/* ─── Design tokens ─────────────────────────────────────────────────────── */
:root {
  --navy: #0B1B3B;
  --navy-2: #122a55;
  --navy-soft: #1f3870;
  --offwhite: #F8F8F4;
  --paper: #FFFFFF;
  --ink: #14181F;
  --ink-muted: #4B5563;
  --ink-subtle: #6B7280;
  --rule: #E5E7EB;
  --accent: #D2691E;       /* burnt orange */
  --accent-2: #0E7C7B;     /* muted teal */
  --good: #047857;
  --bad:  #B91C1C;

  --content-max: 720px;
  --hero-max: 980px;
  --wide-max: 1120px;

  --radius: 10px;
  --shadow-sm: 0 1px 2px rgba(11,27,59,0.06);
  --shadow:    0 6px 24px rgba(11,27,59,0.08);

  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  --font-sans:  -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono:  ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ─── Reset ─────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; }

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

body {
  background: var(--offwhite);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Typography ───────────────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--navy);
  letter-spacing: -0.015em;
  line-height: 1.2;
  margin: 1.6em 0 0.5em;
  font-weight: 700;
}
h1 { font-size: clamp(2.0rem, 4vw, 3.0rem); margin-top: 0; }
h2 { font-size: clamp(1.5rem, 3vw, 2.0rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

p { margin: 0 0 1em; }

a { color: var(--navy); text-decoration: underline; text-decoration-color: rgba(11,27,59,0.25); text-underline-offset: 3px; transition: text-decoration-color .15s; }
a:hover { text-decoration-color: var(--accent); }

strong { color: var(--navy); }
em { color: var(--ink-muted); font-style: italic; }

ul, ol { padding-left: 1.4em; margin: 0 0 1em; }
li { margin-bottom: 0.4em; }

blockquote {
  border-left: 3px solid var(--accent);
  margin: 1.5em 0;
  padding: .25em 1.2em;
  color: var(--ink-muted);
  font-style: italic;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: rgba(11,27,59,0.06);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}
pre {
  background: var(--navy);
  color: #E5E7EB;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  padding: 1.1em 1.3em;
  border-radius: var(--radius);
  overflow-x: auto;
  margin: 1.5em 0;
}
pre code { background: transparent; padding: 0; color: inherit; font-size: inherit; }

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2.5rem 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin: 1.5em 0;
}
th, td { padding: 0.6em 0.8em; text-align: left; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { background: rgba(11,27,59,0.04); font-weight: 600; color: var(--navy); }

/* ─── Layout primitives ─────────────────────────────────────────────────── */
.wrap        { max-width: var(--wide-max);    margin-inline: auto; padding: 0 1.25rem; }
.wrap-hero   { max-width: var(--hero-max);    margin-inline: auto; padding: 0 1.25rem; }
.wrap-content{ max-width: var(--content-max); margin-inline: auto; padding: 0 1.25rem; }

.section      { padding-block: clamp(3rem, 6vw, 5rem); }
.section--tight{ padding-block: clamp(2rem, 4vw, 3rem); }
.section--dark{
  background: var(--navy);
  color: #DCE3F0;
}
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section--dark a { color: #C7D2FE; }

/* ─── Header / nav ──────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(248,248,244,0.92);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--rule);
  z-index: 50;
}
.site-header .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--navy);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.brand small { display: block; font-family: var(--font-sans); font-size: 0.7rem; color: var(--ink-subtle); font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 1.4rem; }
.nav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  font-size: 0.95rem;
}
.nav a:hover { color: var(--accent); }
.nav .cta { background: var(--navy); color: #fff; padding: 0.55rem 1rem; border-radius: var(--radius); }
.nav .cta:hover { background: var(--navy-2); color: #fff; }

.hamburger { display: none; background: none; border: 0; cursor: pointer; padding: 0.4rem; }
.hamburger svg { width: 24px; height: 24px; stroke: var(--navy); }

@media (max-width: 800px) {
  .nav { display: none; position: fixed; inset: 64px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); border-bottom: 1px solid var(--rule); padding: 0.5rem 1rem; box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav a { padding: 0.85rem 0.25rem; border-bottom: 1px solid var(--rule); }
  .nav a:last-child { border-bottom: 0; }
  .nav .cta { text-align: center; margin-top: 0.5rem; }
  .hamburger { display: inline-flex; }
}

/* ─── Hero ──────────────────────────────────────────────────────────────── */
.hero {
  padding-block: clamp(3.5rem, 7vw, 6rem);
  border-bottom: 1px solid var(--rule);
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin-bottom: 0.5em;
}
.hero .lede {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--ink-muted);
  max-width: 60ch;
  line-height: 1.55;
}
.hero .ctas { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.6rem; }

/* ─── Buttons ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .08s, background .15s, color .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--navy-2); color: #fff; text-decoration: none; }
.btn-secondary { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-secondary:hover { background: var(--navy); color: #fff; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: #B95B17; color: #fff; }

