:root{--g:#0A2A66;--g2:#E8EEFB;--y:#FF7A00;--ink:#0B1630;--bg:#fff;--mut:#55607A}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:17px/1.7 'Noto Sans Devanagari',system-ui,sans-serif;color:var(--ink);background:var(--bg)}
h1,h2,h3,.brand{font-family:'Baloo 2','Noto Sans Devanagari',sans-serif;line-height:1.2}
h1{font-size:clamp(2.2rem,6vw,3.8rem);margin:0 0 .4em;color:var(--g)}h2{font-size:clamp(1.6rem,4vw,2.3rem);margin:0 0 .3em}
.bar{background:var(--y);text-align:center;padding:6px 12px;font-weight:600;font-size:.9rem}
.nav{display:flex;align-items:center;justify-content:space-between;padding:10px 5vw;position:sticky;top:0;background:#fff;border-bottom:1px solid #e1e8f6;z-index:5}
.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--g);font-weight:800;font-size:1.1rem;line-height:1}.brand small{font-size:.8rem;color:var(--mut);font-weight:600}
nav{display:flex;gap:22px;align-items:center}nav a{text-decoration:none;color:var(--ink);font-weight:500}
.btn{background:var(--g);color:#fff!important;padding:10px 20px;border-radius:999px;text-decoration:none;border:0;cursor:pointer;display:inline-block;font:inherit;font-weight:600}
.btn:hover{background:#071d47}.btn.big{padding:13px 26px}.ghost{margin-left:14px;color:var(--g);font-weight:600}
.burger{display:none;background:none;border:0;font-size:1.6rem}
section{padding:64px 5vw;max-width:1100px;margin:auto}.tint{max-width:none;background:var(--g2)}.tint>*{max-width:1000px;margin-left:auto;margin-right:auto}
.sub{color:var(--mut);margin-top:0}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:56px}
.swap{background:var(--g);color:#fff;border-radius:28px 28px 28px 4px;padding:28px;min-height:230px;box-shadow:10px 10px 0 var(--y)}
.swap p{font-size:1.5rem;margin:.1em 0 .8em;font-family:'Baloo 2',sans-serif}.lab{font-size:.85rem;opacity:.7}.lab.en+p{color:var(--y);min-height:2em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;margin-top:24px}
.card{border:2px solid var(--g);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:6px}.card h3{margin:0}.card p{margin:0;color:var(--mut);flex:1}
.tag{align-self:flex-start;background:var(--g2);color:var(--g);border-radius:6px;padding:0 10px;font-size:.85rem;font-weight:600}
.price{font-size:1.5rem;font-weight:700;color:var(--g)}.price s{font-size:1rem;color:var(--mut);font-weight:400}
.vs{display:grid;grid-template-columns:1fr 1fr;gap:20px}.vs>div{background:#fff;border-radius:18px;padding:24px;opacity:.85}.vs .yes{border:3px solid var(--y);opacity:1}.vs ul{padding-left:20px;margin:0}
.steps{counter-reset:s;list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px}
.steps li{counter-increment:s;padding:18px;border-left:4px solid var(--y);background:#f4f7fd}.steps li:before{content:counter(s);font:800 1.8rem 'Baloo 2';color:var(--g);display:block}.steps b{display:block}
details{border-bottom:1px solid #d8e0f2;padding:12px 0}summary{cursor:pointer;font-weight:600}details p{margin:.5em 0 0;color:var(--mut)}
.form{display:grid;gap:12px;max-width:520px}.form input,.form select,.form textarea{padding:12px 14px;border:1px solid #b8c6e6;border-radius:10px;font:inherit;width:100%}.hp{position:absolute;left:-9999px}
.msg{padding:10px 14px;border-radius:10px}.ok{background:#c9f0dc}.bad{background:#ffd9d2}
footer{background:var(--ink);color:#d5def2;padding:32px 5vw;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.fab{position:fixed;right:16px;bottom:16px;background:#25D366;color:#fff;padding:12px 18px;border-radius:999px;font-weight:700;text-decoration:none;box-shadow:0 4px 14px #0003}
:focus-visible{outline:3px solid var(--y);outline-offset:2px}
@media(max-width:800px){.hero,.vs{grid-template-columns:1fr}.burger{display:block}nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:16px;border-bottom:1px solid #ddd}.open nav{display:flex}}
.adm{max-width:1000px;margin:24px auto;padding:0 16px}.adm table{width:100%;border-collapse:collapse;font-size:.95rem}.adm td,.adm th{border-bottom:1px solid #ddd;padding:8px;text-align:left;vertical-align:top}
.adm .tabs{display:flex;gap:14px;margin:14px 0;flex-wrap:wrap}.adm .tabs a{font-weight:600;color:var(--g)}.adm .form{max-width:none}.adm .box{background:var(--g2);padding:16px;border-radius:14px;margin-bottom:20px}
/* v2 */
