/* article.css — Harrison Consulting article pages */

:root{
  --navy:#0A1628;
  --navy-2:#1B3A6B;
  --paper:#FAFAF8;
  --gray:#f3efe6;
  --ink:#1A1A1A;
  --ink-2:#3a3a3a;
  --ink-3:#6a6a6a;
  --rule:#e4e2dc;
  --rule-strong:#cdcac1;
  --terracotta:#4E8FCC;
  --max:1240px;
  --gutter:32px;
  --prose-max:680px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  background:var(--paper);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  font-size:16px;
  line-height:1.6;
}
a{color:inherit}
.ph{color:#9a958a;font-style:italic}

/* ---------- CONTAINER ---------- */
.art-container{
  max-width:var(--max);
  margin:0 auto;
  padding:0 var(--gutter);
}
@media(max-width:600px){
  .art-container{padding:0 20px}
}

/* ---------- NAV ---------- */
.art-nav{
  position:sticky;top:0;z-index:50;
  background:var(--navy);
  color:#fff;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.art-nav__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:64px;
}
.art-brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:inherit;
}
.art-brand__mark{
  width:32px;height:32px;
  border-radius:4px;
  background:#fff;
  color:var(--navy);
  display:flex;align-items:center;justify-content:center;
  font-family:'Fraunces',Georgia,serif;
  font-size:16px;font-weight:500;
  flex-shrink:0;
}
.art-brand__name{
  font-family:'Fraunces',Georgia,serif;
  font-weight:500;font-size:18px;
  letter-spacing:-.01em;
}
.art-brand__name span{opacity:.55;font-weight:400}
.art-nav__back{
  font-size:14px;
  text-decoration:none;
  color:rgba(255,255,255,.7);
  display:flex;align-items:center;gap:6px;
  transition:color .15s;
}
.art-nav__back:hover{color:#fff}
@media(max-width:480px){
  .art-brand__name{display:none}
}

/* ---------- HERO ---------- */
.art-hero{
  padding:72px 0 56px;
  border-bottom:1px solid var(--rule);
}
.art-tag{
  display:inline-flex;align-items:center;gap:7px;
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  text-decoration:none;
  color:var(--ink-2);
  margin-bottom:24px;
}
.art-tag__dot{
  width:7px;height:7px;border-radius:50%;
  flex-shrink:0;
}
.art-title{
  font-family:'Fraunces',Georgia,serif;
  font-optical-sizing:auto;
  font-weight:300;
  font-size:clamp(28px,4vw,48px);
  line-height:1.1;
  letter-spacing:-.025em;
  color:var(--ink);
  margin:0 0 20px;
  max-width:860px;
}
.art-lede{
  font-size:18px;
  line-height:1.55;
  color:var(--ink-2);
  font-weight:300;
  max-width:720px;
  margin:0 0 36px;
}
.art-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding-top:24px;
  border-top:1px solid var(--rule);
}
.art-meta__author{
  display:flex;align-items:center;gap:12px;
}
.art-avatar{
  width:40px;height:40px;border-radius:50%;
  background:var(--gray);
  display:flex;align-items:center;justify-content:center;
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:12px;letter-spacing:.05em;
  color:var(--ink-2);
  flex-shrink:0;
  overflow:hidden;
}
.art-avatar img{
  width:100%;height:100%;
  display:block;
  object-fit:cover;
  object-position:center 20%;
}
.art-byline{
  font-weight:500;font-size:15px;
  color:var(--ink);
}
.art-role{
  font-size:13px;color:var(--ink-3);margin-top:2px;
}
.art-meta__info{
  display:flex;align-items:center;gap:12px;
}
.art-meta__item{
  display:flex;align-items:center;gap:5px;
  font-size:13px;
}
.art-meta__k{
  color:var(--ink-3);
}
.art-meta__v{
  color:var(--ink-2);
  font-weight:500;
}
.art-meta__divider{
  width:4px;height:4px;border-radius:50%;
  background:var(--rule-strong);
}

/* ---------- BODY GRID ---------- */
.art-body{
  padding:64px 0 80px;
}
.art-body__grid{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:0 64px;
  align-items:start;
}
@media(max-width:900px){
  .art-body__grid{
    grid-template-columns:1fr;
    gap:0;
  }
}

