background: transparent; text-align: left; }
.tree-article-select > span { min-width: 0; display: grid; }
.tree-article-select strong { overflow: hidden; font-size: 10px; line-height: 1.35; white-space: normal; }
.tree-article-select small { margin-top: 3px; overflow: hidden; color: var(--muted); font-size: 7px; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.tree-article-select > span > span { display: flex; flex-wrap: wrap; gap: 3px; margin-top: 5px; }
.tree-article-select > i { color: #80999c; font-size: 9px; }
.tree-article-source { display: grid; align-content: center; justify-items: center; gap: 2px; border-left: 1px solid #dfe8e8; color: var(--cadet-deep); background: rgba(255,255,255,.64); text-decoration: none; }
.tree-article-source:hover { color: white; background: var(--cadet-dark); }
.tree-article-source i { font-size: 12px; }
.tree-article-source span { font-size: 6px; font-weight: 850; text-transform: uppercase; }
.tree-article-list em { padding: 2px 4px; border-radius: 2px; color: var(--cadet-deep); background: var(--cadet-soft); font-size: 7px; font-style: normal; font-weight: 800; }
.tree-article-list em.oa { color: var(--tree-green); background: #e4f3eb; }
.tree-article-list em.pdf { color: #9b3c35; background: #fbe8e6; }
.tree-article-list em.abstract-source { color: #3e6188; background: #e6eef7; }
.tree-enrichment-status { min-height: 30px; display: flex; align-items: center; gap: 7px; padding: 5px 9px; border-bottom: 1px solid #c8d8e6; color: #345a7d; background: #edf4fa; font-size: 8px; font-weight: 750; }
.tree-enrichment-status[hidden] { display: none; }
.tree-enrichment-status.success { border-color: #bfd9ca; color: var(--tree-green); background: #edf7f1; }
.tree-enrichment-status.loading i { color: var(--tree-blue); }

