:root {
  color-scheme: light dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f6f7f9;
  color: #111827;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: #f6f7f9; color: #111827; }
a { color: inherit; }
button, input, a { font: inherit; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid #d9dde5;
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.brand span:last-child { display: grid; }
.brand strong { letter-spacing: .18em; font-size: .85rem; }
.brand small { color: #6b7280; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: .85rem;
  background: #111111;
  color: #ffffff;
  font-weight: 800;
}
nav { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: flex-end; }
nav a { text-decoration: none; font-weight: 700; }

main { width: min(1060px, calc(100% - 2rem)); margin: 0 auto; padding: 3rem 0 4rem; }
.hero { padding: 2rem 0 2.5rem; }
.eyebrow { margin: 0 0 .5rem; text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 800; color: #596170; }
h1 { max-width: 820px; margin: 0 0 1rem; font-size: clamp(2.2rem, 6vw, 4.4rem); line-height: 1.02; }
h2 { margin: 0 0 .7rem; font-size: clamp(1.35rem, 3vw, 2rem); }
.lead { max-width: 780px; color: #4b5563; font-size: 1.08rem; line-height: 1.7; }
.hero-actions { display: flex; gap: .8rem; flex-wrap: wrap; margin: 1.5rem 0 1rem; }
.cash-button, .secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  border-radius: .8rem;
  padding: .8rem 1.15rem;
  text-decoration: none;
  font-weight: 800;
}
.cash-button { background: #00d632; color: #071f0d; }
.secondary-link { background: #ffffff; border: 1px solid #c7ccd5; color: #111827; }
.payment-handle { color: #596170; }

.section-heading { margin-bottom: 1rem; }
.steps, .panel, .policy, .notice {
  background: #ffffff;
  border: 1px solid #d9dde5;
  border-radius: 1rem;
  box-shadow: 0 12px 40px rgba(17, 24, 39, .05);
}
.steps, .policy, .notice { padding: clamp(1.2rem, 4vw, 2.2rem); margin-top: 1rem; }
.steps ol { margin: 0; padding: 0; list-style: none; counter-reset: support-step; display: grid; gap: .85rem; }
.steps li {
  counter-increment: support-step;
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: .85rem;
  padding: 1rem;
  border: 1px solid #e1e4ea;
  border-radius: .85rem;
}
.steps li::before {
  content: counter(support-step);
  display: grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  background: #111111;
  color: #ffffff;
  font-weight: 800;
  grid-row: 1 / span 2;
}
.steps li strong { align-self: end; }
.steps li span { color: #596170; line-height: 1.55; }

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.panel { padding: clamp(1.2rem, 3vw, 2rem); }
.panel p:not(.eyebrow), .policy p, .policy li, .notice p { color: #596170; line-height: 1.65; }
.policy ul { padding-left: 1.2rem; display: grid; gap: .65rem; }
.acknowledgement { display: grid; grid-template-columns: auto 1fr; gap: .65rem; align-items: start; margin: 1.4rem 0 1rem; font-weight: 700; }
.acknowledgement input { width: 1.15rem; height: 1.15rem; margin-top: .15rem; }
.disabled { opacity: .45; cursor: not-allowed; }
.notice { border-color: #f1c36d; background: #fffaf0; }
footer { padding: 0 1rem 2rem; text-align: center; color: #6b7280; }
footer p { max-width: 820px; margin: 0 auto; line-height: 1.55; }

@media (max-width: 720px) {
  .topbar { align-items: flex-start; flex-direction: column; }
  nav { justify-content: flex-start; }
  main { padding-top: 1.5rem; }
  .grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .cash-button, .secondary-link { width: 100%; }
}

@media (prefers-color-scheme: dark) {
  :root, body { background: #0d1117; color: #f3f4f6; }
  .topbar, .steps, .panel, .policy, .secondary-link { background: #151b23; border-color: #30363d; color: #f3f4f6; }
  .notice { background: #211a0d; border-color: #7a5a1f; }
  .lead, .payment-handle, .steps li span, .panel p:not(.eyebrow), .policy p, .policy li, .notice p, .brand small, footer { color: #aeb6c2; }
  .eyebrow { color: #9ca3af; }
  .steps li { border-color: #30363d; }
  .cash-button { color: #031a08; }
}