:root {
  --bg: #f3f7fb;
  --surface: #ffffff;
  --surface-2: #eef4fb;
  --text: #142033;
  --muted: #4d607c;
  --line: #dbe4ef;
  --brand: #0b5bd3;
  --brand-strong: #0848aa;
  --radius: 16px;
  --shadow: 0 20px 45px -30px rgba(6, 33, 76, 0.38);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", "Avenir Next", "Helvetica Neue", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, #dce9fb, var(--bg) 34%, #f8fbff 78%);
  line-height: 1.65;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(243, 247, 251, 0.9);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.2px;
}

.site-nav {
  display: flex;
  gap: 1.05rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
  padding: 0.4rem 0.55rem;
  border-radius: 10px;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--brand-strong);
  background: #e8f0fe;
}

.menu-btn {
  display: none;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 0.48rem 0.8rem;
  border-radius: 10px;
  font-weight: 600;
}

.section {
  padding: 4.5rem 0;
}

.hero {
  padding-top: 5.3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 1.8rem;
  align-items: stretch;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--brand-strong);
  font-weight: 700;
}

h1 {
  font-size: clamp(2.1rem, 4.2vw, 3.2rem);
  line-height: 1.15;
  margin: 0.7rem 0 1rem;
}

.lead {
  color: var(--muted);
  font-size: 1.07rem;
  max-width: 62ch;
}

.hero-card {
  background: linear-gradient(165deg, #f9fcff 0%, #e7effd 100%);
  border: 1px solid #cfddf3;
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  margin-top: 0.1rem;
}

.hero-card ul {
  margin-bottom: 0;
  padding-left: 1.1rem;
}

.cta-row {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.btn {
  text-decoration: none;
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  padding: 0.78rem 1.12rem;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: transform 180ms ease, background 180ms ease;
}

.btn:hover {
  background: var(--brand-strong);
  transform: translateY(-1px);
}

.btn-light {
  color: var(--brand-strong);
  background: #e9f1ff;
  border-color: #c9dcfb;
}

.section-title {
  margin-top: 0.6rem;
  margin-bottom: 1.65rem;
  font-size: clamp(1.6rem, 3.4vw, 2.2rem);
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.product-card + .product-card {
  margin-top: 1rem;
}

.product-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.8rem;
}

.product-head h3 {
  margin: 0;
  font-size: 1.4rem;
}

.tag {
  background: #e8f0fe;
  color: var(--brand-strong);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.42rem 0.62rem;
  border-radius: 999px;
  border: 1px solid #c8daf9;
}

.product-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.product-visual {
  margin-top: 1rem;
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 1px solid #d2e2fb;
}

.product-grid h4 {
  margin-bottom: 0.45rem;
}

.product-grid ul {
  margin: 0;
  padding-left: 1.1rem;
}

.muted {
  background: linear-gradient(180deg, rgba(244, 248, 255, 0) 0%, rgba(232, 240, 254, 0.72) 100%);
}

.split {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 1.25rem;
  align-items: stretch;
}

.support-box {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.3rem;
}

.support-title {
  margin: 0 0 0.25rem;
  font-weight: 700;
}

.support-box a {
  font-size: 1.06rem;
  color: var(--brand-strong);
  font-weight: 700;
  text-decoration: none;
}

.page-main {
  min-height: calc(100vh - 140px);
}

.prose {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.prose h1 {
  margin-bottom: 0.5rem;
}

.prose h2 {
  margin-top: 1.6rem;
  margin-bottom: 0.52rem;
  font-size: 1.2rem;
}

.prose p,
.prose li {
  color: #253854;
}

.prose ul {
  margin: 0.35rem 0 0;
  padding-left: 1.15rem;
}

.legal h2 {
  padding-top: 0.35rem;
  border-top: 1px dashed #dde6f2;
}

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
}

.footer-grid {
  min-height: 74px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.footer-grid p {
  color: #50627d;
  margin: 0;
}

.footer-grid nav {
  display: flex;
  gap: 0.8rem;
}

.footer-grid nav a {
  text-decoration: none;
  color: #445b78;
  font-weight: 600;
}

.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .hero-grid,
  .split,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .menu-btn {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    width: min(1120px, 92%);
    margin: 0 auto;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 0.6rem;
    display: none;
    flex-direction: column;
  }

  .site-nav.open {
    display: flex;
  }

  .footer-grid {
    flex-direction: column;
    padding: 0.85rem 0;
  }
}