.GameOfLife_root__fMvD1{color:var(--p2l-text);font-family:var(--p2l-font-sans);display:flex;flex-direction:column;gap:var(--p2l-space-4)}.GameOfLife_layout__KSEQJ{display:grid;grid-template-columns:300px minmax(0,1fr) 340px;grid-gap:var(--p2l-space-4);gap:var(--p2l-space-4);align-items:start}.GameOfLife_controls__vsCHm,.GameOfLife_learn__lIJBz{align-self:start;min-width:0}.GameOfLife_stage__perkK{display:flex;flex-direction:column;gap:var(--p2l-space-3);min-width:0}@media (max-width:1250px){.GameOfLife_layout__KSEQJ{grid-template-columns:280px minmax(0,1fr)}.GameOfLife_learn__lIJBz{grid-column:1/-1}}@media (max-width:820px){.GameOfLife_layout__KSEQJ{grid-template-columns:1fr}.GameOfLife_stage__perkK{order:-1}}.GameOfLife_card__qLYZ6{background:var(--p2l-surface);border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow);padding:16px 16px 18px;min-width:0}.GameOfLife_cardHead___2Rr2{display:flex;align-items:center;gap:10px;margin-bottom:10px}.GameOfLife_card__qLYZ6 h3{margin:0;font-size:14px;font-weight:700;display:flex;align-items:center;gap:7px}.GameOfLife_card__qLYZ6 p{margin:0 0 8px;font-size:12.5px;line-height:1.55;color:var(--p2l-text-muted)}.GameOfLife_infoDot__mm75j{position:relative;display:inline-grid;place-items:center;width:15px;height:15px;border:1px solid var(--p2l-border);border-radius:50%;font-size:9px;font-weight:800;font-style:normal;color:var(--p2l-accent-strong);background:var(--p2l-surface);cursor:help;flex:none;margin-left:4px;text-transform:none;letter-spacing:0}.GameOfLife_infoDot__mm75j:focus-visible,.GameOfLife_infoDot__mm75j:hover{border-color:var(--p2l-accent);background:var(--p2l-accent-glow);outline:none}.GameOfLife_infoTip___lBf0{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:min(17rem,66vw);padding:8px 10px;border-radius:var(--p2l-radius-sm);background:var(--p2l-text);color:var(--p2l-on-ink);font-family:var(--p2l-font-sans);font-size:11px;font-weight:500;line-height:1.45;text-align:left;text-transform:none;letter-spacing:0;box-shadow:var(--p2l-shadow-lg);opacity:0;pointer-events:none;transition:opacity .12s ease;z-index:20}.GameOfLife_tipLeft__enEG9{left:0;transform:none}.GameOfLife_tipRight__l5xbt{left:auto;right:0;transform:none}.GameOfLife_infoDot__mm75j:focus-visible .GameOfLife_infoTip___lBf0,.GameOfLife_infoDot__mm75j:hover .GameOfLife_infoTip___lBf0{opacity:1}.GameOfLife_stats__btcBE{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));grid-gap:10px;gap:10px}@media (max-width:760px){.GameOfLife_stats__btcBE{grid-template-columns:repeat(3,minmax(0,1fr))}}.GameOfLife_stat__v9ftV{background:var(--p2l-surface);border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow);padding:8px 12px;min-width:0}.GameOfLife_statValue__D2d1z{display:block;font-family:var(--p2l-font-mono);font-size:18px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.GameOfLife_statText__GZ20_{font-family:var(--p2l-font-sans);font-size:15px}.GameOfLife_toneOk__Nrftg{color:#059669}.GameOfLife_toneDead__9ofVp{color:#dc2626}.GameOfLife_toneCycle__8ZlgU{color:#b45309}.GameOfLife_statLabel__y0zsb{display:flex;align-items:center;font-size:10.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--p2l-text-muted)}.GameOfLife_section__7Wba_{margin-bottom:18px}.GameOfLife_section__7Wba_:last-child{margin-bottom:0}.GameOfLife_sectionTitle__MxJfL{display:flex;align-items:center;gap:4px;margin:0 0 10px;font-family:var(--p2l-font-mono);font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--p2l-text-muted)}.GameOfLife_sectionTitle__MxJfL:after{content:"";flex:1 1;height:1px;margin-left:6px;background:var(--p2l-border-soft)}.GameOfLife_field__se4ax{margin:12px 0}.GameOfLife_fieldHead__RYQCH{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:5px;font-size:12px}.GameOfLife_fieldHead__RYQCH label{display:inline-flex;align-items:center;font-weight:700;min-width:0}.GameOfLife_sval__I2asq{font-family:var(--p2l-font-mono);font-weight:700;font-size:11.5px;color:var(--p2l-accent-strong);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap}.GameOfLife_range__aIDJt{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:var(--p2l-radius-pill);background:linear-gradient(to right,var(--p2l-accent) 0,var(--p2l-accent) var(--fill,50%),var(--p2l-border-soft) var(--fill,50%),var(--p2l-border-soft) 100%);outline:none;cursor:pointer}.GameOfLife_range__aIDJt::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--p2l-accent);box-shadow:0 1px 3px rgba(0,0,0,.25);cursor:pointer}.GameOfLife_range__aIDJt::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--p2l-accent);cursor:pointer}.GameOfLife_range__aIDJt:focus-visible{box-shadow:0 0 0 3px var(--p2l-accent-glow)}.GameOfLife_hint__azgAc{margin:6px 0 0;font-size:11.5px;line-height:1.5;color:var(--p2l-text-faint)}.GameOfLife_select__Z8kjH{width:100%;padding:7px 9px;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-sm);background:var(--p2l-surface);color:var(--p2l-text);font:inherit;font-size:12.5px}.GameOfLife_mono___SarS{font-family:var(--p2l-font-mono)}.GameOfLife_check__o_K1W{display:flex;align-items:center;gap:8px;margin:8px 0;font-size:12.5px}.GameOfLife_check__o_K1W input{accent-color:var(--p2l-accent);width:15px;height:15px;cursor:pointer}.GameOfLife_check__o_K1W label{cursor:pointer;font-weight:600}.GameOfLife_btnRow__IbW_Q{display:flex;flex-wrap:wrap;gap:6px}.GameOfLife_pill__YpapU{border:1px solid var(--p2l-border);background:var(--p2l-surface);color:var(--p2l-text);border-radius:var(--p2l-radius-pill);padding:7px 12px;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer;white-space:nowrap}.GameOfLife_pill__YpapU:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.GameOfLife_pillActive__xzqDc,.GameOfLife_pillActive__xzqDc:hover,.GameOfLife_pillPrimary__HuDQB,.GameOfLife_pillPrimary__HuDQB:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.GameOfLife_grow__mOxWv{flex:1 1}.GameOfLife_kbd__ncpku{font-family:var(--p2l-font-mono);font-size:10.5px;background:var(--p2l-bg-elevated);border:solid var(--p2l-border-soft);border-width:1px 1px 2px;border-radius:5px;padding:0 5px;color:var(--p2l-text)}.GameOfLife_legend__DM_ES{height:10px;border-radius:5px;margin-top:8px}.GameOfLife_legendLabels__B61Rv{display:flex;justify-content:space-between;font-size:11px;color:var(--p2l-text-faint);margin-bottom:6px}.GameOfLife_patterns__oI0xu{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:6px;gap:6px}.GameOfLife_pat__4zWaD{display:flex;flex-direction:column;align-items:center;gap:2px;padding:5px 2px 3px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);cursor:pointer;min-width:0}.GameOfLife_pat__4zWaD canvas{width:44px;height:44px}.GameOfLife_pat__4zWaD span{font-size:10px;line-height:1.15;text-align:center;color:var(--p2l-text-muted);-webkit-hyphens:manual;hyphens:manual}.GameOfLife_patActive__WLDOO,.GameOfLife_pat__4zWaD:hover{border-color:var(--p2l-accent)}.GameOfLife_patActive__WLDOO{background:var(--p2l-accent-glow)}.GameOfLife_patInfo__mmD78{margin-top:8px;padding:8px 10px;min-height:40px;border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);font-size:12px;line-height:1.5;color:var(--p2l-text-muted)}.GameOfLife_patInfo__mmD78 b{color:var(--p2l-text)}.GameOfLife_tag__USJts{display:inline-block;margin-left:6px;padding:1px 7px;border-radius:var(--p2l-radius-pill);background:var(--p2l-accent-glow);color:var(--p2l-accent-strong);font-size:10px;font-weight:700}.GameOfLife_toolbar__1pQwy{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.GameOfLife_sep__6nzh3{width:1px;height:24px;background:var(--p2l-border-soft)}.GameOfLife_shortcuts__zpvJa{font-size:11.5px;color:var(--p2l-text-muted)}.GameOfLife_worldWrap__U8yA3{position:relative;display:grid;place-items:center;height:clamp(320px,64vh,820px);overflow:hidden;background:#070b17;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow)}.GameOfLife_world__2EHP3{display:block;touch-action:none;cursor:crosshair;image-rendering:pixelated}.GameOfLife_overlayHint__xy8qi{position:absolute;left:12px;bottom:10px;padding:4px 10px;border-radius:8px;background:rgba(7,11,23,.75);color:#8e9ac2;font-size:12px;pointer-events:none}.GameOfLife_chartKey__f7sgg{display:flex;flex-wrap:wrap;gap:4px 14px;margin:-4px 0 6px;font-size:11.5px;color:var(--p2l-text-muted)}.GameOfLife_chartKey__f7sgg span{display:flex;align-items:center;gap:5px}.GameOfLife_chartKey__f7sgg i{width:9px;height:9px;border-radius:50%;display:inline-block}.GameOfLife_chart__Cq7AV{display:block;width:100%;height:110px;border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft)}.GameOfLife_teachIntro__2Ss7Z{max-width:72ch}.GameOfLife_teachGrid__wfoY7{display:grid;grid-template-columns:repeat(auto-fit,minmax(238px,1fr));grid-gap:14px 24px;gap:14px 24px;margin:12px 0}.GameOfLife_teachGrid__wfoY7 h4{margin:0 0 3px;font-size:13px;color:var(--p2l-text)}.GameOfLife_teachGrid__wfoY7 p{margin:0}.GameOfLife_teachFoot__hVrxs{margin:14px 0 0!important;padding-top:12px;border-top:1px solid