/* ==========================================================================
   The Talent Behind the Talent — shared design system
   Dark, data-forward, restrained. Status palette per dataviz skill (fixed,
   never themed): critical/serious/warning/good mapped to our four score
   zones. Brand accent (aqua) is deliberately distinct from status "good"
   green so the CTA color never collides with the score gauge semantics.
   ========================================================================== */

:root {
  color-scheme: dark;

  /* Surfaces */
  --page-plane:     #0d0d0d;
  --surface-1:      #1a1a19;
  --surface-2:      #14181c;
  --surface-card:   #10151a;

  /* Ink */
  --text-primary:   #ffffff;
  --text-secondary: #c3c2b7;
  --text-muted:     #898781;
  --border-hairline: rgba(255,255,255,0.10);
  --gridline:       #2c2c2a;

  /* Brand accent — categorical "aqua" slot, distinct from status-good */
  --accent:         #1baf7a;
  --accent-dark:    #199e70;
  --accent-ink:     #04140d;

  /* Status palette (fixed — never themed). Ordered worst -> best. */
  --zone-critical:  #d03b3b;
  --zone-serious:   #ec835a;
  --zone-warning:   #fab219;
  --zone-good:      #0ca30c;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --container: 1180px;

  font-size: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--page-plane);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

h1, h2, h3, h4 {
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
h1 { font-size: clamp(2.2rem, 4.6vw, 3.4rem); line-height: 1.06; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); line-height: 1.15; }
h3 { font-size: 1.3rem; line-height: 1.3; }

p { color: var(--text-secondary); margin: 0 0 16px; }
p.lede { font-size: 1.15rem; color: var(--text-secondary); max-width: 60ch; }

.muted { color: var(--text-muted); }

/* ---------- Header ---------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13,13,13,0.85);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border-hairline);
}
.site-header .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
}
.brand {
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
  color: var(--text-primary);
}
.brand span { color: var(--accent); }
nav.primary-nav {
  display: flex;
  gap: 28px;
  align-items: center;
}
nav.primary-nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
}
nav.primary-nav a:hover { color: var(--text-primary); }

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  width: 42px;
  height: 42px;
  color: var(--text-primary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.menu-toggle svg { width: 20px; height: 20px; }

.mobile-nav {
  display: none;
  flex-direction: column;
  padding: 6px 24px 20px;
  border-top: 1px solid var(--border-hairline);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-hairline);
  font-weight: 600;
  font-size: 0.98rem;
}
.mobile-nav a:last-child { border-bottom: none; }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { background: transparent; color: var(--text-primary); border-color: var(--border-hairline); }
.btn-ghost:hover { border-color: var(--text-secondary); }

/* ---------- Hero / sections ---------- */
section { padding: 88px 0; border-bottom: 1px solid var(--border-hairline); }
section.hero { padding: 72px 0 96px; border-bottom: 1px solid var(--border-hairline); }
section.tight { padding: 56px 0; }
section:last-of-type { border-bottom: none; }

.grid-2 {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: start;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 880px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.card h3 { margin-bottom: 10px; }
.card .eyebrow { margin-bottom: 10px; }
.card-link {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  display: inline-block;
  margin-top: 12px;
}

/* ---------- Behavior signal gauge ---------- */
.gauge-card { background: var(--surface-card); border: 1px solid var(--border-hairline); border-radius: var(--radius-lg); padding: 26px; }
.gauge-card .gauge-label { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 14px; }
.gauge-card .gauge-title { font-weight: 700; font-size: 1.02rem; }
.gauge-card .gauge-value { font-weight: 800; font-size: 1.6rem; font-variant-numeric: tabular-nums; }
.gauge-track {
  display: flex;
  gap: 3px;
  height: 14px;
  border-radius: 4px;
  overflow: hidden;
}
.gauge-seg { flex: 1; }
.gauge-seg.critical { background: var(--zone-critical); }
.gauge-seg.serious  { background: var(--zone-serious); }
.gauge-seg.warning  { background: var(--zone-warning); }
.gauge-seg.good     { background: var(--zone-good); }
.gauge-legend {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.trait-tags { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.trait-tag {
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.trait-tag.is-active { color: var(--accent); border-color: var(--accent); }

/* ---------- Audience cards ---------- */
.audience-card {
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
}
.audience-card .eyebrow { color: var(--accent); }
.audience-card p { flex-grow: 1; }

/* ---------- Blockquote / pull ---------- */
blockquote.pull {
  border-left: 3px solid var(--accent);
  margin: 28px 0;
  padding: 4px 0 4px 22px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
}

/* ---------- FAQ ---------- */
.faq-item { border-bottom: 1px solid var(--border-hairline); padding: 22px 0; }
.faq-item h3 { margin-bottom: 8px; font-size: 1.05rem; }
.faq-item p { margin-bottom: 0; }

/* ---------- Forms ---------- */
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: 13px 14px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .field-row { grid-template-columns: 1fr; } }
.form-note { font-size: 0.8rem; color: var(--text-muted); margin-top: 14px; }
fieldset { border: none; padding: 0; margin: 0 0 18px; }
.radio-group { display: flex; gap: 18px; flex-wrap: wrap; }
.radio-option { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text-secondary); }
.radio-option input { width: auto; }

/* ---------- Article ---------- */
.article-body { max-width: 68ch; }
.article-body h2 { margin-top: 40px; }
.article-body p { font-size: 1.03rem; }
.article-meta { display: flex; gap: 14px; align-items: center; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 8px; }
.answer-box {
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  margin: 24px 0;
  font-size: 1.02rem;
  color: var(--text-primary);
}
.insight-card { background: var(--surface-card); border: 1px solid var(--border-hairline); border-radius: var(--radius-lg); padding: 24px; }
.insight-card .eyebrow { font-size: 0.7rem; }
.insight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 880px) { .insight-grid { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
footer.site-footer { padding: 40px 0; }
footer.site-footer .bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--text-muted);
  font-size: 0.85rem;
}
footer.site-footer a { color: var(--text-muted); text-decoration: none; margin-left: 20px; }
footer.site-footer a:hover { color: var(--text-primary); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}
.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--accent);
  color: var(--accent-ink); padding: 12px 18px; z-index: 100; font-weight: 700;
  border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; }

@media (max-width: 880px) {
  nav.primary-nav { display: none; }
  .menu-toggle { display: flex; }
  .site-header .bar .btn-primary { display: none; }
}