:root{
  --ek-max: 720px;
  --ek-wide: 1040px;

  --ek-fg: #111;
  --ek-muted: #666;
  --ek-bg: #fff;
  --ek-accent: #0a84ff;
  --ek-border: rgba(0,0,0,.08);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  color:var(--ek-fg);
  background:var(--ek-bg);
  text-rendering:optimizeLegibility;
}

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

.ek-wrap{ max-width: var(--ek-wide); margin:0 auto; padding: 24px; }
.ek-content{ max-width: var(--ek-max); margin: 0 auto; }

header.site-header{
  border-bottom:1px solid var(--ek-border);
}
.site-title{
  font-size: 18px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0;
}
.site-topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.site-nav a{ margin-right: 14px; color: var(--ek-fg); opacity:.8; }
.site-nav a:hover{ opacity:1; }

.ek-btn{
  border:1px solid var(--ek-border);
  background: transparent;
  color: var(--ek-fg);
  border-radius: 999px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 14px;
  opacity: .9;
}
.ek-btn:hover{ opacity:1; }

article{ padding: 28px 0 64px; }
article h1{ margin: 18px 0 10px; }

.meta{
  color: var(--ek-muted);
  font-size: 16px;
  margin: 0 0 28px;
}

.ek-prose p{ margin: 0 0 18px; }
.ek-prose h2, .ek-prose h3{ margin: 46px 0 12px; }

.ek-prose blockquote{
  margin: 28px 0;
  padding: 18px 18px;
  border-left: 4px solid var(--ek-border);
  background: rgba(0,0,0,.02);
  font-size: 22px;
  line-height: 1.6;
}

.ek-callout{
  border:1px solid var(--ek-border);
  border-radius: 14px;
  padding: 18px;
  margin: 22px 0;
}
.ek-callout strong{
  letter-spacing:.04em;
  text-transform:uppercase;
  font-size: 14px;
  color: var(--ek-muted);
}

.ek-toc{
  border:1px solid var(--ek-border);
  border-radius: 14px;
  padding: 18px;
  margin: 18px 0 26px;
}
.ek-toc h2{
  margin:0 0 10px;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing:.08em;
  color: var(--ek-muted);
}
.ek-toc a{ display:block; padding:6px 0; color: var(--ek-fg); opacity:.85; }
.ek-toc a:hover{ opacity:1; }

.ek-related{
  margin-top: 44px;
  padding-top: 18px;
  border-top: 1px solid var(--ek-border);
}
.ek-related h2{
  margin:0 0 12px;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing:.08em;
  color: var(--ek-muted);
}
.ek-related a{ display:block; padding:8px 0; }

footer.site-footer{
  border-top:1px solid var(--ek-border);
  color: var(--ek-muted);
  font-size: 14px;
  padding: 24px 0;
}

/* THEME TOGGLING */
/* System preference if user hasn't chosen */
@media (prefers-color-scheme: dark){
  :root{
    --ek-fg: #f5f5f5;
    --ek-muted: #aaaaaa;
    --ek-bg: #0e0e0e;
    --ek-accent: #5aa9ff;
    --ek-border: rgba(255,255,255,.12);
  }
  .ek-prose blockquote{ background: rgba(255,255,255,.04); }
}

/* Forced by toggle */
html[data-ek-theme="dark"]{
  --ek-fg: #f5f5f5;
  --ek-muted: #aaaaaa;
  --ek-bg: #0e0e0e;
  --ek-accent: #5aa9ff;
  --ek-border: rgba(255,255,255,.12);
}
html[data-ek-theme="dark"] .ek-prose blockquote{ background: rgba(255,255,255,.04); }

html[data-ek-theme="light"]{
  --ek-fg: #111;
  --ek-muted: #666;
  --ek-bg: #fff;
  --ek-accent: #0a84ff;
  --ek-border: rgba(0,0,0,.08);
}

@media (max-width: 640px){
  .ek-wrap{ padding: 18px; }
  body{ font-size: 18px; }
  .ek-prose blockquote{ font-size: 20px; }
}