/* ---------- TOC ---------- */
.art-toc{
  position:sticky;
  top:88px;
}
.art-toc__label{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);
  margin-bottom:14px;
}
.art-toc ol{
  margin:0;padding:0;list-style:none;
  border-left:2px solid var(--rule);
}
.art-toc ol li{
  margin:0;
}
.art-toc a{
  display:block;
  padding:6px 0 6px 14px;
  font-size:13px;
  color:var(--ink-3);
  text-decoration:none;
  transition:color .15s;
  border-left:2px solid transparent;
  margin-left:-2px;
  line-height:1.4;
}
.art-toc a:hover{color:var(--ink)}
.art-toc a.active{
  color:var(--ink);
  border-left-color:var(--ink);
  font-weight:500;
}
@media(max-width:900px){
  .art-toc{
    position:static;
    border:1px solid var(--rule);
    border-radius:6px;
    padding:20px 20px 20px 20px;
    margin-bottom:48px;
  }
  .art-toc ol{
    border-left:none;
  }
  .art-toc a{
    padding:5px 0;
    border-left:none;
    margin-left:0;
  }
}

/* ---------- PROSE ---------- */
.art-prose{
  min-width:0;
  max-width:var(--prose-max);
}
.art-prose__lede{
  font-size:18px;
  line-height:1.6;
  color:var(--ink-2);
  font-weight:300;
  margin:0 0 32px;
}
.art-prose h2{
  font-family:'Fraunces',Georgia,serif;
  font-optical-sizing:auto;
  font-weight:400;
  font-size:clamp(20px,2.4vw,26px);
  letter-spacing:-.02em;
  line-height:1.2;
  color:var(--ink);
  margin:48px 0 16px;
  padding-top:0;
}
.art-prose h3{
  font-family:'Fraunces',Georgia,serif;
  font-weight:400;
  font-size:20px;
  letter-spacing:-.015em;
  line-height:1.3;
  color:var(--ink);
  margin:32px 0 12px;
}
.art-prose p{
  margin:0 0 20px;
  color:var(--ink-2);
  font-size:16px;
  line-height:1.7;
}
.art-prose strong{
  color:var(--ink);
  font-weight:600;
}

/* ---------- CALLOUT ---------- */
.art-callout{
  background:var(--gray);
  border-left:3px solid var(--ink);
  border-radius:0 6px 6px 0;
  padding:20px 24px;
  margin:32px 0;
}
.art-callout__tag{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-2);
  margin-bottom:10px;
}
.art-callout p{
  margin:0;
  font-size:15px;
  line-height:1.6;
  color:var(--ink-2);
}

/* ---------- PULL QUOTE ---------- */
.art-pull{
  border-top:2px solid var(--ink);
  padding:20px 0 0;
  margin:32px 0;
}
.art-pull p{
  font-family:'Fraunces',Georgia,serif;
  font-optical-sizing:auto;
  font-size:20px;
  font-weight:300;
  line-height:1.4;
  letter-spacing:-.015em;
  color:var(--ink);
  margin:0;
}

/* ---------- LISTS ---------- */
.art-list{
  margin:0 0 24px;
  padding-left:0;
  list-style:none;
}
.art-list li{
  position:relative;
  padding-left:20px;
  margin-bottom:10px;
  font-size:16px;
  line-height:1.6;
  color:var(--ink-2);
}
.art-list li::before{
  content:'—';
  position:absolute;left:0;
  color:var(--ink-3);
}
.art-list-num{
  margin:0 0 24px;
  padding-left:0;
  counter-reset:list;
  list-style:none;
}
.art-list-num li{
  position:relative;
  padding-left:28px;
  margin-bottom:12px;
  font-size:16px;
  line-height:1.6;
  color:var(--ink-2);
  counter-increment:list;
}
.art-list-num li::before{
  content:counter(list);
  position:absolute;left:0;
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:11px;
  color:var(--ink-3);
  top:4px;
}

/* ---------- TABLE ---------- */
.art-table{
  width:100%;
  border-collapse:collapse;
  font-size:14px;
  margin:24px 0;
}
.art-table th{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-2);
  text-align:left;
  padding:10px 14px;
  border-bottom:2px solid var(--ink);
  white-space:nowrap;
}
.art-table td{
  padding:12px 14px;
  border-bottom:1px solid var(--rule);
  color:var(--ink-2);
  vertical-align:top;
  line-height:1.5;
}
.art-table tr:last-child td{border-bottom:none}

