@font-face{font-family:"Geist";src:url(fonts/Geist-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Geist";src:url(fonts/Geist-SemiBold.woff2) format("woff2");font-weight:500 600;font-display:swap}
@font-face{font-family:"Geist";src:url(fonts/Geist-Bold.woff2) format("woff2");font-weight:700 900;font-display:swap}
@font-face{font-family:"Geist Mono";src:url(fonts/GeistMono-Medium.woff2) format("woff2");font-weight:500;font-display:swap}
/* BJJ Go — site. Tokens from the app's visual identity (kit v1). */
:root{
  --ink:#0A0A0B; --ink-2:#141416; --ink-3:#1c1c1f;
  --bone:#F5F2EC; --mute:rgba(245,242,236,.62); --faint:rgba(245,242,236,.12);
  --lime:#C7F500; --yolk:#F2B705; --flame:#FF6A1A;
  --white-belt:#F5F2EC; --blue:#1E4FB8; --purple:#7F77DD; --brown:#6B4226; --black-belt:#0A0A0B; --red:#E5484D;
  --belt:var(--white-belt);
  --r:18px; --max:1180px;
  --ease:cubic-bezier(.2,.7,.1,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--bone);font-family:"Geist",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:18px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.wrap{width:min(var(--max),100% - 48px);margin-inline:auto}
.num{font-family:"Geist Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums}

/* ---------- The belt: scroll progress that promotes you ---------- */
.belt{position:fixed;inset:0 0 auto 0;height:10px;z-index:60;background:var(--faint);pointer-events:none}
.belt__fill{height:100%;width:0;background:var(--belt);transition:background-color .5s var(--ease)}
.belt__tip{position:absolute;top:0;right:28px;width:64px;height:100%;background:var(--ink);display:flex;gap:4px;align-items:center;justify-content:center;transition:background-color .5s}
.belt[data-rank="black"] .belt__tip{background:var(--red)}
.belt__tip i{width:4px;height:62%;background:var(--bone);border-radius:1px;opacity:0;transform:scaleY(.2);transition:opacity .25s,transform .25s var(--ease)}
.belt__tip i.on{opacity:.95;transform:none}

/* ---------- Nav ---------- */
.nav{position:sticky;top:10px;z-index:50;padding:12px 0;background:rgba(10,10,11,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--faint)}
.nav .wrap{display:flex;align-items:center;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:-.02em;font-size:20px}
.logo img{width:34px;height:34px;border-radius:9px}
.nav__sp{flex:1}
.lang{display:flex;border:1px solid var(--faint);border-radius:999px;padding:3px}
.lang button{background:none;border:0;color:var(--mute);font:inherit;font-size:14px;font-weight:600;padding:6px 12px;border-radius:999px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--bone);color:var(--ink)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;border-radius:999px;padding:16px 26px;font-size:17px;transition:transform .2s var(--ease),background-color .2s}
.btn:active{transform:scale(.97)}
.btn--lime{background:var(--lime);color:var(--ink)}
.btn--lime:hover{background:#d6ff1f}
.btn--ghost{border:1px solid rgba(245,242,236,.25);color:var(--bone)}
.btn--ghost:hover{border-color:var(--bone)}
.btn--sm{padding:10px 18px;font-size:15px}
.btn svg{width:20px;height:20px;flex:none}

/* ---------- Hero ---------- */
.hero{position:relative;padding:40px 0 30px;min-height:min(820px,calc(100svh - 80px));display:flex;align-items:center}
.hero .wrap{display:grid;grid-template-columns:1.5fr .5fr;gap:40px;align-items:center}
.hero__bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.hero__bg img{position:absolute;right:-8%;top:0;height:120%;width:auto;opacity:.22;filter:grayscale(.3) contrast(1.1);mask-image:linear-gradient(90deg,transparent,#000 45%,#000 70%,transparent),linear-gradient(transparent,#000 20%,#000 60%,transparent);mask-composite:intersect;-webkit-mask-composite:source-in}
h1{font-size:clamp(48px,6.2vw,94px);line-height:.94;letter-spacing:-.045em;font-weight:700}
h1 .l{display:block;overflow:hidden;padding-bottom:.04em}
h1 .l span{display:block;transform:translateY(105%);animation:rise .9s var(--ease) forwards}
h1 .l:nth-child(2) span{animation-delay:.12s;color:var(--lime)}
@keyframes rise{to{transform:none}}
.hero__sub{margin-top:26px;max-width:34ch;font-size:clamp(18px,1.6vw,21px);color:var(--mute);opacity:0;animation:fade .8s .5s forwards}
.hero__cta{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;opacity:0;animation:fade .8s .65s forwards}
.hero__free{font-size:15px;color:var(--mute)}
@keyframes fade{to{opacity:1}}
.hero__phone{justify-self:end;width:min(310px,80vw);opacity:0;transform:translateY(40px) rotate(4deg);animation:phone 1.1s .35s var(--ease) forwards;filter:drop-shadow(0 40px 60px rgba(0,0,0,.6))}
@keyframes phone{to{opacity:1;transform:rotate(3deg)}}

