@layer reset,tokens,base;@layer ui{._root_wuh5a_10{--seg-h:6px;--gap:4px;--bead:15px;min-inline-size:0;display:block}._root_wuh5a_10[data-compact=true]{--seg-h:4px;--gap:3px;--bead:12px}._list_wuh5a_24{gap:var(--gap);margin:0;padding:0;list-style:none;display:flex}._seg_wuh5a_32{flex:1 1 0;min-inline-size:6px;display:flex;position:relative}._hit_wuh5a_40{--c:6px;--cm:2px;--bw:1px;isolation:isolate;min-block-size:26px;inline-size:100%;color:inherit;font:inherit;cursor:default;-webkit-tap-highlight-color:transparent;align-items:center;margin:0;padding:0;display:flex;position:relative}button._hit_wuh5a_40{cursor:pointer}@media (pointer:coarse){._hit_wuh5a_40{min-block-size:44px}}._edge_wuh5a_68{z-index:1;clip-path:var(--clip-ring);pointer-events:none;background:0 0;position:absolute;inset:0}._bar_wuh5a_79{--ring:#ffffff6b;isolation:isolate;inline-size:100%;block-size:var(--seg-h);clip-path:polygon(0 2px,2px 0,calc(100% - 2px) 0,100% 2px,100% calc(100% - 2px),calc(100% - 2px) 100%,2px 100%,0 calc(100% - 2px));transform-origin:50%;transition:scale var(--dur-2) var(--ease-snap), background var(--dur-2) var(--ease-out);background:#ffffff0d;display:block;position:relative}._bar_wuh5a_79:before{content:"";z-index:2;background:var(--ring);clip-path:polygon(evenodd,0 2px,2px 0,calc(100% - 2px) 0,100% 2px,100% calc(100% - 2px),calc(100% - 2px) 100%,2px 100%,0 calc(100% - 2px),0 2px,1px 2px,2px 1px,calc(100% - 2px) 1px,calc(100% - 1px) 2px,calc(100% - 1px) calc(100% - 2px),calc(100% - 2px) calc(100% - 1px),2px calc(100% - 1px),1px calc(100% - 2px),1px 2px);transition:background var(--dur-2) var(--ease-out);position:absolute;inset:0}._fill_wuh5a_134{background:linear-gradient(90deg, var(--accent), var(--accent-strong));transform-origin:0;transition:scale var(--dur-3) var(--ease-out), opacity var(--dur-2) var(--ease-out);position:absolute;inset:0;scale:0 1}._seg_wuh5a_32[data-state=done] ._bar_wuh5a_79{--ring:transparent}._seg_wuh5a_32[data-state=done] ._fill_wuh5a_134{scale:1}._seg_wuh5a_32[data-state=current] ._fill_wuh5a_134{background:linear-gradient(90deg, var(--accent), var(--accent-strong) 55%, var(--hot));animation:1.8s ease-in-out 2 _pulse_wuh5a_1;scale:1}._seg_wuh5a_32[data-state=current] ._bar_wuh5a_79{--ring:rgb(var(--accent-rgb) / .78);background:rgb(var(--accent-rgb) / .18)}@keyframes _pulse_wuh5a_1{0%,to{opacity:.74}50%{opacity:1}}._seg_wuh5a_32[data-state=skipped] ._bar_wuh5a_79{--ring:transparent;background:repeating-linear-gradient(90deg, rgb(var(--accent-rgb) / .62) 0 3px, transparent 3px 6px)}._seg_wuh5a_32[data-state=locked] ._bar_wuh5a_79{--ring:transparent;opacity:.7;background:repeating-linear-gradient(135deg,#ffffff4d 0 1px,#0000 1px 4px)}._ring_wuh5a_191{background:var(--hot);clip-path:polygon(evenodd,50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%,50% 0,50% 14%,14% 32%,14% 68%,50% 86%,86% 68%,86% 32%,50% 14%);opacity:0;pointer-events:none;block-size:16px;inline-size:14px;position:absolute;inset-block-start:50%;inset-inline-start:50%;translate:-50% -50%}._seg_wuh5a_32[data-landed=true] ._ring_wuh5a_191{animation:_ring_wuh5a_191 .76s var(--ease-out) both}._seg_wuh5a_32[data-landed=true] ._bar_wuh5a_79{animation:_snap_wuh5a_1 .42s var(--ease-snap)}._seg_wuh5a_32[data-landed=true] ._fill_wuh5a_134{animation:_arrive_wuh5a_1 var(--dur-3) var(--ease-out) backwards}@keyframes _snap_wuh5a_1{0%{scale:1}38%{scale:1.06 2.3}to{scale:1}}@keyframes _ring_wuh5a_191{0%{opacity:.95;scale:.5}to{opacity:0;scale:2.8}}@keyframes _arrive_wuh5a_1{0%{scale:0 1}}._hit_wuh5a_40:is(:hover,[data-force=hover]):not([data-static]) ._bar_wuh5a_79{scale:1 1.5}._hit_wuh5a_40:is(:active,[data-force=press]):not([data-static]) ._bar_wuh5a_79{scale:1 .8}._seg_wuh5a_32[data-state=todo] ._hit_wuh5a_40:is(:hover,[data-force=hover]):not([data-static]) ._bar_wuh5a_79{--ring:#ffffffd9;background:#ffffff1f}._bead_wuh5a_277{inline-size:calc(var(--bead) * .866);block-size:var(--bead);clip-path:var(--hex-clip);background:var(--bead-edge,#fff6);transition:background var(--dur-2) var(--ease-out);pointer-events:none;position:absolute;inset-block-start:50%;inset-inline-start:50%;translate:-50% -50%}._bead_wuh5a_277:after{content:"";clip-path:var(--hex-clip);background:var(--bead-fill,var(--ink-1));transition:background var(--dur-2) var(--ease-out);position:absolute;inset:1.5px}._seg_wuh5a_32[data-state=done] ._bead_wuh5a_277{--bead-edge:var(--accent-strong);--bead-fill:var(--accent)}._seg_wuh5a_32[data-state=current] ._bead_wuh5a_277{--bead-edge:#fff;--bead-fill:var(--accent-strong);animation:1.8s ease-in-out 2 _pulse_wuh5a_1}._seg_wuh5a_32[data-state=skipped] ._bead_wuh5a_277{--bead-edge:rgb(var(--accent-rgb) / .7);--bead-fill:var(--ink-1)}._seg_wuh5a_32[data-state=locked] ._bead_wuh5a_277{--bead-edge:#ffffff40;--bead-fill:var(--ink-2)}._hit_wuh5a_40:is(:focus-visible,[data-force=focus]){--bw:2px;outline:none}._hit_wuh5a_40:is(:focus-visible,[data-force=focus]) ._edge_wuh5a_68{background:conic-gradient(from var(--beam-angle), #fff, rgb(var(--accent-hot-rgb) / .95) 16%, rgb(var(--accent-rgb) / .9) 50%, rgb(var(--accent-hot-rgb) / .95) 84%, #fff);animation:_beam_wuh5a_1 .9s var(--ease-out) both}@keyframes _beam_wuh5a_1{to{--beam-angle:360deg}}._caption_wuh5a_347{align-items:baseline;gap:var(--space-1) var(--space-3);margin:var(--space-2) 0 0;max-inline-size:none;font:500 var(--fs-2xs) / 1.3 var(--font-mono);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--text-3);flex-wrap:wrap;display:flex}._captionCount_wuh5a_360{color:var(--accent-text);font-variant-numeric:tabular-nums}._captionName_wuh5a_365{color:var(--text-1);overflow-wrap:anywhere;min-inline-size:0}._captionState_wuh5a_371{margin-inline-start:auto}._srOnly_wuh5a_375{clip-path:inset(50%);white-space:nowrap;border:0;block-size:1px;inline-size:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}html[data-motion=reduced] :is(._bar_wuh5a_79,._fill_wuh5a_134,._bead_wuh5a_277){transition:none}html[data-motion=reduced] :is(._seg_wuh5a_32[data-landed=true] ._ring_wuh5a_191,._seg_wuh5a_32[data-landed=true] ._bar_wuh5a_79,._seg_wuh5a_32[data-landed=true] ._fill_wuh5a_134,._seg_wuh5a_32[data-state=current] ._fill_wuh5a_134,._seg_wuh5a_32[data-state=current] ._bead_wuh5a_277){animation:none}html[data-motion=reduced] ._hit_wuh5a_40:is(:focus-visible,[data-force=focus]) ._edge_wuh5a_68{background:#ffffffeb;animation:none}html[data-motion=reduced] ._hit_wuh5a_40:is(:hover,:active):not([data-static]) ._bar_wuh5a_79{scale:1}@media (prefers-reduced-motion:reduce){html:not([data-motion=full]) :is(._bar_wuh5a_79,._fill_wuh5a_134,._bead_wuh5a_277){transition:none}html:not([data-motion=full]) :is(._seg_wuh5a_32[data-landed=true] ._ring_wuh5a_191,._seg_wuh5a_32[data-landed=true] ._bar_wuh5a_79,._seg_wuh5a_32[data-landed=true] ._fill_wuh5a_134,._seg_wuh5a_32[data-state=current] ._fill_wuh5a_134,._seg_wuh5a_32[data-state=current] ._bead_wuh5a_277){animation:none}html:not([data-motion=full]) ._hit_wuh5a_40:is(:focus-visible,[data-force=focus]) ._edge_wuh5a_68{background:#ffffffeb;animation:none}html:not([data-motion=full]) ._hit_wuh5a_40:is(:hover,:active):not([data-static]) ._bar_wuh5a_79{scale:1}}@media (forced-colors:active){._bar_wuh5a_79{--ring:ButtonText;forced-color-adjust:none;background:canvas}._seg_wuh5a_32[data-state=current] ._bar_wuh5a_79{--ring:Highlight;background:canvas}._seg_wuh5a_32[data-state=done] ._bar_wuh5a_79,._seg_wuh5a_32[data-state=skipped] ._bar_wuh5a_79,._seg_wuh5a_32[data-state=locked] ._bar_wuh5a_79{--ring:transparent}._seg_wuh5a_32[data-state=skipped] ._bar_wuh5a_79{background:repeating-linear-gradient(90deg,highlight 0 3px,canvas 3px 6px)}._seg_wuh5a_32[data-state=locked] ._bar_wuh5a_79{opacity:1;background:repeating-linear-gradient(135deg,graytext 0 1px,canvas 1px 4px)}._fill_wuh5a_134{background:highlight}._seg_wuh5a_32[data-state=current] ._fill_wuh5a_134{background:highlight;animation:none;scale:.5 1}._bead_wuh5a_277{background:canvastext}._bead_wuh5a_277:after{background:canvas}._seg_wuh5a_32[data-state=done] ._bead_wuh5a_277:after,._seg_wuh5a_32[data-state=current] ._bead_wuh5a_277:after{background:highlight}._hit_wuh5a_40:is(:focus-visible,[data-force=focus]) ._edge_wuh5a_68{background:highlight;animation:none}}}@layer route{._article_z939v_2{inline-size:min(100% - 2 * var(--gutter), 52rem);padding-block:var(--space-8) var(--space-16);gap:var(--space-10);margin:0 auto;display:grid}._head_z939v_10{gap:var(--space-4);display:grid}._bar_z939v_15{justify-content:space-between;align-items:center;gap:var(--space-3);max-inline-size:none;font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;flex-wrap:wrap;margin:0;display:flex}._back_z939v_28,._interactive_z939v_29{align-items:center;gap:var(--space-2);min-block-size:var(--touch-min,44px);color:var(--text-3);display:inline-flex}._interactive_z939v_29{color:var(--accent-text)}._back_z939v_28:hover,._interactive_z939v_29:hover{color:var(--hot)}._eyebrow_z939v_46{align-items:center;gap:var(--space-4);max-inline-size:none;font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);flex-wrap:wrap;margin:0;display:flex}._h1_z939v_59{font:600 clamp(2rem, 1.4rem + 2.4vw, 3.25rem) / 1.08 var(--font-display);letter-spacing:var(--tracking-h2,-.03em);color:var(--text-1);text-wrap:balance;margin:0}._hook_z939v_67{font:var(--type-lead);color:var(--text-2);max-inline-size:var(--measure,62ch);margin:0}._h2small_z939v_74{margin:var(--space-3) 0 0;font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3)}._objectives_z939v_82{gap:var(--space-2);color:var(--text-2);font-size:var(--fs-md);line-height:var(--lh-body);margin:0;padding-inline-start:var(--space-5);display:grid}._objectives_z939v_82 li::marker{color:var(--accent)}._step_z939v_96,._checkpoint_z939v_97{gap:var(--space-4);border-block-start:1px solid var(--line-1);padding-block-start:var(--space-8);scroll-margin-block-start:calc(var(--header-h,64px) + var(--space-4));display:grid}._h2_z939v_74{align-items:baseline;gap:var(--space-3);font:600 clamp(1.375rem, 1.15rem + .9vw, 1.875rem) / 1.15 var(--font-display);letter-spacing:var(--tracking-heading,-.012em);color:var(--text-1);text-wrap:balance;margin:0;display:flex}._num_z939v_116{font:500 var(--fs-sm) / 1 var(--font-mono);color:var(--accent-text);font-variant-numeric:tabular-nums}._h3_z939v_122{align-items:baseline;gap:var(--space-3);font:600 var(--fs-h4) / 1.3 var(--font-display);color:var(--text-1);margin:0;display:flex}._p_z939v_131{font:var(--type-lesson);color:var(--text-2);max-inline-size:var(--measure,62ch);margin:0}._figure_z939v_138{margin:var(--space-2) 0 0;gap:var(--space-3);display:grid}._compare_z939v_144{gap:var(--space-4);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}._side_z939v_150{align-content:start;gap:var(--space-3);padding:var(--space-4);background:rgb(var(--ink-0-rgb) / .7);box-shadow:inset 0 0 0 1px var(--line-2);display:grid}._side_z939v_150[data-tone=good]{box-shadow:inset 0 0 0 1px rgb(var(--status-ok-rgb) / .5)}._side_z939v_150[data-tone=bad]{box-shadow:inset 0 0 0 1px rgb(var(--status-crit-rgb) / .5)}._side_z939v_150 h4{font:600 var(--fs-md) / 1.3 var(--font-display);color:var(--text-1);margin:0}._side_z939v_150 p{color:var(--text-2);margin:0}._note_z939v_178{gap:var(--space-2);padding:var(--space-4) var(--space-5);color:var(--text-2);background:rgb(var(--ink-0-rgb) / .7);box-shadow:inset 0 0 0 1px var(--line-2), inset 3px 0 0 var(--accent);display:grid}._note_z939v_178 p,._note_z939v_178 ol{margin:0}._note_z939v_178 ol{gap:var(--space-2);padding-inline-start:var(--space-5);display:grid}._noteHead_z939v_200{align-items:center;gap:var(--space-2);font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--accent-text);display:inline-flex}._cmd_z939v_210{font:500 var(--fs-sm) / 1.4 var(--font-mono);color:var(--accent-strong);overflow-wrap:anywhere;margin-block-start:var(--space-1);display:block}._task_z939v_218{padding:var(--space-3) var(--space-4);color:var(--text-1);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-line);max-inline-size:var(--measure,62ch);margin:0}._challenge_z939v_227{gap:var(--space-3);padding:var(--space-5);background:rgb(var(--ink-0-rgb) / .7);box-shadow:inset 0 0 0 1px var(--line-2);display:grid}._options_z939v_235{gap:var(--space-2);color:var(--text-2);margin:0;padding:0;list-style:none;display:grid}ol._options_z939v_235{padding-inline-start:var(--space-5);list-style:decimal}ul._options_z939v_235 li{align-items:start;gap:var(--space-2);grid-template-columns:auto 1fr;display:grid}._options_z939v_235 li[data-right=true]{color:var(--text-1)}._options_z939v_235 li[data-right=true] svg{color:var(--status-ok)}._why_z939v_264{color:var(--text-3)}._small_z939v_268{font-size:var(--fs-sm);color:var(--text-3);margin:0}._explain_z939v_274{color:var(--text-2);max-inline-size:var(--measure,62ch);margin:0}._terms_z939v_280{gap:var(--space-3);margin:0;display:grid}._terms_z939v_280 dt{color:var(--text-1);font-weight:600}._terms_z939v_280 dd{color:var(--text-2);margin:0}@media (max-width:719.98px){._compare_z939v_144{grid-template-columns:1fr}}@media print{._bar_z939v_15{display:none}._article_z939v_2{inline-size:100%;padding:0}}@media (forced-colors:active){._side_z939v_150,._note_z939v_178,._task_z939v_218,._challenge_z939v_227{box-shadow:none;outline-offset:-1px;clip-path:none;outline:1px solid canvastext}._side_z939v_150[data-tone=bad]{outline-style:dashed}}._notes_qgpdw_2{gap:var(--space-3);max-inline-size:var(--measure,62ch);margin-block-start:var(--space-6);display:grid}._notes_qgpdw_2>*{animation:_note-in_qgpdw_1 var(--dur-4) var(--ease-out) both;animation-delay:calc((.52s + var(--i,0) * .14s) * var(--motion-scale,1))}@keyframes _note-in_qgpdw_1{0%{opacity:0;transform:translateY(calc(var(--reveal-y,24px) * .4))}}._srOnly_ukw95_5{clip-path:inset(50%);white-space:nowrap;block-size:1px;inline-size:1px;margin:-1px;position:absolute;overflow:hidden}._feedback_ukw95_15{margin-block-start:var(--space-3)}._feedback_ukw95_15:empty{display:none}._fb_ukw95_23{gap:var(--space-1);padding:var(--space-3) var(--space-4);font-size:var(--fs-md);line-height:var(--lh-normal,1.45);color:var(--text-2);background:rgb(var(--status-warn-rgb) / .08);box-shadow:inset 