/* An instrument below the study illustration, not another dashboard. */
.room-research .research-scene {display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:32px;align-items:center;aspect-ratio:auto;min-height:0;overflow:visible;background:none;clip-path:none;border-radius:0;padding-bottom:24px;border-bottom:1px solid var(--line)}
.room-research .research-scene>img {position:static;grid-column:2;grid-row:1;width:100%;height:auto;aspect-ratio:1.5;object-fit:cover;object-position:55% 25%;border-radius:3px;z-index:auto}
.room-research .research-scene h1 {position:static;grid-column:1;grid-row:1;font:500 var(--page-title)/1.2 var(--chinese);color:var(--ink);text-shadow:none;letter-spacing:-.05em}
.room-research .research-scene:after {display:none}
.research-focus {display:flex;align-items:center;gap:24px;padding:12px 0;border-bottom:1px solid var(--line)}
.research-topics {display:flex;flex-wrap:wrap;gap:18px;font:13px/1.6 var(--sans);color:var(--text)}
.research-focus .room-status {margin-left:auto}
.research-focus .room-action {padding:0;min-height:40px;border:0;background:none;font-size:13px}
.sql-lab {--sql-accent:#28746f;--sql-soft:#e7eeea;--sql-wrong:#94463f;--sql-good:#286f57;margin:32px 0 0;max-width:none;color:var(--ink)}
.sql-lab [hidden] {display:none!important}
.sql-lab button,.sql-lab textarea,.sql-lab pre,.sql-lab summary {outline-offset:5px}
.sql-lab button:focus-visible,.sql-lab textarea:focus-visible,.sql-lab pre:focus-visible,.sql-lab summary:focus-visible,.sql-lab a:focus-visible {outline:2px solid var(--sql-accent)}
.sql-lab-heading {display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:20px;margin:0 0 28px}
.sql-lab-heading p {font:11px var(--sans);letter-spacing:.17em;color:var(--sql-accent);margin:0 0 9px}
.sql-lab-heading h2 {margin:0;font:500 clamp(25px,2.4vw,32px)/1.35 var(--chinese);letter-spacing:-.045em}
.sql-lab-heading>span {font:12px/1.7 var(--chinese);color:var(--muted);padding-bottom:7px}
.sql-case-switch {display:flex;flex-wrap:wrap;gap:4px 25px;border-bottom:1px solid var(--line);margin-bottom:24px}
.sql-case-switch button {display:flex;min-width:0;max-width:100%;overflow-wrap:anywhere;align-items:center;gap:12px;min-height:52px;padding:10px 0 15px;border:0;border-bottom:2px solid transparent;background:none;color:var(--muted);font:13px var(--chinese);cursor:pointer}
.sql-case-switch button span {font:15px var(--condensed);color:var(--sql-accent)}
.sql-case-switch button[aria-pressed="true"] {color:var(--ink);border-bottom-color:var(--sql-accent)}
.sql-case+.sql-case {margin-top:44px}
.sql-lab.is-enhanced .sql-case {margin-top:0}
.sql-question {display:flex;align-items:baseline;gap:16px;margin:25px 0}
.sql-question>span {font:30px var(--condensed);color:var(--sql-accent)}
.sql-question h3 {margin:0;font:500 17px/1.75 var(--chinese)}
.sql-fixtures {display:flex;gap:30px;align-items:start;margin:0 0 29px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.sql-table-wrap {min-width:0;flex:1;max-width:520px;overflow:auto}
.sql-lab table {border-collapse:collapse;width:100%;font:12px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--ink)}
.sql-lab caption {text-align:left;font:500 12px var(--sans);padding-bottom:10px;color:var(--sql-accent)}
.sql-lab caption>span {float:right;font:12px/1.6 var(--sans);color:var(--muted)}
.sql-lab th {text-align:left;font-weight:500;color:var(--muted);border-bottom:1px solid var(--line);white-space:nowrap}
.sql-lab td,.sql-lab th {padding:7px 12px;overflow-wrap:anywhere}
.sql-fixtures td:first-child,.sql-fixtures th:first-child {padding-left:0}
.sql-fixtures tbody tr+tr {border-top:1px solid color-mix(in srgb,var(--line) 55%,transparent)}
.sql-comparison {display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}
.sql-query-panel {min-width:0;border:1px solid var(--line);background:color-mix(in srgb,var(--surface) 50%,transparent);border-top:2px solid var(--sql-accent)}
.sql-query-panel>header {display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 17px;border-bottom:1px solid var(--line);min-height:51px}
.sql-query-panel h4 {margin:0;font:500 13px var(--chinese)}
.sql-lab .sql-text-button {min-height:36px;border:0;background:none;color:var(--sql-accent);font:13px var(--chinese);padding:8px 0;cursor:pointer;white-space:nowrap}
.sql-lab .sql-text-button:hover {text-decoration:underline;text-underline-offset:4px}
