*{box-sizing:border-box}
:root{
    --navy:#0f172a;
    --navy-2:#17213a;
    --text:#111827;
    --muted:#64748b;
    --line:#e2e8f0;
    --bg:#f8fafc;
    --white:#fff;
    --primary:#0f172a;
    --primary-soft:#eef2ff;
    --accent:#2563eb;
    --success:#15803d;
    --danger:#b91c1c;
    --shadow:0 18px 55px rgba(15,23,42,.10);
    --radius:18px;
}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    color:var(--text);
    background:var(--bg);
    line-height:1.5;
}
a{text-decoration:none;color:inherit}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}

.site-header{
    position:sticky;top:0;z-index:20;
    background:rgba(255,255,255,.94);
    backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(226,232,240,.85);
}
.header-inner{min-height:76px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:245px}
.brand-logo{
    width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
    background:var(--navy);overflow:hidden;flex:0 0 42px;
}
.brand-logo img{width:100%;height:100%;object-fit:contain}
.logo-fallback-text{display:none;color:#fff;font-weight:800;font-size:15px}
.brand-logo.logo-fallback .logo-fallback-text{display:block}
.brand-copy{display:flex;flex-direction:column}
.brand-copy strong{font-size:18px;letter-spacing:.02em}
.brand-copy span{font-size:11px;color:var(--muted)}
.main-nav{display:flex;align-items:center;justify-content:center;gap:24px;flex:1}
.main-nav a{font-size:14px;color:#475569;transition:.2s}
.main-nav a:hover{color:var(--navy)}
.header-actions{display:flex;gap:9px}

.btn{
    display:inline-flex;align-items:center;justify-content:center;
    min-height:43px;padding:0 18px;border-radius:10px;
    border:1px solid transparent;font-size:14px;font-weight:700;
    cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 8px 20px rgba(15,23,42,.12)}
.btn-primary:hover{background:#1e293b}
.btn-outline{background:#fff;color:var(--navy);border-color:#cbd5e1}
.btn-outline:hover{background:#f8fafc}
.btn-login{color:var(--navy);background:#fff}
.btn-dark{background:var(--navy);color:#fff}
.full-width{width:100%}
.disabled{opacity:.55;pointer-events:none}

.payment-hero{
    background:
      radial-gradient(circle at 15% 15%,rgba(37,99,235,.08),transparent 32%),
      linear-gradient(180deg,#fff 0%,#f8fafc 100%);
    padding:26px 0 34px;
    border-bottom:1px solid var(--line);
}
.back-link{font-size:13px;font-weight:700;color:#334155}
.hero-copy{max-width:760px;margin:42px auto 0;text-align:center}
.eyebrow,.panel-label{
    font-size:11px;font-weight:800;letter-spacing:.12em;color:#64748b
}
.hero-copy h1{font-size:clamp(30px,4vw,46px);line-height:1.1;margin:10px 0 12px;letter-spacing:-.035em}
.hero-copy p{margin:0 auto;color:var(--muted);max-width:650px;font-size:15px}
.quick-actions{display:flex;justify-content:center;gap:10px;margin-top:22px}

.payment-section{padding:42px 0 60px}
.payment-grid{
    display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
    gap:22px;align-items:start
}
.plan-panel,.checkout-panel{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:var(--shadow)
}
.plan-panel{padding:30px}
.checkout-panel{padding:30px}
.plan-heading{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-top:9px}
.plan-heading h2{margin:0;font-size:25px}
.plan-heading p{margin:5px 0 0;color:var(--muted);font-size:13px}
.plan-badge{
    background:var(--primary-soft);color:#3730a3;border-radius:999px;
    padding:6px 9px;font-size:10px;font-weight:800;white-space:nowrap
}
.price-row{display:flex;align-items:baseline;gap:3px;margin:26px 0 22px;color:var(--navy)}
.price-row span{font-size:20px;font-weight:800}
.price-row strong{font-size:42px;line-height:1;font-weight:850;letter-spacing:-.04em}
.price-row small{font-size:13px;color:var(--muted)}
.divider{height:1px;background:var(--line);margin:24px 0}
.plan-panel h3{font-size:15px;margin:0 0 14px}
.feature-list{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.feature-list li{font-size:13px;color:#334155;display:flex;gap:9px}
.feature-list li:before{content:"✓";font-weight:900;color:var(--success)}
.trial-note{
    display:flex;gap:12px;margin-top:28px;padding:15px;
    border:1px solid #dbeafe;background:#eff6ff;border-radius:13px
}
.note-icon{
    width:27px;height:27px;border-radius:50%;display:grid;place-items:center;
    background:#dbeafe;color:#1d4ed8;font-weight:900;flex:0 0 27px
}
.trial-note strong{font-size:13px}
.trial-note p{margin:3px 0 7px;color:#64748b;font-size:12px}
.trial-note a{font-size:12px;font-weight:800;color:#1d4ed8}