0 0 0 1px rgb(var(--status-warn-rgb) / .4), inset 3px 0 0 var(--status-warn);animation:_fb-in_ukw95_1 var(--dur-3) var(--ease-out) both;margin:0;display:grid}._fb_ukw95_23[data-tone=progress]{background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-line), inset 3px 0 0 var(--accent)}._fb_ukw95_23 p{margin:0}._fbTitle_ukw95_49{font:500 var(--fs-2xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--status-warn)}._fb_ukw95_23[data-tone=progress] ._fbTitle_ukw95_49{color:var(--accent-strong)}@keyframes _fb-in_ukw95_1{0%{opacity:0;transform:translateY(calc(6px * var(--motion-scale,1)))}}._options_ukw95_69{gap:var(--space-2);border:0;min-inline-size:0;margin:0;padding:0;display:grid}._legend_ukw95_78{font:500 var(--fs-xs) / 1.3 var(--font-mono);letter-spacing:.04em;color:var(--text-3);margin-block-end:var(--space-2);padding:0}._option_ukw95_69{cursor:pointer;display:block;position:relative}._option_ukw95_69[data-locked=true]{cursor:default}._input_ukw95_96{opacity:0;pointer-events:none;block-size:1px;inline-size:1px;position:absolute}._card_ukw95_104{align-items:start;gap:var(--space-3);min-block-size:var(--touch-min,44px);padding:var(--space-3) var(--space-4);color:var(--text-2);background:rgb(var(--ink-0-rgb) / .78);box-shadow:inset 0 0 0 1px var(--line-2);clip-path:polygon(0 10px,10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);transition:box-shadow var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out);grid-template-columns:auto 1fr auto;display:grid}._input_ukw95_96:focus-visible+._card_ukw95_104{outline:2px solid var(--focus-color);outline-offset:-2px}._input_ukw95_96:checked+._card_ukw95_104{color:var(--text-1);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-line), inset 3px 0 0 var(--accent)}._input_ukw95_96+._card_ukw95_104[data-verdict=wrong]{color:var(--text-2);background:rgb(var(--status-warn-rgb) / .07);box-shadow:inset 0 0 0 1px rgb(var(--status-warn-rgb) / .45), inset 3px 0 0 var(--status-warn)}._input_ukw95_96+._card_ukw95_104[data-verdict=right]{color:var(--text-1);background:rgb(var(--status-ok-rgb) / .09);box-shadow:inset 0 0 0 1px rgb(var(--status-ok-rgb) / .5), inset 3px 0 0 var(--status-ok)}._input_ukw95_96+._card_ukw95_104[data-verdict=dim]{color:var(--text-3);background:rgb(var(--ink-0-rgb) / .6);box-shadow:inset 0 0 0 1px var(--line-1)}._input_ukw95_96:not(:checked,:disabled)+._card_ukw95_104:not([data-verdict]):hover{color:var(--text-1);box-shadow:inset 0 0 0 1px var(--accent-line)}._mark_ukw95_161{color:#0000;background:var(--ink-3);block-size:24px;inline-size:22px;clip-path:var(--hex-clip);box-shadow:inset 0 0 0 1px var(--line-3);transition:background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out);place-items:center;margin-block-start:1px;display:grid}._mark_ukw95_161[data-kind=multi]{clip-path:polygon(0 4px,4px 0,100% 0,100% calc(100% - 4px),calc(100% - 4px) 100%,0 100%);block-size:22px;inline-size:22px}._input_ukw95_96:checked+._card_ukw95_104 ._mark_ukw95_161{color:var(--on-accent);background:var(--accent-solid)}._input_ukw95_96+._card_ukw95_104[data-verdict=right] ._mark_ukw95_161{color:var(--on-accent);background:var(--status-ok)}._input_ukw95_96+._card_ukw95_104[data-verdict=wrong] ._mark_ukw95_161{color:#000;background:var(--status-warn)}._optionText_ukw95_197{gap:var(--space-1);min-inline-size:0;font-size:var(--fs-md);line-height:var(--lh-normal,1.45);display:grid}._why_ukw95_205{font-size:var(--fs-sm);color:var(--text-3);animation:_fb-in_ukw95_1 var(--dur-3) var(--ease-out) both}._card_ukw95_104[data-verdict=wrong] ._why_ukw95_205{color:var(--text-2)}._tag_ukw95_215{font:500 var(--fs-2xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);align-self:start;padding-block-start:5px}._card_ukw95_104[data-verdict=wrong] ._tag_ukw95_215{color:var(--status-warn)}._card_ukw95_104[data-verdict=right] ._tag_ukw95_215{color:var(--status-ok)}._tickHex_ukw95_234{stroke-dasharray:80;animation:_tick-draw_ukw95_1 var(--dur-3) var(--ease-out) both}._tickCheck_ukw95_239{stroke-dasharray:20;animation:_tick-draw_ukw95_1 var(--dur-3) var(--ease-out) calc(var(--dur-2) * .8) both}@keyframes _tick-draw_ukw95_1{0%{stroke-dashoffset:80px}to{stroke-dashoffset:0}}._order_ukw95_255{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}._row_ukw95_263{align-items:center;gap:var(--space-3);min-block-size:var(--touch-min,44px);padding:var(--space-2) var(--space-2) var(--space-2) var(--space-3);color:var(--text-1);background:rgb(var(--ink-0-rgb) / .86);box-shadow:inset 0 0 0 1px var(--line-2);clip-path:polygon(0 10px,10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);touch-action:pan-y;-webkit-user-select:none;user-select:none;grid-template-columns:auto auto 1fr auto;display:grid;position:relative}._row_ukw95_263[data-draggable=true]{cursor:grab}._handle_ukw95_285{touch-action:none;inline-size:4rem;position:absolute;inset-block:0;inset-inline-start:0}._row_ukw95_263[data-verdict=right]{box-shadow:inset 0 0 0 1px rgb(var(--status-ok-rgb) / .5), inset 3px 0 0 var(--status-ok)}._row_ukw95_263[data-verdict=wrong]{box-shadow:inset 0 0 0 1px rgb(var(--status-warn-rgb) / .5), inset 3px 0 0 var(--status-warn)}._grip_ukw95_305{color:var(--text-3);grid-template-columns:repeat(2,4px);gap:3px;display:grid}._grip_ukw95_305 span{block-size:4px;inline-size:4px;clip-path:var(--hex-clip);background:currentColor}._num_ukw95_319{inline-size:24px;font:500 var(--fs-sm) / 1 var(--font-mono);color:var(--text-3);text-align:center;font-variant-numeric:tabular-nums}._rowLabel_ukw95_327{min-inline-size:0;font-size:var(--fs-md);line-height:var(--lh-normal,1.45)}._moves_ukw95_333{gap:var(--space-1);display:inline-flex}._board_ukw95_340{gap:var(--space-2) var(--space-5);grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;display:grid}._col_ukw95_347{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}._colHead_ukw95_355{margin:0 0 var(--space-1);font:500 var(--fs-2xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3)}._pick_ukw95_363{align-items:center;gap:var(--space-2);inline-size:100%;min-block-size:var(--touch-min,44px);padding:var(--space-2) var(--space-3);font:inherit;font-size:var(--fs-md);line-height:var(--lh-normal,1.45);color:var(--text-2);text-align:start;background:rgb(var(--ink-0-rgb) / .78);box-shadow:inset 0 0 0 1px var(--line-2);clip-path:polygon(0 10px,10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);cursor:pointer;transition:box-shadow var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out);grid-template-columns:1fr auto;display:grid}._pick_ukw95_363:not(:disabled):hover{color:var(--text-1);box-shadow:inset 0 0 0 1px var(--accent-line)}._pick_ukw95_363:focus-visible{outline:2px solid var(--focus-color);outline-offset:-2px}._pick_ukw95_363[aria-pressed=true]{color:var(--text-1);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-strong), inset 