/* NeuroEssence — Public Site CSS v2 */

:root {
  --color-bg:           #ffffff;
  --color-bg-soft:      #F8F9FB;
  --color-bg-dark:      #F2F4F7;
  --color-surface:      #ffffff;
  --color-primary:      #1E3A5F;
  --color-primary-light:#2D5A8E;
  --color-primary-pale: #EBF2FA;
  --color-accent:       #4A7FB5;
  --color-text:         #111827;
  --color-text-muted:   #6b7280;
  --color-border:       #e5e7eb;
  --font-display: 'Atkinson Hyperlegible', Arial, sans-serif;
  --font-body:    'Atkinson Hyperlegible', Arial, sans-serif;
  --radius:   12px;
  --radius-sm: 8px;
  --shadow:    0 2px 16px rgba(0,0,0,.06);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.10);
  --max-w: 1080px;
  --nav-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}

/* ── Navigation ── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  display: flex;
  align-items: center;
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.nav-logo {
  height: 36px;
  width: auto;
  object-fit: contain;
  display: block;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 600;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--color-primary); }
.nav-cta {
  background: var(--color-primary) !important;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  transition: background .2s !important;
}
.nav-cta:hover { background: var(--color-primary-light) !important; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: .3s;
}

main { padding-top: var(--nav-h); }

/* ── HERO SPLIT ── */
.hero-split {
  min-height: calc(100vh - var(--nav-h));
  display: flex;
  align-items: center;
  background: linear-gradient(150deg, var(--color-primary-pale) 0%, #ffffff 55%);
  padding: 80px 0 60px;
}
.hero-split .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hs-text {
  max-width: 520px;
}
.hs-text .hero-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(30,58,95,.1);
  border-radius: 100px;
  padding: 5px 16px;
  margin-bottom: 24px;
}
.hs-text h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.03em;
  color: var(--color-text);
  margin-bottom: 20px;
}
.hs-text h1 em {
  font-style: italic;
  color: var(--color-primary);
}
.hs-text .hero-lead {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  line-height: 1.7;
}
.hs-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-visual-wrap {
  position: relative;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-pale) 0%, rgba(74,127,181,.15) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 7rem;
  box-shadow: 0 24px 64px rgba(30,58,95,.12);
}
.hero-visual-wrap::before {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  border: 2px solid rgba(30,58,95,.08);
}
.hero-visual-wrap::after {
  content: '';
  position: absolute;
  inset: -40px;
  border-radius: 50%;
  border: 1px solid rgba(30,58,95,.05);
}
.hero-visual-badge {
  position: absolute;
  bottom: 24px;
  right: -16px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 100px;
  padding: 8px 18px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  white-space: nowrap;
  box-shadow: var(--shadow);
}

/* ── IMPACT / PROBLEM SECTION ── */
.impact-section {
  padding: 96px 0 80px;
  background: var(--color-bg-soft);
}
.impact-section .container {
  max-width: 780px;
}
.impact-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}
.impact-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.03em;
  color: var(--color-text);
  margin-bottom: 20px;
}
.impact-lead {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  max-width: 620px;
}
.pain-points {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
}
.pain-point {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 14px 18px;
}
.pain-point-icon {
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-top: 2px;
  flex-shrink: 0;
}
.pain-point p {
  font-size: .97rem;
  color: var(--color-text);
  margin: 0;
}
.impact-resolution {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.5;
  padding: 20px 24px;
  background: var(--color-primary-pale);
  border-radius: var(--radius);
}

/* ── SOLUTION INTRO ── */
.solution-section {
  padding: 88px 0;
  background: var(--color-bg);
}
.solution-section .container {
  max-width: 760px;
  text-align: center;
}
.solution-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -.03em;
  color: var(--color-text);
  margin-bottom: 20px;
}
.solution-title em {
  font-style: italic;
  color: var(--color-primary);
}
.solution-lead {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ── SECTION UTILITIES ── */
section { padding: 80px 0; }
.section-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.2;
  margin-bottom: 14px;
  color: var(--color-text);
}
.section-lead {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin-bottom: 48px;
  line-height: 1.7;
}
.section-center { text-align: center; }
.section-center .section-lead { margin-left: auto; margin-right: auto; }
.divider {
  width: 44px; height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  margin-bottom: 24px;
}

/* ── BUTTONS ── */
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 700;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all .2s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30,58,95,.25);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-white {
  background: #fff;
  color: var(--color-primary);
}
.btn-white:hover {
  background: var(--color-primary-pale);
  transform: translateY(-2px);
}
.btn-sm { padding: 9px 20px; font-size: .87rem; }

