:root{--tl-bg:#f6f8fb;--tl-paper:#fff;--tl-ink:#17233a;--tl-muted:#5b687b;--tl-navy:#0b2347;--tl-blue:#244f82;--tl-line:#dce4ef;--tl-soft:#edf3fa;--tl-soft2:#f1f7f5;--tl-green:#155f52;--tl-warm:#fbf6ea}
body.textLogicLearning{background:var(--tl-bg);color:var(--tl-ink)}
.tlWrap{width:min(1120px,calc(100% - 40px));margin:0 auto}
.tlHero{background:linear-gradient(145deg,#f9fbfe 0%,#eef4fb 55%,#f8fafc 100%);padding:74px 0 58px;border-bottom:1px solid var(--tl-line)}
.tlBreadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px;color:#63738a;margin-bottom:28px}
.tlBreadcrumb a{color:var(--tl-blue);text-decoration:none;font-weight:750}
.tlHeroGrid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(310px,.7fr);gap:46px;align-items:start}
.tlKicker{font-size:12px;font-weight:900;letter-spacing:.13em;color:var(--tl-blue);text-transform:uppercase;margin-bottom:13px}
.tlHero h1{font-size:clamp(40px,5.4vw,68px);line-height:1.06;letter-spacing:-.045em;color:var(--tl-navy);margin:0 0 22px}
.tlHeroLead{font-size:19px;line-height:1.75;color:#34465f;max-width:800px;margin:0 0 26px}
.tlHeroActions{display:flex;gap:12px;flex-wrap:wrap}
.tlBtn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 20px;border-radius:12px;text-decoration:none;font-weight:900;border:1px solid transparent}
.tlBtn.primary{background:var(--tl-navy);color:#fff}
.tlBtn.secondary{background:#fff;color:var(--tl-navy);border-color:#bfcbd9}
.tlBtn.ghost{background:transparent;color:var(--tl-navy);border-color:#aab9ca}
.tlHeroCard{background:#fff;border:1px solid var(--tl-line);border-radius:20px;padding:25px;box-shadow:0 18px 40px rgba(24,52,85,.08)}
.tlHeroCard small{display:block;font-size:12px;font-weight:900;color:var(--tl-blue);margin-bottom:9px}
.tlHeroCard h2{font-size:24px;line-height:1.35;color:var(--tl-navy);margin:0 0 13px}
.tlHeroCard p{margin:0;color:var(--tl-muted);line-height:1.7}
.tlHeroCard ul{margin:16px 0 0;padding-left:19px;color:#34465f}
.tlHeroCard li{margin:8px 0;line-height:1.55}
.tlHeroCard .tlNote{margin-top:17px;padding-top:16px;border-top:1px solid var(--tl-line);font-size:13px}
.tlTrust{background:#fff;border-bottom:1px solid var(--tl-line)}
.tlTrustGrid{display:grid;grid-template-columns:repeat(4,1fr)}
.tlTrustItem{padding:20px 22px;border-right:1px solid var(--tl-line)}
.tlTrustItem:last-child{border-right:0}
.tlTrustItem small{display:block;font-size:12px;color:var(--tl-muted);font-weight:750;margin-bottom:5px}
.tlTrustItem strong{color:var(--tl-navy);font-size:15px}
.tlSection{padding:72px 0}
.tlSection.white{background:#fff}
.tlSection.soft{background:var(--tl-soft)}
.tlSection.warm{background:var(--tl-warm)}
.tlSectionHead{display:grid;grid-template-columns:minmax(0,1fr) minmax(270px,.75fr);gap:36px;align-items:end;margin-bottom:32px}
.tlSectionHead h2{font-size:clamp(31px,4.1vw,46px);letter-spacing:-.03em;line-height:1.16;color:var(--tl-navy);margin:0}
.tlSectionHead p{margin:0;color:var(--tl-muted);line-height:1.72}
.tlAnswer{background:var(--tl-navy);color:#fff;border-radius:20px;padding:31px}
.tlAnswer .tlKicker{color:#bcd4f1}
.tlAnswer h2{font-size:30px;line-height:1.35;margin:0 0 12px}
.tlAnswer p{font-size:18px;line-height:1.75;margin:0;color:#edf4fc}
.tlCoreGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.tlCore{background:#fff;border:1px solid var(--tl-line);border-radius:17px;padding:23px}
.tlCore b{display:block;color:var(--tl-navy);font-size:21px;margin-bottom:9px}
.tlCore p{margin:0;color:var(--tl-muted);line-height:1.65}
