/* Claude Design: "IZO ilovasi" (claude.ai/artifact/9SQe9mmuLmv8zSnVq4VpoV) — o'zgarishsiz ko'chirilgan. */
/* Layout: "Kite" — a deltoid mark leads the eye down one path: hero phone → sticky story phone → DTM score scale → store buttons. */
:root{
  --bg:#F3F5FB; --surface:#FFFFFF; --surface-2:#E9EDF8; --ink:#0D1330; --muted:#545D7A; --line:#D9DFEE;
  --primary:#2B4CF2; --primary-2:#6F8BFF; --on-primary:#FFFFFF; --primary-soft:#E3E8FF;
  --xp:#FFB020; --on-xp:#2A1A00; --good:#0B8F63; --good-soft:#DDF5EB; --bad:#D93A40; --bad-soft:#FDE4E5;
  --deep:#0A1030; --on-deep:#EEF1FF; --on-deep-muted:#A6AED3;
  --shadow:0 30px 60px -30px rgba(13,19,48,.35);
  --f-display:"Unbounded", "Onest", system-ui, sans-serif;
  --f-body:"Onest", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:"JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r-s:10px; --r-m:18px; --r-l:28px; --gut:clamp(16px,4vw,40px);
  color-scheme:light;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#070B1F; --surface:#10173A; --surface-2:#18214B; --ink:#EEF1FF; --muted:#A1AAD0; --line:#243061;
  --primary:#6280FF; --primary-2:#9DB0FF; --on-primary:#06092A; --primary-soft:#1B2663;
  --xp:#FFC24D; --on-xp:#2A1A00; --good:#3AD39B; --good-soft:#0F3A2E; --bad:#FF6B70; --bad-soft:#44161C;
  --deep:#0D1646; --on-deep:#EEF1FF; --on-deep-muted:#A6AED3;
  --shadow:0 30px 60px -30px rgba(0,0,0,.8); color-scheme:dark; } }
:root[data-theme="dark"]{
  --bg:#070B1F; --surface:#10173A; --surface-2:#18214B; --ink:#EEF1FF; --muted:#A1AAD0; --line:#243061;
  --primary:#6280FF; --primary-2:#9DB0FF; --on-primary:#06092A; --primary-soft:#1B2663;
  --xp:#FFC24D; --on-xp:#2A1A00; --good:#3AD39B; --good-soft:#0F3A2E; --bad:#FF6B70; --bad-soft:#44161C;
  --deep:#0D1646; --on-deep:#EEF1FF; --on-deep-muted:#A6AED3;
  --shadow:0 30px 60px -30px rgba(0,0,0,.8); color-scheme:dark; }

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--f-body);margin:0;overflow-x:hidden;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--f-display);line-height:1.08;margin:0;text-wrap:balance;letter-spacing:-.02em}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--primary);outline-offset:3px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding-inline:var(--gut)}
.eyebrow{font:600 12px/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--primary)}
.lead{color:var(--muted);font-size:clamp(17px,1.6vw,19px);max-width:58ch}
section{padding-block:clamp(72px,10vw,140px)}
.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums}

/* progress bar */
.progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:60;background:linear-gradient(90deg,var(--primary),var(--primary-2),var(--xp));transform-origin:0 50%;transform:scaleX(0)}

/* nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid transparent;transition:border-color .3s}
.nav.scrolled{border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font:800 20px/1 var(--f-display);letter-spacing:.02em}
.brand svg{width:30px;height:35px;transition:transform .6s cubic-bezier(.2,.9,.2,1.3)}
.brand:hover svg{transform:scale(1.1) rotate(-6deg)}
.nav nav{display:flex;gap:26px;margin-left:auto}
.nav nav a{text-decoration:none;color:var(--muted);font-weight:500;font-size:15px;position:relative}
.nav nav a::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--primary);transform:scaleX(0);transform-origin:right;transition:transform .35s}
.nav nav a:hover{color:var(--ink)} .nav nav a:hover::after{transform:scaleX(1);transform-origin:left}
.btn{display:inline-flex;align-items:center;gap:10px;border:0;cursor:pointer;text-decoration:none;font:600 15px/1 var(--f-body);padding:13px 20px;border-radius:999px;background:var(--primary);color:var(--on-primary);transition:transform .25s,box-shadow .25s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px -12px var(--primary)}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}
@media (max-width:820px){.nav nav{display:none}.nav .btn{margin-left:auto}}

