/* ==========================================================================
   Bradley Hankins Consulting — Design System v3
   Ink / amber / warm-ivory palette. Systematic spacing scale. Editorial
   band rhythm carried over from v2, retinted and tightened.
   ========================================================================== */

:root {
  /* ---- Color: ink / amber / warm ivory ---- */
  --navy: #14171F;            /* ink — headings, primary dark */
  --navy-deep: #0E1015;       /* deep ink — hero/footer background */
  --navy-mid: #1D212B;        /* ink-soft — dark-band secondary surfaces */
  --blue: #9C5419;            /* amber-deep — links/accents on light bg, AA-safe */
  --blue-light: #C97A2E;      /* amber-mid — hover states on light bg */
  --sky: #F5B95C;             /* amber-bright — accents/icons on dark bg */
  --slate: #363B46;           /* body text on light bg */
  --slate-light: #B9AE97;     /* warm light gray — dark-bg labels only */
  --muted: #655F52;           /* secondary text on light bg, ~5.6:1 AA */
  --paper: #F5F1E8;           /* warm ivory — page background */
  --paper-alt: #ECE4D4;       /* warm ivory-alt — banded sections */
  --white: #ffffff;
  --line: #E4DCC9;            /* warm border */
  --line-on-dark: rgba(255,255,255,0.14);
  --text-on-dark: rgba(245,241,232,0.78);
  --text-on-dark-hi: #F5F1E8;

  --font-display: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --container: 1180px;
  --radius: 10px;
  --radius-lg: 16px;

  /* ---- Spacing scale ---- */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 48px;
  --space-9: 64px;
  --space-10: 96px;
  --space-11: 128px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--slate);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
}
h1 { font-size: clamp(2.6rem, 5.2vw, 4.4rem); }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); }
h3 { font-size: 1.3rem; font-weight: 600; }
p { color: var(--slate); }
strong { color: var(--navy); font-weight: 600; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---- Band rhythm: alternating light/dark full-width sections ---- */
.band { padding: var(--space-10) 0; position: relative; }
.band.tight { padding: var(--space-9) 0; }
.band-alt { background: var(--paper-alt); }
.band-dark {
  background: var(--navy-deep);
  background-image: radial-gradient(ellipse 900px 500px at 15% 0%, rgba(156,84,25,0.30), transparent 60%),
                     radial-gradient(ellipse 700px 500px at 100% 100%, rgba(245,185,92,0.16), transparent 60%);
}
.band-dark h1, .band-dark h2, .band-dark h3, .band-dark h4 { color: var(--text-on-dark-hi); }
.band-dark p { color: var(--text-on-dark); }
.band-dark .eyebrow { color: var(--sky); }
.band-dark .eyebrow::before, .band-dark .eyebrow::after { background: var(--sky); }

/* ---- Hero split (icon/portrait + copy), replaces fragile inline padding hacks ---- */
.band-hero-split { padding-bottom: 0; }
.band-hero-split .split { align-items: end; padding-bottom: 0; }
.band-hero-split .split > *:first-child { padding-bottom: var(--space-9); }

/* ---- Eyebrow label ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: var(--space-5);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--blue); border-radius: 2px; }

.lede { font-size: 1.15rem; color: var(--slate); max-width: 620px; margin-top: var(--space-5); }
.band-dark .lede { color: var(--text-on-dark); }

.text-accent { color: var(--blue); }
.text-underline { text-decoration: underline; text-decoration-color: var(--blue); text-decoration-thickness: 3px; text-underline-offset: 6px; }

/* ---- Flow-line motif ---- */
.flow-divider { display: flex; align-items: center; gap: 10px; margin: var(--space-2) 0 var(--space-7); }
.flow-divider .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); flex-shrink: 0; }
.flow-divider .ln { flex: 1; height: 1px; background: var(--line); max-width: 60px; }
.band-dark .flow-divider .ln { background: var(--line-on-dark); }