.hero{background:radial-gradient(circle at 85% 10%,#ffe6cc 0,transparent 40%),radial-gradient(circle at 0 90%,var(--g2) 0,transparent 45%);max-width:none;padding-left:max(5vw,calc((100vw - 1100px)/2));padding-right:max(5vw,calc((100vw - 1100px)/2))}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.chips span{background:#fff;border:1px solid #c9d6f2;border-radius:999px;padding:3px 14px;font-size:.9rem;font-weight:500}
.tip{margin:26px 0 0 26px;background:#fff;border:2px dashed var(--y);border-radius:16px;padding:12px 18px;display:grid;gap:0;transform:rotate(-1.5deg)}.tip b{color:var(--g);font-size:.9rem}.tip span{font:700 1.15rem 'Baloo 2'}.tip small{color:var(--mut)}
.stats{background:var(--g);color:#fff;display:flex;justify-content:space-around;flex-wrap:wrap;gap:16px;padding:26px 5vw;text-align:center}.stats b{display:block;font:800 2rem 'Baloo 2';color:var(--y);line-height:1.1}
.card{position:relative;transition:transform .2s,box-shadow .2s;overflow:hidden;border-width:1px;border-top:6px solid var(--g)}.card:hover{transform:translateY(-4px);box-shadow:0 12px 26px #0a2a6626}.card.k-speaking{border-top-color:var(--y)}
.ico{position:absolute;right:16px;top:14px;font:800 1.6rem 'Baloo 2';color:var(--g);opacity:.25}.price em{font:600 .8rem 'Noto Sans Devanagari';background:var(--y);padding:2px 8px;border-radius:6px;font-style:normal;vertical-align:middle}
.quiz{background:#fff;border-radius:20px;padding:26px;max-width:560px;box-shadow:8px 8px 0 var(--y)}.quiz h3{margin:.2em 0 .6em}
.opt{display:block;width:100%;text-align:left;font:inherit;padding:12px 16px;margin:8px 0;border:2px solid #c9d6f2;background:#fff;border-radius:12px;cursor:pointer}.opt:hover{border-color:var(--g)}.opt.right{background:#c9f0dc;border-color:#2e9e6b}.opt.wrong{background:#ffd9d2;border-color:#d9583f}
.steps{margin-top:40px}.teach{display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:center}.avatar{width:150px;height:150px;border-radius:50%;background:var(--g);color:var(--y);font:800 3rem 'Baloo 2';display:grid;place-items:center;border:6px solid #fff;box-shadow:8px 8px 0 var(--y)}
.rev{margin:0;background:#f4f7fd;border-radius:18px;padding:24px;position:relative}.rev:before{content:"“";position:absolute;top:-6px;left:16px;font:800 4.5rem 'Baloo 2';color:var(--y);line-height:1}.rev blockquote{margin:22px 0 16px}
.rev figcaption{display:flex;gap:12px;align-items:center}.rev i{width:42px;height:42px;border-radius:50%;background:var(--g);color:#fff;display:grid;place-items:center;font-style:normal;font-weight:700}.rev small{display:block;color:var(--mut)}
@media(max-width:800px){.teach{grid-template-columns:1fr;text-align:center}.avatar{margin:auto}.tip{margin-left:0}}
/* v3 */
.brand img{display:block;height:56px;width:auto}.eyebrow{display:inline-block;font:700 .8rem 'Baloo 2';letter-spacing:.14em;text-transform:uppercase;color:var(--y);margin-bottom:6px}
.lead{font-size:1.1rem}.streak{background:var(--y);color:#fff;padding:2px 12px;border-radius:999px;font-weight:600;font-size:.9rem}
.tabs2{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.tabs2 button{font:inherit;font-weight:600;padding:10px 18px;border-radius:999px;border:2px solid var(--g);background:#fff;color:var(--g);cursor:pointer}.tabs2 .on{background:var(--g);color:#fff}
.pz{background:#fff;border-radius:20px;padding:22px;max-width:640px;box-shadow:8px 8px 0 var(--y);min-height:200px}
.ph{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid #e1e8f6;flex-wrap:wrap}.ph div{flex:1;min-width:180px}.ph b{display:block;font:700 1.1rem 'Baloo 2'}.ph small{color:var(--mut)}.res{font-weight:600;min-width:100%}.res:empty{display:none}
.ic{width:44px;height:44px;border-radius:50%;border:0;background:var(--g2);font-size:1.2rem;cursor:pointer}.ic:hover{background:var(--y)}
.fc{perspective:800px;height:170px;position:relative;cursor:pointer;margin-bottom:14px}.fc>div{position:absolute;inset:0;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;backface-visibility:hidden;transition:transform .5s;text-align:center;padding:10px}
.fc .f{background:var(--g);color:#fff}.fc .f b{font:800 2rem 'Baloo 2'}.fc .bk{background:var(--y);color:#fff;transform:rotateY(180deg)}.fc .bk b{font:800 1.7rem 'Baloo 2'}.fc.flip .f{transform:rotateY(180deg)}.fc.flip .bk{transform:rotateY(360deg)}
.row{display:flex;gap:10px}.row .opt{margin:0}
@media(prefers-reduced-motion:reduce){.fc>div{transition:none}}