/* Adaa — the Lab (section #lab): three live demos on invented data. Script: assets/js/lab.js */

/* shell and tabs */
[data-lab-panel][hidden],[data-lab] [hidden]{display:none!important}
[data-lab-tabs]{display:flex;flex-wrap:wrap;gap:8px;padding:0 0 14px;margin:0 0 18px;border-bottom:1px solid rgba(255,255,255,0.1)}
[data-lab-tab]{display:flex;align-items:center;gap:10px;margin:0;padding:10px 14px;border:1px solid rgba(255,255,255,0.14);background:transparent;color:rgba(255,255,255,0.72);font-family:inherit;text-align:left;cursor:pointer;transition:border-color 200ms ease,background 200ms ease,color 200ms ease}
[data-lab-tab] i{display:block;width:10px;height:10px;flex:none;background:var(--c,#4D7EFF);opacity:0.55;transition:opacity 200ms ease}
[data-lab-tab] span{font-size:14px;font-weight:600;color:#FFFFFF}
[data-lab-tab] small{display:block;font-family:'Courier New',monospace;font-size:11.5px;letter-spacing:0.02em;color:rgba(255,255,255,0.5)}
[data-lab-tab]:hover{border-color:rgba(255,255,255,0.4)}
[data-lab-tab][aria-selected="true"]{border-color:var(--c,#4D7EFF);background:rgba(77,126,255,0.12)}
[data-lab-tab][aria-selected="true"] i{opacity:1}
[data-lab-panel]{outline:none}
[data-lab-panel]:focus-visible{outline:2px solid #4D7EFF;outline-offset:6px}

/* shared pieces */
.lab-box{min-width:0;border:1px solid rgba(255,255,255,0.12);background:rgba(255,255,255,0.03);padding:16px;display:flex;flex-direction:column;gap:12px}
.lab-label{margin:0;font-family:'Courier New',monospace;font-size:11px;letter-spacing:0.08em;text-transform:uppercase;color:rgba(255,255,255,0.45)}
.lab-label b{font-weight:400;color:#FFFFFF}
.lab-mono{margin:0;font-family:'Courier New',monospace;font-size:12.5px;letter-spacing:0.02em;line-height:1.55;color:rgba(255,255,255,0.72)}
.lab-dim{margin:0;font-family:'Courier New',monospace;font-size:12px;letter-spacing:0.02em;line-height:1.55;color:rgba(255,255,255,0.45)}
.lab-caption{margin:0;font-size:14.5px;line-height:1.6;color:rgba(255,255,255,0.8);min-height:2.4em}
.lab-grid-3{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr) minmax(0,320px);gap:14px}
.lab-grid-2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px}
.lab-stack{display:flex;flex-direction:column;gap:14px}
.lab-seg{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.lab-seg > span{margin-right:4px;font-family:'Courier New',monospace;font-size:12px;letter-spacing:0.02em;color:rgba(255,255,255,0.45)}
.lab-seg button,.lab-toggle{margin:0;padding:8px 12px;border:1px solid rgba(255,255,255,0.18);background:transparent;color:rgba(255,255,255,0.72);font-family:'Courier New',monospace;font-size:12.5px;letter-spacing:0.02em;line-height:1.2;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:border-color 160ms ease,background 160ms ease,color 160ms ease}
.lab-seg button:hover,.lab-toggle:hover{border-color:rgba(255,255,255,0.5);color:#FFFFFF}
.lab-seg button[aria-pressed="true"],.lab-toggle[aria-pressed="true"]{border-color:var(--c,#4D7EFF);background:rgba(77,126,255,0.16);color:#FFFFFF}
.lab-toggle i{display:block;width:10px;height:10px;flex:none;border:1px solid var(--c,#4D7EFF);background:transparent;transition:background 160ms ease}
.lab-toggle[aria-pressed="true"] i{background:var(--c,#4D7EFF)}
.lab-btn{margin:0;background:transparent;border:1px solid rgba(255,255,255,0.5);color:#FFFFFF;font-family:inherit;font-size:13.5px;font-weight:600;padding:11px 16px;cursor:pointer;transition:background 200ms ease,border-color 200ms ease,color 200ms ease}
.lab-btn:hover{border-color:#4D7EFF;background:rgba(77,126,255,0.12)}
.lab-btn-primary{margin:0;background:#043BC1;border:1px solid #043BC1;color:#FFFFFF;font-family:inherit;font-size:13.5px;font-weight:600;padding:11px 18px;cursor:pointer;transition:background 200ms ease}
.lab-btn-primary:hover{background:#1A52D4}
.lab-link{margin:0;background:none;border:0;padding:0;font-family:'Courier New',monospace;font-size:12.5px;letter-spacing:0.02em;color:rgba(255,255,255,0.5);text-decoration:underline;text-underline-offset:3px;cursor:pointer;transition:color 200ms ease}
.lab-link:hover{color:#FFFFFF}
.lab-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px}
.lab-table{width:100%;border-collapse:collapse;font-family:'Courier New',monospace;font-size:12.5px;letter-spacing:0.02em;line-height:1.45;color:rgba(255,255,255,0.72)}
.lab-table th{text-align:left;font-weight:400;color:rgba(255,255,255,0.4);padding:0 12px 8px 0;border-bottom:1px solid rgba(255,255,255,0.1);white-space:nowrap}
.lab-table td{padding:8px 12px 8px 0;border-bottom:1px solid rgba(255,255,255,0.06);vertical-align:top}
.lab-table td:first-child{color:#FFFFFF;white-space:nowrap}
.lab-scroll{overflow-x:auto}
.lab-cells{display:flex;gap:4px}
.lab-cells i{display:block;width:10px;height:10px;flex:none;background:#4D7EFF;opacity:0.18;transition:opacity 200ms ease,background 200ms ease}
.lab-cells i[data-on]{opacity:1}
[data-lab-live]{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* 1. Tag Lab */
.tag-product{display:flex;flex-direction:column;gap:10px;padding:14px;border:1px solid rgba(255,255,255,0.14);background:rgba(0,25,45,0.5)}
.tag-img{display:grid;grid-template-columns:repeat(8,10px);gap:4px;width:max-content}
.tag-img i{display:block;width:10px;height:10px;background:#4D7EFF;opacity:var(--o,1)}
.tag-name{margin:0;font-family:Syne,sans-serif;font-weight:700;font-size:18px;line-height:1.2;letter-spacing:-0.01em;color:#FFFFFF}
.tag-btns{display:flex;flex-wrap:wrap;gap:8px}
.tag-btns button{margin:0;padding:9px 12px;border:1px solid rgba(255,255,255,0.4);background:transparent;color:#FFFFFF;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background 160ms ease,border-color 160ms ease}
.tag-btns button:hover{background:rgba(77,126,255,0.16);border-color:#4D7EFF}
.tag-btns button[data-tag-act="purchase"]{background:#043BC1;border-color:#043BC1}
.tag-btns button[data-tag-act="purchase"]:hover{background:#1A52D4}
.tag-btns[data-shake] button{animation:tagShip 420ms cubic-bezier(.2,.7,.3,1)}
@keyframes tagShip{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
[data-tag-flowwrap]{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch}
[data-tag-svg]{display:block;width:100%;height:auto;max-height:280px}
@media (max-width:640px){[data-tag-svg]{min-width:540px}}
[data-tag-svg] text{font-family:'Courier New',monospace;font-size:11px;letter-spacing:0.02em;fill:rgba(255,255,255,0.72)}
[data-tag-svg] text.sub{font-size:9.5px;fill:rgba(255,255,255,0.4)}
[data-tag-svg] text.note{font-size:10px;fill:#FF6B5B}
[data-tag-svg] .node{fill:rgba(255,255,255,0.03);stroke:rgba(255,255,255,0.22)}
[data-tag-svg] .node[data-dim]{stroke:rgba(255,255,255,0.1)}
[data-tag-svg] .node[data-lit]{fill:rgba(77,126,255,0.28);stroke:#4D7EFF}
[data-tag-svg] .edge{stroke:rgba(255,255,255,0.14);stroke-width:1}
[data-tag-svg] .edge[data-off]{stroke:rgba(255,255,255,0.05);stroke-dasharray:3 4}