.tlHierarchy{margin-top:22px;background:#fff;border:1px solid var(--tl-line);border-radius:18px;padding:26px}
.tlHierarchyRow{display:grid;grid-template-columns:repeat(5,auto);justify-content:center;align-items:center;gap:14px;overflow:auto;padding:5px}
.tlLevel{min-width:142px;text-align:center;border:1px solid #c7d3e2;border-radius:14px;padding:16px;background:#f9fbfd}
.tlLevel strong{display:block;color:var(--tl-navy);font-size:20px}.tlLevel span{display:block;color:var(--tl-muted);font-size:12px;margin-top:5px}
.tlArrow{font-size:24px;color:var(--tl-blue);font-weight:900}
.tlHierarchyNote{margin:18px 0 0;text-align:center;color:var(--tl-muted);line-height:1.65}
.tlRelationGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tlRelation{background:#fff;border:1px solid var(--tl-line);border-radius:16px;padding:22px}
.tlRelation span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#eaf1f9;color:var(--tl-navy);font-weight:950;margin-bottom:14px}
.tlRelation h3{margin:0 0 8px;color:var(--tl-navy);font-size:20px}.tlRelation p{margin:0;color:var(--tl-muted);line-height:1.62}
.tlTrapGrid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.tlTrap{background:#fff;border:1px solid var(--tl-line);border-radius:18px;padding:26px}
.tlTrap .label{display:inline-block;font-size:12px;font-weight:900;color:var(--tl-blue);background:#edf3fa;border-radius:999px;padding:7px 10px;margin-bottom:13px}
.tlTrap h3{font-size:25px;color:var(--tl-navy);margin:0 0 10px}
.tlTrap p{margin:0;color:var(--tl-muted);line-height:1.68}
.tlLogicLine{margin-top:16px;padding:16px 18px;border-radius:12px;background:#f7f9fc;border:1px solid #e2e8ef;font-weight:850;color:#263a56}
.tlCheck{margin-top:18px;border-left:4px solid var(--tl-green);background:var(--tl-soft2);padding:16px 18px;color:#285149;line-height:1.65}
.tlWorked{display:grid;gap:10px}
.tlWorkedRow{display:grid;grid-template-columns:72px minmax(0,1.35fr) minmax(240px,.9fr);gap:14px;align-items:start;background:#fff;border:1px solid var(--tl-line);border-radius:14px;padding:16px 18px}
.tlWorkedRow .n{font-weight:900;color:var(--tl-blue)}.tlWorkedRow .sentence{color:#22354e;line-height:1.55}.tlWorkedRow .role{color:var(--tl-muted);line-height:1.55}
.tlWorkedRow.emphasis{border-color:#a9bdd3;background:#f8fbfe}
.tlShift{margin-top:18px;background:var(--tl-navy);color:#fff;border-radius:15px;padding:20px;line-height:1.7}
.tlChunkGrid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
.tlChunks{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.tlChunk{min-height:125px;border:1px solid #c7d4e3;border-radius:15px;background:#fff;padding:18px;display:flex;flex-direction:column;justify-content:space-between}
.tlChunk small{color:var(--tl-muted);font-weight:800}.tlChunk b{color:var(--tl-navy);font-size:17px}
.tlFlow{display:grid;gap:10px}
.tlFlowStep{display:grid;grid-template-columns:44px 1fr;gap:13px;align-items:start;background:#fff;border:1px solid var(--tl-line);border-radius:14px;padding:16px}
.tlFlowStep i{font-style:normal;width:34px;height:34px;border-radius:50%;background:var(--tl-navy);color:#fff;display:grid;place-items:center;font-weight:900}
.tlFlowStep b{display:block;color:var(--tl-navy);margin-bottom:5px}.tlFlowStep p{margin:0;color:var(--tl-muted);line-height:1.58}
.tlClassGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tlClassCard{background:#fff;border:1px solid var(--tl-line);border-radius:16px;padding:22px}
