:root {
  color-scheme: light;
  --ink: #102f37;
  --muted: #64747a;
  --paper: #f7f8f5;
  --line: #d9e4e1;
  --mint: #dcefe8;
  --coral: #d96c45;
  --deep: #0e3a40;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.58;
}

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }

.shell { width: min(100% - 40px, 760px); margin: 0 auto; }

header { padding: 28px 0; border-bottom: 1px solid var(--line); }

.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 760; font-size: 20px; text-decoration: none; }
.mark { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; background: var(--deep); color: white; font-size: 15px; }

nav { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 18px; color: var(--muted); font-size: 14px; }
nav a { text-decoration: none; }
nav a:hover { color: var(--ink); }

main { padding: 64px 0 72px; }
.eyebrow { margin: 0 0 12px; color: var(--coral); font-size: 13px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
h1 { max-width: 680px; margin: 0; font-size: clamp(38px, 7vw, 62px); line-height: 1.03; letter-spacing: 0; }
h2 { margin: 42px 0 12px; font-size: 24px; letter-spacing: 0; }
p, li { font-size: 17px; }
.lead { max-width: 650px; color: var(--muted); font-size: 21px; }
.notice { margin: 34px 0; padding: 22px; background: var(--mint); border: 1px solid #b7ddd0; border-radius: 8px; }
.notice p { margin: 0; }
ul { padding-left: 22px; }
li + li { margin-top: 8px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-block; padding: 12px 17px; background: var(--deep); border-radius: 7px; color: white; font-weight: 750; text-decoration: none; }
.button.secondary { background: transparent; border: 1px solid var(--line); color: var(--ink); }
footer { padding: 28px 0 42px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }

@media (max-width: 560px) {
  .shell { width: min(100% - 32px, 760px); }
  main { padding-top: 46px; }
  .lead { font-size: 19px; }
}