:root {
  --ink: #10213c;
  --muted: #596982;
  --line: #dce5f1;
  --blue: #087df1;
  --blue-dark: #0759ad;
  --cyan: #08bfe8;
  --green: #56c612;
  --violet: #7152dc;
  --wash: #f4f8fd;
  --white: #fff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: Arial, Helvetica, sans-serif; line-height: 1.6; }
a { color: var(--blue-dark); text-underline-offset: 3px; }
main { min-height: 100vh; overflow: hidden; }
h1, h2, h3 { margin-top: 0; line-height: 1.08; letter-spacing: -.04em; }

.marketing-header, .site-header {
  display: flex; align-items: center; justify-content: space-between;
  width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 20px 0;
}
.marketing-header { position: absolute; z-index: 20; left: 50%; transform: translateX(-50%); }
.site-header { border-bottom: 1px solid var(--line); }
.brand { color: var(--ink); font-weight: 850; text-decoration: none; letter-spacing: -.025em; }
.brand-lockup { display: flex; align-items: center; gap: 11px; }
.brand-lockup img { width: 38px; height: 38px; border-radius: 10px; box-shadow: 0 5px 16px rgba(5,89,173,.2); }
.marketing-header nav, .site-header nav, footer nav { display: flex; align-items: center; gap: 22px; }
.marketing-header nav a, .site-header nav a, footer a { font-weight: 700; text-decoration: none; }
.marketing-header nav a { color: #2b4264; font-size: .92rem; }
.nav-cta { padding: 9px 16px; border-radius: 999px; background: var(--ink); color: white !important; }
.site-header nav a[aria-current="page"] { color: var(--blue); }

.hero { text-align: center; }
.marketing-hero {
  position: relative; min-height: 790px; display: grid; grid-template-columns: 1.08fr .92fr;
  align-items: center; gap: 56px; padding: 150px max(24px, calc((100vw - 1180px) / 2)) 100px;
  text-align: left; background:
    radial-gradient(circle at 82% 36%, rgba(8,191,232,.22), transparent 24%),
    radial-gradient(circle at 15% 14%, rgba(8,125,241,.13), transparent 29%),
    linear-gradient(180deg,#f7fbff 0%,#fff 92%);
}
.hero-content { position: relative; z-index: 2; }
.eyebrow { margin-bottom: 16px; color: var(--blue-dark); font-size: .76rem; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.marketing-hero h1 { max-width: 680px; margin-bottom: 24px; font-size: clamp(3.25rem, 6vw, 6.25rem); }
.marketing-hero h1 span { color: var(--blue); }
.hero-copy, .lead { color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.32rem); }
.hero-copy { max-width: 700px; margin: 0; }
.actions { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.button { display: inline-flex; min-width: 170px; justify-content: center; padding: 14px 21px; border: 1px solid var(--line); border-radius: 999px; font-weight: 800; text-decoration: none; }
.button.primary { border-color: var(--blue); background: var(--blue); color: white; box-shadow: 0 14px 30px rgba(8,125,241,.22); }
.button.secondary { background: white; color: var(--ink); }
.micro-proof { margin: 22px 0 0; color: #708096; font-size: .84rem; font-weight: 700; }

.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.app-icon-shell { position: relative; z-index: 3; width: min(360px, 70vw); padding: 16px; border-radius: 30%; background: rgba(255,255,255,.75); box-shadow: 0 40px 90px rgba(14,66,123,.24); transform: rotate(3deg); }
.app-icon-shell img { display: block; width: 100%; border-radius: 23%; }
.orbit { position: absolute; border: 1px solid rgba(8,125,241,.18); border-radius: 50%; }
.orbit-one { width: 470px; height: 470px; }
.orbit-two { width: 590px; height: 590px; }
.floating-card { position: absolute; z-index: 4; display: flex; flex-direction: column; min-width: 170px; padding: 15px 18px; border: 1px solid rgba(255,255,255,.9); border-radius: 18px; background: rgba(255,255,255,.92); box-shadow: 0 18px 50px rgba(22,63,105,.18); backdrop-filter: blur(12px); }
.floating-card strong { font-size: 1.35rem; letter-spacing: -.03em; }
.floating-card span { color: var(--muted); font-size: .8rem; }
.math-card { left: -10px; top: 105px; transform: rotate(-6deg); }
.reward-card { right: -25px; bottom: 90px; transform: rotate(5deg); }

.trust-strip { display: flex; justify-content: center; align-items: center; gap: 28px; width: min(920px, calc(100% - 40px)); margin: -28px auto 0; padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: white; box-shadow: 0 18px 50px rgba(26,54,92,.09); }
.trust-strip p { margin: 0; font-weight: 800; }
.trust-strip span { width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); }

.section { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 120px 0; }
.how-section { padding-bottom: 52px; }
.feature-section { padding-top: 52px; }
.section-heading { max-width: 800px; margin: 0 auto 50px; text-align: center; }
.section-heading h2, .feature-intro h2, .privacy-banner h2, .launch-section h2 { margin-bottom: 18px; font-size: clamp(2.5rem, 5vw, 4.5rem); }
.section-heading p, .feature-intro p, .next-grid p, .privacy-banner p { color: var(--muted); font-size: 1.08rem; }
.steps-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.step-card { position: relative; overflow: hidden; min-height: 310px; padding: 38px 34px; border-radius: 28px; color: white; box-shadow: 0 22px 50px rgba(16,33,60,.16); }
.step-card::after { content: ""; position: absolute; width: 180px; height: 180px; right: -55px; bottom: -80px; border: 32px solid rgba(255,255,255,.12); border-radius: 50%; }
.step-card.blue { background: linear-gradient(145deg,#087df1,#0759ad); }
.step-card.violet { background: linear-gradient(145deg,#8567e9,#5437b8); }
.step-card.green { background: linear-gradient(145deg,#63d71b,#279d26); }
.step-kicker { display: inline-block; margin-bottom: 62px; font-size: .76rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; opacity: .83; }
.step-card h3 { margin-bottom: 13px; font-size: 2rem; }
.step-card p { margin: 0; opacity: .9; }

