/* ============================================================
   EXAM ROOM NUTRITION LLC — Site Stylesheet
   Palette: deep teal, eucalyptus, warm ivory, muted gold, mineral gray
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,500;8..60,600;8..60,700&family=Inter:wght@400;500;600&display=swap');

:root{
  --teal-950:#0f2e2c;
  --teal-900:#123c39;
  --teal-800:#16463f;
  --teal-700:#1c554d;
  --eucalyptus:#71906f;
  --eucalyptus-dark:#5a7758;
  --eucalyptus-pale:#e4ebe1;
  --ivory:#faf6ec;
  --ivory-deep:#f3ecdd;
  --gray-mineral:#eceeec;
  --gray-mineral-line:#dcdfda;
  --gold:#b6873f;
  --gold-soft:#cfa465;
  --ink:#1c2624;
  --ink-soft:#4a544f;
  --white:#ffffff;

  --serif: 'Source Serif 4', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-w: 1160px;
  --radius: 4px;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin:0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--ivory);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a{ color: inherit; text-decoration: none; }

.wrap{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

h1,h2,h3,h4{
  font-family: var(--serif);
  color: var(--teal-900);
  line-height: 1.2;
  margin: 0 0 0.5em 0;
  font-weight: 600;
}

h1{ font-size: clamp(2.1rem, 4vw, 3.1rem); letter-spacing: -0.01em; }
h2{ font-size: clamp(1.55rem, 2.6vw, 2.1rem); letter-spacing: -0.01em; }
h3{ font-size: 1.25rem; }

p{ margin: 0 0 1em 0; color: var(--ink-soft); max-width: 62ch; }

.lede{
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 56ch;
}

/* -------------------- Header / Nav -------------------- */

.site-header{
  background: var(--ivory);
  border-bottom: 1px solid var(--gray-mineral-line);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 32px;
  max-width: var(--max-w);
  margin: 0 auto;
  gap: 24px;
}

.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  flex-shrink: 0;
}

.brand img{
  height: 46px;
  width: auto;
}

.brand-text{
  font-family: var(--serif);
  color: var(--teal-900);
  font-weight: 600;
  font-size: 1.02rem;
  line-height:1.2;
}
.brand-text span{
  display:block;
  font-family: var(--sans);
  font-weight: 500;
  color: var(--eucalyptus-dark);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

nav.main-nav{
  display:flex;
  align-items:center;
  gap: 30px;
}

nav.main-nav a{
  font-size: 0.94rem;
  color: var(--ink);
  font-weight: 500;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

nav.main-nav a:hover,
nav.main-nav a.active{
  color: var(--teal-800);
  border-bottom-color: var(--gold);
}

.nav-cta{
  background: var(--teal-800);
  color: var(--white) !important;
  padding: 9px 18px;
  border-radius: var(--radius);
  border-bottom: none !important;
  font-weight: 600;
}
.nav-cta:hover{
  background: var(--teal-900);
  border-bottom: none !important;
}

.menu-toggle{
  display:none;
  background:none;
  border: 1px solid var(--gray-mineral-line);
  border-radius: var(--radius);
  padding: 8px 10px;
  cursor:pointer;
}
.menu-toggle span{
  display:block;
  width: 20px;
  height: 2px;
  background: var(--teal-900);
  margin: 4px 0;
}

/* -------------------- Buttons -------------------- */

.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary{
  background: var(--gold);
  color: var(--teal-950);
}
.btn-primary:hover{ background: var(--gold-soft); }

.btn-outline{
  background: transparent;
  color: var(--teal-900);
  border-color: var(--teal-800);
}
.btn-outline:hover{
  background: var(--teal-900);
  color: var(--white);
}

.btn-outline-light{
  background: transparent;
  color: var(--ivory);
  border-color: rgba(250,246,236,0.55);
}
.btn-outline-light:hover{
  background: rgba(250,246,236,0.12);
  border-color: var(--ivory);
}

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

.hero{
  background: var(--teal-900);
  color: var(--ivory);
  position: relative;
  overflow:hidden;
}

.hero-inner{
  max-width: var(--max-w);
  margin:0 auto;
  padding: 88px 32px 76px;
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items:center;
  position:relative;
  z-index:2;
}

