:root {
  --ink: #101a29;
  --paper: #f6f7f3;
  --white: #fff;
  --muted: #637184;
  --line: #dbe3e9;
  --mint: #85d8ae;
  --mint-soft: #dff4e9;
  --blue: #3d6cf5;
  --coral: #ee775b;
  --orange: #df9b52;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 16px; line-height: 1.5; }
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

.announcement { color: #d5dfeb; background: #0b1422; border-bottom: 1px solid #26364a; font-size: 12px; }
.announcement-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 36px; }
.announcement a { color: var(--mint); font-weight: 800; }
.announcement-dot { display: inline-block; width: 7px; height: 7px; margin-right: 7px; background: var(--mint); border-radius: 50%; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(246, 247, 243, .95); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); }
.header-inner { display: flex; align-items: center; gap: 26px; min-height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 9px; flex: 0 0 auto; font-size: 19px; font-weight: 850; }
.brand img { display: block; }
.site-nav { display: flex; align-items: center; gap: 4px; flex: 1; }
.site-nav a, .login-link { padding: 10px 11px; color: #586678; border-radius: 7px; font-size: 14px; font-weight: 700; }
.site-nav a:hover, .login-link:hover { color: var(--ink); background: #e9ede9; }
.header-actions { display: flex; align-items: center; gap: 8px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 48px; padding: 0 18px; border: 1px solid var(--line); border-radius: 7px; font-weight: 850; white-space: nowrap; }
.button-dark { color: #fff; background: var(--ink); border-color: var(--ink); }
.button-dark:hover { background: #263a54; }
.button-mint { color: var(--ink); background: var(--mint); border-color: var(--mint); }
.button-mint:hover { background: #a0e5c1; }
.button-outline { color: #fff; background: transparent; border-color: #688098; }
.button-outline:hover { background: rgba(255, 255, 255, .08); }
.button-small { min-height: 40px; padding: 0 13px; font-size: 13px; }

.hero { color: #fff; background: var(--ink); overflow: hidden; }
.hero-inner { padding: 76px 0 0; }
.hero-copy { max-width: 790px; }
.eyebrow, .section-kicker { display: inline-flex; color: #187b61; font-size: 12px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow { padding: 8px 10px; color: var(--mint); border: 1px solid #3d536b; border-radius: 5px; background: #16263a; }
h1 { max-width: 900px; margin: 22px 0 0; font-size: clamp(50px, 7.6vw, 98px); line-height: .94; letter-spacing: -.03em; }
h1 em { display: block; color: var(--mint); font-style: normal; }
.hero-copy > p { max-width: 570px; margin: 25px 0 0; color: #c4d0de; font-size: 19px; line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 30px; }
.hero-notes { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 30px; color: #aab9c9; font-size: 12px; }
.hero-notes b { margin-right: 6px; color: var(--mint); font-size: 11px; }