/* ─── Cards ─────────────────────────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2rem;
}
.card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.6rem;
  transition: transform .12s, box-shadow .15s, border-color .15s;
  text-decoration: none;
  color: inherit;
  display: block;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: rgba(11,27,59,0.25); text-decoration: none; }
.card .eyebrow { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.card h3 { margin: 0.4rem 0 0.4rem; font-size: 1.1rem; }
.card p  { margin: 0; color: var(--ink-muted); font-size: 0.95rem; }
.card .metric { margin-top: 0.8rem; font-size: 0.85rem; color: var(--accent-2); font-weight: 600; }

/* ─── Two-up & three-up ─────────────────────────────────────────────────── */
.split-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.split-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1.5rem; }
@media (max-width: 800px) { .split-2, .split-3 { grid-template-columns: 1fr; } }

/* ─── Eyebrow / metadata ────────────────────────────────────────────────── */
.eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}
.byline { color: var(--ink-subtle); font-size: 0.9rem; margin-bottom: 1.5rem; }
.byline span + span::before { content: " · "; color: var(--rule); padding: 0 0.4em; }

/* ─── Article body ──────────────────────────────────────────────────────── */
.article { padding-block: 3rem; }
.article h1, .article h2, .article h3 { color: var(--navy); }
.article h2 { margin-top: 2.4em; padding-top: 1.2em; border-top: 1px solid var(--rule); }
.article h3 { margin-top: 1.8em; }
.article p, .article li { color: var(--ink); }

.article .pq {                       /* problem/decision/outcome callouts */
  background: var(--paper);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.2rem;
  margin: 1.4rem 0;
}
.article .pq strong { color: var(--accent); display: block; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.2rem; }

/* ─── Quotes / testimonials ─────────────────────────────────────────────── */
.quote {
  background: var(--paper);
  border-radius: var(--radius);
  padding: 1.6rem 1.8rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  line-height: 1.5;
  color: var(--navy);
}
.quote .who { display: block; margin-top: 1rem; font-family: var(--font-sans); font-size: 0.85rem; color: var(--ink-subtle); }

/* ─── Forms ─────────────────────────────────────────────────────────────── */
.form { display: grid; gap: 1rem; max-width: 560px; }
.form label { font-size: 0.9rem; font-weight: 600; color: var(--navy); display: block; margin-bottom: 0.3rem; }
.form input, .form textarea, .form select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  font: inherit;
  background: var(--paper);
}
.form input:focus, .form textarea:focus, .form select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form .row { grid-template-columns: 1fr; } }
.form button[type="submit"] { padding: 0.85rem 1.4rem; }

.note { font-size: 0.85rem; color: var(--ink-subtle); }

/* ─── Newsletter inline ─────────────────────────────────────────────────── */
.newsletter {
  display: flex;
  gap: 0.5rem;
  max-width: 460px;
  margin-top: 1rem;
}
.newsletter input { flex: 1; padding: 0.7rem 0.9rem; border: 1px solid var(--rule); border-radius: var(--radius); }
.section--dark .newsletter input { background: rgba(255,255,255,0.08); color: #fff; border-color: rgba(255,255,255,0.15); }
.section--dark .newsletter input::placeholder { color: rgba(255,255,255,0.5); }

/* ─── Footer ────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--navy);
  color: #C7D2FE;
  padding: 3rem 1.25rem 2rem;
  font-size: 0.92rem;
}
.site-footer a { color: #C7D2FE; text-decoration-color: rgba(199,210,254,0.4); }
.site-footer a:hover { color: #fff; text-decoration-color: var(--accent); }
.site-footer .row { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; max-width: var(--wide-max); margin-inline: auto; }
.site-footer h4 { color: #fff; font-family: var(--font-sans); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; margin: 0 0 1rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: 0.5rem; }
.site-footer .legal { max-width: var(--wide-max); margin: 2rem auto 0; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.1); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: 0.82rem; color: rgba(199,210,254,0.7); }
@media (max-width: 800px) { .site-footer .row { grid-template-columns: 1fr; } }

/* ─── Utility ───────────────────────────────────────────────────────────── */
.text-muted { color: var(--ink-muted); }
.text-subtle { color: var(--ink-subtle); }
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.no-deco { text-decoration: none; }
.metric-big { font-family: var(--font-serif); font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--accent); font-weight: 700; line-height: 1; }
.metric-label { font-size: 0.85rem; color: var(--ink-muted); margin-top: 0.3rem; }

.tag-row { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.6rem 0 0; }
.tag { font-size: 0.75rem; padding: 0.2rem 0.6rem; background: rgba(11,27,59,0.06); border-radius: 999px; color: var(--ink-muted); }

/* ─── Logo wall ─────────────────────────────────────────────────────────── */
.logo-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 1.5rem;
}
.logo-wall .logo-tile {
  background: var(--paper);
  padding: 1.4rem 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 90px;
  transition: filter .2s, transform .2s;
}
.logo-wall .logo-tile:hover { filter: none; transform: scale(1.02); }
.logo-wall .logo-tile span {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.logo-wall .logo-tile span small {
  display: block;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.65rem;
  color: var(--ink-subtle);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 0.25rem;
}
.logo-wall .logo-tile img {
  max-height: 36px;
  width: auto;
  filter: grayscale(100%) opacity(0.85);
  transition: filter .2s;
}
.logo-wall .logo-tile:hover img { filter: grayscale(0%) opacity(1); }