:root {
  color-scheme: light;
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  line-height: 1.5;
  --bg: #f8f9ff;
  --surface: #ffffff;
  --text: #1f2a44;
  --muted: #5f6b85;
  --primary: #194bfa;
  --primary-soft: #e8eeff;
  --border: #d9e0ff;
  --shadow: 0 20px 40px -30px rgb(25 75 250 / 45%);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 15% 5%, #e1e8ff 0%, transparent 36%),
    radial-gradient(circle at 85% 0%, #dce4ff 0%, transparent 33%),
    linear-gradient(180deg, #eef1ff 0%, var(--bg) 100%);
  color: var(--text);
}

a {
  color: inherit;
}

.container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-logo {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}

.brand-name {
  font-weight: 700;
}

.topbar-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  text-decoration: none;
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 0.92rem;
  font-weight: 600;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

h1,
h2 {
  margin-top: 0;
}

p {
  color: var(--muted);
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 12px;
  line-height: 1.08;
}

.hero-subtitle {
  font-size: 1.08rem;
  margin-bottom: 16px;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: center;
}

.hero-image-wrap {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #f8faff 0%, #f0f4ff 100%);
  border-radius: 14px;
  padding: 14px;
}

.hero-image {
  width: 100%;
  display: block;
  border-radius: 10px;
}

.hero-meta {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.chip {
  border: 1px solid var(--border);
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 999px;
  padding: 6px 11px;
  font-size: 0.8rem;
  font-weight: 700;
}

.nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.btn {
  display: inline-block;
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-weight: 600;
}

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

.btn.subtle {
  border-color: var(--border);
  color: var(--muted);
}

ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

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

.footer {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: center;
}

.doc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.doc-date {
  color: var(--muted);
  font-size: 0.9rem;
}

.grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.feature-card {
  border: 1px solid var(--border);
  background: #fbfcff;
  border-radius: 12px;
  padding: 16px;
}

.feature-card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 1rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.95rem;
}

.doc-intro {
  margin-bottom: 14px;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 20px 14px 40px;
  }

  .card {
    padding: 18px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

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