:root {
  --bg: #060913;
  --panel: #0d1324;
  --panel-soft: #121b31;
  --text: #ebf4ff;
  --muted: #9db0cf;
  --neon: #2ee6c6;
  --neon-2: #70d6ff;
  --border: rgba(112, 214, 255, 0.25);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 0% 0%, #112346 0%, transparent 40%),
    radial-gradient(circle at 100% 0%, #193552 0%, transparent 42%),
    var(--bg);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.65;
}

a {
  color: var(--neon-2);
  text-decoration: none;
}

a:hover {
  color: var(--neon);
}

.site-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
}

.profile-panel,
.content-panel {
  background: linear-gradient(180deg, rgba(18, 27, 49, 0.95), rgba(13, 19, 36, 0.92));
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 0 32px rgba(46, 230, 198, 0.12);
}

.profile-panel {
  padding: 24px 18px;
  text-align: center;
  position: sticky;
  top: 20px;
  align-self: start;
  height: fit-content;
}

.profile-photo {
  width: 110px;
  height: 110px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid rgba(46, 230, 198, 0.65);
  box-shadow: 0 0 20px rgba(46, 230, 198, 0.35);
}

.profile-name {
  margin: 14px 0 6px;
  font-size: 1.08rem;
}

.profile-tagline {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.content-panel {
  padding: 24px 30px 34px;
  min-width: 0;
  overflow: hidden;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
  margin-bottom: 20px;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--neon);
}

.site-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--text);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 7px 14px;
  background: rgba(112, 214, 255, 0.09);
}

.site-nav a:hover,
.site-nav a.active {
  border-color: rgba(46, 230, 198, 0.6);
  color: var(--neon);
}

.page-body h1,
.page-body h2,
.page-body h3,
.page-body h4 {
  line-height: 1.25;
}

.eyebrow {
  color: var(--neon);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin: 0;
}

.hero h2 {
  margin: 8px 0 14px;
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
}

.hero p {
  color: var(--muted);
  max-width: 70ch;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.btn {
  border-radius: 999px;
  padding: 9px 15px;
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(10, 18, 36, 0.9);
}

.btn-primary {
  border-color: rgba(46, 230, 198, 0.6);
  box-shadow: 0 0 16px rgba(46, 230, 198, 0.2);
}

.grid-section {
  margin-top: 34px;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
}

.post-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  background: var(--panel-soft);
}

.post-card h3,
.post-card h4 {
  margin: 8px 0;
}

.post-card p {
  margin: 6px 0;
  color: var(--muted);
}

.post-date {
  color: var(--neon);
  font-size: 0.84rem;
}

.single-page,
.page-body {
  min-width: 0;
}

.single-page .content {
  min-width: 0;
}

.single-page .content img {
  max-width: 100%;
  border-radius: 8px;
}

.single-page .content pre {
  overflow-x: auto;
  background: #050a18;
  border: 1px solid rgba(112, 214, 255, 0.25);
  border-radius: 10px;
  padding: 12px;
}

.single-page .content code {
  overflow-wrap: anywhere;
}

.single-page .content table {
  display: block;
  overflow-x: auto;
  max-width: 100%;
}

@media (max-width: 900px) {
  .site-shell {
    grid-template-columns: 1fr;
    padding: 14px;
  }

  .profile-panel {
    position: static;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
  }

  .profile-photo {
    width: 72px;
    height: 72px;
  }

  .profile-name {
    margin: 6px 0 2px;
  }

  .profile-tagline {
    max-width: 28ch;
    margin: 0 auto;
  }

  .content-panel {
    padding: 18px;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }
}