3px 0 0 var(--accent)}._pick_ukw95_363[data-paired=true]{color:var(--text-1);box-shadow:inset 0 0 0 1px var(--accent-line)}._pick_ukw95_363[data-verdict=right]{background:rgb(var(--status-ok-rgb) / .09);box-shadow:inset 0 0 0 1px rgb(var(--status-ok-rgb) / .5), inset 3px 0 0 var(--status-ok)}._pick_ukw95_363:disabled{cursor:default}._badge_ukw95_420{block-size:26px;inline-size:24px;font:600 var(--fs-xs) / 1 var(--font-mono);color:var(--on-accent);background:var(--accent-solid);clip-path:var(--hex-clip);animation:_tick-in_ukw95_1 var(--dur-2) var(--ease-snap) both;place-items:center;display:grid}._pick_ukw95_363[data-verdict=right] ._badge_ukw95_420{background:var(--status-ok)}._empty_ukw95_436{background:var(--ink-3);block-size:26px;inline-size:24px;clip-path:var(--hex-clip);box-shadow:inset 0 0 0 1px var(--line-3)}@keyframes _tick-in_ukw95_1{0%{opacity:0;transform:scale(calc(1 - .4 * var(--motion-scale,1)))}}._estimate_ukw95_453{gap:var(--space-2);grid-template-columns:minmax(0,1fr);display:grid}._fieldLabel_ukw95_459{font:500 var(--fs-xs) / 1.3 var(--font-mono);letter-spacing:.04em;color:var(--text-3)}._field_ukw95_459{background:rgb(var(--ink-0-rgb) / .86);inline-size:min(100%,26rem);box-shadow:inset 0 0 0 1px var(--line-3);clip-path:polygon(0 10px,10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);transition:box-shadow var(--dur-1) var(--ease-out);align-items:stretch;display:flex}._field_ukw95_459:focus-within{box-shadow:inset 0 0 0 1px var(--accent-strong), 0 0 0 1px var(--accent-line)}._field_ukw95_459[data-verdict=right]{box-shadow:inset 0 0 0 1px rgb(var(--status-ok-rgb) / .6)}._field_ukw95_459 input{min-block-size:52px;min-inline-size:0;padding:0 var(--space-4);font:500 var(--fs-h3) / 1 var(--font-mono);font-variant-numeric:tabular-nums;color:var(--text-1);background:0 0;border:0;outline:none;flex:1 1 0}._field_ukw95_459 input::placeholder{color:var(--text-4,var(--text-3))}._unit_ukw95_503{padding:0 var(--space-4);white-space:nowrap;font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--accent-text);border-inline-start:1px solid var(--line-2);place-items:center;display:grid}._truth_ukw95_515{font:500 var(--fs-sm) / 1.4 var(--font-mono);color:var(--text-2);font-variant-numeric:tabular-nums;margin:0}._truth_ukw95_515 strong{color:var(--status-ok)}._reqs_ukw95_528{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}._req_ukw95_528{align-items:start;gap:var(--space-3);font-size:var(--fs-md);line-height:var(--lh-normal,1.45);color:var(--text-2);grid-template-columns:auto 1fr;display:grid}._req_ukw95_528[data-pass=true]{color:var(--text-1)}._reqMark_ukw95_550{color:#0000;background:var(--ink-3);block-size:24px;inline-size:22px;clip-path:var(--hex-clip);box-shadow:inset 0 0 0 1px var(--line-3);transition:background var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out);place-items:center;margin-block-start:1px;display:grid}._req_ukw95_528[data-pass=true] ._reqMark_ukw95_550{color:var(--on-accent);background:var(--status-ok);animation:_tick-in_ukw95_1 var(--dur-2) var(--ease-snap) both}._reqNote_ukw95_571{font-size:var(--fs-sm);color:var(--status-warn);display:block}._reqHead_ukw95_577{font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);font-variant-numeric:tabular-nums;margin:0}._checkRow_ukw95_588{align-items:center;gap:var(--space-3);flex-wrap:wrap;display:flex}._hintNote_ukw95_595{font-size:var(--fs-sm);color:var(--text-3)}@media (max-width:560px){._board_ukw95_340{grid-template-columns:1fr}}@media (forced-colors:active){._fb_ukw95_23,._card_ukw95_104,._row_ukw95_263,._pick_ukw95_363,._field_ukw95_459,._empty_ukw95_436{box-shadow:none;outline-offset:-1px;clip-path:none;outline:1px solid canvastext}._fb_ukw95_23{background:canvas}._input_ukw95_96:checked+._card_ukw95_104,._input_ukw95_96+._card_ukw95_104[data-verdict=right]{outline:2px solid highlight}._input_ukw95_96+._card_ukw95_104[data-verdict=wrong]{outline:2px dashed canvastext}._input_ukw95_96+._card_ukw95_104[data-verdict=dim],._option_ukw95_69[data-locked=true] ._card_ukw95_104:not([data-verdict]){outline-color:graytext}._input_ukw95_96:focus-visible+._card_ukw95_104,._pick_ukw95_363:focus-visible{outline:3px solid highlight}._mark_ukw95_161,._reqMark_ukw95_550,._badge_ukw95_420{forced-color-adjust:none;color:buttontext;box-shadow:none;outline-offset:-1px;clip-path:none;background:canvas;outline:1px solid buttonborder}._mark_ukw95_161 svg,._reqMark_ukw95_550 svg{visibility:hidden}._input_ukw95_96:checked+._card_ukw95_104 ._mark_ukw95_161,._input_ukw95_96+._card_ukw95_104[data-verdict=right] ._mark_ukw95_161,._req_ukw95_528[data-pass=true] ._reqMark_ukw95_550{color:highlighttext;background:highlight}._input_ukw95_96+._card_ukw95_104[data-verdict=wrong] ._mark_ukw95_161{color:buttontext;background:canvas;outline-style:dashed}._req_ukw95_528[data-pass=true] ._reqMark_ukw95_550 svg,._input_ukw95_96:checked+._card_ukw95_104 ._mark_ukw95_161 svg,._input_ukw95_96+._card_ukw95_104[data-verdict=right] ._mark_ukw95_161 svg,._input_ukw95_96+._card_ukw95_104[data-verdict=wrong] ._mark_ukw95_161 svg{visibility:visible}._row_ukw95_263[data-verdict=right]{outline:2px solid highlight}._row_ukw95_263[data-verdict=wrong]{outline:2px dashed canvastext}._pick_ukw95_363[aria-pressed=true]{outline:3px solid highlight}._pick_ukw95_363[data-paired=true]{outline:2px solid canvastext}._pick_ukw95_363[data-verdict=right]{outline:2px solid highlight}._pick_ukw95_363:disabled:not([data-verdict]){outline-color:graytext}._field_ukw95_459:focus-within,._field_ukw95_459[data-verdict=right]{outline:2px solid highlight}}._challenge_11bpf_2{align-content:start;gap:var(--space-5);display:grid}._eyebrow_11bpf_8{align-items:center;gap:var(--space-2);max-inline-size:none;font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);font-variant-numeric:tabular-nums;flex-wrap:wrap;margin:0;display:flex}._hex_11bpf_22{background:var(--accent);block-size:9px;inline-size:9px;box-shadow:0 0 10px var(--accent-glow);clip-path:var(--hex-clip)}._sep_11bpf_30:before{content:"/";color:var(--text-4,var(--text-3));margin-inline-end:var(--space-2)}._xp_11bpf_36{padding:3px var(--space-2);color:var(--accent-text);box-shadow:inset 0 0 0 1px var(--accent-line);clip-path:polygon(0 4px,4px 0,100% 0,100% calc(100% - 4px),calc(100% - 4px) 100%,0 100%);margin-inline-start:auto}._prompt_11bpf_44{font:600 clamp(1.125rem, 1.02rem + .45vw, 1.375rem) / 1.3 var(--font-display);letter-spacing:var(--tracking-heading,-.012em);color:var(--text-1);text-wrap:pretty;max-inline-size:var(--measure,62ch);outline:none;margin:0}._region_11bpf_54{gap:var(--space-4);outline:none;display:grid}._hint_11bpf_60{gap:var(--space-1);padding:var(--space-3) var(--space-4);font-size:var(--fs-md);line-height:var(--lh-body);color:var(--text-2);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-line);animation:_hint-in_11bpf_1 var(--dur-3) var(--ease-out) both;display:grid}._hint_11bpf_60[hidden]{display:none}._hint_11bpf_60:focus-visible{outline:2px