/* ============================================================
   INSTITUTO VILLA VITA · CINC — Centro Integrado de Neurociência
   Stylesheet — navy / electric-blue precision-medicine system
   Playfair Display (display) + Inter (body)
   ============================================================ */

:root {
  --navy:        #050045;
  --navy-deep:   #02021a;
  --navy-2:      #0a0a4a;
  --blue:        #0C00A2;
  --blue-glow:   #64B5F6;
  --blue-soft:   #89CCFF;
  --teal:        #2EC4B6;
  --teal-deep:   #1aa597;
  --offwhite:    #F8F9FA;
  --paper:       #ffffff;
  --text-dark:   #15152b;
  --text-mid:    #51566b;
  --text-soft:   #6f7488;
  --line:        #e7e9f2;
  --line-soft:   #eef0f7;

  --maxw: 1180px;
  --r: 3px;
  --shadow: 0 1px 2px rgba(5,0,69,.04), 0 8px 30px rgba(5,0,69,.06);
  --shadow-lg: 0 20px 60px rgba(5,0,69,.14);
  --ease: cubic-bezier(.16,1,.3,1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  font-weight: 300;
  color: var(--text-dark);
  background: var(--paper);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--navy);
}

h1 { font-size: clamp(34px, 5vw, 58px); font-weight: 700; }
h2 { font-size: clamp(26px, 3.4vw, 40px); }
h3 { font-size: clamp(19px, 2vw, 24px); }
h4 { font-size: 16px; font-family: 'Inter', sans-serif; font-weight: 600; color: var(--navy);
     text-transform: uppercase; letter-spacing: 1.5px; margin: 32px 0 12px; }

p { margin-bottom: 16px; color: var(--text-mid); }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease); }
em { font-style: italic; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
section { padding: 80px 0; }

/* ---------- eyebrows / tags ---------- */
.tag, .hero-tag, .eyebrow {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-size: 11px;
  color: var(--blue);
  margin-bottom: 18px;
}
.tag { position: relative; padding-left: 30px; }
.tag::before {
  content: ''; position: absolute; left: 0; top: 50%;
  width: 20px; height: 1px; background: var(--blue); transform: translateY(-50%);
}
.tag.on-dark, .hero-tag { color: var(--blue-glow); }
.tag.on-dark::before { background: var(--blue-glow); }
.eyebrow { color: var(--teal); letter-spacing: 2px; }

.lead {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 300;
  color: var(--text-mid);
  line-height: 1.5;
  margin-bottom: 20px;
}
.body { font-size: 16px; }
.section-heading { margin-bottom: 16px; }

/* ============================================================
   NAV
   ============================================================ */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 40px;
  background: rgba(5,0,69,0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(100,181,246,.14);
}
.nav-logo { display: flex; align-items: center; }
.nav-logo-stack { display: flex; align-items: center; gap: 12px; }
.nav-logo-stack img { height: 34px; width: auto; display: block; }
.nav-instituto {
  font-family: 'Playfair Display', serif; font-style: italic; font-weight: 500;
  font-size: 15px; color: var(--blue-glow); letter-spacing: 1px;
  padding-left: 12px; border-left: 1px solid rgba(100,181,246,.3);
}
.site-nav ul {
  list-style: none; display: flex; align-items: center; gap: 30px;
}
.site-nav ul a {
  font-size: 13.5px; font-weight: 400; letter-spacing: .3px;
  color: rgba(224,230,245,.82);
}
.site-nav ul a:hover { color: #fff; }
.site-nav ul a.active { color: #fff; font-weight: 500; }
.nav-cta {
  padding: 11px 22px !important;
  background: var(--teal); color: #042a26 !important;
  border-radius: var(--r); font-weight: 600 !important;
  font-size: 13px !important; letter-spacing: .4px;
  box-shadow: 0 0 0 0 rgba(46,196,182,.5); transition: all .25s var(--ease);
}
.nav-cta:hover { background: #3ad6c7; transform: translateY(-1px); box-shadow: 0 8px 22px rgba(46,196,182,.32); color:#042a26 !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: .25s; }

