:root {
  color-scheme: light;
  --ink: #173b3d;
  --muted: #557174;
  --paper: #fffaf0;
  --panel: #ffffff;
  --coral: #ef6a58;
  --mint: #b9e3cf;
  --line: #dce8df;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: ui-rounded, "SF Pro Rounded", "Avenir Next", system-ui, sans-serif;
  line-height: 1.65;
}

header, main, footer {
  width: min(760px, calc(100% - 40px));
  margin-inline: auto;
}

header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-block: 34px 24px;
}

.logo {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgb(23 59 61 / 14%);
}

.brand { font-size: 1.35rem; font-weight: 800; }
.tagline { color: var(--muted); }

main {
  min-height: 62vh;
  padding: 30px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 18px 50px rgb(23 59 61 / 8%);
}

h1, h2 { line-height: 1.2; }
h1 { margin-top: 0; font-size: clamp(2rem, 8vw, 3.25rem); }
h2 { margin-top: 2rem; font-size: 1.25rem; }

a { color: #b63f32; text-underline-offset: 3px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--coral);
  color: white;
  font-weight: 750;
  text-decoration: none;
}
.button.secondary { background: var(--mint); color: var(--ink); }

footer { padding-block: 26px 42px; color: var(--muted); font-size: .9rem; }
ul { padding-inline-start: 22px; }

@media (max-width: 520px) {
  header, main, footer { width: min(100% - 24px, 760px); }
  main { padding: 22px; border-radius: 16px; }
}