.hero-product { margin-top: 62px; border: 1px solid #3a4c62; background: #142338; box-shadow: 0 24px 70px rgba(0, 0, 0, .24); }
.product-topbar { display: flex; align-items: center; gap: 11px; padding: 13px 17px; color: #93a4b7; border-bottom: 1px solid #30445c; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.product-window { display: flex; gap: 5px; margin-right: 4px; }
.product-window i { display: block; width: 7px; height: 7px; border-radius: 50%; background: #5f7186; }
.product-window i:first-child { background: var(--coral); }
.product-window i:nth-child(2) { background: var(--orange); }
.product-window i:nth-child(3) { background: var(--mint); }
.product-status { margin-left: auto; color: var(--mint); font-weight: 850; }
.product-layout { display: grid; grid-template-columns: 1.06fr .94fr; gap: 0; }
.checkout-panel, .merchant-panel { min-height: 410px; padding: 27px; }
.checkout-panel { color: var(--ink); background: #fff; }
.merchant-panel { color: #fff; background: #16283e; }
.panel-label { margin-bottom: 22px; color: #6e7e91; font-size: 10px; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.merchant-panel .panel-label { color: #8da0b4; }
.checkout-brand { display: flex; align-items: center; gap: 9px; font-size: 13px; }
.mini-mark { display: inline-flex; align-items: center; justify-content: center; width: 25px; height: 25px; color: #fff; background: var(--ink); border-radius: 6px; font-size: 12px; }
.lock { margin-left: auto; color: #4e9877; font-size: 10px; font-weight: 750; }
.checkout-recipient { margin-top: 34px; color: #6e7c8c; font-size: 12px; }
.checkout-recipient b { color: var(--ink); }
.checkout-amount { margin-top: 6px; font-size: 44px; font-weight: 900; line-height: 1; }
.checkout-amount small { font-size: 13px; }
.checkout-detail { margin-top: 11px; color: #526174; font-size: 12px; line-height: 1.6; }
.checkout-detail span { color: #8793a1; font-size: 10px; }
.method-label { margin-top: 26px; color: #657387; font-size: 11px; font-weight: 800; }
.method-row { display: flex; align-items: center; gap: 10px; margin-top: 9px; padding: 11px; border: 1px solid #a4d7bd; border-radius: 6px; background: #f1fbf5; }
.method-badge { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; color: #fff; background: #31936d; border-radius: 6px; font-size: 12px; font-weight: 900; }
.method-row b, .method-row small { display: block; }
.method-row b { font-size: 11px; }
.method-row small { margin-top: 2px; color: #6a7a89; font-size: 10px; }
.method-check { margin-left: auto; color: #258557; font-size: 15px; font-weight: 900; }
.fake-pay-button { display: flex; align-items: center; justify-content: space-between; margin-top: 17px; padding: 14px 13px; color: #fff; background: var(--ink); border-radius: 6px; font-size: 11px; font-weight: 850; }
.checkout-footnote { margin-top: 13px; color: #8793a1; text-align: center; font-size: 10px; }
.merchant-heading { display: flex; justify-content: space-between; gap: 12px; color: #bdcbd9; font-size: 12px; font-weight: 700; }
.date-chip { color: #91a3b6; font-size: 10px; }
.merchant-total { margin-top: 10px; font-size: 37px; font-weight: 900; line-height: 1; }
.merchant-total small { color: var(--mint); font-size: 12px; }
.merchant-change { margin-top: 8px; color: var(--mint); font-size: 11px; }
.merchant-rule { height: 1px; margin: 24px 0 13px; background: #31465e; }
.merchant-event { display: flex; align-items: center; gap: 9px; padding: 11px 0; border-bottom: 1px solid #2a3f57; }
.event-icon { display: inline-flex; align-items: center; justify-content: center; width: 25px; height: 25px; border-radius: 6px; font-size: 13px; font-weight: 900; }
.event-green { color: #d9f5e7; background: #328b69; }
.event-blue { color: #d8e5ff; background: #416aa7; }
.event-orange { color: #ffedcf; background: #a36e35; }
.merchant-event > span:nth-child(2) { flex: 1; }
.merchant-event b, .merchant-event small { display: block; }
.merchant-event b { font-size: 11px; }
.merchant-event small { margin-top: 2px; color: #8fa2b5; font-size: 9px; }
.merchant-event strong { font-size: 11px; }
.merchant-link { margin-top: 18px; color: var(--mint); font-size: 11px; font-weight: 850; }
.hero-footer { display: flex; justify-content: space-between; gap: 15px; padding: 19px 0 24px; color: #a6b7c8; border-top: 1px solid #2b4058; font-size: 11px; }

.statement { background: var(--mint); border-bottom: 1px solid #badfcf; }
.statement-inner { display: grid; grid-template-columns: .72fr 1.28fr; align-items: center; gap: 45px; padding: 54px 0; }
.statement p { margin: 0; color: #3d6b58; font-size: 15px; }
.statement h2 { margin: 0; font-size: clamp(28px, 4vw, 49px); line-height: 1.05; letter-spacing: -.02em; }