/* hero */
.hero{padding-block:clamp(40px,6vw,80px) clamp(60px,8vw,110px);position:relative;isolation:isolate}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero-glow{position:absolute;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.hero-glow i{position:absolute;width:520px;height:520px;border-radius:50%;filter:blur(90px);opacity:.28;background:var(--primary);left:var(--gx,60%);top:var(--gy,20%);transform:translate(-50%,-50%);transition:left .8s ease-out,top .8s ease-out}
.hero-glow b{position:absolute;width:320px;height:320px;border-radius:50%;filter:blur(90px);opacity:.22;background:var(--xp);right:-80px;bottom:-60px;animation:drift 14s ease-in-out infinite alternate}
@keyframes drift{to{transform:translate(-120px,-80px)}}
.hero h1{font-size:clamp(38px,6.2vw,78px);font-weight:800}
.hero h1 .w{display:inline-block;animation:wordIn .9s cubic-bezier(.2,.8,.2,1) both;animation-delay:calc(var(--i)*70ms + 100ms)}
@keyframes wordIn{from{opacity:0;transform:translateY(.6em) rotate(4deg);filter:blur(8px)}}
.hero h1 .hl{color:var(--primary);position:relative;white-space:nowrap}
.hero h1 .hl svg{position:absolute;left:0;bottom:-.12em;width:100%;height:.3em;overflow:visible}
.hero h1 .hl path{stroke:var(--xp);stroke-width:6;fill:none;stroke-linecap:round;stroke-dasharray:400;stroke-dashoffset:400;animation:draw 1.1s 1.1s cubic-bezier(.6,0,.2,1) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.hero .lead{margin-top:24px;animation:fadeUp .9s .7s both}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;animation:fadeUp .9s .85s both}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px;padding-top:28px;border-top:1px solid var(--line);animation:fadeUp .9s 1s both}
.stats b{display:block;font:700 clamp(22px,2.6vw,30px)/1 var(--f-mono);font-variant-numeric:tabular-nums}
.stats span{display:block;font-size:13px;color:var(--muted);margin-top:8px;line-height:1.35}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}

/* phone */
.phone-stage{position:relative;display:grid;place-items:center;perspective:1200px;min-height:560px;animation:fadeUp 1s .4s both}
.phone{--pw:280px;width:var(--pw);aspect-ratio:9/19.2;max-width:100%;border-radius:44px;padding:11px;background:linear-gradient(145deg,#1d2446,#05081a);box-shadow:var(--shadow),inset 0 0 0 2px #2c355f;position:relative;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.phone::before{content:"";position:absolute;top:18px;left:50%;width:84px;height:24px;border-radius:20px;background:#05081a;transform:translateX(-50%);z-index:5}
.screen{position:relative;width:100%;height:100%;border-radius:34px;overflow:hidden;background:var(--bg);font-size:13px;line-height:1.4}
.sb{display:flex;justify-content:space-between;padding:16px 22px 0;font:600 11px/1 var(--f-mono);color:var(--ink)}
.app{padding:30px 16px 16px;display:flex;flex-direction:column;gap:12px;height:100%}
.app-top{display:flex;align-items:center;justify-content:space-between}
.app-top h4{margin:0;font:700 15px/1.2 var(--f-display)}
.chip{display:inline-flex;align-items:center;gap:5px;font:700 11px/1 var(--f-mono);padding:6px 9px;border-radius:999px;background:var(--surface-2);color:var(--ink)}
.chip.xp{background:var(--xp);color:var(--on-xp)}
.bar{height:6px;border-radius:9px;background:var(--surface-2);overflow:hidden}
.bar i{display:block;height:100%;width:var(--v,40%);background:var(--primary);border-radius:inherit;transition:width .8s cubic-bezier(.2,.8,.2,1)}
.muted{color:var(--muted)}
.small{font-size:11px}

