.demo-hero { overflow: hidden; border-bottom: 1px solid var(--line); background-color: #f7fafa; background-image: linear-gradient(rgba(25,80,78,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(25,80,78,.035) 1px, transparent 1px); background-size: 44px 44px; }
.demo-hero-grid { min-height: min(760px,calc(100svh - 76px)); display: grid; grid-template-columns: minmax(0,.9fr) minmax(430px,1.1fr); align-items: center; gap: 72px; padding-top: 54px; padding-bottom: 64px; }
.demo-hero-copy { max-width: 620px; }
.demo-hero h1 { max-width: 580px; margin: 14px 0 0; color: #0b1322; font-size: 56px; line-height: 1.08; }
.demo-hero-copy > p { margin: 24px 0 0; color: #526176; font-size: 18px; line-height: 1.75; }
.demo-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 32px; }
.demo-safety { display: grid; grid-template-columns: 38px minmax(0,1fr); gap: 13px; align-items: start; margin-top: 28px; color: #5a687a; font-size: 12px; line-height: 1.6; }
.demo-safety > svg { width: 38px; height: 38px; padding: 9px; color: var(--teal-dark); border: 1px solid #bfe1db; border-radius: 6px; background: #ecf8f6; }
.demo-safety strong { color: #243247; }
.demo-checkout { overflow: hidden; border: 1px solid #d3dce3; border-radius: 8px; background: #fff; box-shadow: 22px 22px 0 rgba(15,159,143,.07), 0 30px 70px rgba(21,42,58,.16); }
.demo-browser-bar { min-height: 48px; display: grid; grid-template-columns: 64px minmax(0,1fr) 64px; align-items: center; padding: 0 15px; border-bottom: 1px solid #e2e7eb; background: #f5f7f8; }
.demo-browser-bar > span { display: flex; gap: 5px; }
.demo-browser-bar > span i { width: 7px; height: 7px; border-radius: 50%; background: #c5ccd4; }
.demo-browser-bar > div { min-width: 0; height: 28px; display: flex; align-items: center; justify-content: center; gap: 7px; padding: 0 12px; color: #718094; border: 1px solid #dde3e7; border-radius: 5px; background: #fff; font-size: 9px; font-weight: 700; }
.demo-browser-bar svg { width: 11px; color: #0c8b78; }
.demo-checkout-body { padding: 25px 30px 28px; }
.demo-merchant { display: flex; align-items: center; gap: 10px; }
.demo-merchant img { width: 32px; height: 32px; }
.demo-merchant div { display: flex; min-width: 0; flex-direction: column; }
.demo-merchant small, .demo-order small, .demo-address small { color: #8591a0; font-size: 8px; font-weight: 800; }
.demo-merchant strong { font-size: 14px; }
.demo-merchant > span { margin-left: auto; padding: 4px 7px; color: #08786d; border: 1px solid #bfe1db; border-radius: 4px; background: #edf9f7; font-size: 8px; font-weight: 850; }
.demo-order { position: relative; margin-top: 22px; padding: 19px 20px; border: 1px solid #e0e5e9; border-radius: 7px; background: #fafbfc; }
.demo-order small { display: block; }
.demo-order > strong { display: block; margin-top: 7px; color: #0c1727; font-size: 31px; line-height: 1; }
.demo-order > strong span { color: #7a8796; font-size: 9px; }
.demo-order > b { position: absolute; right: 18px; bottom: 18px; color: #66758a; font-size: 10px; }
.demo-method { min-height: 62px; display: flex; align-items: center; justify-content: space-between; margin-top: 12px; padding: 10px 14px; border: 1px solid #dce3e8; border-radius: 7px; }
.demo-method > div { display: flex; align-items: center; gap: 10px; }
.demo-token { width: 34px; height: 34px; display: grid; place-items: center; color: #fff; border-radius: 50%; background: #e84d4d; font-size: 14px; font-weight: 850; }
