:root {
  --bg: #ffffff;
  --ink: #0f172a;
  --muted: #667085;
  --line: #e7eaf0;
  --accent: #1b4dff;
  --max: 1080px;
  --radius: 16px;
}

* {
  box-sizing: border-box
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink)
}

body {
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none
}

a:hover {
  color: var(--accent)
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brandmark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #2dd4ff);
  box-shadow: 0 14px 26px rgba(27, 77, 255, .18);
}

.brand b {
  font-size: 14px;
  letter-spacing: .04em
}

.navlinks {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center
}

.navlinks a {
  font-size: 13px;
  color: var(--muted);
  font-weight: 700
}

.navlinks a.active {
  color: var(--ink)
}

.hero {
  padding: 78px 0 34px;
}

.kicker {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  font-weight: 800;
}

h1 {
  font-size: 46px;
  line-height: 1.12;
  margin: 14px 0 10px;
  letter-spacing: -.02em;
}

.subhead {
  font-size: 18px;
  color: var(--muted);
  max-width: 72ch;
  margin: 0;
}

.cta {
  margin-top: 26px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  font-weight: 800;
  font-size: 13px;
}

.btn.primary {
  border-color: rgba(27, 77, 255, .30);
  background: linear-gradient(180deg, rgba(27, 77, 255, 1), rgba(9, 38, 140, 1));
  color: #fff;
  box-shadow: 0 16px 28px rgba(27, 77, 255, .22);
}

.btn.primary:hover {
  filter: brightness(1.02)
}

.rule {
  border-top: 1px solid var(--line);
  margin: 40px 0
}

.section {
  padding: 28px 0 38px
}

.section h2 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: -.01em;
}

.section p {
  margin: 0 0 12px;
  color: var(--muted)
}

.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  background: #fff;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 15px
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55
}

.list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.list li {
  padding: 12px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fafbff;
}

.list b {
  display: block;
  font-size: 13px
}

.list span {
  color: var(--muted);
  font-size: 13px
}

.band {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(27, 77, 255, .10), rgba(45, 212, 255, .10));
}

.band .inner {
  padding: 22px
}

.footer {
  border-top: 1px solid var(--line);
  padding: 26px 0;
  color: var(--muted);
  font-size: 12px;
}

.footer .row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap
}

.smallcaps {
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--muted)
}

@media (max-width: 900px) {
  h1 {
    font-size: 38px
  }

  .grid2 {
    grid-template-columns: 1fr
  }
}

/* === MOBILE HAMBURGER (FORCED) === */

.hamburger {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid #e7eaf0;
  border-radius: 10px;
  padding: 10px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: #667085;
  margin: 4px 0;
  border-radius: 2px;
}



@media (max-width: 768px) {
  .navlinks {
    display: none;
    width: 100%;
    margin-top: 16px;
    flex-direction: column;
    gap: 14px;
  }

  .navlinks.open {
    display: flex;
  }

  .navlinks a {
    padding: 10px 0;
    font-size: 15px;
  }

  .hamburger {
    display: block;
    margin-left: auto;
  }
}