/* flashcard */
.fc{flex:1;perspective:900px;min-height:0}
.fc-in{position:relative;height:100%;transform-style:preserve-3d;transition:transform .8s cubic-bezier(.3,1.3,.4,1)}
.fc.flip .fc-in{transform:rotateY(180deg)}
.fc-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:20px;background:var(--surface);box-shadow:0 1px 0 var(--line),0 14px 30px -18px rgba(13,19,48,.4);padding:18px;display:flex;flex-direction:column;gap:10px;border:1px solid var(--line)}
.fc-face.back{transform:rotateY(180deg);background:var(--primary);color:var(--on-primary);border-color:transparent}
.fc-face .q{font:700 17px/1.3 var(--f-display);margin-top:auto;margin-bottom:auto}
.fc-face .tag{font:600 10px/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;opacity:.8}
.grade{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.grade span{text-align:center;padding:11px 0;border-radius:12px;font-weight:700;font-size:13px}
.grade .again{background:var(--bad-soft);color:var(--bad)}
.grade .good{background:var(--good-soft);color:var(--good)}
.grade span.press{animation:press .5s}
@keyframes press{50%{transform:scale(.92)}}
.xp-pop{position:absolute;right:26px;bottom:90px;font:800 18px/1 var(--f-display);color:var(--xp);text-shadow:0 2px 0 rgba(0,0,0,.15);opacity:0;pointer-events:none}
.xp-pop.go{animation:xpPop 1.1s cubic-bezier(.2,.8,.2,1)}
@keyframes xpPop{0%{opacity:0;transform:translateY(10px) scale(.6)}25%{opacity:1;transform:translateY(-6px) scale(1.15)}100%{opacity:0;transform:translateY(-60px) scale(1)}}

/* floating badges around hero phone */
.float{position:absolute;display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px 14px;box-shadow:var(--shadow);font-size:13px;font-weight:600;animation:bob 5s ease-in-out infinite;z-index:3}
.float small{display:block;color:var(--muted);font-weight:500;font-size:11px}
.float .ic{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;flex:none}
.float.f1{left:-2%;top:4%;animation-delay:-1s}
.float.f2{right:-2%;top:46%;animation-delay:-2.5s}
.float.f3{left:0;bottom:2%;animation-delay:-4s}
@keyframes bob{50%{transform:translateY(-12px)}}
@media (max-width:520px){.float.f1{left:-4px}.float.f2{right:-8px}.float{transform:scale(.9)}}

/* marquee */
.marquee{overflow:hidden;border-block:1px solid var(--line);padding-block:18px;background:var(--surface);-webkit-mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.mq-track{display:flex;gap:14px;width:max-content;animation:mq 38s linear infinite}
.marquee:hover .mq-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.subj{display:flex;align-items:center;gap:10px;padding:10px 18px;border-radius:999px;border:1px solid var(--line);font-weight:600;white-space:nowrap;background:var(--bg)}
.subj i{width:12px;height:12px;border-radius:4px;transform:rotate(45deg);background:var(--c)}

/* section heads */
.head{display:grid;gap:18px;max-width:760px;margin-bottom:clamp(40px,6vw,72px)}
.head h2{font-size:clamp(30px,4.4vw,54px);font-weight:800}

/* story */
.story{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,80px);position:relative}
.story-phone{position:sticky;top:calc(env(safe-area-inset-top,0px) + 90px);height:calc(100vh - 120px);max-height:720px;display:flex;align-items:center;justify-content:center;gap:24px}
.story-phone .phone{--pw:300px}
.dots{display:flex;flex-direction:column;gap:10px}
.dots button{width:10px;height:10px;padding:0;border:0;border-radius:4px;transform:rotate(45deg);background:var(--line);cursor:pointer;transition:background .3s,transform .3s}
.dots button.on{background:var(--primary);transform:rotate(45deg) scale(1.5)}
.steps{display:flex;flex-direction:column}
.step{min-height:78vh;display:flex;flex-direction:column;justify-content:center;gap:16px;opacity:.28;transition:opacity .5s,transform .5s;transform:translateX(0)}
.step.on{opacity:1}
.step .n{font:700 13px/1 var(--f-mono);color:var(--primary);display:flex;align-items:center;gap:12px}
.step .n::after{content:"";height:1px;width:60px;background:currentColor;transform-origin:left;transform:scaleX(.3);transition:transform .8s}
.step.on .n::after{transform:scaleX(1)}
.step h3{font-size:clamp(24px,2.8vw,36px);font-weight:700}
.step p{color:var(--muted);max-width:46ch}
.step ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.step li{display:flex;gap:10px;align-items:baseline;font-size:15px}
.step li::before{content:"";flex:none;width:8px;height:8px;background:var(--primary);transform:rotate(45deg) translateY(-2px);border-radius:2px}
@media (max-width:860px){
  .story{grid-template-columns:1fr}
  .story-phone{top:calc(env(safe-area-inset-top,0px) + 68px);height:auto;padding-block:10px 20px;z-index:2;background:linear-gradient(var(--bg) 82%,transparent)}
  .story-phone .phone{--pw:180px}
  .dots{flex-direction:column}
  .step{min-height:55vh;justify-content:flex-end;padding-bottom:6vh}
}