/* ── PROFILE CARDS ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.card {
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: box-shadow .2s, transform .2s, border-color .2s;
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: var(--color-accent);
}
.card-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--color-primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}
.card p {
  font-size: .92rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ── QUOTE BAND ── */
.quote-band {
  background: var(--color-primary);
  color: #fff;
  padding: 80px 0;
}
.quote-band .container {
  max-width: 800px;
  text-align: center;
}
.quote-band blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.8vw, 1.7rem);
  font-style: italic;
  line-height: 1.55;
  margin-bottom: 20px;
}
.quote-band cite {
  font-size: .88rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  opacity: .7;
}

/* ── FOR WHOM ── */
.for-whom-section {
  padding: 88px 0;
  background: var(--color-bg-soft);
}
.for-whom-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}
.for-whom-card {
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: box-shadow .2s, transform .2s;
}
.for-whom-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.for-whom-icon {
  font-size: 2.4rem;
  margin-bottom: 16px;
  display: block;
}
.for-whom-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-text);
}
.for-whom-card p {
  font-size: .93rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ── CTA BAND ── */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  padding: 88px 0;
  text-align: center;
}
.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -.03em;
  margin-bottom: 16px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.cta-band p {
  font-size: 1.05rem;
  opacity: .85;
  margin-bottom: 36px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.cta-band .hero-actions { justify-content: center; }

/* ── TWO-COL (páginas internas) ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.two-col.reverse { direction: rtl; }
.two-col.reverse > * { direction: ltr; }
.col-image {
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(30,58,95,.1) 0%, rgba(74,127,181,.1) 100%);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  overflow: hidden;
}

/* ── HIGHLIGHT BOX (páginas internas) ── */
.highlight-box {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  padding: 52px 44px;
  text-align: center;
}
.highlight-box blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-style: italic;
  line-height: 1.5;
  max-width: 640px;
  margin: 0 auto 16px;
}
.highlight-box cite { font-size: .85rem; opacity: .75; }

/* ── STEPS (páginas internas) ── */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  counter-reset: steps;
}
.step { counter-increment: steps; position: relative; }
.step::before {
  content: counter(steps, decimal-leading-zero);
  display: block;
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: rgba(30,58,95,.12);
  line-height: 1;
  margin-bottom: 10px;
}
.step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-primary);
}
.step p { font-size: .9rem; color: var(--color-text-muted); }

/* ── CONTACT FORM ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: .88rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .95rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(30,58,95,.1);
}
.form-group textarea { min-height: 120px; }
.form-msg {
  font-size: .9rem;
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  display: none;
}
.form-msg.success {
  display: block;
  background: rgba(30,58,95,.08);
  color: var(--color-primary);
  border: 1px solid rgba(30,58,95,.2);
}
.form-msg.error {
  display: block;
  background: rgba(180,60,60,.08);
  color: #b43c3c;
  border: 1px solid rgba(180,60,60,.2);
}
.contact-info h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 12px;
}
.contact-info p { color: var(--color-text-muted); margin-bottom: 24px; font-size: .95rem; }
.info-item { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 20px; }
.info-item .icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--color-primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.info-item div h4 { font-size: .88rem; font-weight: 700; margin-bottom: 2px; }
.info-item div p { font-size: .88rem; margin-bottom: 0; }

/* ── PAGE HERO (páginas internas) ── */
.page-hero {
  padding: 80px 0 72px;
  background: linear-gradient(150deg, var(--color-primary-pale) 0%, #ffffff 60%);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}
.page-hero .section-tag { margin-bottom: 10px; }
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.2;
  margin-bottom: 16px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.page-hero p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0 auto;
}

/* ── PILL LIST ── */
.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin-top: 20px;
}
.pill-list li {
  background: var(--color-primary-pale);
  color: var(--color-primary);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 700;
}

/* ── FOOTER ── */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,.7);
  padding: 56px 0 32px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 10px;
}
.footer-brand p { font-size: .88rem; line-height: 1.6; }
.footer-col h4 {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  color: rgba(255,255,255,.6);
  text-decoration: none;
  font-size: .9rem;
  transition: color .2s;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-split .container { grid-template-columns: 1fr; gap: 40px; }
  .hs-visual { display: none; }
  .hero-split { min-height: auto; padding: 72px 0 60px; }
  .hs-text { max-width: 100%; }
  .for-whom-grid { grid-template-columns: 1fr 1fr; }
  .two-col, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .two-col.reverse { direction: ltr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 12px 24px; font-size: 1rem; }
  .nav-cta { margin: 8px 24px 0; text-align: center; }
  .nav-toggle { display: flex; }
  .for-whom-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  section { padding: 60px 0; }
  .impact-section, .solution-section { padding: 64px 0; }
  .cta-band { padding: 64px 0; }
  .quote-band { padding: 60px 0; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }
}