solid var(--focus-color);outline-offset:2px}@keyframes _hint-in_11bpf_1{0%{opacity:0;transform:translateY(calc(6px * var(--motion-scale,1)))}}._hintLabel_11bpf_89{font:500 var(--fs-2xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--accent-strong)}._actions_11bpf_96{align-items:center;gap:var(--space-2) var(--space-3);flex-wrap:wrap;display:flex}._note_11bpf_103{font-size:var(--fs-xs);color:var(--text-3)}._result_11bpf_110{gap:var(--space-3);padding:var(--space-4) var(--space-5);background:linear-gradient(90deg, rgb(var(--status-ok-rgb) / .09), rgb(var(--ink-0-rgb) / .78) 62%);box-shadow:inset 0 0 0 1px rgb(var(--status-ok-rgb) / .45), inset 3px 0 0 var(--status-ok);clip-path:polygon(0 12px,12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);animation:_result-in_11bpf_1 var(--dur-3) var(--ease-out) both;display:grid}._result_11bpf_110[data-status=shown],._result_11bpf_110[data-status=skipped]{background:rgb(var(--ink-0-rgb) / .78);box-shadow:inset 0 0 0 1px var(--line-2), inset 3px 0 0 var(--status-off)}@keyframes _result-in_11bpf_1{0%{opacity:0;transform:translateY(calc(8px * var(--motion-scale,1)))}}._resultHead_11bpf_137{align-items:center;gap:var(--space-3);flex-wrap:wrap;display:flex}._resultLabel_11bpf_144{font:600 var(--fs-md) / 1 var(--font-display);color:var(--text-1)}._xpPill_11bpf_149{font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:.04em;color:var(--status-ok);font-variant-numeric:tabular-nums;margin-inline-start:auto}._result_11bpf_110[data-status=shown] ._xpPill_11bpf_149,._result_11bpf_110[data-status=skipped] ._xpPill_11bpf_149{color:var(--text-3)}._explain_11bpf_162{font-size:var(--fs-md);line-height:var(--lh-body);color:var(--text-2);max-inline-size:var(--measure,62ch);margin:0}@media (forced-colors:active){._xp_11bpf_36,._xpPill_11bpf_149,._hint_11bpf_60,._result_11bpf_110{box-shadow:none;outline-offset:-1px;clip-path:none;outline:1px solid canvastext}._result_11bpf_110[data-status=skipped]{outline-color:graytext}._hex_11bpf_22{forced-color-adjust:none;box-shadow:none;background:canvastext}}._done_1t2cf_2{gap:var(--space-8);inline-size:min(100%,60rem);margin-inline:auto;padding-block-end:var(--space-8);display:grid}._wash_1t2cf_11{z-index:var(--z-ambient,110);pointer-events:none;background:var(--tier-wash,var(--accent));opacity:0;animation:_wash_1t2cf_11 .6s var(--ease-in-out) both;position:fixed;inset:0}._wash_1t2cf_11[data-tier=cumulus]{--tier-wash:var(--cumulus)}._wash_1t2cf_11[data-tier=nimbus]{--tier-wash:var(--nimbus)}._wash_1t2cf_11[data-tier=stratus]{--tier-wash:var(--stratus)}@keyframes _wash_1t2cf_11{0%,to{opacity:0}35%{opacity:.18}}._hero_1t2cf_43{align-items:center;gap:var(--space-8);grid-template-columns:auto minmax(0,1fr);display:grid}._shard_1t2cf_50{--shard:var(--accent);--shard-strong:var(--accent-strong);block-size:120px;inline-size:120px;position:relative}._shard_1t2cf_50[data-tier=cumulus]{--shard:var(--cumulus);--shard-strong:var(--accent-300)}._shard_1t2cf_50[data-tier=nimbus]{--shard:var(--nimbus)}._shard_1t2cf_50[data-tier=stratus]{--shard:var(--stratus)}._shard_1t2cf_50 svg{filter:drop-shadow(0 0 18px rgb(var(--accent-rgb) / .35));display:block;overflow:visible}._shardRing_1t2cf_77{stroke:var(--shard);stroke-width:2px;stroke-linejoin:miter;stroke-dasharray:360;animation:_shard-draw_1t2cf_1 .9s var(--ease-out) both}._shardFill_1t2cf_85{fill:var(--shard);fill-opacity:.22;stroke:var(--shard-strong);stroke-width:1.5px;transform-origin:60px 60px;animation:_shard-land_1t2cf_1 .7s var(--ease-snap) .5s both}._shardCheck_1t2cf_94{stroke:#fff;stroke-width:5px;stroke-linecap:square;stroke-dasharray:60;animation:_shard-check_1t2cf_1 .48s var(--ease-out) .9s both}@keyframes _shard-draw_1t2cf_1{0%{stroke-dashoffset:360px}to{stroke-dashoffset:0}}@keyframes _shard-land_1t2cf_1{0%{opacity:0;transform:translateY(calc(-22px * var(--motion-scale,1))) scale(calc(1 - .14 * var(--motion-scale,1)))}}@keyframes _shard-check_1t2cf_1{0%{stroke-dashoffset:60px}to{stroke-dashoffset:0}}._heroText_1t2cf_128{gap:var(--space-3);min-inline-size:0;display:grid}._eyebrow_1t2cf_134{align-items:center;gap:var(--space-3);max-inline-size:none;font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--status-ok);flex-wrap:wrap;margin:0;display:flex}._title_1t2cf_147{font:600 clamp(1.75rem, 1.3rem + 1.8vw, 2.75rem) / 1.08 var(--font-display);letter-spacing:var(--tracking-h2,-.03em);color:var(--text-1);text-wrap:balance;outline:none;margin:0;scroll-margin-block-start:calc(var(--bar-h,64px) + var(--rail-h,56px) + var(--space-4))}._hook_1t2cf_157{max-inline-size:60ch;font:var(--type-lead);color:var(--text-2);margin:0}._xp_1t2cf_166{align-items:end;gap:var(--space-3) var(--space-8);padding:var(--space-6) var(--space-8);background:rgb(var(--ink-0-rgb) / .78);box-shadow:inset 0 0 0 1px var(--line-2), inset 3px 0 0 var(--accent);clip-path:polygon(0 14px,14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%);grid-template-columns:auto minmax(0,1fr);display:grid}._xpBig_1t2cf_179{font:300 var(--fs-stat-xl) / 1 var(--font-display);letter-spacing:var(--tracking-display,-.04em);color:var(--text-1);font-variant-numeric:tabular-nums}._odo_1t2cf_186{display:inline-flex}._lines_1t2cf_190{gap:var(--space-1);font-size:var(--fs-md);color:var(--text-2);margin:0;padding:0;list-style:none;display:grid}._total_1t2cf_200{align-items:center;gap:var(--space-3);max-inline-size:none;border-block-start:1px solid var(--line-1);font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);flex-wrap:wrap;grid-column:1/-1;margin:0;padding-block-start:var(--space-3);display:flex}._total_1t2cf_200 strong{font:600 var(--fs-h4) / 1 var(--font-mono);letter-spacing:0;color:var(--text-1);font-variant-numeric:tabular-nums}._rank_1t2cf_223{align-items:center;gap:var(--space-4);padding:var(--space-4) var(--space-5);color:var(--text-1);background:rgb(var(--accent-rgb) / .12);box-shadow:inset 0 0 0 1px var(--accent-line);display:flex}._rank_1t2cf_223 p{margin:0}._rank_1t2cf_223[data-tier=cumulus]{color:var(--cumulus)}._rank_1t2cf_223[data-tier=nimbus]{color:var(--nimbus)}._rank_1t2cf_223[data-tier=stratus]{color:var(--stratus)}._rank_1t2cf_223 p{color:var(--text-1)}._medals_1t2cf_253{gap:var(--space-3);display:grid}._medal_1t2cf_253{align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-4);color:var(--accent-text);background:rgb(var(--ink-0-rgb) / 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100%);transition:box-shadow var(--dur-2) var(--ease-out), background var(--dur-2) var(--ease-out);display:grid;position:relative}._nextCard_1t2cf_368:hover{box-shadow:inset 0 0 0 1px var(--accent-strong), 0 0 28px -8px var(--accent-glow)}._nextCard_1t2cf_368:focus-visible{outline:2px solid var(--focus-color);outline-offset:3px}._nextLabel_1t2cf_394{font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--accent-text)}._nextTitle_1t2cf_401{font:600 var(--fs-h3) / 1.2 var(--font-display);letter-spacing:var(--tracking-heading,-.012em)}._nextMeta_1t2cf_406{align-items:center;gap:var(--space-3);font:500 