.feature-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.feature-intro { position: sticky; top: 50px; }
.feature-list { display: grid; gap: 14px; }
.feature-list article { display: grid; grid-template-columns: 58px 1fr; gap: 20px; padding: 25px; border: 1px solid var(--line); border-radius: 22px; background: linear-gradient(135deg,#fff,#f8fbff); }
.feature-list h3 { margin: 2px 0 6px; font-size: 1.35rem; }
.feature-list p { margin: 0; color: var(--muted); }
.feature-icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 16px; background: #e8f3ff; color: var(--blue-dark); font-size: 1.45rem; font-weight: 900; }

.privacy-banner { display: grid; grid-template-columns: 1fr .8fr; gap: 80px; align-items: center; padding: 70px; border-radius: 34px; background: var(--ink); color: white; }
.privacy-banner .eyebrow { color: #7eeaf9; }
.privacy-banner p { margin: 0; color: #c7d4e7; }
.next-section { padding-bottom: 100px; }
.next-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.next-grid article { padding: 32px; border: 1px solid var(--line); border-radius: 26px; background: var(--wash); }
.next-grid span { color: var(--blue-dark); font-size: .76rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.next-grid h3 { margin: 42px 0 12px; font-size: 1.65rem; }
.next-grid p { margin: 0; font-size: 1rem; }

.launch-section { display: grid; grid-template-columns: 110px 1fr auto; align-items: center; gap: 30px; width: min(1180px, calc(100% - 40px)); margin: 0 auto 100px; padding: 46px; border: 1px solid #b9d9f9; border-radius: 30px; background: linear-gradient(120deg,#eaf5ff,#f7fcff); }
.launch-section img { width: 100%; border-radius: 24%; box-shadow: 0 14px 30px rgba(5,89,173,.18); }
.launch-section h2 { margin-bottom: 10px; font-size: clamp(2.2rem,4vw,3.6rem); }
.launch-section p { margin: 0; color: var(--muted); }
.reserved-button { display: inline-flex; padding: 14px 20px; border-radius: 999px; background: var(--ink); color: white; font-weight: 800; white-space: nowrap; }

.document { width: min(760px, calc(100% - 40px)); margin: 80px auto 100px; }
.document h1 { margin-bottom: 24px; font-size: clamp(3rem,8vw,5rem); }
.document .lead { margin: 0 0 64px; }
.document section { padding: 32px 0; border-top: 1px solid var(--line); }
.document section h2 { margin-bottom: 14px; font-size: 1.55rem; }
.document p, .document li { color: #46566d; }
.document ul, .document ol { padding-left: 24px; }
.document li + li { margin-top: 8px; }
.legal section { padding: 28px 0; }

footer { display: flex; justify-content: space-between; width: min(1000px,calc(100% - 40px)); margin: 0 auto; padding: 32px 0 44px; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
footer div { display: flex; flex-direction: column; }
footer strong { color: var(--ink); }

@media (max-width: 900px) {
  .marketing-header nav a:not(.nav-cta) { display: none; }
  .marketing-hero { grid-template-columns: 1fr; padding-top: 130px; text-align: center; }
  .hero-copy { margin: 0 auto; }
  .actions { justify-content: center; }
  .hero-visual { min-height: 430px; }
  .app-icon-shell { width: 300px; }
  .orbit-one { width: 390px; height: 390px; }
  .orbit-two { width: 470px; height: 470px; }
  .steps-grid, .next-grid { grid-template-columns: 1fr; }
  .step-card { min-height: 245px; }
  .step-kicker { margin-bottom: 38px; }
  .feature-section, .privacy-banner { grid-template-columns: 1fr; gap: 36px; }
  .feature-intro { position: static; text-align: center; }
  .privacy-banner { padding: 48px; }
  .launch-section { grid-template-columns: 90px 1fr; }
  .reserved-button { grid-column: 1 / -1; justify-content: center; }
}

@media (max-width: 620px) {
  .brand-lockup span { font-size: .88rem; }
  .marketing-hero { min-height: auto; padding-bottom: 70px; }
  .marketing-hero h1 { font-size: clamp(2.8rem,14vw,4.4rem); }
  .hero-visual { min-height: 360px; }
  .app-icon-shell { width: 230px; }
  .orbit-one { width: 300px; height: 300px; }
  .orbit-two { width: 360px; height: 360px; }
  .floating-card { min-width: 145px; padding: 12px 14px; }
  .math-card { left: 0; top: 50px; }
  .reward-card { right: 0; bottom: 40px; }
  .trust-strip { flex-direction: column; gap: 9px; text-align: center; }
  .trust-strip span { display: none; }
  .section { padding: 85px 0; }
  .how-section { padding-bottom: 36px; }
  .feature-section { padding-top: 36px; }
  .feature-list article { grid-template-columns: 1fr; }
  .privacy-banner { padding: 38px 28px; }
  .launch-section { grid-template-columns: 1fr; text-align: center; padding: 34px 25px; }
  .launch-section img { width: 90px; margin: auto; }
  .site-header { align-items: flex-start; gap: 18px; }
  .site-header nav { gap: 12px; }
  footer { flex-direction: column; gap: 18px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }