[hidden]{display:none!important}
@media(max-width:899px){.header{-webkit-backdrop-filter:none!important;backdrop-filter:none!important}}
*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.2;font-family:var(--head)}p{margin:0 0 1em}ul,ol{margin:0;padding:0}
svg{width:1em;height:1em;fill:currentColor;flex:0 0 auto}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;z-index:200;background:#000;color:#fff;padding:8px 12px}.skip:focus{left:8px}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:3px solid var(--focus,#2563eb);outline-offset:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 20px;border-radius:var(--r-btn,10px);border:2px solid transparent;font-weight:600;text-decoration:none;cursor:pointer;line-height:1.2;text-align:center;transition:transform .15s,background .15s}
.btn:active{transform:translateY(1px)}.btn--sm{min-height:40px;padding:8px 14px;font-size:14px}.btn--block{width:100%}
.burger{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;padding:10px;flex-direction:column;justify-content:center;gap:5px}
.burger span{display:block;height:2px;background:currentColor;border-radius:2px;transition:.2s}
body.menu-open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}body.menu-open .burger span:nth-child(2){opacity:0}body.menu-open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}.field label,.field .lbl{font-weight:600;font-size:14px}
.field input,.field select,.field textarea{width:100%;min-height:46px;padding:10px 12px;border:1.5px solid var(--line-strong,#c8cdd6);border-radius:var(--r-in,8px);background:#fff;color:#16181d}
.field textarea{min-height:90px;resize:vertical}.field [aria-invalid=true]{border-color:#c62828}.err{color:#c62828;font-size:13px;min-height:0}
.form__ok{padding:12px 14px;border-radius:8px;background:#e8f5e9;color:#1b5e20;font-weight:500}.form__privacy{font-size:13px;color:var(--muted);margin:0}
.float{position:fixed;right:14px;bottom:18px;z-index:70;display:flex;flex-direction:column;gap:10px}
.float__btn{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.2);color:#fff}
.float__btn--zalo{background:#0068ff}.float__btn--zalo svg{width:34px;height:34px}.float__btn--call{background:#16a34a}.float__btn--call svg{width:24px;height:24px}
.demo-badge{position:fixed;left:12px;bottom:12px;z-index:60;font-size:12px;background:#111;color:#fff;padding:6px 10px;border-radius:6px;text-decoration:none}
.social{display:flex;gap:8px;margin-top:14px}.social a{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;border:1px solid currentColor;opacity:.85}.social svg{width:18px;height:18px}
details summary{cursor:pointer;list-style:none}details summary::-webkit-details-marker{display:none}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
:root{--ink:#1d2340;--bg:#fffaf0;--blue:#2b59c3;--blue-d:#1f45a0;--coral:#ff6f59;--yel:#ffd23f;--green:#3bb273;--muted:#59607d;--line:#ece3cf;--line-strong:#d6c9a8;--font:"Andika",system-ui,sans-serif;--head:"Grandstander",system-ui,sans-serif;--r-btn:16px;--r-in:14px;--focus:#2b59c3}
body{background:var(--bg)}h1,h2,h3{font-family:var(--head);font-weight:800}h2{font-size:clamp(30px,3.8vw,48px);line-height:1.1}h3{font-size:22px;line-height:1.2}
.btn{font-weight:700;font-family:var(--head)}.btn--p{background:var(--coral);color:#fff;box-shadow:0 5px 0 #d4513d}.btn--p:hover{transform:translateY(2px);box-shadow:0 3px 0 #d4513d}.btn--g{background:#fff;color:var(--ink);border:2px solid var(--ink);box-shadow:0 5px 0 var(--ink)}.btn--g:hover{transform:translateY(2px);box-shadow:0 3px 0 var(--ink)}.btn--b{background:var(--blue);color:#fff;box-shadow:0 5px 0 var(--blue-d)}
.header{position:sticky;top:0;z-index:50;background:rgba(255,250,240,.95);border-bottom:2px dashed var(--line-strong)}.header__inner{display:flex;align-items:center;gap:24px;min-height:76px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--head);font-weight:800;font-size:26px;line-height:1;white-space:nowrap;color:var(--blue)}.logo small{display:block;font-family:var(--font);font-size:12px;color:var(--coral);font-weight:700;margin-top:3px}
.logo__m{display:flex;gap:3px}.logo__m i{width:12px;height:30px;border-radius:6px 6px 3px 3px;display:block}.logo__m i:nth-child(1){background:var(--coral);transform:rotate(-8deg)}.logo__m i:nth-child(2){background:var(--yel)}.logo__m i:nth-child(3){background:var(--green);transform:rotate(8deg)}
.nav{margin-left:auto;display:flex;align-items:center;gap:24px}.nav ul{display:flex;gap:24px;list-style:none}.nav a{text-decoration:none;font-weight:700}.nav ul a:hover{color:var(--coral)}