.tree-inspector { display: none; grid-template-rows: var(--tree-header) minmax(0,1fr); border-right: 0; background: #fbfcfc; }
.tree-workspace.has-detail .tree-inspector { display: grid; }
.tree-inspector > header { background: #eef7f7; }
.tree-inspector > header > button:last-child { width: 30px; height: 30px; display: grid; place-items: center; margin-left: auto; padding: 0; border: 1px solid #b8ced0; border-radius: 4px; background: white; color: var(--cadet-deep); }
.tree-inspector-content { min-height: 0; overflow-y: auto; padding: 20px; }
.tree-inspector-empty { min-height: 100%; display: grid; align-content: center; justify-items: center; padding: 35px 10px; text-align: center; }
.tree-inspector-empty > span { width: 54px; height: 54px; display: grid; place-items: center; border: 1px solid #b8d1d2; border-radius: 7px; color: var(--cadet-deep); background: var(--cadet-soft); font-size: 22px; }
.tree-inspector-empty h3 { margin: 13px 0 4px; font-size: 17px; }
.tree-inspector-empty p { max-width: 260px; margin: 0; color: var(--muted); font-size: 10px; }
.tree-detail-kicker { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 9px; }
.tree-detail-kicker span { padding: 3px 5px; border-radius: 3px; color: var(--cadet-deep); background: var(--cadet-soft); font-size: 7px; font-weight: 850; text-transform: uppercase; }
.tree-detail-kicker span.oa { color: var(--tree-green); background: #e4f3eb; }
.tree-detail h1 { margin: 0; font-size: 24px; line-height: 1.22; }
.tree-detail h1 a { color: inherit; text-decoration: none; }
.tree-detail h1 a:hover { color: var(--cadet-dark); text-decoration: underline; text-underline-offset: 3px; }
.tree-detail h1 i { margin-left: 7px; color: var(--cadet); font-size: .55em; vertical-align: .15em; }
.tree-detail-byline { margin: 9px 0 0; color: var(--muted); font-size: 10px; }
.tree-quality { display: grid; grid-template-columns: 54px minmax(0,1fr); align-items: center; gap: 11px; margin: 19px 0; padding: 13px; border-block: 1px solid var(--line); }
.tree-quality-score { position: relative; width: 52px; height: 52px; display: grid; place-items: center; border: 5px solid var(--cadet-soft); border-top-color: var(--cadet-dark); border-right-color: var(--cadet); border-radius: 50%; color: var(--cadet-deep); font-size: 11px; font-weight: 900; }
.tree-quality > div:last-child { display: grid; }
.tree-quality strong { font-size: 11px; }
.tree-quality span { color: var(--muted); font-size: 8px; }
.tree-evidence-signals { display: grid; grid-template-columns: 1fr 1fr; margin-bottom: 18px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.tree-evidence-signals span { min-height: 47px; display: grid; grid-template-columns: 24px 1fr; align-items: center; padding: 7px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: white; font-size: 8px; font-weight: 750; }
.tree-evidence-signals i { color: var(--cadet-dark); font-size: 14px; }
.tree-detail-abstract { margin: 0 -20px 18px; padding: 17px 20px; border-block: 1px solid #bdd6d7; background: #eef7f7; }
.tree-detail-abstract h3, .tree-detail-meta h3 { margin: 0 0 7px; font-size: 12px; }
.tree-abstract-source { display: block; margin: -2px 0 9px; color: var(--muted); font-size: 8px; font-weight: 750; }
.tree-abstract-source i { margin-right: 4px; color: var(--tree-blue); }
.tree-abstract-source a { color: var(--tree-blue); }
.tree-detail-abstract p { display: -webkit-box; overflow: hidden; margin: 0; color: #405255; font: 12px/1.65 Lato,ui-sans-serif,sans-serif; -webkit-box-orient: vertical; -webkit-line-clamp: 10; }
.tree-detail-abstract.missing { border-color: #e2c68e; background: #fff3de; }
.tree-detail-meta dl { display: grid; grid-template-columns: 1fr 1fr; margin: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.tree-detail-meta dl div { padding: 8px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: white; }
.tree-detail-meta dt { color: var(--muted); font-size: 7px; font-weight: 850; text-transform: uppercase; }
.tree-detail-meta dd { margin: 2px 0 0; overflow-wrap: anywhere; font-size: 9px; font-weight: 700; }
.tree-detail-subjects { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 13px; }
.tree-detail-subjects span { padding: 3px 5px; border: 1px solid var(--line); border-radius: 3px; color: var(--muted); background: white; font-size: 7px; }
.tree-app-transfer { margin-top: 17px; padding: 13px; border: 1px solid #bdd6d7; background: #eef7f7; }
.tree-app-transfer header { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 9px; }
.tree-app-transfer header > div { display: grid; }
.tree-app-transfer header span { color: var(--cadet-dark); font-size: 7px; font-weight: 850; text-transform: uppercase; }
.tree-app-transfer h3 { margin: 1px 0 0; font-size: 12px; }
.tree-app-transfer header small { color: var(--muted); font-size: 7px; text-align: right; }
.tree-app-transfer > div { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 6px; }
.tree-app-transfer button { min-width: 0; min-height: 38px; display: grid; grid-template-columns: 20px minmax(0,1fr) 14px; align-items: center; gap: 4px; padding: 0 7px; border: 1px solid #b4cdcf; border-radius: 4px; color: var(--cadet-deep); background: white; font-size: 8px; font-weight: 800; text-align: left; }
.tree-app-transfer button:hover { border-color: var(--cadet-dark); background: #f8fcfc; }
.tree-app-transfer button > i:first-child { color: var(--cadet-dark); font-size: 13px; }
.tree-app-transfer button > i:last-child { color: var(--cadet); }
.tree-app-transfer button.done { border-color: #94c5aa; color: var(--tree-green); background: #edf7f1; }
.tree-app-transfer button:disabled { cursor: wait; opacity: .76; }
.tree-detail-actions { position: sticky; bottom: -20px; display: flex; flex-wrap: wrap; gap: 5px; margin: 18px -20px -20px; padding: 12px 20px; border-top: 1px solid var(--line); background: rgba(255,255,255,.97); }
.tree-detail-actions a, .tree-detail-actions button { min-height: 34px; display: inline-flex; align-items: center; justify-content: center; gap: 5px; padding: 0 8px; border: 1px solid var(--line); border-radius: 4px; background: white; color: var(--cadet-deep); font-size: 8px; font-weight: 800; text-decoration: none; }
.tree-detail-actions .primary { border-color: var(--cadet-dark); color: white; background: var(--cadet-dark); }
.tree-detail-pdf { width: 100%; height: 560px; margin-top: 16px; border: 1px solid var(--line); }
.tree-pane-empty { min-height: 190px; display: grid; align-content: center; justify-items: center; padding: 20px 10px; color: #8a999c; text-align: center; }
.tree-pane-empty i { font-size: 20px; }
.tree-pane-empty p { margin: 7px 0 0; font-size: 9px; }
.tree-loading { min-height: 180px; display: grid; align-content: center; justify-items: center; gap: 8px; color: var(--muted); font-size: 8px; }
.tree-loading i { color: var(--cadet-dark); font-size: 19px; }
.explorer-toast.success { background: var(--tree-green); }
.explorer-toast.error { background: var(--tree-coral); }

