:root {
  /* Solarized Dark palette */
  --bg: #002b36;          /* base03 */
  --panel: #073642;       /* base02 */
  --fg: #eee8d5;          /* base2 */
  --muted: #93a1a1;       /* base1 */
  --rule: rgba(147,161,161,0.25);
  --accent: #b58900;      /* yellow */
  --link: #268bd2;        /* blue */
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

/* Base */
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
               "Segoe UI", Roboto, Helvetica, Arial;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Centered layout */
.wrap {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 56px 22px;
}

/* Card */
.card {
  width: 100%;
  max-width: 820px;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 44px 44px 34px;
}

/* Header */
header {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

h1 {
  margin: 0;
  font-family: ui-serif, Georgia, Cambria, serif;
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Divider */
.rule {
  height: 1px;
  background: var(--rule);
  margin: 18px 0;
}

/* Intro text */
.lead {
  margin: 0.8rem 0 0.4rem;
  color: var(--muted);
  font-size: 16px;
}

/* Post list */
.list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
}

.list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.list li:last-child {
  border-bottom: 0;
}

.postTitle {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid rgba(38,139,210,0.35);
}

.postTitle:hover {
  border-bottom-color: rgba(38,139,210,0.7);
}

.meta {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
}

/* Markdown prose */
.prose {
  max-width: 68ch;
  margin: 0 auto;
  color: var(--fg);
}

.prose p {
  margin: 0.9rem 0;
  line-height: 1.75;
}

.prose h1,
.prose h2,
.prose h3 {
  font-family: ui-serif, Georgia, Cambria, serif;
  color: var(--accent);
  margin-top: 1.8rem;
  margin-bottom: 0.6rem;
}

.prose ul,
.prose ol {
  margin: 0.8rem 0 0.8rem 1.2rem;
}

.prose li {
  margin: 0.3rem 0;
}

/* Links inside prose */
.prose a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid rgba(38,139,210,0.35);
}

.prose a:hover {
  border-bottom-color: rgba(38,139,210,0.7);
}

/* Footer */
footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--muted);
}

.link {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid rgba(38,139,210,0.35);
}

.link:hover {
  border-bottom-color: rgba(38,139,210,0.7);
}

/* Mobile */
@media (max-width: 560px) {
  .card {
    padding: 34px 22px 26px;
    border-radius: 14px;
  }

  .prose p {
    font-size: 17px;
  }

  footer {
    justify-content: flex-start;
  }
}