[data-tag-svg] .edge[data-on]{stroke:rgba(77,126,255,0.55)}
.tag-log{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;max-height:360px;overflow:auto}
.tag-log li{padding:10px 12px;border:1px solid rgba(255,255,255,0.1);background:rgba(0,25,45,0.5);font-family:'Courier New',monospace;font-size:11.5px;letter-spacing:0.01em;line-height:1.5;white-space:pre-wrap;word-break:break-word;color:#FFFFFF;animation:tagIn 220ms ease both}
@keyframes tagIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.tag-log li small{display:block;margin-bottom:4px;color:rgba(255,255,255,0.4)}
.tag-log .k{color:#4D7EFF}.tag-log .s{color:#FFFFFF}.tag-log .n{color:#FFC44D}.tag-log .c{color:#FF6B5B}.tag-log .ok{color:#2ED3B7}
[data-tag-3p]{font-family:Syne,sans-serif;font-weight:700;font-size:16px;color:#FFFFFF}

/* 2. Credit Split */
.credit-paths{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.credit-path{display:flex;align-items:center;gap:6px;margin:0;padding:5px 6px;cursor:pointer;border:1px solid transparent;transition:background 160ms ease,border-color 160ms ease}
.credit-path:hover,.credit-path[data-focus]{background:rgba(77,126,255,0.1);border-color:rgba(77,126,255,0.4)}
.credit-path small{width:22px;flex:none;font-family:'Courier New',monospace;font-size:11px;color:rgba(255,255,255,0.4)}
.credit-path i{display:block;width:10px;height:10px;flex:none;background:var(--c);opacity:var(--o,1);transition:opacity 420ms cubic-bezier(.2,.7,.3,1)}
.credit-path i[data-out]{background:transparent;border:1px solid var(--c);opacity:0.4}
.credit-path i[data-conv]{background:#FFFFFF;margin-left:6px}
.credit-path em{margin-left:auto;font-style:normal;font-family:'Courier New',monospace;font-size:11px;color:rgba(255,255,255,0.4);white-space:nowrap}
.credit-bars{display:flex;flex-direction:column;gap:10px}
.credit-bar{display:grid;grid-template-columns:64px minmax(0,1fr) 46px;align-items:center;gap:10px}
.credit-bar span{font-family:'Courier New',monospace;font-size:12px;letter-spacing:0.02em;color:rgba(255,255,255,0.72)}
.credit-bar .lab-cells i{background:var(--c);opacity:0.12}
.credit-bar b{font-family:Syne,sans-serif;font-weight:700;font-size:15px;color:#FFFFFF;text-align:right}
.credit-total{margin:0;font-family:Syne,sans-serif;font-weight:700;font-size:18px;line-height:1.25;letter-spacing:-0.01em;color:#FFFFFF}
.credit-total small{display:block;font-family:'Courier New',monospace;font-size:12px;font-weight:400;letter-spacing:0.02em;color:rgba(255,255,255,0.5);margin-top:4px}
.credit-totalbar{display:flex;flex-wrap:wrap;gap:4px}
.credit-totalbar i{display:block;width:10px;height:10px;background:#FFFFFF}
.credit-totalbar i[data-over]{background:#FF6B5B;animation:creditOver 320ms ease both}
@keyframes creditOver{from{opacity:0;transform:scale(0.4)}to{opacity:1;transform:none}}
.credit-tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.credit-tile{display:flex;flex-direction:column;gap:6px;padding:14px;border:1px solid rgba(255,255,255,0.12);background:rgba(0,25,45,0.5)}
.credit-tile small{font-family:'Courier New',monospace;font-size:11px;letter-spacing:0.02em;color:rgba(255,255,255,0.45)}
.credit-tile b{font-family:Syne,sans-serif;font-weight:800;font-size:30px;line-height:1;letter-spacing:-0.03em;color:#FFFFFF;transition:color 200ms ease}
.credit-tile em{font-style:normal;font-family:'Courier New',monospace;font-size:11.5px;line-height:1.45;color:rgba(255,255,255,0.6)}
[data-credit-unified] .credit-tile b{color:#4D7EFF}

/* 3. Feed Forge */
