:root {
  --ink: #10233f;
  --muted: #3e5674;
  --line: rgba(16, 35, 63, 0.12);
  --paper: #ffffff;
  --bg: radial-gradient(900px 420px at 10% -10%, #d9f4ff 0%, transparent 55%),
    radial-gradient(800px 480px at 100% 0%, #e7e4ff 0%, transparent 50%),
    #f4f7fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a { color: #1d4fd0; }

.page {
  width: min(860px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}

.brand img.icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
}

.brand img.word {
  height: 34px;
  width: auto;
  display: block;
}

.home-link {
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.sheet {
  background: var(--paper);
  border-radius: 24px;
  padding: clamp(22px, 4vw, 48px);
  box-shadow: 0 18px 50px rgba(16, 35, 63, 0.08);
}

.kicker {
  margin: 0 0 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
  color: #2f6fe0;
}

h1 {
  font-family: "Sora", sans-serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.1;
  margin: 0 0 18px;
}

.meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 24px;
  margin: 0 0 28px;
  padding: 0 0 22px;
  border-bottom: 1px solid var(--line);
}

.meta div { display: grid; gap: 2px; }

.meta span {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h2 {
  font-family: "Sora", sans-serif;
  font-size: 1.35rem;
  margin: 1.8em 0 0.4em;
}

h3 {
  font-family: "Sora", sans-serif;
  font-size: 1.05rem;
  margin: 1.3em 0 0.3em;
}

p { margin: 0.7em 0; color: #1c334c; }

ul { margin: 0.4em 0 0.8em; padding-left: 1.2em; color: #1c334c; }

li { margin: 0.25em 0; }

.closing {
  margin-top: 2em;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 640px) {
  .topbar, .meta { grid-template-columns: 1fr; display: grid; }
  .brand img.word { height: 26px; }
}