/* Shared stylesheet for article pages — Robert Kehoe */
:root{
  --bg:#0a0b0d;
  --bg-elev:#101216;
  --bg-card:#0f1115;
  --line:#1e2128;
  --line-2:#2a2e37;
  --ink:#e8e8e3;
  --ink-mute:#9ea3ad;
  --ink-dim:#6b7280;
  --accent:oklch(0.82 0.19 145);
  --accent-dim:oklch(0.82 0.19 145 / 0.14);
  --accent-line:oklch(0.82 0.19 145 / 0.35);
  --mono:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans:'Inter Tight', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:400;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
html{scroll-behavior:smooth}
body{font-size:16px;line-height:1.6;letter-spacing:-0.005em}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#0a0b0d}

body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size:80px 80px;
  mask-image:radial-gradient(ellipse at 50% 0%, black 40%, transparent 75%);
}

.wrap{max-width:760px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.wrap-wide{max-width:1180px;margin:0 auto;padding:0 32px;position:relative;z-index:1}

/* ====== NAV ====== */
nav.top{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(10,11,13,0.72);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:64px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:13px;letter-spacing:0.02em;
}
.brand .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 10px var(--accent);
}
.brand strong{font-weight:500;color:var(--ink)}
.brand span{color:var(--ink-dim)}
.nav-back{
  font-family:var(--mono);font-size:12px;letter-spacing:0.04em;
  color:var(--ink-mute);padding:8px 12px;border-radius:6px;
  border:1px solid var(--line);
  transition:color .2s, border-color .2s, background .2s;
}
.nav-back:hover{color:var(--ink);border-color:var(--line-2);background:var(--bg-elev)}

/* ====== ARTICLE HEADER ====== */
article.post{padding:80px 0 40px}
.post-meta{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  font-family:var(--mono);font-size:11px;letter-spacing:0.08em;
  text-transform:uppercase;color:var(--ink-dim);
  margin-bottom:32px;
}
.post-meta .cat{color:var(--accent)}
.post-meta .sep{color:var(--line-2)}
.post-meta time, .post-meta .read{color:var(--ink-dim)}

.post-title{
  font-size:clamp(34px, 4.8vw, 56px);
  font-weight:500;letter-spacing:-0.025em;line-height:1.08;
  margin:0 0 28px;
  text-wrap:balance;
}
.post-deck{
  font-size:22px;line-height:1.45;color:var(--ink-mute);
  font-weight:300;letter-spacing:-0.01em;
  margin:0 0 56px;max-width:58ch;text-wrap:pretty;
}

.byline{
  display:flex;align-items:center;gap:14px;
  padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin-bottom:56px;
}
.byline-img{
  width:44px;height:44px;border-radius:50%;overflow:hidden;
  border:1px solid var(--line);background:var(--bg-elev);flex-shrink:0;
}
.byline-img img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(0.92) contrast(1.02)}
.byline-meta{display:flex;flex-direction:column;gap:2px}
.byline-name{font-size:14px;font-weight:500;color:var(--ink);letter-spacing:-0.01em}
.byline-role{font-family:var(--mono);font-size:11px;letter-spacing:0.06em;color:var(--ink-dim);text-transform:uppercase}

/* ====== BODY ====== */
.post-body{font-size:17.5px;line-height:1.7;color:#d6d7d2}
.post-body p{margin:0 0 24px}
.post-body p:first-child::first-letter{
  font-size:54px;font-weight:500;float:left;line-height:0.9;
  padding:8px 12px 0 0;color:var(--accent);
  font-family:var(--sans);
}
.post-body h2{
  font-size:28px;font-weight:500;letter-spacing:-0.02em;
  color:var(--ink);margin:56px 0 20px;line-height:1.2;
  padding-top:8px;
  position:relative;
}
.post-body h2::before{
  content:"";position:absolute;top:-8px;left:0;width:32px;height:1px;background:var(--accent);
}
.post-body h3{
  font-size:20px;font-weight:500;letter-spacing:-0.01em;
  color:var(--ink);margin:36px 0 12px;line-height:1.3;
}
.post-body strong{color:var(--ink);font-weight:600}
.post-body em{color:var(--ink);font-style:italic}
.post-body a{color:var(--accent);border-bottom:1px solid var(--accent-line);transition:border-color .2s}
.post-body a:hover{border-color:var(--accent)}
.post-body ul, .post-body ol{margin:0 0 24px;padding-left:22px}
.post-body li{margin-bottom:10px}
.post-body li::marker{color:var(--accent)}

.post-body blockquote{
  margin:32px 0;padding:4px 0 4px 24px;
  border-left:2px solid var(--accent);
  font-size:20px;line-height:1.5;color:var(--ink);
  font-weight:400;letter-spacing:-0.01em;
  font-style:normal;
}
.post-body blockquote p{margin:0 0 10px}
.post-body blockquote cite{
  display:block;margin-top:10px;
  font-family:var(--mono);font-size:11px;color:var(--ink-dim);
  letter-spacing:0.06em;text-transform:uppercase;font-style:normal;
}