/* ============================================================
   HEROES
   ============================================================ */
.hero, .hero-simple {
  position: relative;
  background:
    radial-gradient(ellipse 60% 80% at 50% -10%, rgba(100,181,246,.16), transparent 60%),
    linear-gradient(160deg, var(--navy-2) 0%, var(--navy) 45%, var(--navy-deep) 100%);
  color: #fff; padding: 110px 0 96px; overflow: hidden;
}
.hero::after, .hero-simple::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(100,181,246,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100,181,246,.05) 1px, transparent 1px);
  background-size: 54px 54px; mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
  pointer-events: none;
}
.hero .container, .hero-simple .container { position: relative; z-index: 1; }
.hero h1, .hero-simple h1 { color: #fff; margin-bottom: 22px; }
.hero .lead, .hero-simple .lead { color: var(--blue-soft); font-weight: 400; }
.hero .body { color: rgba(224,230,245,.78); margin-top: 8px; }
.hero-simple { padding: 96px 0 80px; }
.hero-simple h1 { font-size: clamp(30px, 4vw, 46px); }

.hero-light {
  background: linear-gradient(180deg, var(--offwhite), #fff);
  padding: 96px 0 56px; border-bottom: 1px solid var(--line);
}
.hero-light h1 { margin-bottom: 16px; }

.cta-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 30px; border-radius: var(--r);
  font-family: 'Inter', sans-serif; font-weight: 600; font-size: 14px;
  letter-spacing: .4px; cursor: pointer; border: 1px solid transparent;
  transition: all .25s var(--ease); text-align: center;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 8px 24px rgba(12,0,162,.28); }
.btn-primary:hover { background: #1a0fc4; transform: translateY(-2px); box-shadow: 0 14px 34px rgba(12,0,162,.36); color:#fff; }
.btn-teal { background: var(--teal); color: #042a26; box-shadow: 0 8px 24px rgba(46,196,182,.28); }
.btn-teal:hover { background: #3ad6c7; transform: translateY(-2px); color:#042a26; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.34); }
.btn-ghost:hover { background: rgba(255,255,255,.08); border-color: #fff; color:#fff; }
.btn-ghost-dark { background: transparent; color: var(--navy); border-color: rgba(5,0,69,.22); }
.btn-ghost-dark:hover { background: rgba(5,0,69,.04); border-color: var(--navy); color: var(--navy); }

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar { background: var(--navy-deep); border-bottom: 1px solid rgba(100,181,246,.12); }
.trust-bar-inner { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 36px; }
.trust-pill { display: flex; align-items: center; gap: 10px; font-size: 13.5px; color: rgba(224,230,245,.82); font-weight: 300; }
.trust-pill .icon { font-size: 17px; filter: saturate(1.2); }

/* ============================================================
   TWO-COLUMN
   ============================================================ */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.two-col-text h2 { margin-bottom: 22px; }
.two-col-image img { width: 100%; height: 100%; max-height: 460px; object-fit: cover; border-radius: var(--r); box-shadow: var(--shadow-lg); }

.section-alt { background: var(--offwhite); }

/* ============================================================
   CARD GRID (services)
   ============================================================ */
.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 40px; }
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--r);
  padding: 32px 26px; transition: all .3s var(--ease); position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--teal)); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card-icon { width: 38px; height: 38px; color: var(--blue); margin-bottom: 18px; }
.card h3 { font-size: 22px; margin-bottom: 4px; }
.card .subtitle { font-size: 12.5px; text-transform: uppercase; letter-spacing: 1px; color: var(--teal-deep); font-weight: 600; margin-bottom: 14px; }
.card p { font-size: 14px; line-height: 1.6; }
.card-link { font-size: 13px; font-weight: 600; color: var(--blue); letter-spacing: .3px; }
.card-link:hover { color: var(--teal-deep); }

