:root{
  --bg: #05070a;       /* page background */
  --panel: #0b0f16;    /* content surface */
  --ink: #e9eef7;      /* primary text */
  --muted: #a8b3c7;    /* secondary text */
  --rule: #1b2330;     /* dividers/borders */
  --accent: #ff3b30;   /* warning red */
  --accent2:#ffd60a;   /* caution yellow (sparingly) */
  --link: #7db7ff;
  --visited:#caa6ff;
}

body{
  margin:0;
  padding:26px 0;
  background: radial-gradient(1200px 700px at 50% 0%, #0a1220 0%, var(--bg) 55%);
  color:var(--ink);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size:18px;
  line-height:1.65;
}

#main{
  max-width:860px;
  width:calc(100% - 44px);
  margin:0 auto;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)) , var(--panel);
  border:1px solid var(--rule);
  box-shadow: 0 10px 30px rgba(0,0,0,0.45);
  padding:28px 22px;
  border-radius: 10px;
}

h1,h2,h3{
  font-family: ui-serif, Georgia, "Times New Roman", serif;
  letter-spacing: 0.2px;
}

h1{
  margin:0;
  font-size:1.9em;
  line-height:1.12;
}

.subtitle{
  margin-top:0.35em;
  color:var(--muted);
  font-size:1.05em;
}

hr{
  border:0;
  border-top:1px solid var(--rule);
  margin:1.35em 0;
}

a{ color:var(--link); }
a:visited{ color:var(--visited); }
a:hover{ text-decoration-thickness: 2px; }

p{ margin: 0 0 1em; }

ul,ol{
  margin: 0 0 1em 1.25em;
  padding: 0;
}
li{ margin: 0.25em 0; }

/* The signature hook block */
.hook{
  border:1px solid rgba(255,59,48,0.35);
  background: rgba(255,59,48,0.08);
  border-left: 6px solid var(--accent);
  padding: 14px 14px;
  margin: 1.1em 0 1.25em;
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 1.02em;
}

/* Meta / section label */
.meta{
  border:1px solid var(--rule);
  background: rgba(255,255,255,0.02);
  padding: 12px 12px;
  margin: 1.1em 0;
  border-radius: 8px;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.95em;
}

.label{
  display:inline-block;
  border:1px solid rgba(255,255,255,0.30);
  padding: 2px 8px;
  margin-right: 10px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78em;
  color: var(--ink);
}

.label.warn{
  border-color: rgba(255,59,48,0.55);
  color: var(--accent);
}

/* Navigation */
#navigation{
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  text-align: center;
  font-size: 0.95em;
}

#navigation a{
  color: var(--ink);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid transparent;
}

#navigation a:hover{
  border-color: rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.03);
}

#navigation .sep{
  margin: 0 8px;
  color: #6b778f;
}

#navigation .active{
  font-weight: 800;
  color: var(--ink);
  border: 1px solid rgba(255,255,255,0.22);
  background: rgba(255,255,255,0.03);
  padding: 6px 10px;
  border-radius: 8px;
}