.demo-method p { margin: 0; }
.demo-method strong, .demo-method small { display: block; }
.demo-method strong { font-size: 12px; }
.demo-method small { color: #8490a0; font-size: 8px; }
.demo-method > svg { width: 16px; color: #8490a0; }
.demo-address { display: grid; grid-template-columns: 82px minmax(0,1fr); align-items: center; gap: 17px; margin-top: 12px; padding: 16px; border: 1px solid #dce3e8; border-radius: 7px; }
.demo-qr { position: relative; width: 82px; aspect-ratio: 1; overflow: hidden; border: 5px solid #fff; outline: 1px solid #d4dde3; background: repeating-linear-gradient(45deg,#172033 0 4px,#fff 4px 8px); }
.demo-qr span { position: absolute; width: 21px; height: 21px; border: 5px solid #172033; background: #fff; }
.demo-qr span:nth-child(1) { top: 3px; left: 3px; }.demo-qr span:nth-child(2) { top: 3px; right: 3px; }.demo-qr span:nth-child(3) { bottom: 3px; left: 3px; }.demo-qr span:nth-child(4) { right: 7px; bottom: 7px; width: 14px; height: 14px; border-width: 3px; }
.demo-qr b { position: absolute; inset: 50% auto auto 50%; width: 22px; height: 22px; display: grid; place-items: center; color: #fff; border: 3px solid #fff; border-radius: 50%; background: #e84d4d; transform: translate(-50%,-50%); font-size: 10px; }
.demo-address strong { display: block; margin-top: 6px; font-size: 12px; }
.demo-address p { margin: 4px 0 0; color: #748195; font-size: 9px; }
.demo-status { display: flex; align-items: center; gap: 11px; margin-top: 14px; padding-top: 14px; border-top: 1px solid #e6eaed; }
.demo-status > span { width: 9px; height: 9px; flex: 0 0 9px; border-radius: 50%; background: #e0a227; box-shadow: 0 0 0 5px rgba(224,162,39,.11); }
.demo-status div { display: flex; flex-direction: column; }
.demo-status strong { color: #3a4657; font-size: 10px; }
.demo-status small { color: #8893a0; font-size: 8px; }
.demo-trust { border-bottom: 1px solid var(--line); background: #fff; }
.demo-trust .shell { display: grid; grid-template-columns: repeat(3,1fr); }
.demo-trust article { min-height: 128px; display: flex; align-items: center; gap: 16px; padding: 26px 30px; border-right: 1px solid var(--line); }
.demo-trust article:first-child { border-left: 1px solid var(--line); }
.demo-trust svg { width: 34px; height: 34px; flex: 0 0 34px; padding: 8px; color: var(--teal-dark); border: 1px solid #cce6e1; border-radius: 6px; background: #f3faf8; }
.demo-trust strong, .demo-trust span { display: block; }
.demo-trust strong { color: #172033; font-size: 13px; }
.demo-trust span { margin-top: 3px; color: #738095; font-size: 11px; line-height: 1.5; }
.demo-flow { padding: 100px 0 108px; }
.demo-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 70px; margin-bottom: 38px; }
.demo-heading h2 { max-width: 680px; margin: 10px 0 0; color: #101827; font-size: 38px; line-height: 1.2; }
.demo-heading > p { max-width: 450px; margin: 0; color: var(--muted); line-height: 1.75; }
.demo-steps { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.demo-steps article { min-height: 270px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.demo-steps article > span { color: #8491a1; font-size: 11px; font-weight: 850; }
.demo-steps article > svg { width: 28px; height: 28px; margin-top: 38px; color: #07806b; stroke-width: 1.7; }
.demo-steps h3 { margin: 28px 0 9px; color: #172033; font-size: 17px; }