.sql-lab textarea,.sql-lab pre {display:block;width:100%;height:190px;margin:0;padding:18px 17px;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--ink);font:13px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:0;tab-size:2;text-align:left;white-space:pre;overflow:auto;resize:vertical;min-height:145px;max-height:360px}
.sql-lab pre code {font:inherit;color:inherit;background:none;padding:0}
.sql-lab textarea {background:color-mix(in srgb,var(--sql-soft) 35%,transparent)}
.sql-result-heading {display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:15px;padding:13px 17px 10px;border-top:1px solid var(--line)}
.sql-result-heading h5 {font:500 13px/1.6 var(--chinese);margin:0;color:var(--muted)}
.sql-result-heading span {font:12px/1.6 var(--chinese);color:var(--muted)}
.sql-result {padding:0 8px 12px;overflow:auto;max-height:330px;min-height:159px}
.sql-result td,.sql-result th {padding:7px 10px}
.sql-result .sql-mark-column {width:22px;min-width:22px;padding-left:8px;padding-right:0;text-align:center}
.sql-result tbody tr {transition:background .2s}
.sql-result tr[data-diff="extra"] {background:color-mix(in srgb,var(--sql-wrong) 10%,transparent)}
.sql-result tr[data-diff="missing"],.sql-result tr[data-diff="order"] {background:color-mix(in srgb,var(--sql-accent) 11%,transparent)}
.sql-result tr[data-diff="extra"] .sql-mark-column {color:var(--sql-wrong)}
.sql-result tr[data-diff="missing"] .sql-mark-column,.sql-result tr[data-diff="order"] .sql-mark-column {color:var(--sql-accent)}
.sql-result-empty {margin:18px 9px;font:13px/1.8 var(--chinese);color:var(--muted)}
.sql-insight {margin:17px 0 0;border-bottom:1px solid var(--line);padding:0 0 17px}
.sql-lab summary {width:fit-content;max-width:100%;cursor:pointer;font:12px/1.8 var(--chinese);color:var(--muted);padding:5px 0;min-height:32px}
.sql-lab details p {max-width:830px;font:13px/1.95 var(--chinese);color:var(--muted);margin:10px 0 3px}
.sql-lab details a {color:var(--sql-accent);text-decoration:underline;text-underline-offset:4px}
.sql-run-bar {display:flex;align-items:center;gap:20px;margin:0 0 24px;padding:16px 0;border-bottom:1px solid var(--line);min-height:47px}
.sql-lab .sql-run {display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:46px;padding:12px 22px;color:var(--surface);background:var(--sql-accent);border:1px solid var(--sql-accent);font:500 13px var(--chinese);cursor:pointer;white-space:nowrap}
.sql-run>span {font-size:10px}
.sql-lab .sql-run:hover {filter:brightness(1.12)}
.sql-lab .sql-run:disabled {cursor:wait;opacity:.65}
.sql-run-bar>p {font:12px/1.75 var(--chinese);color:var(--muted);margin:0}
.sql-run-bar>p[data-state="match"] {color:var(--sql-good)}
.sql-run-bar>p[data-state="different"],.sql-run-bar>p[data-state="error"] {color:var(--sql-wrong)}
.sql-editor-help {font:13px/1.8 var(--chinese);margin:14px 0 0;color:var(--muted)}
.sql-boundaries {margin-top:10px}
.sql-boundaries summary {font-size:10px}
.sql-noscript {font:13px/1.9 var(--chinese);color:var(--muted)}
body.dark-mode .sql-lab,body.nijika:not(.light) .sql-lab {--sql-accent:#8ccfc2;--sql-soft:#17302d;--sql-wrong:#efa59b;--sql-good:#a1d6b0}
@media(max-width:900px) {
  .sql-lab {margin-top:28px}.sql-comparison {grid-template-columns:minmax(0,1fr);gap:16px}.sql-lab textarea,.sql-lab pre {font-size:13px;padding:16px 12px}.sql-query-panel>header {padding-inline:12px}
}
@media(max-width:650px) {
  .room-research .research-scene {grid-template-columns:minmax(0,1fr) 123px;gap:20px;padding-bottom:20px}.room-research .research-focus {flex-wrap:wrap;gap:8px 20px;padding:12px 0}.research-topics {font-size:12px}.research-focus .room-status {font-size:11px}.research-focus .room-action {margin-left:auto}
  .sql-lab {margin-top:24px}.sql-lab-heading {align-items:start}.sql-lab-heading>span {max-width:100%;line-height:1.8;padding:0}
  .sql-lab-heading h2 {font-size:27px}.sql-case-switch {gap:4px 18px;margin-bottom:17px}.sql-question {gap:12px;margin:20px 0}.sql-question h3 {font-size:15px}
  .sql-fixtures {gap:20px;flex-wrap:wrap;padding-bottom:22px;margin-bottom:23px}.sql-table-wrap {flex-basis:100%;max-width:none}.sql-lab td,.sql-lab th {padding:6px 9px}
  .sql-comparison {grid-template-columns:minmax(0,1fr);gap:18px}.sql-lab textarea,.sql-lab pre {font-size:13px;height:180px;padding:15px 12px}.sql-result {min-height:128px}.sql-run-bar {gap:15px;flex-wrap:wrap}.sql-run-bar>p {flex:1;min-width:130px}
  .sql-lab .sql-run {padding-inline:20px}.sql-lab .sql-text-button {min-height:40px}.sql-lab summary {min-height:40px;padding-block:9px}
}
@media(prefers-reduced-motion:reduce) {.sql-result tbody tr {transition:none}}
body.motion-off .sql-result tbody tr {transition:none}