var(--p2l-border-soft)}.GameOfLife_inspector__casqP{display:flex;align-items:center;gap:12px;margin-bottom:12px;padding:10px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);background:var(--p2l-bg-elevated)}.GameOfLife_mini__e8g_V{display:grid;grid-template-columns:repeat(3,18px);grid-gap:3px;gap:3px;flex:none}.GameOfLife_mini__e8g_V i{width:18px;height:18px;border-radius:4px;background:var(--p2l-border-soft)}.GameOfLife_mini__e8g_V i.GameOfLife_miniOn__olbDz{background:#10b981}.GameOfLife_mini__e8g_V i.GameOfLife_miniCenter__6r6NW{outline:2px solid var(--p2l-text);outline-offset:1px}.GameOfLife_inspText__UVGqG{font-size:12px;line-height:1.5;color:var(--p2l-text-muted);min-width:0}.GameOfLife_inspText__UVGqG b{color:var(--p2l-text)}.GameOfLife_inspText__UVGqG b.GameOfLife_verdictLive__dOADV{color:#059669}.GameOfLife_inspText__UVGqG b.GameOfLife_verdictDie__6cDxh{color:#dc2626}.GameOfLife_inspText__UVGqG b.GameOfLife_verdictBorn__LmIDn{color:#16a34a}.GameOfLife_small__U4E86{font-size:11px}.GameOfLife_tabs__eEPw4{display:flex;gap:4px;margin-bottom:12px;padding:4px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);background:var(--p2l-bg-elevated)}.GameOfLife_tab__R3QY7{flex:1 1;padding:7px 4px;border:1px solid transparent;border-radius:var(--p2l-radius-sm);background:transparent;color:var(--p2l-text-muted);font:inherit;font-size:12px;font-weight:700;cursor:pointer}.GameOfLife_tabOn__xWCEf{background:var(--p2l-surface);border-color:var(--p2l-border);color:var(--p2l-accent-strong);box-shadow:2px 2px 0 rgba(23,22,20,.1)}.GameOfLife_lesson__WxJDJ{margin-bottom:8px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);background:var(--p2l-bg-elevated);overflow:hidden}.GameOfLife_lessonSummary__JfZUg{display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;border:0;background:transparent;color:var(--p2l-text);font:inherit;font-size:13px;font-weight:700;text-align:left;cursor:pointer}.GameOfLife_num__Du5fL{flex:none;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--p2l-surface);border:1px solid var(--p2l-border-soft);color:var(--p2l-accent-strong);font-size:11px}.GameOfLife_lessonOpen__5aCLE .GameOfLife_num__Du5fL{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.GameOfLife_lessonBody__SOlco{padding:0 12px 12px;font-size:12.5px;line-height:1.55;color:var(--p2l-text-muted)}.GameOfLife_lessonBody__SOlco p{margin:6px 0}.GameOfLife_lessonBody__SOlco b{color:var(--p2l-text)}.GameOfLife_ruleCard__VeBDj{display:grid;grid-template-columns:auto 1fr;grid-gap:6px 10px;gap:6px 10px;align-items:center;margin:8px 0}.GameOfLife_born__TBIar{color:#16a34a}.GameOfLife_dies__luD2s{color:#dc2626}.GameOfLife_bsRow__7F6Yg{display:flex;align-items:center;gap:6px;margin:8px 0;flex-wrap:wrap}.GameOfLife_bsLabel__Vi6Di{display:inline-flex;align-items:center;min-width:100px;font-size:12px;font-weight:700}.GameOfLife_bsButtons__a97gV{display:flex;gap:4px;flex-wrap:wrap}.GameOfLife_bs__zBZhg{width:26px;height:26px;border:1px solid var(--p2l-border);border-radius:7px;background:var(--p2l-surface);color:var(--p2l-text);font-family:var(--p2l-font-mono);font-size:12px;font-weight:700;cursor:pointer}.GameOfLife_bsOn__Rf_EY.GameOfLife_dBirth__k_UDs{background:#16a34a;border-color:#16a34a;color:#fff}.GameOfLife_bsOn__Rf_EY.GameOfLife_dSurvive__SY3jW{background:#6366f1;border-color:#6366f1;color:#fff}.GameOfLife_dBirthText__5qHgp{color:#16a34a}.GameOfLife_dSurviveText__KY3Hx{color:#6366f1}.GameOfLife_presetDesc__wMVA5{margin-top:8px;padding:8px 10px;border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);font-size:12px;line-height:1.5;color:var(--p2l-text-muted)}.GameOfLife_presetDesc__wMVA5 b{color:var(--p2l-text)}.GameOfLife_chal__HKqVB{margin-bottom:8px;padding:10px 12px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);background:var(--p2l-bg-elevated)}.GameOfLife_chalDone__qR_98{border-color:#16a34a}.GameOfLife_chal__HKqVB h5{margin:0 0 4px;display:flex;justify-content:space-between;gap:8px;font-size:13.5px}.GameOfLife_chal__HKqVB p{margin:0 0 8px}.GameOfLife_res__cdzFO{margin-top:8px;font-size:12px;line-height:1.5}.GameOfLife_resOk__Ev7lL{color:#059669}.GameOfLife_resNo__utCDs{color:#b45309}.GameOfLife_fact__HRlWe{margin-top:12px;padding:10px 12px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);background:color-mix(in srgb,var(--p2l-highlight) 18%,var(--p2l-surface));font-size:12px;line-height:1.55;color:var(--p2l-text-muted)}.GameOfLife_fact__HRlWe b{color:var(--p2l-text)}.GameOfLife_linkBtn__8DV_c{padding:0;border:0;background:none;color:var(--p2l-accent-strong);font:inherit;font-weight:700;text-decoration:underline;cursor:pointer;white-space:nowrap}.GameOfLife_toasts__TGw7p{position:fixed;right:16px;bottom:16px;z-index:50;display:flex;flex-direction:column;gap:8px;max-width:min(360px,calc(100vw - 32px));pointer-events:none}.GameOfLife_toast__6rCsE{padding:10px 14px;border:1px solid var(--p2l-border);border-left:4px solid var(--p2l-accent);border-radius:var(--p2l-radius-sm);background:var(--p2l-surface);box-shadow:var(--p2l-shadow-lg);font-size:12.5px;line-height:1.5;animation:GameOfLife_pop__JTAEQ .25s ease-out;transition:opacity .4s}.GameOfLife_toastLeaving___piju{opacity:0}@keyframes GameOfLife_pop__JTAEQ{0%{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}@media (prefers-reduced-motion:reduce){.GameOfLife_toast__6rCsE{animation:none}}.Buoyancy_root__MA3tJ{color:var(--p2l-text);font-family:var(--p2l-font-sans);display:flex;flex-direction:column;gap:var(--p2l-space-4)}.Buoyancy_layout__2h5cV{display:grid;grid-template-columns:minmax(280px,320px) minmax(0,1fr);grid-gap:var(--p2l-space-4);gap:var(--p2l-space-4);align-items:start}@media (max-width:1000px){.Buoyancy_layout__2h5cV{grid-template-columns:1fr}}.Buoyancy_col__U9H_P{display:flex;flex-direction:column;gap:var(--p2l-space-4);min-width:0}.Buoyancy_card__M_Hq9{background:var(--p2l-surface);border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow);padding:16px 16px 18px}.Buoyancy_flush__04vCP{padding:0;overflow:hidden}.Buoyancy_cardHead__GreY2{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.Buoyancy_card__M_Hq9 h3{margin:0;font-size:14px;font-weight:700;display:flex;align-items:center;gap:7px}.Buoyancy_hint__zpwOd{margin:0 0 10px;font-size:11.5px;color:var(--p2l-text-faint);display:flex;align-items:center;gap:5px}.Buoyancy_infoDot__Z4XCw{position:relative;display:inline-grid;place-items:center;width:15px;height:15px;border:1px solid var(--p2l-border);border-radius:50%;font-size:9px;font-weight:800;font-style:normal;color:var(--p2l-accent-strong);background:var(--p2l-surface);cursor:help;flex:none;margin-left:2px;text-transform:none;letter-spacing:0}.Buoyancy_infoDot__Z4XCw:focus-visible,.Buoyancy_infoDot__Z4XCw:hover{border-color:var(--p2l-accent);background:var(--p2l-accent-glow);outline:none}.Buoyancy_infoTip__WvkE5{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:min(17rem,66vw);padding:8px 10px;border-radius:var(--p2l-radius-sm);background:var(--p2l-text);color:var(--p2l-on-ink);font-size:11px;font-weight:600;line-height:1.4;text-align:left;text-transform:none;letter-spacing:0;box-shadow:var(--p2l-shadow-lg);opacity:0;pointer-events:none;transition:opacity .12s ease;z-index:10;display:none}.Buoyancy_infoDot__Z4XCw:focus-visible .Buoyancy_infoTip__WvkE5,.Buoyancy_infoDot__Z4XCw:hover .Buoyancy_infoTip__WvkE5{display:block;opacity:1}.Buoyancy_group__1jbst{margin-bottom:14px}.Buoyancy_fieldLabel__aH4oC{margin:0 0 6px;font-size:12px;font-weight:700;display:flex;align-items:center}.Buoyancy_sliderRow__kPTHV{margin-bottom:14px}.Buoyancy_sliderHead__wJHz_{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:12px;margin-bottom:5px}.Buoyancy_sliderHead__wJHz_ label{font-weight:700;display:inline-flex;align-items:center;min-width:0}.Buoyancy_sval__mGP7d{font-family:var(--p2l-font-mono);font-weight:700;color:var(--p2l-text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:11.5px;white-space:nowrap}.Buoyancy_range__rxyMl{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:var(--p2l-radius-pill);background:linear-gradient(to right,var(--thumb,var(--p2l-accent)) 0,var(--thumb,var(--p2l-accent)) var(--fill,50%),var(--p2l-border-soft) var(--fill,50%),var(--p2l-border-soft) 100%);outline:none;cursor:pointer}.Buoyancy_range__rxyMl::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--thumb,var(--p2l-accent));box-shadow:0 1px 3px rgba(0,0,0,.25);cursor:pointer}.Buoyancy_range__rxyMl::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--thumb,var(--p2l-accent));cursor:pointer}.Buoyancy_range__rxyMl:focus-visible{box-shadow:0 0 0 3px var(--p2l-accent-glow)}.Buoyancy_rangeEnds___UJMj{display:flex;justify-content:space-between;margin-top:4px;font-family:var(--p2l-font-mono);font-size:10px;color:var(--p2l-text-faint)}.Buoyancy_segmented__n66la{display:grid;grid-template-columns:1fr 1fr;grid-gap:4px;gap:4px;padding:4px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);background:var(--p2l-bg-elevated)}.Buoyancy_segment__38KcM{display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px 6px;border:1px solid transparent;border-radius:var(--p2l-radius-sm);background:transparent;color:var(--p2l-text-muted);font:inherit;font-size:12.5px;font-weight:700;cursor:pointer}.Buoyancy_segment__38KcM:hover{color:var(--p2l-text)}.Buoyancy_segmentActive__PgKd3{background:var(--p2l-surface);border-color:var(--p2l-border);color:var(--p2l-accent-strong);box-shadow:2px 2px 0 rgba(23,22,20,.1)}.Buoyancy_segmentGlyph__aYbU6{display:grid;place-items:center;height:22px}.Buoyancy_switchRow__AmhDp{display:flex;align-items:center;justify-content:space-between;gap:10px}.Buoyancy_switchLabel__FxV8U{display:inline-flex;align-items:center;font-size:12px;font-weight:700}.Buoyancy_switch__b_Lcb{position:relative;flex:none;width:38px;height:22px;padding:0;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-pill);background:var(--p2l-border-soft);cursor:pointer}.Buoyancy_switch__b_Lcb:after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:1px solid var(--p2l-border);transition:transform .14s ease}.Buoyancy_switchOn__XU_7y{background:var(--p2l-accent)}.Buoyancy_switchOn__XU_7y:after{transform:translateX(16px)}.Buoyancy_switch__b_Lcb:focus-visible{outline:3px solid var(--p2l-accent-glow);outline-offset:2px}.Buoyancy_presetGrid__hDUSd{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px}.Buoyancy_preset__agf9j{border:1px solid var(--p2l-border);background:var(--p2l-surface);color:var(--p2l-text);border-radius:var(--p2l-radius-pill);padding:8px 10px;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer}.Buoyancy_preset__agf9j:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.Buoyancy_presetActive___gDxB,.Buoyancy_presetActive___gDxB:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.Buoyancy_diagramHead__P_F7C{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:14px 16px 10px;border-bottom:1px solid var(--p2l-border-soft)}.Buoyancy_diagramHead__P_F7C h3{font-size:14px}.Buoyancy_diagramHead__P_F7C p{margin:3px 0 0;font-size:12px;color:var(--p2l-text-muted)}.Buoyancy_badges__QPyam{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px}.Buoyancy_badge__nqjbq{padding:4px 10px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-pill);background:var(--p2l-bg-elevated);color:var(--p2l-text-muted);font-family:var(--p2l-font-mono);font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;white-space:nowrap}.Buoyancy_canvasWrap__QP1Tj{position:relative;aspect-ratio:560/480;overflow:hidden;background:var(--p2l-bg-elevated)}.Buoyancy_canvas__Wk00A{display:block;width:100%;height:100%;touch-action:none}.Buoyancy_canvasNear__lGph2{cursor:ew-resize}@media (max-width:620px){.Buoyancy_canvasWrap__QP1Tj{aspect-ratio:560/480}.Buoyancy_diagramHead__P_F7C p{display:none}}.Buoyancy_legend__leyAb{position:absolute;left:10px;bottom:8px;display:flex;flex-wrap:wrap;gap:4px 12px;padding:5px 9px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:color-mix(in srgb,var(--p2l-surface) 90%,transparent);font-size:11px;color:var(--p2l-text-muted);pointer-events:none}.Buoyancy_legend__leyAb span{display:flex;align-items:center;gap:5px}.Buoyancy_legend__leyAb i{width:16px;height:3px;border-radius:2px;display:inline-block}.Buoyancy_keyCentre__Xez_H{background:var(--p2l-accent)}.Buoyancy_keyDashed__cFgkL{height:0!important;border-top:2px dashed var(--p2l-text-muted)}.Buoyancy_readouts__lFkII{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));grid-gap:10px;gap:10px}.Buoyancy_readout__Ip01T{min-width:0;background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:8px 12px}.Buoyancy_readoutLabel__tLK_M{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--p2l-text-muted)}.Buoyancy_readoutValue__VY53y{display:block;margin-top:2px;font-size:17px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.Buoyancy_readoutAccent__b2xph{color:var(--p2l-accent-strong)}.Buoyancy_buttons__2F6gi{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.Buoyancy_pill__3t06h{border:1px solid var(--p2l-border);background:var(--p2l-surface);color:var(--p2l-text);border-radius:var(--p2l-radius-pill);padding:7px 13px;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer;box-shadow:2px 2px 0 rgba(23,22,20,.1)}.Buoyancy_pill__3t06h:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.Buoyancy_pillOn__z77U7,.Buoyancy_pillOn__z77U7:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.Buoyancy_pill__3t06h:focus-visible{outline:3px solid var(--p2l-accent-glow);outline-offset:2px}.Buoyancy_preset__agf9j small{display:block;margin-top:1px;font-family:var(--p2l-font-mono);font-size:10px;font-weight:600;opacity:.75}.Buoyancy_presetGrid__hDUSd>:last-child:nth-child(odd){grid-column:1/-1}.Buoyancy_teach__zRdee{display:flex;flex-direction:column;gap:4px;font-size:13.5px;line-height:1.55}.Buoyancy_teach__zRdee h4{margin:14px 0 2px;font-size:14px;font-weight:700}.Buoyancy_teach__zRdee h4:first-child{margin-top:0}.Buoyancy_teach__zRdee p{margin:0;max-width:80ch}.Buoyancy_teach__zRdee b{color:var(--p2l-text)}.Buoyancy_formula__vHDmS{align-self:flex-start;margin:6px 0!important;padding:10px 14px;border-radius:var(--p2l-radius-sm);background:var(--p2l-accent-glow);font-family:Cambria Math,Georgia,serif;font-size:15px;max-width:100%;overflow-x:auto}.Buoyancy_steps__NMs1T{margin:0;padding-left:20px;line-height:1.6;max-width:80ch}.Buoyancy_steps__NMs1T li{margin-bottom:4px}.Buoyancy_teach__zRdee a{color:var(--p2l-accent-strong);font-weight:700}.Buoyancy_related__77RUp{margin-top:12px!important;padding-top:10px;border-top:1px solid var(--p2l-border-soft)}.Buoyancy_ideaGrid__eRi_o{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:10px;gap:10px;max-width:820px;margin:10px 0 4px}.Buoyancy_idea__P210O{background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:10px 12px;font-size:12.5px;line-height:1.5}.Buoyancy_idea__P210O>b{display:block;margin-bottom:3px}.Buoyancy_idea__P210O .Buoyancy_formula__vHDmS{display:inline-block;font-size:14px;padding:6px 10px}.Buoyancy_switches__qDL4f{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}.Buoyancy_buttons__2F6gi+.Buoyancy_hint__zpwOd{margin:10px 0 0}.Buoyancy_experiments__WhQwf{list-style:none;counter-reset:exp;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr));grid-gap:10px;gap:10px}.Buoyancy_experiments__WhQwf li{counter-increment:exp;position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:8px;padding:10px 12px 10px 46px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);font-size:12.5px;line-height:1.5}.Buoyancy_experiments__WhQwf li:before{content:counter(exp);position:absolute;left:12px;top:10px;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--p2l-accent);color:var(--p2l-accent-contrast);font-weight:800;font-size:12px}.Buoyancy_experiments__WhQwf b{display:block;font-size:13px}.Buoyancy_experiments__WhQwf p{margin:2px 0 0;color:var(--p2l-text-muted)}.Buoyancy_tryBtn__O5UHS{align-self:flex-start;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-pill);background:var(--p2l-surface);color:var(--p2l-text);padding:4px 12px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}.Buoyancy_tryBtn__O5UHS:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.Buoyancy_experiments__WhQwf .Buoyancy_look__itAR1{margin-top:4px}.Buoyancy_experiments__WhQwf .Buoyancy_look__itAR1 b{display:inline;font-size:inherit}.Buoyancy_gridLine__B2Ait{stroke:var(--p2l-border-soft);stroke-width:1}.Buoyancy_tickX__VD4dj,.Buoyancy_tickY__T6hdg{fill:var(--p2l-text-faint);font-family:var(--p2l-font-mono);font-size:10px}.Buoyancy_tickX__VD4dj{text-anchor:middle}.Buoyancy_tickY__T6hdg{text-anchor:end}.Buoyancy_axisLabel__Fzo2Y{font-size:11px;font-weight:700;text-anchor:middle}.Buoyancy_zeroLabel__ZbuZr{fill:var(--p2l-text-muted);font-size:10.5px;font-weight:700}.Buoyancy_legendRow__TiTrs{display:flex;flex-wrap:wrap;gap:6px;padding:10px 14px 12px;border-top:1px solid var(--p2l-border-soft)}.Buoyancy_legendChip__y5Xne{display:inline-flex;align-items:center;gap:5px;padding:3px 6px 3px 9px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-pill);background:var(--p2l-bg-elevated);font-size:11.5px;font-weight:600}.Buoyancy_legendChip__y5Xne>i{width:10px;height:10px;border-radius:50%}.Buoyancy_spacer__ckQGF{height:14px}.Buoyancy_segmented__n66la{grid-template-columns:repeat(3,1fr)}.Buoyancy_sliderDisabled___d_ka{opacity:.45}.Buoyancy_sliderDisabled___d_ka .Buoyancy_range__rxyMl{cursor:not-allowed}.Buoyancy_chips__nUhT1{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:14px}.Buoyancy_chip__6EqYR{border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-pill);background:var(--p2l-surface);color:var(--p2l-text);padding:4px 10px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}.Buoyancy_chip__6EqYR:hover{border-color:var(--p2l-accent);background:var(--p2l-accent-glow)}.Buoyancy_chipOn__Pxu6F,.Buoyancy_chipOn__Pxu6F:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.Buoyancy_chip__6EqYR:focus-visible{outline:3px solid