:root{--p:#0f4c4a;--p2:#136360;--a:#e8912d;--a2:#d47a14;--gold:#f0b429;--bg:#fbf6ec;--card:#fff;--ink:#22201c;--mut:#6f6658;--line:#eadfca;--ok:#1e8449;--r:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:'Noto Sans Devanagari',system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;font-size:16px}
a{color:var(--p2)}img{max-width:100%;display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 18px}
.muted{color:var(--mut)}.small{font-size:.9rem}
h1,h2,h3{line-height:1.3;margin:.2em 0 .4em}
h2.sec{font-size:clamp(1.5rem,4vw,2.2rem);text-align:center;color:var(--p)}
p.sec-sub{text-align:center;color:var(--mut);max-width:680px;margin:0 auto 26px}
section{padding:56px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--a);color:#fff;font-weight:700;border:0;border-radius:12px;padding:12px 20px;text-decoration:none;cursor:pointer;font-size:1rem;font-family:inherit;box-shadow:0 6px 16px rgba(232,145,45,.28);transition:.15s}
.btn:hover{background:var(--a2);transform:translateY(-1px)}
.btn.big{padding:16px 28px;font-size:1.15rem;border-radius:14px}
.btn.ghost{background:transparent;color:var(--p);border:2px solid var(--p);box-shadow:none}
.btn.dark{background:var(--p);box-shadow:0 6px 16px rgba(15,76,74,.25)}
.btn.block{width:100%}
.offerbar{background:linear-gradient(90deg,#0b3836,#0f4c4a);color:#fff;font-size:.92rem;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;padding:8px 12px;text-align:center}
.offerbar b{color:var(--gold);font-variant-numeric:tabular-nums}
.hdr{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hdr-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--p)}
.logo .lg{width:44px;height:44px;border-radius:50%;background:var(--p);color:var(--gold);display:flex;align-items:center;justify-content:center;font-family:'Rozha One';font-size:26px;flex:none}
.logo b{display:block;font-size:1.08rem;line-height:1.2}.logo small{display:block;color:var(--mut);font-size:.75rem}
.logo.light{color:#fff}.logo.light small{color:#cfe1df}
.nav{display:flex;gap:20px;align-items:center}.nav a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.btn-sm{background:var(--p);color:#fff!important;padding:8px 14px;border-radius:10px}
.menu-btn{display:none;background:none;border:0;font-size:28px;color:var(--p)}
@media(max-width:860px){.menu-btn{display:block}.nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:14px;border-bottom:1px solid var(--line);gap:12px}.nav-open .nav{display:flex}}
/* hero */
.hero{background:radial-gradient(1200px 500px at 85% 0%,#fde6c3 0%,transparent 60%),linear-gradient(180deg,#fff,var(--bg));padding:46px 0 30px}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.eyebrow{display:inline-block;background:#e6f1ef;color:var(--p);font-weight:700;border-radius:30px;padding:5px 14px;font-size:.88rem}
.hero h1{font-size:clamp(1.9rem,5vw,3.1rem);color:var(--p);margin:.35em 0}
.hero h1 em{font-style:normal;color:var(--a)}
.hero p.lead{font-size:1.1rem;color:#4b453b}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}
.ticks{display:flex;flex-wrap:wrap;gap:8px 16px;padding:0;list-style:none;margin:12px 0 0}.ticks li{font-weight:600;font-size:.95rem}.ticks li:before{content:'✔ ';color:var(--ok)}
.stack{position:relative;height:440px}
.stack img{position:absolute;width:44%;border-radius:10px;box-shadow:0 18px 40px rgba(0,0,0,.25)}
.stack img:nth-child(1){left:2%;top:40px;transform:rotate(-8deg)}.stack img:nth-child(2){left:28%;top:0;z-index:2}.stack img:nth-child(3){right:2%;top:40px;transform:rotate(8deg)}
@media(max-width:860px){.hero-in{grid-template-columns:1fr}.stack{height:300px}}
.trust{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}
.trust-in{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;text-align:center}
