:root{--bg:#FAFAF7;--paper:#FFFFFF;--ink:#1C211F;--body:#3D4642;--muted:#6B716E;--line:#E6E6E0;--sand:#EEF0EC;--teal:#0E5A52;--teal-d:#0A413B;--peach:#F2B8A0;--wa:#1F8F52;--tg:#2378B8;
--serif:"Fraunces",Georgia,"Times New Roman",serif;--sans:"Instrument Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;padding-bottom:env(safe-area-inset-bottom,0px)}
img,svg{max-width:100%}
a{color:var(--teal)}a:hover{color:var(--teal-d)}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:6px}
.serif{font-family:var(--serif)}
.wrap{max-width:1200px;margin:0 auto;padding:0 40px}
section{padding:104px 0 0}
.label{font-size:15px;font-weight:600;color:var(--teal);margin:0}
.h2{font-family:var(--serif);font-size:48px;line-height:1.08;font-weight:500;letter-spacing:-.02em;margin:0}
.lead{margin:0;font-size:18px;line-height:1.55;color:var(--body)}
.head{display:flex;flex-direction:column;gap:14px;margin-bottom:44px;max-width:680px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;text-decoration:none;border-radius:999px;font-weight:600;min-height:48px;transition:transform .15s ease,background-color .2s ease,color .2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--teal);color:#fff;padding:16px 26px;font-size:17px}
.btn-primary:hover{background:var(--teal-d);color:#fff}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink);padding:15px 22px;font-size:17px}
.btn-ghost:hover{background:var(--ink);color:var(--bg)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:22px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* header */
header{position:sticky;top:0;z-index:40;background:rgba(250,250,247,.92);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:12px;padding-bottom:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo span{font-family:var(--serif);font-size:22px;font-weight:600;letter-spacing:-.01em}
.logo em{font-style:normal;color:var(--teal)}
nav.links{display:flex;gap:26px;font-size:15px}
nav.links a{color:var(--body);text-decoration:none}
nav.links a:hover{color:var(--ink)}
.right{display:flex;align-items:center;gap:12px}
.lang{display:flex;border:1px solid #D6D9D3;border-radius:999px;padding:3px;font-size:13px;font-weight:600}
.lang button{border:0;background:transparent;color:var(--body);border-radius:999px;padding:0 13px;min-height:34px;min-width:44px;font:inherit;cursor:pointer;transition:background-color .2s,color .2s}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
.btn-nav{background:var(--teal);color:#fff;padding:0 18px;font-size:15px;min-height:44px}
.btn-nav:hover{background:var(--teal-d);color:#fff}

/* hero */
.hero{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;padding-top:80px}
.hero-copy{display:flex;flex-direction:column;gap:26px}
.pill{display:inline-flex;align-self:flex-start;align-items:center;gap:10px;padding:6px 16px 6px 6px;border-radius:999px;background:var(--sand);font-size:15px;font-weight:500;color:var(--ink);text-decoration:none}
.pill b{background:var(--ink);color:var(--peach);border-radius:999px;padding:5px 11px;font-size:13px;font-weight:600}
.pill:hover{color:var(--ink);background:#E3E7E2}
h1{font-family:var(--serif);font-size:70px;line-height:1.03;font-weight:500;letter-spacing:-.025em;margin:0}
.mark{background-image:linear-gradient(var(--peach),var(--peach));background-repeat:no-repeat;background-position:0 88%;background-size:100% 36%}
.sub{margin:0;font-size:20px;line-height:1.55;color:var(--body);max-width:560px}
.ctas{display:flex;flex-wrap:wrap;gap:12px}
.trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin:0;padding:0;list-style:none;font-size:15px;color:var(--body)}
.trust li{display:flex;align-items:center;gap:8px}
.trust strong{color:var(--ink)}