/* ============================================================
   ELIGIBILITY (two panels)
   ============================================================ */
.eligibility { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 40px; }
.eligibility-col { padding: 44px 40px; border-radius: var(--r); }
.eligibility-col h3 { margin-bottom: 8px; }
.eligibility-col ul { list-style: none; margin: 0 0 26px; }
.eligibility-col li { padding: 10px 0 10px 28px; position: relative; font-size: 14.5px; line-height: 1.5; border-bottom: 1px solid; }
.eligibility-col li::before { content: ''; position: absolute; left: 0; top: 17px; width: 12px; height: 12px; border-radius: 50%; }
.eligibility-col.navy { background: linear-gradient(150deg, var(--navy) 0%, var(--navy-deep) 100%); color: #fff; box-shadow: 0 0 40px rgba(100,181,246,.08) inset; }
.eligibility-col.navy h3 { color: #fff; }
.eligibility-col.navy li { color: rgba(255,255,255,.88); border-color: rgba(255,255,255,.1); }
.eligibility-col.navy li::before { background: var(--blue-glow); box-shadow: 0 0 8px var(--blue-glow); }
.eligibility-col.teal { background: linear-gradient(150deg, #e7faf7 0%, #f3fdfb 100%); color: var(--text-dark); border: 1px solid #c9eee9; }
.eligibility-col.teal h3 { color: var(--teal-deep); }
.eligibility-col.teal li { border-color: rgba(46,196,182,.18); color: var(--text-mid); }
.eligibility-col.teal li::before { background: var(--teal); }

/* ============================================================
   FEATURED BANNER (quote) + DARK STRIPE
   ============================================================ */
.featured-banner, .dark-stripe {
  background:
    radial-gradient(ellipse 50% 100% at 50% 0%, rgba(100,181,246,.14), transparent 60%),
    linear-gradient(160deg, var(--navy-2), var(--navy) 50%, var(--navy-deep));
  color: #fff; text-align: center;
}
.dark-stripe h2 { color: #fff; margin-bottom: 12px; }
.dark-stripe p { color: rgba(224,230,245,.8); max-width: 560px; margin: 0 auto 8px; }
.dark-stripe .cta-row { justify-content: center; }
.featured-banner blockquote { border: none; }

/* ============================================================
   CROSS-LINK (to Vita Mare)
   ============================================================ */
.cross-link { background: var(--offwhite); border-top: 1px solid var(--line); text-align: center; padding: 64px 0; }
.cross-link p { max-width: 620px; margin: 12px auto 18px; color: var(--text-mid); }
.cross-link a { font-weight: 600; color: var(--teal-deep); border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.cross-link a:hover { color: var(--navy); }

/* ============================================================
   CREDENTIAL BANNER
   ============================================================ */
.credential-banner {
  display: flex; gap: 22px; align-items: flex-start;
  background: linear-gradient(135deg, #eef3ff, #f7f9ff);
  border: 1px solid #dbe4ff; border-left: 3px solid var(--blue);
  border-radius: var(--r); padding: 28px 32px;
}
.credential-banner .icon { font-size: 30px; flex-shrink: 0; }
.credential-banner h3 { font-size: 19px; margin-bottom: 8px; color: var(--navy); }
.credential-banner p { font-size: 14.5px; line-height: 1.6; margin: 0; }

/* ============================================================
   TREATMENT DETAIL
   ============================================================ */
.treatment-detail { max-width: 820px; }
.treatment-detail h2 { margin-bottom: 14px; }
.treatment-detail ul { list-style: none; margin: 8px 0 8px; }
.treatment-detail li { padding: 9px 0 9px 30px; position: relative; color: var(--text-mid); border-bottom: 1px solid var(--line-soft); font-size: 15px; }
.treatment-detail li:last-child { border-bottom: none; }
.treatment-detail li::before { content: ''; position: absolute; left: 4px; top: 17px; width: 8px; height: 8px; border-radius: 2px; background: var(--teal); transform: rotate(45deg); }
.treatment-detail li strong { color: var(--navy); font-weight: 600; }

