:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #18202a;
  --muted: #687384;
  --line: #d8dee7;
  --blue: #2362d7;
  --green: #158551;
  --shadow: 0 18px 45px rgba(32, 41, 55, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--blue); }

p,
li {
  color: #425064;
  line-height: 1.58;
}

main {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 28px 18px;
}

.shell {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: grid;
  gap: 4px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--text);
  font-weight: 800;
  font-size: 24px;
  line-height: 1.1;
  text-decoration: none;
}

.brand-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, #2362d7 0 52%, #158551 52% 100%);
  color: #fff;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.26), 0 10px 18px rgba(35, 98, 215, 0.2);
}

.brand-icon::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 2px solid rgba(255, 255, 255, 0.72);
  border-left: 0;
  border-bottom: 0;
  border-radius: 0 7px 0 0;
  transform: rotate(45deg);
  opacity: 0.7;
}

.brand-icon span {
  position: relative;
  z-index: 1;
}

.tagline {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  font-size: 13px;
  font-weight: 800;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--blue);
}

.content {
  display: grid;
  gap: 20px;
  padding: 24px;
}

.intro-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  background: #fbfcff;
}

.intro-strip h1 {
  margin: 0;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.08;
}

.intro-strip p {
  margin: 7px 0 0;
  max-width: 680px;
}

.trust-chip {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 9px 12px;
  border: 1px solid #ccebdd;
  border-radius: 8px;
  background: #eaf8f1;
  color: #075d39;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
}

.hero {
  display: grid;
  gap: 10px;
}

.eyebrow {
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

.page-title {
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.08;
}

h2 {
  margin-top: 10px;
  font-size: 22px;
}

h3 {
  font-size: 17px;
}

.lead {
  margin: 0;
  max-width: 760px;
  color: #4a5769;
  font-size: 17px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
}

.button.primary {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 15px;
  background: #fbfcff;
}

a.card {
  color: var(--text);
  text-decoration: none;
}

a.card:hover {
  border-color: #b9c5d5;
  background: #f8fbff;
}

.card p,
.card li {
  font-size: 14px;
}

.article {
  display: grid;
  gap: 14px;
  max-width: 820px;
}

.article ul,
.article ol {
  margin: 0;
  padding-left: 22px;
}

.faq {
  display: grid;
  gap: 10px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  background: #fbfcff;
}

.faq summary {
  cursor: pointer;
  font-weight: 800;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

footer a {
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 12px;
}

.notice {
  border: 1px solid #ccebdd;
  border-radius: 8px;
  padding: 14px;
  background: #eaf8f1;
  color: #285f49;
}

.notice strong {
  color: #075d39;
}

@media (max-width: 780px) {
  main {
    padding: 12px;
  }

  .topbar,
  footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .intro-strip {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .trust-chip {
    white-space: normal;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .content {
    padding: 16px;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }
}