:root { --navy:#060a22; --navy2:#0d1538; --cyan:#23c7ff; --blue:#29a9e1; --violet:#8f5bff; --ink:#0f172a; --muted:#475569; }
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  min-height: 100vh; font-family: 'Lato', system-ui, sans-serif; color: var(--ink);
  background: radial-gradient(900px 500px at 85% -10%, rgba(143,91,255,.22), transparent 60%),
              radial-gradient(800px 600px at -10% 30%, rgba(35,199,255,.14), transparent 60%), var(--navy);
}
.wrap { max-width: 480px; margin: 0 auto; padding: 22px 16px 40px; }
.brand { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 6px 0 20px; }
.mark { width: 44px; height: 44px; }
.word { display: flex; flex-direction: column; line-height: 1; font-family: 'Oswald', sans-serif; letter-spacing: .14em; }
.w1 { color: var(--blue); font-size: 20px; font-weight: 600; }
.w2 { color: #fff; font-size: 15px; font-weight: 500; margin-top: 3px; letter-spacing: .32em; }
.card { background: #fff; border-radius: 18px; padding: 22px 20px; box-shadow: 0 20px 50px rgba(0,0,0,.35); border: 1px solid rgba(35,199,255,.35); }
.demo { background: #fff7e6; color: #8a5300; border: 1px solid #f5d18b; border-radius: 10px; padding: 8px 12px; font-size: 13px; font-weight: 700; margin-bottom: 14px; }
.eyebrow { margin: 0; text-transform: uppercase; letter-spacing: .12em; font-size: 12px; color: var(--muted); font-weight: 700; }
h1 { font-family: 'Oswald', sans-serif; font-weight: 600; font-size: 26px; margin: 4px 0 14px; color: var(--navy); }
.due { display: flex; justify-content: space-between; align-items: baseline; background: linear-gradient(135deg, #eefaff, #f4f0ff); border-radius: 12px; padding: 14px 16px; }
.due-label { font-weight: 700; color: var(--muted); }
.due-amount { font-family: 'Oswald', sans-serif; font-size: 30px; font-weight: 600; color: var(--navy); }
.terms { list-style: none; padding: 0; margin: 14px 0 0; }
.terms li { padding: 7px 0 7px 22px; position: relative; border-bottom: 1px solid #eef2f7; font-size: 15px; }
.terms li::before { content: ''; position: absolute; left: 4px; top: 14px; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); }
.total { margin: 10px 0 0; text-align: right; font-weight: 700; color: var(--muted); font-size: 14px; }
.saved { display: flex; gap: 8px; align-items: center; margin: 16px 0 6px; padding: 10px 12px; border-radius: 10px; background: #effcf4; color: #146c3c; font-size: 14px; font-weight: 700; }
.form { margin-top: 14px; display: block; width: 100%; }
.form > * { width: 100%; min-width: 0; margin-bottom: 14px; }
#email iframe, #payment iframe, #branding iframe { width: 100% !important; min-width: 100%; display: block; }
.pay { width: 100%; border: 0; border-radius: 12px; padding: 15px; font: 900 17px 'Lato', sans-serif; color: #fff; cursor: pointer;
  background: linear-gradient(135deg, var(--blue), var(--violet)); box-shadow: 0 10px 24px rgba(41,169,225,.35); }
.pay:disabled { opacity: .5; cursor: not-allowed; }
.pay.link { display: block; text-align: center; text-decoration: none; margin-top: 12px; }
.error { color: #b00020; margin: 0; font-size: 14px; min-height: 1px; }
.msg h1 { margin-top: 0; }
.msg p { color: var(--muted); line-height: 1.5; }
.foot { color: rgba(255,255,255,.6); font-size: 12px; text-align: center; margin-top: 18px; line-height: 1.5; }