/* ---------- Tape (free tools) ---------- */
.tape{border-block:1px solid var(--faint);overflow:hidden;white-space:nowrap;padding:18px 0;margin-top:30px}
.tape__row{display:inline-flex;gap:48px;animation:tape 38s linear infinite;font-size:clamp(22px,2.6vw,32px);font-weight:700;letter-spacing:-.02em}
.tape__row span{display:inline-flex;align-items:center;gap:48px}
.tape__row span::after{content:"";width:40px;height:10px;border-radius:2px;background:var(--lime);display:inline-block}
@keyframes tape{to{transform:translateX(-50%)}}

/* ---------- Sections ---------- */
section{padding:clamp(56px,7vw,96px) 0}
h2{font-size:clamp(38px,5.4vw,72px);line-height:1;letter-spacing:-.04em;font-weight:800;max-width:15ch}
.lead{margin-top:22px;font-size:clamp(18px,1.6vw,21px);color:var(--mute);max-width:44ch}

/* The question */
.question{text-align:left}
.question .big{font-size:clamp(120px,26vw,360px);font-weight:800;line-height:.8;letter-spacing:-.06em;color:var(--lime);margin-top:10px}
.question h2{max-width:18ch}
.question .wrap{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:end}

/* Feature rows */
.feat .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,90px);align-items:center}
.feat--flip .copy{order:2}
.feat .shot{justify-self:center;width:min(360px,78vw);filter:drop-shadow(0 30px 60px rgba(0,0,0,.55))}
.points{list-style:none;margin-top:30px;display:grid;gap:14px;max-width:44ch}
.points li{display:grid;grid-template-columns:22px 1fr;gap:12px;color:var(--mute)}
.points li::before{content:"";width:14px;height:6px;margin-top:11px;border-radius:2px;background:var(--lime)}
.points b{color:var(--bone);font-weight:600}

/* belt ladder in the "next belt" section */
.ladder{margin-top:32px;display:grid;gap:10px;max-width:420px}
.rung{display:grid;grid-template-columns:90px 1fr 60px;gap:14px;align-items:center;font-size:15px;color:var(--mute)}
.rung .bar{height:14px;border-radius:3px;background:var(--faint);overflow:hidden}
.rung .bar i{display:block;height:100%;width:0;border-radius:3px;transition:width 1.4s var(--ease)}
.in .rung .bar i{width:var(--w)}

/* numbers */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
.stat{border-top:2px solid var(--faint);padding-top:18px}
.stat .num{white-space:nowrap;font-size:clamp(36px,4.4vw,62px);font-weight:500;letter-spacing:-.03em;color:var(--lime);line-height:1}
.stat p{margin-top:8px;color:var(--mute);font-size:16px}

/* free tools */
.tools{background:var(--bone);color:var(--ink);border-radius:36px;margin-inline:12px}
.tools .lead{color:rgba(10,10,11,.66)}
.tools h2 em{font-style:normal;background:var(--ink);color:var(--lime);padding:0 .18em;border-radius:.12em}
.tools__grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:56px}
.tool{background:var(--ink);color:var(--bone);border-radius:28px;padding:32px 32px 0;overflow:hidden;display:flex;flex-direction:column}
.tool h3{font-size:clamp(26px,2.6vw,34px);letter-spacing:-.03em;line-height:1.05}
.tool p{color:var(--mute);margin-top:10px;max-width:36ch}
.tool img{width:78%;margin:30px auto -18%;filter:drop-shadow(0 20px 40px rgba(0,0,0,.5))}
.bell{display:inline-flex;align-items:center;gap:10px;margin-top:18px;border:1px solid var(--faint);border-radius:999px;padding:9px 16px;font-weight:600;font-size:15px;background:none;color:var(--bone);cursor:pointer;align-self:flex-start}
.bell svg{width:18px;height:18px}
.bell.ring svg{animation:ring .9s var(--ease)}
@keyframes ring{15%{transform:rotate(18deg)}30%{transform:rotate(-16deg)}45%{transform:rotate(12deg)}60%{transform:rotate(-8deg)}75%{transform:rotate(4deg)}}

