.sc-hero[data-astro-cid-5tuobyp6],.sc-lab[data-astro-cid-5tuobyp6],.sc-notes[data-astro-cid-5tuobyp6]{--pink:#d1039e;--pink-d:#a80280;--teal:#0891b2;--teal-d:#0e7490;--amber:#d97706;--amber-d:#b45309;--violet:#7c3aed;--violet-d:#6d28d9;--ink:#0f172a;--muted:#5b6472;--line:#e6e8f0}.sc-wrap[data-astro-cid-5tuobyp6]{max-width:1180px;margin:0 auto;padding:0 24px}.sc-hero[data-astro-cid-5tuobyp6]{padding:40px 0 18px;background:radial-gradient(760px 360px at 82% -12%,rgba(124,58,237,.1),transparent 60%),linear-gradient(180deg,#fff,#f7f9fc)}.sc-crumb[data-astro-cid-5tuobyp6]{font-size:.82rem;color:#94a3b8;margin-bottom:14px}.sc-crumb[data-astro-cid-5tuobyp6] a[data-astro-cid-5tuobyp6]{color:#94a3b8;text-decoration:none}.sc-crumb[data-astro-cid-5tuobyp6] a[data-astro-cid-5tuobyp6]:hover{color:var(--pink)}.sc-crumb[data-astro-cid-5tuobyp6] span[data-astro-cid-5tuobyp6]{margin:0 4px;color:#cbd5e1}.sc-tags[data-astro-cid-5tuobyp6]{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.sc-tag[data-astro-cid-5tuobyp6]{font-size:.74rem;font-weight:700;padding:5px 11px;border-radius:50px}.sc-tag[data-astro-cid-5tuobyp6].pink{background:#d1039e1a;color:var(--pink-d)}.sc-tag[data-astro-cid-5tuobyp6].violet{background:#7c3aed1a;color:var(--violet-d)}.sc-tag[data-astro-cid-5tuobyp6].amber{background:#d977061f;color:var(--amber)}.sc-tag[data-astro-cid-5tuobyp6].ghost{background:#f1f5f9;color:#475569}.sc-hero[data-astro-cid-5tuobyp6] h1[data-astro-cid-5tuobyp6]{font-size:clamp(1.9rem,4vw,2.6rem);font-weight:800;letter-spacing:-.02em;color:var(--ink);margin:0 0 12px}.sc-lead[data-astro-cid-5tuobyp6]{font-size:1.05rem;color:var(--muted);line-height:1.6}.sc-lead[data-astro-cid-5tuobyp6] strong[data-astro-cid-5tuobyp6],.sc-lead[data-astro-cid-5tuobyp6] b[data-astro-cid-5tuobyp6]{color:var(--ink)}.sc-lead[data-astro-cid-5tuobyp6] em[data-astro-cid-5tuobyp6]{color:var(--violet-d);font-style:italic}.sc-lab[data-astro-cid-5tuobyp6]{padding:12px 0 44px}.sc-lab-inner[data-astro-cid-5tuobyp6]{display:grid;grid-template-columns:1fr 280px;gap:20px;align-items:start}.sc-stage[data-astro-cid-5tuobyp6]{min-width:0}.sc-controls[data-astro-cid-5tuobyp6]{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap}.sc-controls-lbl[data-astro-cid-5tuobyp6]{font-size:.78rem;font-weight:700;color:var(--muted)}.sc-angles[data-astro-cid-5tuobyp6]{display:flex;flex-wrap:wrap;gap:5px}.sc-angles[data-astro-cid-5tuobyp6] button[data-astro-cid-5tuobyp6]{border:1px solid var(--line);background:#fff;color:var(--muted);font:inherit;font-size:.8rem;font-weight:700;padding:5px 9px;border-radius:8px;cursor:pointer}.sc-angles[data-astro-cid-5tuobyp6] button[data-astro-cid-5tuobyp6]:hover{border-color:var(--violet);color:var(--violet-d)}.sc-angles[data-astro-cid-5tuobyp6] button[data-astro-cid-5tuobyp6].active{background:var(--violet);border-color:var(--violet);color:#fff}.sc-seg[data-astro-cid-5tuobyp6]{display:inline-flex;background:#f1f5f9;border:1px solid var(--line);border-radius:10px;padding:3px}.sc-seg-btn[data-astro-cid-5tuobyp6]{border:none;background:none;font:inherit;font-size:.8rem;font-weight:700;color:var(--muted);padding:6px 13px;border-radius:7px;cursor:pointer}.sc-seg-btn[data-astro-cid-5tuobyp6].active{background:#fff;color:var(--violet-d);box-shadow:0 