@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

:root {
  --bg:       /* #0c0e14; */ #0c0e14; 
  --surface:   #12151f;
  --border:    #1e2438;
  --text:      #dde2f0;
  --muted:     #4a5270;
  --accent:    #9d4edd;
  --accent-hi: #c77dff;
  --font:      'IBM Plex Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-weight: 400;
  line-height: 1.7;
  min-height: 100vh;
}

a {
  color: var(--accent-hi);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: #fff; }

/* ── Layout ── */
.site-wrapper {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Header ── */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4rem;
}

.site-logo {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.05em;
}
.site-logo span { color: var(--accent); }

.site-nav { display: flex; gap: 2rem; }
.site-nav a {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: lowercase;
  transition: color 0.2s;
}
.site-nav a:hover,
.site-nav a.active { color: var(--accent-hi); }

/* ── Homepage Hero ── */
.hero {
  padding: 4rem 0 5rem;
}

.hero-label {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 300;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.hero-title .cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--accent);
  margin-left: 4px;
  vertical-align: middle;
  animation: blink 1.1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-sub {
  font-size: 0.9rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.8;
}

/* ── Nav Cards ── */
.nav-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
  margin-top: 4rem;
}

.nav-card {
  background: var(--surface);
  padding: 1.8rem 1.5rem;
  border-right: 1px solid var(--border);
  transition: background 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.nav-card:last-child { border-right: none; }
.nav-card:hover { background: #161929; }

.nav-card-label {
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.nav-card-title {
  font-size: 1rem;
  color: var(--text);
  font-weight: 500;
}
.nav-card-arrow {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: auto;
  padding-top: 1rem;
  transition: color 0.2s, transform 0.2s;
  display: inline-block;
}
.nav-card:hover .nav-card-arrow {
  color: var(--accent-hi);
  transform: translateX(4px);
}

/* ── Content Pages ── */
.page-content {
  padding: 3rem 0 6rem;
}

.page-title {
  font-size: 1.6rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.page-date {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 3rem;
  letter-spacing: 0.05em;
}

.content h1, .content h2, .content h3 {
  font-weight: 500;
  margin: 2.5rem 0 1rem;
  color: var(--text);
}
.content h2 { font-size: 1.1rem; color: var(--accent-hi); }
.content h3 { font-size: 0.95rem; color: var(--muted); }

.content p { margin-bottom: 1.4rem; font-size: 0.95rem; }

.content code {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.15em 0.4em;
  border-radius: 2px;
  font-size: 0.85em;
  color: var(--accent-hi);
}

.content pre {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}
.content pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
}

/* ── Post List ── */
.post-list { list-style: none; margin-top: 2rem; }
.post-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
}
.post-item-title { font-size: 0.95rem; color: var(--text); }
.post-item-title:hover { color: var(--accent-hi); }
.post-item-date { font-size: 0.75rem; color: var(--muted); white-space: nowrap; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: 4rem;
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .site-header { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
  .nav-cards { grid-template-columns: 1fr 1fr; }
  .site-footer { flex-direction: column; gap: 0.5rem; }
}