.note-box {
  background: linear-gradient(135deg, #eef3ff, #f6f9ff);
  border: 1px solid #dbe4ff; border-radius: var(--r);
  padding: 22px 26px; margin: 24px 0; font-size: 15px; color: var(--text-mid); line-height: 1.6;
}
.note-box strong { color: var(--navy); }

/* ============================================================
   FAQ
   ============================================================ */
.faq { max-width: 820px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 22px 40px 22px 0; position: relative;
  font-family: 'Playfair Display', serif; font-size: 19px; font-weight: 500; color: var(--navy);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  font-family: 'Inter', sans-serif; font-size: 24px; font-weight: 300; color: var(--teal-deep); transition: transform .25s;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item .answer { padding: 0 40px 24px 0; color: var(--text-mid); font-size: 15px; line-height: 1.65; }

/* ============================================================
   TEAM
   ============================================================ */
.team-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.team-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: all .3s var(--ease); }
.team-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.team-card.featured { grid-column: 1 / -1; border-color: transparent; box-shadow: var(--shadow-lg); position: relative; }
.team-card.featured::before { content: ''; position: absolute; top:0; left:0; bottom:0; width: 3px; background: linear-gradient(180deg, var(--blue), var(--teal)); }
.team-card-inner { display: flex; gap: 32px; padding: 32px; align-items: flex-start; }
.team-card:not(.featured) .team-card-inner { flex-direction: column; gap: 20px; }
.team-portrait {
  width: 180px; height: 220px; object-fit: cover; object-position: top center;
  border-radius: var(--r); flex-shrink: 0; background: var(--offwhite);
}
.team-card:not(.featured) .team-portrait { width: 100%; height: 280px; }
.team-card.featured .team-portrait { width: 220px; height: 270px; }
.team-card h3 { font-size: 23px; margin-bottom: 4px; }
.team-card .role { font-family: 'Inter', sans-serif; font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 1.2px; color: var(--blue); margin-bottom: 10px; }
.team-card .specialty { display: inline-block; font-size: 12px; font-weight: 500; letter-spacing: .5px; color: var(--teal-deep); background: #e7faf7; padding: 5px 12px; border-radius: 20px; margin-bottom: 16px; }
.team-card p { font-size: 14.5px; line-height: 1.6; }
.team-card .crm { font-size: 12.5px; color: var(--text-soft); letter-spacing: .5px; margin-top: 8px; margin-bottom: 18px; font-weight: 500; }
.pending { color: #b08400; background: #fff6e0; padding: 1px 8px; border-radius: 4px; font-size: 11.5px; font-weight: 600; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: start; }
.contact-info dl { margin: 0 0 28px; }
.contact-info dt { font-family: 'Inter', sans-serif; font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 2px; color: var(--blue); margin-top: 22px; }
.contact-info dd { font-size: 16px; color: var(--text-dark); margin-top: 4px; line-height: 1.55; }
.contact-info dd a { color: var(--text-dark); border-bottom: 1px solid var(--line); }
.contact-info dd a:hover { color: var(--blue); border-color: var(--blue); }

