/* Layout: three-pane workbench. Sources (left) → SQL + results (centre) → session tables (right). */
:root{
  --bg:#eef2f1; --panel:#ffffff; --sunk:#f5f8f7; --ink:#14232a; --muted:#5a6c73; --line:#d5dfdd;
  --brand:#14333a; --accent:#f2b63c; --accent-ink:#2a1c00; --link:#0d6f78; --bad:#b3261e; --good:#1c7c4a;
  --f-ui:"Schibsted Grotesk",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-code:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0d1517; --panel:#141f22; --sunk:#0f191b; --ink:#e3ecea; --muted:#8fa3a6; --line:#25363a;
  --brand:#1d4a52; --accent:#f2b63c; --accent-ink:#2a1c00; --link:#5cc8cf; --bad:#ff8a80; --good:#6fd39c; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0d1517; --panel:#141f22; --sunk:#0f191b; --ink:#e3ecea; --muted:#8fa3a6; --line:#25363a;
  --brand:#1d4a52; --accent:#f2b63c; --accent-ink:#2a1c00; --link:#5cc8cf; --bad:#ff8a80; --good:#6fd39c; color-scheme:dark}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 var(--f-ui);display:flex;flex-direction:column}
a{color:var(--link)}
code,kbd{font-family:var(--f-code);font-size:.88em}
button,select,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--link);outline-offset:2px}

.top{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:space-between;
  padding:10px max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));
  padding-top:max(10px,env(safe-area-inset-top,0px));background:var(--panel);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px}
.brand svg{width:32px;height:32px;flex:none}
.b-bg{fill:var(--brand)} .b-bar{stroke:var(--accent);stroke-width:3.4;stroke-linecap:round;fill:none}
.brand b{font-weight:800;font-size:17px;letter-spacing:-.01em;display:block;line-height:1.1}
.brand span{color:var(--muted);font-size:12.5px}
nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.engine{font:500 12px var(--f-code);padding:4px 10px;border-radius:99px;background:var(--sunk);border:1px solid var(--line);color:var(--muted)}
.engine[data-state="ready"]{color:var(--good)} .engine[data-state="ready"]::before{content:"● "}
.engine[data-state="error"]{color:var(--bad)}
.ghost{background:transparent;border:1px solid var(--line);border-radius:6px;padding:6px 12px;cursor:pointer;text-decoration:none;color:var(--ink);font-weight:500;font-size:13.5px}
.ghost:hover{background:var(--sunk)}
.ghost.small{padding:3px 10px;font-size:12.5px}

.layout{flex:1;min-height:0;display:grid;grid-template-columns:310px minmax(0,1fr) 270px;gap:1px;background:var(--line)}
.pane,.work{background:var(--bg);min-height:0;overflow:auto}
.pane{background:var(--panel);display:flex;flex-direction:column}
.pane-head{padding:14px 14px 10px;display:grid;gap:8px;position:sticky;top:0;background:var(--panel);z-index:2;border-bottom:1px solid var(--line)}
.pane h2{margin:0;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.pane h2 small{font-weight:500;letter-spacing:0;text-transform:none}
.pane input[type=search]{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:6px;background:var(--sunk)}

.houses{padding:6px 8px 12px;display:grid;gap:2px}
.cat{font:600 11px var(--f-ui);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);padding:14px 8px 4px}
.house>button{all:unset;box-sizing:border-box;width:100%;display:grid;gap:1px;padding:8px 10px;border-radius:6px;cursor:pointer}
.house>button:hover{background:var(--sunk)}
.house>button:focus-visible{outline:2px solid var(--link)}
.house>button b{font-weight:600;font-size:14px}
.house>button span{color:var(--muted);font-size:12.5px;line-height:1.35}
.house.open>button{background:var(--sunk)}
.house form{display:grid;gap:9px;padding:10px 10px 14px;margin:2px 0 8px;border-left:3px solid var(--accent);background:var(--sunk);border-radius:0 6px 6px 0}
.house form label{display:grid;gap:3px;font-size:12px;color:var(--muted);font-weight:500}
.house form input,.house form select{width:100%;padding:6px 8px;border:1px solid var(--line);border-radius:5px;background:var(--panel);font-size:13.5px;color:var(--ink)}
.house form .hint{font-size:11.5px;color:var(--muted)}
.house form .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.house form a{font-size:12px}
.load{background:var(--accent);color:var(--accent-ink);border:0;border-radius:6px;padding:7px 14px;font-weight:600;cursor:pointer}
.load:disabled{opacity:.6;cursor:progress}
.hf-results{display:grid;gap:2px;max-height:220px;overflow:auto;border:1px solid var(--line);border-radius:5px;background:var(--panel)}
.hf-results button{all:unset;cursor:pointer;padding:5px 8px;font:12.5px var(--f-code);display:flex;justify-content:space-between;gap:8px}
.hf-results button:hover{background:var(--sunk)}
.hf-results small{color:var(--muted);flex:none}
.chips{display:flex;flex-wrap:wrap;gap:4px}
.chips button{border:1px solid var(--line);background:var(--panel);border-radius:99px;padding:2px 9px;font-size:12px;cursor:pointer}
.chips button:hover{border-color:var(--link)}

