:root{
  --paper:#F5F6F3;
  --paper-alt:#ECEEEA;
  --ink:#14181C;
  --slate:#5B6570;
  --signal:#0B7285;
  --signal-dim:#DCEDEC;
  --line:#D3D8D4;
  --mono: 'IBM Plex Mono', monospace;
  --sans: 'IBM Plex Sans', sans-serif;
}

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

body{
  background:var(--paper-alt);
  font-family:var(--sans);
  color:var(--ink);
  padding:32px 16px;
  -webkit-font-smoothing:antialiased;
}

a{ color:inherit; }

.sheet{
  max-width:920px;
  margin:0 auto;
  background:var(--paper);
  border:1px solid var(--line);
  box-shadow:0 1px 2px rgba(20,24,28,0.04);
}

/* status bar */
.status{
  font-family:var(--mono);
  font-size:12.5px;
  background:var(--ink);
  color:var(--paper);
  padding:10px 20px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  letter-spacing:0.02em;
  flex-wrap:wrap;
  gap:6px;
}
.status .prompt{ color:#8FE3D0; }
.status .cursor{
  display:inline-block;
  width:7px; height:13px;
  background:#8FE3D0;
  margin-left:2px;
  animation:blink 1.1s steps(1) infinite;
  vertical-align:-2px;
}
@media (prefers-reduced-motion: reduce){ .status .cursor{ animation:none; } }
@keyframes blink{ 50%{ opacity:0; } }
.status .right{ color:#A7B0B6; }

.grid{
  display:grid;
  grid-template-columns:250px 1fr;
}
@media (max-width:680px){ .grid{ grid-template-columns:1fr; } }

/* sidebar */
.sidebar{
  border-right:1px solid var(--line);
  padding:32px 24px;
}
@media (max-width:680px){ .sidebar{ border-right:none; border-bottom:1px solid var(--line); } }

.name{
  font-family:var(--mono);
  font-weight:600;
  font-size:22px;
  line-height:1.25;
  letter-spacing:-0.01em;
}
.name a{ text-decoration:none; color:inherit; }
.role{
  font-size:13px;
  color:var(--slate);
  margin-top:6px;
  margin-bottom:28px;
}
.side-block{ margin-bottom:26px; }
.side-label{
  font-family:var(--mono);
  font-size:10.5px;
  letter-spacing:0.12em;
  color:var(--signal);
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:6px;
}
.side-label::before{
  content:"";
  width:6px; height:6px;
  background:var(--signal);
  display:inline-block;
}

.nav-list{ list-style:none; }
.nav-list li{ margin-bottom:2px; }
.nav-list a{
  display:block;
  font-size:13px;
  color:var(--ink);
  text-decoration:none;
  padding:6px 8px;
  margin:0 -8px;
  border-left:2px solid transparent;
}
.nav-list a:hover{ border-left-color:var(--line); background:var(--paper-alt); }
.nav-list a.active{
  color:var(--signal);
  border-left-color:var(--signal);
  background:var(--signal-dim);
  font-weight:600;
}
.nav-list a.active::before{ content:"\203A "; }

.side-line{
  font-size:13px;
  color:var(--ink);
  line-height:1.7;
}
.side-line a{ text-decoration:none; border-bottom:1px solid var(--line); }

.tags{ display:flex; flex-wrap:wrap; gap:6px; }
.tag{
  font-family:var(--mono);
  font-size:11px;
  background:var(--signal-dim);
  color:var(--signal);
  padding:4px 8px;
  border:1px solid #C7E3E1;
  text-decoration:none;
  display:inline-block;
}
.tag .count{ color:var(--slate); }

.search-box{
  display:flex;
  align-items:center;
  font-family:var(--mono);
  font-size:12px;
  border:1px solid var(--line);
  background:var(--paper-alt);
  padding:8px 10px;
  color:var(--slate);
  gap:6px;
}
.search-box input{
  all:unset;
  flex:1;
  font-family:var(--mono);
  font-size:12px;
  color:var(--ink);
}

