:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --soft: #f1f5f9;
  --dark: #0b1220;
  --cash: #00d632;
  --cash-dark: #05a82a;
  --paypal: #003087;
  --paypal-2: #0070e0;
  --transak: #2167ff;
  --transak-dark: #0b3fc9;
  --moonpay: #7c3aed;
  --moonpay-dark: #4c1d95;
  --pyusd: #0ea5e9;
  --pyusd-dark: #075985;
  --pyusd-soft: #e0f2fe;
  --warn: #fff7ed;
  --warn-line: #fed7aa;
  --warn-text: #9a3412;
  --ok: #ecfdf5;
  --ok-line: #bbf7d0;
  --ok-text: #166534;
  --shadow: 0 14px 38px rgba(15, 23, 42, .08);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top left, #ffffff 0, var(--bg) 36%, #eef2f7 100%);
  line-height: 1.45;
}

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }

.shell {
  width: min(1040px, 100%);
  margin: 0 auto;
  padding: 18px 14px 98px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.brand-mini, .back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.back-link:hover { color: var(--ink); }

.hero {
  background: rgba(255,255,255,.82);
  border: 1px solid rgba(226,232,240,.95);
  box-shadow: var(--shadow);
  border-radius: 28px;
  padding: 22px;
  overflow: hidden;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -80px -120px auto;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: rgba(0, 112, 224, .08);
}

.hero.cash::after { background: rgba(0,214,50,.11); }
.hero.transak::after { background: rgba(33,103,255,.11); }
.hero.moonpay::after { background: rgba(124,58,237,.11); }
.hero.pyusd::after { background: rgba(14,165,233,.14); }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border-radius: 999px;
  background: var(--soft);
  color: #334155;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.app-mark {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
}
.app-mark.cash { background: var(--cash); color: #06130a; }
.app-mark.paypal { background: var(--paypal); color: #fff; font-size: 13px; }
.app-mark.transak { background: var(--transak); color: #fff; }
.app-mark.moonpay { background: var(--moonpay); color: #fff; }
.app-mark.pyusd { background: linear-gradient(135deg, #0ea5e9, #2563eb); color: #fff; font-size: 12px; }

h1 {
  font-size: clamp(32px, 8vw, 64px);
  line-height: .96;
  letter-spacing: -.055em;
  margin: 22px 0 12px;
}

.hero p {
  margin: 0;
  color: var(--muted);
  max-width: 760px;
  font-size: 16px;
}

.hero-actions {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.btn {
  min-height: 52px;
  border: 0;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--ink);
  color: #fff;
  font-weight: 850;
  cursor: pointer;
}

.btn.cash { background: #07140b; color: var(--cash); }
.btn.paypal { background: var(--paypal); }
.btn.transak { background: var(--transak); }
.btn.moonpay { background: var(--moonpay); }
.btn.pyusd { background: var(--pyusd); }
.btn.light { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn.small { min-height: 40px; padding: 10px 12px; border-radius: 12px; font-size: 14px; }

.grid-home {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}
.lower-guides { margin-top: 30px; }

.home-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.home-card h2 { margin: 10px 0 6px; font-size: 24px; letter-spacing: -.03em; }
.home-card p { margin: 0 0 18px; color: var(--muted); }

.address-card {
  margin: 16px 0 0;
  background: #0b1220;
  color: #fff;
  border-radius: 22px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.address-card .label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  color: #cbd5e1;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.address-text {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: clamp(15px, 4vw, 18px);
  line-height: 1.42;
  word-break: break-all;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px;
  padding: 14px;
}

.copy-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 12px;
}

.copy-btn {
  border: 0;
  border-radius: 14px;
  min-height: 48px;
  padding: 12px 14px;
  font-weight: 900;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}
.copy-btn.cash { background: var(--cash); color: #06130a; }
.copy-btn.paypal { background: #fff; color: var(--paypal); }
.copy-btn.transak { background: var(--transak); color: #fff; }
.copy-btn.moonpay { background: var(--moonpay); color: #fff; }
.copy-btn.pyusd { background: var(--pyusd); color: #fff; }