var(--p2l-accent-glow);outline-offset:2px}.Buoyancy_canvasNear__lGph2{cursor:-webkit-grab;cursor:grab}.Buoyancy_canvasDrag__f3IPr{cursor:-webkit-grabbing;cursor:grabbing}.Buoyancy_playBar__kksNu{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.Buoyancy_goBtn__d2WcR{border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-pill);background:var(--p2l-accent);color:var(--p2l-accent-contrast);padding:8px 18px;font:inherit;font-size:14px;font-weight:800;cursor:pointer;box-shadow:var(--p2l-shadow-hard)}.Buoyancy_goBtn__d2WcR:hover{background:var(--p2l-accent-strong)}.Buoyancy_goBtn__d2WcR:active{transform:translate(2px,2px);box-shadow:none}.Buoyancy_goBtn__d2WcR:focus-visible{outline:3px solid var(--p2l-accent-glow);outline-offset:2px}.Buoyancy_diagramHead__P_F7C p{display:flex;align-items:center;gap:4px}.Buoyancy_switchBar__UJOzv{display:flex;flex-wrap:wrap;gap:10px 24px;padding:10px 16px 12px;border-top:1px solid var(--p2l-border-soft)}.Buoyancy_verdict___eXZP{display:flex;flex-direction:column;align-items:center;gap:2px;padding:10px 16px;border:2px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);text-align:center;transition:background .2s ease,border-color .2s ease}.Buoyancy_verdict___eXZP strong{font-size:14.5px}.Buoyancy_verdict___eXZP span{font-size:12.5px;color:var(--p2l-text-muted)}.Buoyancy_vFloat__qdsuu{border-color:#2f9e5c;background:color-mix(in srgb,#2f9e5c 9%,var(--p2l-surface))}.Buoyancy_vFloat__qdsuu strong{color:#1f7a45}.Buoyancy_vSink__e5oTx{border-color:#e8590c;background:color-mix(in srgb,#e8590c 9%,var(--p2l-surface))}.Buoyancy_vSink__e5oTx strong{color:#b8440a}.Buoyancy_vHover__T8jXw{border-color:#e0a100;background:color-mix(in srgb,#ffc933 20%,var(--p2l-surface))}.Buoyancy_readoutValue__VY53y small{font-size:11px;font-weight:600;color:var(--p2l-text-muted)}.Buoyancy_ladder__ImQOn{display:block;width:100%;max-width:320px;height:auto;margin:0 auto}.Buoyancy_floatZone__vHQO_{fill:color-mix(in srgb,#2f9e5c 9%,transparent)}.Buoyancy_sinkZone__nxrgP{fill:color-mix(in srgb,#e8590c 9%,transparent)}.Buoyancy_zoneLabel__3FVoc{fill:var(--p2l-text-muted);font-size:10px;font-weight:700;text-anchor:middle}.Buoyancy_ladderAxis__rji0a{stroke:var(--p2l-text-faint);stroke-width:1.5}.Buoyancy_ladderLeft__qJYO6,.Buoyancy_ladderRight__SpTvw{fill:var(--p2l-text);font-size:10px;font-weight:600}.Buoyancy_ladderLeft__qJYO6{text-anchor:end}.Buoyancy_liquidLine__04qcV{stroke:#1c7ed6;stroke-width:2.5;stroke-dasharray:5 3}.Buoyancy_dotFloat__4sXQV,.Buoyancy_dotSink___DVZS{stroke:#ffffff;stroke-width:2}.Buoyancy_dotFloat__4sXQV{fill:#2f9e5c}.Buoyancy_dotSink___DVZS{fill:#e8590c}.Buoyancy_dotLabel__cNrFy{fill:#ffffff;font-size:8px;font-weight:800;text-anchor:middle}.Doppler_root__6Tt6J{color:var(--p2l-text);font-family:var(--p2l-font-sans);display:flex;flex-direction:column;gap:var(--p2l-space-4)}.Doppler_layout__ciAAL{display:grid;grid-template-columns:minmax(280px,320px) minmax(0,1fr);grid-gap:var(--p2l-space-4);gap:var(--p2l-space-4);align-items:start}@media (max-width:1000px){.Doppler_layout__ciAAL{grid-template-columns:1fr}}.Doppler_col___nm7j{display:flex;flex-direction:column;gap:var(--p2l-space-4);min-width:0}.Doppler_card___NWM_{background:var(--p2l-surface);border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow);padding:16px 16px 18px}.Doppler_flush__Yv6_6{padding:0;overflow:hidden}.Doppler_cardHead__I46he{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.Doppler_card___NWM_ h3{margin:0;font-size:14px;font-weight:700;display:flex;align-items:center;gap:7px}.Doppler_hint__0IieH{margin:0 0 10px;font-size:11.5px;color:var(--p2l-text-faint);display:flex;align-items:center;gap:5px}.Doppler_infoDot__Csg9Z{position:relative;display:inline-grid;place-items:center;width:15px;height:15px;border:1px solid var(--p2l-border);border-radius:50%;font-size:9px;font-weight:800;font-style:normal;color:var(--p2l-accent-strong);background:var(--p2l-surface);cursor:help;flex:none;margin-left:2px;text-transform:none;letter-spacing:0}.Doppler_infoDot__Csg9Z:focus-visible,.Doppler_infoDot__Csg9Z:hover{border-color:var(--p2l-accent);background:var(--p2l-accent-glow);outline:none}.Doppler_infoTip__X4sg3{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:min(17rem,66vw);padding:8px 10px;border-radius:var(--p2l-radius-sm);background:var(--p2l-text);color:var(--p2l-on-ink);font-size:11px;font-weight:600;line-height:1.4;text-align:left;text-transform:none;letter-spacing:0;box-shadow:var(--p2l-shadow-lg);opacity:0;pointer-events:none;transition:opacity .12s ease;z-index:10}.Doppler_infoDot__Csg9Z:focus-visible .Doppler_infoTip__X4sg3,.Doppler_infoDot__Csg9Z:hover .Doppler_infoTip__X4sg3{opacity:1}.Doppler_group__tLzp7{margin-bottom:14px}.Doppler_fieldLabel__iTlzP{margin:0 0 6px;font-size:12px;font-weight:700;display:flex;align-items:center}.Doppler_sliderRow__jJNHX{margin-bottom:14px}.Doppler_sliderHead__9vJd7{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:12px;margin-bottom:5px}.Doppler_sliderHead__9vJd7 label{font-weight:700;display:inline-flex;align-items:center;min-width:0}.Doppler_sval__hagbT{font-family:var(--p2l-font-mono);font-weight:700;color:var(--p2l-text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:11.5px;white-space:nowrap}.Doppler_range__TkpW0{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:var(--p2l-radius-pill);background:linear-gradient(to right,var(--thumb,var(--p2l-accent)) 0,var(--thumb,var(--p2l-accent)) var(--fill,50%),var(--p2l-border-soft) var(--fill,50%),var(--p2l-border-soft) 100%);outline:none;cursor:pointer}.Doppler_range__TkpW0::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--thumb,var(--p2l-accent));box-shadow:0 1px 3px rgba(0,0,0,.25);cursor:pointer}.Doppler_range__TkpW0::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--thumb,var(--p2l-accent));cursor:pointer}.Doppler_range__TkpW0:focus-visible{box-shadow:0 0 0 3px var(--p2l-accent-glow)}.Doppler_rangeEnds__MTFTt{display:flex;justify-content:space-between;margin-top:4px;font-family:var(--p2l-font-mono);font-size:10px;color:var(--p2l-text-faint)}.Doppler_presetGrid__5OI0V{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px}.Doppler_preset__WL5YM{border:1px solid var(--p2l-border);background:var(--p2l-surface);color:var(--p2l-text);border-radius:var(--p2l-radius-pill);padding:8px 10px;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer}.Doppler_preset__WL5YM:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.Doppler_presetActive__MPwv6,.Doppler_presetActive__MPwv6:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.Doppler_diagramHead__SI_Tq{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:14px 16px 10px;border-bottom:1px solid var(--p2l-border-soft)}.Doppler_diagramHead__SI_Tq h3{font-size:14px}.Doppler_diagramHead__SI_Tq p{margin:3px 0 0;font-size:12px;color:var(--p2l-text-muted)}.Doppler_badges__67m0A{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px}.Doppler_badge__S4hHh{padding:4px 10px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-pill);background:var(--p2l-bg-elevated);color:var(--p2l-text-muted);font-family:var(--p2l-font-mono);font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;white-space:nowrap}.Doppler_canvasWrap__n8VqS{position:relative;height:430px;overflow:hidden;background:var(--p2l-bg-elevated)}.Doppler_canvas__GzIn5{display:block;width:100%;height:100%;touch-action:none}.Doppler_canvasNear__4rk6h{cursor:-webkit-grab;cursor:grab}.Doppler_canvasDrag__JjT_N{cursor:-webkit-grabbing;cursor:grabbing}@media (max-width:620px){.Doppler_canvasWrap__n8VqS{height:340px}.Doppler_diagramHead__SI_Tq p{display:none}}.Doppler_observation__LmuKA{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:20px;gap:20px;align-items:center;padding:12px 16px;border-top:1px solid var(--p2l-border-soft)}.Doppler_observation__LmuKA strong{font-size:13.5px}@media (max-width:620px){.Doppler_observation__LmuKA{grid-template-columns:1fr;gap:10px}}.Doppler_readouts__NLOO_{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));grid-gap:10px;gap:10px}.Doppler_readout__8Zkni{min-width:0;background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:8px 12px}.Doppler_readoutLabel__7hFeF{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--p2l-text-muted)}.Doppler_readoutValue__uTAKM{display:block;margin-top:2px;font-size:17px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.Doppler_readoutAccent__M9UDq{color:var(--p2l-accent-strong)}.Doppler_buttons__cjdyZ{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.Doppler_pill__3joKb{border:1px solid var(--p2l-border);background:var(--p2l-surface);color:var(--p2l-text);border-radius:var(--p2l-radius-pill);padding:7px 13px;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer;box-shadow:2px 2px 0 rgba(23,22,20,.1)}.Doppler_pill__3joKb:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.Doppler_pillOn__Rqufc,.Doppler_pillOn__Rqufc:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.Doppler_pill__3joKb:focus-visible{outline:3px solid var(--p2l-accent-glow);outline-offset:2px}.Doppler_preset__WL5YM