/* screens inside story phone */
.scr{position:absolute;inset:0;opacity:0;transform:translateX(40%) scale(.96);transition:opacity .55s,transform .7s cubic-bezier(.2,.8,.2,1);pointer-events:none}
.scr.prev{transform:translateX(-40%) scale(.96)}
.scr.on{opacity:1;transform:none}
.field{border:1.5px solid var(--line);border-radius:14px;padding:12px;background:var(--surface);font:600 15px/1 var(--f-mono)}
.otp{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}
.otp span{aspect-ratio:1/1.2;border-radius:10px;border:1.5px solid var(--line);display:grid;place-items:center;font:700 17px/1 var(--f-mono);background:var(--surface)}
.scr.on .otp span{animation:otpIn .35s both;animation-delay:calc(var(--i)*.28s + .6s)}
@keyframes otpIn{from{color:transparent;border-color:var(--line)}to{border-color:var(--primary)}}
.tg{display:flex;gap:10px;align-items:center;background:var(--primary-soft);border-radius:14px;padding:10px 12px;font-size:12px}
.tg svg{flex:none}
.scr.on .tg{animation:slideDown .6s .2s both}
@keyframes slideDown{from{opacity:0;transform:translateY(-20px)}}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.sbox{position:relative;border-radius:14px;padding:12px 10px;background:var(--surface);border:1.5px solid var(--line);font-weight:600;font-size:12px;display:flex;flex-direction:column;gap:6px;transition:border-color .3s,background .3s}
.sbox i{width:18px;height:18px;border-radius:6px;background:var(--c)}
.sbox.sel{border-color:var(--primary);background:var(--primary-soft)}
.scr.on .sbox.sel{animation:selPop .5s both;animation-delay:var(--d)}
@keyframes selPop{0%{border-color:var(--line);background:var(--surface);transform:scale(1)}50%{transform:scale(.93)}100%{}}
.sbox.sel::after{content:"✓";position:absolute;right:8px;top:8px;width:18px;height:18px;border-radius:50%;background:var(--primary);color:var(--on-primary);font-size:11px;display:grid;place-items:center}
.crumbs{display:flex;flex-wrap:wrap;gap:4px;font:600 10px/1.4 var(--f-mono);color:var(--muted)}
.crumbs b{color:var(--primary)}
.list{display:flex;flex-direction:column;gap:8px}
.li{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px 12px;display:grid;gap:7px}
.li .row{display:flex;justify-content:space-between;gap:8px;font-weight:600;font-size:12px}
.scr.on .li{animation:fadeUp .5s both;animation-delay:calc(var(--i)*.12s + .2s)}
.opt{display:flex;gap:10px;align-items:center;padding:10px;border-radius:12px;border:1.5px solid var(--line);background:var(--surface);font-size:12px;font-weight:500}
.opt b{width:22px;height:22px;border-radius:7px;display:grid;place-items:center;background:var(--surface-2);font:700 11px/1 var(--f-mono);flex:none}
.scr.on .opt.ok{animation:okIn .6s 1.4s both}
@keyframes okIn{from{}to{border-color:var(--good);background:var(--good-soft)}}
.scr.on .opt.ok b{animation:okB .6s 1.4s both}
@keyframes okB{to{background:var(--good);color:#fff}}
.expl{border-radius:12px;background:var(--surface-2);padding:10px;font-size:11px}
.scr.on .expl{animation:fadeUp .5s 2s both}
.timer{font:700 26px/1 var(--f-mono);font-variant-numeric:tabular-nums;text-align:center;letter-spacing:.02em}
.blocks{display:flex;gap:4px}
.blocks span{flex:var(--q);height:26px;border-radius:7px;background:var(--surface-2);font:700 9px/26px var(--f-mono);text-align:center;color:var(--muted);overflow:hidden}
.blocks span.cur{background:var(--primary);color:var(--on-primary)}
.qgrid{display:grid;grid-template-columns:repeat(10,1fr);gap:4px}
.qgrid i{aspect-ratio:1;border-radius:4px;background:var(--surface-2)}
.qgrid i.a{background:var(--primary)}
.qgrid i.c{outline:2px solid var(--xp)}
.ring{--p:75;width:150px;aspect-ratio:1;border-radius:50%;margin:4px auto 0;display:grid;place-items:center;background:conic-gradient(var(--good) calc(var(--p)*1%),var(--surface-2) 0);position:relative}
.ring::before{content:"";position:absolute;inset:12px;border-radius:50%;background:var(--bg)}
.ring div{position:relative;text-align:center}
.ring b{display:block;font:800 30px/1 var(--f-display)}
.brk{display:grid;gap:6px}
.brk .row{display:grid;grid-template-columns:62px 1fr 36px;gap:8px;align-items:center;font-size:11px;font-weight:600}
.cta-in{background:var(--primary);color:var(--on-primary);text-align:center;border-radius:12px;padding:11px;font-weight:700;font-size:12px}

