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button.is-correct{border-color:var(--green);color:var(--green-2);background:#22c55e24}.tf-btns button.is-wrong{border-color:var(--pink);color:var(--pink-2);background:#f472b61f}.tf-hint{color:var(--muted);font-size:14px}.tf-done{color:var(--text-2);margin:0;font-size:16px;line-height:1.5}.tf-done[hidden],.tf-hint[hidden]{display:none}.tf-done .v{margin-right:8px;font-size:20px}.f-tabs .tabs{margin-top:16px}.card{color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);flex-direction:column;text-decoration:none;transition:border-color .15s;display:flex;overflow:hidden}.card:hover{color:inherit;border-color:#facc158c}.card img{aspect-ratio:16/10;object-fit:cover;width:100%;height:auto;display:block}.lead-card{flex-flow:wrap;margin-top:28px}.lead-card img{flex:520px;width:auto;min-width:0}.lead-card .copy{flex-direction:column;flex:420px;justify-content:center;gap:16px;min-width:0;padding:36px;display:flex}.lead-card .t{color:var(--link);letter-spacing:.14em;font-size:16px}.lead-card h2{font-family:var(--display);margin:0;font-size:48px;font-weight:700;line-height:1.02}.lead-card p{color:var(--text-2);margin:0;font-size:17px;line-height:1.6}.lead-card .go{color:#fff;letter-spacing:.06em;font-size:19px}.f-grid{grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),1fr));gap:18px;margin-top:22px;padding-bottom:56px;display:grid}.f-grid .copy{flex-direction:column;gap:10px;padding:20px 22px 24px;display:flex}.f-grid h3{margin:0;font-size:21px;font-weight:700;line-height:1.3}.f-grid p{color:var(--muted);margin:0;font-size:15px;line-height:1.55}.a-head{padding-top:28px}.crumb{color:var(--muted);margin-bottom:18px;font-size:14px}.crumb a{color:var(--text-2);text-decoration:none}.a-head h1{max-width:940px;font-family:var(--display);margin:0;font-size:clamp(48px,6vw,80px);font-weight:800;line-height:.98}.a-meta{color:var(--muted);margin:18px 0 0;font-size:15px}.a-fig{margin:32px 0 0}.a-fig img{object-fit:cover;border-radius:var(--r-card);width:100%;height:460px;display:block}.a-fig figcaption{color:var(--muted);margin-top:10px;font-size:13px}.a-fig figcaption a{color:inherit}.a-body{flex-wrap:wrap;align-items:flex-start;gap:48px;margin-top:40px;padding-bottom:64px;display:flex}.a-main{flex:999 560px;min-width:0;max-width:680px}.short{background:var(--surface);border-radius:var(--r-card);border:1px solid #94b4ff33;margin-bottom:34px;padding:22px 24px}.short span{color:var(--link);letter-spacing:.14em;font-size:16px}.short p{color:#fff;margin:8px 0 0;font-size:18px;line-height:1.6}.prose p{color:#d5dcea;margin:0 0 22px;font-size:19px;line-height:1.72}.prose h2{font-family:var(--display);text-transform:uppercase;margin:40px 0 14px;font-size:38px;font-weight:800;line-height:1.05}.quick{border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);flex-direction:column;gap:14px;margin:8px 0 34px;padding:26px 0;display:flex}.quick .label{letter-spacing:.14em;color:var(--link);font-size:16px}.quick .s{text-transform:none;margin:0;font-size:34px;font-weight:700;line-height:1.05}.quick .after{color:var(--text-2);margin:0;font-size:16px;line-height:1.55}.quick .after[hidden]{display:none}.src{border-top:1px solid var(--line);margin-top:8px;padding-top:22px}.src h2{letter-spacing:.1em;color:var(--muted);margin:0 0 10px;font-size:22px}.src ul{color:var(--text-2);margin:0;padding-left:18px;font-size:15px;line-height:1.9}.a-side{flex-direction:column;flex:300px;gap:16px;min-width:0;display:flex;position:sticky;top:20px}.y-card{background:var(--yellow);color:var(--on-yellow);border-radius:var(--r-card);flex-direction:column;gap:12px;padding:26px;display:flex}.y-card h2{margin:0;font-size:38px;line-height:.95}.y-card p{color:var(--ink-on-yellow);margin:0;font-size:15px;line-height:1.5}.y-card a{text-align:center;background:var(--on-yellow);color:var(--yellow);letter-spacing:.05em;border-radius:var(--r-button);padding:14px;font-size:22px;text-decoration:none}.keep{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);flex-direction:column;gap:14px;padding:20px;display:flex}.keep .label{letter-spacing:.14em;color:var(--link);font-size:16px}.keep a{color:#fff;align-items:center;gap:12px;font-size:15px;font-weight:600;line-height:1.35;text-decoration:none;display:flex}.keep a:hover{color:var(--yellow)}.keep img{border-radius:var(--r-button);object-fit:cover;flex:none;width:72px;height:72px}@media (width<=900px){.a-side{position:static}.a-fig img{height:280px}}@media (width<=640px){.tf p.s{font-size:32px}.lead-card .copy{padding:22px}.lead-card h2{font-size:36px}.quick .s{font-size:28px}}