._atlas_f3p02_1{gap:var(--space-3);display:grid}._toolbar_f3p02_7{justify-content:flex-start;align-items:center;gap:var(--space-3) var(--space-5);z-index:3;flex-wrap:wrap;display:flex;position:relative}._search_f3p02_17{flex:18rem;max-width:26rem;position:relative}._searchIcon_f3p02_23{color:var(--ink-3);pointer-events:none;position:absolute;top:50%;left:.85rem;transform:translateY(-50%)}._searchInput_f3p02_32{border:1px solid var(--rule-strong);border-radius:var(--radius-pill);background:var(--surface);width:100%;height:2.75rem;color:var(--ink);font-size:var(--text-base);padding:0 1rem 0 2.6rem}._searchInput_f3p02_32::placeholder{color:var(--ink-3)}._searchInput_f3p02_32:focus-visible{box-shadow:var(--focus-ring);outline:none}._results_f3p02_52{padding:var(--space-1);border:1px solid var(--rule);border-radius:var(--radius-panel);background:var(--surface);box-shadow:var(--shadow-pop);position:absolute;top:calc(100% + .4rem);left:0;right:0}._resultList_f3p02_64{display:grid}._result_f3p02_52{column-gap:var(--space-3);border-radius:var(--radius-control);cursor:pointer;grid-template-columns:auto 1fr;padding:.55rem .75rem;display:grid}._result_f3p02_52[data-active]{background:var(--accent-soft)}._resultKind_f3p02_81{min-width:4.4rem;font-size:var(--text-xs);color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;grid-row:span 2;align-self:center;font-weight:600}._resultTitle_f3p02_92{color:var(--ink);font-weight:560}._resultContext_f3p02_97{font-size:var(--text-sm);color:var(--ink-3)}._noResults_f3p02_102{font-size:var(--text-sm);color:var(--ink-3);padding:.6rem .75rem}._status_f3p02_108{align-items:center;gap:var(--space-2) var(--space-4);flex-wrap:wrap;margin-left:auto;display:flex}._explored_f3p02_116{font-size:var(--text-sm);color:var(--ink-2)}._frame_f3p02_122{height:clamp(26rem, calc(100dvh - var(--header-h) - 11.75rem), 52rem);border:1px solid var(--rule);border-radius:var(--radius-figure);background:var(--bg);position:relative;overflow:hidden;container-type:size}._surface_f3p02_139{touch-action:pan-x pan-y;cursor:grab;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;position:absolute;inset:0}._surface_f3p02_139:active{cursor:grabbing}._surface_f3p02_139:focus-visible{box-shadow:inset 0 0 0 2px var(--accent);border-radius:var(--radius-figure);outline:none}._svg_f3p02_160{width:100%;max-width:none;height:100%;overflow:hidden}._coast_f3p02_168{fill:var(--surface);stroke:color-mix(in oklab, var(--ink-3) 55%, transparent);stroke-width:1.25px;vector-effect:non-scaling-stroke}._contour_f3p02_175{fill:none;stroke:color-mix(in oklab, var(--ink-3) 32%, transparent);stroke-width:1px;vector-effect:non-scaling-stroke}._contour_f3p02_175[data-inner]{stroke:color-mix(in oklab, var(--ink-3) 48%, transparent)}._region_f3p02_186[data-empty] ._coast_f3p02_168{fill:none;stroke-dasharray:3 4}._patch_f3p02_191{fill:color-mix(in oklab, var(--signal) 13%, transparent);stroke:color-mix(in oklab, var(--signal) 55%, transparent);stroke-width:1px;vector-effect:non-scaling-stroke}._anchor_f3p02_199{fill:none;stroke:var(--rule-strong);stroke-width:1px;vector-effect:non-scaling-stroke}._anchor_f3p02_199[data-walked]{stroke:color-mix(in oklab, var(--signal) 45%, transparent)}._trail_f3p02_210{fill:none;stroke:var(--ink-3);stroke-width:2px;stroke-linecap:round;vector-effect:non-scaling-stroke}._trail_f3p02_210[data-walked]{stroke:var(--signal);stroke-width:2.5px}._crossing_f3p02_223{fill:none;stroke:var(--ink-3);stroke-width:1.5px;stroke-dasharray:6 