:root {
  color-scheme: light;
  --navy: #081328;
  --navy-2: #0e2148;
  --navy-3: #16366e;
  --ink: #14213d;
  --muted: #5b6579;
  --line: #dfe4ee;
  --surface: #f4f6fb;
  --white: #ffffff;
  --blue: #2f6bff;
  --sky: #8cc8ff;
  --gold: #f2a93b;
  --mark: #ffe066;
  --ok: #1f9d61;
  --ok-bg: #e7f6ee;
  --ko: #d64545;
  --ko-bg: #fdecec;
  --serif: "Iowan Old Style", "Charter", "Georgia", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-underline-offset: 3px; }

/* Hero */
.hero {
  background:
    radial-gradient(900px 500px at 80% 10%, rgba(47, 107, 255, .28), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 60%, var(--navy-3) 100%);
  color: var(--white);
  padding: 20px 20px 0;
  overflow: hidden;
}
.bar, .hero-grid, main > section, .foot {
  max-width: 1080px;
  margin: 0 auto;
}
.bar { display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--white); text-decoration: none; font-weight: 700; font-size: 19px; }
.brand img { border-radius: 9px; width: 36px; height: 36px; }
.wordmark span { margin-left: 1px; padding: 0 5px 1px; border-radius: 6px; background: var(--mark); color: var(--navy); }
.bar-link { color: rgba(255,255,255,.8); text-decoration: none; font-size: 15px; }
.bar-link:hover { color: var(--white); }

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items: end;
  padding-top: 56px;
}
.hero-copy { padding-bottom: 72px; }
.eyebrow {
  margin: 0 0 14px;
  color: var(--sky);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0;
  font-size: clamp(36px, 5.4vw, 60px);
  line-height: 1.05;
  letter-spacing: -.02em;
  font-weight: 800;
}
.lede { margin: 20px 0 0; max-width: 34em; color: rgba(255,255,255,.82); font-size: 19px; }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 32px; }
.store-badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 20px 10px 16px;
  border-radius: 14px;
  background: var(--white);
  color: var(--navy);
  text-decoration: none;
  font-weight: 700;
  font-size: 19px;
  line-height: 1.1;
}
.store-badge small { display: block; font-size: 11px; font-weight: 500; letter-spacing: .02em; }
.store-badge.is-soon { background: rgba(255,255,255,.12); color: var(--white); border: 1px solid rgba(255,255,255,.25); }
.text-link { color: var(--white); font-weight: 600; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.fine { margin: 16px 0 0; color: rgba(255,255,255,.6); font-size: 14px; }

.hero-shot { align-self: end; display: flex; justify-content: center; }
.hero-shot img {
  width: min(340px, 100%);
  border-radius: 36px 36px 0 0;
  box-shadow: 0 -10px 60px rgba(0,0,0,.35);
  border: 6px solid #1c2740;
  border-bottom: 0;
}

/* Sections */
main > section { padding: 72px 20px 0; }
main h2 { margin: 0 0 8px; font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -.01em; line-height: 1.15; }
.section-lede { margin: 0 0 28px; color: var(--muted); }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.stats div { padding: 22px; border-radius: 18px; background: var(--surface); }
.stats strong { display: block; font-size: 40px; line-height: 1; letter-spacing: -.02em; color: var(--blue); }
.stats span { display: block; margin-top: 8px; color: var(--muted); font-size: 15px; }

/* Demo question */
.q-card {
  max-width: 680px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--white);
  box-shadow: 0 10px 40px rgba(20, 33, 61, .07);
}
.q-meta { margin: 0 0 6px; color: var(--muted); font-size: 14px; font-weight: 600; }
.q-stem { margin: 0 0 20px; font-size: 20px; font-weight: 700; line-height: 1.35; }
.q-options { display: grid; gap: 10px; }
.q-options button {
  display: flex; gap: 12px; align-items: flex-start;
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--line);
  border-radius: 14px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  text-align: left;
  cursor: pointer;
}
.q-options button:hover:not(:disabled) { border-color: var(--blue); }
.q-options button:focus-visible { outline: 3px solid rgba(47,107,255,.35); outline-offset: 2px; }
.q-options button:disabled { cursor: default; }
.q-options b { flex: none; width: 1.2em; color: var(--muted); }
.q-options .is-correct { border-color: var(--ok); background: var(--ok-bg); }
.q-options .is-wrong { border-color: var(--ko); background: var(--ko-bg); }
.q-answer { margin-top: 20px; }
.q-result { margin: 0 0 12px; font-weight: 700; }
.q-result.ok { color: var(--ok); }
.q-result.ko { color: var(--ko); }
blockquote {
  margin: 0;
  padding: 20px 22px;
  border-radius: 16px;
  background: var(--surface);
}
blockquote p { margin: 0 0 12px; font-family: var(--serif); font-size: 20px; line-height: 1.5; }
blockquote .q-source { font-family: var(--sans); font-size: 13px; font-weight: 600; color: var(--muted); }
blockquote mark { background: var(--mark); padding: 0 2px; }
blockquote a { font-size: 15px; font-weight: 600; color: var(--ink); }
.q-expl { margin: 14px 0 0; color: var(--muted); font-size: 15px; }

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.features article { display: flex; flex-direction: column; }
.features img {
  width: 100%;
  max-width: 260px;
  margin: 0 auto 20px;
  border-radius: 28px;
  border: 5px solid #1c2740;
  aspect-ratio: 600 / 1000;
  object-fit: cover;
  object-position: top;
}
.features h3 { margin: 0 0 6px; font-size: 20px; }
.features p { margin: 0; color: var(--muted); }

.trust ul { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; max-width: 760px; }
.trust li { position: relative; padding-left: 30px; }
.trust li::before {
  content: "";
  position: absolute; left: 4px; top: .55em;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--gold);
}

.scope p { max-width: 760px; color: var(--muted); }
.scope .note { padding: 14px 18px; border-left: 4px solid var(--gold); background: #fff8eb; color: var(--ink); border-radius: 0 12px 12px 0; }

.faq { padding-bottom: 24px; }
.faq details { max-width: 760px; border-bottom: 1px solid var(--line); padding: 16px 0; }
.faq summary { cursor: pointer; font-weight: 650; font-size: 18px; }
.faq details p { margin: 10px 0 0; color: var(--muted); }

/* Footer */
.foot { padding: 48px 20px 56px; margin-top: 56px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-bottom: 12px; }
.foot a { color: var(--ink); text-decoration: none; }
.foot a:hover { text-decoration: underline; }
.foot p { margin: 0; }

@media (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; gap: 8px; padding-top: 36px; }
  .hero-copy { padding-bottom: 36px; }
  .hero-shot img { width: min(280px, 80%); }
  .features { grid-template-columns: 1fr; gap: 48px; }
  .stats { grid-template-columns: 1fr; gap: 10px; }
  .stats div { display: flex; align-items: baseline; gap: 12px; padding: 16px 18px; }
  .stats strong { font-size: 30px; }
  .stats span { margin: 0; }
  main > section { padding-top: 56px; }
  .q-card { padding: 20px; }
}