1px 3px #00000014}.sc-fullscreen[data-astro-cid-5tuobyp6]{margin-left:auto;border:1px solid var(--line);background:#fff;color:var(--muted);font:inherit;font-size:.85rem;font-weight:600;padding:7px 13px;border-radius:9px;cursor:pointer}.sc-fullscreen[data-astro-cid-5tuobyp6]:hover{border-color:var(--violet);color:var(--violet-d)}.sc-reset[data-astro-cid-5tuobyp6]{border:1px solid var(--line);background:#fff;color:var(--muted);font:inherit;font-size:.85rem;font-weight:600;padding:7px 13px;border-radius:9px;cursor:pointer}.sc-reset[data-astro-cid-5tuobyp6]:hover{border-color:var(--pink);color:var(--pink)}.sc-canvas[data-astro-cid-5tuobyp6]{width:100%;height:auto;aspect-ratio:1024/576;display:block;background:#fbfcfe;border:1px solid var(--line);border-radius:14px;touch-action:none}.sc-stage[data-astro-cid-5tuobyp6].is-fs{position:fixed;inset:0;z-index:9999;background:#fff;padding:24px;display:flex;flex-direction:column;overflow:auto}.sc-stage[data-astro-cid-5tuobyp6].is-fs .sc-canvas[data-astro-cid-5tuobyp6]{max-width:min(94vw,calc(94vh * 1024 / 576));width:100%;margin:0 auto}.sc-sliders[data-astro-cid-5tuobyp6]{margin-top:16px}.sc-sl[data-astro-cid-5tuobyp6]{font-size:.85rem;color:var(--muted);font-weight:600;display:flex;flex-direction:column;gap:5px;max-width:360px}.sc-sl[data-astro-cid-5tuobyp6] b[data-astro-cid-5tuobyp6]{color:var(--ink);font-weight:800}.sc-sl[data-astro-cid-5tuobyp6] input[data-astro-cid-5tuobyp6]{accent-color:var(--violet)}.sc-drag-hint[data-astro-cid-5tuobyp6]{font-size:.8rem;color:#94a3b8;margin:10px 0 0}.sc-drag-hint[data-astro-cid-5tuobyp6] i[data-astro-cid-5tuobyp6]{margin-right:5px}.sc-readout[data-astro-cid-5tuobyp6]{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;position:sticky;top:14px}.sc-readout[data-astro-cid-5tuobyp6] h3[data-astro-cid-5tuobyp6]{font-size:1rem;font-weight:800;color:var(--ink);margin:0 0 12px}.sc-formula[data-astro-cid-5tuobyp6]{background:#0f172a;color:#fff;border-radius:10px;padding:12px;text-align:center;font-size:1.05rem;font-weight:700;margin-bottom:16px;font-variant-numeric:tabular-nums}.sc-per[data-astro-cid-5tuobyp6]{display:flex;flex-direction:column;gap:9px;margin-bottom:12px}.sc-per[data-astro-cid-5tuobyp6] .frow{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:.9rem;border-bottom:1px solid #f1f5f9;padding-bottom:8px}.sc-per[data-astro-cid-5tuobyp6] .frow:last-child{border-bottom:none;padding-bottom:0}.sc-per[data-astro-cid-5tuobyp6] .flabel{color:var(--muted);font-weight:600}.sc-per[data-astro-cid-5tuobyp6] .fval{font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;text-align:right}.sc-per[data-astro-cid-5tuobyp6] .fval.sin{color:var(--pink-d)}.sc-per[data-astro-cid-5tuobyp6] .fval.cos{color:var(--teal-d)}.sc-per[data-astro-cid-5tuobyp6] .fval.tan{color:var(--violet-d)}.sc-per[data-astro-cid-5tuobyp6] .fexact{font-size:.78rem;color:#94a3b8;font-weight:600}.sc-nature-note[data-astro-cid-5tuobyp6]{font-size:.84rem;color:var(--muted);line-height:1.5;margin:0;background:#f7f9fc;border-radius:8px;padding:10px 12px}.sc-notes[data-astro-cid-5tuobyp6]{padding:8px 0 64px}.sc-h2[data-astro-cid-5tuobyp6]{font-size:1.5rem;font-weight:800;color:var(--ink);margin:0 0 20px}.sc-note-grid[data-astro-cid-5tuobyp6]{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}.sc-note[data-astro-cid-5tuobyp6]{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.sc-note-i[data-astro-cid-5tuobyp6]{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:1.05rem;margin-bottom:12px}.sc-note-i[data-astro-cid-5tuobyp6].pink{background:#d1039e1a;color:var(--pink)}.sc-note-i[data-astro-cid-5tuobyp6].teal{background:#0891b21a;color:var(--teal-d)}.sc-note-i[data-astro-cid-5tuobyp6].amber{background:#d977061f;color:var(--amber)}.sc-note-i[data-astro-cid-5tuobyp6].violet{background:#7c3aed1a;color:var(--violet)}.sc-note[data-astro-cid-5tuobyp6] h4[data-astro-cid-5tuobyp6]{font-size:1rem;font-weight:800;color:var(--ink);margin:0 0 6px}.sc-note[data-astro-cid-5tuobyp6] p[data-astro-cid-5tuobyp6]{font-size:.9rem;color:var(--muted);line-height:1.55;margin:0}.sc-note[data-astro-cid-5tuobyp6] strong[data-astro-cid-5tuobyp6]{color:var(--ink)}.sc-cta[data-astro-cid-5tuobyp6]{margin-top:22px;background:linear-gradient(135deg,#f6f0ff,#eefafd);border:1px solid #e6ddfb;border-radius:14px;padding:16px 20px}.sc-cta[data-astro-cid-5tuobyp6] p[data-astro-cid-5tuobyp6]{margin:0;color:#48505f;font-size:.95rem}.sc-cta[data-astro-cid-5tuobyp6] strong[data-astro-cid-5tuobyp6]{color:var(--violet-d)}.sc-cta[data-astro-cid-5tuobyp6] a[data-astro-cid-5tuobyp6]{color:var(--pink-d);font-weight:700;text-decoration:none}.sc-cta[data-astro-cid-5tuobyp6] a[data-astro-cid-5tuobyp6]:hover{text-decoration:underline}.sc-cta[data-astro-cid-5tuobyp6] i[data-astro-cid-5tuobyp6]{color:var(--violet);margin-right:4px}@media(prefers-color-scheme:dark){.sc-hero[data-astro-cid-5tuobyp6]{background:linear-gradient(180deg,#0b0f17,#0a0e15)}.sc-hero[data-astro-cid-5tuobyp6] h1[data-astro-cid-5tuobyp6],.sc-h2[data-astro-cid-5tuobyp6],.sc-readout[data-astro-cid-5tuobyp6] h3[data-astro-cid-5tuobyp6],.sc-note[data-astro-cid-5tuobyp6] h4[data-astro-cid-5tuobyp6]{color:#eef2f8}.sc-lead[data-astro-cid-5tuobyp6],.sc-note[data-astro-cid-5tuobyp6] p[data-astro-cid-5tuobyp6],.sc-nature-note[data-astro-cid-5tuobyp6]{color:#aab4c4}.sc-lead[data-astro-cid-5tuobyp6] strong[data-astro-cid-5tuobyp6],.sc-lead[data-astro-cid-5tuobyp6] b[data-astro-cid-5tuobyp6]{color:#dbe3ee}.sc-canvas[data-astro-cid-5tuobyp6]{background:#0d121b;border-color:#242c3a}.sc-readout[data-astro-cid-5tuobyp6],.sc-note[data-astro-cid-5tuobyp6]{background:#141a24;border-color:#242c3a}.sc-angles[data-astro-cid-5tuobyp6] button[data-astro-cid-5tuobyp6],.sc-reset[data-astro-cid-5tuobyp6],.sc-fullscreen[data-astro-cid-5tuobyp6],.sc-seg[data-astro-cid-5tuobyp6]{background:#141a24;border-color:#2c3444;color:#c3cad8}.sc-seg-btn[data-astro-cid-5tuobyp6].active{background:#0d121b}.sc-per[data-astro-cid-5tuobyp6] .frow{border-bottom-color:#242c3a}.sc-per[data-astro-cid-5tuobyp6] .fval{color:#eef2f8}.sc-nature-note[data-astro-cid-5tuobyp6]{background:#0d121b}.sc-cta[data-astro-cid-5tuobyp6]{background:linear-gradient(135deg,#161528,#0f1e26);border-color:#2f2a45}.sc-stage[data-astro-cid-5tuobyp6].is-fs{background:#0b0f17}}@media(max-width:820px){.sc-lab-inner[data-astro-cid-5tuobyp6]{grid-template-columns:1fr}.sc-readout[data-astro-cid-5tuobyp6]{position:static}}