/* reveal (scroll-driven, visible at rest when unsupported) */
@supports (animation-timeline: view()){
  @media (prefers-reduced-motion:no-preference){
    .rv{animation:rv linear both;animation-timeline:view();animation-range:entry 0% entry 70%}
    .rv-l{animation:rvl linear both;animation-timeline:view();animation-range:entry 0% entry 70%}
    .rv-s{animation:rvs linear both;animation-timeline:view();animation-range:entry 0% cover 40%}
    .progress{animation:prog linear both;animation-timeline:scroll(root)}
    .parallax{animation:par linear both;animation-timeline:view();animation-range:cover}
  }
}
@keyframes rv{from{opacity:0;transform:translateY(50px);filter:blur(6px)}}
@keyframes rvl{from{opacity:0;transform:translateX(-60px)}}
@keyframes rvs{from{opacity:0;transform:scale(.85) rotate(-3deg)}}
@keyframes prog{to{transform:scaleX(1)}}
@keyframes par{from{transform:translateY(60px)}to{transform:translateY(-60px)}}

/* DTM section */
.dtm{background:var(--deep);color:var(--on-deep);border-radius:clamp(24px,4vw,48px);margin-inline:clamp(8px,2vw,24px);position:relative;overflow:hidden}
.dtm .eyebrow{color:var(--xp)}
.dtm .lead{color:var(--on-deep-muted)}
.dtm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:48px}
.kpi{border:1px solid rgba(255,255,255,.12);border-radius:var(--r-m);padding:22px;background:rgba(255,255,255,.03)}
.kpi b{display:block;font:800 clamp(34px,4.5vw,56px)/1 var(--f-display)}
.kpi span{color:var(--on-deep-muted);font-size:14px}
.stack{display:flex;height:64px;border-radius:16px;overflow:hidden;gap:3px}
.stack div{flex:var(--p) 1 0;min-width:0;display:flex;flex-direction:column;justify-content:center;padding-inline:10px;font-size:12px;line-height:1.25;color:#fff;transform-origin:left;background:var(--c)}
.stack div b{font:700 14px/1 var(--f-mono)}
.stack.in div{animation:grow 1s cubic-bezier(.2,.8,.2,1) both;animation-delay:calc(var(--i)*.12s)}
@keyframes grow{from{transform:scaleX(0);opacity:.3}}
.legend{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-top:16px;font-size:13px;color:var(--on-deep-muted)}
.legend b{display:block;color:var(--on-deep);font-weight:600}
@media (max-width:760px){.dtm-grid{grid-template-columns:1fr}.legend{grid-template-columns:1fr 1fr}.stack div span{display:none}}
.sim{margin-top:56px;display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
@media (max-width:860px){.sim{grid-template-columns:1fr}}
.sim h3{font-size:clamp(22px,2.4vw,30px)}
.score-big{font:800 clamp(56px,8vw,96px)/1 var(--f-display);font-variant-numeric:tabular-nums}
.band-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;font-weight:700;font-size:14px;background:var(--c,#3a466f);color:#fff;transition:background .4s}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:10px;border-radius:9px;background:linear-gradient(90deg,var(--xp) var(--fill,50%),rgba(255,255,255,.14) 0);outline-offset:6px;cursor:pointer}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:28px;height:28px;border-radius:9px;transform:rotate(45deg);background:#fff;border:4px solid var(--xp);box-shadow:0 4px 14px rgba(0,0,0,.4)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:8px;background:#fff;border:4px solid var(--xp)}
.scale{position:relative;height:44px;margin-top:10px;font:600 11px/1 var(--f-mono);color:var(--on-deep-muted)}
.scale span{position:absolute;top:0;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:6px;white-space:nowrap}
.scale span::before{content:"";width:1px;height:10px;background:currentColor}
.scale span.hit{color:var(--xp)}

