/* ==========================================================================
   NextGen Vitality — "Modern Vitality Lab" design system
   ========================================================================== */

:root{
  --teal:#0F6E6A;
  --teal-dark:#0B4F4C;
  --teal-tint:#E4F2F1;
  --coral:#FF6B54;
  --coral-dark:#E5503A;
  --coral-tint:#FFE9E4;
  --ink:#1A1D1B;
  --cream:#FBF7F0;
  --white:#FFFFFF;
  --muted:#666F6B;
  --border:#E6E0D2;
  --ok:#1F7A5C;
  --err:#B3402C;

  --font-head:'Poppins','Segoe UI',system-ui,sans-serif;
  --font-body:'Inter','Segoe UI',system-ui,sans-serif;

  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --radius-pill:999px;

  --shadow-card:0 10px 28px rgba(15,110,106,0.10);
  --shadow-pop:0 18px 40px rgba(26,29,27,0.14);

  --wrap:1160px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--teal-dark);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4,h5{font-family:var(--font-head);color:var(--ink);line-height:1.15;margin:0 0 .5em;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
[hidden]{display:none!important}

/* ---------- Header / nav ---------- */
.site-header{
  background:var(--white);
  border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:40;
}
.header-inner{
  max-width:var(--wrap);margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{flex:none}
.brand-text{font-family:var(--font-head);font-weight:700;font-size:19px;line-height:1.1;display:flex;flex-direction:column}
.brand-text small{font-family:var(--font-body);font-weight:500;font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.main-nav{display:flex;align-items:center;gap:26px}
.main-nav a{color:var(--ink);font-weight:600;font-size:14.5px}
.main-nav a:hover{color:var(--teal);text-decoration:none}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:4px;
  width:38px;height:38px;border-radius:var(--radius-sm);border:1px solid var(--border);
  background:var(--white);cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);margin:0 auto}

@media (max-width:760px){
  .nav-toggle{display:flex}
  .main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--white);border-bottom:1px solid var(--border);
    flex-direction:column;align-items:flex-start;gap:0;padding:6px 20px 14px;
    box-shadow:var(--shadow-pop);
  }
  .main-nav.is-open{display:flex}
  .main-nav a{padding:10px 0;width:100%;border-bottom:1px solid var(--border)}
  .main-nav a:last-child{border-bottom:none}
}

/* ---------- Pill tags / category badges ---------- */
.pill-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:var(--teal-tint);color:var(--teal-dark);
  font-family:var(--font-head);font-weight:600;font-size:13px;
  white-space:nowrap;
}
.pill-tag--coral{background:var(--coral-tint);color:var(--coral-dark)}
.pill-row{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(165deg,var(--teal) 0%,var(--teal-dark) 100%);
  color:var(--white);
  border-radius:0 0 var(--radius-lg) var(--radius-lg);
  padding:64px 20px 56px;
}
.hero-inner{max-width:var(--wrap);margin:0 auto;text-align:center}
.hero-kicker{
  display:inline-block;font-family:var(--font-head);font-weight:600;font-size:13px;
  letter-spacing:.08em;text-transform:uppercase;color:var(--white);
  background:rgba(255,255,255,0.14);padding:7px 18px;border-radius:var(--radius-pill);
  margin-bottom:20px;
}
.hero h1{color:var(--white);font-size:clamp(32px,5vw,52px);max-width:820px;margin:0 auto 18px}
.hero-dek{color:rgba(255,255,255,0.88);max-width:640px;margin:0 auto 28px;font-size:17.5px}
.hero .pill-row{justify-content:center;margin-bottom:8px}
.hero .pill-tag{background:rgba(255,255,255,0.16);color:var(--white)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-head);font-weight:600;font-size:15px;
  padding:13px 26px;border-radius:var(--radius-pill);border:none;cursor:pointer;
  text-decoration:none;
}
.btn:hover{text-decoration:none}
.btn-coral{background:var(--coral);color:var(--white)}
.btn-coral:hover{background:var(--coral-dark)}
.btn-outline{background:transparent;border:2px solid var(--white);color:var(--white)}
.btn-outline:hover{background:rgba(255,255,255,0.14)}
.btn-teal{background:var(--teal);color:var(--white)}
.btn-teal:hover{background:var(--teal-dark)}