.hero h1{ color: var(--ivory); }
.hero .lede{ color: rgba(250,246,236,0.82); }

.hero-eyebrow{
  display:inline-block;
  font-family: var(--sans);
  color: var(--gold-soft);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.01em;
}

.hero-actions{
  display:flex;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.hero-diagram{
  position: relative;
  aspect-ratio: 1/1;
  max-width: 380px;
  justify-self:end;
}

/* concentric annotation rings motif, echoing the stethoscope/leaf mark */
.hero-diagram svg{ width:100%; height:100%; }

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

section{ padding: 78px 0; }

.section-tight{ padding: 56px 0; }

.section-ivory{ background: var(--ivory); }
.section-gray{ background: var(--gray-mineral); }
.section-teal{ background: var(--teal-900); color: var(--ivory); }
.section-teal h2, .section-teal h3{ color: var(--ivory); }
.section-teal p{ color: rgba(250,246,236,0.78); }

.section-head{
  max-width: 640px;
  margin-bottom: 48px;
}

.section-head.center{
  margin-left:auto;
  margin-right:auto;
  text-align:center;
}
.section-head.center p{ margin-left:auto; margin-right:auto; }

/* -------------------- Cards -------------------- */

.card-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card{
  background: var(--white);
  border: 1px solid var(--gray-mineral-line);
  border-radius: var(--radius);
  padding: 30px 28px;
  position:relative;
}

.card-icon{
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  color: var(--eucalyptus-dark);
}

.card h3{ margin-bottom: 10px; }
.card p{ font-size: 0.96rem; margin-bottom: 0; }

.card-gold-rule{
  width: 34px;
  height: 3px;
  background: var(--gold);
  margin-bottom: 16px;
}

/* -------------------- Service list detail rows -------------------- */

.service-detail{
  display:grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid var(--gray-mineral-line);
}
.service-detail:last-child{ border-bottom:none; }

.service-detail h3{
  font-size: 1.4rem;
  margin-bottom: 6px;
}
.service-detail .service-tag{
  font-family: var(--sans);
  font-size: 0.8rem;
  color: var(--eucalyptus-dark);
  font-weight: 600;
  margin-bottom: 8px;
  display:block;
}

.service-detail ul{
  margin: 14px 0 0 0;
  padding: 0;
  list-style: none;
}
.service-detail li{
  padding-left: 22px;
  position: relative;
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 8px;
}
.service-detail li::before{
  content:'';
  position:absolute;
  left:0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--eucalyptus);
}

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

.strip{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  border-top: 1px solid var(--gray-mineral-line);
  border-bottom: 1px solid var(--gray-mineral-line);
  padding: 36px 0;
}
.strip-item h4{
  font-family: var(--serif);
  color: var(--teal-800);
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.strip-item p{ font-size: 0.9rem; margin:0; }

/* -------------------- Two column with image/diagram -------------------- */

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items:center;
}
.split.reverse .split-media{ order: 2; }

.split-media{
  background: var(--gray-mineral);
  border-radius: var(--radius);
  padding: 40px;
  display:flex;
  align-items:center;
  justify-content:center;
}

/* -------------------- CTA banner -------------------- */

.cta-banner{
  background: var(--teal-900);
  color: var(--ivory);
  border-radius: var(--radius);
  padding: 52px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 32px;
  flex-wrap:wrap;
}
.cta-banner h2{ color: var(--ivory); margin-bottom: 8px; }
.cta-banner p{ color: rgba(250,246,236,0.78); margin:0; }

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

.site-footer{
  background: var(--teal-950);
  color: rgba(250,246,236,0.78);
  padding: 56px 0 28px;
}

.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(250,246,236,0.14);
}

.footer-brand{
  display:flex;
  align-items:flex-start;
  gap: 14px;
}
.footer-brand .logo-chip{
  background: var(--ivory);
  border-radius: var(--radius);
  padding: 8px 10px;
  flex-shrink:0;
  line-height:0;
}
.footer-brand img{ height: 40px; }
.footer-brand-text{
  font-family: var(--serif);
  color: var(--ivory);
  font-size: 1.05rem;
  font-weight:600;
}

.footer-col h4{
  color: var(--ivory);
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight:600;
  letter-spacing: 0.03em;
  margin-bottom: 16px;
}

.footer-col a, .footer-col p{
  display:block;
  color: rgba(250,246,236,0.7);
  font-size: 0.92rem;
  margin-bottom: 10px;
  max-width: none;
}
.footer-col a:hover{ color: var(--gold-soft); }