/* ---------- LEVEL BADGE ---------- */
.art-level{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;
  border-radius:4px;
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:12px;font-weight:500;
}
.art-level--a{background:#e8f1fa;color:#1B3A6B}
.art-level--b{background:#fdf3ec;color:#8c3a0e}
.art-level--c{background:#edf7ed;color:#2d6e2d}

/* ---------- COMP CARD ---------- */
.art-comp-card{
  display:grid;
  grid-template-columns:48px 1fr;
  gap:0 20px;
  border:1px solid var(--rule);
  border-radius:8px;
  padding:20px 20px 20px 0;
  margin:20px 0;
  align-items:start;
}
.art-comp-card__code{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:13px;font-weight:500;
  color:var(--ink-3);
  padding-top:2px;
  text-align:center;
}
.art-comp-card__body h3{
  font-size:15px;font-weight:600;
  color:var(--ink);
  margin:0 0 8px;
  letter-spacing:0;
}
.art-comp-card__body p{
  font-size:14px;
  line-height:1.6;
  color:var(--ink-2);
  margin:0;
}

/* ---------- CTA ---------- */
.art-cta{
  background:var(--navy);
  color:#fff;
  border-radius:8px;
  padding:36px 40px;
  margin:48px 0 0;
}
.art-cta__inner{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.art-cta__eyebrow{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.55);
  margin-bottom:10px;
}
.art-cta h3{
  font-family:'Fraunces',Georgia,serif;
  font-optical-sizing:auto;
  font-weight:300;
  font-size:clamp(18px,2.2vw,24px);
  letter-spacing:-.02em;
  line-height:1.25;
  color:#fff;
  margin:0 0 10px;
}
.art-cta p{
  font-size:14px;
  color:rgba(255,255,255,.65);
  margin:0;
  line-height:1.5;
}
.art-btn{
  display:inline-flex;align-items:center;gap:6px;
  background:#fff;
  color:var(--navy);
  font-size:14px;font-weight:600;
  text-decoration:none;
  padding:12px 22px;
  border-radius:4px;
  white-space:nowrap;
  transition:opacity .15s;
  flex-shrink:0;
}
.art-btn:hover{opacity:.88}
.art-btn span{transition:transform .15s}
.art-btn:hover span{transform:translateX(3px)}

/* ---------- RELATED ---------- */
.art-related{
  background:var(--gray);
  padding:64px 0;
  border-top:1px solid var(--rule);
}
.art-related__head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  margin-bottom:32px;
  gap:16px;
  flex-wrap:wrap;
}
.art-related__label{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-2);
}
.art-related__all{
  font-size:14px;
  text-decoration:none;
  border-bottom:1px solid var(--ink);
  padding-bottom:2px;
  transition:color .15s, border-color .15s;
}
.art-related__all:hover{
  color:var(--terracotta);
  border-color:var(--terracotta);
}
.art-related__grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
@media(max-width:640px){
  .art-related__grid{grid-template-columns:1fr}
}
.art-related__card{
  background:#fff;
  border:1px solid var(--rule);
  border-radius:8px;
  padding:24px;
  text-decoration:none;
  display:block;
  transition:border-color .15s, box-shadow .15s;
}
.art-related__card:hover{
  border-color:var(--rule-strong);
  box-shadow:0 4px 16px rgba(0,0,0,.06);
}
.art-related__tag{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-3);
  margin-bottom:10px;
}
.art-related__card h4{
  font-size:16px;font-weight:500;
  line-height:1.35;
  color:var(--ink);
  margin:0 0 12px;
}
.art-related__time{
  font-size:12px;color:var(--ink-3);
}

/* ---------- FOOTER ---------- */
.art-footer{
  background:var(--navy);
  color:#fff;
  padding:40px 0;
}
.art-footer__row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.art-footer .art-brand{
  flex-shrink:0;
}
.art-footer .art-brand__mark{
  background:rgba(255,255,255,.12);
  color:#fff;
}
.art-footer .art-brand__name{
  font-size:16px;
}
.art-footer__links{
  display:flex;align-items:center;gap:24px;
}
.art-footer__links a{
  font-size:14px;
  text-decoration:none;
  color:rgba(255,255,255,.6);
  transition:color .15s;
}
.art-footer__links a:hover{color:#fff}
.art-footer__copy{
  font-size:13px;
  color:rgba(255,255,255,.4);
}
@media(max-width:700px){
  .art-footer__row{flex-direction:column;align-items:flex-start;gap:16px}
  .art-footer__copy{margin-top:8px}
}