@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@500;600;700;800&family=Noto+Sans:wght@400;600;700&family=Noto+Sans+Devanagari:wght@400;600;700&display=swap');

:root{
  --cream:#FFFDF6;
  --sky:#2F8FE0;
  --sky-dark:#1F6FB8;
  --coral:#E8492C;
  --coral-dark:#C93A20;
  --sun:#FFC93C;
  --leaf:#2E9E5B;
  --navy:#1B2A41;
  --muted:#5B6B82;
  --border:#E7E0CF;
  --card:#FFFFFF;
  --radius:18px;
  --shadow:0 10px 30px rgba(27,42,65,.08);
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:'Noto Sans','Noto Sans Devanagari',sans-serif;
  background:var(--cream);
  color:var(--navy);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.headline{
  font-family:'Baloo 2','Noto Sans Devanagari',sans-serif;
  font-weight:700;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.container{max-width:1180px;margin:0 auto;padding:0 22px;}

/* Top bar */
.topbar{background:var(--navy);color:#fff;padding:10px 0;font-size:13.5px;text-align:center;}
.topbar b{color:var(--sun);}

/* Hero */
.hero{
  background:
    radial-gradient(circle at 15% 20%, rgba(255,201,60,.35), transparent 40%),
    radial-gradient(circle at 85% 10%, rgba(47,143,224,.25), transparent 45%),
    linear-gradient(180deg, #EAF4FF 0%, var(--cream) 60%);
  padding:56px 0 40px;
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:#fff;border:2px solid var(--sun);color:var(--navy);font-weight:700;font-size:13.5px;padding:7px 16px;border-radius:30px;margin-bottom:18px;}
.hero h1{font-size:44px;line-height:1.18;margin:0 0 16px;color:var(--navy);}
.hero h1 .accent{color:var(--coral);}
.hero p.sub{font-size:17px;color:var(--muted);line-height:1.6;margin:0 0 26px;max-width:520px;}
.price-tag{display:inline-flex;align-items:baseline;gap:10px;background:var(--coral);color:#fff;padding:14px 24px;border-radius:16px;margin-bottom:24px;box-shadow:0 8px 20px rgba(232,73,44,.35);}
.price-tag .old{font-size:16px;text-decoration:line-through;opacity:.75;}
.price-tag .new{font-size:32px;font-weight:800;font-family:'Baloo 2',sans-serif;}
.price-tag .label{font-size:13px;opacity:.9;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:26px;margin-top:30px;flex-wrap:wrap;}
.hero-stat b{display:block;font-family:'Baloo 2',sans-serif;font-size:24px;color:var(--sky-dark);}
.hero-stat span{font-size:13px;color:var(--muted);}

.hero-visual{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.hero-visual img{border-radius:14px;box-shadow:0 14px 30px rgba(27,42,65,.18);transform:rotate(var(--r,0deg));border:4px solid #fff;}
.hero-visual .b1{grid-column:1/3;grid-row:1/3;}
.hero-visual .b2{--r:3deg;}
.hero-visual .b3{--r:-4deg;}
.hero-visual .b4{grid-column:2/4;--r:2deg;}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:15px 30px;border-radius:14px;font-weight:700;font-size:16px;font-family:'Baloo 2',sans-serif;border:none;cursor:pointer;transition:transform .15s, box-shadow .15s;}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 22px rgba(232,73,44,.35);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 26px rgba(232,73,44,.42);}
.btn-outline{background:#fff;color:var(--navy);border:2px solid var(--border);}
.btn-outline:hover{border-color:var(--sky);color:var(--sky-dark);}
.btn-block{width:100%;justify-content:center;}

/* Sections */
.section{padding:60px 0;}
.section-head{text-align:center;max-width:640px;margin:0 auto 40px;}
.section-head .kicker{display:inline-block;color:var(--leaf);font-weight:700;font-size:14px;margin-bottom:10px;}
.section-head h2{font-size:32px;margin:0 0 12px;color:var(--navy);}
.section-head p{color:var(--muted);font-size:16px;line-height:1.6;margin:0;}

