/* =============================================================
   Session Companion — Triangle Visual System
   Shared stylesheet for all pages in the companion microsite.
   Deploy alongside every index.html in the {slug}/ folder.
   ============================================================= */

:root {
  --dark:    #0D1B2A;
  --gold:    #C9A84C;
  --teal:    #028090;
  --coral:   #E07A5F;
  --muted:   #8A9BB0;
  --bg:      #F9F7F4;
  --surface: #FFFFFF;
  --text:    #1A2535;
  --border:  #DDE3EA;
  --max-w:   780px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Georgia, serif;
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.7;
}

/* ── LAYOUT ── */
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── HEADER ── */
.site-header {
  background: var(--dark);
  color: #fff;
  padding: 3rem 1.25rem 2.5rem;
  text-align: center;
}
.site-header .wrap { max-width: var(--max-w); margin: 0 auto; }
.event-label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}
.site-header h1 {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  color: #fff;
}
.site-header h1 em {
  display: block;
  font-style: normal;
  color: var(--gold);
  font-size: 0.7em;
  letter-spacing: 0.06em;
}
.tagline {
  font-size: 1.05rem;
  color: #B8C8D8;
  max-width: 560px;
  margin: 0 auto 1rem;
  line-height: 1.5;
}
.presenter {
  font-size: 0.9rem;
  color: #8A9BB0;
  margin-bottom: 0.4rem;
}
.presenter a { color: var(--gold); text-decoration: none; }
.presenter a:hover { text-decoration: underline; }
.event-meta {
  font-size: 0.8rem;
  color: #6A7F95;
  letter-spacing: 0.04em;
}

/* ── NAVIGATION ── */
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
}
.site-nav a {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2rem;
  font-size: 0.82rem;
  color: var(--text);
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.site-nav a:hover {
  background: var(--dark);
  color: #fff;
  border-color: var(--dark);
}

/* ── SECTION LABELS ── */
.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

/* ── SLIDE BLOCKS ── */
.slide-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.75rem 2rem;
  margin-bottom: 1.25rem;
}
.slide-num {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.slide-block h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.slide-block p { margin-bottom: 0.85rem; }
.slide-block p:last-child { margin-bottom: 0; }

/* ── CALLOUTS ── */
.callout {
  border-left: 4px solid;
  padding: 1rem 1.25rem;
  border-radius: 0 6px 6px 0;
  margin: 1rem 0;
  background: var(--surface);
}
.callout.gold  { border-color: var(--gold);  background: #FBF7EE; }
.callout.teal  { border-color: var(--teal);  background: #EEF7F8; }
.callout.coral { border-color: var(--coral); background: #FBF1EE; }
.callout p { margin: 0; }

/* ── HIGHLIGHT BOX ── */
.highlight-box {
  background: #EEF7F8;
  border-left: 4px solid var(--teal);
  border-radius: 0 6px 6px 0;
  padding: 0.9rem 1.25rem;
  font-style: italic;
  color: var(--dark);
  margin: 0.75rem 0;
  font-size: 0.97rem;
}

/* ── TWO-COLUMN ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1rem 0;
}
@media (max-width: 600px) { .two-col { grid-template-columns: 1fr; } }
.col-dark {
  background: var(--dark);
  color: #fff;
  padding: 1.25rem;
  border-radius: 6px;
}
.col-light {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 1.25rem;
  border-radius: 6px;
}
.col-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.4rem;
}
.col-dark h4, .col-light h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.col-dark p { color: #B8C8D8; font-size: 0.9rem; }
.col-light p { font-size: 0.9rem; }
.lang-tag {
  margin-top: 0.75rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
}

/* ── PROOF TABLE ── */
.proof-table { display: flex; flex-direction: column; gap: 0.6rem; margin: 0.75rem 0; }
.proof-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 1rem;
  align-items: start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
}
@media (max-width: 500px) { .proof-row { grid-template-columns: 1fr; } }
.proof-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding-top: 0.15rem;
}
.proof-label.scope    { color: var(--teal); }
.proof-label.complexity { color: var(--coral); }
.proof-label.outcome  { color: var(--gold); }
.proof-label.scale    { color: #7B5EA7; }
.proof-example { font-size: 0.92rem; font-style: italic; color: var(--dark); }