small{display:block;margin-top:1px;font-family:var(--p2l-font-mono);font-size:10px;font-weight:600;opacity:.75}.Doppler_presetGrid__5OI0V>:last-child:nth-child(odd){grid-column:1/-1}.Doppler_badgeBoom__auTZ5{border-color:#e5484d;background:color-mix(in srgb,#e5484d 10%,var(--p2l-bg-elevated));color:#c4282e}.Doppler_meterHead__R0TQM{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;font-weight:700;margin-bottom:6px}.Doppler_meterHead__R0TQM>span:first-child{display:inline-flex;align-items:center;gap:4px}.Doppler_meterEnds__FYKnN{display:flex;justify-content:space-between;margin-top:6px;font-family:var(--p2l-font-mono);font-size:10px;font-weight:600;color:var(--p2l-text-faint)}.Doppler_meter__0tT2j{position:relative;height:12px;border-radius:var(--p2l-radius-pill);border:1px solid var(--p2l-border-soft);background:linear-gradient(90deg,#3563e9,#dcd5c4 50%,#e5484d)}.Doppler_meter__0tT2j i{position:absolute;top:-5px;width:6px;height:20px;border-radius:3px;background:var(--p2l-text);transform:translateX(-50%);transition:left .1s linear}.Doppler_meter__0tT2j i.Doppler_needleIdle__Ghedp{opacity:.25}.Doppler_status__xuAkK{display:block}.Doppler_statusUp__AfBl_{color:#c4282e}.Doppler_statusDown__Wwm3_{color:#2a4fbf}.Doppler_machRow__EnmPN,.Doppler_statusFlat__j4YOp{color:var(--p2l-text-muted)}.Doppler_machRow__EnmPN{display:flex;align-items:center;gap:4px;margin-top:4px;font-size:12px}.Doppler_machRow__EnmPN b{margin-left:auto;font-family:var(--p2l-font-mono);color:var(--p2l-text)}.Doppler_teach__GbPTk{display:flex;flex-direction:column;gap:4px;font-size:13.5px;line-height:1.55}.Doppler_teach__GbPTk h4{margin:14px 0 2px;font-size:14px;font-weight:700}.Doppler_teach__GbPTk h4:first-child{margin-top:0}.Doppler_teach__GbPTk p{margin:0;max-width:80ch}.Doppler_teach__GbPTk b{color:var(--p2l-text)}.Doppler_formula__vuAQm{align-self:flex-start;margin:6px 0!important;padding:10px 14px;border-radius:var(--p2l-radius-sm);background:var(--p2l-accent-glow);font-family:Cambria Math,Georgia,serif;font-size:15px;max-width:100%;overflow-x:auto}.Doppler_steps__FfHmz{margin:0;padding-left:20px;line-height:1.6;max-width:80ch}.Doppler_steps__FfHmz li{margin-bottom:4px}.HowPendulumWorks_root__7mT5q{color:var(--p2l-text);font-family:var(--p2l-font-sans);display:flex;flex-direction:column;gap:var(--p2l-space-4)}.HowPendulumWorks_layout__YV0xj{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(330px,1fr);grid-gap:var(--p2l-space-4);gap:var(--p2l-space-4);align-items:start}@media (max-width:1040px){.HowPendulumWorks_layout__YV0xj{grid-template-columns:1fr}}.HowPendulumWorks_col__EjGAn{display:flex;flex-direction:column;gap:var(--p2l-space-4);min-width:0}.HowPendulumWorks_card__Tfk4M{background:var(--p2l-surface);border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow);padding:16px 16px 18px}.HowPendulumWorks_card__Tfk4M h3{margin:0 0 4px;font-size:14px;font-weight:700}.HowPendulumWorks_card__Tfk4M h4{margin:0 0 4px;font-size:12.5px;font-weight:700}.HowPendulumWorks_sub__XZt3b{margin:2px 0 12px;font-size:11.5px;color:var(--p2l-text-muted);line-height:1.45}.HowPendulumWorks_hint__Vhn0u{font-size:11px;color:var(--p2l-text-faint);line-height:1.45;margin:4px 0 0}.HowPendulumWorks_panelHead__yRE_p{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}.HowPendulumWorks_panelHead__yRE_p>div:first-child{min-width:0;flex:1 1}.HowPendulumWorks_btnRow__ifi4R,.HowPendulumWorks_playRow__i_wDA{display:flex;gap:8px;flex-wrap:wrap}.HowPendulumWorks_btn__SyVHU{border:1px solid var(--p2l-border);cursor:pointer;font:inherit;font-size:12.5px;font-weight:700;padding:8px 14px;border-radius:var(--p2l-radius-pill);background:var(--p2l-surface);color:var(--p2l-text);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.HowPendulumWorks_btn__SyVHU:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong)}.HowPendulumWorks_btnPrimary__hB2AB{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.HowPendulumWorks_btnPrimary__hB2AB:hover{background:var(--p2l-accent-strong);color:var(--p2l-accent-contrast)}.HowPendulumWorks_legend__BiueV{display:flex;flex-wrap:wrap;gap:8px 16px;margin:4px 0 10px}.HowPendulumWorks_legendItem__apCdA{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--p2l-text-muted)}.HowPendulumWorks_legendItem__apCdA i{width:11px;height:11px;border-radius:50%;flex:none}.HowPendulumWorks_stageWrap__S4Vf1{border-radius:var(--p2l-radius-sm);overflow:hidden;border:1px solid var(--p2l-border-soft)}.HowPendulumWorks_stageCanvas__wqimR,.HowPendulumWorks_traceCanvas__Qic6j{display:block}.HowPendulumWorks_traceCanvas__Qic6j{margin-top:4px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm)}.HowPendulumWorks_metricGrid__yB_rs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:8px;gap:8px;margin-top:12px}@media (max-width:560px){.HowPendulumWorks_metricGrid__yB_rs{grid-template-columns:repeat(2,minmax(0,1fr))}}.HowPendulumWorks_metric__1eodF{min-width:0;border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);padding:8px 10px}.HowPendulumWorks_metric__1eodF span{display:block;color:var(--p2l-text-faint);font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.03em}.HowPendulumWorks_metric__1eodF strong{display:block;margin-top:3px;font-size:14px;font-family:var(--p2l-font-mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap}.HowPendulumWorks_metricDim__sfJI4{color:var(--p2l-text-faint);font-weight:600;font-size:11px}.HowPendulumWorks_tabs__5zW4Z{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:4px;gap:4px;padding:4px;background:var(--p2l-bg-elevated);border-radius:var(--p2l-radius-sm);margin-bottom:12px}.HowPendulumWorks_tab__LQ6ep{border:0;background:transparent;padding:7px 6px;color:var(--p2l-text-muted);font:inherit;font-weight:700;font-size:12px;border-radius:calc(var(--p2l-radius-sm) - 2px);cursor:pointer}.HowPendulumWorks_tabOn__De0Vx{background:var(--p2l-surface);color:var(--p2l-text);box-shadow:0 1px 4px rgba(0,0,0,.12)}.HowPendulumWorks_controlSet__Ae5xy{display:flex;flex-direction:column;gap:12px}.HowPendulumWorks_sliderRow__lRgza{display:flex;flex-direction:column;gap:5px}.HowPendulumWorks_sliderHead__Hdkvp{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:12px}.HowPendulumWorks_sliderHead__Hdkvp label{font-weight:700;display:inline-flex;align-items:center;gap:5px;min-width:0}.HowPendulumWorks_sval__2jHKB{font-family:var(--p2l-font-mono);font-weight:700;color:var(--p2l-accent-strong);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:11.5px;white-space:nowrap}.HowPendulumWorks_range__ysf6O{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:var(--p2l-radius-pill);background:linear-gradient(to right,var(--p2l-accent) 0,var(--p2l-accent) var(--fill,50%),var(--p2l-border-soft) var(--fill,50%),var(--p2l-border-soft) 100%);outline:none;cursor:pointer}.HowPendulumWorks_range__ysf6O::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--p2l-accent);box-shadow:0 1px 3px rgba(0,0,0,.25);cursor:pointer}.HowPendulumWorks_range__ysf6O::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--p2l-accent);cursor:pointer}.HowPendulumWorks_selectRow__wbxHY{display:flex;flex-direction:column;gap:6px}.HowPendulumWorks_selectRow__wbxHY label{display:flex;justify-content:space-between;align-items:baseline;font-size:12px;font-weight:700}.HowPendulumWorks_selectRow__wbxHY label>span:first-child{display:inline-flex;align-items:center;gap:5px}.HowPendulumWorks_selVal__JJbgf{color:var(--p2l-text-muted);font-weight:600}.HowPendulumWorks_selectRow__wbxHY select{width:100%;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-sm);background:var(--p2l-surface);color:var(--p2l-text);padding:8px 10px;font:inherit;font-size:12.5px}.HowPendulumWorks_infoDot__Mf8ww{position:relative;display:inline-grid;place-items:center;width:15px;height:15px;border:1px solid var(--p2l-border);border-radius:50%;font-size:9px;font-weight:800;font-style:normal;color:var(--p2l-accent-strong);background:var(--p2l-surface);cursor:help;flex:none}.HowPendulumWorks_infoDot__Mf8ww:focus-visible,.HowPendulumWorks_infoDot__Mf8ww:hover{border-color:var(--p2l-accent);background:var(--p2l-accent-glow);outline:none}.HowPendulumWorks_infoTip__sS6zT{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:min(17rem,66vw);padding:8px 10px;border-radius:var(--p2l-radius-sm);background:var(--p2l-text);color:var(--p2l-on-ink);font-size:11px;font-weight:600;line-height:1.4;text-align:left;box-shadow:var(--p2l-shadow-lg);opacity:0;pointer-events:none;transition:opacity .12s ease;z-index:10}.HowPendulumWorks_infoDot__Mf8ww:focus-visible .HowPendulumWorks_infoTip__sS6zT,.HowPendulumWorks_infoDot__Mf8ww:hover .HowPendulumWorks_infoTip__sS6zT{opacity:1}.HowPendulumWorks_presetGrid__xPt5k{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px;margin-bottom:12px}.HowPendulumWorks_presetBtn__2nHVW{text-align:left;background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:9px 