.lab-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:26px;align-items:start;padding-bottom:45px}.lab-sidebar{border:1px solid var(--p-line);border-radius:15px;background:var(--p-paper);padding:16px;position:sticky;top:106px}.lab-sidebar .p-search{padding:9px 11px;min-width:0}.lab-sidebar .p-search input{font-size:11px}.lab-tools{display:flex;flex-direction:column;gap:6px;margin-top:15px}.lab-tool{border:1px solid transparent;border-radius:10px;display:flex;align-items:center;gap:13px;padding:11px 9px;text-align:left;background:transparent;color:var(--p-ink);min-width:0}.lab-tool.selected{background:var(--p-soft);border-color:var(--p-line)}.lab-tool-icon{font:12px monospace;display:grid;place-items:center;min-width:32px;height:32px;border:1px solid var(--p-line);border-radius:7px;color:#8b9a76;background:var(--p-page)}.lab-tool strong{font-size:11px;display:block;font-weight:500}.lab-tool small{font-size:8px;line-height:1.7;display:block;margin-top:6px;color:var(--p-muted)}.lab-workspace{padding:28px;background:var(--p-paper);border:1px solid var(--p-line);border-radius:18px;min-width:0}.lab-workspace-head{border-bottom:1px solid var(--p-line);padding-bottom:19px;margin-bottom:23px}.lab-workspace-head .portal-eyebrow{font-size:7px;margin-bottom:11px}.lab-workspace-head h2{font-size:26px;font-weight:500;letter-spacing:-.8px;margin-bottom:12px}.lab-workspace-head p:not(.portal-eyebrow){font-size:11px;color:var(--p-muted);margin:0}.lab-editor-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.lab-textarea{width:100%;min-width:0;min-height:320px;resize:vertical;border:1px solid var(--p-line);border-radius:10px;padding:17px;background:var(--p-page);color:var(--p-ink);font:12px/1.9 'SFMono-Regular',Consolas,'Noto Sans CJK SC',monospace;tab-size:2;white-space:pre;overflow-wrap:normal;overflow:auto}.lab-textarea[readonly]{background:var(--p-soft)}.lab-run-actions{margin-top:20px}.lab-output-actions{display:flex;gap:10px;flex-wrap:wrap;border-top:1px solid var(--p-line);margin-top:20px;padding-top:18px}.lab-output-actions .p-button{font-size:10px;padding:9px 12px}.lab-feedback{background:#eaf0dd;border:1px solid #d1ddbb;border-radius:10px;color:#637650;padding:14px 17px;font-size:11px;line-height:1.9;margin-top:22px}.lab-feedback.error{background:#f3e3dc;border-color:#dec2b3;color:#a16a53}.lab-checkbox{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--p-muted);margin-bottom:20px}.lab-checkbox input{accent-color:#94a777;width:15px;height:15px}.lab-settings{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:20px}.lab-inline-label{max-width:310px;margin-bottom:20px}.lab-callout{border-left:3px solid #cfb073;padding:13px 17px;background:#f1e9d5;border-radius:4px;font-size:11px;line-height:1.9;color:#9b8051;margin-bottom:21px}.diff-output{margin-top:22px;overflow:auto;border-radius:10px;background:var(--p-page);border:1px solid var(--p-line);max-height:500px}.diff-output:empty{display:none}.diff-line{display:flex;gap:15px;padding:8px 13px;font:11px/1.8 monospace;border-bottom:1px solid #868e7720;min-width:0}.diff-line>span{color:#999b8d;flex-shrink:0;width:66px;font-size:9px;white-space:nowrap}.diff-line>code{white-space:pre-wrap;overflow-wrap:anywhere;min-width:0}.diff-line.add{background:#e0ecd1;color:#547647}.diff-line.remove{background:#f0dfd7;color:#a96d58}.contrast-preview{display:flex;flex-direction:column;gap:20px;align-items:center;justify-content:center;border:1px solid var(--p-line);border-radius:16px;min-height:260px;padding:25px;text-align:center;margin-bottom:24px}.contrast-preview>strong{font-size:29px;font-weight:500;line-height:1.6}.contrast-preview>span{font:22px monospace}.contrast-preview p{font-size:13px;margin:0}.color-result{font:12px/2 monospace;padding:19px 0}.portal-night .lab-feedback{background:#3b4e2b;color:#c7d7af;border-color:#647852}.portal-night .lab-feedback.error{background:#563e35;color:#e2b49a;border-color:#856650}.portal-night .lab-callout{background:#514a35;color:#dfc690}
@media(max-width:1050px){.lab-layout{grid-template-columns:210px minmax(0,1fr);gap:20px}.lab-workspace{padding:23px}.lab-editor-grid{grid-template-columns:1fr}.lab-textarea{min-height:240px}.lab-tool{gap:9px;padding-inline:6px}.lab-tool strong{font-size:10px}.lab-tool small{font-size:7px}}
@media(max-width:760px){.lab-layout{grid-template-columns:1fr;gap:19px}.lab-sidebar{position:static;padding:14px;border-radius:13px}.lab-sidebar .p-search input{font-size:16px}.lab-tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:14px}.lab-tool{display:flex;flex-direction:column;align-items:center;text-align:center;padding:11px 4px;gap:8px;background:var(--p-page);border-color:var(--p-line);border-radius:8px}.lab-tool strong{font-size:11px;line-height:1.7}.lab-tool small{display:none}.lab-tool-icon{width:30px;height:27px;font-size:10px}.lab-workspace{padding:21px;border-radius:15px}.lab-workspace-head h2{font-size:24px}.lab-workspace-head p:not(.portal-eyebrow){font-size:11px;line-height:1.9}.lab-editor-grid{gap:17px}.lab-textarea{font-size:16px;min-height:220px;padding:14px}.lab-settings{gap:13px;grid-template-columns:1fr}.lab-settings .p-input{font-size:16px}.lab-callout{font-size:11px;padding:12px 15px}.lab-feedback{font-size:11px;padding:13px 15px}.lab-output-actions{gap:8px}.lab-output-actions .p-button{font-size:11px}.lab-run-actions .p-button{font-size:11px;padding:10px 12px}.contrast-preview{min-height:235px;padding:20px;gap:20px}.contrast-preview>strong{font-size:24px}.contrast-preview>span{font-size:17px}.contrast-preview p{font-size:11px}.color-result{font-size:11px}.diff-line{padding:7px 10px;font-size:10px;gap:10px}.diff-line>span{width:55px;font-size:8px}}