/* ConvictionResearch.ai — site-wide styles
 *
 * Extracted from index.html on 2026-05-04 to share with report pages
 * (base.html.j2 and friends). When editing, edit THIS file and re-deploy
 * via scripts/deploy.py — never re-inline into index.html.
 */

:root {
  --bg: #FAFAF7;
  --fg: #1A1A1A;
  --fg-muted: #6B6B6B;
  --fg-soft: #2D2D2D;
  --border: #E5E5E0;
  --border-strong: #C8C8BF;
  --accent: #4338CA;
  --accent-strong: #3730A3;
  --accent-light: #EEF2FF;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --max-width: 720px;
  --max-width-wide: 960px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.5rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --tx-fast: 120ms cubic-bezier(0.4,0,0.2,1);
  --tx-base: 180ms cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; -webkit-font-smoothing: antialiased; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
}
@media (min-width: 640px) { body { font-size: 18px; } }

h1, h2, h3, h4 {
  color: var(--fg-soft);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.2;
  margin: 0 0 var(--space-3);
}
p { margin: 0 0 var(--space-3); }

a {
  color: var(--fg);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: var(--border-strong);
  transition: text-decoration-color var(--tx-fast);
}
a:hover { text-decoration-color: var(--fg); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* Layout ------------------------------------------------------------------ */

.site-header {
  width: 100%;
  max-width: calc(var(--max-width-wide) + var(--space-4)*2);
  margin: 0 auto;
  padding: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.site-brand {
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: color var(--tx-fast);
}
.site-brand:hover { color: var(--accent-strong); }
.site-nav { display: flex; align-items: center; gap: var(--space-4); }
.site-nav a { font-size: 0.9rem; color: var(--fg-muted); text-decoration: none; transition: color var(--tx-fast); }
.site-nav a:hover { color: var(--fg); }

.btn-primary {
  display: inline-block;
  padding: 0.55rem 1.2rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--tx-fast);
  white-space: nowrap;
}
.btn-primary:hover { background: var(--accent-strong); color: #fff; text-decoration: none; }

.btn-outline {
  display: inline-block;
  padding: 0.55rem 1.2rem;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--tx-fast), color var(--tx-fast);
  white-space: nowrap;
}
.btn-outline:hover { background: var(--accent); color: #fff; text-decoration: none; }

/* Hero -------------------------------------------------------------------- */

.hero-section { padding: var(--space-7) 0 var(--space-6); }
.hero-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-4); }
.hero-tagline {
  font-size: clamp(2.25rem, 7vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: var(--space-3);
  line-height: 1.1;
}
.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--fg-muted);
  max-width: 54ch;
  margin-bottom: var(--space-5);
  line-height: 1.6;
}
.email-form { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-3); }
.email-form input[type=email] {
  padding: 0.7rem 1rem;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  width: 280px;
  max-width: 100%;
  outline: none;
  transition: border-color var(--tx-fast);
}
.email-form input[type=email]:focus { border-color: var(--accent); }
.hero-note { font-size: 0.82rem; color: var(--fg-muted); margin: 0; }

/* Sections ---------------------------------------------------------------- */

.section { padding: var(--space-6) 0; }
.section-inner { max-width: calc(var(--max-width-wide) + var(--space-4)*2); margin: 0 auto; padding: 0 var(--space-4); }
.section-narrow { max-width: calc(var(--max-width) + var(--space-4)*2); margin: 0 auto; padding: 0 var(--space-4); }
.section-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-2);
}
.section-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  color: var(--fg);
}
.section-sub { color: var(--fg-muted); font-size: 1rem; max-width: 60ch; margin-bottom: var(--space-5); }

/* Stat strip -------------------------------------------------------------- */

.stat-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: var(--space-4) 0; }
.stat-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  padding: 0 var(--space-4);
  max-width: calc(var(--max-width-wide) + var(--space-4)*2);
  margin: 0 auto;
}
.stat-value { font-size: 1.5rem; font-weight: 700; color: var(--fg); letter-spacing: -0.02em; display: block; }
.stat-label { font-size: 0.85rem; color: var(--fg-muted); display: block; }

/* Steps ------------------------------------------------------------------- */

.steps { display: grid; gap: var(--space-4); grid-template-columns: 1fr; }
@media (min-width: 640px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step { padding: var(--space-4); border: 1px solid var(--border); border-radius: 8px; }
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 50%;
  margin-bottom: var(--space-3);
}
.step h3 { font-size: 1rem; color: var(--fg); margin-bottom: var(--space-2); }
.step p { font-size: 0.9rem; color: var(--fg-muted); margin: 0; line-height: 1.55; }