11px;cursor:pointer;font:inherit;font-size:12px;font-weight:700}.HowPendulumWorks_presetBtn__2nHVW:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong)}.HowPendulumWorks_aha__sdKH8{border-left:3px solid var(--p2l-accent);background:var(--p2l-accent-glow);padding:9px 11px;border-radius:0 var(--p2l-radius-sm) var(--p2l-radius-sm) 0;font-size:11.5px;line-height:1.5;color:var(--p2l-text)}.HowPendulumWorks_aha__sdKH8 strong{color:var(--p2l-accent-strong);margin-right:4px}.HowPendulumWorks_mathStack__taDFU{display:flex;flex-direction:column;gap:10px}.HowPendulumWorks_formulaBox__3ZzWj{background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:10px 12px}.HowPendulumWorks_formulaBox__3ZzWj code{display:block;font-family:var(--p2l-font-mono);font-weight:700;font-size:12px;color:var(--p2l-text);margin-bottom:5px;overflow-wrap:anywhere}.HowPendulumWorks_formulaBox__3ZzWj p{margin:0;font-size:11px;color:var(--p2l-text-muted);line-height:1.5}.HowPendulumWorks_explainGrid__Tl1ZG{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:10px;gap:10px}@media (max-width:720px){.HowPendulumWorks_explainGrid__Tl1ZG{grid-template-columns:1fr}}.HowPendulumWorks_explainCard__o2IfV{border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);padding:11px 12px}.HowPendulumWorks_explainCard__o2IfV p{margin:0;font-size:11px;color:var(--p2l-text-muted);line-height:1.5}.HowPendulumWorks_expList__p7LWJ{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px;margin:0;padding:0;list-style:none;counter-reset:exp}@media (max-width:720px){.HowPendulumWorks_expList__p7LWJ{grid-template-columns:1fr}}.HowPendulumWorks_expList__p7LWJ li{counter-increment:exp;position:relative;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);padding:10px 10px 10px 38px;font-size:11px;color:var(--p2l-text-muted);line-height:1.5}.HowPendulumWorks_expList__p7LWJ li:before{content:counter(exp);position:absolute;top:10px;left:10px;display:grid;place-items:center;width:19px;height:19px;border-radius:50%;background:var(--p2l-accent);color:var(--p2l-accent-contrast);font-size:10px;font-weight:800}.HowPendulumWorks_expList__p7LWJ strong{display:block;margin-bottom:2px;color:var(--p2l-text);font-size:11.5px}.HowPendulumWorks_foot__Ajca7{font-size:11px;color:var(--p2l-text-faint);line-height:1.6;margin:0}.HowPendulumWorks_foot__Ajca7 strong{color:var(--p2l-text-muted)}.HowProjectileMotion_root__AL6C3{color:var(--p2l-text);font-family:var(--p2l-font-sans);display:flex;flex-direction:column;gap:var(--p2l-space-4)}.HowProjectileMotion_layout__1fPJy{display:grid;grid-template-columns:minmax(300px,340px) minmax(0,1fr);grid-gap:var(--p2l-space-4);gap:var(--p2l-space-4);align-items:start}@media (max-width:960px){.HowProjectileMotion_layout__1fPJy{grid-template-columns:1fr}}.HowProjectileMotion_controls__RMbuw,.HowProjectileMotion_stageCol__Tufnp{display:flex;flex-direction:column;gap:var(--p2l-space-4);min-width:0}.HowProjectileMotion_card___6OAv{background:var(--p2l-surface);border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow);padding:16px 16px 18px}.HowProjectileMotion_card___6OAv h3{margin:0 0 4px;font-size:14px;font-weight:700}.HowProjectileMotion_sub__c4yTm{margin:2px 0 14px;font-size:11.5px;color:var(--p2l-text-muted);line-height:1.45}.HowProjectileMotion_hint___KiY9{font-size:10.5px;color:var(--p2l-text-faint);line-height:1.45;margin:4px 0 10px}.HowProjectileMotion_sliderRow__kRe7A{display:flex;flex-direction:column;gap:5px;margin-bottom:13px}.HowProjectileMotion_sliderHead__N3sKq{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:12px}.HowProjectileMotion_sliderHead__N3sKq label{font-weight:700;display:inline-flex;align-items:center;gap:6px;min-width:0}.HowProjectileMotion_swatch__KupLG{width:10px;height:10px;border-radius:3px;flex:none}.HowProjectileMotion_sval__9q_CS{font-family:var(--p2l-font-mono);font-weight:700;color:var(--p2l-accent-strong);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:11px;white-space:nowrap;text-align:right}.HowProjectileMotion_range__k_SVP{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:var(--p2l-radius-pill);background:linear-gradient(to right,var(--p2l-accent) 0,var(--p2l-accent) var(--fill,50%),var(--p2l-border-soft) var(--fill,50%),var(--p2l-border-soft) 100%);outline:none;cursor:pointer}.HowProjectileMotion_range__k_SVP::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--p2l-accent);box-shadow:0 1px 3px rgba(0,0,0,.25);cursor:pointer}.HowProjectileMotion_range__k_SVP::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--p2l-accent);cursor:pointer}.HowProjectileMotion_gselect__heUzy,.HowProjectileMotion_selectRow__bdnGx select{width:100%;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-sm);background:var(--p2l-surface);color:var(--p2l-text);padding:7px 9px;font:inherit;font-size:12px}.HowProjectileMotion_compareBox__oAJDY{background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:11px 12px 4px;margin-bottom:13px}.HowProjectileMotion_checkRow__Gpdyz{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:600;cursor:pointer;margin-bottom:8px}.HowProjectileMotion_checkRow__Gpdyz input{width:15px;height:15px;accent-color:var(--p2l-accent)}.HowProjectileMotion_selectRow__bdnGx{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}.HowProjectileMotion_selectRow__bdnGx label{font-size:12px;font-weight:700}.HowProjectileMotion_btnRow__DO8k_{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.HowProjectileMotion_btn__w_cSO{border:1px solid var(--p2l-border);cursor:pointer;font:inherit;font-size:12.5px;font-weight:700;padding:8px 14px;border-radius:var(--p2l-radius-pill);background:var(--p2l-surface);color:var(--p2l-text);display:inline-flex;align-items:center;gap:6px}.HowProjectileMotion_btn__w_cSO:hover:not(:disabled){border-color:var(--p2l-accent);color:var(--p2l-accent-strong)}.HowProjectileMotion_btn__w_cSO:disabled{opacity:.45;cursor:not-allowed}.HowProjectileMotion_btnPrimary__SnuVc{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.HowProjectileMotion_btnPrimary__SnuVc:hover:not(:disabled){background:var(--p2l-accent-strong);color:var(--p2l-accent-contrast)}.HowProjectileMotion_btnGhost__lCRZv{border:1px solid transparent;cursor:pointer;font:inherit;font-size:12.5px;font-weight:700;padding:8px 14px;border-radius:var(--p2l-radius-pill);background:transparent;color:var(--p2l-text-muted)}.HowProjectileMotion_btnGhost__lCRZv:hover:not(:disabled){color:var(--p2l-accent-strong)}.HowProjectileMotion_btnGhost__lCRZv:disabled{opacity:.4;cursor:not-allowed}.HowProjectileMotion_summaryToggle__suXtq{cursor:pointer;font-weight:700;font-size:13px;list-style:none}.HowProjectileMotion_summaryToggle__suXtq::-webkit-details-marker{display:none}.HowProjectileMotion_summaryToggle__suXtq:before{content:"▸ ";font-size:10px;color:var(--p2l-text-faint)}details[open] .HowProjectileMotion_summaryToggle__suXtq:before{content:"▾ "}.HowProjectileMotion_theoryBody__E4VTt{margin-top:10px;font-size:11.5px;line-height:1.55;color:var(--p2l-text-muted)}.HowProjectileMotion_theoryBody__E4VTt p{margin:0 0 8px}.HowProjectileMotion_eq__Q6rpa{background:var(--p2l-bg-elevated);border-left:3px solid var(--p2l-accent);border-radius:0 var(--p2l-radius-sm) var(--p2l-radius-sm) 0;padding:6px 10px;margin:6px 0}.HowProjectileMotion_eq__Q6rpa code{display:block;font-family:var(--p2l-font-mono);font-weight:700;font-size:11.5px;color:var(--p2l-text)}.HowProjectileMotion_eq__Q6rpa span{display:block;margin-top:3px;font-size:10.5px;color:var(--p2l-text-muted)}.HowProjectileMotion_canvas__yNqdx{display:block;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);overflow:hidden}.HowProjectileMotion_vecLegend__XiYaA{display:flex;gap:12px;margin-top:10px;font-size:11px;color:var(--p2l-text-muted)}.HowProjectileMotion_vecLegend__XiYaA span{display:inline-flex;align-items:center;gap:5px}.HowProjectileMotion_vecLegend__XiYaA i{width:10px;height:3px;border-radius:2px}.HowProjectileMotion_statHeading__ib5NG{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.03em;color:var(--p2l-text-muted);margin:14px 0 8px}.HowProjectileMotion_statHeading__ib5NG i{width:10px;height:10px;border-radius:3px}.HowProjectileMotion_readouts__LSosa{display:grid;grid-template-columns:repeat(auto-fit,minmax(96px,1fr));grid-gap:8px;gap:8px;margin-top:12px}.HowProjectileMotion_statHeading__ib5NG+.HowProjectileMotion_readouts__LSosa{margin-top:0}.HowProjectileMotion_stat__YWy_0{background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:7px 9px}.HowProjectileMotion_statLabel__OxVlO{font-size:9px;color:var(--p2l-text-faint);text-transform:uppercase;letter-spacing:.03em;font-weight:700}.HowProjectileMotion_statValue__rJMvr{font-size:13.5px;font-weight:700;font-family:var(--p2l-font-mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;margin-top:2px}.HowProjectileMotion_landing__CaYLy{margin-top:12px;padding:10px 12px;border-radius:var(--p2l-radius-sm);background:#e6f3ec;border:1px solid #bfe0cc;font-size:11.5px;line-height:1.5;color:#1f5136}.HowProjectileMotion_landingRow__jiIDj{display:flex;gap:7px;align-items:baseline}.HowProjectileMotion_landingRow__jiIDj+.HowProjectileMotion_landingRow__jiIDj{margin-top:4px}.HowProjectileMotion_landingRow__jiIDj i{width:9px;height:9px;border-radius:3px;flex:none;position:relative;top:1px}.HowProjectileMotion_landingRow__jiIDj b{color:#12402a}.HowProjectileMotion_keptLegend__kfg39{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.HowProjectileMotion_keptItem__WCfDx{display:inline-flex;align-items:center;gap:6px;background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-pill);padding:4px 10px;font-size:10.5px;color:var(--p2l-text-muted);font-family:var(--p2l-font-mono)}.HowProjectileMotion_keptItem__WCfDx i{width:9px;height:9px;border-radius:3px;flex:none}.HowProjectileMotion_expGrid__DS3Hf{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:10px;gap:10px}.HowProjectileMotion_expCard__dXtWI{display:flex;gap:10px;background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:10px 12px}.HowProjectileMotion_expNum__3_1PY{flex:none;width:22px;height:22px;border-radius:50%;background:var(--p2l-accent);color:var(--p2l-accent-contrast);font-weight:800;font-size:11px;display:flex;align-items:center;justify-content:center}.HowProjectileMotion_expTitle__Eaxsv{font-weight:700;font-size:12px;margin-bottom:3px}.HowProjectileMotion_expBody__KXtXT{font-size:11px;color:var(--p2l-text-muted);line-height:1.45;margin:0}.HowProjectileMotion_foot__JXTrP{font-size:11px;color:var(--p2l-text-faint);line-height:1.6;margin:0}.HowProjectileMotion_foot__JXTrP strong{color:var(--p2l-text-muted)}.IdealGasLaw_root__IlqNA{color:var(--p2l-text);font-family:var(--p2l-font-sans);display:flex;flex-direction:column;gap:var(--p2l-space-4)}.IdealGasLaw_layout__IblKY{display:grid;grid-template-columns:minmax(280px,320px) minmax(0,1fr);grid-gap:var(--p2l-space-4);gap:var(--p2l-space-4);align-items:start}@media (max-width:1000px){.IdealGasLaw_layout__IblKY{grid-template-columns:1fr}}.IdealGasLaw_col__W9a1j{display:flex;flex-direction:column;gap:var(--p2l-space-4);min-width:0}.IdealGasLaw_card__FZScX{background:var(--p2l-surface);border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);box-shadow:var(--p2l-shadow);padding:16px 16px 18px}.IdealGasLaw_flush__GstGH{padding:0;overflow:hidden}.IdealGasLaw_cardHead__n_2KI{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.IdealGasLaw_card__FZScX h3{margin:0;font-size:14px;font-weight:700;display:flex;align-items:center;gap:7px}.IdealGasLaw_hint__kroCl{margin:0 0 10px;font-size:11.5px;color:var(--p2l-text-faint);display:flex;align-items:center;gap:5px}.IdealGasLaw_infoDot__Qdp_5{position:relative;display:inline-grid;place-items:center;width:15px;height:15px;border:1px solid var(--p2l-border);border-radius:50%;font-size:9px;font-weight:800;font-style:normal;color:var(--p2l-accent-strong);background:var(--p2l-surface);cursor:help;flex:none;margin-left:2px;text-transform:none;letter-spacing:0}.IdealGasLaw_infoDot__Qdp_5:focus-visible,.IdealGasLaw_infoDot__Qdp_5:hover{border-color:var(--p2l-accent);background:var(--p2l-accent-glow);outline:none}.IdealGasLaw_infoTip__ElDZz{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:min(17rem,66vw);padding:8px 10px;border-radius:var(--p2l-radius-sm);background:var(--p2l-text);color:var(--p2l-on-ink);font-size:11px;font-weight:600;line-height:1.4;text-align:left;text-transform:none;letter-spacing:0;box-shadow:var(--p2l-shadow-lg);opacity:0;pointer-events:none;transition:opacity .12s ease;z-index:10;display:none}.IdealGasLaw_infoDot__Qdp_5:focus-visible .IdealGasLaw_infoTip__ElDZz,.IdealGasLaw_infoDot__Qdp_5:hover .IdealGasLaw_infoTip__ElDZz{display:block;opacity:1}.IdealGasLaw_group__2jUU7{margin-bottom:14px}.IdealGasLaw_fieldLabel__goheQ{margin:0 0 6px;font-size:12px;font-weight:700;display:flex;align-items:center}.IdealGasLaw_sliderRow__v2UdJ{margin-bottom:14px}.IdealGasLaw_sliderHead__i3GGn{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:12px;margin-bottom:5px}.IdealGasLaw_sliderHead__i3GGn label{font-weight:700;display:inline-flex;align-items:center;min-width:0}.IdealGasLaw_sval__k_z8E{font-family:var(--p2l-font-mono);font-weight:700;color:var(--p2l-text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:11.5px;white-space:nowrap}.IdealGasLaw_range__dHB5O{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:6px;border-radius:var(--p2l-radius-pill);background:linear-gradient(to right,var(--thumb,var(--p2l-accent)) 0,var(--thumb,var(--p2l-accent)) var(--fill,50%),var(--p2l-border-soft) var(--fill,50%),var(--p2l-border-soft) 100%);outline:none;cursor:pointer}.IdealGasLaw_range__dHB5O::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--thumb,var(--p2l-accent));box-shadow:0 1px 3px rgba(0,0,0,.25);cursor:pointer}.IdealGasLaw_range__dHB5O::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--p2l-surface);border:3px solid var(--thumb,var(--p2l-accent));cursor:pointer}.IdealGasLaw_range__dHB5O:focus-visible{box-shadow:0 0 0 3px var(--p2l-accent-glow)}.IdealGasLaw_rangeEnds__KTFZk{display:flex;justify-content:space-between;margin-top:4px;font-family:var(--p2l-font-mono);font-size:10px;color:var(--p2l-text-faint)}.IdealGasLaw_segmented__NnzfV{display:grid;grid-template-columns:1fr 1fr;grid-gap:4px;gap:4px;padding:4px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius);background:var(--p2l-bg-elevated)}.IdealGasLaw_segment__68Dam{display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px 6px;border:1px solid transparent;border-radius:var(--p2l-radius-sm);background:transparent;color:var(--p2l-text-muted);font:inherit;font-size:12.5px;font-weight:700;cursor:pointer}.IdealGasLaw_segment__68Dam:hover{color:var(--p2l-text)}.IdealGasLaw_segmentActive__iElWj{background:var(--p2l-surface);border-color:var(--p2l-border);color:var(--p2l-accent-strong);box-shadow:2px 2px 0 rgba(23,22,20,.1)}.IdealGasLaw_segmentGlyph__qswRu{display:grid;place-items:center;height:22px}.IdealGasLaw_switchRow__oin1n{display:flex;align-items:center;justify-content:space-between;gap:10px}.IdealGasLaw_switchLabel__FJjO0{display:inline-flex;align-items:center;font-size:12px;font-weight:700}.IdealGasLaw_switch__rfTFV{position:relative;flex:none;width:38px;height:22px;padding:0;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-pill);background:var(--p2l-border-soft);cursor:pointer}.IdealGasLaw_switch__rfTFV:after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--p2l-surface);border:1px solid var(--p2l-border);transition:transform .14s ease}.IdealGasLaw_switchOn__7avot{background:var(--p2l-accent)}.IdealGasLaw_switchOn__7avot:after{transform:translateX(16px)}.IdealGasLaw_switch__rfTFV:focus-visible{outline:3px solid var(--p2l-accent-glow);outline-offset:2px}.IdealGasLaw_presetGrid__JdGLE{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px}.IdealGasLaw_preset__GIuNE{border:1px solid var(--p2l-border);background:var(--p2l-surface);color:var(--p2l-text);border-radius:var(--p2l-radius-pill);padding:8px 10px;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer}.IdealGasLaw_preset__GIuNE:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.IdealGasLaw_presetActive__FH5Jm,.IdealGasLaw_presetActive__FH5Jm:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.IdealGasLaw_diagramHead__PNZJS{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:14px 16px 10px;border-bottom:1px solid var(--p2l-border-soft)}.IdealGasLaw_diagramHead__PNZJS h3{font-size:14px}.IdealGasLaw_diagramHead__PNZJS p{margin:3px 0 0;font-size:12px;color:var(--p2l-text-muted)}.IdealGasLaw_badges__3Scxs{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px}.IdealGasLaw_badge__GUila{padding:4px 10px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-pill);background:var(--p2l-bg-elevated);color:var(--p2l-text-muted);font-family:var(--p2l-font-mono);font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;white-space:nowrap}.IdealGasLaw_canvasWrap__yvbD6{position:relative;aspect-ratio:720/470;overflow:hidden;background:var(--p2l-bg-elevated)}.IdealGasLaw_canvas__DiWdN{display:block;width:100%;height:100%;touch-action:none}.IdealGasLaw_canvasNear__OdAwT{cursor:ew-resize}.IdealGasLaw_canvasDrag__pwcrt{cursor:-webkit-grabbing;cursor:grabbing}@media (max-width:620px){.IdealGasLaw_canvasWrap__yvbD6{aspect-ratio:720/470}.IdealGasLaw_diagramHead__PNZJS p{display:none}}.IdealGasLaw_legend__QLy9V{position:absolute;left:10px;bottom:8px;display:flex;flex-wrap:wrap;gap:4px 12px;padding:5px 9px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:color-mix(in srgb,var(--p2l-surface) 90%,transparent);font-size:11px;color:var(--p2l-text-muted);pointer-events:none}.IdealGasLaw_legend__QLy9V span{display:flex;align-items:center;gap:5px}.IdealGasLaw_legend__QLy9V i{width:16px;height:3px;border-radius:2px;display:inline-block}.IdealGasLaw_keyCentre__rNm8m{background:var(--p2l-accent)}.IdealGasLaw_keyDashed__nuBdC{height:0!important;border-top:2px dashed