.proof{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);padding-top:22px;border-top:1px solid var(--line)}
.proof:hover{color:var(--ink)}
.faces{display:flex}
.faces i,.review figcaption i{width:38px;height:38px;border-radius:50%;border:2px solid var(--bg);display:flex;align-items:center;justify-content:center;font-style:normal;font-size:13px;font-weight:600;color:var(--ink)}
.faces i+i{margin-left:-10px}
.proof>span:last-child{display:flex;flex-direction:column;gap:2px;font-size:15px}
.proof small{font-size:14px;color:var(--body)}
.stars{color:#B86E0F;letter-spacing:1px}
.review{margin:0;padding:30px;display:flex;flex-direction:column;gap:20px}
.review blockquote{margin:0;font-family:var(--serif);font-size:20px;line-height:1.45;flex-grow:1}
.review figcaption{display:flex;align-items:center;gap:12px}
.review figcaption i{width:42px;height:42px;border:0}
.review figcaption span{display:flex;flex-direction:column}
.review figcaption b{font-size:15px}
.review figcaption small{font-size:14px;color:var(--body)}
.lesson{padding:28px;display:flex;flex-direction:column;gap:18px;box-shadow:0 30px 60px -42px rgba(28,33,31,.45)}
.lesson-top{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:14px}
.lesson-top .label{font-size:14px}
.live{display:flex;align-items:center;gap:7px;color:var(--muted)}
.live i{width:7px;height:7px;border-radius:50%;background:var(--wa)}
.rule{background:#F1F3EF;border-radius:16px;padding:18px 20px}
.rule strong{display:block;font-family:var(--serif);font-size:24px;font-weight:500;letter-spacing:-.01em}
.rule span{display:block;font-size:15px;color:var(--body);margin-top:6px}
.chat{display:flex;flex-direction:column;gap:10px;min-height:190px}
.msg{max-width:82%;padding:12px 16px;font-size:16px}
.msg small{display:block;font-size:12px;font-weight:600;margin-bottom:2px}
.msg.t{align-self:flex-start;background:var(--sand);border-radius:18px 18px 18px 4px}
.msg.t small{color:var(--muted)}
.msg.y{align-self:flex-end;background:var(--teal);color:#fff;border-radius:18px 18px 4px 18px}
.msg.y small{opacity:.8}
.typing{align-self:flex-end;background:var(--teal);border-radius:18px;padding:14px 18px;display:flex;gap:5px}
.typing i{width:7px;height:7px;border-radius:50%;background:#fff;animation:dots 1.2s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
.done{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#1E6B40}

/* the one orchestrated moment: hero load + live chat */
@keyframes up{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.96)}to{opacity:1;transform:none}}
@keyframes mark{from{background-size:0% 36%}to{background-size:100% 36%}}
@keyframes dots{0%,80%,100%{opacity:.25}40%{opacity:1}}
@keyframes gone{to{opacity:0;height:0;padding:0;margin:0}}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes ring{0%{box-shadow:0 0 0 0 rgba(31,143,82,.45)}70%{box-shadow:0 0 0 16px rgba(31,143,82,0)}100%{box-shadow:0 0 0 0 rgba(31,143,82,0)}}
.in{animation:up .8s cubic-bezier(.2,.7,.2,1) both}
.d1{animation-delay:.08s}.d2{animation-delay:.18s}.d3{animation-delay:.28s}.d4{animation-delay:.4s}
.mark{animation:mark 1s .7s cubic-bezier(.2,.7,.2,1) both}

.strip{margin-top:80px;background:var(--ink);color:var(--bg);overflow:hidden;padding:18px 0}
.track{display:flex;gap:44px;width:max-content;font-family:var(--serif);font-style:italic;font-size:22px;white-space:nowrap;animation:slide 40s linear infinite}
.track span.s{color:var(--peach);font-style:normal}

/* levels */
.level{display:flex;flex-direction:column;gap:10px;padding:26px;min-height:230px;text-decoration:none;color:var(--ink);transition:border-color .2s,transform .2s}
.level:hover{border-color:var(--teal);color:var(--ink);transform:translateY(-3px)}
.level .code{font-family:var(--serif);font-size:44px;font-weight:500;color:var(--teal);line-height:1}
.level .name{font-size:19px;font-weight:600}
.level p{margin:0;font-size:15px;line-height:1.5;color:var(--body);flex-grow:1}
.level .go{font-size:15px;font-weight:600;color:var(--teal)}
.note{margin:24px 0 0;font-size:16px;color:var(--body)}
.note a{font-weight:600}

/* steps */
.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{position:relative;padding-top:22px;display:flex;flex-direction:column;gap:10px}
.steps .n{font-family:var(--serif);font-size:18px;color:var(--teal)}
.steps h3{margin:0;font-size:21px;font-weight:600;line-height:1.25}
.steps p{margin:0;font-size:15px;line-height:1.55;color:var(--body)}

/* about */
.about{background:var(--ink);color:var(--bg);border-radius:28px;padding:44px;display:flex;flex-direction:column;gap:22px}
.about-top{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.avatar{width:84px;height:84px;border-radius:50%;background:var(--peach);color:var(--ink);display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:40px;font-weight:500}
.tags{display:flex;gap:8px}
.tags span{font-size:13px;padding:6px 12px;border-radius:999px;border:1px solid #56605B}
.about h2{font-family:var(--serif);margin:0;font-size:40px;font-weight:500;letter-spacing:-.02em}
.about p{margin:0;font-size:17px;line-height:1.6;color:#D5D0C6}
.fam{padding:44px;border-radius:28px;display:flex;flex-direction:column;gap:22px}
.fam .quote{font-family:var(--serif);margin:0;font-size:24px;line-height:1.38}
.values{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 24px}
.values div{display:flex;flex-direction:column;gap:4px}
.values b{font-size:16px}
.values span{font-size:14px;line-height:1.5;color:var(--body)}