.upload{padding:12px;border-top:1px solid var(--line);margin-top:auto}
.drop{display:grid;gap:2px;padding:14px;border:1.5px dashed var(--line);border-radius:8px;cursor:pointer;text-align:left}
.drop span{color:var(--muted);font-size:12.5px}
.drop.over{border-color:var(--accent);background:var(--sunk)}

.work{display:grid;grid-template-rows:auto minmax(0,1fr);gap:12px;padding:12px}
.editor-wrap{background:var(--panel);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:8px;border-bottom:1px solid var(--line)}
.toolbar select{padding:6px 8px;border:1px solid var(--line);border-radius:6px;background:var(--panel);max-width:190px;font-size:13px}
.run{background:var(--brand);color:#fff;border:0;border-radius:6px;padding:7px 16px;font-weight:600;cursor:pointer;display:flex;gap:8px;align-items:center}
.run kbd{opacity:.65;font-size:11px}
.run:disabled{opacity:.6}
.spacer{flex:1}
.status{font:12px var(--f-code);color:var(--muted)}
.status.err{color:var(--bad)}
#sql{display:block;width:100%;min-height:170px;height:200px;resize:vertical;border:0;padding:12px 14px;background:var(--panel);color:var(--ink);
  font:13.5px/1.6 var(--f-code);tab-size:2;outline:none}

.results{background:var(--panel);border:1px solid var(--line);border-radius:8px;display:flex;flex-direction:column;min-height:340px;overflow:hidden}
.tabs{display:flex;gap:2px;align-items:center;padding:6px 8px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}
.tabs [role=tab]{background:none;border:0;border-bottom:2px solid transparent;padding:7px 12px;cursor:pointer;font-weight:500;color:var(--muted)}
.tabs [role=tab][aria-selected=true]{color:var(--ink);border-bottom-color:var(--accent)}
.tab-body{flex:1;min-height:0;overflow:auto}
.grid-wrap{overflow:auto;max-height:100%}
table.grid{border-collapse:separate;border-spacing:0;font:12.5px/1.45 var(--f-code);min-width:100%}
.grid th,.grid td{padding:5px 10px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;max-width:420px;overflow:hidden;text-overflow:ellipsis}
.grid th{position:sticky;top:0;background:var(--sunk);font-weight:600;cursor:pointer;z-index:1}
.grid th small{display:block;font-weight:400;color:var(--muted);font-size:10.5px}
.grid td.n{text-align:right;font-variant-numeric:tabular-nums}
.grid td.null{color:var(--muted);font-style:italic}
.grid tr:hover td{background:var(--sunk)}
.grid .rn{color:var(--muted);text-align:right}
.empty{color:var(--muted);padding:16px;margin:0}
.more{padding:8px 12px;color:var(--muted);font-size:12.5px}

.chart-ctl{display:flex;flex-wrap:wrap;gap:10px;padding:10px 12px;border-bottom:1px solid var(--line)}
.chart-ctl label{display:grid;gap:2px;font-size:11.5px;color:var(--muted);font-weight:500}
.chart-ctl select{padding:5px 7px;border:1px solid var(--line);border-radius:5px;background:var(--panel);min-width:110px;max-width:180px;font-size:13px}
.chart{padding:12px;min-height:300px}
.chart .vega-embed{width:100%}
.chart details summary{display:none}

.log{margin:0;padding:10px 14px 10px 34px;font:12.5px/1.6 var(--f-code);color:var(--muted)}
.log li.err{color:var(--bad)} .log li.ok{color:var(--good)}

.tbl-list{padding:8px;display:grid;gap:6px}
.tbl{border:1px solid var(--line);border-radius:6px;padding:8px 10px;display:grid;gap:4px;background:var(--panel)}
.tbl header{display:flex;justify-content:space-between;gap:6px;align-items:baseline}
.tbl b{font:600 13px var(--f-code);word-break:break-all}
.tbl small{color:var(--muted);font-size:11.5px;white-space:nowrap}
.tbl .src{font-size:11.5px;color:var(--muted)}
.tbl .acts{display:flex;flex-wrap:wrap;gap:4px}
.tbl .acts button{border:1px solid var(--line);background:none;border-radius:4px;padding:1px 7px;font-size:11.5px;cursor:pointer;color:var(--ink)}
.tbl .acts button:hover{background:var(--sunk)}
.tbl details{font:11.5px/1.5 var(--f-code);color:var(--muted)}
.tbl details summary{cursor:pointer;font-family:var(--f-ui)}
.tbl details div{max-height:160px;overflow:auto;padding-top:4px}
.tips{padding:4px 14px 18px;color:var(--muted);font-size:12.5px}
.tips h3{font-size:11px;letter-spacing:.08em;text-transform:uppercase;margin:12px 0 4px}
.tips ul{margin:0;padding-left:16px;display:grid;gap:5px}

.toast{position:fixed;bottom:max(18px,env(safe-area-inset-bottom,0px));left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:9px 16px;border-radius:8px;font-weight:500;z-index:20;max-width:calc(100vw - 32px)}

@media (max-width:1100px){.layout{grid-template-columns:280px minmax(0,1fr)}.tables{grid-column:1/-1}}
@media (max-width:760px){
  body{height:auto}.layout{display:flex;flex-direction:column}
  .pane,.work{overflow:visible}.sources .houses{max-height:55vh;overflow:auto}
  .work{padding:10px}.brand span{display:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}