/* ==========================================================================
   Socratic CPG — shared stylesheet
   Design tokens: navy #132242 / bronze #B8783E /#D9A15F (brand-locked),
   cool paper neutrals (deliberately not warm cream), hairline dividers.
   Type: Bricolage Grotesque (display/UI) + Newsreader (reading serif).
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,500;12..96,600;12..96,700&family=Newsreader:ital,wght@0,400;0,500;0,600;1,400;1,500&display=swap');

:root {
  /* light theme (default) */
  --ink: #132242;
  --ink-soft: #47536E;
  --ink-faint: #6F7A93;
  --paper: #EEF0F5;
  --surface: #FBFBFD;
  --surface-raised: #FFFFFF;
  --line: #D6DAE4;
  --line-strong: #B9C0D0;
  --accent: #B8783E;
  --accent-strong: #8F5E2F;
  --accent-soft: #D9A15F;
  --accent-wash: #F1E4D3;
  --focus: #8F5E2F;

  --font-display: 'Bricolage Grotesque', 'Segoe UI', Arial, sans-serif;
  --font-body: 'Newsreader', Georgia, 'Times New Roman', serif;

  --measure: 66ch;
  --shell: 1160px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #E7E9F0;
    --ink-soft: #B0B7CB;
    --ink-faint: #7E87A0;
    --paper: #0B1220;
    --surface: #101A2E;
    --surface-raised: #14203A;
    --line: #253253;
    --line-strong: #34426A;
    --accent: #D9A15F;
    --accent-strong: #E8BC85;
    --accent-soft: #B8783E;
    --accent-wash: #23324F;
    --focus: #D9A15F;
  }
}

:root[data-theme="dark"] {
  --ink: #E7E9F0;
  --ink-soft: #B0B7CB;
  --ink-faint: #7E87A0;
  --paper: #0B1220;
  --surface: #101A2E;
  --surface-raised: #14203A;
  --line: #253253;
  --line-strong: #34426A;
  --accent: #D9A15F;
  --accent-strong: #E8BC85;
  --accent-soft: #B8783E;
  --accent-wash: #23324F;
  --focus: #D9A15F;
}

* { box-sizing: border-box; }
html { color-scheme: light dark; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; }

a { color: inherit; }

::selection { background: var(--accent-wash); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0;
  text-wrap: balance;
  letter-spacing: -0.01em;
}

p { margin: 0; }

.eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.shell {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 2rem;
}

@media (max-width: 640px) {
  .shell { padding: 0 1.25rem; }
}

/* ---------- header / nav ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.site-header .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.35rem;
  padding-bottom: 1.35rem;
}

.wordmark {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
}

.wordmark .mark-dot {
  color: var(--accent);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  flex-wrap: wrap;
}

.main-nav a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.92rem;
  text-decoration: none;
  color: var(--ink-soft);
  padding: 0.3rem 0;
  border-bottom: 1px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--accent);
}

.nav-toggle { display: none; }

@media (max-width: 860px) {
  .site-header .shell { flex-wrap: wrap; }
  .main-nav { gap: 1.1rem 1.4rem; font-size: .88rem; }
}

/* ---------- buttons / links ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 0.78rem 1.4rem;
  border-radius: 3px;
  border: 1px solid transparent;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover { background: var(--accent-strong); color: #fff; }

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-strong); }

.text-link {
  color: var(--accent-strong);
  text-decoration: underline;
  text-decoration-color: var(--accent-soft);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.text-link:hover { color: var(--ink); }

/* ---------- hero ---------- */

.hero {
  padding: 5.2rem 0 4.4rem;
  border-bottom: 1px solid var(--line);
}

.hero-thesis {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  line-height: 1.08;
  max-width: 17ch;
  color: var(--ink);
}

.hero-thesis em {
  font-family: var(--font-body);
  font-style: italic;
  font-weight: 500;
  color: var(--accent-strong);
}

.hero-sub {
  margin-top: 1.5rem;
  max-width: 58ch;
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--ink-soft);
}

.hero-cta {
  margin-top: 2.1rem;
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.page-hero {
  padding: 3.6rem 0 3rem;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  margin-top: 0.65rem;
  font-size: clamp(1.9rem, 3.6vw, 2.7rem);
  max-width: 20ch;
}

.page-hero .dek {
  margin-top: 1.15rem;
  max-width: var(--measure);
  font-size: 1.13rem;
  color: var(--ink-soft);
}

/* ---------- sections ---------- */

section { padding: 4.2rem 0; }
section + section { border-top: 1px solid var(--line); }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}

.section-head h2 {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  margin-top: 0.5rem;
}