.section { padding: 105px 0; }
.section-heading { display: grid; grid-template-columns: 1.1fr .9fr; align-items: end; gap: 65px; }
.section-heading h2, .split-copy h2, .pricing-copy h2, .faq-grid h2, .closing h2, .number-intro h2, .rails-inner h2 { margin: 14px 0 0; font-size: clamp(35px, 4.8vw, 61px); line-height: 1.02; letter-spacing: -.025em; }
.section-heading p, .split-copy p, .pricing-copy > p, .rails-inner p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.7; }
.workflow-list { margin-top: 54px; border-top: 1px solid var(--line); }
.workflow-row { display: grid; grid-template-columns: 90px 1fr 28px; align-items: center; gap: 24px; min-height: 145px; border-bottom: 1px solid var(--line); }
.workflow-number { color: var(--coral); font-size: 14px; font-weight: 900; }
.workflow-row h3 { margin: 0; font-size: 22px; }
.workflow-row p { max-width: 610px; margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.workflow-arrow { color: var(--blue); font-size: 23px; text-align: right; }

.split-section { background: #fff; }
.split-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 100px; align-items: start; }
.split-copy p { max-width: 480px; margin-top: 21px; }
.text-link { display: inline-flex; align-items: center; gap: 9px; margin-top: 25px; color: var(--blue); font-size: 14px; font-weight: 850; }
.text-link:hover { text-decoration: underline; }
.audience-list { border-top: 1px solid var(--line); }
.audience-item { display: grid; grid-template-columns: 39px 1fr; gap: 18px; padding: 21px 0; border-bottom: 1px solid var(--line); }
.audience-index { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; color: #187b61; background: var(--mint-soft); border-radius: 50%; font-size: 12px; font-weight: 900; }
.audience-item h3 { margin: 1px 0 6px; font-size: 18px; }
.audience-item p { margin: 0; color: var(--muted); font-size: 14px; }

.numbers-section { color: #fff; background: #172a40; }
.numbers-grid { display: grid; grid-template-columns: 1.25fr repeat(3, 1fr); gap: 28px; align-items: end; }
.number-intro .section-kicker { color: var(--mint); }
.number-intro h2 { max-width: 380px; color: #fff; }
.number-item { padding-left: 25px; border-left: 1px solid #40556a; }
.number-item strong { display: block; font-size: 44px; line-height: 1; }
.number-item strong small { font-size: 20px; }
.number-item span { display: block; max-width: 150px; margin-top: 9px; color: #b6c4d1; font-size: 13px; }

.pricing-section { background: var(--paper); }
.pricing-grid { display: grid; grid-template-columns: 1fr 430px; align-items: center; gap: 95px; }
.pricing-copy > p { max-width: 540px; margin-top: 21px; }
.pricing-copy .section-kicker { color: var(--coral); }
.pricing-detail { display: flex; align-items: baseline; gap: 9px; margin-top: 31px; color: var(--muted); font-size: 12px; }
.pricing-detail strong { color: var(--ink); font-size: 49px; line-height: 1; }
.pricing-detail strong small { font-size: 23px; }
.pricing-aside { padding: 29px; background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--coral); }
.price-line, .price-total { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 14px 0; font-size: 13px; }
.price-line strong { font-size: 14px; }
.price-line.muted { color: #8994a1; }
.price-line.muted strong { font-weight: 650; }
.price-total { margin-top: 9px; padding-top: 20px; border-top: 1px solid var(--line); font-weight: 850; }
.price-total strong { font-size: 21px; }
.pricing-aside .button { width: 100%; margin-top: 19px; }

