/* PSA V19.3 // ARTIFICIAL INTELLIGENCE LABS */
.ai-lab-page{background:radial-gradient(circle at 75% 0,#18302b22,transparent 33%),#080706}.ai-lab-shell{max-width:1180px;margin:0 auto;padding:22px 20px 90px}.ai-lab-hero{margin-bottom:14px}.ai-lab-hero .course-header-image{border-color:#38594f}.ai-lab-progress{padding:15px 4px 0}.ai-lab-progress>div:first-child{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px;font-size:10px;font-weight:900;letter-spacing:.14em;color:#9eb5ad}.ai-lab-progress strong{color:#74e1bd}.ai-lab-note{display:grid;grid-template-columns:180px 1fr;gap:18px;padding:17px 20px;margin:14px 0;border:1px solid #75493c;border-left:4px solid #da6248;background:#21110e;color:#e9d9d1;border-radius:8px}.ai-lab-note strong{font-size:11px;letter-spacing:.15em;color:#ff7f63}.ai-lab-note span{line-height:1.6}.ai-case,.ai-decision{margin-top:14px;padding:24px;border-color:#334a43;background:linear-gradient(160deg,#0d100f,#0b0908 68%)}.ai-case-heading{display:flex;justify-content:space-between;gap:18px;align-items:start;border-bottom:1px solid #2b3834;padding-bottom:14px;margin-bottom:17px}.ai-case-heading h2{margin:4px 0 0;font-size:clamp(27px,4vw,46px);letter-spacing:-.035em}.ai-skill{font:900 10px/1.2 var(--mono);letter-spacing:.13em;color:#81d7ba;border:1px solid #35584c;background:#10211b;border-radius:999px;padding:8px 10px;white-space:nowrap}.ai-lab-brief-text>p{font-size:17px;line-height:1.7;color:#d8d2cd;margin:0 0 18px}.ai-artifact{border:1px solid #30443d;background:#090c0b;border-radius:10px;padding:16px;margin:12px 0 4px;box-shadow:inset 0 0 35px #0ac28a08}.ai-chat-line{border:1px solid #2c3935;background:#111513;border-radius:10px;padding:12px 14px}.ai-chat-line span{display:block;font:900 9px var(--mono);letter-spacing:.14em;color:#ad7d6b;margin-bottom:7px}.ai-chat-line p{margin:0;line-height:1.55}.ai-chat-line.user{max-width:78%;margin:0 auto 14px;background:#17100e;border-color:#493129}.ai-chat-line.bot span{color:#6fd4b3}.ai-chat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ai-terminal{display:grid;gap:10px}.ai-terminal>div{border:1px solid #2a4038;background:#050706;padding:13px;border-radius:7px}.ai-terminal b,.ai-artifact-title{display:block;font:900 9px var(--mono);letter-spacing:.14em;color:#69cdaa;margin-bottom:8px}.ai-terminal>div:nth-child(2){border-color:#6c4036;background:#140a08}.ai-terminal>div:nth-child(2) b{color:#f1775c}.ai-terminal pre{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;color:#d5e4df;font:700 13px/1.55 var(--mono)}.ai-terminal .result p{margin:0;line-height:1.55;color:#c8d1cd}.ai-dataset{display:grid;gap:10px}.ai-data-row{display:grid;grid-template-columns:minmax(110px,1fr) 3fr 48px;gap:10px;align-items:center}.ai-data-row>span{font-size:12px;color:#c5cbc8}.ai-data-row>div{height:12px;background:#181a19;border:1px solid #2d3632;border-radius:999px;overflow:hidden}.ai-data-row i{display:block;height:100%;background:linear-gradient(90deg,#7a3427,#60cba8)}.ai-data-row b{text-align:right;color:#e9e2dc}.ai-artifact-note{margin:4px 0 0;padding-top:10px;border-top:1px solid #27332f;color:#9fa8a4;font-size:12px}.ai-chip-grid{display:flex;flex-wrap:wrap;gap:8px}.ai-chip-grid span,.ai-clues span{border:1px solid #35443f;background:#111614;border-radius:999px;padding:8px 10px;font-size:12px;color:#d7dedb}.ai-warning{margin:13px 0 0;color:#f09b82;font-weight:800}.ai-workflow ol{margin:4px 0 0;padding-left:22px;display:grid;gap:8px}.ai-workflow li{line-height:1.5;color:#d1d8d5}.ai-media-card{display:grid;gap:10px}.ai-media-card>small{font:900 9px var(--mono);letter-spacing:.18em;color:#64d3af}.ai-media-card>strong{font-size:clamp(20px,3vw,30px);line-height:1.22}.ai-clues{display:flex;flex-wrap:wrap;gap:7px}.ai-signal-card{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.ai-signal-card>div{border:1px solid #30413b;background:#0e1311;padding:12px;border-radius:8px}.ai-signal-card small{display:block;font:900 8px var(--mono);letter-spacing:.13em;color:#72cfae;margin-bottom:6px}.ai-signal-card strong{display:block;font-size:13px;line-height:1.45}.ai-artifact blockquote{margin:0 0 13px;border-left:3px solid #da654c;padding:9px 14px;font-size:18px;line-height:1.6;color:#f0e8e2}.ai-decision h3{font-size:clamp(22px,3.3vw,34px);line-height:1.22;margin:18px 0}.ai-answer-options button{min-height:68px}.ai-lab-sources{max-width:1180px;margin:18px auto 0;padding:18px;border:1px solid #2d4039;background:#0b0e0d;border-radius:9px}.ai-lab-sources>div{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.ai-lab-sources a{font-size:11px;color:#8adbbf;border:1px solid #315247;border-radius:999px;padding:8px 10px;text-decoration:none}.ai-lab-sources a:hover{background:#10231d}.ai-lab-closing{margin:18px 0 0;border-top:1px solid #2d3834;padding:20px 4px;font-weight:900;letter-spacing:.08em}.ai-lab-closing span{float:right;color:#75c9ac;font:800 9px var(--mono)}.ai-lab-complete{max-width:1020px;margin:45px auto;padding:48px 30px;text-align:center;border:1px solid #31564a;background:radial-gradient(circle at 50% 0,#1f6e5633,transparent 42%),#0b0c0b;border-radius:14px}.ai-lab-mark{font-size:72px;color:#71d9b6}.ai-lab-complete h1{font-size:clamp(42px,7vw,82px);line-height:.94;margin:10px 0 18px}.ai-lab-complete h1 span{color:#5fd0aa}.ai-lab-complete>p{max-width:700px;margin:0 auto 22px;color:#bac3bf;font-size:16px;line-height:1.6}
@media(max-width:760px){.ai-lab-shell{padding:12px 10px 105px}.ai-case,.ai-decision{padding:16px 13px}.ai-lab-note{grid-template-columns:1fr;gap:7px;padding:14px}.ai-case-heading{display:grid}.ai-skill{justify-self:start}.ai-chat-grid{grid-template-columns:1fr}.ai-chat-line.user{max-width:100%}.ai-signal-card{grid-template-columns:1fr}.ai-data-row{grid-template-columns:1fr 48px}.ai-data-row>div{grid-column:1/-1;grid-row:2}.ai-lab-progress>div:first-child{display:grid}.ai-lab-closing span{display:block;float:none;margin-top:8px}.ai-lab-sources>div{display:grid}.ai-lab-sources a{border-radius:6px}.ai-lab-complete{margin:18px 8px;padding:34px 18px}.ai-chip-grid,.ai-clues{display:grid}.ai-chip-grid span,.ai-clues span{border-radius:6px}}

/* V19.3 AI subject Winner Board responsiveness */
.subject-champ-grid{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