.section-head .dek {
  max-width: 46ch;
  color: var(--ink-soft);
}

/* ---------- practice pair (home) ---------- */

.practice-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (max-width: 760px) {
  .practice-pair { grid-template-columns: 1fr; }
}

.practice-cell {
  background: var(--surface);
  padding: 2.6rem 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.practice-cell h3 {
  font-size: 1.5rem;
}

.practice-cell .practice-kicker {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.practice-cell p { color: var(--ink-soft); }

.practice-cell .text-link { margin-top: 0.3rem; font-family: var(--font-display); font-weight: 600; text-decoration: none; }
.practice-cell .text-link::after { content: " →"; }

/* ---------- scope lists (operations/growth pages) ---------- */

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.6rem 3rem;
}

@media (max-width: 700px) {
  .scope-grid { grid-template-columns: 1fr; }
}

.scope-item h3 {
  font-size: 1.05rem;
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 0.55rem;
}

.scope-item p {
  color: var(--ink-soft);
  font-size: 0.99rem;
}

.rule {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

/* ---------- prose (about / insights / letter) ---------- */

.prose {
  max-width: var(--measure);
}

.prose p { margin-bottom: 1.3rem; color: var(--ink); }
.prose h2 {
  font-size: 1.5rem;
  margin-top: 2.6rem;
  margin-bottom: 1rem;
}
.prose > p:first-of-type { margin-top: 0; }

.pull {
  font-family: var(--font-body);
  font-style: italic;
  font-weight: 500;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--accent-strong);
  border-left: 2px solid var(--accent);
  padding-left: 1.4rem;
  margin: 2.2rem 0;
  max-width: 52ch;
}

.byline {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--ink-faint);
  margin-top: 2.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}

/* ---------- stat / fact row ---------- */

.fact-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.4rem;
}

@media (max-width: 760px) {
  .fact-row { grid-template-columns: 1fr; gap: 2rem; }
}

.fact-row .fact-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2.1rem;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.fact-row .fact-label {
  margin-top: 0.4rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  max-width: 30ch;
}

/* ---------- card list (e.g. workflows, tiers) ---------- */

.card-list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.card-list .card {
  background: var(--surface);
  padding: 1.7rem 2rem;
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 1.1rem;
  align-items: baseline;
}

.card-list .card .idx {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent);
  font-size: 1rem;
}

.card-list .card h3 {
  font-size: 1.02rem;
  margin-bottom: 0.35rem;
}

.card-list .card p { color: var(--ink-soft); font-size: 0.96rem; }

/* ---------- CTA band ---------- */

.cta-band {
  background: var(--ink);
  color: var(--paper);
}

.cta-band .eyebrow { color: var(--accent-soft); }

.cta-band h2 {
  color: var(--paper);
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  max-width: 22ch;
  margin-top: 0.6rem;
}

.cta-band .dek {
  color: #C7CDDD;
  max-width: 48ch;
  margin-top: 1rem;
}

.cta-band .hero-cta { margin-top: 1.9rem; }

.cta-band .btn-primary { background: var(--accent); color: var(--ink); }
.cta-band .btn-primary:hover { background: var(--accent-soft); }
.cta-band .btn-ghost { border-color: #3C4B72; color: var(--paper); }
.cta-band .btn-ghost:hover { border-color: var(--accent-soft); color: var(--accent-soft); }

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 3rem 0 2.6rem;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-brand .wordmark { margin-bottom: 0.7rem; }
.footer-brand p {
  color: var(--ink-faint);
  font-size: 0.9rem;
  max-width: 34ch;
}

.footer-links {
  display: flex;
  gap: 3.2rem;
  flex-wrap: wrap;
}

.footer-links h4 {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.85rem;
}

.footer-links ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.55rem; }
.footer-links a { text-decoration: none; color: var(--ink-soft); font-size: 0.94rem; }
.footer-links a:hover { color: var(--accent-strong); }

.footer-base {
  margin-top: 2.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--ink-faint);
  font-size: 0.82rem;
}

/* ---------- contact page ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
}

@media (max-width: 760px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.3rem 0;
  border-top: 1px solid var(--line);
}
.contact-detail:last-child { border-bottom: 1px solid var(--line); }

.contact-detail .label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.contact-detail .value a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--ink);
}
.contact-detail .value a:hover { color: var(--accent-strong); }

.qualify-box {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.8rem 2rem;
}
.qualify-box h3 { font-size: 1rem; margin-bottom: 0.9rem; }
.qualify-box ul { margin: 0; padding-left: 1.15rem; color: var(--ink-soft); font-size: 0.96rem; display: flex; flex-direction: column; gap: 0.55rem; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}