/* ============ TeqBuff — Global Styles (Paytm palette) ============ */
:root{
  --navy:#012b72;          /* Paytm deep blue */
  --navy-deep:#001a4d;
  --blue:#0a64c4;
  --sky:#00baf2;           /* Paytm signature sky blue */
  --sky-soft:#33c9f5;
  --sky-deep:#0098c9;
  --ink:#0c1525;
  --grey:#5a6b85;
  --grey-light:#8597b0;
  --line:#e4ebf4;
  --light:#f3f8fd;
  --light-blue:#eaf6fe;
  --white:#ffffff;
  --radius:16px;
  --maxw:1240px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Manrope',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--ink);background:var(--white);line-height:1.65;overflow-x:hidden}
h1,h2,h3,h4,h5{font-family:'Sora',sans-serif;line-height:1.14;letter-spacing:-0.02em}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.tag{color:var(--sky-deep);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:13px;display:block;margin-bottom:14px}

/* ---------- HEADER ---------- */
header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:.35s;padding:16px 0}
header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 6px 30px rgba(1,43,114,.08);padding:10px 0;backdrop-filter:blur(10px)}
.nav{display:flex;align-items:center;justify-content:space-between}
.brand img{height:38px;transition:.35s}
header.scrolled .brand img{height:32px}
.brand .logo-light{display:block}
.brand .logo-dark{display:none}
header.scrolled .brand .logo-light{display:none}
header.scrolled .brand .logo-dark{display:block}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-weight:600;font-size:15px;color:rgba(255,255,255,.92);transition:.25s}
header.scrolled .nav-links a{color:var(--ink)}
.nav-links a:hover,.nav-links a.active{color:var(--sky)}
header.scrolled .nav-links a:hover,header.scrolled .nav-links a.active{color:var(--sky-deep)}
.nav-cta{background:var(--sky);color:#fff!important;padding:10px 22px;border-radius:50px;font-weight:700;box-shadow:0 6px 18px rgba(0,186,242,.35)}
.nav-cta:hover{background:#fff;color:var(--navy)!important;transform:translateY(-2px)}
header.scrolled .nav-cta{color:#fff!important}
header.scrolled .nav-cta:hover{background:var(--navy);color:#fff!important}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;z-index:1100}
.burger span{width:26px;height:2.5px;background:#fff;transition:.3s;border-radius:2px}
header.scrolled .burger span{background:var(--navy)}

/* ---------- BUTTONS ---------- */
.btn{padding:15px 32px;border-radius:50px;font-weight:700;font-size:15.5px;transition:.3s;display:inline-flex;align-items:center;gap:9px;cursor:pointer;border:none;font-family:'Manrope',sans-serif}
.btn-primary{background:var(--sky);color:#fff;box-shadow:0 10px 28px rgba(0,186,242,.35)}
.btn-primary:hover{background:#fff;color:var(--navy);transform:translateY(-3px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}
.btn-ghost:hover{border-color:var(--sky);color:var(--sky)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-deep);transform:translateY(-3px)}
.btn-blue{background:var(--navy);color:#fff;box-shadow:0 10px 28px rgba(1,43,114,.25)}
.btn-blue:hover{background:var(--sky);transform:translateY(-3px)}

/* ---------- PAGE HERO (inner pages) ---------- */
.page-hero{padding:165px 0 88px;background:
  radial-gradient(900px 420px at 85% -20%, rgba(0,186,242,.45), transparent 60%),
  radial-gradient(700px 360px at -5% 120%, rgba(0,186,242,.22), transparent 55%),
  linear-gradient(135deg,var(--navy-deep),var(--navy));
  position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:54px 54px;mask:radial-gradient(circle at 75% 30%,#000,transparent 75%)}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(34px,5vw,56px);font-weight:800;max-width:800px;margin-bottom:18px}
.page-hero p{color:rgba(255,255,255,.85);font-size:19px;max-width:640px}
.crumb{color:var(--sky);font-weight:600;font-size:14px;letter-spacing:.08em;margin-bottom:20px}
.crumb a{color:rgba(255,255,255,.6)}

/* ---------- SECTIONS ---------- */
section{padding:96px 0}
.sec-head{max-width:680px;margin-bottom:54px}
.sec-head.center{margin:0 auto 54px;text-align:center}
.sec-head h2{font-size:clamp(28px,4vw,44px);color:var(--navy);margin-bottom:18px}
.sec-head p{color:var(--grey);font-size:18px}

/* ---------- REVEAL ANIM ---------- */
.reveal{opacity:0;transform:translateY(38px);transition:.8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- FOOTER ---------- */
footer{background:var(--navy-deep);color:rgba(255,255,255,.72);padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px;margin-bottom:46px}
.foot-grid h4{color:#fff;font-size:15px;margin-bottom:18px}
.foot-grid a{display:block;color:rgba(255,255,255,.64);margin-bottom:11px;font-size:14.5px;transition:.2s}
.foot-grid a:hover{color:var(--sky)}
.foot-logo img{height:32px;margin-bottom:16px}
.foot-about{font-size:14.5px;max-width:300px;line-height:1.7}
.foot-contact p{font-size:14.5px;margin-bottom:10px;color:rgba(255,255,255,.72)}
.foot-contact strong{color:#fff;font-weight:600}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13.5px}

/* ---------- RESPONSIVE ---------- */
@media(max-width:980px){
  .nav-links{position:fixed;top:0;right:-100%;height:100vh;width:78%;max-width:340px;background:var(--navy-deep);flex-direction:column;justify-content:center;gap:26px;transition:.4s;padding:40px;box-shadow:-20px 0 60px rgba(0,0,0,.3)}
  .nav-links.open{right:0}
  .nav-links a{color:#fff!important;font-size:19px}
  .burger{display:flex}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media(max-width:560px){
  section{padding:66px 0}
  .foot-grid{grid-template-columns:1fr}
  .page-hero{padding:138px 0 66px}
}