.form-block { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); padding: 38px 36px; box-shadow: var(--shadow); }
.field { margin-bottom: 20px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 7px; letter-spacing: .2px; }
.req { color: var(--teal-deep); margin-left: 3px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--r);
  font-family: 'Inter', sans-serif; font-size: 15px; color: var(--text-dark); background: #fcfcfe;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(12,0,162,.1); }
.field textarea { resize: vertical; }
.form-row.two-up { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.checkbox-row { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--text-mid); margin-bottom: 22px; line-height: 1.5; }
.checkbox-row input { margin-top: 3px; accent-color: var(--blue); }
.form-block button[type=submit], form button[type=submit] {
  width: 100%; padding: 15px; background: var(--blue); color: #fff; border: none; border-radius: var(--r);
  font-family: 'Inter', sans-serif; font-weight: 600; font-size: 15px; letter-spacing: .4px; cursor: pointer;
  transition: all .25s var(--ease); box-shadow: 0 8px 24px rgba(12,0,162,.26);
}
.form-block button[type=submit]:hover, form button[type=submit]:hover { background: #1a0fc4; transform: translateY(-2px); }
.form-note { font-size: 12.5px; color: var(--text-soft); line-height: 1.55; margin-top: 14px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--navy-deep); color: rgba(224,230,245,.7); padding: 64px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(100,181,246,.12); }
.footer-brand img { height: 44px; width: auto; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; color: rgba(224,230,245,.6); line-height: 1.6; max-width: 280px; }
.site-footer h4 { color: #fff; margin: 0 0 16px; font-size: 12px; }
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer ul a, .site-footer ul li { font-size: 14px; color: rgba(224,230,245,.62); }
.site-footer ul a:hover { color: var(--blue-glow); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding-top: 24px; font-size: 12.5px; color: rgba(224,230,245,.45); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 920px) {
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 760px) {
  section { padding: 56px 0; }
  .site-nav { padding: 14px 20px; }
  .nav-toggle { display: flex; }
  .site-nav ul {
    position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: flex-start;
    gap: 0; background: var(--navy); padding: 0 20px; max-height: 0; overflow: hidden; transition: max-height .3s var(--ease); border-bottom: 1px solid rgba(100,181,246,.14);
  }
  .site-nav.open ul { max-height: 480px; padding: 12px 20px 22px; }
  .site-nav ul li { width: 100%; padding: 6px 0; }
  .nav-cta { display: inline-block; margin-top: 8px; }
  .two-col, .eligibility, .contact-grid, .team-grid { grid-template-columns: 1fr; gap: 32px; }
  .team-card.featured .team-card-inner, .team-card .team-card-inner { flex-direction: column; }
  .team-card.featured .team-portrait { width: 100%; height: 300px; }
  .cards-grid { grid-template-columns: 1fr; }
  .form-row.two-up { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}

/* ============================================================
   DOCTOR VIDEO EMBEDS (portrait, contextual)
   ============================================================ */
.treatment-video {
  float: right; width: 300px; margin: 6px 0 24px 36px;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  border: 1px solid rgba(100,181,246,.18); border-radius: var(--r);
  padding: 14px; box-shadow: var(--shadow-lg);
}
.treatment-video video {
  width: 100%; display: block; border-radius: 2px; background: #000;
  aspect-ratio: 540 / 960;
}
.treatment-video figcaption {
  margin-top: 12px; font-size: 13px; line-height: 1.45; color: rgba(224,230,245,.78);
}
.treatment-video figcaption strong { color: #fff; font-weight: 600; display:block; margin-bottom: 2px; }
.treatment-video .vlabel {
  display: inline-block; font-size: 10px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--blue-glow); margin-bottom: 8px;
}
@media (max-width: 680px) {
  .treatment-video { float: none; width: 100%; max-width: 360px; margin: 24px auto; }
}

/* ============================================================
   EVIDENCE / RESEARCH PAGE
   ============================================================ */
.evidence-intro { max-width: 820px; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 40px 0 8px; }
.stat-card {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  border: 1px solid rgba(100,181,246,.18); border-radius: var(--r); padding: 28px 24px; text-align: center;
}
.stat-card .num { font-family: 'Playfair Display', serif; font-weight: 700; font-size: clamp(30px, 4vw, 44px); color: var(--blue-glow); line-height: 1; }
.stat-card .lbl { font-size: 13px; color: rgba(224,230,245,.75); margin-top: 10px; line-height: 1.4; }