/* memory curve */
.mem{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,72px);align-items:center}
@media (max-width:860px){.mem{grid-template-columns:1fr}}
.chart{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:clamp(14px,2.5vw,28px);overflow-x:auto}
.chart svg{width:100%;height:auto;display:block;min-width:340px}
.chart .axis{stroke:var(--line)}
.chart text{fill:var(--muted);font:500 11px var(--f-mono)}
.chart .c-no{stroke:var(--bad);stroke-width:2.5;fill:none;stroke-dasharray:6 6}
.chart .c-yes{stroke:var(--primary);stroke-width:3.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.chart .area{fill:var(--primary);opacity:.1}
.chart .rv-dot{fill:var(--xp);stroke:var(--surface);stroke-width:3}
.chart.draw .c-yes{stroke-dasharray:var(--len);stroke-dashoffset:var(--len);animation:dash 2.4s cubic-bezier(.6,0,.2,1) forwards}
.chart.draw .rv-dot{animation:pop .5s both;animation-delay:calc(var(--i)*.45s + .5s);transform-box:fill-box;transform-origin:center}
@keyframes dash{to{stroke-dashoffset:0}}
@keyframes pop{from{transform:scale(0)}60%{transform:scale(1.5)}}
.keys{display:flex;flex-wrap:wrap;gap:18px;margin-top:14px;font-size:13px;color:var(--muted)}
.keys span{display:flex;align-items:center;gap:8px}
.keys i{width:22px;height:0;border-top:3px solid var(--primary)}
.keys i.d{border-top:2.5px dashed var(--bad)}
.note{font-size:12px;color:var(--muted);margin-top:8px}
.btn-row{display:flex;gap:10px;margin-top:22px}
.gchip{padding:12px 18px;border-radius:14px;font-weight:700;font-size:15px}
.gchip.a{background:var(--bad-soft);color:var(--bad)}
.gchip.g{background:var(--good-soft);color:var(--good)}

/* bento */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:26px;display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden;transition:transform .4s cubic-bezier(.2,.8,.2,1),box-shadow .4s}
.tile:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.tile h3{font-size:20px;font-weight:700}
.tile p{color:var(--muted);font-size:15px}
.t-xp{grid-column:span 3}.t-streak{grid-column:span 3}.t-goal{grid-column:span 2}.t-rem{grid-column:span 2}.t-ref{grid-column:span 2}
@media (max-width:900px){.bento{grid-template-columns:1fr 1fr}.t-xp,.t-streak{grid-column:span 2}.t-goal,.t-rem,.t-ref{grid-column:span 1}}
@media (max-width:560px){.bento{grid-template-columns:1fr}.tile{grid-column:auto!important}}
.xpbig{font:800 52px/1 var(--f-display);font-variant-numeric:tabular-nums;color:var(--ink)}
.xpbig small{font-size:18px;color:var(--muted);margin-left:6px}
.lvl{display:flex;justify-content:space-between;font:600 12px/1 var(--f-mono);color:var(--muted)}
.lvlbar{height:14px;border-radius:9px;background:var(--surface-2);overflow:hidden}
.lvlbar i{display:block;height:100%;width:68%;background:linear-gradient(90deg,var(--xp),#ff8a3d);border-radius:inherit;position:relative;overflow:hidden}
.lvlbar i::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent);transform:translateX(-100%);animation:shine 2.6s infinite}
@keyframes shine{to{transform:translateX(100%)}}
.week{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:auto}
.day{display:flex;flex-direction:column;align-items:center;gap:8px;font:600 11px/1 var(--f-mono);color:var(--muted)}
.day i{width:100%;aspect-ratio:1;max-width:44px;border-radius:12px;background:var(--surface-2);display:grid;place-items:center}
.day.done i{background:var(--xp)}
.day.done i svg{animation:flick 1.6s ease-in-out infinite alternate;animation-delay:calc(var(--i)*.15s)}
@keyframes flick{to{transform:scale(1.15) rotate(-6deg)}}
.goal{display:flex;align-items:center;gap:18px}
.goal svg{width:96px;height:96px;flex:none;transform:rotate(-90deg)}
.goal .trk{stroke:var(--surface-2)}
.goal .val{stroke:var(--good);stroke-linecap:round;stroke-dasharray:251;stroke-dashoffset:251;transition:stroke-dashoffset 1.6s cubic-bezier(.2,.8,.2,1)}
.goal.in .val{stroke-dashoffset:84}
.goal b{font:800 28px/1 var(--f-display)}
.bell{width:48px;height:48px;border-radius:14px;background:var(--primary-soft);display:grid;place-items:center;color:var(--primary)}
.bell svg{animation:ring 2.8s ease-in-out infinite;transform-origin:50% 10%}
@keyframes ring{0%,70%,100%{transform:rotate(0)}74%{transform:rotate(16deg)}78%{transform:rotate(-14deg)}82%{transform:rotate(10deg)}86%{transform:rotate(-6deg)}}
.time{font:700 34px/1 var(--f-mono)}
.gift{font:800 40px/1 var(--f-display);color:var(--primary)}