.section{padding:90px 0}.kick{display:inline-block;font-family:var(--head);font-weight:600;font-size:16px;background:var(--yel);padding:4px 14px;border-radius:999px;transform:rotate(-2deg);margin-bottom:14px}.lead{color:var(--muted);font-size:19px;max-width:620px}.center{text-align:center}.center .lead{margin:0 auto}
.hero{padding:50px 0 90px;position:relative;overflow:hidden}.hero__g{display:grid;gap:40px;align-items:center}.hero h1{font-size:clamp(38px,5.6vw,72px);line-height:1.02;margin-bottom:20px}.hero h1 .u{background:linear-gradient(transparent 62%,var(--yel) 62%);padding:0 4px}.hero h1 .c{color:var(--coral)}
.hero p{font-size:20px;color:var(--muted);max-width:520px}.hero__btns{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 26px}
.hero__trust{display:flex;flex-wrap:wrap;gap:10px 22px;font-weight:700;font-size:15px}.hero__trust span{display:flex;align-items:center;gap:8px}.hero__trust i{width:12px;height:12px;border-radius:50%;display:block}
.col{position:relative;height:440px;max-width:520px;margin:0 auto;width:100%}.pol{position:absolute;background:#fff;padding:12px 12px 40px;box-shadow:0 18px 40px -18px rgba(29,35,64,.45);border-radius:6px}.pol img{width:100%;height:100%;object-fit:cover;border-radius:2px;display:block}.pol figcaption{position:absolute;bottom:10px;left:0;right:0;text-align:center;font-family:var(--head);font-size:15px}
.pol--a{width:52%;height:76%;left:0;top:6%;transform:rotate(-5deg);z-index:2}.pol--b{width:44%;height:52%;right:2%;top:0;transform:rotate(6deg)}.pol--c{width:46%;height:48%;right:10%;bottom:0;transform:rotate(-3deg);z-index:3}
.blob{position:absolute;border-radius:50%;z-index:-1}.blob--1{width:260px;height:260px;background:var(--yel);opacity:.5;right:-60px;top:40px}.blob--2{width:160px;height:160px;background:#bde0fe;left:-50px;bottom:20px}
.tape{position:absolute;width:80px;height:24px;background:rgba(255,210,63,.75);top:-10px;left:50%;transform:translateX(-50%) rotate(-4deg)}
.wave{display:block;width:100%;height:50px}
.courses{background:#fff}.ages{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:28px 0 36px}.ages button{min-height:46px;padding:6px 20px;border-radius:999px;border:2px solid var(--ink);background:#fff;font:700 16px var(--font);color:var(--ink);cursor:pointer}.ages button[aria-pressed=true]{background:var(--blue);border-color:var(--blue);color:#fff}
.cg{display:grid;gap:26px}.cc{background:var(--bg);border-radius:26px;overflow:hidden;border:2px solid var(--ink);display:flex;flex-direction:column;box-shadow:6px 6px 0 var(--c);transition:transform .2s}.cc:hover{transform:translate(-3px,-3px)}
.cc img{width:100%;aspect-ratio:4/3;object-fit:cover;border-bottom:2px solid var(--ink)}.cc__b{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}.cc__age{align-self:flex-start;background:var(--c);color:#fff;font-weight:700;font-size:14px;padding:3px 12px;border-radius:999px}.cc h3 a{text-decoration:none}.cc p{color:var(--muted);margin:0;font-size:16px}
.cc__f{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:auto;padding-top:12px}.cc__f b{font-family:var(--head);font-size:22px}.cc__f small{font-weight:400;color:var(--muted);font-size:14px}
.trial{background:var(--blue);color:#fff;border-radius:32px;padding:34px 24px;display:grid;gap:20px;align-items:center;position:relative;overflow:hidden}.trial h2{color:#fff}.trial p{color:#dbe5ff;margin:0;font-size:18px}.trial::after{content:"";position:absolute;right:-40px;bottom:-60px;width:200px;height:200px;border-radius:50%;background:var(--yel);opacity:.9}.trial>*{position:relative;z-index:1}
.how{display:grid;gap:22px;margin-top:40px}.how div{text-align:center;padding:10px}.how i{width:84px;height:84px;border-radius:30% 70% 60% 40%/50% 40% 60% 50%;display:grid;place-items:center;margin:0 auto 14px;font-style:normal;font-family:var(--head);font-weight:800;font-size:32px;color:#fff}.how p{color:var(--muted);margin:6px 0 0}
.sch{width:100%;border-collapse:separate;border-spacing:0;min-width:640px;background:#fff;border:2px solid var(--ink);border-radius:20px;overflow:hidden}.sch th,.sch td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}.sch th{background:var(--yel);font-family:var(--head)}.sch td b{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:8px}
.art{columns:2;column-gap:14px}.art figure{break-inside:avoid;margin:0 0 14px;background:#fff;padding:10px;border-radius:14px;box-shadow:0 10px 24px -14px rgba(29,35,64,.4)}.art img{width:100%;border-radius:8px}.art figcaption{font-size:14px;color:var(--muted);padding:8px 4px 2px}
