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li{align-items:flex-start;gap:12px;display:flex}.step-n{width:26px;height:26px;font-family:var(--font-mono);background:var(--surface-2);border:1px solid var(--line);border-radius:8px;flex:none;place-items:center;margin-top:1px;font-size:.8rem;font-weight:700;display:grid}.case-grid{grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:14px;display:grid}.case-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;flex-direction:column;min-width:0;transition:border-color .2s,box-shadow .2s;display:flex;overflow:hidden}.case-card.active{border-color:color-mix(in srgb, var(--accent) 55%, transparent);box-shadow:0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent), 0 14px 30px #0000002e}.case-thumb{background:radial-gradient(70% 70% at 50% 40%, color-mix(in srgb, var(--surface-3) 80%, transparent), transparent 72%), var(--surface-2);border:0;border-bottom:1px solid var(--line);place-items:center;padding:18px 12px 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h3{margin-top:6px}.widget-text{color:var(--fg-2);min-height:3em;font-size:.95rem}.color-pairs{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.color-pair{background:var(--surface);border:1px solid var(--line);border-radius:16px;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;padding:14px;display:grid}.color-pair .swatch{border-radius:9px;width:34px;height:34px;box-shadow:inset 0 0 0 1px #00000026}.pair-line{background:repeating-linear-gradient(90deg, var(--line-strong) 0 6px, transparent 6px 10px);height:2px}.pair-label{text-align:center;color:var(--fg-2);grid-column:1/-1;font-size:.88rem;font-weight:650}.np-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:6px;display:grid}.np-col{flex-direction:column;gap:6px;display:flex}.np-btn{--mc:var(--muted);border:1px solid var(--line);background:var(--surface-2);min-height:44px;font-family:var(--font-mono);border-radius:11px;font-weight:700;transition:background .12s,transform .12s;position:relative}.np-btn:before{content:"";background:var(--mc);border-radius:2px;width:6px;height:6px;position:absolute;top:6px;left:6px}.np-btn:hover{background:var(--surface-3)}.np-btn:active{transform:scale(.95)}.np-toggle{align-self:flex-start}.quiz-score{color:var(--muted);flex-wrap:wrap;gap:12px;font-size:.82rem;display:flex}.quiz-options{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.quiz-opt{border:1px solid var(--line-strong);background:var(--surface-2);border-radius:13px;justify-content:center;align-items:center;gap:6px;min-height:52px;font-size:1.15rem;font-weight:700;transition:background .15s,border-color .15s,opacity .15s;display:flex}.quiz-opt svg{width:18px;height:18px}.quiz-opt:hover:not(:disabled){background:var(--surface-3)}.quiz-opt:disabled{cursor:default}.quiz-opt.right{background:var(--good-soft);border-color:var(--good);color:var(--good)}.quiz-opt.wrong{background:var(--bad-soft);border-color:var(--bad);color:var(--bad)}.quiz-opt.dim{opacity:.45}.quiz-ok{color:var(--good);font-weight:700}.quiz-bad{color:var(--bad);font-weight:700}.facts{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.fact{background:var(--surface);border:1px solid var(--line);border-radius:18px;flex-direction:column;gap:8px;min-width:0;padding:18px;display:flex}.fact strong{overflow-wrap:anywhere;font-size:clamp(1rem,.8rem + .9vw,1.5rem);line-height:1.15}.fact span{color:var(--fg-2);font-size:.88rem}.timeline{flex-direction:column;margin:0;padding:0 0 0 4px;list-style:none;display:flex}.timeline li{grid-template-columns:64px minmax(0,1fr);gap:16px;padding:0 0 18px;display:grid;position:relative}.timeline li:before{content:"";background:var(--c-r);border-radius:3px;width:9px;height:9px;position:absolute;top:8px;left:76px}.timeline li:after{content:"";background:var(--line-strong);width:1px;position:absolute;top:22px;bottom:0;left:80px}.timeline li:last-child:after{display:none}.tl-year{color:var(--fg);text-align:right;font-weight:700}.timeline p{color:var(--fg-2);padding-left:22px}.cheatsheet{flex-direction:column;display:flex}.cs-row{border-bottom:1px solid var(--line);grid-template-columns:90px minmax(0,1fr) auto;align-items:center;gap:14px;padding:14px 16px;display:grid}.cs-row:last-child{border-bottom:0}.cs-step{color:var(--muted);font-size:.78rem;font-weight:700}.cs-main{flex-direction:column;gap:6px;min-width:0;display:flex}.practice-card{background:color-mix(in srgb, var(--c-g) 8%, var(--surface));border:1px solid color-mix(in srgb, var(--c-g) 28%, transparent);border-radius:18px;gap:16px;padding:18px 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