:root { color-scheme: dark; }
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 20% 0%, rgba(86, 72, 255, 0.22), transparent 60%),
    radial-gradient(1000px 500px at 90% 10%, rgba(0, 210, 255, 0.16), transparent 55%),
    #0b0f19;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color: #e9ecef;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; }

main {
  width: min(720px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0 56px;
}

.crumbs {
  font-size: 13px;
  color: rgba(233,236,239,0.55);
  margin-bottom: 28px;
}
.crumbs a {
  color: rgba(154, 208, 255, 0.92);
  border-bottom: 1px dotted rgba(154, 208, 255, 0.35);
}
.crumbs a:hover { border-bottom-color: rgba(154, 208, 255, 0.75); }

.blog-head { margin-bottom: 36px; }
.blog-head h1 {
  margin: 0 0 6px;
  font-size: 36px;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, #56c1ff, #7c5cff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.blog-head .tagline {
  margin: 0;
  color: rgba(233,236,239,0.65);
  font-size: 15px;
}

article.post {
  background: linear-gradient(180deg, rgba(124,92,255,0.08), rgba(86,193,255,0.03));
  border: 1px solid rgba(154, 208, 255, 0.16);
  border-left: 2px solid rgba(124,92,255,0.7);
  border-radius: 14px;
  padding: 32px 36px;
  box-shadow: 0 14px 50px rgba(0,0,0,0.40), inset 0 1px 0 rgba(255,255,255,0.04);
}
.post-meta {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(154, 208, 255, 0.75);
  margin-bottom: 6px;
}
.post h2 {
  margin: 0 0 22px;
  font-size: 26px;
  color: #f1f4ff;
  letter-spacing: -0.01em;
}
.post h2 a {
  color: #f1f4ff;
}
.post h2 a:hover {
  color: #ffffff;
  text-decoration: underline;
  text-decoration-color: rgba(154, 208, 255, 0.5);
}
.post p {
  margin: 0 0 14px;
  color: rgba(233,236,239,0.85);
  font-size: 16px;
}
.post p:last-of-type { margin-bottom: 0; }

.post-cards { display: flex; flex-direction: column; gap: 22px; }
.post-card {
  display: block;
  background: linear-gradient(180deg, rgba(124,92,255,0.06), rgba(86,193,255,0.02));
  border: 1px solid rgba(154, 208, 255, 0.14);
  border-left: 2px solid rgba(124,92,255,0.55);
  border-radius: 14px;
  padding: 22px 28px;
  color: inherit;
  transition: border-color 0.15s, transform 0.15s;
}
.post-card:hover {
  border-color: rgba(154, 208, 255, 0.42);
  border-left-color: rgba(124,92,255,0.95);
}
.post-card h2 {
  margin: 0 0 8px;
  font-size: 22px;
  color: #f1f4ff;
  letter-spacing: -0.01em;
}
.post-card .excerpt {
  margin: 0;
  color: rgba(233,236,239,0.75);
  font-size: 15px;
}
.post-card .read-more {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: rgba(154, 208, 255, 0.92);
  border-bottom: 1px dotted rgba(154, 208, 255, 0.35);
}

.share-row {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: rgba(233,236,239,0.6);
}
.share-row .label { margin-right: 4px; }
.share-row a,
.share-row button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(154, 208, 255, 0.08);
  border: 1px solid rgba(154, 208, 255, 0.22);
  color: rgba(233,236,239,0.92);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
}
.share-row a:hover,
.share-row button:hover { background: rgba(154, 208, 255, 0.16); }

.author-card {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 16px;
}
.author-card img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 1px solid rgba(154, 208, 255, 0.35);
  box-shadow: 0 6px 20px rgba(0,0,0,0.50);
  flex-shrink: 0;
}
.author-card .who {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}
.author-card .who strong {
  font-weight: 700;
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, #56c1ff, #7c5cff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 15px;
}
.author-card .who span {
  font-size: 12px;
  color: rgba(233,236,239,0.55);
  margin-top: 2px;
}
.author-card .social {
  margin-top: 4px;
  display: flex;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.author-card .social a {
  color: rgba(154, 208, 255, 0.85);
  border-bottom: 1px dotted rgba(154, 208, 255, 0.35);
}
.author-card .social a:hover { border-bottom-color: rgba(154, 208, 255, 0.75); }

.footer-links {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  font-size: 11px;
  letter-spacing: 1.5px;
  color: rgba(233,236,239,0.45);
}
.footer-links a {
  color: rgba(154, 208, 255, 0.85);
  border-bottom: 1px dotted rgba(154, 208, 255, 0.30);
}
.footer-links a:hover {
  color: #ffffff;
  border-bottom-color: rgba(255, 255, 255, 0.55);
}

@media (max-width: 540px) {
  .post, .post-card { padding: 24px 22px; }
  .blog-head h1 { font-size: 28px; }
  .post h2 { font-size: 22px; }
  .post-card h2 { font-size: 20px; }
}