var(--fs-xs) / 1 var(--font-mono);color:var(--text-3);display:inline-flex}._nextGo_1t2cf_414{align-items:center;gap:var(--space-2);color:var(--accent-text);margin-block-start:var(--space-3);font-weight:600;display:inline-flex}._labs_1t2cf_423 ul,._further_1t2cf_424 ul{gap:var(--space-2);margin:var(--space-3) 0 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var(--accent)}._mark_1vh7f_57{block-size:24px;inline-size:22px;color:var(--on-accent);background:var(--ink-3);clip-path:var(--hex-clip);box-shadow:inset 0 0 0 1px var(--line-3);place-items:center;display:grid}._item_1vh7f_23[data-state=done] ._mark_1vh7f_57,._item_1vh7f_23[data-state=assisted] ._mark_1vh7f_57{background:var(--status-ok)}._item_1vh7f_23[data-state=skipped] ._mark_1vh7f_57{color:var(--text-3);background:var(--ink-4)}._item_1vh7f_23[data-state=current] ._mark_1vh7f_57{background:var(--accent-solid)}._text_1vh7f_82{gap:2px;min-inline-size:0;display:grid}._name_1vh7f_88{text-overflow:ellipsis;white-space:nowrap;font-size:var(--fs-md);line-height:1.3;overflow:hidden}._sub_1vh7f_96{font:500 var(--fs-2xs) / 1.2 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3)}._here_1vh7f_103{font:500 var(--fs-2xs) / 1 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minmax(0,3fr);align-items:start;margin-inline:auto;display:grid}._grid_2b1fs_11[data-phase=complete]{grid-template-columns:minmax(0,1fr)}._narrative_2b1fs_25{min-inline-size:0;min-block-size:calc(100svh - var(--bar-h) - var(--rail-pin) - var(--space-12));flex-direction:column;display:flex}._content_2b1fs_32{flex:auto;min-inline-size:0}._end_2b1fs_38{pointer-events:none;block-size:0;inline-size:100%}._narrative_2b1fs_25 [data-task-region][data-nudge=true]{animation:_nudge_2b1fs_1 .48s var(--ease-out) both}@keyframes _nudge_2b1fs_1{0%,to{transform:translate(0)}20%{transform:translate(-6px)}45%{transform:translate(5px)}70%{transform:translate(-3px)}}:root[data-motion=reduced] ._narrative_2b1fs_25 [data-task-region][data-nudge=true]{box-shadow:inset 0 0 0 2px var(--accent-strong);animation:none}@media (prefers-reduced-motion:reduce){:root:not([data-motion=full]) ._narrative_2b1fs_25 [data-task-region][data-nudge=true]{box-shadow:inset 0 0 0 2px var(--accent-strong);animation:none}}@media (max-width:899.98px) and (orientation:portrait),(max-width:899.98px) and (min-height:500.02px),(max-width:639.98px){._player_2b1fs_2{--rail-pin:0px}._grid_2b1fs_11{gap:var(--space-5);padding-block:0 var(--space-8);grid-template-columns:minmax(0,1fr)}._narrative_2b1fs_25{min-block-size:0;padding-block:var(--space-5) calc(var(--lesson-nav-h,88px) + var(--space-4))}._grid_2b1fs_11[data-phase=complete] ._narrative_2b1fs_25{padding-block-end:var(--space-8)}}@media (orientation:landscape) and (max-height:500px) and (min-width:640px){._player_2b1fs_2{--rail-pin:0px}._grid_2b1fs_11{gap:var(--space-5);padding-block:var(--space-4) var(--space-6)}._narrative_2b1fs_25{min-block-size:0}}@media (orientation:landscape) and (max-height:500px) and (min-width:640px) and (max-width:899.98px){._grid_2b1fs_11:not([data-phase=complete]){grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}@media (forced-colors:active){._narrative_2b1fs_25 [data-task-region][data-nudge=true]{outline-offset:-3px;outline:3px 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var(--ease-out);display:inline-flex}._back_nodds_24:hover{color:var(--hot)}._title_nodds_41{align-items:center;gap:var(--space-4);min-inline-size:0;display:flex}._h1_nodds_48{text-overflow:ellipsis;white-space:nowrap;font:600 var(--fs-md) / 1.2 var(--font-display);letter-spacing:var(--tracking-heading,-.012em);color:var(--text-1);min-inline-size:0;margin:0;overflow:hidden}._meta_nodds_59{align-items:center;gap:var(--space-3);max-inline-size:none;font:500 var(--fs-xs) / 1 var(--font-mono);color:var(--text-3);font-variant-numeric:tabular-nums;flex:none;margin:0;display:inline-flex}._steps_nodds_71{min-inline-size:0}._tools_nodds_75{align-items:center;gap:var(--space-1);display:inline-flex}._caption_nodds_82{align-items:baseline;gap:var(--space-1) var(--space-3);margin:var(--space-2) 0 0;max-inline-size:none;font:500 var(--fs-2xs) / 1.3 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);flex-wrap:wrap;display:flex}._captionCount_nodds_95{color:var(--accent-text);font-variant-numeric:tabular-nums}._captionName_nodds_100{min-inline-size:0;color:var(--text-1);overflow-wrap:anywhere}._captionState_nodds_106{margin-inline-start:auto}._tool_nodds_75{block-size:36px;inline-size:36px;color:var(--text-2);clip-path:polygon(0 6px,6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%);transition:color var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out);place-items:center;display:inline-grid}._tool_nodds_75:hover{color:var(--hot);background:#ffffff0f}@media (max-width:1099.98px){._backText_nodds_128,._meta_nodds_59{display:none}._inner_nodds_14{gap:var(--space-4);grid-template-columns:auto minmax(0,1fr) minmax(10rem,22rem) auto}}@media (max-width:899.98px) and (orientation:portrait),(max-width:899.98px) and (min-height:500.02px),(max-width:639.98px){._rail_nodds_2{block-size:auto;padding-block:var(--space-2) var(--space-1);position:static}._inner_nodds_14{gap:var(--space-2);grid-template-columns:auto minmax(0,1fr) auto;grid-template-areas:"back title tools""steps steps steps"}._back_nodds_24{grid-area:back;justify-content:center;min-block-size:44px;min-inline-size:44px}._title_nodds_41{grid-area:title}._tools_nodds_75{grid-area:tools}._steps_nodds_71{grid-area:steps;padding-block-end:var(--space-1)}._tool_nodds_75{block-size:44px;inline-size:44px}}@media (orientation:landscape) and (max-height:500px) and (min-width:640px){._rail_nodds_2{position:static}}@media (forced-colors:active){._rail_nodds_2{box-shadow:none;background:canvas;border-block-end:1px solid canvastext}}._panel_dvyr7_2{align-content:start;gap:var(--space-4);padding:var(--space-8);min-block-size:22rem;display:grid}._eyebrow_dvyr7_10{font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--accent-text);margin:0}._title_dvyr7_18{font:var(--type-h3);color:var(--text-1);text-wrap:balance;max-inline-size:36ch;margin:0}._sub_dvyr7_26{justify-content:space-between;align-items:baseline;gap:var(--space-3);margin:var(--space-3) 0 0;font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);display:flex}._xp_dvyr7_38{color:var(--accent-text);font-variant-numeric:tabular-nums}._objectives_dvyr7_43{gap:var(--space-2);color:var(--text-2);font-size:var(--fs-md);line-height:var(--lh-normal,1.45);margin:0;padding:0;list-style:none;display:grid}._objectives_dvyr7_43 li{align-items:baseline;gap:var(--space-3);grid-template-columns:auto 1fr;display:grid}._hex_dvyr7_61{background:var(--accent);block-size:8px;inline-size:8px;clip-path:var(--hex-clip);translate:0 -1px}._meta_dvyr7_69{margin:var(--space-2) 0 0;font:500 var(--fs-xs) / 1.4 