/* offer */
.offer{display:grid;grid-template-columns:1.12fr .88fr;border-radius:28px;overflow:hidden;background:var(--peach)}
.offer-l{padding:48px;display:flex;flex-direction:column;gap:16px}
.offer-l .label{color:#6E2A12}
.offer-l h2{font-family:var(--serif);margin:0;font-size:52px;line-height:1.05;font-weight:500;letter-spacing:-.02em}
.offer-l p{margin:0;font-size:17px;line-height:1.55;color:#3A2A22;max-width:520px}
.offer-l .btn{align-self:flex-start;margin-top:8px;background:var(--ink);color:var(--bg);padding:16px 24px;font-size:16px}
.offer-l .btn:hover{background:#000;color:var(--bg)}
.offer-r{background:var(--ink);color:var(--bg);padding:48px;display:flex;flex-direction:column;justify-content:center;gap:18px}
.row{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:16px;border-bottom:1px solid #3A423E}
.row:last-child{border-bottom:0;padding-bottom:0}
.row .v{font-family:var(--serif);font-size:26px}
.row .v small{font-family:var(--sans);font-size:15px;color:#BDB7AC}
.row.hi .v{color:var(--peach)}

/* prices */
.price{padding:32px;display:flex;flex-direction:column;gap:8px}
.price .top{display:flex;justify-content:space-between;align-items:center;gap:8px;min-height:30px}
.price .t{font-size:17px;font-weight:600}
.price .amt{font-family:var(--serif);font-size:56px;font-weight:500;letter-spacing:-.02em;line-height:1.1}
.price .per{font-size:15px;color:var(--body);flex-grow:1;margin-bottom:20px}
.save{font-size:13px;font-weight:600;padding:5px 10px;border-radius:999px;background:#E3F1E8;color:#1E6B40;white-space:nowrap}
.price .btn{border:1.5px solid var(--ink);color:var(--ink);padding:0 16px;font-size:16px}
.price .btn:hover{background:var(--ink);color:var(--bg)}
.price.best{background:var(--teal);border-color:var(--teal);color:#fff}
.price.best .per{color:#D6E7E3}
.price.best .save{background:var(--peach);color:var(--ink)}
.price.best .btn{background:#fff;border-color:#fff;color:var(--ink)}
.price.best .btn:hover{background:var(--bg)}
.center{text-align:center}

/* faq */
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
details{border-bottom:1px solid #DEDFD9}
details:first-child{border-top:1px solid #DEDFD9}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 0;font-size:18px;font-weight:600;min-height:44px}
summary::-webkit-details-marker{display:none}
summary:hover{color:var(--teal)}
.pm{flex-shrink:0;width:32px;height:32px;border-radius:50%;border:1.5px solid var(--ink);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:400;transition:transform .25s ease,background-color .25s ease,color .25s ease}
details[open] .pm{transform:rotate(45deg);background:var(--ink);color:var(--bg)}
details p{margin:0 0 22px;font-size:16px;line-height:1.6;color:var(--body);max-width:600px}
details[open] p{animation:up .35s ease both}

/* contact */
.contact{margin-bottom:96px;background:var(--ink);color:var(--bg);border-radius:32px;padding:64px 48px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px}
.contact p{margin:0;font-size:18px;line-height:1.55;color:#D5D0C6;max-width:580px}
.ch{width:100%;max-width:820px;margin-top:14px}
.ch a{border-radius:18px;padding:20px;display:flex;flex-direction:column;gap:4px;text-decoration:none;transition:transform .15s}
.ch a:hover{transform:translateY(-2px)}
.ch b{font-size:18px}
.ch span{font-size:14px;opacity:.92}
.ch .w{background:var(--wa);color:#fff}.ch .w:hover{color:#fff}
.ch .tg{background:var(--tg);color:#fff}.ch .tg:hover{color:#fff}
.ch .em{background:var(--bg);color:var(--ink)}.ch .em:hover{color:var(--ink)}
.ch .em span{color:var(--body);opacity:1;overflow-wrap:anywhere}
.small{font-size:15px;color:#BDB7AC;margin-top:6px}

footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:14px;color:var(--muted);padding-bottom:48px}
footer a{color:var(--body)}