/* Book grid */
.book-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.book-card{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);display:flex;flex-direction:column;}
.book-cover{aspect-ratio:3/4;background:linear-gradient(135deg,#DCEBFF,#FFF3D6);position:relative;overflow:hidden;}
.book-cover img{width:100%;height:100%;object-fit:cover;}
.book-age{position:absolute;top:10px;right:10px;background:var(--coral);color:#fff;font-size:11px;font-weight:700;padding:4px 10px;border-radius:20px;}
.book-body{padding:16px 18px 20px;flex:1;display:flex;flex-direction:column;}
.book-body h3{font-size:17px;margin:0 0 6px;color:var(--navy);}
.book-body .en{font-size:12px;color:var(--sky-dark);font-weight:600;margin-bottom:8px;}
.book-body p{font-size:13.5px;color:var(--muted);line-height:1.55;margin:0 0 14px;flex:1;}
.book-qcount{display:inline-flex;align-items:center;gap:6px;background:#EAF7EE;color:var(--leaf);font-size:12px;font-weight:700;padding:5px 12px;border-radius:20px;width:fit-content;}

/* Trust badges */
.badges{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;background:var(--navy);border-radius:24px;padding:36px 30px;}
.badge-item{text-align:center;color:#fff;}
.badge-item .ic{font-size:30px;margin-bottom:10px;}
.badge-item h4{font-family:'Baloo 2',sans-serif;font-size:15px;margin:0 0 4px;}
.badge-item p{font-size:12.5px;color:#B9C4D6;margin:0;}

/* CTA banner */
.cta-banner{background:linear-gradient(135deg,var(--sky),var(--sky-dark));border-radius:28px;padding:44px 40px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.cta-banner h2{font-size:28px;margin:0 0 8px;color:#fff;}
.cta-banner p{margin:0;color:#DCEEFF;font-size:15px;}
.cta-banner .btn-primary{background:var(--sun);color:var(--navy);box-shadow:0 10px 22px rgba(0,0,0,.18);}

/* Checkout */
.checkout-wrap{max-width:640px;margin:0 auto;background:var(--card);border-radius:24px;box-shadow:var(--shadow);border:1px solid var(--border);padding:38px 34px;}
.checkout-summary{display:flex;align-items:center;justify-content:space-between;background:#FFF7E6;border:1px solid #FFE1A0;border-radius:14px;padding:16px 20px;margin-bottom:26px;}
.checkout-summary .cs-label{font-size:13.5px;color:var(--muted);}
.checkout-summary .cs-amt{font-family:'Baloo 2',sans-serif;font-size:26px;color:var(--coral);font-weight:800;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px;color:var(--navy);}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border:1.5px solid var(--border);border-radius:10px;font-size:14.5px;font-family:inherit;}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--sky);}
.msg{padding:12px 16px;border-radius:10px;font-size:13.5px;margin-bottom:18px;}
.msg-error{background:#FDECEA;color:var(--coral-dark);border:1px solid #F6C6BE;}
.msg-success{background:#EAF7EE;color:var(--leaf);border:1px solid #BEEBCB;}
.secure-note{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-top:16px;justify-content:center;}

/* Footer */
footer{background:var(--navy);color:#B9C4D6;padding:36px 0;text-align:center;font-size:13px;}
footer b{color:#fff;}

/* Sticky mobile bar */
.sticky-cta{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);padding:12px 18px;display:none;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 -6px 20px rgba(0,0,0,.08);z-index:50;}
.sticky-cta .amt{font-family:'Baloo 2',sans-serif;font-size:20px;color:var(--coral);font-weight:800;}

@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
  .hero h1{font-size:34px;}
  .book-grid{grid-template-columns:repeat(2,1fr);}
  .badges{grid-template-columns:repeat(2,1fr);}
  .form-row{grid-template-columns:1fr;}
  .sticky-cta{display:flex;}
  body{padding-bottom:70px;}
}
@media(max-width:480px){
  .book-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .checkout-wrap{padding:26px 20px;}
}