:root {
  --border-radius: 6px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.p-1 {
  padding: 1em;
}
.p-2 {
  padding: 2em;
}
.pl-3 {
  padding-left: 3em;
}
.ta-c {
  text-align: center;
}
.ta-r {
  text-align: right;
}
.mt-5 {
  margin-top: 5em;
}
.mt-10 {
  margin-top: 10em;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
  background: #fafafa;
  color: #111;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: #f0f0f0;
  padding: 1rem 2rem;
}

.header-inner {
  display: flex;
  align-items: center;
  max-width: 800px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  color: #111;
}

a {
  color: rgb(116, 116, 116);
}
nav {
  margin-left: auto;
  display: flex;
  gap: 0.75rem;
}

nav a {
  color: #111;
  text-decoration: none;
  padding: 0.6rem 1.2rem;
  border: 1px solid #111;
  background: #fff;
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
}

nav a:hover {
  background: #111;
  color: #fff;
}

main {
  flex: 1;
  padding: 3rem 2rem;
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

article {
  background: #fff;
  padding: 2.5rem;
  border: 1px solid #e0e0e0;
  border-radius: var(--border-radius);
}

article h1 {
  font-size: 2rem;
  margin-bottom: 2rem;
  font-weight: 600;
}

.article-date {
  font-size: 0.85rem;
  color: #888;
  margin-bottom: 0.5rem;
}

.list-date {
  font-size: 0.8rem;
  color: #888;
  margin-left: 0.5rem;
}

article h2 {
  font-size: 1.4rem;
  margin: 2.5rem 0 1rem;
  font-weight: 500;
  color: #333;
}

article h3 {
  font-size: 1.1rem;
  margin: 2rem 0 0.75rem;
  font-weight: 500;
}

 blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-left: 4px solid #989898;
  background: #f9f9f9;
  font-style: italic;
  color: #555;
}

article blockquote p:last-child {
  margin-bottom: 0;
}

article p {
  margin-bottom: 1rem;
  color: #444;
}

.article-list {
  list-style: none;
  text-align: center;
}

.article-list li {
  margin-bottom: 1rem;
}

.article-list a {
  display: inline-block;
  color: #111;
  text-decoration: none;
  padding: 1rem 1.5rem;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
}

.article-list a:hover {
  border-color: #111;
  background: #111;
  color: #fff;
}

footer {
  background: #f0f0f0;
  padding: 1.5rem 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: #666;
  border-top: 1px solid #e0e0e0;
}