.fab{position:fixed;right:20px;bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:50;width:60px;height:60px;border-radius:50%;background:var(--wa);color:#fff;display:flex;align-items:center;justify-content:center;animation:ring 2.4s 3.2s infinite;box-shadow:0 10px 24px -10px rgba(0,0,0,.4)}
.fab:hover{color:#fff}

@media (max-width:1020px){
  nav.links{display:none}
  .hero,.offer{grid-template-columns:minmax(0,1fr)}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g3{grid-template-columns:minmax(0,1fr)}
  .faq-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  h1{font-size:56px}
}
@media (max-width:680px){
  .wrap{padding:0 20px}
  section{padding-top:76px}
  .hero{padding-top:44px;gap:40px}
  h1{font-size:42px}
  .h2{font-size:34px}
  .sub{font-size:18px}
  .g2,.g4,.values{grid-template-columns:minmax(0,1fr)}
  .btn-nav{display:none}
  .ctas .btn{width:100%}
  .about,.fam,.offer-l,.offer-r{padding:30px}
  .offer-l h2{font-size:38px}
  .contact{padding:44px 22px}
  .level{min-height:0}
  .strip{margin-top:60px}
}


/* ===== Interactive + motion layer ===== */
.progress{position:fixed;top:0;left:0;right:0;height:3px;background:var(--teal);transform-origin:0 50%;transform:scaleX(0);z-index:60}

/* page language switch */
main,footer{transition:opacity .22s ease}
body.switching main,body.switching footer{opacity:.15}

/* scroll reveals (only when JS runs) */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
.js .reveal.is-in{opacity:1;transform:none}

/* steps: rule draws across when visible */
.steps li::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--ink);transform-origin:0 50%;transform:scaleX(1)}
.js .steps li::before{transform:scaleX(0);transition:transform .9s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
.js .steps li.is-in::before{transform:scaleX(1)}

/* level card tilt */
.level{transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:border-color .2s,transform .25s ease}
.level:hover{transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateY(-4px)}

/* marquee pauses on hover */
.strip:hover .track{animation-play-state:paused}

/* hero lesson card */
.rule strong,.rule span{transition:opacity .3s ease,transform .3s ease}
.rule.swap strong,.rule.swap span{opacity:0;transform:translateY(6px)}
.chat .msg,.chat .typing{animation:pop .45s cubic-bezier(.2,.7,.2,1) both}
.caret{display:inline-block;width:2px;height:1em;background:currentColor;vertical-align:-2px;margin-left:2px;animation:dots .9s infinite}
.done{opacity:0;transform:translateY(6px);transition:opacity .4s,transform .4s}
.done.on{opacity:1;transform:none}
.pager{display:flex;gap:6px}
.pager button{width:28px;height:28px;padding:0;border:0;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:50%}
.pager button::after{content:"";width:8px;height:8px;border-radius:50%;background:#C9CDC7;transition:background-color .2s,width .25s}
.pager button[aria-current="true"]::after{background:var(--teal);width:20px;border-radius:999px}

/* shared widget bits */
.widget{padding:32px;border-radius:24px}
.meter{height:6px;background:var(--sand);border-radius:999px;overflow:hidden}
.meter i{display:block;height:100%;background:var(--teal);border-radius:999px;transition:width .4s cubic-bezier(.2,.7,.2,1)}
.wtop{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:14px;color:var(--muted);margin-bottom:10px}
.link-btn{border:0;background:none;color:var(--teal);font:inherit;font-weight:600;cursor:pointer;padding:10px 0;min-height:44px}
.link-btn:hover{color:var(--teal-d)}
.fade-in{animation:up .45s cubic-bezier(.2,.7,.2,1) both}
@keyframes shake{10%,90%{transform:translateX(-2px)}20%,80%{transform:translateX(4px)}30%,50%,70%{transform:translateX(-6px)}40%,60%{transform:translateX(6px)}}
.shake{animation:shake .5s both}