@media(max-width:600px){.subject-champ-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.subject-champ:last-child{grid-column:auto}}

/* V19.3.3 — LEARN FIRST, THEN INTERACT */
.ai-learn-first{margin-top:14px;padding:26px;border-color:#72503f;background:linear-gradient(145deg,#18100d,#0c0d0c 72%);box-shadow:inset 0 0 60px #e47a4210}
.ai-learn-heading{display:flex;align-items:start;justify-content:space-between;gap:18px;padding-bottom:15px;margin-bottom:16px;border-bottom:1px solid #49362d}
.ai-learn-heading h2{margin:5px 0 0;font-size:clamp(28px,4.3vw,48px);line-height:1.02;letter-spacing:-.035em}
.ai-learn-copy>p{margin:0;color:#eee5de;font-size:clamp(17px,2vw,20px);line-height:1.68;max-width:930px}
.ai-learn-terms{margin-top:20px;padding-top:18px;border-top:1px solid #3a302a}
.ai-learn-terms>span{display:block;margin-bottom:10px;font:900 11px/1.2 var(--mono);letter-spacing:.14em;color:#f1a27e}
.ai-learn-terms>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.ai-learn-terms article{padding:14px 15px;border:1px solid #4f3f36;border-radius:9px;background:#100d0b}
.ai-learn-terms article b{display:block;margin-bottom:6px;font-size:13px;letter-spacing:.06em;color:#ffbf9f}
.ai-learn-terms article p{margin:0;color:#d9d1cb;font-size:15px;line-height:1.55}
.ai-remember{margin-top:18px;padding:16px 18px;border:1px solid #37604f;border-left:4px solid #65d0aa;border-radius:8px;background:#0d1814}
.ai-remember small{display:block;margin-bottom:5px;font:900 10px/1.2 var(--mono);letter-spacing:.14em;color:#70d8b3}
.ai-remember strong{display:block;color:#f4eee9;font-size:18px;line-height:1.45;letter-spacing:.015em}
.ai-learn-first .speech-controls{margin-top:16px}
.ai-case-gate{margin-top:14px;border:1px solid #36564b;border-radius:11px;background:#09100d;overflow:hidden}
.ai-case-gate>summary{cursor:pointer;list-style:none;padding:18px 20px;background:linear-gradient(100deg,#10261f,#0d1512);border-bottom:1px solid transparent;user-select:none}
.ai-case-gate>summary::-webkit-details-marker{display:none}
.ai-case-gate>summary span{display:flex;align-items:center;justify-content:space-between;gap:16px}
.ai-case-gate>summary small{font:900 10px/1.2 var(--mono);letter-spacing:.14em;color:#86cbb4}
.ai-case-gate>summary strong{font-size:15px;letter-spacing:.045em;color:#7ce1bd}
.ai-case-gate>summary:hover{background:#143026}
.ai-case-gate[open]>summary{border-bottom-color:#2f4b42;background:#102119}
.ai-case-gate[open]>summary strong{color:#dfebe7}
.ai-case-gate-inner{padding:0 14px 14px}
.ai-case-gate-inner .ai-case,.ai-case-gate-inner .ai-decision{margin-top:14px}
.ai-decision .lesson-question-title span:first-child{color:#7ae0bc}

@media(max-width:760px){
 .ai-learn-first{padding:18px 14px}
 .ai-learn-heading{display:grid;gap:10px}
 .ai-learn-heading .ai-skill{justify-self:start}
 .ai-learn-copy>p{font-size:17px;line-height:1.65}
 .ai-learn-terms>div{grid-template-columns:1fr}
 .ai-remember strong{font-size:16px}
 .ai-case-gate>summary{padding:16px 14px}
 .ai-case-gate>summary span{display:grid;gap:7px}
 .ai-case-gate>summary strong{font-size:14px}
 .ai-case-gate-inner{padding:0 8px 8px}
}