5;vector-effect:non-scaling-stroke}._crossing_f3p02_223[data-walked]{stroke:var(--signal)}._highlight_f3p02_235{fill:none;stroke:var(--accent);stroke-width:1.5px;stroke-dasharray:2 4;stroke-linecap:round;vector-effect:non-scaling-stroke}._node_f3p02_245{cursor:pointer;outline:none}._pin_f3p02_250{transform:scale(var(--pin))}._hit_f3p02_254{fill:#0000}._ring_f3p02_258{fill:none;stroke:var(--accent);stroke-width:2.5px;visibility:hidden}._node_f3p02_245:focus-visible ._ring_f3p02_258,._node_f3p02_245[data-selected] ._ring_f3p02_258{visibility:visible}._lessonDot_f3p02_270{fill:var(--surface);stroke:var(--ink-2);stroke-width:1.5px}._num_f3p02_276{font-family:var(--font-sans);text-anchor:middle;fill:var(--ink-2);font-variant-numeric:tabular-nums;pointer-events:none;font-size:11px;font-weight:650}._node_f3p02_245[data-status=visited] ._lessonDot_f3p02_270{stroke:var(--signal);stroke-width:2.5px}._node_f3p02_245[data-status=visited] ._num_f3p02_276{fill:var(--signal)}._node_f3p02_245[data-status=done] ._lessonDot_f3p02_270{fill:var(--signal);stroke:var(--signal)}._node_f3p02_245[data-status=done] ._num_f3p02_276{fill:var(--surface)}._hereRing_f3p02_305{fill:none;stroke:var(--signal);stroke-width:1.5px;stroke-dasharray:3 2.5;visibility:hidden}._node_f3p02_245[data-here] ._hereRing_f3p02_305{visibility:visible}._termMark_f3p02_317{fill:var(--ink-3);stroke:var(--surface);stroke-width:1.5px;paint-order:stroke}._node_f3p02_245[data-taught=false] ._termMark_f3p02_317{fill:var(--surface);stroke:var(--ink-3);stroke-width:1.5px}._node_f3p02_245[data-kind=term][data-status=done] ._termMark_f3p02_317{fill:var(--signal)}._surface_f3p02_139[data-far] ._node_f3p02_245[data-kind=term],._surface_f3p02_139[data-far] ._anchor_f3p02_199{display:none}._lessonLabel_f3p02_339,._termLabel_f3p02_340{pointer-events:none;display:none}._lessonLabel_f3p02_339{transform:scale(var(--lab)) translate(calc(var(--m) * 11px + 6px), 0)}._termLabel_f3p02_340{transform:scale(var(--lab)) translate(calc(var(--m) * -5.5px - 5px), 0)}._lessonLabel_f3p02_339[data-show],._termLabel_f3p02_340[data-show],._node_f3p02_245:focus-visible ._lessonLabel_f3p02_339,._node_f3p02_245:focus-visible ._termLabel_f3p02_340,._node_f3p02_245[data-selected] ._lessonLabel_f3p02_339,._node_f3p02_245[data-selected] ._termLabel_f3p02_340{display:inline}._lessonLabel_f3p02_339 text,._termLabel_f3p02_340 text,._regionText_f3p02_364 text{font-family:var(--font-sans);paint-order:stroke;stroke:var(--surface);stroke-width:3.5px;stroke-linejoin:round}._lessonLabel_f3p02_339 text{font-size:calc(13.5px * var(--lf,1));fill:var(--ink);font-weight:600}._termLabel_f3p02_340 text{fill:var(--ink-3);font-size:12px;font-weight:450}._node_f3p02_245[data-status=done] ._termLabel_f3p02_340 text{fill:var(--ink-2)}._node_f3p02_245:hover ._lessonLabel_f3p02_339 text,._node_f3p02_245:hover ._termLabel_f3p02_340 text,._node_f3p02_245[data-selected] ._lessonLabel_f3p02_339 text,._node_f3p02_245[data-selected] ._termLabel_f3p02_340 text{fill:var(--accent)}._regionLabel_f3p02_397{outline:none;display:none}._regionLabel_f3p02_397[data-show],._regionLabel_f3p02_397:focus-visible{display:inline}._regionText_f3p02_364{transform:scale(calc(var(--lab) * var(--lf,1)))}._regionTitle_f3p02_411{letter-spacing:.1em;text-transform:uppercase;fill:var(--ink-2);font-size:12.5px;font-weight:680}._regionSub_f3p02_419{fill:var(--ink-3);font-size:11.5px;font-weight:480}._regionLabel_f3p02_397:hover ._regionTitle_f3p02_411,._regionLabel_f3p02_397:focus-visible ._regionTitle_f3p02_411{fill:var(--accent);text-decoration:underline}._regionLabel_f3p02_397[data-empty] ._regionTitle_f3p02_411{fill:var(--ink-3)}._zoom_f3p02_436{right:var(--space-3);top:var(--space-3);border:1px solid var(--rule);border-radius:var(--radius-panel);background:var(--surface);box-shadow:var(--shadow-pop);z-index:2;display:grid;position:absolute;overflow:hidden}._zoom_f3p02_436 button{width:2.75rem;height:2.75rem;color:var(--ink-2);touch-action:manipulation;place-items:center;display:grid}._zoom_f3p02_436>*+*{border-top:1px solid var(--rule)}._zoom_f3p02_436 button:hover{background:var(--surface-2);color:var(--ink)}._zoom_f3p02_436 button:focus-visible{box-shadow:inset 0 0 0 2px var(--accent);border-radius:0}._cardWrap_f3p02_473{left:var(--space-3);bottom:var(--space-3);width:min(22rem, calc(100% - 2 * var(--space-3)));z-index:2;position:absolute}._card_f3p02_473{gap:var(--space-2);padding:var(--space-4);border:1px solid var(--rule);border-radius:var(--radius-panel);background:var(--surface);box-shadow:var(--shadow-pop);justify-items:start;max-height:min(24rem,100cqh - 2rem);display:grid;overflow:auto}._cardHead_f3p02_494{justify-content:space-between;align-items:flex-start;gap:var(--space-3);width:100%;display:flex}._cardEyebrow_f3p02_502{font-size:var(--text-xs);color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;padding-top:.2rem;font-weight:600}._cardClose_f3p02_511{border-radius:var(--radius-pill);width:2.25rem;height:2.25rem;color:var(--ink-3);touch-action:manipulation;flex:none;place-items:center;margin:-.5rem -.5rem 0 0;display:grid}._cardClose_f3p02_511:hover{background:var(--surface-2);color:var(--ink)}._cardTitle_f3p02_528{font-size:var(--text-lg);letter-spacing:-.015em;font-weight:620}._cardText_f3p02_534{font-family:var(--font-serif);font-size:var(--text-sm);color:var(--ink-2);line-height:1.55}._cardStatus_f3p02_541,._cardMeta_f3p02_542{font-size:var(--text-sm);color:var(--ink-2)}._cardStatus_f3p02_541{align-items:center;gap:.5rem;display:inline-flex}._statusDot_f3p02_553{border:1.5px solid var(--ink-3);border-radius:50%;flex:none;width:.7rem;height:.7rem}._cardStatus_f3p02_541[data-status=visited] ._statusDot_f3p02_553{border-color:var(--signal)}._cardStatus_f3p02_541[data-status=done] ._statusDot_f3p02_553{border-color:var(--signal);background:var(--signal)}._cardLinkish_f3p02_570{color:var(--accent);text-underline-offset:.18em;font:inherit;text-decoration:underline 1px}._cardChips_f3p02_578{gap:var(--space-1);width:100%;display:grid}._cardMetaLabel_f3p02_584{font-size:var(--text-xs);color:var(--ink-3);font-weight:600}._cardChips_f3p02_578 ul{flex-wrap:wrap;gap:.35rem;padding:0;list-style:none;display:flex}._cardChips_f3p02_578 button{border:1px solid var(--rule-strong);border-radius:var(--radius-pill);min-height:2rem;font-size:var(--text-sm);color:var(--ink-2);touch-action:manipulation;padding:.3rem .65rem}._cardChips_f3p02_578 button:hover{border-color:var(--ink-3);color:var(--ink)}._help_f3p02_613{font-size:var(--text-sm);color:var(--ink-3);max-width:70ch}@media (width<=640px){._frame_f3p02_122{--bar-h:calc(2.75rem + 1px);height:calc(clamp(24rem, 68dvh, 