/* duo */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:56px}
.card{background:var(--ink-2);border:1px solid var(--faint);border-radius:28px;padding:32px 32px 0;overflow:hidden}
.card h3{font-size:clamp(24px,2.4vw,32px);letter-spacing:-.03em;line-height:1.05}
.card p{color:var(--mute);margin-top:10px;max-width:38ch}
.card img{width:74%;margin:28px auto -22%}

/* FAQ */
.faq{max-width:780px}
.faq details{border-bottom:1px solid var(--faint)}
.faq summary{list-style:none;cursor:pointer;padding:24px 40px 24px 0;font-size:clamp(19px,1.8vw,23px);font-weight:600;letter-spacing:-.01em;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:14px;height:14px;border-right:2px solid var(--lime);border-bottom:2px solid var(--lime);transform:translateY(-70%) rotate(45deg);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.faq details p{color:var(--mute);padding:0 40px 24px 0;max-width:62ch}

/* Final CTA */
.final{text-align:center}
.final h2{margin-inline:auto;max-width:14ch;font-size:clamp(48px,7.4vw,108px)}
.final .lead{margin-inline:auto}
.final .btn{margin-top:36px}
.oss{margin-top:22px;color:var(--mute);font-size:15px}

footer{border-top:1px solid var(--faint);padding:40px 0 60px;color:var(--mute);font-size:15px}
footer .wrap{display:flex;flex-wrap:wrap;gap:20px 32px;align-items:center}
footer a{text-decoration:none}
footer a:hover{color:var(--bone)}
footer .sp{flex:1}

/* Reveal only for the phones: one quiet motion, answering the scroll */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* Mobile sticky CTA */
.dock{position:fixed;left:12px;right:12px;bottom:max(12px,env(safe-area-inset-bottom));z-index:40;display:none;transform:translateY(140%);transition:transform .4s var(--ease)}
.dock.show{transform:none}
.dock .btn{width:100%;justify-content:center;box-shadow:0 10px 40px rgba(0,0,0,.5)}

/* Legal pages */
.legal{padding:40px 0 100px}
.legal .wrap{max-width:760px}
.legal h1{font-size:clamp(40px,6vw,68px);letter-spacing:-.04em;line-height:1}
.legal .date{color:var(--mute);margin-top:14px}
.legal h2{font-size:24px;letter-spacing:-.02em;margin-top:44px;max-width:none}
.legal p,.legal li{color:rgba(245,242,236,.8);margin-top:12px}
.legal ul{padding-left:22px}
.legal a{color:var(--lime)}
.legal [lang]{display:none}
.legal [lang].on{display:block}

@media (max-width:900px){
  .hero{min-height:auto;padding-top:30px}
  .hero .wrap,.feat .wrap,.question .wrap{grid-template-columns:1fr}
  .feat--flip .copy{order:0}
  .hero__phone{width:min(300px,76vw);margin-top:10px}
  .tools__grid,.duo{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stats .stat:last-child{grid-column:span 2}
  .dock{display:block}
  .nav .btn{display:none}
  .question .big{order:-1}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  h1 .l span,.hero__sub,.hero__cta,.hero__phone,.reveal{opacity:1;transform:none}
  .tape__row{animation:none}
}

/* The month: the answer to the question */
.question .wrap{grid-template-columns:1.1fr .9fr;gap:clamp(30px,5vw,70px);align-items:center}
.month{background:var(--ink-2);border:1px solid var(--faint);border-radius:28px;padding:28px}
.month__head{display:flex;align-items:baseline;gap:14px;color:var(--mute)}
.month__n{font-size:clamp(64px,7vw,96px);color:var(--lime);line-height:.9;letter-spacing:-.04em}
.month__grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:22px}
.month__grid span{aspect-ratio:1;border-radius:10px;display:grid;place-items:center;font-size:14px;color:rgba(245,242,236,.35);background:rgba(245,242,236,.04);transition:background-color .35s,color .35s,transform .35s var(--ease)}
.month.in .month__grid span.t{background:var(--lime);color:var(--ink);font-weight:600;transition-delay:calc(var(--i) * 90ms);transform:scale(1.04)}
.month__foot{margin-top:18px;color:var(--mute)}
.month__foot .num{color:var(--bone);font-size:22px}

.story .duo{margin-top:40px}
.share .wrap{display:grid;grid-template-columns:1fr auto;gap:clamp(30px,6vw,90px);align-items:center}
.share__card{width:min(340px,78vw);border-radius:32px;transform:rotate(-3deg);box-shadow:0 40px 80px rgba(0,0,0,.6)}
.share__card.in{transform:rotate(-3deg)}
.tools__grid{margin-top:40px}
@media (max-width:900px){
  .question .wrap,.share .wrap{grid-template-columns:1fr}
  .share__card{justify-self:center}
}