@font-face{font-family:Space Grotesk;font-style:normal;font-weight:300 700;font-display:swap;src:url(./space-grotesk-var-BhU9QXUp.woff2) format("woff2")}@font-face{font-family:Plex Sans;font-style:normal;font-weight:100 700;font-display:swap;src:url(./plex-sans-var-IvpUvPa2.woff2) format("woff2")}@font-face{font-family:Plex Mono;font-style:normal;font-weight:400;font-display:swap;src:url(./plex-mono-400-DMJ8VG8y.woff2) format("woff2")}@font-face{font-family:Plex Mono;font-style:normal;font-weight:600;font-display:swap;src:url(./plex-mono-600-BgSNZQsw.woff2) format("woff2")}:root{--bg: #0c0c0e;--surface: #17171b;--surface-2: #202024;--surface-3: #2a2a30;--surface-4: #34343c;--edge-neutral: #33333c;--surface-locked: #131316;--emblem-bg: #211f38;--bg-rgb: 12, 12, 14;--ink: #f4f3f1;--ink-muted: #a4a3ad;--ink-faint: #6d6c78;--ink-disabled: #575660;--ink-locked-icon: #85848f;--accent: #6a78f0;--accent-press: #414ec2;--accent-soft: #a2acff;--accent-hook: #b3b9e4;--accent-deep: #1f2450;--accent-rgb: 106, 120, 240;--success: #28cf90;--success-press: #12885f;--success-ink: #04241a;--success-panel: #0e2e26;--success-text: #b9e6d2;--success-rgb: 40, 207, 144;--warn: #ef6f4e;--warn-press: #a83f24;--warn-ink: #2c0f05;--warn-panel: #3a2019;--warn-text: #f6d5c8;--warn-rgb: 239, 111, 78;--danger: #ef5a6f;--danger-ink: #2a0c11;--streak: #ffc24d;--gold-hi: #ffdd8f;--gold-lo: #f0a92e;--gold-press: #b26f14;--line: rgba(255, 255, 255, .08);--line-strong: rgba(255, 255, 255, .2);--line-loud: rgba(255, 255, 255, .32);--font-display: "Space Grotesk", system-ui, sans-serif;--font-body: "Plex Sans", system-ui, sans-serif;--font-mono: "Plex Mono", ui-monospace, monospace;--fs-3xs: 11px;--fs-2xs: 12px;--fs-xs: 13px;--fs-sm: 14px;--fs-base: 16px;--fs-md: 17px;--fs-lg: 19px;--fs-xl: 22px;--fs-2xl: 27px;--fs-3xl: 33px;--fs-4xl: 40px;--fs-5xl: 48px;--fs-6xl: 64px;--lh-tight: 1.1;--lh-snug: 1.3;--lh-body: 1.55;--lh-loose: 1.7;--fw-regular: 400;--fw-medium: 500;--fw-semibold: 600;--fw-bold: 700;--track-display: -.022em;--track-title: -.012em;--track-eyebrow: .08em;--s-1: 4px;--s-2: 8px;--s-3: 12px;--s-4: 16px;--s-5: 20px;--s-6: 24px;--s-7: 32px;--s-8: 40px;--s-9: 48px;--s-10: 64px;--pad-screen: 20px;--pad-gutter: 20px;--r-xs: 8px;--r-sm: 12px;--r-md: 16px;--r-lg: 20px;--r-xl: 28px;--r-pill: 999px;--r-card: var(--r-md);--r-card-lg: var(--r-lg);--r-sheet: var(--r-xl);--e1: 0 1px 2px rgba(0, 0, 0, .4);--e2: 0 1px 2px rgba(0, 0, 0, .45), 0 4px 10px rgba(0, 0, 0, .3);--e3: 0 1px 2px rgba(0, 0, 0, .5), 0 10px 24px rgba(0, 0, 0, .42);--e4: 0 2px 4px rgba(0, 0, 0, .55), 0 24px 56px rgba(0, 0, 0, .55);--shadow-drop: var(--e3);--shadow-node: var(--e3);--dur-fast: .12s;--dur-base: .2s;--dur-slow: .32s;--dur-slower: .52s;--stagger: 60ms;--ease-out: cubic-bezier(.22, .8, .28, 1);--ease-in-out: cubic-bezier(.5, 0, .2, 1);--ease-spring: cubic-bezier(.2, .9, .3, 1.35);--edge-fade-y: linear-gradient(to bottom, transparent 0, #000 24px, #000 calc(100% - 24px) , transparent 100%);--edge-fade-top: linear-gradient(to bottom, transparent 0, #000 24px, #000 100%);--edge-fade-x: linear-gradient(to right, transparent 0, #000 20px, #000 calc(100% - 20px) , transparent 100%);--focus-ring: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent-soft)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%}body{margin:0;background:var(--bg);font-family:var(--font-body);font-size:var(--fs-base);line-height:var(--lh-body);color:var(--ink);overscroll-behavior:none;font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}:focus{outline:none}:focus-visible{outline:none;box-shadow:var(--focus-ring);border-radius:var(--r-xs)}.pill:focus-visible,.opt-card:focus-visible{border-radius:inherit}.readout-num,.num{font-family:var(--font-mono);font-weight:var(--fw-semibold);font-variant-numeric:tabular-nums;letter-spacing:-.01em}.shell{--course-accent-press: color-mix(in srgb, var(--course-accent, var(--accent)) 56%, #05050a);--course-accent-soft: color-mix(in srgb, var(--course-accent, var(--accent)) 74%, #ffffff);--emblem-bg: var(--course-accent-deep, #211f38);height:100dvh;max-width:430px;margin:0 auto;background:var(--bg);display:flex;flex-direction:column;position:relative;overflow:hidden;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}@media (min-width: 500px){body{background:radial-gradient(120% 80% at 50% -10%,rgba(var(--accent-rgb),.1),transparent 60%),radial-gradient(90% 60% at 50% 110%,rgba(var(--accent-rgb),.06),transparent 60%),#070709}.shell{height:min(880px,94dvh);margin-top:max(0px,calc((100dvh - min(880px,94dvh))/2));border-radius:34px;border:1px solid var(--line-strong);box-shadow:var(--e4),0 0 0 1px #0009}}button{font:inherit;color:inherit;background:none;border:none;padding:0;cursor:pointer;text-align:inherit}.screen{flex:1;display:flex;flex-direction:column;min-height:0;position:relative;animation:screen-in var(--dur-slow) var(--ease-out) both}@keyframes screen-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.screen.lesson-enter{animation:lesson-in var(--dur-slower) var(--ease-out) both;transform-origin:50% 45%}@keyframes lesson-in{0%{opacity:0;transform:scale(.93)}to{opacity:1;transform:none}}.tab-screen.slide-fwd{animation:tab-in-fwd var(--dur-slow) var(--ease-out) both}.tab-screen.slide-back{animation:tab-in-back var(--dur-slow) var(--ease-out) both}@keyframes tab-in-fwd{0%{opacity:0;transform:translate(22px)}to{opacity:1;transform:none}}@keyframes tab-in-back{0%{opacity:0;transform:translate(-22px)}to{opacity:1;transform:none}}.t-display{font-family:var(--font-display);font-weight:var(--fw-bold);line-height:var(--lh-tight);letter-spacing:var(--track-display)}.t-eyebrow{color:var(--course-accent-soft, var(--accent-soft));font-size:var(--fs-2xs);font-weight:var(--fw-semibold);letter-spacing:var(--track-eyebrow);text-transform:uppercase}.rich b{font-weight:700}.term-link{text-decoration:underline;text-decoration-color:var(--course-accent, var(--accent));text-decoration-thickness:2px;text-underline-offset:3px;cursor:pointer}.m-inline{display:inline-block;vertical-align:middle;margin:0 2px}.m-block{display:block;text-align:center}.pill{display:block;width:100%;text-align:center;padding:16px 0;border-radius:var(--r-pill);font-weight:var(--fw-bold);font-size:var(--fs-base);font-family:var(--font-display);letter-spacing:var(--track-title);transition:transform var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out);-webkit-user-select:none;user-select:none}.pill:active{transform:translateY(4px)}.pill-quiet{background:var(--surface-2);color:var(--ink);box-shadow:0 4px 0 var(--surface),var(--e2)}.pill-quiet:active{box-shadow:0 1px 0 var(--surface),var(--e1)}.pill-accent{background:var(--course-accent, var(--accent));color:var(--course-accent-ink, #fff);box-shadow:0 5px 0 var(--course-accent-press, var(--accent-press)),var(--shadow-drop)}.pill-accent:active{box-shadow:0 1px 0 var(--course-accent-press, var(--accent-press)),0 2px 8px #0000004d}.pill-success{background:var(--success);color:var(--success-ink);font-weight:800;box-shadow:0 5px 0 var(--success-press),var(--shadow-drop)}.pill-success:active{box-shadow:0 1px 0 var(--success-press),0 2px 6px #0000004d}.pill-warn{background:var(--warn);color:var(--warn-ink);font-weight:800;box-shadow:0 5px 0 var(--warn-press),var(--shadow-drop)}.pill-warn:active{box-shadow:0 1px 0 var(--warn-press),0 2px 6px #0000004d}.pill[disabled]{opacity:.45;pointer-events:none}.pill.locked{opacity:.4;filter:saturate(.45);cursor:default}.pill.locked:active{transform:none}@media (hover: hover){.pill.locked:hover:not(:active){transform:none}}.pill.shake-x{animation:pill-shake .44s cubic-bezier(.36,.07,.19,.97)}@keyframes pill-shake{10%,90%{transform:translate(-2px)}20%,80%{transform:translate(4px)}30%,50%,70%{transform:translate(-7px)}40%,60%{transform:translate(7px)}}@media (hover: hover){.pill:hover:not(:active){transform:translateY(-2px)}}.icon-round{width:58px;height:58px;flex-shrink:0;border-radius:50%;border:1.5px solid var(--line-strong);background:var(--surface-2);display:grid;place-items:center;color:var(--ink);box-shadow:0 4px 0 var(--edge-neutral),var(--e2),inset 0 1px #ffffff12;transition:transform var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}.icon-round:active{transform:translateY(4px);box-shadow:0 0 0 var(--edge-neutral),var(--e1)}.icon-round:focus-visible{outline:none;box-shadow:var(--focus-ring),var(--e2)}@media (hover: hover){.icon-round:hover:not(:active){border-color:var(--line-loud)}}.lesson-topbar{display:flex;align-items:center;gap:12px;padding:16px 16px 12px;flex-shrink:0;position:relative;z-index:4;background:transparent}.quit-btn{width:40px;height:40px;flex-shrink:0;margin:-4px 0 -4px -2px;display:flex;align-items:center;justify-content:center;color:var(--ink);border:1.5px solid var(--line-strong);border-radius:50%;background:transparent;transition:background var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}.quit-btn:active{transform:scale(.92);background:#ffffff0f}.quit-btn:focus-visible{outline:none;box-shadow:var(--focus-ring)}@media (hover: hover){.quit-btn:hover{border-color:var(--line-loud);background:#ffffff0d}}.progress-row{flex:1;min-width:0}.progress-track-seg{display:flex;height:13px;border-radius:var(--r-pill);background:transparent;overflow:hidden}.progress-lane{position:relative;min-width:0;background:var(--surface-2)}.progress-lane+.progress-lane{margin-left:3px}.progress-lane.lesson{flex:1 1 auto}.progress-lane.q{flex:0 0 24px}.progress-track-seg.questions-only .progress-lane.q{flex:1 1 0}.progress-fill{height:100%;background:var(--course-accent, var(--accent));border-radius:var(--r-pill);transition:width var(--dur-slow) var(--ease-out)}.progress-track{flex:1;height:10px;background:var(--surface-2);box-shadow:inset 0 1px 2px #00000073;border-radius:var(--r-pill);overflow:hidden}.streak-badge{display:flex;align-items:center;gap:4px;background:var(--surface);border:1px solid var(--line);padding:8px 12px;border-radius:var(--r-pill);cursor:pointer;transition:transform var(--dur-fast) var(--ease-out)}@media (hover: hover){.streak-badge:hover{transform:translateY(-1px)}}.streak-badge span{color:var(--ink);font-size:var(--fs-sm);font-weight:800}.streak-badge.bare{background:none;border:none;padding:4px;margin:-4px}.streak-badge.bare span{display:none}.streak-badge.celebrate{animation:streak-pop 1.4s cubic-bezier(.2,.8,.2,1.2)}.streak-badge.celebrate svg{animation:streak-glow 1.4s ease}@keyframes streak-pop{0%{transform:scale(1)}22%{transform:scale(1.45) rotate(-7deg)}42%{transform:scale(1.15) rotate(4deg)}62%{transform:scale(1.28)}to{transform:scale(1)}}@keyframes streak-glow{0%,to{filter:drop-shadow(0 0 3px rgba(255,194,77,.45))}35%{filter:drop-shadow(0 0 14px rgba(255,194,77,.95))}}.enter-up{opacity:0;transform:translateY(16px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}.enter-panel{opacity:0;transform:translateY(30px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}.enter-sheet{opacity:0;transform:translateY(56px);transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-slow) var(--ease-spring)}.enter-down{opacity:0;transform:translateY(-18px);transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-base) var(--ease-out)}.enter-fade{opacity:0;transition:opacity