/* ---------- Section shell ---------- */
.section{padding:56px 20px}
.section-inner{max-width:var(--wrap);margin:0 auto}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-head h2{font-size:28px;margin:0}
.section-head .section-note{color:var(--muted);font-size:14px}

/* ---------- Lab-notes / how-we-vet callouts ---------- */
.lab-notes{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  margin-top:8px;
}
.lab-note{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:24px;box-shadow:var(--shadow-card);
}
.lab-note-num{
  font-family:var(--font-head);font-weight:700;font-size:13px;color:var(--coral);
  background:var(--coral-tint);width:32px;height:32px;border-radius:var(--radius-pill);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.lab-note h4{font-size:16.5px;margin-bottom:8px}
.lab-note p{color:var(--muted);font-size:14.5px;margin:0}
@media (max-width:760px){.lab-notes{grid-template-columns:1fr}}

/* ---------- Product grid / cards ---------- */
.product-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.product-card{
  display:flex;flex-direction:column;background:var(--white);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;text-decoration:none;color:var(--ink);
  box-shadow:var(--shadow-card);transition:transform .15s ease,box-shadow .15s ease;
}
.product-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-pop);text-decoration:none}
.product-card-image{
  width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--teal-tint);
}
.product-card-body{padding:20px}
.product-card-tag{
  display:inline-block;font-family:var(--font-head);font-weight:600;font-size:11.5px;
  letter-spacing:.04em;text-transform:uppercase;color:var(--teal-dark);margin-bottom:10px;
}
.product-card-title{font-size:18px;margin:0 0 8px}
.product-card-excerpt{color:var(--muted);font-size:14.5px;margin:0 0 12px}
.product-card-cta{font-family:var(--font-head);font-weight:600;font-size:13.5px;color:var(--coral-dark)}
@media (max-width:900px){.product-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.product-grid{grid-template-columns:1fr}}

/* ---------- Article grid / cards ---------- */
.article-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.article-card{
  display:flex;flex-direction:column;background:var(--white);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;text-decoration:none;color:var(--ink);
  box-shadow:var(--shadow-card);transition:transform .15s ease,box-shadow .15s ease;
}
.article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-pop);text-decoration:none}
.article-card-image{
  width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--coral-tint);
}
.article-card-body{padding:20px}
.article-card-meta{
  display:flex;align-items:center;gap:10px;margin-bottom:10px;
  font-family:var(--font-head);font-weight:600;font-size:11.5px;
  letter-spacing:.04em;text-transform:uppercase;color:var(--coral-dark);
}
.article-card-title{font-size:18px;margin:0 0 8px}
.article-card-excerpt{color:var(--muted);font-size:14.5px;margin:0}
@media (max-width:900px){.article-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.article-grid{grid-template-columns:1fr}}

/* ---------- Empty-state note (scaffold phase only) ---------- */
.empty-note{
  grid-column:1/-1;
  border:1.5px dashed var(--border);border-radius:var(--radius-md);
  padding:30px;text-align:center;color:var(--muted);font-size:14.5px;background:var(--white);
}

/* ---------- Newsletter ---------- */
.newsletter{
  background:var(--coral);border-radius:var(--radius-lg);
  padding:44px 32px;color:var(--white);text-align:center;
}
.newsletter h2{color:var(--white);font-size:26px;margin-bottom:10px}
.newsletter p{color:rgba(255,255,255,0.92);max-width:520px;margin:0 auto 22px}
.nl-form{display:flex;gap:10px;max-width:440px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.nl-form input[type="email"]{
  flex:1 1 240px;min-width:200px;padding:13px 18px;border-radius:var(--radius-pill);
  border:none;font-family:var(--font-body);font-size:15px;
}
.nl-form button{
  font-family:var(--font-head);font-weight:600;font-size:15px;
  background:var(--ink);color:var(--white);border:none;border-radius:var(--radius-pill);
  padding:13px 24px;cursor:pointer;
}
.nl-form button:hover{background:var(--teal-dark)}
.nl-msg{margin-top:12px;font-size:14px;font-weight:600;min-height:1.4em}