/* ---- Header / Nav ---- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245,241,232,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.2s ease;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 28px;
  max-width: var(--container);
  margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark { height: 34px; width: 34px; display: block; flex-shrink: 0; }
.brand-word { display: flex; flex-direction: column; line-height: 1.05; }
.brand-word .name { font-family: var(--font-display); font-weight: 700; font-size: 1.04rem; letter-spacing: -0.01em; color: var(--navy); }
.brand-word .sub { font-family: var(--font-display); font-weight: 500; font-size: 0.6rem; letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase; margin-top: 2px; }
footer .brand-word .name { color: var(--white); }
footer .brand-word .sub { color: var(--text-on-dark); }

nav.main-nav ul { display: flex; gap: 34px; align-items: center; }
nav.main-nav a {
  font-size: 0.92rem; font-weight: 500; color: var(--navy);
  transition: color 0.2s ease;
  position: relative;
  padding: 4px 0;
}
nav.main-nav a:hover, nav.main-nav a.active { color: var(--blue); }
nav.main-nav a.active::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -20px;
  height: 2px; background: var(--blue); border-radius: 2px;
}

.nav-cta { display: inline-flex; align-items: center; gap: var(--space-2); }
.nav-toggle {
  display: none;
  background: transparent; border: 1px solid var(--line);
  border-radius: 8px; width: 40px; height: 40px;
  color: var(--navy); font-size: 1.1rem;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.94rem;
  font-family: var(--font-display);
  border: 1.5px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--blue); transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(156,84,25,0.45); }
.btn-secondary { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-secondary:hover { background: var(--navy); color: var(--white); transform: translateY(-2px); }
.band-dark .btn-primary { background: var(--sky); color: var(--navy-deep); }
.band-dark .btn-primary:hover { background: var(--white); color: var(--navy-deep); }
.band-dark .btn-secondary { border-color: rgba(255,255,255,0.4); color: var(--white); }
.band-dark .btn-secondary:hover { background: rgba(255,255,255,0.1); }
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* ---- Section head ---- */
.section-head { max-width: 680px; margin-bottom: var(--space-8); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }
.section-head p { font-size: 1.05rem; margin-top: var(--space-3); }

/* ---- Grid ---- */
.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---- Split (asymmetric two-column) ---- */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-9); align-items: center; }
.split.reverse { grid-template-columns: 0.9fr 1.1fr; }
.split.reverse > *:first-child { order: 2; }
.split.wide { grid-template-columns: 1.4fr 0.6fr; }

/* ---- Flat cards ---- */
.flat-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
  border-radius: var(--radius);
  padding: var(--space-7);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.flat-card:hover { transform: translateY(-3px); box-shadow: 0 20px 40px -24px rgba(20,23,31,0.25); }
.flat-card .num {
  font-family: var(--font-display);
  font-size: 0.78rem; font-weight: 700; color: var(--blue);
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
  display: block;
}
.flat-card h3 { margin-bottom: var(--space-3); font-size: 1.15rem; }
.flat-card p { font-size: 0.95rem; }

.band-dark .flat-card { background: rgba(255,255,255,0.04); border-color: var(--line-on-dark); border-top-color: var(--sky); }
.band-dark .flat-card h3 { color: var(--white); }
.band-dark .flat-card p { color: var(--text-on-dark); }

/* ---- Timeline ---- */
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.timeline::before {
  content: "";
  position: absolute; top: 22px; left: 5%; right: 5%;
  height: 1px; background: var(--line);
}
.band-dark .timeline::before { background: var(--line-on-dark); }
.timeline-step { padding: 0 var(--space-5) 0 0; position: relative; }
.timeline-step .node {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--navy); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.95rem;
  margin-bottom: var(--space-5); position: relative; z-index: 1;
}
.band-dark .timeline-step .node { background: var(--sky); color: var(--navy-deep); }
.timeline-step h3 { font-size: 1.05rem; margin-bottom: var(--space-2); }
.timeline-step p { font-size: 0.9rem; }

/* ---- Stat row ---- */
.stat-row { display: flex; gap: var(--space-8); flex-wrap: wrap; }
.stat-row .stat b {
  display: block; font-family: var(--font-display); font-size: 2rem; color: var(--navy);
  font-weight: 700;
}
.stat-row .stat span { font-size: 0.85rem; color: var(--muted); }
.band-dark .stat-row .stat b { color: var(--white); }
.band-dark .stat-row .stat span { color: var(--text-on-dark); }