var(--dur-base) var(--ease-out)}.entered{opacity:1;transform:none}.leaving.enter-down{opacity:0;transform:translateY(-18px)}.leaving.enter-sheet{opacity:0;transform:translateY(36px)}.leaving.enter-fade{opacity:0}.reveal{display:grid;grid-template-rows:0fr;opacity:0;transition:grid-template-rows var(--dur-slow) var(--ease-out),opacity var(--dur-slow) var(--ease-out)}.reveal.open{grid-template-rows:1fr;opacity:1}.reveal>div{overflow:hidden;min-height:0}.path-trail{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;overflow:visible}.trail-seg{fill:none;stroke:var(--surface-3);stroke-width:4;stroke-linecap:round;stroke-dasharray:1 13}.trail-seg.walked{stroke:rgba(var(--course-accent-rgb, var(--accent-rgb)),.5);stroke-dasharray:none;stroke-width:5}@media (prefers-reduced-motion: no-preference){.path-trail{animation:trail-in var(--dur-slower) var(--ease-out) .15s both}}@keyframes trail-in{0%{opacity:0}}.pad-wrap{position:relative;display:flex;flex-direction:column;align-items:center;margin:20px 0;animation:rise-in .5s ease both;animation-delay:var(--d, 0ms)}.pad{position:relative;z-index:1;width:124px;height:72px;display:flex;align-items:flex-end;justify-content:center}.pad.clickable{cursor:pointer}.pad .dish{position:absolute;bottom:0;left:50%;transform:translate(-50%);width:98px;height:38px;border-radius:50%;background:radial-gradient(ellipse at 50% 36%,var(--surface-4) 0%,var(--surface-2) 58%,var(--surface) 100%);box-shadow:inset 0 5px 10px #0000008c,inset 0 -1px 1px #ffffff14,0 1px #ffffff12,var(--e2)}.pad-done .pad .dish{background:radial-gradient(ellipse at 50% 36%,#3a352c 0%,#241f19 58%,var(--surface) 100%);box-shadow:inset 0 5px 10px #00000080,inset 0 -7px 14px #ffc24d33,0 1px #ffc24d1f,var(--e2)}.pad-current .pad .dish{background:radial-gradient(ellipse at 50% 40%,#fff,#cdd3ff 52%,#7f8cff 86%,#5a68e8);box-shadow:0 0 34px rgba(var(--course-accent-rgb, var(--accent-rgb)),.45),0 0 90px rgba(var(--course-accent-rgb, var(--accent-rgb)),.16),inset 0 -4px 8px #3f4ac080,inset 0 2px 3px #ffffffd9}@supports (background: color-mix(in srgb,red 50%,blue)){.pad-current .pad .dish{background:radial-gradient(ellipse at 50% 40%,#ffffff,color-mix(in srgb,var(--course-accent, var(--accent)) 34%,#ffffff) 52%,color-mix(in srgb,var(--course-accent, var(--accent)) 88%,#ffffff) 86%,var(--course-accent-press, var(--accent-press)) 100%);box-shadow:0 0 34px rgba(var(--course-accent-rgb, var(--accent-rgb)),.45),0 0 90px rgba(var(--course-accent-rgb, var(--accent-rgb)),.16),inset 0 -4px 8px color-mix(in srgb,var(--course-accent-press, var(--accent-press)) 62%,transparent),inset 0 2px 3px #ffffffd9}}.dish-ring{position:absolute;bottom:-6px;left:50%;width:112px;height:48px;margin-left:-56px;border-radius:50%;border:2.5px solid var(--course-accent-soft, var(--accent-soft));pointer-events:none;animation:dish-breathe 2.4s ease-in-out infinite}@keyframes dish-breathe{0%,to{transform:scale(1);opacity:.45}50%{transform:scale(1.09);opacity:.1}}.pad-content{position:relative;display:flex;align-items:flex-end;justify-content:center;margin-bottom:8px;transition:transform var(--dur-fast) var(--ease-out)}.pad-current .pad-content{margin-bottom:12px}@media (hover: hover){.pad.clickable:hover .pad-content{transform:translateY(-3px)}}.pad.clickable:active .pad-content{transform:translateY(3px)}.pad-label{font-size:var(--fs-sm);font-weight:700;text-align:center;max-width:170px;color:var(--ink);margin-top:8px}.pad-done .pad-label{color:var(--ink-muted)}.pad-current .pad-label{font-size:var(--fs-base);font-weight:800}.pad-locked .pad-label,.pad-soon .pad-label{color:var(--ink-locked-icon)}.pad-locked .pad,.pad-soon .pad{opacity:.92}.pad-just-done .mini-bulb-fil{animation:bulb-flicker .6s linear .35s both}.pad-just-done .mini-bulb-glow{animation:bulb-bloom .6s ease .35s both}.pad-just-done .mini-bulb-rays{animation:bulb-rays .9s ease .8s both}@keyframes bulb-flicker{0%{opacity:.15}18%{opacity:1}30%{opacity:.2}48%{opacity:1}58%{opacity:.3}70%,to{opacity:1}}@keyframes bulb-bloom{0%,60%{filter:brightness(.5) saturate(.55)}82%{filter:brightness(1.4)}to{filter:brightness(1)}}@keyframes bulb-rays{0%{opacity:0;transform:scale(.5)}40%{opacity:.9;transform:scale(1.05)}to{opacity:0;transform:scale(1.15)}}.pad-fly-target .pad-content{animation:none}.mini-bulb{display:block}.mini-bulb-rays{opacity:0;transform-box:fill-box;transform-origin:center}.pad-unlocking .dish{animation:dish-ignite 1.1s ease .55s both}@keyframes dish-ignite{0%{filter:brightness(.35) saturate(.4);transform:translate(-50%) scale(.88)}55%{filter:brightness(1.45);transform:translate(-50%) scale(1.14)}to{filter:brightness(1) saturate(1);transform:translate(-50%) scale(1)}}.pad-unlocking .pad-content{animation:unlock-pop .6s cubic-bezier(.2,.8,.25,1.4) 1.05s both}@keyframes unlock-pop{0%{transform:scale(0) translateY(8px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}.pad-unlocking .dish-ring{animation:ring-burst .9s ease 1.15s both,dish-breathe 2.4s ease-in-out 2.1s infinite}@keyframes ring-burst{0%{transform:scale(.55);opacity:0}35%{opacity:.95}to{transform:scale(1.4);opacity:0}}.node-soon-tag{font-size:var(--fs-3xs);font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-faint);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);padding:3px 8px;margin-top:4px}.opt-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-auto-rows:1fr;gap:8px}.opt-grid.roomy{gap:12px}.opt-card{background:var(--surface-2);border:1.5px solid var(--line-strong);border-radius:var(--r-md);padding:16px 8px;display:flex;align-items:center;justify-content:center;position:relative;min-height:56px;color:var(--ink);font-size:var(--fs-base);line-height:1.4;text-align:center;box-shadow:0 4px 0 var(--edge-neutral),var(--e2),inset 0 1px #ffffff12;transition:background var(--dur-base) var(--ease-out),border-color var(--dur-base) var(--ease-out),transform var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) 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var(--s-3);font-size:var(--fs-xs);color:var(--ink-muted);line-height:var(--lh-body)}.set-signout{display:block;width:100%;margin-top:var(--s-5);padding:var(--s-3);text-align:center;color:var(--ink-muted);font-size:var(--fs-sm);font-weight:var(--fw-bold)}.set-cancel{display:block;width:100%;margin-top:var(--s-2);padding:var(--s-3);text-align:center;color:var(--danger);font-size:var(--fs-xs);opacity:.85}.set-switch{flex:0 0 auto;width:50px;height:30px;border-radius:var(--r-pill);background:var(--surface-3);padding:3px;display:flex;transition:background var(--dur-base) var(--ease-out)}.set-switch.on{background:var(--success)}.set-knob{width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:var(--e1);transition:transform var(--dur-base) var(--ease-spring)}.set-switch.on .set-knob{transform:translate(20px)}.rem-picker{padding:0 var(--s-4) var(--s-3)}.rem-chips{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s-2)}.rem-picker.compact 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auto;white-space:nowrap;font-family:var(--font-display);font-size:var(--fs-2xl);font-weight:var(--fw-bold);color:var(--streak)}.set-offer-copy{font-size:var(--fs-xs);color:var(--ink-muted);line-height:var(--lh-body)}.set-flow-cta{display:flex;flex-direction:column;gap:var(--s-2);margin-top:var(--s-4)}.set-flow-next{padding:var(--s-3);text-align:center;color:var(--ink-muted);font-size:var(--fs-sm);font-weight:var(--fw-bold)}.set-flow-next.danger{color:var(--danger)}.wl-rhythm{width:100%;max-width:380px;margin:var(--s-3) auto 0}.wl-rhythm .rem-picker{padding:0}.wl-rhythm-note{margin:var(--s-3) 0 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