/* ---------- Legal / content pages ---------- */
.page-hero{
  background:var(--teal-tint);padding:44px 20px 36px;border-radius:0 0 var(--radius-lg) var(--radius-lg);
}
.page-hero-inner{max-width:820px;margin:0 auto;text-align:center}
.crumbs{font-size:12.5px;color:var(--muted);letter-spacing:.03em;text-transform:uppercase;margin-bottom:10px}
.page-hero h1{font-size:clamp(28px,4vw,40px);margin-bottom:10px}
.page-meta{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;font-size:13.5px;color:var(--muted);margin-top:12px}
.page-meta b{color:var(--ink)}

.content{max-width:760px;margin:0 auto;padding:44px 20px 64px}
.content h2{font-size:22px;margin-top:36px}
.content h3{font-size:17px;margin-top:24px}
.content p{color:#3A3F3C}
.content ul{color:#3A3F3C;padding-left:22px}
.content li{margin-bottom:8px}
.content .fineprint{font-size:13px;color:var(--muted)}

.findingbox{
  background:var(--white);border:1px solid var(--border);border-left:4px solid var(--teal);
  border-radius:var(--radius-sm);padding:20px 22px;margin:22px 0;
}
.findingbox .flabel{
  font-family:var(--font-head);font-weight:700;font-size:12px;letter-spacing:.05em;
  text-transform:uppercase;color:var(--teal-dark);margin-bottom:8px;
}

.contact-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:24px 26px;margin:22px 0;box-shadow:var(--shadow-card);
}
.contact-card .flabel{
  font-family:var(--font-head);font-weight:700;font-size:12px;letter-spacing:.05em;
  text-transform:uppercase;color:var(--coral-dark);margin-bottom:6px;
}
.contact-card p{margin:0 0 16px}
.contact-card p:last-child{margin-bottom:0}
.tel-link{font-family:var(--font-head);font-weight:600;color:var(--teal-dark);font-size:17px}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--ink);color:#D9DDDA;margin-top:40px;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
}
.footer-inner{
  max-width:var(--wrap);margin:0 auto;padding:48px 20px 24px;
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;
}
.footer-logo{font-family:var(--font-head);font-weight:700;font-size:19px;color:var(--white);margin-bottom:10px}
.footer-brand p{color:#AEB5B1;font-size:14px;max-width:340px}
.footer-col h5{color:var(--white);font-size:13px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:14px}
.footer-col a{display:block;color:#C7CCC9;font-size:14.5px;margin-bottom:10px}
.footer-col a:hover{color:var(--white)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.12);padding:18px 20px;
  max-width:var(--wrap);margin:0 auto;
}
.footer-bottom p{color:#9AA19D;font-size:12.5px;margin:0}
.footer-bottom a{color:#C7CCC9}
@media (max-width:760px){.footer-inner{grid-template-columns:1fr}}

/* ---------- Cookie consent banner ---------- */
#cookieBanner{
  position:fixed;left:16px;right:16px;bottom:16px;z-index:60;
  display:none;
}
#cookieBanner.show{display:block}
.cookie-banner-inner{
  max-width:720px;margin:0 auto;background:var(--white);
  border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-pop);padding:18px 20px;
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:space-between;
}
.cookie-banner-inner p{margin:0;font-size:13.5px;color:var(--ink);flex:1 1 260px}
.cookie-banner-actions{display:flex;gap:10px;flex:none}
.cookie-banner-actions button{
  font-family:var(--font-head);font-weight:600;font-size:13.5px;
  border-radius:var(--radius-pill);padding:9px 18px;cursor:pointer;border:none;
}
#cbAccept{background:var(--teal);color:var(--white)}
#cbAccept:hover{background:var(--teal-dark)}
#cbReject{background:var(--cream);color:var(--ink);border:1px solid var(--border)}

/* ---------- 404 ---------- */
.notfound{max-width:640px;margin:0 auto;padding:80px 20px;text-align:center}
.notfound .hero-kicker{background:var(--teal-tint);color:var(--teal-dark)}