:root {
  color-scheme: light;
  --bg: #f5f6fa;
  --card: #ffffff;
  --text: #17181c;
  --muted: #6e7380;
  --line: rgba(23, 24, 28, 0.09);
  --blue: #1977f3;
  --green: #24a35a;
  --orange: #ff8a1f;
  --shadow: 0 24px 70px rgba(32, 39, 55, 0.10);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(25, 119, 243, 0.14), transparent 34rem),
    radial-gradient(circle at top right, rgba(36, 163, 90, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 38px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--blue), var(--green));
  box-shadow: 0 12px 28px rgba(25, 119, 243, 0.25);
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 15px;
}

.hero,
.content-card {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero {
  padding: clamp(30px, 6vw, 56px);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(38px, 7vw, 66px);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.lead {
  margin: 20px 0 0;
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 20px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
}

.button.primary {
  color: white;
  background: var(--blue);
  box-shadow: 0 14px 30px rgba(25, 119, 243, 0.28);
}

.button.secondary {
  color: var(--text);
  background: rgba(23, 24, 28, 0.06);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.feature {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
}

.feature strong {
  display: block;
  margin-bottom: 6px;
}

.feature span {
  color: var(--muted);
  font-size: 14px;
}

.content-card {
  padding: clamp(24px, 5vw, 44px);
}

.content-card h1 {
  font-size: clamp(34px, 5vw, 52px);
}

.meta {
  margin: 12px 0 28px;
  color: var(--muted);
}

.section {
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.section h2 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: -0.02em;
}

.section p,
.section li {
  color: var(--muted);
}

.section ul {
  padding-left: 20px;
}

.support-box {
  padding: 18px;
  border-radius: 20px;
  background: rgba(25, 119, 243, 0.08);
}

.footer {
  margin-top: 30px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

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