/* main */
.main{ padding:32px 32px 12px; }
.section-title{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:0.1em;
  color:var(--ink);
  padding-bottom:8px;
  margin-bottom:18px;
  border-bottom:1px solid var(--line);
}

/* blog listing (home.php) */
.post{
  padding:18px 0;
  border-bottom:1px dashed var(--line);
  display:grid;
  grid-template-columns:100px 1fr;
  gap:16px;
}
.post:last-child{ border-bottom:none; }
.post .date{
  font-family:var(--mono);
  font-size:11.5px;
  color:var(--slate);
  padding-top:3px;
}
.post .post-title{
  font-weight:600;
  font-size:15.5px;
  margin-bottom:6px;
}
.post .post-title a{ text-decoration:none; }
.post .post-title a:hover{ color:var(--signal); }
.post .excerpt{
  font-size:13px;
  line-height:1.65;
  color:#33393E;
  margin-bottom:10px;
}
.post .meta{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.post .meta .tag{ font-size:10.5px; padding:3px 7px; }
.post .read-more{
  font-family:var(--mono);
  font-size:11px;
  color:var(--signal);
  text-decoration:none;
  margin-left:auto;
}
.post .read-more:hover{ text-decoration:underline; }

.post.pinned{
  background:var(--signal-dim);
  margin:0 -12px 18px;
  padding:18px 12px;
  border-bottom:none;
  border-left:2px solid var(--signal);
}
.post.pinned .date{ color:var(--signal); }
.pin-flag{
  font-family:var(--mono);
  font-size:10px;
  color:var(--signal);
  letter-spacing:0.08em;
  margin-bottom:6px;
}

.pager{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 0 28px;
  font-family:var(--mono);
  font-size:12px;
}
.pager a{ text-decoration:none; }
.pager a:hover{ color:var(--signal); }

/* single page / post (page.php) */
.article-tags{ display:flex; gap:6px; margin-bottom:10px; }
.article-title{
  font-family:var(--mono);
  font-weight:600;
  font-size:19px;
  line-height:1.3;
  margin-bottom:6px;
}
.article-meta{
  font-family:var(--mono);
  font-size:10.5px;
  color:var(--slate);
  margin-bottom:18px;
}
.article-body{
  font-size:13.5px;
  line-height:1.75;
  color:#262B2F;
}
.article-body p{ margin-bottom:14px; }
.article-body h2, .article-body h3{
  font-family:var(--mono);
  margin:20px 0 10px;
}
.article-body pre, .article-body code{
  font-family:var(--mono);
  background:var(--paper-alt);
  border:1px solid var(--line);
}
.article-body code{ padding:1px 5px; font-size:12.5px; }
.article-body pre{ padding:12px 14px; overflow-x:auto; margin-bottom:14px; }
.article-body pre code{ border:none; padding:0; }
.article-body a{ color:var(--signal); text-decoration:underline; }
.article-body blockquote{
  border-left:2px solid var(--signal);
  background:var(--signal-dim);
  padding:10px 14px;
  margin:14px 0;
  font-size:13px;
}
.article-body img{ max-width:100%; height:auto; border:1px solid var(--line); }

.article-nav{
  border-top:1px dashed var(--line);
  margin-top:24px;
  padding-top:14px;
  display:flex;
  justify-content:space-between;
  font-family:var(--mono);
  font-size:11px;
  color:var(--slate);
}
.article-nav a{ text-decoration:none; }
.article-nav a:hover{ color:var(--signal); }

/* 404 */
.error-block{ text-align:center; padding:60px 20px; }
.error-code{ font-family:var(--mono); font-size:48px; font-weight:600; color:var(--signal); }
.error-text{ font-size:13px; color:var(--slate); margin-top:10px; }

.note{
  font-family:var(--mono);
  font-size:11px;
  color:var(--slate);
  text-align:center;
  padding:14px;
  border-top:1px dashed var(--line);
}