/* ── DCR GRID ── */
.dcr-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin: 0.75rem 0;
}
@media (max-width: 580px) { .dcr-grid { grid-template-columns: 1fr; } }
.dcr-stage {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.dcr-header {
  padding: 0.5rem 0.9rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
}
.dcr-stage.discovery     .dcr-header { background: var(--teal); }
.dcr-stage.categorization .dcr-header { background: #028090CC; }
.dcr-stage.ranking       .dcr-header { background: var(--coral); }
.dcr-stage.output        .dcr-header { background: #5A6A7A; }
.dcr-body {
  padding: 0.9rem;
  background: var(--surface);
  font-size: 0.88rem;
}
.dcr-triangle {
  margin-top: 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── AGENCY BADGES ── */
.agency-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 2rem;
  margin-bottom: 0.5rem;
}
.badge-yes { background: #D4EDDA; color: #1B6B35; }
.badge-no  { background: #F8D7DA; color: #842029; }
.badge-out { background: #FFF3CD; color: #856404; }

/* ── PATTERN BLOCKS ── */
.pattern-block {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
}
.pattern-num {
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 1;
  min-width: 2rem;
  text-align: center;
}
.pattern-num.gold  { color: var(--gold); }
.pattern-num.teal  { color: var(--teal); }
.pattern-num.coral { color: var(--coral); }
.pattern-title { font-weight: 700; font-size: 1rem; margin-bottom: 0.2rem; }
.pattern-tag {
  font-size: 0.78rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 0.4rem;
}
.pattern-body { font-size: 0.9rem; }

/* ── GLOSSARY NUDGE ── */
.glossary-nudge {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: #FBF7EE;
  border: 1px solid #E8D9B0;
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
}
.glossary-nudge-icon { font-size: 1.5rem; line-height: 1; }
.glossary-nudge-text p { font-size: 0.9rem; color: var(--muted); margin-top: 0.25rem; }
.glossary-nudge-link {
  display: inline-block;
  margin-top: 0.6rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--teal);
  text-decoration: none;
}
.glossary-nudge-link:hover { text-decoration: underline; }

/* ── ARCHETYPE NAV (Quick Links) ── */
.archetype-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.archetype-nav a {
  display: inline-block;
  padding: 0.5rem 1.1rem;
  background: var(--dark);
  color: #fff;
  border-radius: 2rem;
  font-size: 0.85rem;
  text-decoration: none;
  transition: background 0.15s;
}
.archetype-nav a:hover { background: var(--teal); }

/* ── GLOSSARY TERMS ── */
.gloss-term {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.5rem 1.75rem;
  margin-bottom: 1rem;
}
.gloss-term h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.3rem;
}
.gloss-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: 2rem;
  margin-bottom: 0.6rem;
}
.badge-original { background: #FBF7EE; color: #8A6A1A; border: 1px solid #E8D9B0; }
.badge-industry { background: #EEF7F8; color: #016070; border: 1px solid #B0D8DC; }
.badge-adapted  { background: #F5EEF8; color: #6A2F8A; border: 1px solid #D8B0E8; }
.gloss-in-session {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  color: var(--muted);
  font-style: italic;
}

/* ── FAQ ── */
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.5rem 1.75rem;
  margin-bottom: 1rem;
}
.faq-q {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.6rem;
  line-height: 1.4;
}
.faq-a { font-size: 0.95rem; line-height: 1.7; }
.faq-a p { margin-bottom: 0.6rem; }
.faq-a p:last-child { margin-bottom: 0; }

/* ── CONTRAST LINES (in callouts) ── */
.contrast-line { font-size: 1rem; }
.dim   { color: #8A9BB0; }
.bold  { font-weight: 700; color: var(--dark); }

/* ── HEADINGS ── */
section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

/* ── FOOTER ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 3rem;
  margin-top: 3rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}
.site-footer a { color: var(--teal); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

/* ── UTILITY ── */
section { margin-bottom: 3rem; }
a { color: var(--teal); }
strong { font-weight: 700; }

@media (max-width: 480px) {
  .slide-block { padding: 1.25rem 1rem; }
  .site-header { padding: 2rem 1rem 1.75rem; }
}