var(--p2l-text-muted)}.IdealGasLaw_readouts___0ZdO{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));grid-gap:10px;gap:10px}.IdealGasLaw_readout__mGMfx{min-width:0;background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:8px 12px}.IdealGasLaw_readoutLabel__AK5FT{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--p2l-text-muted)}.IdealGasLaw_readoutValue__PSPae{display:block;margin-top:2px;font-size:17px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.IdealGasLaw_readoutAccent__3DLiS{color:var(--p2l-accent-strong)}.IdealGasLaw_buttons__rAN7I{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.IdealGasLaw_pill__3Df1_{border:1px solid var(--p2l-border);background:var(--p2l-surface);color:var(--p2l-text);border-radius:var(--p2l-radius-pill);padding:7px 13px;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer;box-shadow:2px 2px 0 rgba(23,22,20,.1)}.IdealGasLaw_pill__3Df1_:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.IdealGasLaw_pillOn__BoW62,.IdealGasLaw_pillOn__BoW62:hover{background:var(--p2l-accent);border-color:var(--p2l-accent);color:var(--p2l-accent-contrast)}.IdealGasLaw_pill__3Df1_:focus-visible{outline:3px solid var(--p2l-accent-glow);outline-offset:2px}.IdealGasLaw_preset__GIuNE small{display:block;margin-top:1px;font-family:var(--p2l-font-mono);font-size:10px;font-weight:600;opacity:.75}.IdealGasLaw_presetGrid__JdGLE>:last-child:nth-child(odd){grid-column:1/-1}.IdealGasLaw_teach__AlxKL{display:flex;flex-direction:column;gap:4px;font-size:13.5px;line-height:1.55}.IdealGasLaw_teach__AlxKL h4{margin:14px 0 2px;font-size:14px;font-weight:700}.IdealGasLaw_teach__AlxKL h4:first-child{margin-top:0}.IdealGasLaw_teach__AlxKL p{margin:0;max-width:80ch}.IdealGasLaw_teach__AlxKL b{color:var(--p2l-text)}.IdealGasLaw_formula__LS1dE{align-self:flex-start;margin:6px 0!important;padding:10px 14px;border-radius:var(--p2l-radius-sm);background:var(--p2l-accent-glow);font-family:Cambria Math,Georgia,serif;font-size:15px;max-width:100%;overflow-x:auto}.IdealGasLaw_steps__7fDi1{margin:0;padding-left:20px;line-height:1.6;max-width:80ch}.IdealGasLaw_steps__7fDi1 li{margin-bottom:4px}.IdealGasLaw_teach__AlxKL a{color:var(--p2l-accent-strong);font-weight:700}.IdealGasLaw_related__fyHkb{margin-top:12px!important;padding-top:10px;border-top:1px solid var(--p2l-border-soft)}.IdealGasLaw_ideaGrid__hF7PM{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:10px;gap:10px;max-width:820px;margin:10px 0 4px}.IdealGasLaw_idea__ISETL{background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);padding:10px 12px;font-size:12.5px;line-height:1.5}.IdealGasLaw_idea__ISETL>b{display:block;margin-bottom:3px}.IdealGasLaw_idea__ISETL .IdealGasLaw_formula__LS1dE{display:inline-block;font-size:14px;padding:6px 10px}.IdealGasLaw_switches__Bl_qg{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}.IdealGasLaw_buttons__rAN7I+.IdealGasLaw_hint__kroCl{margin:10px 0 0}.IdealGasLaw_experiments__fzqWm{list-style:none;counter-reset:exp;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr));grid-gap:10px;gap:10px}.IdealGasLaw_experiments__fzqWm li{counter-increment:exp;position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:8px;padding:10px 12px 10px 46px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:var(--p2l-bg-elevated);font-size:12.5px;line-height:1.5}.IdealGasLaw_experiments__fzqWm li:before{content:counter(exp);position:absolute;left:12px;top:10px;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--p2l-accent);color:var(--p2l-accent-contrast);font-weight:800;font-size:12px}.IdealGasLaw_experiments__fzqWm b{display:block;font-size:13px}.IdealGasLaw_experiments__fzqWm p{margin:2px 0 0;color:var(--p2l-text-muted)}.IdealGasLaw_tryBtn__fY7jh{align-self:flex-start;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-pill);background:var(--p2l-surface);color:var(--p2l-text);padding:4px 12px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}.IdealGasLaw_tryBtn__fY7jh:hover{border-color:var(--p2l-accent);color:var(--p2l-accent-strong);background:var(--p2l-accent-glow)}.IdealGasLaw_experiments__fzqWm .IdealGasLaw_look__j4ubm{margin-top:4px}.IdealGasLaw_experiments__fzqWm .IdealGasLaw_look__j4ubm b{display:inline;font-size:inherit}.IdealGasLaw_equation__vehVH{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;padding:10px 18px;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius);background:var(--p2l-surface);box-shadow:var(--p2l-shadow)}.IdealGasLaw_eqSymbols__uc2Ml{display:inline-flex;align-items:center;gap:6px;font-family:var(--p2l-font-display);font-size:28px;font-weight:800;letter-spacing:.02em}.IdealGasLaw_eqR__mJAac{color:var(--p2l-text-muted)}.IdealGasLaw_eqNumbers__vI5aP{font-family:var(--p2l-font-mono);font-size:13.5px;color:var(--p2l-text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.IdealGasLaw_eqResult__HIINl{display:inline-block;margin-left:12px;padding:2px 10px;border-radius:var(--p2l-radius-pill);background:var(--p2l-bg-elevated);border:1px solid var(--p2l-border-soft);color:var(--p2l-text);font-weight:700}.IdealGasLaw_lockRow__wHcYQ{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.IdealGasLaw_lockChip___7JD0{display:inline-flex;align-items:center;gap:2px;padding:0 6px 0 0;border:1px solid var(--p2l-border);border-radius:var(--p2l-radius-pill);background:var(--p2l-surface)}.IdealGasLaw_lockChip___7JD0 button{border:0;background:transparent;padding:5px 4px 5px 11px;font:inherit;font-size:12px;font-weight:700;color:var(--p2l-text);cursor:pointer}.IdealGasLaw_lockChip___7JD0:hover{border-color:var(--p2l-accent)}.IdealGasLaw_lockChipOn__8NBsL,.IdealGasLaw_lockChipOn__8NBsL:hover{background:var(--p2l-accent);border-color:var(--p2l-accent)}.IdealGasLaw_lockChipOn__8NBsL button{color:var(--p2l-accent-contrast)}.IdealGasLaw_lockChip___7JD0 button:focus-visible{outline:3px solid var(--p2l-accent-glow);border-radius:var(--p2l-radius-pill)}.IdealGasLaw_varBox__k3dkd{margin-bottom:8px;padding:8px 10px 10px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:var(--p2l-surface);transition:background .2s ease,border-color .2s ease,box-shadow .2s ease}.IdealGasLaw_varBox__k3dkd .IdealGasLaw_sliderHead__i3GGn{margin-bottom:8px}.IdealGasLaw_varBox__k3dkd .IdealGasLaw_sliderHead__i3GGn label{gap:2px;flex-wrap:wrap}.IdealGasLaw_varAnswered__Z2Lqq{background:color-mix(in srgb,var(--p2l-highlight) 18%,var(--p2l-surface));border-color:var(--p2l-highlight);box-shadow:0 0 0 3px color-mix(in srgb,var(--p2l-highlight) 30%,transparent)}.IdealGasLaw_varLocked__e4Jpm{background:var(--p2l-bg-elevated)}.IdealGasLaw_varLocked__e4Jpm .IdealGasLaw_range__dHB5O{opacity:.4;cursor:not-allowed}.IdealGasLaw_varValue__jfXEi{font-family:var(--p2l-font-mono);font-size:14px;font-weight:800;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap}.IdealGasLaw_varValue__jfXEi small{font-size:11px;color:var(--p2l-text-muted)}.IdealGasLaw_tag__Pv92n{margin-left:6px;padding:1px 7px;border-radius:var(--p2l-radius-pill);font-size:10px;font-weight:800;color:var(--p2l-text)}.IdealGasLaw_tagAnswered__MrMYe{background:var(--p2l-highlight)}.IdealGasLaw_tagLocked__N1Aiw{background:var(--p2l-border-soft)}.IdealGasLaw_lockNote__n96LD{margin:10px 0 0;border:1px dashed var(--p2l-border);background:color-mix(in srgb,var(--p2l-highlight) 12%,var(--p2l-surface));font-weight:600;line-height:1.45}.IdealGasLaw_lockNote__n96LD,.IdealGasLaw_notice__U7p5R{padding:8px 12px;border-radius:var(--p2l-radius-sm);font-size:12.5px}.IdealGasLaw_notice__U7p5R{margin:8px 0 0;background:color-mix(in srgb,#e5484d 10%,var(--p2l-surface));border:1px solid #e5484d;color:#b4232a;font-weight:700;animation:IdealGasLaw_noticeIn__KgFun .18s ease-out}@keyframes IdealGasLaw_noticeIn__KgFun{0%{opacity:0;transform:translateY(-3px)}}.IdealGasLaw_buttons__rAN7I{margin-top:12px}.IdealGasLaw_tiles__rgBZc{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));grid-gap:10px;gap:10px}.IdealGasLaw_speedKey__YWhCv{position:absolute;left:10px;bottom:8px;display:flex;align-items:center;gap:6px;padding:4px 9px;border:1px solid var(--p2l-border-soft);border-radius:var(--p2l-radius-sm);background:color-mix(in srgb,var(--p2l-surface) 90%,transparent);font-size:10.5px;color:var(--p2l-text-muted);pointer-events:none}.IdealGasLaw_speedKey__YWhCv i{display:inline-block;width:60px;height:7px;border-radius:4px}.IdealGasLaw_graph__8guDP{margin:0}.IdealGasLaw_graph__8guDP svg{display:block;width:100%;height:auto;max-height:300px}.IdealGasLaw_graph__8guDP figcaption{margin-top:6px;font-size:12.5px;color:var(--p2l-text-muted);line-height:1.5}.IdealGasLaw_graph__8guDP figcaption strong{color:var(--p2l-text)}.IdealGasLaw_gridLine__iY6AW{stroke:var(--p2l-border-soft);stroke-width:1}.IdealGasLaw_tickX__1076V,.IdealGasLaw_tickY__hW1kR{fill:var(--p2l-text-faint);font-family:var(--p2l-font-mono);font-size:10px}.IdealGasLaw_tickX__1076V{text-anchor:middle}.IdealGasLaw_tickY__hW1kR{text-anchor:end}.IdealGasLaw_axisLabel__tugWD{font-size:11px;font-weight:700;text-anchor:middle}.IdealGasLaw_zeroLabel__finpZ{fill:var(--p2l-text-muted);font-size:10.5px;font-weight:700}