:root{
  --bg:#0b0d12;
  --panel:#0f1320;
  --panel2:#0c101a;
  --text:#e7eaf1;
  --muted:#a7afc2;
  --line:#1e2740;
  --glow: rgba(120,170,255,.18);
  --accent: #8fb4ff;
  --ok:#9ef0c5;
  --warn:#ffd08a;
  --bad:#ff9aa8;
  --shadow: 0 10px 40px rgba(0,0,0,.55);
  --radius: 18px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Noto Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: var(--sans);
  background:
    radial-gradient(1200px 900px at 20% -10%, rgba(120,170,255,.18), transparent 60%),
    radial-gradient(900px 700px at 80% 0%, rgba(170,120,255,.14), transparent 55%),
    radial-gradient(1000px 800px at 60% 120%, rgba(120,255,210,.08), transparent 55%),
    var(--bg);
  color: var(--text);
}

a{color:inherit; text-decoration:none}
a:hover{color: var(--accent)}

.topbar{
  position:sticky; top:0;
  backdrop-filter: blur(10px);
  background: linear-gradient(to bottom, rgba(11,13,18,.92), rgba(11,13,18,.72));
  border-bottom: 1px solid rgba(30,39,64,.6);
  padding: 14px 18px;
  display:flex; align-items:center; justify-content:space-between;
  z-index:10;
}

.brand{display:flex; gap:12px; align-items:center}
.dot{
  width:12px;height:12px;border-radius:999px;
  background: radial-gradient(circle at 30% 30%, #fff, #8fb4ff 45%, rgba(143,180,255,.2) 70%);
  box-shadow: 0 0 24px rgba(143,180,255,.35);
}
.title{font-weight:700; letter-spacing:.2px}
.subtitle{color:var(--muted); font-size:12px; margin-top:2px}

.nav{display:flex; gap:14px; align-items:center}
.navlink{
  font-size:13px;
  color: var(--muted);
  padding: 8px 10px;
  border:1px solid rgba(30,39,64,.6);
  border-radius: 999px;
  background: rgba(15,19,32,.35);
}
.navlink:hover{
  color: var(--text);
  border-color: rgba(143,180,255,.55);
  box-shadow: 0 0 0 4px var(--glow);
}

.wrap{max-width: 980px; margin: 22px auto; padding: 0 16px 60px}
.card{
  background: linear-gradient(180deg, rgba(15,19,32,.9), rgba(12,16,26,.85));
  border: 1px solid rgba(30,39,64,.75);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.cardhead{
  padding: 18px 18px 14px;
  display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
  border-bottom: 1px solid rgba(30,39,64,.55);
}
.h1{font-size:18px; font-weight:800; margin:0}
.p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.55}

.grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 14px;
}
@media (max-width: 720px){
  .grid{grid-template-columns: 1fr;}
}

.proj{
  border: 1px solid rgba(30,39,64,.65);
  border-radius: 16px;
  background: rgba(15,19,32,.45);
  padding: 14px;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  overflow:hidden;
  position:relative;
}
.proj:before{
  content:"";
  position:absolute; inset:-1px;
  background: radial-gradient(600px 180px at 30% 0%, rgba(143,180,255,.20), transparent 55%);
  opacity:.6; pointer-events:none;
}
.proj:hover{
  transform: translateY(-2px);
  border-color: rgba(143,180,255,.55);
  box-shadow: 0 0 0 4px var(--glow), var(--shadow);
}
.projtitle{font-weight:800; margin:0 0 6px; position:relative}
.badges{display:flex; flex-wrap:wrap; gap:8px; margin-top:10px; position:relative}
.badge{
  font-size:11px;
  color: var(--muted);
  border:1px solid rgba(30,39,64,.7);
  border-radius: 999px;
  padding: 4px 8px;
  background: rgba(12,16,26,.6);
}
.badge.slug{font-family: var(--mono); font-size:10px}
.meta{display:flex; gap:10px; flex-wrap:wrap; margin-top:10px; position:relative}
.meta span{font-size:12px; color: var(--muted)}
.meta b{color: var(--text); font-weight:700}

.toolbar{
  padding: 12px 14px;
  display:flex; align-items:center; justify-content:space-between; gap:12px;
}
.search{
  flex:1;
  display:flex; align-items:center; gap:10px;
  border: 1px solid rgba(30,39,64,.7);
  background: rgba(12,16,26,.65);
  border-radius: 999px;
  padding: 10px 12px;
}
.search input{
  width:100%;
  background: transparent;
  border:0;
  outline:none;
  color: var(--text);
  font-size: 13px;
}
.search .hint{color:var(--muted); font-size:12px}

.btn{
  font-size:13px;
  padding: 10px 12px;
  border-radius: 999px;
  border:1px solid rgba(30,39,64,.75);
  background: rgba(15,19,32,.45);
  color: var(--text);
  cursor:pointer;
}
.btn:hover{
  border-color: rgba(143,180,255,.55);
  box-shadow: 0 0 0 4px var(--glow);
}

.timeline{padding: 12px 14px 16px}
.entry{
  display:flex; gap:14px;
  padding: 14px 12px;
  border-radius: 14px;
  border:1px solid rgba(30,39,64,.55);
  background: rgba(12,16,26,.55);
  margin-bottom: 10px;
}
.datepill{
  min-width: 112px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}
.etitle{font-weight:800; margin:0 0 6px}
.content{
  color: var(--text);
  line-height:1.7;
  font-size: 13px;
}
.content code{font-family: var(--mono); font-size: 12px}
.content pre{
  font-family: var(--mono);
  font-size: 12px;
  padding: 12px;
  background: rgba(8,10,14,.75);
  border: 1px solid rgba(30,39,64,.65);
  border-radius: 14px;
  overflow:auto;
}
.content h1,.content h2,.content h3{margin: 14px 0 8px}
.content h1{font-size:16px}
.content h2{font-size:15px}
.content h3{font-size:14px}
.content ul{margin:8px 0 8px 20px}
.content blockquote{
  margin:10px 0;
  padding: 10px 12px;
  border-left: 3px solid rgba(143,180,255,.6);
  background: rgba(143,180,255,.08);
  border-radius: 12px;
  color: var(--muted);
}

.footer{
  position:fixed; left:0; right:0; bottom:0;
  padding: 10px 14px;
  background: rgba(11,13,18,.78);
  border-top: 1px solid rgba(30,39,64,.6);
  color: var(--muted);
  font-size: 12px;
  backdrop-filter: blur(10px);
}