.rails-section { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.rails-inner { display: grid; grid-template-columns: 1fr 430px; gap: 95px; align-items: center; }
.rails-inner h2 { max-width: 650px; }
.rails-inner p { max-width: 650px; margin-top: 20px; }
.rail-status { border-top: 1px solid var(--line); }
.rail-status > div { display: flex; align-items: center; gap: 12px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.status-dot { width: 10px; height: 10px; border-radius: 50%; }
.status-dot.active { background: #187b61; }
.status-dot.planned { background: #b6c0ca; }
.rail-status span:nth-child(2) { flex: 1; }
.rail-status b, .rail-status small { display: block; }
.rail-status b { font-size: 13px; }
.rail-status small { margin-top: 3px; color: var(--muted); font-size: 11px; }
.rail-status strong { color: #187b61; font-size: 11px; }
.rail-status > div:last-child strong { color: #7b8794; }

.faq-section { background: var(--paper); }
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 100px; }
.faq-grid h2 { max-width: 420px; }
.faq-list { border-top: 1px solid var(--line); }
details { padding: 21px 0; border-bottom: 1px solid var(--line); }
summary { cursor: pointer; list-style: none; padding-right: 30px; font-size: 17px; font-weight: 850; }
summary::-webkit-details-marker { display: none; }
summary::after { float: right; content: "+"; color: var(--coral); font-size: 23px; font-weight: 400; }
details[open] summary::after { content: "−"; }
details p { max-width: 680px; margin: 13px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; }

.closing { padding: 105px 0; color: #fff; background: var(--ink); }
.closing-inner { max-width: 780px; }
.closing .section-kicker { color: var(--mint); }
.closing h2 { max-width: 730px; }
.closing p { max-width: 560px; margin: 20px 0 29px; color: #c0cdda; font-size: 17px; line-height: 1.6; }
.site-footer { padding: 26px 0; color: var(--muted); background: var(--paper); border-top: 1px solid var(--line); font-size: 13px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-brand { color: var(--ink); font-size: 15px; }
.footer-brand img { width: 28px; height: 28px; }
.footer-inner > a:last-child { color: var(--blue); font-weight: 800; }

@media (max-width: 940px) {
  .site-nav { display: none; }
  .header-inner { justify-content: space-between; }
  .hero-inner { padding-top: 62px; }
  .product-layout { grid-template-columns: 1fr; }
  .merchant-panel, .checkout-panel { min-height: auto; }
  .section-heading, .split-grid, .pricing-grid, .rails-inner, .faq-grid { grid-template-columns: 1fr; gap: 38px; }
  .numbers-grid { grid-template-columns: 1fr 1fr; }
  .number-intro { grid-column: 1 / -1; }
  .number-item { padding-left: 18px; }
  .section { padding: 82px 0; }
}

@media (max-width: 640px) {
  .container { width: calc(100% - 28px); }
  .announcement-inner { min-height: 40px; }
  .announcement-inner a, .login-link { display: none; }
  .header-inner { min-height: 68px; }
  .hero-inner { padding-top: 45px; }
  .hero-copy > p { font-size: 17px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-notes { display: grid; gap: 8px; }
  .hero-product { margin-top: 42px; }
  .product-topbar { padding: 11px 12px; }
  .checkout-panel, .merchant-panel { padding: 21px; }
  .checkout-amount { font-size: 37px; }
  .hero-footer { display: grid; gap: 6px; padding: 15px 0 20px; }
  .statement-inner { display: block; padding: 39px 0; }
  .statement p { margin-bottom: 17px; }
  .section-heading h2, .split-copy h2, .pricing-copy h2, .faq-grid h2, .closing h2, .number-intro h2, .rails-inner h2 { font-size: 39px; }
  .workflow-list { margin-top: 35px; }
  .workflow-row { grid-template-columns: 36px 1fr; gap: 14px; padding: 22px 0; }
  .workflow-row h3 { font-size: 19px; }
  .workflow-arrow { display: none; }
  .numbers-grid { grid-template-columns: 1fr 1fr; gap: 23px 15px; }
  .number-intro { grid-column: 1 / -1; }
  .number-item { padding-left: 13px; }
  .number-item strong { font-size: 34px; }
  .pricing-detail { flex-wrap: wrap; }
  .pricing-detail strong { font-size: 43px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}