.evidence-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 36px; }
.evidence-card {
  background: var(--paper); border: 1px solid var(--line); border-left: 3px solid var(--blue);
  border-radius: var(--r); padding: 26px 28px; transition: all .3s var(--ease);
}
.evidence-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.evidence-card .journal { display: inline-block; font-size: 10.5px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: var(--teal-deep); background: #e7faf7; padding: 4px 10px; border-radius: 4px; margin-bottom: 14px; }
.evidence-card h4 { font-family: 'Playfair Display', serif; text-transform: none; letter-spacing: -.01em; font-size: 19px; color: var(--navy); margin: 0 0 10px; font-weight: 600; }
.evidence-card p { font-size: 14.5px; line-height: 1.6; margin-bottom: 12px; }
.evidence-card .cite { font-size: 12px; color: var(--text-soft); line-height: 1.5; border-top: 1px solid var(--line-soft); padding-top: 10px; }
.evidence-card .cite strong { color: var(--text-mid); font-weight: 600; }

.reg-banner { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border-radius: var(--r); overflow: hidden; margin-top: 28px; border: 1px solid var(--line); }
.reg-banner > div { background: var(--paper); padding: 22px 24px; }
.reg-banner .agency { font-family: 'Playfair Display', serif; font-weight: 700; font-size: 17px; color: var(--navy); }
.reg-banner .what { font-size: 13px; color: var(--text-mid); margin-top: 6px; line-height: 1.5; }

.ref-list { max-width: 880px; counter-reset: ref; list-style: none; margin-top: 24px; }
.ref-list li { counter-increment: ref; position: relative; padding: 14px 0 14px 42px; border-bottom: 1px solid var(--line-soft); font-size: 13.5px; line-height: 1.55; color: var(--text-mid); }
.ref-list li::before { content: counter(ref); position: absolute; left: 0; top: 14px; width: 26px; height: 26px; background: var(--navy); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: 'Inter', sans-serif; font-size: 12px; font-weight: 600; }
.ref-list li em { color: var(--navy); font-style: italic; }
.disclaimer-box { background: var(--offwhite); border: 1px solid var(--line); border-radius: var(--r); padding: 22px 26px; margin-top: 36px; font-size: 13px; color: var(--text-soft); line-height: 1.6; }

@media (max-width: 760px) {
  .stat-grid, .evidence-grid, .reg-banner { grid-template-columns: 1fr; }
}

/* ============================================================
   HIGH-TECH LAYER — animation, glow, depth
   ============================================================ */
@keyframes glowPulse {
  0%,100% { box-shadow: 0 8px 24px rgba(12,0,162,.28), 0 0 0 rgba(100,181,246,0); }
  50%     { box-shadow: 0 8px 30px rgba(12,0,162,.40), 0 0 26px rgba(100,181,246,.35); }
}
@keyframes orbDrift  { 0%{transform:translate(0,0) scale(1)} 50%{transform:translate(40px,-30px) scale(1.15)} 100%{transform:translate(0,0) scale(1)} }
@keyframes orbDrift2 { 0%{transform:translate(0,0) scale(1.1)} 50%{transform:translate(-50px,24px) scale(0.9)} 100%{transform:translate(0,0) scale(1.1)} }
@keyframes sheen { from { background-position: 0% 50%; } to { background-position: 200% 50%; } }
@keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