var(--font-mono);color:var(--text-3)}._list_dvyr7_75{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}._item_dvyr7_83{align-items:center;gap:var(--space-3);padding:var(--space-3);color:var(--text-2);box-shadow:inset 0 0 0 1px var(--line-1);background:#ffffff08;grid-template-columns:28px 1fr auto;display:grid}._item_dvyr7_83[data-current=true]{color:var(--text-1);box-shadow:inset 0 0 0 1px var(--accent-line);background:var(--accent-soft)}._mark_dvyr7_100{block-size:26px;inline-size:26px;font:500 var(--fs-xs) / 1 var(--font-mono);color:var(--text-3);background:var(--ink-2);clip-path:var(--hex-clip);place-items:center;display:grid}._item_dvyr7_83[data-state=correct] ._mark_dvyr7_100,._item_dvyr7_83[data-state=shown] ._mark_dvyr7_100{color:var(--on-accent);background:var(--status-ok)}._item_dvyr7_83[data-state=skipped] ._mark_dvyr7_100{background:var(--ink-4)}._name_dvyr7_121{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;font-size:var(--fs-md);overflow:hidden}._badge_dvyr7_129{font:500 var(--fs-2xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3)}._item_dvyr7_83[data-state=correct] ._badge_dvyr7_129{color:var(--status-ok)}@media (forced-colors:active){._item_dvyr7_83{box-shadow:none;outline-offset:-1px;clip-path:none;outline:1px solid canvastext}._item_dvyr7_83[data-current=true]{outline:2px solid highlight}}._column_g1hbw_4{min-inline-size:0;transition:inset-block-start var(--dur-3) var(--ease-out);position:sticky;inset-block-start:calc(var(--bar-h,64px) + var(--rail-pin,var(--rail-h,56px)) + var(--space-4))}._frame_g1hbw_13{block-size:max(26rem, min(52rem, calc(100svh - var(--bar-h,64px) - var(--rail-pin,var(--rail-h,56px)) - var(--space-16))));background:rgb(var(--ink-0-rgb) / .66);-webkit-backdrop-filter:var(--glass-filter);clip-path:polygon(0 22px,22px 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%);flex-direction:column;display:flex;position:relative}._edge_g1hbw_28{pointer-events:none;box-shadow:inset 0 0 0 1px var(--line-2);background:linear-gradient(135deg, transparent 70%, rgb(var(--accent-hot-rgb) / .35)) top right / 22px 22px no-repeat;position:absolute;inset:0}._head_g1hbw_38{align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-5);border-block-end:1px solid var(--line-1);background:rgb(var(--ink-0-rgb) / .5);display:flex}._kind_g1hbw_47{align-items:center;gap:var(--space-2);min-inline-size:0;font:500 var(--fs-xs) / 1.35 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);flex:0 auto;display:inline-flex}._bullet_g1hbw_59{background:var(--accent);block-size:8px;inline-size:8px;box-shadow:0 0 10px var(--accent-glow);clip-path:var(--hex-clip);flex:none}._sim_g1hbw_68{white-space:nowrap;align-items:center;gap:var(--space-1);padding:3px var(--space-2);font:500 var(--fs-2xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--status-warn);box-shadow:inset 0 0 0 1px rgb(var(--status-warn-rgb) / .5);clip-path:polygon(0 4px,4px 0,100% 0,100% calc(100% - 4px),calc(100% - 4px) 100%,0 100%);flex:none;display:inline-flex}._collapse_g1hbw_83{white-space:nowrap;align-items:center;gap:var(--space-2);min-block-size:32px;padding-inline:var(--space-3);font:500 var(--fs-xs) / 1 var(--font-mono);color:var(--text-2);box-shadow:inset 0 0 0 1px var(--line-2);flex:none;margin-inline-start:auto;display:none}._collapse_g1hbw_83:hover{color:var(--hot)}._body_g1hbw_101{scrollbar-gutter:stable;flex:1 1 0;min-block-size:0;display:grid;position:relative;overflow:auto}._body_g1hbw_101:focus-visible{outline:2px solid var(--focus-color);outline-offset:-2px}._body_g1hbw_101[hidden]{display:none}._stage_g1hbw_121{grid-area:1/1;min-block-size:100%;min-inline-size:0;position:relative}._scan_g1hbw_129{z-index:2;pointer-events:none;background:linear-gradient(90deg, transparent, var(--hot), transparent);block-size:1px;box-shadow:0 0 12px var(--hot-glow,var(--accent-glow));opacity:0;animation:_scan_g1hbw_129 var(--dur-3) var(--ease-in-out) both;position:absolute;inset-block-start:0;inset-inline:0}@keyframes _scan_g1hbw_129{0%{opacity:.9;transform:translateY(0)}to{opacity:0;transform:translateY(var(--scan-h,30rem))}}._failed_g1hbw_153{align-content:center;justify-items:start;gap:var(--space-3);min-block-size:16rem;padding:var(--space-8);color:var(--status-warn);display:grid}._failedTitle_g1hbw_163{font:var(--type-h3);color:var(--text-1);margin:0}._failedBody_g1hbw_169{max-inline-size:44ch;color:var(--text-2);margin:0}@media (max-width:899.98px) and (orientation:portrait),(max-width:899.98px) and (min-height:500.02px),(max-width:639.98px){._column_g1hbw_4{z-index:4;margin-inline:calc(var(--gutter) * -1);order:-1;inset-block-start:var(--bar-h,52px)}._frame_g1hbw_13{clip-path:none;block-size:auto;min-block-size:0;box-shadow:0 10px 24px -14px #000c}._body_g1hbw_101{flex:0 auto;max-block-size:42svh}._frame_g1hbw_13[data-kind=diagram] ._body_g1hbw_101,._frame_g1hbw_13[data-kind=compare] ._body_g1hbw_101{max-block-size:60svh}._collapse_g1hbw_83{display:inline-flex}}@media (min-width:720px) and (max-width:899.98px) and (orientation:portrait),(min-width:720px) and (max-width:899.98px) and (min-height:500.02px){._body_g1hbw_101,._frame_g1hbw_13[data-kind=diagram] ._body_g1hbw_101,._frame_g1hbw_13[data-kind=compare] ._body_g1hbw_101{max-block-size:min(64svh,44rem)}}@media (orientation:landscape) and (max-height:500px) and (min-width:640px){._frame_g1hbw_13{block-size:calc(100svh - var(--bar-h,64px) - var(--space-8));min-block-size:0}._head_g1hbw_38{padding-block:var(--space-2);padding-inline:var(--space-4)}}:root[data-motion=reduced] ._scan_g1hbw_129{animation:none}@media (prefers-reduced-motion:reduce){:root:not([data-motion=full]) ._scan_g1hbw_129{animation:none}}@media (forced-colors:active){._frame_g1hbw_13{clip-path:none;background:canvas}._edge_g1hbw_28{box-shadow:none;background:0 0;border:1px solid canvastext}._sim_g1hbw_68,._collapse_g1hbw_83{box-shadow:none;outline-offset:-1px;clip-path:none;outline:1px solid buttonborder}._collapse_g1hbw_83:hover,._collapse_g1hbw_83:focus-visible{outline-color:highlight}._bullet_g1hbw_59{forced-color-adjust:none;box-shadow:none;background:canvastext}._scan_g1hbw_129{display:none}}._step_1uqr4_2{align-content:start;display:grid}._eyebrow_1uqr4_7{align-items:center;gap:var(--space-2);max-inline-size:none;margin:0 0 var(--space-3);font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);font-variant-numeric:tabular-nums;display:flex}._hex_1uqr4_20{background:var(--accent);block-size:9px;inline-size:9px;box-shadow:0 0 10px var(--accent-glow);clip-path:var(--hex-clip)}._sep_1uqr4_28:before{content:"/";color:var(--text-4,var(--text-3));margin-inline-end:var(--space-2)}._title_1uqr4_34{margin:0 0 var(--space-5);font:600 clamp(1.5rem, 1.25rem + 1vw, 2.125rem) / 1.12 var(--font-display);letter-spacing:var(--tracking-h2,-.03em);color:var(--text-1);text-wrap:balance;outline:none}._body_1uqr4_43{gap:var(--space-4);display:grid}._p_1uqr4_48{font:var(--type-lesson);color:var(--text-2);max-inline-size:var(--measure,62ch);margin:0}._task_pmkh6_2{gap:var(--space-3);padding:var(--space-4) var(--space-5);background:rgb(var(--ink-0-rgb) / .78);box-shadow:inset 