/* ============================================================
   Sync-Align Editorial System
   Aesthetic: precise institutional editorial — ink on paper,
   a single signal accent, generous measure, no decoration that
   doesn't carry meaning. Built for a PE CFO who calls nonsense.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --ink:        #1a1f29;
  --ink-soft:   #3a3f47;
  --ink-faint:  #5a6472;
  --paper:      #ffffff;
  --paper-pure: #f6f7f9;
  --line:       #dde1e8;
  --line-soft:  #e7eaef;
  --signal:     #C8102E;   /* crimson — site accent */
  --signal-ink: #0B2545;   /* navy */
  --navy:       #0B2545;
  --measure:    68ch;
  --gutter:     clamp(1.25rem, 5vw, 4rem);
  --maxw:       1180px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Archivo', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.65;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---------- top rule / masthead ---------- */
.masthead {
  border-bottom: 1px solid var(--line);
  background: var(--paper-pure);
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(1.1) blur(4px);
}
.masthead__inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.brand {
  font-family: 'Archivo', sans-serif;
  font-weight: 800; letter-spacing: -0.02em; font-size: 1.05rem;
  color: var(--navy); text-decoration: none; display: flex; align-items: center; gap: 0.55rem;
}
.brand__mark {
  width: 22px; height: 22px; flex: none;
  display: inline-block; position: relative;
}
.brand__mark::before, .brand__mark::after {
  content: ''; position: absolute; inset: 0; border: 2px solid var(--signal);
}
.brand__mark::before { transform: translate(-3px,-3px); opacity: 0.4; }
.brand__mark::after  { background: var(--paper-pure); }
.brand__mark span {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: 11px; font-weight: 700; color: var(--signal); z-index: 1;
}
.masthead__nav { display: flex; gap: 1.5rem; font-size: 0.82rem; }
.masthead__nav a {
  color: var(--ink-soft); text-decoration: none; text-transform: uppercase;
  letter-spacing: 0.08em; font-weight: 600; transition: color 0.2s;
}
.masthead__nav a:hover { color: var(--signal); }
@media (max-width: 640px){ .masthead__nav { display: none; } }

/* ---------- article shell ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

.article-head {
  padding: clamp(3rem, 8vw, 6rem) 0 2.5rem;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--signal); font-weight: 500;
  display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1.5rem;
}
.kicker::before {
  content: ''; width: 28px; height: 2px; background: var(--signal); display: inline-block;
}
h1.headline {
  font-family: 'Archivo', sans-serif;
  font-weight: 700; letter-spacing: -0.015em;
  font-size: clamp(2.1rem, 5.2vw, 3.55rem);
  line-height: 1.04; color: var(--ink);
  max-width: 20ch;
}
.dek {
  font-family: 'Archivo', sans-serif;
  font-style: italic; font-weight: 400;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  line-height: 1.45; color: var(--ink-soft);
  margin-top: 1.5rem; max-width: 52ch;
}
.byline {
  margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 1.25rem 2rem;
  font-size: 0.8rem; color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace; letter-spacing: 0.02em;
}
.byline strong { color: var(--ink); font-weight: 500; }

/* ---------- body ---------- */
.article-body { padding: 3rem 0 1rem; }
.article-body > * { max-width: var(--measure); }
.article-body p { margin: 0 0 1.4rem; color: var(--ink-soft); }
.article-body p.lede {
  font-size: 1.22rem; line-height: 1.6; color: var(--ink);
  font-weight: 400;
}
.article-body p.lede::first-letter {
  font-family: 'Archivo', sans-serif; font-size: 3.6rem; font-weight: 800;
  float: left; line-height: 0.78; padding: 0.35rem 0.6rem 0 0; color: var(--signal);
}
.article-body h2 {
  font-family: 'Archivo', sans-serif; font-weight: 800; letter-spacing: -0.01em;
  font-size: clamp(1.5rem, 3vw, 2rem); line-height: 1.15;
  margin: 3rem 0 1.1rem; color: var(--ink); padding-top: 0.5rem;
}
.article-body h2 .num {
  font-family: 'JetBrains Mono', monospace; font-size: 0.8rem; color: var(--signal);
  display: block; margin-bottom: 0.4rem; letter-spacing: 0.1em; font-weight: 500;
}
.article-body h3 {
  font-family: 'Archivo', sans-serif; font-weight: 800;
  font-size: 1.12rem; margin: 2rem 0 0.6rem; color: var(--ink);
}
.article-body strong { color: var(--ink); font-weight: 600; }
.article-body a {
  color: var(--signal-ink); text-decoration: none;
  border-bottom: 1px solid rgba(179,54,31,0.35); transition: all 0.2s;
}
.article-body a:hover { border-bottom-color: var(--signal); background: rgba(179,54,31,0.06); }

.article-body ul, .article-body ol { margin: 0 0 1.6rem; padding-left: 0; list-style: none; }
.article-body li {
  position: relative; padding-left: 1.6rem; margin-bottom: 0.7rem; color: var(--ink-soft);
}
.article-body ul li::before {
  content: ''; position: absolute; left: 0; top: 0.62em;
  width: 7px; height: 7px; background: var(--signal); transform: rotate(45deg);
}
.article-body ol { counter-reset: item; }
.article-body ol li { counter-increment: item; }
.article-body ol li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute; left: 0; top: 0; font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem; color: var(--signal); font-weight: 500; line-height: 1.9;
}

