:root{
  --bg:#0b0f17;
  --panel:rgba(255,255,255,.06);
  --panel2:rgba(255,255,255,.10);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.65);
  --line:rgba(255,255,255,.12);
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --r:18px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
}
.bg{
  position:fixed; inset:-40vmax;
  background:
    radial-gradient(closest-side, rgba(116,176,255,.20), transparent 60%),
    radial-gradient(closest-side, rgba(152,108,255,.14), transparent 62%),
    radial-gradient(closest-side, rgba(0,255,198,.10), transparent 65%);
  filter: blur(18px);
  opacity:.9;
}
.wrap{position:relative; max-width:980px; margin:0 auto; padding:18px;}
.top{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding-top:22px;
}
.brand{
  color:var(--text); text-decoration:none; font-weight:700; letter-spacing:.3px;
  padding:10px 12px; border:1px solid var(--line); border-radius:999px;
  background:rgba(0,0,0,.22); backdrop-filter: blur(8px);
}
.nav{display:flex; gap:10px; flex-wrap:wrap}
.nav a{
  color:var(--muted); text-decoration:none;
  padding:10px 12px; border-radius:999px;
  border:1px solid transparent;
}
.nav a:hover{color:var(--text); border-color:var(--line); background:rgba(255,255,255,.06)}
.content{padding-top:6px; padding-bottom:28px}
.card{
  border:1px solid var(--line);
  background:var(--panel);
  border-radius:var(--r);
  box-shadow:var(--shadow);
  backdrop-filter: blur(10px);
  padding:18px 18px 14px;
}
.title{margin:0 0 10px; font-size:28px; letter-spacing:.2px}
.muted{color:var(--muted)}
.foot{padding-top:10px}
/* ===== Obsidian Callout Compatibility ===== */
.callout{
  --c-bg: rgba(123, 211, 224, 0.18);
  --c-bd: rgba(123, 211, 224, 0.55);
  --c-fg: #0aa7b8;

  margin: 1.2rem 0;
  border: 2px solid var(--c-bd);
  background: var(--c-bg);
  border-radius: 14px;
  padding: 0.9rem 1rem;
}

.callout-title{
  display:flex;
  align-items:center;
  gap:.6rem;
  font-weight: 800;
  color: var(--c-fg);
}

.callout-title::before{
  content:"";
  width:1.1rem;
  height:1.1rem;
  border-radius:4px;
  border:2px solid var(--c-fg);
  opacity:.9;
}

.callout-body{ margin-top:.6rem; }
.callout-body p{ margin: .6rem 0 .2rem; }
.callout-body ul, .callout-body ol{ margin: .6rem 0 .2rem 1.2rem; }

.callout.summary { --c-bg: rgba(123,211,224,.18); --c-bd: rgba(123,211,224,.55); --c-fg:#0aa7b8; }
.callout.tip     { --c-bg: rgba(123,224,180,.16); --c-bd: rgba(123,224,180,.55); --c-fg:#10a36a; }
.callout.warning { --c-bg: rgba(255,200,120,.16); --c-bd: rgba(255,200,120,.55); --c-fg:#c77700; }
.callout.note    { --c-bg: rgba(160,160,255,.14); --c-bd: rgba(160,160,255,.50); --c-fg:#5b6cff; }


/* Markdown */
.md{line-height:1.75}
.md h2{margin:20px 0 10px; font-size:20px}
.md h3{margin:18px 0 8px; font-size:17px; color:rgba(255,255,255,.86)}
.md p{margin:10px 0; color:rgba(255,255,255,.86)}
.md a{color:rgba(160,210,255,.95); text-decoration:none; border-bottom:1px dotted rgba(160,210,255,.45)}
.md a:hover{border-bottom-color:rgba(160,210,255,.9)}
.md code{
  font-family: ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.10);
  padding:.15em .35em; border-radius:8px;
}
.md pre{
  overflow:auto;
  background:rgba(0,0,0,.35);
  border:1px solid rgba(255,255,255,.10);
  padding:12px; border-radius:14px;
}
@media (max-width:760px){
  .top{flex-direction:column; align-items:flex-start}
  .title{font-size:24px}
}