/* Teams ------------------------------------------------------------------- */

.teams { display: grid; gap: var(--space-3); grid-template-columns: 1fr; }
@media (min-width: 640px) { .teams { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .teams { grid-template-columns: repeat(3, 1fr); } }
.team-card {
  padding: var(--space-4);
  border: 1px solid var(--accent);
  border-radius: 8px;
  transition: border-color var(--tx-base), transform var(--tx-base);
}
.team-card:hover { border-color: var(--accent-strong); transform: translateY(-1px); }
.team-card.card-final { background: var(--accent); border-color: var(--accent); grid-column: 1 / -1; }
.team-card.card-final h3, .team-card.card-final p { color: #fff; }
.team-card.card-final p { opacity: 0.85; }
.team-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.2rem;
  height: 3.2rem;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 10px;
  margin-bottom: var(--space-3);
}
.team-icon svg { width: 1.8rem; height: 1.8rem; display: block; }
.team-card.card-final .team-icon { background: rgba(255,255,255,0.14); color: #fff; }
.team-card h3 { font-size: 1rem; color: var(--fg); margin-bottom: var(--space-1); }
.team-card p { font-size: 0.88rem; color: var(--fg-muted); margin: 0; line-height: 1.55; }

/* Pricing ----------------------------------------------------------------- */

.pricing-grid { display: grid; gap: var(--space-4); grid-template-columns: 1fr; }
@media (min-width: 640px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); } }
.pricing-card { padding: var(--space-5) var(--space-4); border: 1px solid var(--border); border-radius: 8px; display: flex; flex-direction: column; }
.pricing-card.featured { border-color: var(--accent); position: relative; }
.featured-badge {
  position: absolute;
  top: -0.65rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.2rem 0.75rem;
  border-radius: 99px;
  white-space: nowrap;
}
.plan-name { font-size: 0.85rem; font-weight: 600; color: var(--accent); letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: var(--space-2); }
.plan-price { font-size: 2.25rem; font-weight: 700; color: var(--fg); letter-spacing: -0.03em; line-height: 1; margin-bottom: var(--space-1); }
.plan-price span { font-size: 1rem; font-weight: 400; color: var(--fg-muted); }
.plan-desc { font-size: 0.9rem; color: var(--fg-muted); margin-bottom: var(--space-4); line-height: 1.5; }
.plan-features { list-style: none; padding: 0; margin: 0 0 var(--space-5); flex: 1; }
.plan-features li { font-size: 0.9rem; color: var(--fg-muted); padding: 0.35rem 0; border-bottom: 1px solid var(--border); display: flex; gap: var(--space-2); align-items: flex-start; }
.plan-features li::before { content: "✓"; color: var(--accent); font-weight: 700; flex-shrink: 0; }
.plan-cta { width: 100%; padding: 0.75rem; text-align: center; }

/* FAQ --------------------------------------------------------------------- */

.faq-list { display: flex; flex-direction: column; gap: var(--space-2); }
details { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
details[open] { border-color: var(--border-strong); }
summary {
  padding: var(--space-4);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--fg);
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 1.2rem; color: var(--fg-muted); transition: transform var(--tx-fast); }
details[open] summary::after { transform: rotate(45deg); }
.faq-body { padding: 0 var(--space-4) var(--space-4); font-size: 0.95rem; color: var(--fg-muted); line-height: 1.65; }
.faq-body p { margin: 0; }

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

.cta-band { background: var(--accent); padding: var(--space-6) 0; }
.cta-band .section-title { color: #fff; }
.cta-band .section-sub { color: rgba(255,255,255,0.8); }
.cta-band .email-form input[type=email] { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.3); color: #fff; }
.cta-band .email-form input[type=email]::placeholder { color: rgba(255,255,255,0.6); }
.cta-band .email-form input[type=email]:focus { border-color: rgba(255,255,255,0.8); }
.cta-band .btn-white {
  background: #fff;
  color: var(--accent);
  border: none;
  border-radius: 6px;
  padding: 0.7rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: opacity var(--tx-fast);
}
.cta-band .btn-white:hover { opacity: 0.9; }
.cta-band .hero-note { color: rgba(255,255,255,0.65); }

/* Footer ------------------------------------------------------------------ */

.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-4) var(--space-4);
  max-width: calc(var(--max-width-wide) + var(--space-4)*2);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: var(--fg-muted);
}
.footer-links { display: flex; gap: var(--space-4); }
.footer-links a { color: var(--fg-muted); font-size: 0.875rem; text-decoration: none; transition: color var(--tx-fast); }
.footer-links a:hover { color: var(--fg); }

/* Form status ------------------------------------------------------------- */

.form-msg { font-size: 0.85rem; margin-top: var(--space-2); min-height: 1.2em; }
.form-msg.success { color: #15803D; }
.form-msg.error { color: #B91C1C; }

/* Mobile nav -------------------------------------------------------------- */

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0.3rem;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--fg);
  border-radius: 2px;
  transition: transform var(--tx-fast), opacity var(--tx-fast);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (max-width: 639px) {
  .site-header { position: relative; flex-wrap: wrap; padding: var(--space-3) var(--space-3); }
  .nav-toggle { display: flex; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 100;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border-strong);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    padding: var(--space-2) var(--space-3) var(--space-3);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a:not(.btn-primary) {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 1rem;
    color: var(--fg-muted);
  }
  .site-nav a:not(.btn-primary):last-of-type { border-bottom: none; }
  .site-nav .btn-primary {
    display: block;
    text-align: center;
    margin-top: var(--space-3);
    padding: 0.7rem 1rem;
    font-size: 1rem;
  }
}

/* Visually hidden (a11y helper) ------------------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}