.sql-draft-tools {display:flex;align-items:center;flex-wrap:wrap;gap:8px 20px;margin:0 0 8px;font:11px var(--chinese);color:var(--muted)}
.sql-draft-tools label {display:flex;align-items:center;gap:9px;min-width:0}
.sql-draft-tools select {min-height:36px;max-width:100%;padding:5px 26px 5px 9px;border:1px solid var(--line);border-radius:2px;background:var(--surface);color:var(--ink);font:inherit;outline-offset:4px}
.sql-draft-tools select:focus-visible {outline:2px solid var(--sql-accent)}

.sql-plan {margin-top:17px;border-bottom:1px solid var(--line);padding:0 0 17px;min-width:0}
.sql-plan-table {overflow:auto;max-height:300px;margin-top:12px}
.sql-plan-table table {table-layout:fixed}
.sql-plan-table th:not(:last-child) {width:64px}
.sql-plan-table td:last-child {white-space:normal;overflow-wrap:anywhere}
.sql-plan-table td:first-child,.sql-plan-table th:first-child {padding-left:0}
.sql-plan-table td:not(:last-child) {vertical-align:top;color:var(--muted)}
.sql-plan [data-sql-plan-output] {font:13px/1.8 var(--chinese);color:var(--muted)}

@media(max-width:650px) {.sql-plan-table th:not(:last-child) {width:50px}.sql-plan-table td,.sql-plan-table th {padding-inline:6px}.sql-plan-table td:first-child,.sql-plan-table th:first-child {padding-left:0}}

/* Session history stays folded until requested, beside the recorded experiment. */
.sql-history-controls {display:flex;align-items:end;gap:20px;margin:12px 0}
.sql-history-controls label {display:grid;gap:7px;min-width:0;flex:1;font:11px var(--chinese);color:var(--muted)}
.sql-history-controls select {width:100%;min-width:0;min-height:40px;padding:8px 10px;border:1px solid var(--line);border-radius:0;background:var(--surface);color:var(--ink);font:12px var(--chinese)}
.sql-history-controls select:focus-visible {outline:2px solid var(--sql-accent);outline-offset:4px}
.sql-lab .sql-history pre {height:auto;max-height:190px;min-height:0;border-left:2px solid var(--line);background:color-mix(in srgb,var(--sql-soft) 25%,transparent)}
@media(max-width:650px) {.sql-history-controls {align-items:stretch;flex-direction:column;gap:5px}.sql-history-controls button {align-self:start}}

/* Fixed-dataset validation is opt-in and shares the existing worker budget. */
.sql-suite {margin:0 0 22px;min-width:0}
.sql-suite-output {overflow:auto;max-height:330px}
.sql-suite-output:focus-visible {outline:2px solid var(--sql-accent);outline-offset:4px}
.sql-suite-output table {min-width:540px;font:12px/1.7 var(--chinese)}
.sql-suite-output caption {text-align:left;padding-block:12px;color:var(--muted)}
.sql-suite-output th,.sql-suite-output td {padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);white-space:normal;overflow-wrap:anywhere}
.sql-suite-output [data-state="error"] td,.sql-suite-output [data-state="different"] td {color:var(--ink)}
.sql-suite [data-sql-suite-status] {font:12px/1.8 var(--chinese);color:var(--muted)}


