:root {
  --canvas: #f6f3ee;
  --card: #ffffff;
  --charcoal: #22211f;
  --muted: #6f6a63;
  --border: #e6e0d6;
  --sage: #6f8f78;
  --sage-tint: #e7efe8;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--canvas);
  color: var(--charcoal);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--sage); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 22px; }

header.site {
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  background: rgba(246, 243, 238, 0.92);
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  z-index: 10;
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--charcoal); font-weight: 700; font-size: 18px; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
nav a { color: var(--muted); font-size: 14px; margin-left: 18px; }
nav a:hover, nav a.active { color: var(--charcoal); text-decoration: none; }

main { padding: 44px 0 64px; }

h1 { font-size: 34px; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.01em; }
h2 { font-size: 21px; margin: 38px 0 10px; }
h3 { font-size: 17px; margin: 24px 0 6px; }
p, li { font-size: 16px; }
ul { padding-left: 22px; }
li { margin: 6px 0; }

.meta { color: var(--muted); font-size: 14px; margin-bottom: 28px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 22px;
  margin: 18px 0;
}
.card.tint { background: var(--sage-tint); border-color: transparent; }

.hero { text-align: center; padding: 30px 0 10px; }
.hero img { width: 112px; height: 112px; border-radius: 26px; box-shadow: 0 14px 34px rgba(34, 33, 31, 0.16); }
.hero h1 { font-size: 42px; margin-top: 22px; }
.hero .tagline { color: var(--muted); font-size: 19px; margin: 0 0 26px; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-top: 34px; }
.features .card { margin: 0; }
.features h3 { margin-top: 0; }
.features p { color: var(--muted); font-size: 15px; margin: 0; }

.button {
  display: inline-block;
  background: var(--charcoal);
  color: #fff;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
}
.button:hover { text-decoration: none; opacity: 0.9; }

footer.site {
  border-top: 1px solid var(--border);
  padding: 26px 0 40px;
  color: var(--muted);
  font-size: 13px;
}
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; }
footer.site a { color: var(--muted); margin-right: 16px; }

@media (max-width: 560px) {
  h1 { font-size: 28px; }
  .hero h1 { font-size: 34px; }
  nav a { margin-left: 12px; font-size: 13px; }
  .brand span { display: none; }
}