/* PharmaNutrition Glow — Nutrition for Young Swimmers
   Palette: pool teal, lane-rope coral, deep water navy, chalk white
*/

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=Manrope:wght@400;500;600;700;800&display=swap');

:root{
  --navy: #0B2A3D;
  --teal: #0E7C7B;
  --teal-deep: #0A5F5E;
  --coral: #FF6F59;
  --coral-deep: #E85A45;
  --chalk: #FBFAF6;
  --mist: #EEF3F2;
  --line: #DCE6E4;
  --text: #16333F;
  --muted: #4C6470;
  --radius: 14px;
  --max: 1080px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: 'Manrope', system-ui, sans-serif;
  color: var(--text);
  background: var(--chalk);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3{
  font-family: 'Fraunces', Georgia, serif;
  color: var(--navy);
  line-height: 1.12;
  margin: 0 0 .5em;
}

a{ color: var(--teal-deep); }
img{ max-width:100%; display:block; }

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

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 50;
  background: rgba(251,250,246,.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:14px; padding-bottom:14px;
}
.brand{
  font-family:'Fraunces', serif; font-weight:700; font-size:1.15rem;
  color: var(--navy); text-decoration:none; letter-spacing:.2px;
}
.btn{
  display:inline-block; text-decoration:none; font-weight:700;
  padding: 12px 22px; border-radius: 999px; font-size:.95rem;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary{
  background: var(--coral); color:#fff;
  box-shadow: 0 6px 18px rgba(232,90,69,.32);
}
.btn-primary:hover{ transform: translateY(-1px); box-shadow: 0 10px 22px rgba(232,90,69,.4); }
.btn-ghost{ color:var(--navy); }

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(14,124,123,.16), transparent 60%),
    linear-gradient(180deg, var(--mist), var(--chalk));
  padding: 64px 0 40px;
  overflow:hidden;
}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.82rem; font-weight:700; letter-spacing:.03em;
  color: var(--teal-deep); background:#fff; border:1px solid var(--line);
  padding:7px 14px; border-radius:999px; margin-bottom:18px;
}
.hero-grid{
  display:grid; grid-template-columns: 1.1fr .9fr; gap:48px; align-items:center;
}
.hero h1{ font-size: clamp(2.2rem, 4.4vw, 3.4rem); }
.hero p.lead{ color: var(--muted); font-size:1.08rem; max-width: 46ch; margin: 0 0 26px; }
.hero-actions{ display:flex; align-items:center; gap:18px; flex-wrap:wrap; margin-bottom: 14px;}
.reassure{ color: var(--muted); font-size:.9rem; }
.chip-row{ display:flex; gap:10px; flex-wrap:wrap; margin-top:22px; }
.chip{
  background:#fff; border:1px solid var(--line); border-radius:10px;
  padding:9px 13px; font-size:.85rem; font-weight:600; color:var(--navy);
}
.hero-art{ position:relative; }
.hero-art img{
  border-radius: 18px;
  box-shadow: 0 30px 60px -20px rgba(11,42,61,.35);
  transform: rotate(1.5deg);
}
.hero-art::before{
  content:"";
  position:absolute; inset: -18px -18px auto auto; width:150px; height:150px;
  background: var(--coral); opacity:.14; border-radius:50%; z-index:-1;
}

/* ---------- Section shell ---------- */
section{ padding: 64px 0; }
.section-head{ max-width: 60ch; margin-bottom: 36px; }
.section-head h2{ font-size: clamp(1.6rem, 3vw, 2.1rem); }
.section-head p{ color: var(--muted); }

/* ---------- Audience cards ---------- */
.audience-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap:20px; }
.aud-card{
  background:#fff; border:1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px;
}
.aud-icon{ font-size:1.7rem; margin-bottom:12px; }
.aud-card h3{ font-family:'Manrope',sans-serif; font-weight:800; font-size:1.05rem; color:var(--navy); }
.aud-card p{ color:var(--muted); font-size:.95rem; margin:0; }

/* ---------- What's inside ---------- */
.inside{ background: var(--navy); color:#EAF2F1; }
.inside .section-head h2, .inside .section-head p{ color:#EAF2F1; }
.inside .section-head p{ opacity:.75; }
.inside-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap:18px; }
.inside-card{
  background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding:22px;
}
.inside-mark{
  width:30px; height:30px; border-radius:50%; background: var(--coral);
  color:#fff; display:flex; align-items:center; justify-content:center;
  font-weight:800; margin-bottom:14px;
}
.inside-card h3{ color:#fff; font-family:'Manrope',sans-serif; font-size:1.02rem; font-weight:800; }
.inside-card p{ color:#C7D8D6; font-size:.93rem; margin:0; }

/* ---------- CTA band ---------- */
.cta-band{
  text-align:center; background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color:#fff; border-radius: 22px; margin: 0 24px; padding: 52px 24px;
}
.cta-band h2{ color:#fff; }
.cta-band p{ color:#DDEFEE; margin-bottom:26px; }
.cta-band .btn-primary{ font-size:1.05rem; padding:15px 30px; }
.fine{ margin-top:16px; color:#CFE7E5; font-size:.85rem; }

/* ---------- Author ---------- */
.author{ display:flex; gap:22px; align-items:flex-start; background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding:28px; }
.author-badge{
  flex:none; width:56px; height:56px; border-radius:50%;
  background: var(--coral); color:#fff; display:flex; align-items:center; justify-content:center;
  font-weight:800; font-family:'Fraunces',serif;
}
.author h3{ margin:0 0 8px; font-size:1.1rem; }
.author p{ color:var(--muted); margin:0; }

/* ---------- FAQ ---------- */
.faq-item{ border-bottom:1px solid var(--line); padding: 18px 0; }
.faq-item summary{
  cursor:pointer; list-style:none; font-weight:700; color:var(--navy);
  display:flex; justify-content:space-between; align-items:center; gap:16px;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; font-size:1.4rem; color: var(--coral); flex:none; }
.faq-item[open] summary::after{ content:"–"; }
.faq-item p{ color: var(--muted); margin: 12px 0 0; }

/* ---------- Footer ---------- */
footer{ background: var(--mist); border-top:1px solid var(--line); padding: 44px 0 28px; }
.footer-grid{ display:grid; grid-template-columns: 1.3fr 1fr 1fr; gap:28px; margin-bottom: 26px;}
.footer-grid h4{ font-size:.82rem; text-transform:uppercase; letter-spacing:.06em; color:var(--navy); margin:0 0 12px; }
.footer-grid p{ color:var(--muted); font-size:.92rem; }
.footer-grid ul{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:8px; }
.footer-grid a{ color: var(--muted); text-decoration:none; font-size:.92rem; }
.footer-grid a:hover{ color: var(--teal-deep); }
.footer-bottom{ border-top:1px solid var(--line); padding-top:20px; color:var(--muted); font-size:.85rem; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;}

/* ---------- Legal pages ---------- */
.legal{ padding: 56px 0 80px; }
.legal .back{ display:inline-block; margin-bottom: 26px; font-weight:700; text-decoration:none; }
.legal h1{ font-size:2rem; margin-bottom: 22px; }
.legal p{ color:var(--text); margin: 0 0 16px; }
.legal strong{ color:var(--navy); }

/* ---------- Responsive ---------- */
@media (max-width: 860px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-art{ order:-1; }
  .audience-grid{ grid-template-columns:1fr; }
  .inside-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .author{ flex-direction:column; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .btn-primary:hover{ transform:none; }
}