:root {
  --bg: #f7f4ef;
  --ink: #1a1a1a;
  --muted: #5c5c5c;
  --line: #e4ddd3;
  --accent: #0f3d2e;
  --card: #fffefb;
  --max: 40rem;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #e8f0ea 0%, transparent 55%),
    radial-gradient(900px 420px at 100% 0%, #f0e6d8 0%, transparent 50%),
    var(--bg);
  line-height: 1.55;
}

a {
  color: var(--accent);
}

header {
  padding: 1.75rem 1.25rem 0.5rem;
  max-width: var(--max);
  margin: 0 auto;
}

.brand {
  display: inline-block;
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  color: var(--accent);
  text-decoration: none;
}

.brand:hover {
  text-decoration: underline;
}

nav {
  margin-top: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  font-size: 0.85rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

nav a:hover,
nav a[aria-current="page"] {
  color: var(--accent);
  text-decoration: underline;
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1.25rem 3rem;
}

h1 {
  font-size: 1.85rem;
  line-height: 1.2;
  margin: 0.4rem 0 0.35rem;
  letter-spacing: -0.02em;
}

.meta {
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.lang {
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  font-size: 0.78rem;
  color: var(--muted);
  margin: -0.75rem 0 1.25rem;
}

h2 {
  font-size: 1.1rem;
  margin: 1.6rem 0 0.45rem;
}

p,
li {
  color: var(--ink);
}

ul {
  padding-left: 1.2rem;
  margin: 0.4rem 0 0.8rem;
}

li + li {
  margin-top: 0.35rem;
}

.ko {
  color: var(--muted);
  font-size: 0.95rem;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.1rem 1.15rem;
  margin: 1rem 0 1.5rem;
}

.panel p:first-child {
  margin-top: 0;
}

.panel p:last-child {
  margin-bottom: 0;
}

footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem 2.5rem;
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  font-size: 0.78rem;
  color: var(--muted);
}

footer a {
  color: var(--muted);
}