.callout{
  margin:32px 0;padding:24px 28px;
  border:1px solid var(--line);border-radius:10px;
  background:var(--bg-card);
  display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;
}
.callout .tag{
  font-family:var(--mono);font-size:10px;letter-spacing:0.1em;
  color:var(--accent);text-transform:uppercase;
  padding-top:4px;border-right:1px solid var(--line);padding-right:20px;
  white-space:nowrap;
}
.callout .body{font-size:15.5px;line-height:1.6;color:var(--ink-mute)}
.callout .body strong{color:var(--ink)}

.post-body hr{
  border:none;border-top:1px dashed var(--line);
  margin:48px auto;width:120px;
}

.figure-frame{
  margin:40px 0;padding:28px;
  border:1px solid var(--line);border-radius:12px;background:var(--bg-elev);
}
.figure-frame .flabel{
  font-family:var(--mono);font-size:10px;letter-spacing:0.1em;
  text-transform:uppercase;color:var(--ink-dim);margin-bottom:16px;
}
.figure-frame .flabel span{color:var(--accent);margin-right:8px}

/* table as comparison */
.compare{
  width:100%;border-collapse:collapse;font-size:14px;
  font-family:var(--sans);
}
.compare th, .compare td{
  padding:14px 16px;text-align:left;
  border-bottom:1px solid var(--line);vertical-align:top;
}
.compare th{
  font-family:var(--mono);font-size:11px;letter-spacing:0.08em;
  text-transform:uppercase;color:var(--ink-dim);font-weight:400;
}
.compare td:first-child{color:var(--ink);font-weight:500}
.compare td.good{color:var(--accent)}
.compare td.bad{color:#d6d7d2}
.compare tr:last-child td{border-bottom:none}

/* quote list */
.checklist{
  margin:32px 0;padding:0;list-style:none;
}
.checklist li{
  display:grid;grid-template-columns:24px 1fr;gap:14px;
  padding:14px 0;border-top:1px solid var(--line);
  font-size:16px;line-height:1.55;
}
.checklist li:last-child{border-bottom:1px solid var(--line)}
.checklist .ck{
  font-family:var(--mono);color:var(--accent);font-size:14px;padding-top:2px;
}

/* ====== FOOTER / NEXT ====== */
.post-end{
  max-width:760px;margin:64px auto 0;padding:0 32px;
  position:relative;z-index:1;
}
.end-sig{
  padding:40px 0;border-top:1px solid var(--line);
  display:flex;gap:20px;align-items:center;flex-wrap:wrap;
  justify-content:space-between;
}
.end-sig .sig-left{display:flex;align-items:center;gap:14px}
.end-sig .sig-name{font-size:15px;font-weight:500}
.end-sig .sig-sub{font-family:var(--mono);font-size:11px;letter-spacing:0.05em;color:var(--ink-dim);text-transform:uppercase;margin-top:2px}
.end-sig .sig-cta{
  font-family:var(--mono);font-size:12px;letter-spacing:0.04em;
  color:var(--accent);border:1px solid var(--accent-line);
  padding:10px 16px;border-radius:6px;
  transition:background .2s, color .2s;
}
.end-sig .sig-cta:hover{background:var(--accent);color:#0a0b0d}

.more-reading{
  padding:64px 0 120px;border-top:1px solid var(--line);
  margin-top:40px;
}
.mr-head{
  font-family:var(--mono);font-size:11px;letter-spacing:0.1em;
  text-transform:uppercase;color:var(--ink-dim);margin-bottom:28px;
}
.mr-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;
}
@media (max-width:700px){.mr-grid{grid-template-columns:1fr}}
.mr-card{
  display:flex;flex-direction:column;gap:18px;
  padding:24px;border:1px solid var(--line);border-radius:12px;
  background:var(--bg-card);transition:border-color .2s, transform .2s;
  min-height:180px;
}
.mr-card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.mr-card .meta{
  font-family:var(--mono);font-size:10px;letter-spacing:0.08em;
  text-transform:uppercase;color:var(--accent);
}
.mr-card h4{font-size:17px;font-weight:500;letter-spacing:-0.01em;margin:0;line-height:1.3}
.mr-card .go{margin-top:auto;font-family:var(--mono);font-size:11px;color:var(--ink-mute);letter-spacing:0.04em}
.mr-card .go::after{content:" →";color:var(--accent)}

/* ====== PROGRESS BAR ====== */
.progress{
  position:fixed;top:0;left:0;right:0;height:2px;z-index:60;
  background:transparent;pointer-events:none;
}
.progress-bar{
  height:100%;width:0%;background:var(--accent);
  transition:width .08s linear;
  box-shadow:0 0 8px var(--accent);
}

@media (max-width:600px){
  article.post{padding:40px 0 20px}
  .wrap{padding:0 22px}
  .post-body{font-size:16.5px}
}