.demo-steps p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.demo-proof { padding: 88px 0; color: #dce6ef; background: #132238; }
.demo-proof-grid { display: grid; grid-template-columns: minmax(0,1.25fr) minmax(310px,.75fr); align-items: center; gap: 90px; }
.demo-proof .eyebrow { color: #75ddcf; }
.demo-proof h2 { max-width: 660px; margin: 10px 0 0; color: #fff; font-size: 38px; line-height: 1.2; }
.demo-proof p { max-width: 690px; margin: 19px 0 0; color: #aab7c7; line-height: 1.75; }
.demo-proof code { color: #89e4d8; }
.demo-proof aside { display: grid; grid-template-columns: 34px minmax(0,1fr); gap: 4px 14px; padding: 26px; border-left: 3px solid #69d8ca; background: #1a2d46; }
.demo-proof aside > svg { width: 26px; grid-row: span 2; color: #72ded0; }
.demo-proof aside strong { color: #fff; font-size: 14px; }
.demo-proof aside span { color: #9eacbd; font-size: 11px; }
.demo-proof aside hr { grid-column: 1 / -1; width: 100%; margin: 20px 0; border: 0; border-top: 1px solid #34495f; }
.demo-contact { background: #087663; }

@media (max-width: 1050px) {
  .demo-hero-grid { grid-template-columns: minmax(0,.8fr) minmax(400px,1.2fr); gap: 40px; }
  .demo-hero h1 { font-size: 48px; }
  .demo-checkout-body { padding: 22px; }
  .demo-trust article { padding: 23px 18px; }
}
@media (max-width: 900px) {
  .demo-hero-grid { min-height: 0; grid-template-columns: 1fr; gap: 46px; padding-top: 76px; }
  .demo-hero-copy { max-width: 680px; text-align: center; margin: 0 auto; }
  .demo-hero h1 { margin-right: auto; margin-left: auto; }
  .demo-actions { justify-content: center; }
  .demo-safety { max-width: 540px; margin-right: auto; margin-left: auto; text-align: left; }
  .demo-checkout { width: min(100%,650px); margin: 0 auto; }
  .demo-trust .shell { grid-template-columns: 1fr; }
  .demo-trust article, .demo-trust article:first-child { min-height: 100px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); border-left: 1px solid var(--line); }
  .demo-trust article:last-child { border-bottom: 0; }
  .demo-steps { grid-template-columns: repeat(2,1fr); }
  .demo-proof-grid { gap: 50px; }
}
@media (max-width: 640px) {
  .demo-hero { height: calc(100svh - 110px); }
  .demo-hero-grid { gap: 34px; padding-top: 54px; padding-bottom: 48px; }
  .demo-hero h1 { font-size: 39px; }
  .demo-hero-copy > p { font-size: 16px; }
  .demo-actions { flex-direction: column; }
  .demo-actions .button { width: 100%; }
  .demo-browser-bar { grid-template-columns: 42px minmax(0,1fr) 42px; padding: 0 9px; }
  .demo-browser-bar > div { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .demo-checkout-body { padding: 18px 15px 20px; }
  .demo-order > strong { font-size: 26px; }
  .demo-address { grid-template-columns: 68px minmax(0,1fr); gap: 13px; padding: 13px; }
  .demo-qr { width: 68px; }
  .demo-flow { padding: 76px 0 82px; }
  .demo-heading { display: block; }
  .demo-heading h2, .demo-proof h2 { font-size: 31px; }
  .demo-heading > p { margin-top: 16px; }
  .demo-steps { grid-template-columns: 1fr; }
  .demo-steps article { min-height: 220px; }
  .demo-proof-grid { grid-template-columns: 1fr; gap: 38px; }
}
@media (max-width: 640px) and (max-height: 720px) {
  .demo-hero-grid { gap: 22px; padding-top: 34px; }
  .demo-hero h1 { margin-top: 8px; font-size: 34px; }
  .demo-hero-copy > p { margin-top: 14px; font-size: 14px; line-height: 1.6; }
  .demo-actions { margin-top: 20px; }
  .demo-safety { display: none; }
}