:root {
  --bg: #f4f7fb;
  --ink: #0d1a2d;
  --muted: #5f6f86;
  --brand: #0e4cb5;
  --accent: #10b981;
  --card: #ffffff;
  --line: #d8e2f0;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, #dce9ff 0%, transparent 60%),
    radial-gradient(1000px 500px at 110% 5%, #d9fff2 0%, transparent 60%),
    var(--bg);
  line-height: 1.5;
}

h1, h2, h3, .brand { font-family: "Space Grotesk", sans-serif; letter-spacing: -0.02em; }
a { color: inherit; text-decoration: none; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 6vw;
  background: #0b1f3b;
  color: #fff;
  font-size: 14px;
}
.topbar a { color: #7dd3fc; font-weight: 700; }

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 6vw;
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  background: rgba(244, 247, 251, 0.85);
  border-bottom: 1px solid var(--line);
  z-index: 20;
}
.brand { font-size: 24px; font-weight: 800; color: var(--brand); }
.nav ul { display: flex; gap: 22px; list-style: none; margin: 0; padding: 0; color: var(--muted); }

main { padding: 28px 6vw 60px; }
.hero { display: grid; grid-template-columns: 1.4fr 1fr; gap: 28px; align-items: stretch; }
.hero-copy, .hero-card, .cards article, .steps article, .contact form, .faq details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 20px 30px rgba(11, 31, 59, 0.06);
}
.hero-copy { padding: 34px; }
.hero-card { padding: 28px; }
.kicker { color: var(--brand); font-weight: 800; font-size: 12px; letter-spacing: 0.12em; }
h1 { font-size: clamp(34px, 4.7vw, 62px); line-height: 1.03; margin: 10px 0 14px; }
.subtitle { color: var(--muted); font-size: 18px; max-width: 60ch; }

.cta-row { display: flex; gap: 12px; margin: 24px 0; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 700;
  border: 1px solid transparent;
}
.btn-solid { background: linear-gradient(100deg, var(--brand), #0f766e); color: #fff; }
.btn-ghost { border-color: var(--line); background: #fff; }
.btn-outline { border-color: var(--brand); color: var(--brand); }

.trust { display: flex; gap: 16px; flex-wrap: wrap; padding: 0; margin: 0; list-style: none; color: var(--muted); }
.hero-card h2 { margin-top: 0; }
.hero-card dl div { margin: 12px 0; }
.hero-card dt { color: var(--muted); font-size: 14px; }
.hero-card dd { margin: 0; font-weight: 800; font-size: 18px; }

.strip {
  margin: 22px 0;
  padding: 14px 18px;
  border-radius: 14px;
  background: linear-gradient(95deg, #0f172a, #123462);
  color: #fff;
  text-align: center;
  font-weight: 600;
}

.section { margin-top: 42px; }
.section h2 { font-size: clamp(26px, 3vw, 40px); margin: 0 0 14px; }
.alt { padding: 24px; border-radius: 18px; border: 1px solid var(--line); background: #edf3ff; }

.grid { display: grid; gap: 16px; }
.cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cards article, .steps article { padding: 20px; }
.cards h3 { margin: 0 0 10px; }
.cards p, .steps p { margin: 0; color: var(--muted); }

.steps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.steps span {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
}

.faq details { padding: 14px 16px; margin-bottom: 10px; }
.faq summary { font-weight: 700; cursor: pointer; }
.faq p { color: var(--muted); margin: 10px 0 0; }

.contact form {
  display: grid;
  gap: 12px;
  padding: 20px;
  max-width: 680px;
}
label { display: grid; gap: 6px; font-weight: 600; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  font: inherit;
}

footer {
  margin: 42px 6vw 28px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

@media (max-width: 1000px) {
  .hero { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .topbar, .nav, main, footer { padding-left: 18px; padding-right: 18px; }
  .nav ul { display: none; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  h1 { font-size: 36px; }
}