/* ---- Statement / pull-quote block ---- */
.statement {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 600;
  color: var(--navy);
  line-height: 1.35;
  max-width: 880px;
}
.band-dark .statement { color: var(--white); }
.statement .accent { color: var(--blue); }
.band-dark .statement .accent { color: var(--sky); }

/* ---- Pricing / info panel ---- */
.info-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
}
.band-dark .info-panel { background: rgba(255,255,255,0.05); border-color: var(--line-on-dark); }
.band-dark .info-panel h4 { color: var(--white); }
.info-panel h4 { font-family: var(--font-display); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue); margin-bottom: var(--space-5); }
.info-panel .item { padding: var(--space-4) 0; border-bottom: 1px solid var(--line); }
.band-dark .info-panel .item { border-bottom-color: var(--line-on-dark); }
.info-panel .item:last-child { border-bottom: none; padding-bottom: 0; }
.info-panel .item b { display: block; color: var(--navy); font-size: 0.98rem; margin-bottom: var(--space-1); }
.band-dark .info-panel .item b { color: var(--white); }
.info-panel .item span { font-size: 0.86rem; color: var(--muted); }
.band-dark .info-panel .item span { color: var(--text-on-dark); }

/* ---- Pricing cards ---- */
.price-tag { font-family: var(--font-display); font-size: 2.1rem; color: var(--navy); margin: var(--space-4) 0 2px; font-weight: 700; }
.price-tag span { font-size: 0.95rem; color: var(--muted); font-weight: 500; }
.price-sub { font-size: 0.85rem; color: var(--muted); margin-bottom: var(--space-5); }
.pricing-highlight { border-top-color: var(--navy); position: relative; }
.pricing-highlight::before {
  content: "MOST COMMON"; position: absolute; top: -12px; right: var(--space-6);
  background: var(--navy); color: var(--white); font-family: var(--font-display);
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em;
  padding: 4px 12px; border-radius: 999px;
}

/* ---- Checklist (hanging-indent bullet, not flex — flex split bold labels
       and following text into separate columns instead of one flowing line) ---- */
.check-list li {
  position: relative;
  padding: var(--space-3) 0 var(--space-3) 20px;
  font-size: 0.96rem; color: var(--slate);
}
.band-dark .check-list li { color: var(--text-on-dark); }
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--space-3) + 8px);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
}
.band-dark .check-list li::before { background: var(--sky); }

/* ---- Pills ---- */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 999px;
  background: var(--paper-alt); border: 1px solid var(--line);
  font-size: 0.82rem; color: var(--navy); font-weight: 500;
}
.band-dark .pill { background: rgba(255,255,255,0.06); border-color: var(--line-on-dark); color: var(--white); }
.pill-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* ---- FAQ ---- */
.faq-item { border-bottom: 1px solid var(--line); }
.band-dark .faq-item { border-bottom-color: var(--line-on-dark); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none;
  padding: var(--space-5) 0; display: flex; justify-content: space-between; align-items: center;
  color: var(--navy); font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
}
.band-dark .faq-q { color: var(--white); }
.faq-q .icon { flex-shrink: 0; width: 22px; height: 22px; position: relative; margin-left: var(--space-5); }
.faq-q .icon::before, .faq-q .icon::after {
  content: ""; position: absolute; background: var(--blue); border-radius: 2px;
  transition: transform 0.25s ease;
}
.band-dark .faq-q .icon::before, .band-dark .faq-q .icon::after { background: var(--sky); }
.faq-q .icon::before { width: 14px; height: 2px; top: 10px; left: 4px; }
.faq-q .icon::after { width: 2px; height: 14px; top: 4px; left: 10px; }
.faq-item.open .faq-q .icon::after { transform: rotate(90deg); opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item.open .faq-a { max-height: 400px; }
.faq-a p { padding-bottom: var(--space-5); color: var(--slate); font-size: 0.96rem; max-width: 660px; }
.band-dark .faq-a p { color: var(--text-on-dark); }