.sql-share-panel {margin:16px 0;padding:18px 20px;border:1px solid var(--line);border-left:3px solid var(--sql-accent);border-radius:3px;background:var(--sql-soft);font:13px/1.8 var(--chinese)}
.sql-share-panel p {margin:0 0 10px}
.sql-share-panel label {display:block}
.sql-share-panel input {box-sizing:border-box;width:100%;min-height:44px;margin:7px 0;padding:10px;border:1px solid var(--line);border-radius:3px;background:var(--surface);color:var(--ink);font:13px/1.6 ui-monospace,monospace}
.sql-share-panel input:focus-visible {outline:2px solid var(--sql-accent);outline-offset:3px}
.sql-lab .sql-share-panel pre {background:var(--surface);color:var(--ink);max-height:220px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.7 ui-monospace,monospace}
.sql-share-panel summary {min-height:44px;cursor:pointer}
@media print {.sql-share-panel {display:none!important}}
/* Interactive disclosures and experiment feedback are reading text, not metadata. */
.sql-lab summary,.sql-lab .sql-boundaries summary {font-size:13px;min-height:44px}
.sql-lab .sql-history p,.sql-lab .sql-suite p,.sql-lab .sql-share-panel p,.sql-lab [data-sql-status] {font-size:13px;line-height:1.85}
.sql-lab .sql-history-controls label,.sql-lab .sql-history-controls select,.sql-lab .sql-draft-tools {font-size:13px}
@media(max-width:650px) {
 .sql-lab .sql-history-controls select,.sql-lab .sql-draft-tools select,.sql-lab .sql-share-panel input {font-size:16px;min-height:44px}
 .sql-lab textarea[data-sql-editor]:not([readonly]) {font-size:16px}
}

.sql-lab .sql-text-button,.sql-lab .sql-draft-tools select,.sql-lab .sql-history-controls select {min-height:44px}
.sql-lab button,.sql-lab .sql-text-button,.sql-lab .sql-run {font-size:13px}

.sql-arrival {display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 28px;padding:10px 16px;border:1px solid var(--line);border-radius:3px;color:var(--ink);font:13px/1.8 var(--chinese)}
.sql-arrival[hidden] {display:none!important}
.sql-arrival p {margin:0}
.sql-arrival button {flex-shrink:0;min-height:44px;padding:8px 0;border:0;background:none;color:var(--ink);font:inherit;text-decoration:underline;text-underline-offset:4px;cursor:pointer}
.sql-arrival button:focus-visible {outline:2px solid var(--ink);outline-offset:4px}
.sql-lab [data-sql-incoming]:focus {outline:2px solid var(--sql-accent);outline-offset:4px}
@media print {.sql-arrival {display:none!important}}

/* Keyboard access to locally scrolling result and fixture tables. */
.sql-lab :is(.sql-table-wrap,.sql-result,.sql-plan-table):focus-visible {outline:2px solid var(--sql-accent);outline-offset:3px}

/* Research editorial opening. SQL controls and runtime remain independent. */
.room-research .personal-research-opening {grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(30px,6vw,80px);align-items:center}
.room-research .personal-eyebrow {font:500 11px/1.6 var(--sans);letter-spacing:.12em;margin-bottom:24px}
.room-research .personal-research-copy h1 {font-size:clamp(42px,5.2vw,72px);line-height:1.05;margin-bottom:20px}
.room-research .personal-research-copy .personal-intro {font:13px/1.6 var(--sans);letter-spacing:.04em;color:var(--muted)}
.room-research .research-opening-question {font:400 clamp(24px,2.9vw,38px)/1.55 var(--chinese);letter-spacing:-.035em;margin:24px 0 14px}
.room-research .research-opening-note {max-width:27em;font:14px/1.9 var(--chinese);color:var(--muted);margin:0}
.room-research .personal-research-art img {aspect-ratio:1.17;max-height:440px;object-fit:cover;object-position:60% center}
.room-research .personal-research-art figcaption {display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font:12px/1.7 var(--chinese);color:var(--muted);margin-top:12px;letter-spacing:.05em}
/* The executable examples follow the opening directly, without duplicate prompts. */
.room-research .personal-research-caption {margin-top:56px;font:13px/1.8 var(--chinese);color:var(--muted)}
@media(max-width:650px) {
 .room-research .personal-research-opening {grid-template-columns:minmax(0,1fr);gap:25px}
 .room-research .personal-research-copy h1 {font-size:46px}
 .room-research .research-opening-question {font-size:28px;margin-top:20px}
 .room-research .personal-research-art img {aspect-ratio:1.65;max-height:280px;object-position:center 40%}
 .room-research .personal-research-caption {margin-top:36px}
}
@media print {
 .room-research .personal-research-opening {display:block}
}