:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #111827;
  background: #f8fafc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #eef6ff 0, rgba(238, 246, 255, 0) 340px),
    #f8fafc;
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site {
  min-height: 100vh;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 22px 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #111827;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: block;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: #4b5563;
  font-size: 14px;
}

.hero,
.content {
  max-width: 1080px;
  margin: 0 auto;
  padding: 56px 20px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 36px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: #2563eb;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 740px;
  margin: 0;
  font-size: 54px;
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 14px;
  font-size: 28px;
  line-height: 1.2;
}

h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

p,
li {
  color: #374151;
  font-size: 16px;
  line-height: 1.7;
}

.lead {
  max-width: 690px;
  margin: 22px 0 0;
  color: #374151;
  font-size: 19px;
  line-height: 1.65;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid #2563eb;
  background: #2563eb;
  color: #fff;
  font-weight: 800;
  text-decoration: none;
}

.button.secondary {
  border-color: #cbd5e1;
  background: #fff;
  color: #111827;
}

.mock {
  border: 1px solid #dbeafe;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.12);
  overflow: hidden;
}

.mock-top {
  display: flex;
  gap: 7px;
  padding: 14px;
  background: #f3f4f6;
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #ef4444;
}

.dot:nth-child(2) {
  background: #f59e0b;
}

.dot:nth-child(3) {
  background: #22c55e;
}

.mock-body {
  display: grid;
  gap: 14px;
  padding: 24px;
}

.field,
.message {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  background: #fff;
  padding: 14px;
}

.save {
  border-radius: 8px;
  background: #4f46e5;
  color: #fff;
  padding: 14px;
  text-align: center;
  font-weight: 800;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.card {
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  background: #fff;
  padding: 20px;
}

.page {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 20px 72px;
}

.paper {
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  background: #fff;
  padding: 34px;
}

.date,
.muted {
  color: #64748b;
  font-size: 14px;
}

code {
  border-radius: 4px;
  background: #eef2f7;
  padding: 1px 4px;
  font-family: "Cascadia Mono", Consolas, monospace;
}

.footer {
  max-width: 1080px;
  margin: 0 auto;
  padding: 30px 20px 46px;
  color: #64748b;
  font-size: 14px;
}

@media (max-width: 780px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 34px;
  }

  h1 {
    font-size: 38px;
  }

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