.hero, .hero-simple { isolation: isolate; }
.hero::before, .hero-simple::before {
  content: ''; position: absolute; z-index: 0; border-radius: 50%; filter: blur(70px);
  width: 460px; height: 460px; top: -140px; left: -80px;
  background: radial-gradient(circle, rgba(46,196,182,.32), transparent 70%);
  animation: orbDrift 16s ease-in-out infinite;
}
.hero .container, .hero-simple .container { position: relative; z-index: 2; }
.hero-glow-orb {
  position: absolute; z-index: 0; border-radius: 50%; filter: blur(80px); pointer-events: none;
  width: 520px; height: 520px; right: -120px; bottom: -160px;
  background: radial-gradient(circle, rgba(100,181,246,.30), transparent 70%);
  animation: orbDrift2 20s ease-in-out infinite;
}
.hero h1, .hero-simple h1 { font-weight: 700; letter-spacing: -0.02em; text-shadow: 0 0 38px rgba(100,181,246,.28); }
.hero h1 .accent, .hero-simple h1 .accent {
  background: linear-gradient(110deg, #8fe0ff, #3d8bff, #2EC4B6);
  background-size: 200% auto; -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; animation: sheen 6s linear infinite;
}
.hero-tag {
  position: relative; padding: 5px 14px; border: 1px solid rgba(100,181,246,.35);
  border-radius: 30px; backdrop-filter: blur(4px); background: rgba(100,181,246,.06);
}
.hero-tag::before { display: none; }
.btn-primary { animation: glowPulse 3.6s ease-in-out infinite; }
.nav-cta { animation: glowPulse 4s ease-in-out infinite; }
.btn-teal:hover, .btn-primary:hover { box-shadow: 0 14px 40px rgba(46,196,182,.45), 0 0 26px rgba(100,181,246,.4); }
.card:hover, .evidence-card:hover, .team-card:hover {
  box-shadow: 0 24px 60px rgba(5,0,69,.16), 0 0 0 1px rgba(100,181,246,.25), 0 0 30px rgba(100,181,246,.12);
}
.card:hover .card-icon { filter: drop-shadow(0 0 8px rgba(12,0,162,.5)); transform: translateY(-2px); transition: all .3s var(--ease); }
.stat-card .num { text-shadow: 0 0 24px rgba(100,181,246,.5); }
.stat-card:hover { animation: floatY 3s ease-in-out infinite; box-shadow: 0 0 36px rgba(100,181,246,.18); }
.dark-stripe, .featured-banner { position: relative; overflow: hidden; }
.dark-stripe::before, .featured-banner::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-glow), var(--teal), transparent);
  background-size: 200% 100%; animation: sheen 5s linear infinite; opacity: .7;
}
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .hero::before, .hero-glow-orb, .btn-primary, .nav-cta,
  .dark-stripe::before, .featured-banner::before, .hero h1 .accent { animation: none !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ============================================================
   ANATOMICAL BRAIN (hero) — crisp line-art, bright twinkle + pulses
   ============================================================ */
.hero-brain {
  position: absolute; z-index: 0; right: 1.5%; bottom: 8%; top: auto; transform: none;
  width: 23%; max-width: 285px; height: auto; pointer-events: none;
  filter: drop-shadow(0 0 9px rgba(120,190,255,.5));
}
.brain-stroke { fill: none; stroke: rgba(230,244,255,0.92); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.brain-fold   { fill: none; stroke: rgba(180,220,255,0.62); stroke-width: 1.1; stroke-linecap: round; }
.brain-node   { fill: #ffffff; opacity: .9; }
.brain-pulse  { fill: #ddf2ff; }
@keyframes twinkle { 0%,100% { opacity: .3; } 50% { opacity: 1; } }
.hero-brain .brain-node { animation: twinkle 2.4s ease-in-out infinite; }
@media (max-width: 820px) {
  .hero-brain {
    right: auto; left: 50%; top: 46%; bottom: auto; transform: translate(-50%, -50%);
    height: auto; width: 92%; max-width: 460px; opacity: .26;
    filter: drop-shadow(0 0 6px rgba(120,190,255,.4));
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero-brain .brain-node { animation: none; opacity: .85; }
  .brain-pulse { display: none; }
}

/* real brain illustration (CC0) recolor + fx */
.brain-art path, .brain-art polygon, .brain-art polyline { fill: #eaf4ff; stroke: none; }
.hero-brain { width: 25%; max-width: 320px; }