.footer-bottom{
  padding-top: 22px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap: 12px;
  font-size: 0.84rem;
  color: rgba(250,246,236,0.55);
}
.footer-bottom a{ color: rgba(250,246,236,0.55); }
.footer-bottom a:hover{ color: var(--gold-soft); }

/* -------------------- Page header (interior pages) -------------------- */

.page-header{
  background: var(--gray-mineral);
  border-bottom: 1px solid var(--gray-mineral-line);
  padding: 56px 0 48px;
}
.page-header p{ margin-top: 10px; }

/* -------------------- Forms -------------------- */

.form-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-grid .full{ grid-column: 1 / -1; }

.field{
  display:flex;
  flex-direction:column;
  gap: 6px;
  margin-bottom: 4px;
}
.field label{
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal-900);
}
.field input,
.field select,
.field textarea{
  font-family: var(--sans);
  font-size: 0.95rem;
  padding: 11px 13px;
  border: 1px solid var(--gray-mineral-line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline: 2px solid var(--gold);
  outline-offset: 1px;
  border-color: var(--gold);
}
.field textarea{ resize: vertical; min-height: 120px; }

.form-note{
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 6px;
}

.form-success{
  display:none;
  background: var(--eucalyptus-pale);
  border: 1px solid var(--eucalyptus);
  color: var(--teal-900);
  padding: 16px 18px;
  border-radius: var(--radius);
  margin-top: 20px;
  font-size: 0.95rem;
}
.form-success.visible{ display:block; }

/* -------------------- Contact info cards -------------------- */

.info-card{
  display:flex;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--gray-mineral-line);
}
.info-card:last-child{ border-bottom:none; }
.info-icon{
  width: 22px;
  height: 22px;
  flex-shrink:0;
  color: var(--eucalyptus-dark);
  margin-top: 3px;
}
.info-card h4{
  font-family: var(--sans);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: var(--teal-800);
  margin: 0 0 4px 0;
  font-weight:600;
}
.info-card a, .info-card span{
  color: var(--ink);
  font-size: 0.98rem;
}
.info-card a:hover{ color: var(--eucalyptus-dark); }

/* -------------------- Legal pages -------------------- */

.legal-content{
  max-width: 760px;
}
.legal-content h2{
  margin-top: 2.2em;
  padding-top: 0.2em;
}
.legal-content h2:first-child{ margin-top:0; }
.legal-content ul{
  color: var(--ink-soft);
  padding-left: 22px;
}
.legal-content li{ margin-bottom: 8px; }
.legal-meta{
  font-family: var(--sans);
  font-size: 0.88rem;
  color: var(--eucalyptus-dark);
  font-weight:600;
  margin-bottom: 8px;
}

/* -------------------- Responsive -------------------- */

@media (max-width: 900px){
  .hero-inner{ grid-template-columns: 1fr; padding-top: 56px; }
  .hero-diagram{ justify-self:start; max-width: 240px; order:-1; }
  .card-grid{ grid-template-columns: 1fr 1fr; }
  .split{ grid-template-columns: 1fr; gap: 36px; }
  .split.reverse .split-media{ order: 0; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .strip{ grid-template-columns: 1fr 1fr; }
  .service-detail{ grid-template-columns: 1fr; gap: 12px; }
}

@media (max-width: 700px){
  nav.main-nav{
    position: fixed;
    top: 74px;
    left:0;
    right:0;
    background: var(--ivory);
    flex-direction:column;
    align-items:flex-start;
    padding: 18px 32px 28px;
    border-bottom: 1px solid var(--gray-mineral-line);
    display:none;
    gap: 4px;
  }
  nav.main-nav.open{ display:flex; }
  nav.main-nav a{ width:100%; padding: 10px 0; border-bottom: 1px solid var(--gray-mineral-line); }
  .nav-cta{ margin-top: 8px; text-align:center; justify-content:center; }
  .menu-toggle{ display:block; }
  .card-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; gap: 32px; }
  .strip{ grid-template-columns: 1fr 1fr; }
  .cta-banner{ flex-direction:column; align-items:flex-start; }
  .form-grid{ grid-template-columns: 1fr; }
  .brand-text{ font-size: 0.9rem; }
}