40rem) + var(--bar-h))}._surface_f3p02_139{top:var(--bar-h)}._cardWrap_f3p02_473{left:var(--space-2);right:var(--space-2);bottom:var(--space-2);width:auto}._card_f3p02_473{max-height:46cqh}._zoom_f3p02_436{border:0;border-bottom:1px solid var(--rule);box-shadow:none;border-radius:0;justify-content:flex-end;display:flex;inset:0 0 auto}._zoom_f3p02_436>*+*{border-top:0}._zoom_f3p02_436 button{border-left:1px solid var(--rule)}._search_f3p02_17{max-width:none}}@media (prefers-reduced-motion:no-preference){._card_f3p02_473{animation:_card-in_f3p02_1 var(--dur-2) var(--ease-out)}}@keyframes _card-in_f3p02_1{0%{opacity:0;transform:translateY(6px)}}._wheelHint_f3p02_676{max-width:calc(100% - 2 * var(--space-4));border-radius:var(--radius-panel);background:color-mix(in oklab, var(--ink) 90%, transparent);color:var(--bg);font-size:var(--text-sm);text-align:center;pointer-events:none;opacity:0;visibility:hidden;z-index:3;margin:0;padding:.6rem 1rem;font-weight:560;position:absolute;top:50%;left:50%;translate:-50% -50%}._wheelHint_f3p02_676[data-show]{opacity:1;visibility:visible}@media (prefers-reduced-motion:no-preference){._wheelHint_f3p02_676{transition:opacity var(--dur-2) var(--ease-out), visibility var(--dur-2) var(--ease-out)}}._node_f3p02_245[data-kind=lesson] ._hit_f3p02_254{transform:scale(var(--hit-lesson))}._node_f3p02_245[data-kind=term] ._hit_f3p02_254{transform:scale(var(--hit-term))}._termPreview_f3p02_720{fill:var(--ink-3)}._termPreview_f3p02_720[data-taught=false]{fill:var(--surface);stroke:var(--ink-3);stroke-width:1px;vector-effect:non-scaling-stroke}._modes_f3p02_732{border:1px solid var(--rule-strong);border-radius:var(--radius-pill);background:var(--surface);margin:0;padding:3px;display:inline-flex}._mode_f3p02_732{border-radius:var(--radius-pill);min-height:calc(2.75rem - 8px);font-size:var(--text-sm);color:var(--ink-2);cursor:pointer;touch-action:manipulation;align-items:center;gap:.4rem;padding:0 .9rem;font-weight:560;display:inline-flex;position:relative}._mode_f3p02_732 input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}._mode_f3p02_732:hover{color:var(--ink)}._mode_f3p02_732:has(input:checked){background:var(--ink);color:var(--bg)}._mode_f3p02_732:has(input:focus-visible){box-shadow:var(--focus-ring)}._list_f3p02_778{gap:var(--space-4);display:grid}._listHead_f3p02_783{justify-content:space-between;align-items:baseline;gap:var(--space-1) var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid var(--rule);flex-wrap:wrap;display:flex}._listTitle_f3p02_793{font-size:var(--text-xl);letter-spacing:-.02em;font-stretch:92%}._listSummary_f3p02_799{font-size:var(--text-sm);color:var(--ink-3)}._listTracks_f3p02_804{gap:var(--space-6) var(--space-6);grid-template-columns:repeat(auto-fill,minmax(min(100%,22rem),1fr));display:grid}._listTrackTitle_f3p02_810{font-size:var(--text-md);font-weight:650}._listTrackTitle_f3p02_810 a{color:var(--ink);text-decoration:none}._listTrackTitle_f3p02_810 a:hover{color:var(--accent);text-decoration:underline}._listTrackMeta_f3p02_825{font-size:var(--text-sm);color:var(--ink-3);margin-top:.1rem}._listLessons_f3p02_831{margin:var(--space-3) 0 0;gap:var(--space-4);padding:0;list-style:none;display:grid}._listLessonHead_f3p02_839{flex-wrap:wrap;align-items:center;gap:.25rem .6rem;display:flex}._listNum_f3p02_846{border:1.5px solid