0 0 0 1px var(--line-2);clip-path:polygon(0 12px,12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);transition:box-shadow var(--dur-3) var(--ease-out), background var(--dur-3) var(--ease-out);margin-block-start:var(--space-6);display:grid;position:relative}._task_pmkh6_2[data-status=open]{box-shadow:inset 0 0 0 1px var(--accent-line), inset 3px 0 0 var(--accent)}._task_pmkh6_2[data-status=done],._task_pmkh6_2[data-status=shown]{--tone:var(--status-ok);box-shadow:inset 0 0 0 1px rgb(var(--status-ok-rgb) / .45), inset 3px 0 0 var(--status-ok);background:linear-gradient(90deg, rgb(var(--status-ok-rgb) / .08), rgb(var(--ink-0-rgb) / .78) 60%)}._task_pmkh6_2[data-status=skipped]{box-shadow:inset 0 0 0 1px var(--line-2), inset 3px 0 0 var(--status-off)}._head_pmkh6_37{justify-content:space-between;align-items:center;gap:var(--space-3);display:flex}._label_pmkh6_44{align-items:center;gap:var(--space-2);font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--accent-text);display:inline-flex}._task_pmkh6_2[data-status=done] ._label_pmkh6_44,._task_pmkh6_2[data-status=shown] ._label_pmkh6_44{color:var(--status-ok)}._task_pmkh6_2[data-status=skipped] ._label_pmkh6_44{color:var(--text-3)}._bullet_pmkh6_63{block-size:8px;inline-size:8px;clip-path:var(--hex-clip);background:currentColor}._state_pmkh6_70{color:var(--status-ok);animation:_tick_pmkh6_1 var(--dur-3) var(--ease-snap) both}._task_pmkh6_2[data-status=skipped] ._state_pmkh6_70{color:var(--text-3)}@keyframes _tick_pmkh6_1{0%{opacity:0;transform:scale(calc(1 - .4 * var(--motion-scale,1)))}}._prompt_pmkh6_86{font:600 var(--fs-body) / 1.4 var(--font-sans);color:var(--text-1);max-inline-size:var(--measure,62ch);margin:0}._confirm_pmkh6_93{align-items:center;gap:var(--space-3);min-block-size:var(--touch-min,44px);cursor:pointer;color:var(--text-2);display:flex}._confirm_pmkh6_93 input{opacity:0;block-size:1px;inline-size:1px;position:absolute}._box_pmkh6_109{color:#0000;background:var(--ink-2);block-size:26px;inline-size:26px;clip-path:var(--hex-clip);box-shadow:inset 0 0 0 1px var(--line-3);transition:color var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out);flex:none;place-items:center;display:inline-grid}._confirm_pmkh6_93 input:checked+._box_pmkh6_109{color:var(--on-accent);background:var(--accent-solid)}._confirm_pmkh6_93 input:focus-visible+._box_pmkh6_109{outline:2px solid var(--focus-color);outline-offset:3px}._feedback_pmkh6_134:empty{display:none}._lines_pmkh6_138{gap:var(--space-1);font-size:var(--fs-md);line-height:var(--lh-normal,1.45);color:var(--text-2);margin:0;padding:0;list-style:none;display:grid}._lines_pmkh6_138 li{padding-inline-start:var(--space-5);position:relative}._lines_pmkh6_138 li:before{content:"";background:var(--status-warn);block-size:8px;inline-size:8px;clip-path:var(--hex-clip);position:absolute;inset-block-start:.45em;inset-inline-start:0}._lines_pmkh6_138[data-tone=progress] li:before{background:var(--accent)}._note_pmkh6_169{font-size:var(--fs-sm);color:var(--text-3)}._hint_pmkh6_174{gap:var(--space-1);padding:var(--space-3) var(--space-4);font-size:var(--fs-md);line-height:var(--lh-body);color:var(--text-2);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-line);animation:_hint-in_pmkh6_1 var(--dur-3) var(--ease-out) both;display:grid}._hint_pmkh6_174[hidden]{display:none}._hint_pmkh6_174:focus-visible{outline:2px solid var(--focus-color);outline-offset:2px}@keyframes _hint-in_pmkh6_1{0%{opacity:0;transform:translateY(calc(6px * var(--motion-scale,1)))}}._hintLabel_pmkh6_203{font:500 var(--fs-2xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--accent-strong)}._actions_pmkh6_210{align-items:center;gap:var(--space-2) var(--space-3);flex-wrap:wrap;display:flex}._xp_pmkh6_217{font-size:var(--fs-xs);color:var(--text-3)}@media (forced-colors:active){._task_pmkh6_2,._hint_pmkh6_174{box-shadow:none;outline-offset:-1px;clip-path:none;background:canvas;outline:1px solid canvastext}._task_pmkh6_2[data-status=open]{outline:2px solid highlight}._task_pmkh6_2[data-status=skipped]{outline-color:graytext}._box_pmkh6_109{box-shadow:none;outline-offset:-1px;clip-path:none;outline:1px solid buttonborder}._box_pmkh6_109 svg{visibility:hidden}._confirm_pmkh6_93 input:checked+._box_pmkh6_109{forced-color-adjust:none;color:highlighttext;background:highlight}._confirm_pmkh6_93 input:checked+._box_pmkh6_109 svg{visibility:visible}._lines_pmkh6_138 li:before{forced-color-adjust:none;background:canvastext}}._skeleton_1xaqi_2{inline-size:min(100% - 2 * var(--gutter), var(--container-wide));padding-block:var(--space-4) var(--space-12);margin:0 auto}._bar_1xaqi_8,._eyebrow_1xaqi_9,._title_1xaqi_10,._line_1xaqi_11,._task_1xaqi_12,._stage_1xaqi_13{background:linear-gradient(90deg,#ffffff0a,#ffffff17,#ffffff0a) 0 0/200% 100%;animation:1.6s linear infinite _shimmer_1xaqi_1}._rail_1xaqi_24{align-items:center;gap:var(--space-5);block-size:var(--rail-h,56px);margin-block-end:var(--space-6);display:flex}._bar_1xaqi_8{block-size:12px;display:block}._grid_1xaqi_37{gap:var(--space-10);grid-template-columns:minmax(0,2fr) minmax(0,3fr);display:grid}._text_1xaqi_43{align-content:start;gap:var(--space-4);display:grid}._eyebrow_1xaqi_9{block-size:12px;inline-size:9rem;display:block}._title_1xaqi_10{block-size:2.25rem;inline-size:min(100%,24rem);display:block}._line_1xaqi_11{block-size:14px;inline-size:100%;display:block}._task_1xaqi_12{block-size:7rem;margin-block-start:var(--space-4);display:block}._stage_1xaqi_13{clip-path:polygon(0 22px,22px 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%);min-block-size:min(46rem,62svh)}@keyframes _shimmer_1xaqi_1{to{background-position:-200% 0}}:root[data-motion=reduced] :is(._bar_1xaqi_8,._eyebrow_1xaqi_9,._title_1xaqi_10,._line_1xaqi_11,._task_1xaqi_12,._stage_1xaqi_13){animation:none}@media (prefers-reduced-motion:reduce){:root:not([data-motion=full]) :is(._bar_1xaqi_8,._eyebrow_1xaqi_9,._title_1xaqi_10,._line_1xaqi_11,._task_1xaqi_12,._stage_1xaqi_13){animation:none}}@media (max-width:899.98px){._grid_1xaqi_37{grid-template-columns:1fr}._stage_1xaqi_13{order:-1;min-block-size:14rem}}._facts_1xaqi_107{align-items:center;gap:var(--space-4);font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);flex-wrap:wrap;margin:0;display:flex}._related_1xaqi_119 ul{gap:var(--space-1);margin:var(--space-2) 0 0;padding:0;list-style:none;display:grid}._related_1xaqi_119 a{align-items:center;gap:var(--space-2);min-block-size:var(--touch-min,44px);color:var(--accent-text);font-weight:600;display:inline-flex}._related_1xaqi_119 a:hover{color:var(--hot)}._label_1xaqi_140{font:500 var(--fs-xs) / 1 var(--font-mono);letter-spacing:var(--tracking-label,.12em);text-transform:uppercase;color:var(--text-3);margin:0}._detail_1xaqi_148{overflow-wrap:anywhere;max-inline-size:100%;font:400 var(--fs-sm) / 1.4 var(--font-mono);color:var(--text-3);margin:0}._actions_1xaqi_156{gap:var(--space-3);display:flex}}@layer utility;