/* ---------- pull stat ---------- */
.statline {
  max-width: var(--measure);
  border-left: 3px solid var(--signal); padding: 0.4rem 0 0.4rem 1.5rem;
  margin: 2.4rem 0; 
}
.statline .big {
  font-family: 'Archivo', sans-serif; font-weight: 800; font-size: clamp(2rem,5vw,2.8rem);
  line-height: 1; color: var(--ink); letter-spacing: -0.02em;
}
.statline .cap {
  display: block; margin-top: 0.5rem; font-size: 0.92rem; color: var(--ink-faint);
  line-height: 1.4;
}

/* ---------- framework callout ---------- */
.framework {
  max-width: var(--measure);
  background: var(--paper-pure); border: 1px solid var(--line);
  padding: 1.75rem 1.9rem; margin: 2.4rem 0; position: relative;
}
.framework::before {
  content: 'FRAMEWORK'; position: absolute; top: -0.6rem; left: 1.5rem;
  background: var(--signal); color: #fff; font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem; letter-spacing: 0.16em; padding: 0.25rem 0.6rem;
}
.framework h3 { margin-top: 0.4rem; }
.framework .src {
  font-family: 'JetBrains Mono', monospace; font-size: 0.72rem;
  color: var(--ink-faint); margin-top: 1rem; letter-spacing: 0.04em;
}

/* ---------- FAQ ---------- */
.faq { border-top: 2px solid var(--ink); margin-top: 3.5rem; padding-top: 2.5rem; }
.faq__label {
  font-family: 'JetBrains Mono', monospace; font-size: 0.72rem;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--signal);
  margin-bottom: 1.5rem;
}
.faq__h { font-family: 'Archivo', sans-serif; font-size: 1.8rem; font-weight: 800; margin-bottom: 1.5rem; }
.faq details {
  border-bottom: 1px solid var(--line); padding: 1.1rem 0;
}
.faq summary {
  font-weight: 600; color: var(--ink); cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; gap: 1rem; font-size: 1.05rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+'; font-family: 'JetBrains Mono', monospace; color: var(--signal);
  font-size: 1.3rem; flex: none; transition: transform 0.2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0.9rem 0 0.2rem; color: var(--ink-soft); max-width: none; }

/* ---------- CTA ---------- */
.cta {
  margin: 4rem 0 0; background: var(--ink); color: var(--paper);
  padding: clamp(2.5rem, 6vw, 4rem); position: relative; overflow: hidden;
}
.cta::after {
  content: ''; position: absolute; right: -60px; top: -60px; width: 240px; height: 240px;
  border: 2px solid rgba(179,54,31,0.5); transform: rotate(45deg);
}
.cta__ey {
  font-family: 'JetBrains Mono', monospace; font-size: 0.72rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: #d98b78; margin-bottom: 1rem;
}
.cta h2 {
  font-family: 'Archivo', sans-serif; font-weight: 700; font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.12; max-width: 22ch; color: var(--paper); margin-bottom: 1rem;
}
.cta p { color: #c9c5ba; max-width: 50ch; margin-bottom: 1.8rem; }
.cta__btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: var(--signal); color: #fff; text-decoration: none;
  font-weight: 600; padding: 0.85rem 1.6rem; font-size: 0.95rem;
  transition: background 0.2s; position: relative; z-index: 1;
}
.cta__btn:hover { background: #c9421f; }
.cta__btn span { font-family: 'JetBrains Mono', monospace; }
.cta__sub {
  margin-top: 1rem; font-size: 0.8rem; color: #9a968c;
  font-family: 'JetBrains Mono', monospace;
}
.cta__sub a { color: #d98b78; }

/* ---------- related ---------- */
.related { padding: 3rem 0 1rem; }
.related__label {
  font-family: 'JetBrains Mono', monospace; font-size: 0.72rem;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint);
  margin-bottom: 1.5rem;
}
.related__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.related__card {
  background: var(--paper-pure); padding: 1.5rem; text-decoration: none; color: var(--ink);
  transition: background 0.2s; display: block;
}
.related__card:hover { background: #fff; }
.related__card .rk {
  font-family: 'JetBrains Mono', monospace; font-size: 0.68rem; color: var(--signal);
  letter-spacing: 0.1em; margin-bottom: 0.5rem;
}
.related__card .rt {
  font-family: 'Archivo', sans-serif; font-size: 1.08rem; font-weight: 800; line-height: 1.25;
}

/* ---------- footer ---------- */
.foot {
  border-top: 1px solid var(--line); margin-top: 4rem; padding: 2.5rem 0;
  font-size: 0.8rem; color: var(--ink-faint);
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  font-family: 'JetBrains Mono', monospace; letter-spacing: 0.02em;
}
.foot a { color: var(--ink-soft); text-decoration: none; }
.foot a:hover { color: var(--signal); }

/* progress bar */
.progress { position: fixed; top: 0; left: 0; height: 2px; background: var(--signal); width: 0; z-index: 100; transition: width 0.1s; }

/* reveal */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* active nav state */
.masthead__nav a.active { color: var(--signal); }
.masthead__nav a.active::after { content: ''; display:block; height:2px; background:var(--signal); margin-top:2px; }

.brand{color:#0B2545 !important;font-weight:800 !important;font-size:1.15rem !important;}
.brand{gap:0 !important;}
.brand__dot{color:#C8102E;margin-left:-1px;}