.qtx-root{max-width:760px;margin:0 auto;padding:104px 20px 72px;color:#e7e9f5}.qtx-crumb{display:flex;align-items:center;gap:8px;margin-bottom:14px;font-size:.8rem;color:#8b93ac}.qtx-crumb a{color:#8df4ff;text-decoration:none}.qtx-crumb a:hover{text-decoration:underline}.qtx-head{margin-bottom:30px}.qtx-head h1{margin:0 0 10px;font-size:clamp(1.7rem,4.6vw,2.4rem);font-weight:900;letter-spacing:-.025em;color:#fff;text-wrap:balance}.qtx-head p{margin:0;max-width:64ch;font-size:1rem;line-height:1.65;color:#b9c0d8}.qtx-examples{display:grid;gap:16px;margin-bottom:34px}.qtx-q{padding:18px 20px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.11)}.qtx-q__top{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:10px}.qtx-q__num{font-size:.7rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#8df4ff}.qtx-q__marks{font-size:.78rem;color:#8b93ac}.qtx-q__body{font-size:1rem;line-height:1.65;overflow-x:auto}.qtx-q__scheme{margin-top:12px}.qtx-q__scheme summary{cursor:pointer;padding:9px 13px;border-radius:999px;display:inline-block;font-size:.84rem;font-weight:700;color:#c9cee0;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14)}.qtx-q__scheme summary:hover{background:rgba(255,255,255,.09)}.qtx-q__scheme summary:focus-visible{outline:2px solid #8df4ff;outline-offset:3px}.qtx-q__scheme>div{margin-top:11px;padding:13px 15px;border-radius:12px;font-size:.94rem;line-height:1.6;color:#c9cee0;background:rgba(0,0,0,.22);overflow-x:auto}.qtx-cta{padding:22px 24px;border-radius:18px;background:linear-gradient(120deg,rgba(126,143,255,.15),rgba(141,244,255,.1));border:1px solid rgba(255,255,255,.14)}.qtx-cta h2{margin:0 0 8px;font-size:1.25rem;font-weight:900;color:#fff}.qtx-cta p{margin:0 0 16px;max-width:60ch;font-size:.95rem;line-height:1.6;color:#b9c0d8}.qtx-cta__actions{display:flex;flex-wrap:wrap;gap:10px}.qtx-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:999px;font-size:.93rem;font-weight:800;text-decoration:none;color:#e7e9f5;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16)}.qtx-btn--primary{color:#0a0b14;background:linear-gradient(120deg,#8df4ff,#7e8fff);border-color:transparent}.qtx-btn:hover{filter:brightness(1.08)}.qtx-btn:focus-visible{outline:2px solid #8df4ff;outline-offset:3px}.qtx-group{margin-bottom:28px}.qtx-group h2{margin:0 0 12px;font-size:.76rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#9aa3c2}.qtx-list{display:grid;gap:8px;margin:0;padding:0;list-style:none}.qtx-list a{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:52px;padding:0 16px;border-radius:13px;text-decoration:none;color:#e7e9f5;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1)}.qtx-list a:hover{background:rgba(255,255,255,.08)}.qtx-list a:focus-visible{outline:2px solid #8df4ff;outline-offset:3px}.qtx-list span{font-size:.8rem;color:#8b93ac;white-space:nowrap}.qtx-empty{padding:18px 20px;border-radius:14px;font-size:.95rem;line-height:1.6;color:#b9c0d8;background:rgba(255,255,255,.03);border:1px dashed rgba(255,255,255,.16)}.qtx-empty a{color:#8df4ff}@media (max-width:560px){.qtx-root{padding:84px 14px 52px}.qtx-q{padding:15px 16px}.qtx-cta{padding:18px 16px}.qtx-cta__actions .qtx-btn{flex:1 1 auto}}