/* GoVibeTool Labs — shared lab components (prefix lk-) */
.lk-wrap{max-width:1180px;margin:0 auto}
.lk-banner{display:flex;gap:10px;align-items:flex-start;background:#fff8e6;border:1px solid #f0d58a;color:#6b4e00;border-radius:14px;padding:10px 14px;font-size:14px;margin:12px 0 18px}
.lk-banner b{white-space:nowrap}
.lk-overall{margin:0 0 10px;color:var(--muted);font-size:14px;font-weight:600}
.lk-tabs{display:flex;gap:6px;overflow-x:auto;padding:4px 2px 10px;scrollbar-width:thin}
.lk-tab{flex:none;min-height:44px;padding:0 16px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:inherit;font-weight:700;cursor:pointer;white-space:nowrap}
.lk-tab[aria-selected="true"]{background:#5548DE;border-color:#5548DE;color:#fff}
.lk-tab:hover:not([aria-selected="true"]){background:#f1eeff}
.lk-panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 14px 40px rgba(30,20,90,.06)}
.lk-panel[hidden]{display:none}
.lk-head h2{margin:0 0 4px;font-size:24px;letter-spacing:-.03em}.lk-sum{margin:0 0 14px;color:var(--muted)}
.lk-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:20px;align-items:start}
@media(max-width:900px){.lk-grid{grid-template-columns:minmax(0,1fr)}}
.lk-stage{min-width:0}
.lk-controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px 16px;margin-bottom:12px}
.lk-field{display:flex;flex-direction:column;gap:4px;min-width:0}
.lk-field label{font-size:13px;font-weight:700;color:var(--ink)}
.lk-field input[type=number],.lk-field input[type=text],.lk-field select,.lk-field textarea{min-height:44px;border:1px solid var(--line);border-radius:10px;padding:8px 10px;font:inherit;background:#fff;color:var(--ink);width:100%;min-width:0}
.lk-field textarea{min-height:88px;resize:vertical}
.lk-range{display:flex;align-items:center;gap:10px;min-height:44px}
.lk-range input[type=range]{flex:1;min-width:0;accent-color:#5548DE;height:28px}
.lk-out{min-width:64px;text-align:right;font-variant-numeric:tabular-nums;font-weight:800;color:#3a2aa8;font-size:14px}
.lk-btn{min-height:44px;padding:0 16px;border-radius:12px;border:1px solid transparent;background:linear-gradient(110deg,#5548DE,#7c6cf7);color:#fff;font:inherit;font-weight:700;cursor:pointer}
.lk-btn:hover{filter:brightness(1.06)}.lk-btn:disabled{opacity:.45;cursor:not-allowed}
.lk-btn.ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}.lk-btn.ghost:hover{background:#f1eeff}
.lk-btn.danger{background:#fff;color:#b3254f;border-color:#f0b9c8}
.lk-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:8px 0}
.lk-canvas-wrap{width:100%;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:linear-gradient(180deg,#fbfaff,#f1eeff)}
.lk-canvas{display:block;width:100%}
.lk-readout{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px;margin:12px 0}
.lk-stat{background:#f6f4ff;border-radius:12px;padding:8px 12px}.lk-stat small{display:block;font-size:11px;font-weight:800;letter-spacing:.08em;color:#5b4fc4;text-transform:uppercase}.lk-stat strong{font-size:20px;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.lk-steps{background:#f6f4ff;border-radius:14px;padding:12px 14px;margin-bottom:12px}
.lk-steps h3{margin:0 0 2px;font-size:15px}.lk-hint{margin:0 0 8px;color:var(--muted);font-size:13px}
.lk-steps ol{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.lk-steps li{display:flex;gap:8px;align-items:flex-start;font-size:14px}.lk-steps li.done{color:#1b6b45}.lk-check{font-weight:900;width:18px;flex:none}
.lk-explain{border:1px solid var(--line);border-radius:14px;padding:4px 14px;margin-bottom:12px;font-size:14px}.lk-explain summary{cursor:pointer;font-weight:800;min-height:44px;display:flex;align-items:center}
.lk-explain p{margin:0 0 8px}.lk-explain code{background:#f1eeff;padding:1px 5px;border-radius:5px}
.lk-real{font-size:13px;color:#6b4e00;background:#fff8e6;border-radius:12px;padding:8px 12px;margin:0}
.lk-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;border-top:1px solid var(--line);padding-top:14px}
.lk-bars{display:grid;gap:5px;margin:8px 0}.lk-bar{display:grid;grid-template-columns:96px 1fr 56px;gap:8px;align-items:center;font-size:13px}.lk-bar i{display:block;height:14px;background:linear-gradient(90deg,#5548DE,#9d8dfa);border-radius:4px;min-width:2px;transition:width .15s}
.lk-table{width:100%;border-collapse:collapse;font-size:13px}.lk-table th,.lk-table td{border-bottom:1px solid var(--line);padding:6px 8px;text-align:left;font-variant-numeric:tabular-nums}
.lk-mono{font:600 12.5px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all;background:#f6f4ff;border-radius:10px;padding:8px 10px}
.lk-good{color:#1b6b45;font-weight:700}.lk-bad{color:#b3254f;font-weight:700}.lk-warn{color:#8a5a00;font-weight:700}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.lk-live{position:absolute;left:-9999px}
:where(.lk-tab,.lk-btn,.lk-field input,.lk-field select,.lk-field textarea,.lk-explain summary):focus-visible{outline:3px solid #5548DE;outline-offset:2px}
@media(prefers-reduced-motion:reduce){.lk-bar i{transition:none}}
@media(max-width:560px){.lk-panel{padding:14px;border-radius:16px}.lk-bar{grid-template-columns:72px 1fr 48px}}
.lk-field[hidden],.lk-panel [hidden],.lk-row [hidden]{display:none!important}
.lk-bitgrid{display:grid;grid-template-columns:repeat(32,1fr);gap:2px;margin:8px 0}.lk-bitgrid i{aspect-ratio:1;background:#e6e1fb;border-radius:2px}.lk-bitgrid i.diff{background:#e35ca9}
.lk-meter{height:12px;background:#ebe8fb;border-radius:8px;overflow:hidden;margin:8px 0}.lk-meter i{display:block;height:100%;background:linear-gradient(90deg,#e35ca9,#e8b04a,#2f9e6b);transition:width .15s}
.lk-list{margin:6px 0;padding-left:20px;font-size:14px}.lk-scroll{overflow-x:auto}.lk-quiz{margin-top:6px}
.lk-btn.ghost{background:transparent}