/* pricing */
.toggle{display:inline-flex;background:var(--surface-2);border-radius:999px;padding:5px;position:relative;margin-bottom:28px}
.toggle button{position:relative;z-index:1;border:0;background:none;font:600 14px/1 var(--f-body);padding:11px 20px;border-radius:999px;cursor:pointer;color:var(--muted);transition:color .3s}
.toggle button[aria-pressed=true]{color:var(--on-primary)}
.toggle .pill{position:absolute;top:5px;bottom:5px;left:5px;border-radius:999px;background:var(--primary);transition:transform .45s cubic-bezier(.3,1.3,.4,1),width .45s}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:900px}
@media (max-width:720px){.plans{grid-template-columns:1fr}}
.plan{border-radius:var(--r-l);padding:30px;border:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;gap:18px}
.plan.pro{background:var(--primary);color:var(--on-primary);border-color:transparent;position:relative;overflow:hidden}
.plan.pro::before{content:"";position:absolute;width:260px;height:260px;right:-80px;top:-80px;background:rgba(255,255,255,.12);transform:rotate(45deg);border-radius:40px;animation:spin 24s linear infinite}
@keyframes spin{to{transform:rotate(405deg)}}
.plan h3{font-size:22px}
.price{font:800 clamp(34px,4vw,46px)/1 var(--f-display);font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.price small{font:500 15px/1 var(--f-body);opacity:.8}
.price .v{display:inline-block;transition:transform .35s,opacity .35s}
.price .v.swap{transform:translateY(-14px);opacity:0}
.plan ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:15px}
.plan li{display:flex;gap:10px}
.plan li svg{flex:none;margin-top:3px}

/* final CTA */
.final{background:var(--deep);color:var(--on-deep);text-align:center;position:relative;overflow:hidden;isolation:isolate}
.final h2{font-size:clamp(36px,6vw,80px);font-weight:800;max-width:14ch;margin:0 auto}
.final p{color:var(--on-deep-muted);max-width:52ch;margin:22px auto 0}
.kite-bg{position:absolute;z-index:-1;width:min(620px,120vw);left:50%;top:50%;transform:translate(-50%,-50%);opacity:.12;animation:kbreath 9s ease-in-out infinite alternate}
@keyframes kbreath{to{transform:translate(-50%,-52%) scale(1.08) rotate(-4deg)}}
.stores{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;margin-top:44px}
.store{display:flex;align-items:center;gap:14px;text-decoration:none;color:#fff;background:#000;border:1.5px solid rgba(255,255,255,.28);border-radius:18px;padding:14px 24px 14px 18px;min-width:230px;position:relative;overflow:hidden;transition:transform .25s cubic-bezier(.2,.8,.2,1),border-color .3s,box-shadow .3s}
.store::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.28) 50%,transparent 70%);transform:translateX(-120%);transition:transform .8s}
.store:hover{border-color:#fff;box-shadow:0 18px 40px -16px rgba(98,128,255,.8)}
.store:hover::after{transform:translateX(120%)}
.store svg{width:32px;height:32px;flex:none}
.store span{display:flex;flex-direction:column;text-align:left;line-height:1.1}
.store small{font-size:11px;opacity:.8;letter-spacing:.02em}
.store b{font:700 20px/1.1 var(--f-body)}
.store-note{margin-top:18px;font-size:13px;color:var(--on-deep-muted)}

footer{padding-block:36px;color:var(--muted);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}