.notice {
  margin-top: 14px;
  border: 1px solid var(--warn-line);
  background: var(--warn);
  color: var(--warn-text);
  border-radius: 18px;
  padding: 14px;
  font-size: 14px;
  font-weight: 700;
}

.ok-box {
  border: 1px solid var(--ok-line);
  background: var(--ok);
  color: var(--ok-text);
  border-radius: 18px;
  padding: 14px;
  font-size: 14px;
  font-weight: 700;
}

.section-title {
  margin: 26px 0 12px;
}
.section-title .eyebrow {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.section-title h2 {
  margin: 6px 0 0;
  font-size: 28px;
  letter-spacing: -.04em;
}

.checklist {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}
.check-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  box-shadow: 0 8px 18px rgba(15,23,42,.04);
}
.check-item b { display: block; margin-bottom: 2px; }
.check-item span { color: var(--muted); font-size: 14px; }
.check-icon {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: #e0f2fe;
  color: #0369a1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  font-weight: 900;
}
.cash-icon { background: #dcfce7; color: #15803d; }
.transak-icon { background: #dbeafe; color: #1d4ed8; }
.moonpay-icon { background: #ede9fe; color: #6d28d9; }
.pyusd-icon { background: var(--pyusd-soft); color: var(--pyusd-dark); }

.steps {
  display: grid;
  gap: 14px;
}

.step-card {
  background: rgba(255,255,255,.92);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.step-content { padding: 16px; }
.step-head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 10px;
}
.step-no {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  background: var(--ink);
  color: #fff;
  font-weight: 900;
}
.step-no.cash { background: #07140b; color: var(--cash); }
.step-no.paypal { background: var(--paypal); }
.step-no.transak { background: var(--transak); }
.step-no.moonpay { background: var(--moonpay); }
.step-no.pyusd { background: var(--pyusd); }
.step-head h3 {
  margin: 0;
  font-size: 21px;
  line-height: 1.12;
  letter-spacing: -.03em;
}
.step-content p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
}
.tap-list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.tap-list li {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  color: #334155;
  font-size: 15px;
}
.tap-list li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #94a3b8;
  margin-top: 8px;
  flex: 0 0 auto;
}
.tap-list strong { color: var(--ink); }

.callout {
  margin-top: 12px;
  border-radius: 16px;
  padding: 12px;
  background: #f8fafc;
  border: 1px solid var(--line);
  color: #334155;
  font-size: 14px;
  font-weight: 700;
}
.callout.warn { background: var(--warn); border-color: var(--warn-line); color: var(--warn-text); }
.callout.ok { background: var(--ok); border-color: var(--ok-line); color: var(--ok-text); }

