/* === Global Reset & Base === */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0e17;--surface:#111827;--border:#1e293b;
  --text:#94a3b8;--text-dim:#475569;--text-bright:#e2e8f0;
  --accent:#22d3ee;--accent-dim:rgba(34,211,238,.15);
  --mono:'JetBrains Mono','Fira Code','Cascadia Code',Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
}
html{font-size:16px}
body{font-family:var(--sans);background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}

/* === Scanline overlay === */
body::after{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:9999;
  background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,.03) 2px,rgba(0,0,0,.03) 4px);
}

/* === Grid background === */
.grid-bg{
  position:fixed;inset:0;z-index:-1;
  background-image:
    linear-gradient(var(--border) 1px,transparent 1px),
    linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,black 20%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,black 20%,transparent 70%);
}

/* === Glow blobs === */
.glow{
  position:fixed;border-radius:50%;filter:blur(120px);z-index:-1;opacity:.4;
  animation:drift 20s ease-in-out infinite alternate;
}
.glow-1{width:600px;height:600px;background:var(--accent);top:-200px;left:-100px}
.glow-2{width:400px;height:400px;background:#8b5cf6;bottom:-100px;right:-100px;animation-delay:-10s}
@keyframes drift{0%{transform:translate(0,0)}100%{transform:translate(60px,40px)}}

/* === Layout === */
.container{max-width:960px;margin:0 auto;padding:40px 24px}
.container.wide{max-width:min(100%,1600px)}
.container-wide{max-width:1600px;padding:24px 28px}

/* === Header / Brand === */
.brand{
  font-family:var(--mono);padding:32px 0 48px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:16px;
}
.brand-icon{
  width:40px;height:40px;border:2px solid var(--accent);border-radius:8px;
  display:grid;place-items:center;font-family:var(--mono);font-weight:700;
  color:var(--accent);font-size:18px;
}
.brand-text{display:flex;flex-direction:column;gap:2px}
.brand-name{font-size:18px;color:var(--text-bright);font-weight:600;letter-spacing:-.5px}
.brand-sub{font-size:12px;color:var(--text-dim);font-family:var(--mono)}

/* === Hero === */
.hero{padding:80px 0 60px;text-align:center}
.hero h1{
  font-family:var(--mono);font-size:clamp(2rem,5vw,3.5rem);color:var(--text-bright);
  line-height:1.2;margin-bottom:20px;letter-spacing:-1px;
}
.hero h1 .cursor{
  display:inline-block;width:3px;height:1em;background:var(--accent);
  margin-left:4px;vertical-align:text-bottom;
  animation:blink 1s step-end infinite;
}
@keyframes blink{50%{opacity:0}}
.hero p{font-size:18px;color:var(--text);max-width:560px;margin:0 auto;line-height:1.7}

/* === Badge === */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;
  background:var(--accent-dim);color:var(--accent);
  border:1px solid rgba(34,211,238,.25);
  font-family:var(--mono);
}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

/* === Cards / Links === */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;padding:24px 0}
.card{
  padding:24px;border-radius:12px;border:1px solid var(--border);
  background:var(--surface);transition:border-color .2s,transform .2s;
}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card-title{font-family:var(--mono);font-size:14px;color:var(--accent);margin-bottom:8px}
.card-desc{font-size:14px;color:var(--text);line-height:1.6}

/* === Footer === */
.footer{
  padding:40px 0 32px;border-top:1px solid var(--border);margin-top:60px;
  font-size:13px;color:var(--text-dim);text-align:center;line-height:1.8;
}
.footer a{color:var(--accent);text-decoration:none}
.footer a:hover{text-decoration:underline}

/* === 404 page === */
.error-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:80vh;text-align:center}
.error-code{
  font-family:var(--mono);font-size:clamp(6rem,15vw,10rem);
  font-weight:700;color:transparent;
  -webkit-text-stroke:2px var(--border);line-height:1;
  margin-bottom:16px;
}
.error-msg{font-size:20px;color:var(--text);margin-bottom:32px}
.error-back{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 28px;border-radius:8px;border:1px solid var(--accent);
  color:var(--accent);text-decoration:none;font-family:var(--mono);font-size:14px;
  transition:background .2s;
}
.error-back:hover{background:var(--accent-dim)}
.error-back::before{content:'$'}

/* === Responsive === */
@media(max-width:640px){
  .container{padding:24px 16px}
  .brand{padding:20px 0 32px}
  .hero{padding:48px 0 40px}
  .card-grid{grid-template-columns:1fr}
}

/* === Markdown body responsive & code-block decorations === */
/* Allow the MD viewer to use the full window width on large screens. */
.md-layout{max-width:100%}
.md-main{max-width:100%;overflow-wrap:anywhere;word-break:break-word}
.md-body{overflow-wrap:anywhere;word-break:break-word}
/* Tables: wrap cell content + horizontal scroll only when really unavoidable */
.md-body table{display:block;overflow-x:auto;white-space:nowrap;max-width:100%}
.md-body th,.md-body td{white-space:normal;vertical-align:top}
.md-body thead th{white-space:nowrap}
/* Inline code also breaks when needed */
.md-body code{word-break:break-word}

/* Code block container with header (mac dots + label + copy button) */
.code-block{
  position:relative;margin:1em 0;border-radius:8px;overflow:hidden;
  border:1px solid var(--border);background:var(--surface);
}
.code-block .code-header{
  display:flex;align-items:center;gap:12px;
  padding:8px 12px;background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--border);
  font-family:var(--mono);font-size:12px;color:var(--text-dim);
}
.code-block .code-dots{display:inline-flex;gap:6px}
.code-block .code-dots .dot{width:12px;height:12px;border-radius:50%;display:inline-block}
.code-block .dot-red{background:#ff5f56}
.code-block .dot-yellow{background:#ffbd2e}
.code-block .dot-green{background:#27c93f}
.code-block .code-label{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--text-bright);font-weight:600;
}
.code-block .code-icon{
  display:inline-flex;align-items:center;gap:2px;color:var(--accent);
  font-size:13px;letter-spacing:.5px;
}
.code-block .code-lang{
  text-transform:uppercase;letter-spacing:.5px;
  color:var(--text-dim);font-weight:500;font-size:11px;
  padding:1px 6px;border:1px solid var(--border);border-radius:4px;
}
.code-block .code-toolbar{margin-left:auto}
.code-block .code-copy{
  background:transparent;color:var(--text-dim);
  border:1px solid var(--border);border-radius:4px;
  padding:2px 10px;font-family:var(--mono);font-size:11px;
  cursor:pointer;transition:all .15s;text-transform:lowercase;
}
.code-block .code-copy:hover{color:var(--accent);border-color:var(--accent)}
/* Reset pre/code styling inside .code-block so hljs theme is clean */
.code-block pre{margin:0;padding:14px 18px;border:none;border-radius:0;background:transparent}
.code-block pre code{padding:0;background:none;border:none;color:inherit;font-size:13px;line-height:1.6}
/* Make the standalone <pre> (when not wrapped) also display nicely */
.md-body > pre{position:relative}
/* Mobile tweaks: hide the bottom scrollbar noise; keep dots compact */
@media(max-width:640px){
  .code-block .code-lang{display:none}
  .code-block .code-copy{padding:2px 8px}
}

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