:root {
  color-scheme: light dark;
  --accent: #f14f5d;
  --ink: #1f1d1b;
  --muted: #77716d;
  --surface: rgba(255, 255, 255, 0.84);
  --line: rgba(32, 25, 20, 0.10);
  --background: #faf6f1;
}
* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 5%, rgba(255, 173, 183, 0.23), transparent 34rem),
    radial-gradient(circle at 90% 35%, rgba(128, 112, 255, 0.14), transparent 34rem),
    var(--background);
  line-height: 1.65;
}

main {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 64px 0 80px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 750;
}

.mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  color: white;
  background: linear-gradient(145deg, #ff7180, #d83e74);
  box-shadow: 0 10px 24px rgba(216, 62, 116, 0.24);
}

h1 {
  margin: 44px 0 12px;
  font-size: clamp(2.4rem, 8vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

h2 { margin-top: 2.2rem; line-height: 1.2; }
h3 { margin-top: 1.7rem; }
p, li { color: var(--muted); }
strong { color: var(--ink); }

.lead { font-size: 1.22rem; max-width: 630px; }

.card {
  margin-top: 32px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: 0 20px 65px rgba(58, 43, 33, 0.08);
  backdrop-filter: blur(20px);
}

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
  color: white;
  text-decoration: none;
  background: var(--accent);
}
.button.secondary { color: var(--ink); background: rgba(128, 120, 114, 0.13); }

footer { margin-top: 48px; font-size: 0.93rem; color: var(--muted); }
footer a { color: inherit; }

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #fffaf7;
    --muted: #b9b2ad;
    --surface: rgba(32, 29, 29, 0.84);
    --line: rgba(255, 255, 255, 0.10);
    --background: #151313;
  }
}