.mock-wrap {
  padding: 16px 16px 0;
  background: linear-gradient(180deg, #f8fafc 0, #fff 100%);
}
.phone {
  width: min(270px, 100%);
  margin: 0 auto;
  background: #070b12;
  border: 8px solid #111827;
  border-bottom-width: 14px;
  border-radius: 32px;
  overflow: hidden;
  min-height: 330px;
  box-shadow: 0 18px 35px rgba(15,23,42,.18);
}
.phone-screen {
  min-height: 330px;
  padding: 14px 12px 12px;
  color: #fff;
}
.phone.cash .phone-screen { background: #070b12; }
.phone.paypal .phone-screen { background: linear-gradient(180deg, #003087, #001c54); }
.phone.transak .phone-screen { background: linear-gradient(180deg, #2167ff, #092463); }
.phone.moonpay .phone-screen { background: linear-gradient(180deg, #7c3aed, #24104f); }
.phone.pyusd .phone-screen { background: linear-gradient(180deg, #0ea5e9, #082f49); }
.status {
  display: flex;
  justify-content: space-between;
  color: rgba(255,255,255,.78);
  font-size: 10px;
  font-weight: 800;
  margin-bottom: 14px;
}
.mock-title { font-size: 18px; font-weight: 900; margin-bottom: 10px; }
.mock-sub { font-size: 11px; color: rgba(255,255,255,.64); margin-bottom: 12px; }
.mock-card {
  background: rgba(255,255,255,.09);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  padding: 12px;
  margin: 8px 0;
}
.mock-card.light { background: #fff; color: var(--ink); }
.mock-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  margin: 8px 0;
}
.mock-btn {
  border-radius: 14px;
  padding: 12px;
  text-align: center;
  font-size: 13px;
  font-weight: 900;
  margin-top: 10px;
}
.mock-btn.cash { background: var(--cash); color: #06130a; }
.mock-btn.paypal { background: #fff; color: var(--paypal); }
.mock-btn.transak { background: #fff; color: var(--transak); }
.mock-btn.moonpay { background: #fff; color: var(--moonpay); }
.mock-btn.pyusd { background: #fff; color: var(--pyusd-dark); }
.mock-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 14px;
}
.mock-tab {
  border-radius: 12px;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.62);
  padding: 9px 4px;
  text-align: center;
  font-size: 10px;
  font-weight: 800;
}
.mock-tab.active.cash { color: var(--cash); background: rgba(0,214,50,.12); }
.mock-tab.active.paypal { color: #fff; background: rgba(255,255,255,.2); }
.mock-tab.active.transak { color: #fff; background: rgba(255,255,255,.2); }
.mock-tab.active.moonpay { color: #fff; background: rgba(255,255,255,.2); }
.mock-tab.active.pyusd { color: #fff; background: rgba(255,255,255,.2); }
.mock-address {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 10px;
  line-height: 1.35;
  word-break: break-all;
  color: #dbeafe;
}
.mock-keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 12px;
}
.mock-keypad span {
  background: rgba(255,255,255,.1);
  border-radius: 12px;
  padding: 10px 0;
  text-align: center;
  font-weight: 900;
}

.fee-grid {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}
.fee-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
}
.fee-card b { display: block; margin-bottom: 4px; }
.fee-card p { margin: 0; color: var(--muted); font-size: 14px; }

.sticky-copy {
  position: fixed;
  left: 10px;
  right: 10px;
  bottom: 10px;
  z-index: 40;
  background: rgba(15,23,42,.94);
  color: #fff;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  padding: 10px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  box-shadow: 0 18px 45px rgba(15,23,42,.28);
  backdrop-filter: blur(14px);
}
.sticky-copy .mini {
  min-width: 0;
  font-size: 11px;
  color: #cbd5e1;
}
.sticky-copy .mini b {
  display: block;
  color: #fff;
  font-size: 12px;
  margin-bottom: 2px;
}
.sticky-copy .mini span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}
.sticky-copy .copy-btn { min-height: 42px; }

.footer-note {
  margin-top: 30px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

@media (min-width: 760px) {
  .shell { padding: 26px 22px 110px; }
  .hero { padding: 34px; }
  .hero-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 560px; }
  .grid-home { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .checklist, .fee-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step-card { display: grid; grid-template-columns: 320px 1fr; align-items: stretch; }
  .mock-wrap { padding: 18px; display: flex; align-items: center; }
  .step-content { padding: 24px; }
  .sticky-copy { left: 50%; right: auto; width: min(720px, calc(100% - 22px)); transform: translateX(-50%); }
}

@media (min-width: 1020px) {
  .steps { gap: 18px; }
  .step-card { grid-template-columns: 350px 1fr; }
  .phone { width: 280px; }
}


.network-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 12px;
}
.network-chip {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 16px;
  padding: 12px;
  font-weight: 850;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}
.network-chip span { color: var(--muted); font-weight: 700; font-size: 13px; }
.home-card.pyusd-feature {
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
  border-color: #bae6fd;
}
.token-note {
  margin-top: 10px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  line-height: 1.45;
  word-break: break-all;
  color: #334155;
}
@media (min-width: 760px) {
  .home-card.pyusd-feature { grid-column: 1 / -1; }
  .network-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}