.storefront-body{background:radial-gradient(1200px 500px at 10% -10%,#6366f11f,#0000 60%),radial-gradient(900px 400px at 90% 0,#8b5cf61a,#0000 55%),#fff;flex-direction:column;min-height:100vh;display:flex}.storefront-header{border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:20;background:#ffffffd9;position:sticky;top:0}.storefront-header-inner{justify-content:space-between;align-items:center;min-height:72px;display:flex}.storefront-back{color:var(--text-secondary);font-size:14px;font-weight:500}.storefront-back:hover{color:var(--text-primary)}.storefront-footer{color:var(--text-muted);text-align:center;margin-top:auto;padding:28px 0 40px;font-size:13px}.storefront-footer a{color:var(--accent-blue)}.checkout-page{padding:48px 0 72px}.checkout-shell{grid-template-columns:1.05fr .95fr;align-items:start;gap:32px;max-width:980px;display:grid}.checkout-summary h1{letter-spacing:-.03em;margin:8px 0 12px;font-size:clamp(28px,4vw,40px);font-weight:800}.checkout-lead{color:var(--text-secondary);max-width:42ch;margin-bottom:28px}.checkout-product{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-surface);justify-content:space-between;gap:16px;margin-bottom:20px;padding:20px;display:flex}.checkout-product strong{margin-bottom:4px;display:block}.checkout-product span{color:var(--text-secondary);font-size:14px}.checkout-price{letter-spacing:-.03em;white-space:nowrap;font-size:28px;font-weight:800}.checkout-perks{color:var(--text-secondary);gap:10px;font-size:14px;list-style:none;display:grid}.checkout-perks li:before{content:"✓";color:var(--accent-green);margin-right:8px;font-weight:700}.checkout-card{border:1px solid var(--border);border-radius:var(--radius-xl);background:#fff;padding:28px;box-shadow:0 20px 50px #0f172a0f}.checkout-form{gap:20px;display:grid}.checkout-field label{color:var(--text-primary);margin-bottom:8px;font-size:13px;font-weight:600;display:block}.checkout-field input{border:1px solid var(--border-hover);width:100%;color:var(--text-primary);transition:border-color var(--transition), box-shadow var(--transition);background:#fff;border-radius:12px;outline:none;padding:14px 16px;font-family:inherit;font-size:16px}.checkout-field input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 4px var(--glow-blue)}.checkout-stripe-element{border:1px solid var(--border-hover);transition:border-color var(--transition), box-shadow var(--transition);background:#fff;border-radius:12px;padding:16px}.checkout-stripe-element.StripeElement--focus{border-color:var(--accent-blue);box-shadow:0 0 0 4px var(--glow-blue)}.checkout-stripe-element.is-disabled{opacity:.6;pointer-events:none}.checkout-card-row{grid-template-columns:1fr 1fr;gap:14px;display:grid}@media (width<=480px){.checkout-card-row{grid-template-columns:1fr}}.checkout-hint{color:var(--text-muted);margin-top:8px;font-size:13px}.checkout-error{color:#dc2626;min-height:1.2em;margin-top:8px;font-size:13px;display:block}.checkout-alert{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:12px;margin-bottom:18px;padding:12px 14px;font-size:14px}.checkout-submit{justify-content:center;width:100%}.checkout-submit:disabled{opacity:.7;cursor:not-allowed}.checkout-secure{text-align:center;color:var(--text-muted);font-size:12px}.thanks-page{text-align:center;max-width:640px;margin:0 auto;padding:72px 0}.thanks-page h1{letter-spacing:-.03em;margin:12px 0;font-size:clamp(28px,4vw,40px);font-weight:800}.thanks-page p{color:var(--text-secondary);margin-bottom:12px}.thanks-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:28px;display:flex}@media (width<=860px){.checkout-shell{grid-template-columns:1fr}.checkout-page{padding-top:28px}}