var(--ink-2);background:var(--surface);width:1.6rem;height:1.6rem;font-size:var(--text-xs);font-variant-numeric:tabular-nums;color:var(--ink-2);border-radius:50%;flex:none;place-items:center;font-weight:650;display:inline-grid}._listNum_f3p02_846[data-status=visited]{border-color:var(--signal);color:var(--signal);border-width:2.5px}._listNum_f3p02_846[data-status=done]{border-color:var(--signal);background:var(--signal);color:var(--surface)}._listLesson_f3p02_831{color:var(--ink);padding:.15rem 0;font-weight:600}._listStatus_f3p02_880{border:1px solid var(--signal);border-radius:var(--radius-pill);font-size:var(--text-xs);color:var(--ink-2);padding:.05rem .5rem;font-weight:600}._listStatus_f3p02_880[data-status=done]{background:color-mix(in oklab, var(--signal) 14%, transparent)}._listTerms_f3p02_893{margin:var(--space-2) 0 0 2.2rem;gap:var(--space-2);font-size:var(--text-sm);padding:0;line-height:1.45;list-style:none;display:grid}._listTerms_f3p02_893 a{min-height:24px;color:var(--ink-2);padding-top:.1rem;font-weight:560;display:inline-block}._listShort_f3p02_911{color:var(--ink-3);display:block}.page[data-astro-cid-p6z6nkqc]{padding-top:var(--space-6)}.head[data-astro-cid-p6z6nkqc]{justify-content:space-between;align-items:end;gap:var(--space-3) var(--space-7);margin-bottom:var(--space-5);grid-template-columns:minmax(0,auto) minmax(0,40rem);display:grid}@media (width>=641px){.page[data-astro-cid-p6z6nkqc]{padding-top:var(--space-4)}.head[data-astro-cid-p6z6nkqc]{margin-bottom:var(--space-4)}}h1[data-astro-cid-p6z6nkqc]{font-size:var(--text-4xl);letter-spacing:-.035em;font-stretch:88%}.lede[data-astro-cid-p6z6nkqc]{font-family:var(--font-serif);font-size:var(--text-md);color:var(--ink-2);line-height:1.6}.legend[data-astro-cid-p6z6nkqc]{margin-top:var(--space-4);gap:var(--space-2) var(--space-5);font-size:var(--text-sm);color:var(--ink-2);flex-wrap:wrap;padding:0;list-style:none;display:flex}.legend[data-astro-cid-p6z6nkqc] li[data-astro-cid-p6z6nkqc]{align-items:center;gap:var(--space-2);display:inline-flex}.legend[data-astro-cid-p6z6nkqc] svg[data-astro-cid-p6z6nkqc]{flex:none}.k-lesson[data-astro-cid-p6z6nkqc]{fill:var(--surface);stroke:var(--ink-2);stroke-width:1.5px}.k-num[data-astro-cid-p6z6nkqc]{font-family:var(--font-sans);text-anchor:middle;fill:var(--ink-2);font-size:11px;font-weight:650}.k-term[data-astro-cid-p6z6nkqc]{fill:var(--ink-3)}.k-trail[data-astro-cid-p6z6nkqc]{stroke:var(--ink-3);stroke-width:2px}.k-crossing[data-astro-cid-p6z6nkqc]{stroke:var(--ink-3);stroke-width:1.5px;stroke-dasharray:6 5}.k-patch[data-astro-cid-p6z6nkqc]{fill:color-mix(in oklab, var(--signal) 13%, transparent);stroke:color-mix(in oklab, var(--signal) 55%, transparent)}.k-done[data-astro-cid-p6z6nkqc]{fill:var(--signal)}.page[data-astro-cid-p6z6nkqc]:has([data-atlas-mode=list]) .legend[data-astro-cid-p6z6nkqc]{display:none}.notes[data-astro-cid-p6z6nkqc]{margin-top:var(--space-8);padding-top:var(--space-6);border-top:1px solid var(--rule)}.notes[data-astro-cid-p6z6nkqc] h2[data-astro-cid-p6z6nkqc]{font-size:var(--text-xl);letter-spacing:-.02em;font-stretch:92%}.cols[data-astro-cid-p6z6nkqc]{gap:var(--space-4) var(--space-6);margin-top:var(--space-4);grid-template-columns:repeat(auto-fit,minmax(min(100%,18rem),1fr));display:grid}.cols[data-astro-cid-p6z6nkqc] p[data-astro-cid-p6z6nkqc]{font-family:var(--font-serif);font-size:var(--text-sm);color:var(--ink-2);line-height:1.65}@media (width<=960px){.head[data-astro-cid-p6z6nkqc]{grid-template-columns:1fr}}