.tlClassCard strong{display:block;font-size:18px;color:var(--tl-navy);margin-bottom:8px}.tlClassCard p{margin:0;color:var(--tl-muted);line-height:1.6}
.tlObservation{margin-top:20px;background:#fff;border:1px solid var(--tl-line);border-radius:16px;padding:22px;color:#2a3d57;line-height:1.7}
.tlSubjectGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tlSubject{background:#fff;border:1px solid var(--tl-line);border-radius:15px;padding:21px}
.tlSubject h3{font-size:19px;color:var(--tl-navy);margin:0 0 8px}.tlSubject p{margin:0;color:var(--tl-muted);line-height:1.6}
.tlApp{background:linear-gradient(135deg,#0b2347,#244f82);color:#fff;border-radius:22px;padding:34px}
.tlAppGrid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:32px;align-items:center}
.tlApp h2{font-size:36px;line-height:1.2;margin:0 0 12px}.tlApp p{margin:0;color:#e7eef8;line-height:1.7}
.tlAppSteps{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.tlAppStep{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:16px}
.tlAppStep b{display:block;margin-bottom:6px}.tlAppStep span{font-size:13px;color:#e1e9f5;line-height:1.5}
.tlAppActions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.tlApp .tlBtn.primary{background:#fff;color:var(--tl-navy)}.tlApp .tlBtn.secondary{background:transparent;color:#fff;border-color:#9bb2cf}
.tlProofGrid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.tlProof{background:#fff;border:1px solid var(--tl-line);border-radius:17px;padding:24px}
.tlProof small{display:block;color:var(--tl-green);font-weight:900;margin-bottom:9px}.tlProof h3{margin:0 0 8px;color:var(--tl-navy);font-size:22px}.tlProof p{margin:0;color:var(--tl-muted);line-height:1.65}.tlProof a{display:inline-block;margin-top:14px;color:var(--tl-blue);font-weight:900;text-decoration:none}
.tlFaq{display:grid;gap:10px}
.tlFaq details{background:#fff;border:1px solid var(--tl-line);border-radius:13px;padding:18px 20px}
.tlFaq summary{cursor:pointer;color:var(--tl-navy);font-weight:900}.tlFaq p{margin:12px 0 0;color:var(--tl-muted);line-height:1.67}
.tlCta{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:25px;align-items:center;background:#fff;border:1px solid var(--tl-line);border-radius:20px;padding:30px;box-shadow:0 15px 34px rgba(24,52,85,.06)}
.tlCta h2{font-size:31px;line-height:1.3;color:var(--tl-navy);margin:0 0 10px}.tlCta p{margin:0;color:var(--tl-muted);line-height:1.67;max-width:760px}
.tlCtaActions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.tlFineprint{font-size:13px;color:var(--tl-muted);line-height:1.65;margin:18px 0 0}
@media(max-width:940px){
 .tlHeroGrid,.tlSectionHead,.tlChunkGrid,.tlAppGrid,.tlCta{grid-template-columns:1fr}
 .tlCoreGrid,.tlRelationGrid,.tlClassGrid,.tlSubjectGrid{grid-template-columns:1fr 1fr}
 .tlTrapGrid,.tlProofGrid{grid-template-columns:1fr}
 .tlTrustGrid{grid-template-columns:1fr 1fr}
 .tlCtaActions{justify-content:flex-start}
}
@media(max-width:660px){
 .tlWrap{width:min(100% - 28px,1120px)}
 .tlHero{padding:48px 0 40px}.tlHero h1{font-size:39px}.tlHeroLead{font-size:17px}
 .tlSection{padding:54px 0}
 .tlCoreGrid,.tlRelationGrid,.tlClassGrid,.tlSubjectGrid,.tlAppSteps,.tlTrustGrid{grid-template-columns:1fr}
 .tlTrustItem{border-right:0;border-bottom:1px solid var(--tl-line)}.tlTrustItem:last-child{border-bottom:0}
 .tlHierarchyRow{justify-content:start}.tlLevel{min-width:126px}
 .tlWorkedRow{grid-template-columns:1fr}.tlWorkedRow .n{font-size:12px}
 .tlChunks{grid-template-columns:1fr 1fr}
 .tlApp{padding:26px}.tlApp h2{font-size:30px}
}