.tst{display:grid;gap:20px;margin-top:34px}.ts{background:#fff;border-radius:22px;padding:24px;position:relative;margin:0}.ts::before{content:"“";font-family:var(--head);font-size:70px;line-height:.6;color:var(--coral);display:block;height:28px}.ts blockquote{margin:0}.ts p{margin:0 0 12px;font-size:17px}.ts b{color:var(--blue)}
.reg{display:grid;gap:30px;align-items:center}.reg form{background:#fff;border:2px solid var(--ink);border-radius:28px;padding:26px;display:grid;gap:14px;box-shadow:8px 8px 0 var(--yel)}.reg__img img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:28px}
.row2{display:grid;gap:14px;grid-template-columns:1fr 1fr}
.footer{background:var(--blue);color:#dbe5ff;padding:64px 0 0;margin-top:40px}.footer .logo{color:#fff}.footer .logo small{color:var(--yel)}.footer__grid{display:grid;gap:30px}.footer__title{color:#fff;font-family:var(--head);font-size:20px;margin-bottom:12px}.footer__links{list-style:none;display:grid;gap:8px}.footer__links a{text-decoration:none}.footer__links a:hover{color:var(--yel)}
.footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;border-top:1px solid rgba(255,255,255,.2);margin-top:40px;padding:20px;font-size:14px}.footer__bottom p{margin:0}.footer a{color:inherit}
.bc{display:flex;flex-wrap:wrap;gap:8px;font-size:15px;color:var(--muted);padding:22px 0}.bc a{color:var(--blue)}
.pd{display:grid;gap:36px;align-items:start}.pd__img{position:relative}.pd__img img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:28px;border:2px solid var(--ink);box-shadow:8px 8px 0 var(--c)}
.pd h1{font-size:clamp(34px,4.4vw,54px);line-height:1.05;margin:10px 0 12px}.pd__meta{display:flex;flex-wrap:wrap;gap:8px}.pd__meta span{background:#fff;border:2px solid var(--line-strong);border-radius:999px;padding:4px 12px;font-size:15px;font-weight:700}
.pd__o{list-style:none;display:grid;gap:10px;margin:20px 0}.pd__o li{display:flex;gap:10px;align-items:flex-start}.pd__o svg{color:var(--green);margin-top:4px;flex:none}
.grp{border:0;margin:18px 0 0;padding:0;min-width:0}.grp legend{font-weight:700;margin-bottom:10px;font-family:var(--head)}.opt{display:flex;flex-wrap:wrap;gap:8px}.opt label{position:relative}.opt input{position:absolute;opacity:0;width:1px;height:1px}.opt span{display:inline-flex;min-height:46px;align-items:center;padding:6px 16px;border:2px solid var(--line-strong);border-radius:14px;cursor:pointer;background:#fff}.opt input:checked+span{border-color:var(--blue);background:#e8efff;color:var(--blue-d);font-weight:700}.opt input:focus-visible+span{outline:3px solid var(--coral);outline-offset:2px}
.tot{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;background:var(--yel);border-radius:18px;padding:14px 20px;margin:22px 0 16px}.tot b{font-family:var(--head);font-size:28px}.toast{color:var(--blue-d);min-height:24px;margin-top:12px;font-weight:700}
@media(min-width:700px){.cg{grid-template-columns:repeat(2,minmax(0,1fr))}.how{grid-template-columns:repeat(4,minmax(0,1fr))}.art{columns:3}.tst{grid-template-columns:repeat(3,minmax(0,1fr))}.footer__grid{grid-template-columns:1fr 1fr}.trial{grid-template-columns:1fr auto;padding:44px 50px}.col{height:520px}}
@media(min-width:960px){.hero__g{grid-template-columns:1fr 1fr;gap:60px}.cg{grid-template-columns:repeat(3,minmax(0,1fr))}.reg{grid-template-columns:.9fr 1.1fr;gap:60px}.footer__grid{grid-template-columns:1.6fr 1fr 1fr}.pd{grid-template-columns:1fr 1fr;gap:60px}.art{columns:5}}
@media(max-width:899px){.burger{display:flex;margin-left:auto;position:relative;z-index:61}.nav{position:fixed;inset:0 0 0 auto;width:min(320px,86vw);background:#fffaf0;flex-direction:column;align-items:stretch;padding:90px 24px 24px;gap:18px;transform:translateX(100%);visibility:hidden;transition:transform .25s,visibility .25s;z-index:60;box-shadow:-10px 0 40px rgba(0,0,0,.2);overflow-y:auto}
body.menu-open .nav{transform:none;visibility:visible}.nav ul{flex-direction:column;gap:2px}.nav ul a{display:block;padding:12px 0;font-size:18px;border-bottom:1px solid #ece3cf}}
@media(max-width:480px){.container{padding:0 16px}.section{padding:64px 0}.hero{padding:30px 0 60px}.hero p{font-size:18px}.row2{grid-template-columns:1fr}.logo{font-size:22px}.logo small{display:none}.col{height:360px}.pol{padding:8px 8px 30px}.pol figcaption{font-size:13px;bottom:6px}.blob--1{width:180px;height:180px}}