.trust-in div{font-size:.88rem;font-weight:600}.trust-in i{display:block;font-style:normal;font-size:1.6rem}
@media(max-width:860px){.trust-in{grid-template-columns:repeat(3,1fr)}}
/* combo */
.combo{background:linear-gradient(135deg,#0f4c4a,#0b2f3a);color:#fff;border-radius:24px;padding:34px;display:grid;grid-template-columns:1.1fr 1fr;gap:30px;align-items:center;box-shadow:0 20px 50px rgba(15,76,74,.25)}
.combo h2{color:#fff;font-size:clamp(1.5rem,4vw,2.2rem)}
.combo .covers{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.combo .covers img{border-radius:8px;box-shadow:0 8px 18px rgba(0,0,0,.35)}
.combo .pr{display:flex;align-items:baseline;gap:14px;margin:12px 0}.combo .pr s{opacity:.7;font-size:1.3rem}.combo .pr b{font-size:3rem;color:var(--gold);font-family:'Rozha One'}
.save{background:#1e8449;color:#fff;border-radius:8px;padding:3px 10px;font-weight:700;font-size:.9rem}
.combo ul{padding-left:0;list-style:none}.combo li:before{content:'✔ ';color:var(--gold)}
@media(max-width:860px){.combo{grid-template-columns:1fr;padding:22px}}
/* book grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr);gap:14px}}
.bcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.bcard:hover{box-shadow:0 14px 30px rgba(0,0,0,.08);transform:translateY(-3px)}
.bimg{position:relative;display:block;background:#f2ead9;padding:16px 16px 0}.bimg img{border-radius:8px 8px 0 0;box-shadow:0 10px 24px rgba(0,0,0,.18);aspect-ratio:1/1.414;object-fit:cover;width:100%}
.badge{position:absolute;top:10px;left:10px;background:#fff3d6;color:#8a5a00;border:1px solid #f3d38a;font-weight:800;font-size:.72rem;border-radius:20px;padding:3px 10px}
.off{position:absolute;top:10px;right:10px;background:var(--ok);color:#fff;font-weight:700;font-size:.72rem;border-radius:20px;padding:3px 9px}
.binfo{padding:14px 16px 16px;display:flex;flex-direction:column;flex:1}
.binfo h3{font-size:1.05rem}.binfo h3 a{color:var(--ink);text-decoration:none}
.price{margin:auto 0 10px;font-size:1.05rem}.price s{color:var(--mut)}.price b{font-size:1.45rem;color:var(--a2)}
.bbtns{display:grid;grid-template-columns:1fr 1.3fr;gap:8px}.bbtns .btn{padding:10px 8px;font-size:.92rem}
@media(max-width:520px){.bbtns{grid-template-columns:1fr}.binfo .small{display:none}}
/* studio feature */
.studio{background:#121827;color:#e8e6f0}
.studio h2{color:#fff}.studio .wrap{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}
.studio img{border-radius:14px;box-shadow:0 20px 40px rgba(0,0,0,.4)}
@media(max-width:860px){.studio .wrap{grid-template-columns:1fr}}
/* steps / why */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:860px){.cards3,.cards4{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.cards3{grid-template-columns:1fr}}
.c{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.c .n{width:38px;height:38px;border-radius:50%;background:var(--a);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:8px}
.c .ic{font-size:2rem}
/* preview strip */
.peek{display:flex;gap:14px;overflow-x:auto;padding:6px 2px 16px;scroll-snap-type:x mandatory}
.peek img{height:360px;width:auto;border-radius:10px;border:1px solid var(--line);box-shadow:0 8px 20px rgba(0,0,0,.08);scroll-snap-align:start;background:#fff;cursor:zoom-in}
@media(max-width:520px){.peek img{height:300px}}
/* table */
.cmp{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cmp th,.cmp td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left}
.cmp th{background:#f4ecdc}.cmp td.win{background:#eaf6ee;color:var(--ok);font-weight:700}
/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:0 16px}
summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none}summary::after{content:'+';float:right;font-size:1.3rem;color:var(--a)}
details[open] summary::after{content:'−'}details p{margin:0 0 14px}
/* product page */
.pp{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;padding:34px 0}
.pp .cov{position:sticky;top:90px}.pp .cov img{border-radius:12px;box-shadow:0 20px 44px rgba(0,0,0,.22)}
.buybox{background:#fff;border:2px solid var(--gold);border-radius:var(--r);padding:18px;margin:16px 0}
.buybox .pr{font-size:1.1rem}.buybox .pr b{font-size:2.3rem;color:var(--a2);font-family:'Rozha One'}.buybox .pr s{color:var(--mut)}
.hl{list-style:none;padding:0}.hl li{padding:6px 0 6px 28px;position:relative}.hl li:before{content:'✔';position:absolute;left:0;color:#fff;background:var(--ok);border-radius:50%;width:20px;height:20px;font-size:.75rem;display:flex;align-items:center;justify-content:center;top:9px}
.who{display:flex;flex-wrap:wrap;gap:8px;padding:0;list-style:none}.who li{background:#e6f1ef;color:var(--p);border-radius:20px;padding:5px 12px;font-weight:600;font-size:.9rem}
.sticky-buy{display:none}
@media(max-width:860px){.pp{grid-template-columns:1fr}.pp .cov{position:static;max-width:340px;margin:auto}
 .sticky-buy{display:flex;position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);padding:10px 14px;gap:12px;align-items:center;justify-content:space-between;z-index:30}
 body.has-sticky{padding-bottom:76px}body.has-sticky .wa-float{bottom:88px}}
.inc-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.inc-list a{text-decoration:none;color:var(--ink);font-size:.85rem;text-align:center}.inc-list img{border-radius:6px;margin-bottom:4px}
@media(max-width:520px){.inc-list{grid-template-columns:repeat(3,1fr)}}
/* forms */
.form{max-width:520px;margin:30px auto;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.form label{display:block;font-weight:700;margin:12px 0 4px}
.form input,.form textarea,.form select{width:100%;padding:12px 14px;border:1.5px solid #d8cbb1;border-radius:10px;font:inherit;background:#fffdf9}
.form input:focus{outline:2px solid var(--gold);border-color:var(--gold)}
.alert{padding:12px 14px;border-radius:10px;margin:12px 0}.alert.err{background:#fdecea;color:#922}.alert.ok{background:#eaf6ee;color:#185c33}
.secure{display:flex;gap:10px;align-items:center;justify-content:center;color:var(--mut);font-size:.85rem;margin-top:12px}
/* library */
.lib{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}@media(max-width:860px){.lib{grid-template-columns:1fr 1fr}}
.lib .c img{border-radius:8px;margin-bottom:10px}.lib .btns{display:grid;gap:8px}
/* footer */
.ftr{background:#0b2f3a;color:#d6e4e2;padding:40px 0 0;margin-top:40px}
.ftr-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px}.ftr a{display:block;color:#d6e4e2;text-decoration:none;margin:4px 0}.ftr b{color:#fff;display:block;margin-bottom:6px}
.ftr .muted{color:#a9c1be}.copy{border-top:1px solid #1d4a55;padding:14px 18px;margin-top:26px;font-size:.85rem;color:#a9c1be}
@media(max-width:860px){.ftr-in{grid-template-columns:1fr 1fr}}
.wa-float{position:fixed;right:18px;bottom:18px;width:60px;height:60px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.25);z-index:40}
.prose{max-width:800px;margin:30px auto;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.promise{background:#fff;border:2px dashed var(--ok);border-radius:var(--r);padding:20px;display:flex;gap:16px;align-items:center}
.promise .seal{flex:none;width:86px;height:86px;border-radius:50%;background:var(--ok);color:#fff;display:flex;align-items:center;justify-content:center;text-align:center;font-weight:800;font-size:.8rem;line-height:1.2}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;justify-content:center;z-index:60;padding:16px}.lightbox img{max-height:92vh;border-radius:8px}.lightbox.on{display:flex}