/* Berlin 1902 — Sepia Look */
:root {
  --paper:      #f4ead5;
  --paper-dark: #e8d8b3;
  --ink:        #2b1e10;
  --ink-soft:   #4a3a22;
  --ink-faint:  #7a6a4a;
  --rule:       #c8a878;
  --accent:     #8b4513;
  --serif:      "Garamond", "Hoefler Text", "Baskerville", "Georgia", serif;
  --sans:       "Gill Sans", "Optima", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html {
  background:
    radial-gradient(ellipse at top, #d8c498 0%, transparent 50%),
    radial-gradient(ellipse at bottom, #b89870 0%, transparent 50%),
    #4a3a22;
  min-height: 100%;
}

body {
  font-family: var(--serif);
  color: var(--ink);
  line-height: 1.7;
  font-size: 18px;
  margin: 0;
  padding: 3rem 1rem;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Card / "paper" --- */
.site-header,
main,
.site-footer {
  background: var(--paper);
  background-image:
    repeating-linear-gradient(
      to bottom,
      transparent 0,
      transparent 38px,
      rgba(139, 69, 19, 0.06) 38px,
      rgba(139, 69, 19, 0.06) 39px
    ),
    radial-gradient(circle at 20% 30%, rgba(139, 69, 19, 0.04) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(139, 69, 19, 0.05) 0%, transparent 50%);
  box-shadow:
    inset 0 0 60px rgba(139, 69, 19, 0.08),
    0 4px 24px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--rule);
  border-radius: 2px;
}

.site-header {
  padding: 2.5rem 1.5rem 1.5rem;
  text-align: center;
  margin-bottom: 0;
  border-bottom: none;
  position: relative;
}

.site-header::after {
  content: "";
  display: block;
  position: absolute;
  left: 50%;
  bottom: -1px;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

main {
  padding: 3rem 2.5rem;
  border-top: none;
  border-bottom: none;
}

.site-footer {
  padding: 1.5rem;
  text-align: center;
  font-style: italic;
  font-size: 0.9rem;
  color: var(--ink-faint);
}

/* --- Typography --- */
.site-title {
  font-size: 2.8rem;
  margin: 0 0 0.4rem;
  letter-spacing: 0.04em;
  font-weight: 700;
}
.site-title a {
  color: var(--ink);
  text-decoration: none;
  text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.4);
}

.site-tagline {
  font-style: italic;
  color: var(--ink-soft);
  margin: 0 0 1.5rem;
  font-size: 1.05rem;
}

/* --- Nav --- */
.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 2rem;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 0.8rem 0;
}
.site-nav a {
  color: var(--accent);
  text-decoration: none;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  font-size: 1.05rem;
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--ink); text-decoration: underline; }

/* --- Content --- */
h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--ink);
  margin-top: 2.2rem;
  margin-bottom: 0.8rem;
  letter-spacing: 0.01em;
}
main h1:first-child { margin-top: 0; }

h1 { font-size: 2.2rem; border-bottom: 2px double var(--rule); padding-bottom: 0.3rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.2rem; font-style: italic; }

p { margin: 0 0 1rem; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--rule);
  text-underline-offset: 2px;
}
a:hover { text-decoration-color: var(--accent); }

strong { color: var(--ink); }
em { color: var(--ink-soft); }

blockquote {
  margin: 1.5rem 0;
  padding: 0.8rem 1.2rem;
  border-left: 4px solid var(--accent);
  background: rgba(139, 69, 19, 0.05);
  font-style: italic;
  color: var(--ink-soft);
}

hr {
  border: none;
  text-align: center;
  margin: 2.5rem 0;
}
hr::before {
  content: "⁂";
  color: var(--accent);
  font-size: 1.4rem;
  letter-spacing: 0.5em;
}

ul, ol { padding-left: 1.6rem; margin-bottom: 1rem; }
li { margin-bottom: 0.4rem; }

code {
  font-family: "Courier Prime", "Courier New", monospace;
  background: var(--paper-dark);
  padding: 0.1em 0.4em;
  border-radius: 2px;
  font-size: 0.92em;
  color: var(--accent);
}
pre {
  background: var(--paper-dark);
  padding: 1rem;
  border-left: 3px solid var(--accent);
  overflow-x: auto;
  font-size: 0.9rem;
}
pre code { background: transparent; padding: 0; color: var(--ink); }

/* --- Images --- */
.post-content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.5rem auto;
  border: 1px solid var(--rule);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  background: #fff;   /* show image on white, since sepia paper would clash with old maps */
}

/* --- Post list --- */
.post-list {
  list-style: none;
  padding: 0;
}
.post-list li {
  border-bottom: 1px dashed var(--rule);
  padding: 0.6rem 0;
}
.post-list .meta {
  color: var(--ink-faint);
  font-style: italic;
  font-size: 0.9em;
  margin-left: 0.4rem;
}

.post-date {
  display: block;
  color: var(--ink-faint);
  font-style: italic;
  font-size: 0.95em;
  margin-bottom: 1.5rem;
}

/* --- Responsive --- */
@media (max-width: 600px) {
  body { padding: 1rem 0.5rem; font-size: 17px; }
  .site-title { font-size: 2rem; }
  main { padding: 2rem 1.2rem; }
  .site-nav ul { gap: 1rem; flex-wrap: wrap; }
}