/* ---- CTA band ---- */
.cta-statement { text-align: center; max-width: 720px; margin: 0 auto; }
.cta-statement h2 { margin-bottom: var(--space-4); }
.cta-statement p { margin: 0 auto var(--space-7); }

/* ---- Forms ---- */
.field { margin-bottom: var(--space-5); }
.field label { display: block; font-size: 0.84rem; font-weight: 600; color: var(--navy); margin-bottom: var(--space-2); }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 16px;
  background: var(--white);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  color: var(--navy); font-family: var(--font-body); font-size: 0.95rem;
  transition: border-color 0.2s ease;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blue); }
.field textarea { min-height: 120px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }

/* ---- Calculator ---- */
.calc-result { display: none; margin-top: var(--space-6); padding-top: var(--space-5); border-top: 1px solid var(--line); }
.calc-result.show { display: block; }
.calc-line { display: flex; justify-content: space-between; padding: var(--space-2) 0; font-size: 0.92rem; color: var(--slate); }
.calc-line b { color: var(--navy); }
.calc-yearly { font-family: var(--font-display); font-size: 2.2rem; color: var(--blue); font-weight: 700; }

/* ---- Prose (systematized text-block rhythm — replaces scattered inline
       margin/padding on p/h3 within long-form content) ---- */
.prose { max-width: 760px; }
.prose p { margin-bottom: var(--space-5); font-size: 1rem; }
.prose p:last-child { margin-bottom: 0; }
.prose h3 { margin: var(--space-6) 0 var(--space-3); font-size: 1.15rem; }
.prose h3:first-child { margin-top: 0; }
.prose .fine-print { font-size: 0.92rem; color: var(--muted); font-style: italic; }
.prose a { color: var(--blue); font-weight: 600; }
.prose a:hover { color: var(--blue-light); }

/* ---- Utility ---- */
/* .reveal is visible by default — only hidden pre-animation once .js-anim
   (set by an inline head script) confirms JS actually ran. If main.js fails
   to load for any reason, content stays visible instead of being stuck at
   opacity:0 forever. */
.reveal { transition: opacity 0.6s ease, transform 0.6s ease; }
.js-anim .reveal { opacity: 0; transform: translateY(20px); }
.js-anim .reveal.in { opacity: 1; transform: translateY(0); }
.center { text-align: center; }
.mt-lg { margin-top: var(--space-9); }
.divider { height: 1px; background: var(--line); margin: var(--space-9) 0; }
.tag-list { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-3); }

/* ---- Breadcrumb ---- */
.breadcrumb { font-size: 0.85rem; color: var(--muted); margin-bottom: var(--space-5); }
.breadcrumb a { color: var(--slate); }
.breadcrumb a:hover { color: var(--blue); }
.band-dark .breadcrumb { color: rgba(245,241,232,0.5); }
.band-dark .breadcrumb a { color: rgba(245,241,232,0.75); }

/* ---- Footer ---- */
footer.site-footer { background: var(--navy-deep); padding: var(--space-9) 0 var(--space-6); }
.social-links { display: flex; gap: var(--space-3); margin-top: var(--space-4); }
.social-links a {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,0.06); color: var(--text-on-dark);
  transition: background 0.2s ease, color 0.2s ease;
}
.social-links a:hover { background: var(--sky); color: var(--navy-deep); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--space-8); margin-bottom: var(--space-9); }
.footer-grid h4 { font-family: var(--font-display); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--slate-light); margin-bottom: var(--space-4); }
.footer-grid a, .footer-grid p { font-size: 0.92rem; color: var(--text-on-dark); display: block; margin-bottom: var(--space-2); transition: color 0.2s; }
.footer-grid a:hover { color: var(--sky); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: var(--space-6); border-top: 1px solid var(--line-on-dark);
  font-size: 0.82rem; color: rgba(245,241,232,0.45); flex-wrap: wrap; gap: var(--space-3);
}
.footer-bottom a { color: rgba(245,241,232,0.6); }
.footer-bottom a:hover { color: var(--sky); }

/* ---- Hero graphic ---- */
.hero-graphic { opacity: 0.9; }

/* ---- Disclosure / callout box (fictional-case notices, pull-quotes) ---- */
.disclosure-box {
  border: 1px solid var(--line);
  border-left: 4px solid var(--blue);
  background: var(--paper-alt);
  border-radius: var(--radius);
  padding: var(--space-5) var(--space-6);
  font-size: 0.92rem;
  color: var(--slate);
}
.disclosure-box b { color: var(--navy); }
.band-dark .disclosure-box {
  background: rgba(255,255,255,0.05);
  border-color: var(--line-on-dark);
  border-left-color: var(--sky);
  color: var(--text-on-dark);
}
.band-dark .disclosure-box b { color: var(--white); }
.disclosure-box.quote {
  border-left-color: var(--blue-light);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--navy);
}

/* ---- KPI grid (case-at-a-glance metrics) ---- */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.kpi-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: var(--space-5); text-align: center;
}
.band-dark .kpi-card { background: rgba(255,255,255,0.05); border-color: var(--line-on-dark); }
.kpi-card b {
  display: block; font-family: var(--font-display); font-size: 2rem; font-weight: 700;
  color: var(--blue); line-height: 1.1; margin-bottom: var(--space-2);
}
.band-dark .kpi-card b { color: var(--sky); }
.kpi-card span { font-size: 0.82rem; color: var(--muted); }
.band-dark .kpi-card span { color: var(--text-on-dark); }
.kpi-card.risk b { color: #B3462C; }
.kpi-card.ready b { color: #4E7A4A; }
@media (max-width: 980px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---- Case-study figure (click-to-expand diagrams) ---- */
.case-figure { margin: var(--space-7) 0; }
.case-figure img {
  border-radius: 12px; width: 100%; border: 1px solid var(--line); cursor: zoom-in;
}
.band-dark .case-figure img { border-color: var(--line-on-dark); }
.case-figure figcaption {
  margin-top: var(--space-3); font-size: 0.85rem; color: var(--muted); text-align: center;
}
.band-dark .case-figure figcaption { color: var(--text-on-dark); }
.case-figure .expand-hint { font-size: 0.78rem; color: var(--blue); text-align: center; margin-top: var(--space-2); }
.band-dark .case-figure .expand-hint { color: var(--sky); }

.lightbox-overlay {
  position: fixed; inset: 0; z-index: 500; background: rgba(14,16,21,0.92);
  display: none; align-items: center; justify-content: center; padding: 24px;
  cursor: zoom-out;
}
.lightbox-overlay.open { display: flex; }
.lightbox-overlay img { max-width: 100%; max-height: 100%; border-radius: 8px; cursor: default; }
.lightbox-close {
  position: absolute; top: 20px; right: 24px; width: 42px; height: 42px; border-radius: 10px;
  background: rgba(255,255,255,0.08); border: 1px solid var(--line-on-dark); color: var(--white); font-size: 1.2rem;
}

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .split, .split.reverse, .split.wide { grid-template-columns: 1fr; gap: var(--space-7); }
  .split.reverse > *:first-child { order: 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); gap: var(--space-7); }
  .timeline::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  nav.main-nav { display: none; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
  .field-row { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .band { padding: var(--space-9) 0; }
  .band.tight { padding: var(--space-8) 0; }
  .grid-2, .grid-3, .grid-4, .timeline { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stat-row { gap: var(--space-6); }
  .split { gap: var(--space-6); }
}

/* ---- Mobile nav drawer ---- */
.mobile-nav {
  position: fixed; inset: 0; z-index: 200;
  background: var(--navy-deep);
  display: flex; flex-direction: column;
  padding: 100px 32px 40px;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a { font-family: var(--font-display); font-size: 1.4rem; padding: var(--space-4) 0; border-bottom: 1px solid var(--line-on-dark); color: var(--white); }
.mobile-nav .btn { margin-top: var(--space-6); }
.mobile-close {
  position: absolute; top: 28px; right: 24px;
  width: 42px; height: 42px; border-radius: 10px;
  background: rgba(255,255,255,0.08); border: 1px solid var(--line-on-dark);
  color: var(--white); font-size: 1.2rem;
}