@media (max-width: 1450px) {
    .tree-workspace { grid-template-columns: minmax(275px,315px) minmax(450px,1fr); }
    .tree-workspace.has-detail { grid-template-columns: 275px minmax(350px,.78fr) minmax(470px,1.22fr); }
    .tree-commandbar { grid-template-columns: 250px minmax(330px,1fr) auto; }
}

@media (max-width: 1180px) {
    .tree-workspace { grid-template-columns: 280px minmax(430px,1fr); }
    .tree-workspace.has-detail { grid-template-columns: 250px 370px 480px; overflow-x: auto; }
    .tree-command-actions > span { display: none; }
    .tree-commandbar { grid-template-columns: 230px minmax(300px,1fr) auto; }
}

@media (max-width: 760px) {
    .explorer-route-tree { overflow: hidden; }
    .journal-tree-main { min-height: 500px; }
    .tree-commandbar { min-height: 92px; grid-template-columns: minmax(0,1fr) auto; gap: 7px; padding: 8px 10px; }
    .tree-title h1 { font-size: 20px; }
    .tree-title > span { display: none; }
    .tree-global-search { grid-column: 1 / -1; grid-row: 2; height: 39px; }
    .tree-global-search input { height: 37px; }
    .tree-command-actions { grid-column: 2; grid-row: 1; }
    .tree-command-actions button { width: 35px; padding: 0; justify-content: center; }
    .tree-command-actions button span { display: none; }
    .tree-breadcrumbs { min-height: 39px; padding-inline: 8px; }
    .tree-breadcrumbs button { max-width: 150px; }
    .tree-smartbar { min-height: 43px; padding-inline: 8px; }
    .tree-filter-toggle { width: 100%; }
    .tree-filter-controls { padding-left: 0; }
    .tree-filter-controls label > span { display: none; }
    .tree-filter-controls select { width: 128px; height: 37px; }
    .tree-filter-controls label:nth-of-type(2) select { width: 150px; }
    .tree-filter-controls label:nth-of-type(3) select, .tree-filter-controls label:nth-of-type(4) select { width: 128px; }
    .tree-filter-controls > button { height: 37px; }
    .tree-workspace { display: block; min-width: 0; overflow: hidden; }
    .tree-navigator { width: 100%; height: 100%; display: none; grid-template-rows: 46px minmax(0,1fr); border-right: 0; }
    .tree-workspace[data-mobile-stage="journals"] .tree-navigator,
    .tree-workspace[data-mobile-stage="years"] .tree-navigator,
    .tree-workspace[data-mobile-stage="issues"] .tree-navigator { display: grid; }
    .tree-navigator-head { display: none; }
    .tree-pane, .tree-inspector { width: 100%; height: 100%; display: none; border-right: 0; }
    .tree-navigator .tree-pane.active-pane, .tree-pane.active-pane, .tree-inspector.active-pane { display: grid; }
    .tree-workspace.has-detail .tree-inspector { display: none; }
    .tree-workspace.has-detail .tree-inspector.active-pane { display: grid; }
    .tree-mobile-back { display: grid; }
    .tree-journals .tree-mobile-back { display: none; }
    .tree-article-tools { grid-template-columns: minmax(0,1fr) 112px; }
    .tree-inspector-content { padding: 17px 14px; }
    .tree-detail-abstract { margin-inline: -14px; padding-inline: 14px; }
    .tree-detail-actions { margin-inline: -14px; padding-inline: 14px; }
    .tree-app-transfer > div { grid-template-columns: 1fr; }
}

@media (max-width: 390px) {
    .tree-title .explorer-eyebrow { display: none; }
    .tree-smartbar select { width: 116px; }
    .tree-breadcrumbs button { max-width: 118px; }
    .tree-article-tools { grid-template-columns: minmax(0,1fr) 100px; }
}