.feed-rows{display:flex;flex-direction:column;gap:10px}
.feed-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:10px;border:1px solid rgba(255,255,255,0.1);background:rgba(0,25,45,0.5)}
.feed-row label{display:flex;flex-direction:column;gap:4px;min-width:0}
.feed-row label span{font-family:'Courier New',monospace;font-size:10.5px;letter-spacing:0.04em;color:rgba(255,255,255,0.4)}
.feed-row input,.feed-row select{width:100%;min-width:0;box-sizing:border-box;margin:0;padding:7px 8px;border:1px solid rgba(255,255,255,0.18);border-radius:0;background:rgba(255,255,255,0.04);color:#FFFFFF;font-family:'Courier New',monospace;font-size:12px;letter-spacing:0.02em;outline:none;transition:border-color 160ms ease}
.feed-row select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10'%3E%3Crect width='10' height='10' fill='%234D7EFF'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;padding-right:24px}
.feed-row select option{background:#001529;color:#FFFFFF}
.feed-row input:focus,.feed-row select:focus{border-color:#4D7EFF}
.feed-row input[data-invalid],.feed-row select[data-invalid]{border-color:#FF6B5B;background:rgba(255,107,91,0.08)}
.feed-row input[data-changed],.feed-row select[data-changed]{border-color:#48D2FF}
.feed-xml{margin:0;padding:12px;max-height:440px;overflow:auto;border:1px solid rgba(255,255,255,0.1);background:rgba(0,25,45,0.5);font-family:'Courier New',monospace;font-size:12px;letter-spacing:0.01em;line-height:1.55;color:#FFFFFF;white-space:pre;tab-size:2}
.feed-xml .t{color:#4D7EFF}.feed-xml .a{color:rgba(255,255,255,0.5)}.feed-xml .c{color:#FF6B5B}.feed-xml mark{background:rgba(72,210,255,0.16);color:#48D2FF}.feed-xml s{color:rgba(255,255,255,0.35)}
.feed-rules{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.feed-rules li{display:flex;align-items:center;gap:12px;font-family:'Courier New',monospace;font-size:12.5px;letter-spacing:0.02em;color:rgba(255,255,255,0.72)}
.feed-rules li i{display:block;width:10px;height:10px;flex:none;background:#2ED3B7;transition:background 160ms ease}
.feed-rules li[data-fail] i{background:#FF6B5B}
.feed-rules li[data-fail]{color:#FFFFFF}
.feed-rules li b{margin-left:auto;font-weight:400;color:rgba(255,255,255,0.45);white-space:nowrap}
.feed-log{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;max-height:160px;overflow:auto;font-family:'Courier New',monospace;font-size:12px;letter-spacing:0.02em;color:rgba(255,255,255,0.72)}
.feed-log li{padding:6px 0;border-bottom:1px solid rgba(255,255,255,0.06)}
[data-feed-countdown] i{background:#48D2FF}

/* responsive */
@media (max-width:1000px){.lab-grid-3{grid-template-columns:1fr}.lab-grid-3 > .lab-box:nth-child(2){order:-1}.tag-log{max-height:260px}}
@media (max-width:880px){.lab-grid-2{grid-template-columns:1fr}.credit-tiles{grid-template-columns:1fr}.credit-bar{grid-template-columns:56px minmax(0,1fr) 40px}}
@media (max-width:640px){.feed-row{grid-template-columns:repeat(2,minmax(0,1fr))}.credit-path{flex-wrap:wrap}.credit-path em{margin-left:0;width:100%}}
@media (prefers-reduced-motion:reduce){.credit-path i,.credit-bar .lab-cells i,.tag-log li,.credit-totalbar i,.tag-btns[data-shake] button{animation:none!important;transition:none!important}}
@media print{[data-lab]{break-inside:avoid}}
/* phones: no Lab; the Signal check then follows Approach (white), so its top edge dissolves from white */
@media (max-width:640px){#lab{display:none!important}#check > [data-dither] > svg{fill:#FFFFFF}}