:root {
  --bg: #ffffff;
  --bg-subtle: #f7f9fc;
  --ink: #1a1a1a;
  --mute: #5c5c5c;
  --line: #e8e8e8;
  --blue: #0b57d0;
  --blue-hover: #0842a0;
  --max: 680px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --display: "Newsreader", Georgia, "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: linear-gradient(to bottom, var(--bg-subtle) 0%, var(--bg) 14rem);
  background-attachment: fixed;
  font-family: var(--font);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.site {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px 64px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: var(--display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.brand:hover {
  color: var(--mute);
}

.brand img {
  width: 28px;
  height: 28px;
  display: block;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav a {
  color: var(--mute);
  font-size: 15px;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
}

.hero {
  padding: 56px 0 40px;
  text-align: center;
}

.hero-logo {
  width: min(168px, 42vw);
  height: auto;
  display: block;
  margin: 0 auto 28px;
  filter: drop-shadow(0 10px 28px rgba(11, 87, 208, 0.18));
}

.hero h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.4rem, 8vw, 3.4rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--ink);
}

.hero .lede {
  margin: 16px auto 0;
  max-width: 34ch;
  color: var(--mute);
  font-size: 1.05rem;
  line-height: 1.5;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  font-family: inherit;
  border: 1px solid transparent;
  cursor: default;
}

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

.btn-primary[href]:hover {
  background: var(--blue-hover);
  border-color: var(--blue-hover);
  color: #fff;
}

.btn-ghost {
  background: #fff;
  color: var(--blue);
  border-color: #747775;
}

.btn-ghost:hover {
  background: #f0f4f9;
}

.section {
  padding: 28px 0 8px;
  border-top: 1px solid var(--line);
}

.section h2 {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 500;
}

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

.section ul {
  margin: 0;
  padding: 0 0 0 1.15rem;
  color: var(--mute);
}

.section li + li {
  margin-top: 8px;
}

.site-footer {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--mute);
  font-size: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  justify-content: space-between;
}

.site-footer a {
  color: var(--mute);
}

.site-footer a:hover {
  color: var(--ink);
}

.page-title {
  margin: 36px 0 12px;
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 500;
}

.prose p {
  color: var(--mute);
  margin: 0 0 14px;
}

@media (max-width: 560px) {
  .site {
    padding: 0 18px 48px;
  }

  .site-header {
    padding: 16px 0;
  }

  .hero {
    padding: 40px 0 32px;
  }

  .cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}