/* Simple, calm, editorial styling — neutral tones, system fonts, no build step needed */

:root {
  --paper: #FAFAF9;
  --ink: #21252B;
  --ink-soft: #5B6068;
  --line: #E3E1DC;
  --accent: #3D5A73;   /* muted slate blue — calm, not casino-themed */
  --accent-tint: #E9EEF2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.65;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  border-bottom: 1px solid var(--line);
}

header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 900px;
}

header a.logo {
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--ink);
}

header nav a {
  margin-left: 22px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

header nav a:hover { color: var(--ink); }

/* Hero / homepage */
.hero {
  padding: 56px 0 40px;
}

.hero h1 {
  font-size: 2.1rem;
  line-height: 1.2;
  margin: 0 0 14px;
}

.hero p {
  color: var(--ink-soft);
  font-size: 1.08rem;
  max-width: 60ch;
  margin: 0;
}

.card-list {
  padding-bottom: 56px;
}

.card {
  display: block;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px 22px;
  margin-bottom: 16px;
}

.card:hover { border-color: var(--accent); }

.card .num {
  display: inline-block;
  background: var(--accent-tint);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 4px;
  margin-bottom: 10px;
}

.card h2 {
  font-size: 1.2rem;
  margin: 0 0 6px;
}

.card p {
  color: var(--ink-soft);
  margin: 0;
  font-size: 0.95rem;
}

/* Article */
article {
  padding: 48px 0 40px;
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 18px;
}

.breadcrumb a { color: var(--ink-soft); }

article h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 28px;
}

article h2 {
  font-size: 1.3rem;
  margin: 34px 0 12px;
}

article p {
  font-size: 1.08rem;
  margin: 0 0 18px;
}

.note {
  font-size: 0.92rem;
  color: var(--ink-soft);
  border-left: 3px solid var(--accent);
  padding: 10px 16px;
  margin: 28px 0;
  background: var(--accent-tint);
  border-radius: 0 6px 6px 0;
}

.post-nav {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.95rem;
}

.post-nav a { color: var(--ink); text-decoration: none; }
.post-nav .dir { display: block; color: var(--ink-soft); font-size: 0.8rem; margin-bottom: 4px; }
.post-nav .next { text-align: right; margin-left: auto; }

/* Footer */
footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 900px;
}

@media (max-width: 560px) {
  .hero h1 { font-size: 1.7rem; }
  article h1 { font-size: 1.6rem; }
  .post-nav { flex-direction: column; }
  .post-nav .next { text-align: left; }
}