/* level check */
.quiz{margin-top:28px;display:grid;grid-template-columns:.9fr 1.1fr;gap:0;overflow:hidden;padding:0}
.quiz-intro{background:var(--teal);color:#fff;padding:36px;display:flex;flex-direction:column;gap:14px;justify-content:center}
.quiz-intro h3{font-family:var(--serif);margin:0;font-size:32px;line-height:1.12;font-weight:500;letter-spacing:-.015em}
.quiz-intro p{margin:0;font-size:16px;line-height:1.55;color:#D6E7E3}
.quiz-body{padding:36px;min-height:320px;display:flex;flex-direction:column;justify-content:center}
.q-sentence{font-family:var(--serif);font-size:30px;line-height:1.3;margin:18px 0 22px}
.blank{display:inline-block;min-width:84px;border-bottom:3px solid var(--teal);text-align:center;color:var(--teal);transition:color .2s}
.opts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.opt{border:1.5px solid var(--line);background:var(--paper);border-radius:14px;padding:14px 12px;min-height:54px;font:inherit;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;transition:border-color .15s,background-color .15s,transform .15s}
.opt:hover:not(:disabled){border-color:var(--teal);transform:translateY(-2px)}
.opt:disabled{cursor:default}
.opt.right{background:#E3F1E8;border-color:#1E7A47;color:#14532F}
.opt.wrong{background:#FBE6E0;border-color:#B4432A;color:#7A2716}
.start-btn{align-self:flex-start;background:#fff;color:var(--ink);padding:0 22px;font-size:16px;border:0;cursor:pointer;font-family:inherit}
.start-btn:hover{background:var(--bg)}
.result{display:flex;flex-direction:column;gap:12px}
.result .big{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.result .big b{font-family:var(--serif);font-size:84px;line-height:1;font-weight:500;color:var(--teal)}
.result .big span{font-size:22px;font-weight:600}
.result p{margin:0;font-size:16px;line-height:1.55;color:var(--body)}
.result .row2{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;margin-top:8px}

/* sentence builder */
.builder{display:grid;grid-template-columns:.9fr 1.1fr;gap:16px;align-items:stretch}
.b-side{background:var(--ink);color:var(--bg);border-radius:24px;padding:36px;display:flex;flex-direction:column;gap:16px;justify-content:center}
.b-side .label{color:var(--peach)}
.b-side .task{font-family:var(--serif);font-size:28px;line-height:1.25;margin:0}
.b-side small{font-size:14px;color:#BDB7AC}
.b-main{display:flex;flex-direction:column;gap:18px;min-height:340px}
.slot{min-height:84px;border:2px dashed #D6D9D3;border-radius:18px;padding:14px;display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start;transition:border-color .2s,background-color .2s}
.slot.ok{border-style:solid;border-color:#1E7A47;background:#EEF7F1}
.slot.no{border-color:#B4432A}
.slot .hint{color:var(--muted);font-size:15px;align-self:center;padding:0 4px}
.bank{display:flex;flex-wrap:wrap;gap:8px;min-height:52px}
.chip{border:1.5px solid var(--ink);background:var(--paper);color:var(--ink);border-radius:12px;padding:0 16px;min-height:46px;font:inherit;font-size:18px;font-weight:600;cursor:pointer;transition:transform .15s,background-color .15s,opacity .2s;animation:pop .3s cubic-bezier(.2,.7,.2,1) both}
.chip:hover{transform:translateY(-2px)}
.slot .chip{background:var(--teal);border-color:var(--teal);color:#fff}
.slot.ok .chip{background:#1E7A47;border-color:#1E7A47}
.b-msg{min-height:26px;font-size:15px;font-weight:600;margin:0}
.b-msg.good{color:#1E6B40}.b-msg.bad{color:#9A3520}
.b-actions{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;margin-top:auto}
.b-actions .btn-primary{font-size:16px;padding:0 22px}

/* confetti */
.confetti{position:fixed;inset:0;pointer-events:none;z-index:70;overflow:hidden}
.confetti i{position:absolute;width:9px;height:14px;border-radius:2px;animation:fly 1.1s cubic-bezier(.15,.6,.3,1) forwards}
@keyframes fly{0%{transform:translate(0,0) rotate(0);opacity:1}100%{transform:translate(var(--x),var(--y)) rotate(var(--r));opacity:0}}

@media (max-width:1020px){.quiz,.builder{grid-template-columns:minmax(0,1fr)}}
@media (max-width:680px){
  .quiz-intro,.quiz-body,.b-side,.widget{padding:24px}
  .q-sentence{font-size:24px}
  .opts{grid-template-columns:minmax(0,1fr)}
  .result .big b{font-size:64px}
  .b-side .task{font-size:23px}
  .chip{font-size:16px;padding:0 13px}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none !important;transition:none !important}html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none}.js .steps li::before{transform:scaleX(1)}.done{opacity:1;transform:none}}
button.btn{border:0;font-family:inherit;cursor:pointer}
nav.links a,.btn-nav,.lang button{white-space:nowrap}
nav.links{gap:22px}
@media (max-width:1240px){nav.links{display:none}}
@media (max-width:680px){#levels .g4{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.level{padding:18px;gap:8px}.level .code{font-size:34px}.level .name{font-size:16px}.level p{font-size:14px}}

[hidden]{display:none !important}