.checkout-panel h2{margin:8px 0 4px;font-size:25px}
.panel-intro{margin:0 0 22px;color:var(--muted);font-size:13px}
.upi-card{
    border:1px solid var(--line);border-radius:15px;padding:18px;margin-bottom:23px;
    background:linear-gradient(180deg,#fff,#f8fafc)
}
.upi-info{display:flex;gap:11px;align-items:center}
.upi-icon{
    width:42px;height:42px;border-radius:11px;background:#ecfdf5;color:#047857;
    display:grid;place-items:center;font-size:11px;font-weight:900
}
.upi-info strong{font-size:14px}
.upi-info p{margin:2px 0 0;color:var(--muted);font-size:11px}
.qr-placeholder{
    min-height:170px;margin:16px auto;border:1px dashed #cbd5e1;border-radius:13px;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    color:#64748b;background:#f8fafc
}
.qr-mark{
    width:72px;height:72px;border:6px solid #cbd5e1;border-radius:6px;
    display:grid;place-items:center;font-size:12px;font-weight:900;color:#94a3b8;margin-bottom:8px
}
.qr-placeholder strong{font-size:12px}
.qr-placeholder span{font-size:11px;margin-top:2px}
.merchant-row{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-bottom:15px}
.merchant-row div{display:flex;flex-direction:column;gap:2px}
.merchant-row span{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#94a3b8}
.merchant-row strong{font-size:12px;word-break:break-word}

form{margin-top:2px}
.form-section-title{font-size:14px;font-weight:800;margin-bottom:15px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;font-weight:750;margin-bottom:6px;color:#334155}
.field label span{color:var(--danger)}
.field input,.field textarea{
    width:100%;border:1px solid #cbd5e1;background:#fff;border-radius:9px;
    padding:11px 12px;font:inherit;font-size:13px;color:var(--text);outline:none;
    transition:border-color .2s,box-shadow .2s
}
.field textarea{resize:vertical;min-height:82px}
.field input:focus,.field textarea:focus{
    border-color:#64748b;box-shadow:0 0 0 3px rgba(100,116,139,.10)
}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-message{display:none;margin-top:12px;padding:11px 12px;border-radius:9px;font-size:12px}
.form-message.show{display:block}
.form-message.error{background:#fef2f2;color:#b91c1c}
.form-message.success{background:#f0fdf4;color:#166534}
.verification-note{
    display:flex;flex-direction:column;gap:2px;margin-top:20px;padding-top:17px;
    border-top:1px solid var(--line);font-size:11px;color:var(--muted)
}
.verification-note strong{color:#334155;font-size:12px}

.site-footer{border-top:1px solid var(--line);background:#fff}
.footer-inner{
    min-height:100px;display:flex;align-items:center;justify-content:space-between;
    gap:20px;color:#64748b;font-size:11px
}
.footer-inner>div:first-child{display:flex;flex-direction:column}
.footer-inner strong{font-size:15px;color:var(--navy)}
.footer-links{display:flex;gap:16px}
.footer-links a:hover{color:var(--navy)}

@media(max-width:900px){
    .main-nav{display:none}
    .header-inner{justify-content:space-between}
    .payment-grid{grid-template-columns:1fr}
    .plan-panel{order:1}.checkout-panel{order:2}
}
@media(max-width:600px){
    .container{width:min(100% - 24px,1160px)}
    .header-inner{min-height:68px}
    .brand{min-width:0}
    .brand-copy span{display:none}
    .header-actions .btn-login{display:none}
    .header-actions .btn{min-height:39px;padding:0 13px;font-size:12px}
    .payment-hero{padding:20px 0 28px}
    .hero-copy{margin-top:32px}
    .hero-copy h1{font-size:31px}
    .quick-actions{flex-direction:column}
    .quick-actions .btn{width:100%}
    .payment-section{padding:25px 0 40px}
    .plan-panel,.checkout-panel{padding:21px}
    .price-row strong{font-size:36px}
    .two-col,.merchant-row{grid-template-columns:1fr}
    .footer-inner{padding:22px 0;flex-direction:column;align-items:flex-start}
}