._shell_1h6l9_1{background:linear-gradient(90deg,#18334c06 1px,transparent 1px),linear-gradient(#18334c06 1px,transparent 1px),var(--paper);background-size:28px 28px;min-height:100vh}._hero_1h6l9_1{grid-template-columns:1fr 310px;align-items:end;gap:50px;max-width:1220px;margin:auto;padding:38px 24px 24px;display:grid}._hero_1h6l9_1>div>p{color:var(--orange);letter-spacing:2.4px;margin:0;font-size:.75rem;font-weight:900}._hero_1h6l9_1 h1{margin:8px 0 14px;font-size:clamp(2.5rem,5vw,4.25rem)}._hero_1h6l9_1>div>div{color:#566977;font-size:1.05rem;line-height:1.55}._hero_1h6l9_1>aside{color:#fff;background:var(--navy);border-radius:18px;padding:22px 24px;box-shadow:8px 8px #d8d0c1}._hero_1h6l9_1 aside small{color:#adc2d2;letter-spacing:1.3px;font-size:.75rem;font-weight:800}._hero_1h6l9_1 aside strong{margin:9px 0 5px;font-family:Georgia,serif;font-size:1.55rem;display:block}._hero_1h6l9_1 aside p{color:#c5d2dc;margin:0;font-size:.9rem;line-height:1.5}._levels_1h6l9_1{grid-template-columns:repeat(4,1fr);gap:9px;max-width:1220px;margin:0 auto 18px;padding:0 24px;display:grid}._levels_1h6l9_1 button{text-align:left;color:var(--ink);cursor:pointer;background:#fffaf2;border:1px solid #d8d1c4;border-radius:12px;padding:12px 14px}._levels_1h6l9_1 span,._levels_1h6l9_1 strong{display:block}._levels_1h6l9_1 span{color:#7b8991;margin-bottom:3px;font-size:.75rem;font-weight:900}._levels_1h6l9_1 strong{font-size:.9rem}._levels_1h6l9_1 ._activeLevel_1h6l9_1{color:#fff;border-color:var(--green);background:var(--green);box-shadow:0 4px #285a48}._levels_1h6l9_1 ._activeLevel_1h6l9_1 span{color:#dcebe5}._workspace_1h6l9_1{background:#fffdf8;border:1px solid #d9d2c6;border-radius:22px;grid-template-columns:1.15fr .85fr;max-width:1220px;margin:auto;display:grid;overflow:hidden;box-shadow:0 20px 60px #33485a15}._builder_1h6l9_1{border-right:1px solid #ddd6ca;padding:34px}._step_1h6l9_1{align-items:center;gap:12px;display:flex}._step_1h6l9_1>span{color:#fff;background:var(--orange);border-radius:20px;place-items:center;min-width:58px;height:28px;font-size:.75rem;font-weight:900;display:grid}._step_1h6l9_1 strong,._step_1h6l9_1 small{display:block}._step_1h6l9_1 strong{font-size:1rem}._step_1h6l9_1 small{color:#697984;margin-top:3px;font-size:.8rem}._step_1h6l9_1>button{color:var(--navy);cursor:pointer;background:#e9f1f5;border:0;border-radius:20px;margin-left:auto;padding:9px 12px;font-size:.8rem;font-weight:800}._equation_1h6l9_1{background:#f3eee4;border-radius:16px;flex-wrap:wrap;justify-content:center;align-items:center;gap:11px;min-height:175px;margin:24px 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button:disabled,._next_1h6l9_1:disabled{color:#89949b;box-shadow:none;cursor:not-allowed;background:#e1e2de}._meaningPanel_1h6l9_1{opacity:.34;pointer-events:none;filter:grayscale(.7);background:linear-gradient(145deg,#fff 0%,#f7f3eb 100%);padding:34px;transition:all .3s}._meaningPanel_1h6l9_1._unlocked_1h6l9_1{opacity:1;pointer-events:auto;filter:none}._meaningPanel_1h6l9_1 ._step_1h6l9_1>span{background:var(--green)}._meaningPanel_1h6l9_1 h2{margin:28px 0 14px;font-family:Georgia,serif;font-size:1.55rem}._meaningChoices_1h6l9_1{gap:9px;display:grid}._meaningChoices_1h6l9_1 button{text-align:left;color:var(--ink);cursor:pointer;background:#fff;border:1px solid #d3d5d1;border-radius:9px;padding:14px;font-size:.92rem}._meaningChoices_1h6l9_1 button._right_1h6l9_1{color:#245c48;border-color:var(--green);background:#e5f1ea}._meaningChoices_1h6l9_1 button._wrong_1h6l9_1{color:#91451f;border-color:var(--orange);background:#f8e7dc}._context_1h6l9_1{border-left:4px solid var(--green);background:#e5f1ea;margin-top:20px;padding:17px}._context_1h6l9_1>small{color:#2d624f;letter-spacing:1px;font-size:.75rem;font-weight:900}._context_1h6l9_1 p{margin:9px 0;font-family:Georgia,serif;font-size:1.1rem;line-height:1.5}._context_1h6l9_1 button{color:var(--blue);cursor:pointer;background:0 0;border:0;padding:0;font-size:.8rem;font-weight:800}._next_1h6l9_1{color:#fff;background:var(--green);width:100%;margin-top:16px;box-shadow:0 4px #285a48}@media (width<=920px){._hero_1h6l9_1{grid-template-columns:1fr}._hero_1h6l9_1>aside{max-width:440px}._workspace_1h6l9_1{grid-template-columns:1fr}._builder_1h6l9_1{border-bottom:1px solid #ddd6ca;border-right:0}._levels_1h6l9_1{grid-template-columns:1fr 1fr}}@media (width<=560px){._hero_1h6l9_1{gap:20px;padding-top:28px}._workspace_1h6l9_1{margin:0 12px}._builder_1h6l9_1,._meaningPanel_1h6l9_1{padding:24px 18px}._step_1h6l9_1{flex-wrap:wrap;align-items:flex-start}._step_1h6l9_1>button{margin-left:70px}._equation_1h6l9_1{padding:18px 9px}._equation_1h6l9_1>b,._equation_1h6l9_1>strong,._equation_1h6l9_1>em{min-width:90px;padding:13px 10px;font-size:1.55rem}._parts_1h6l9_1{grid-template-columns:1fr 1fr}._actions_1h6l9_1{grid-template-columns:1fr}}