/* ===================================================================
   COLESTZEN — custom design system
   Palette: botanical green #2f6b4f | plum-berry #7c3a52 | gold seed #c79a3e
            paper #fbfaf6 | leaf tint #e9f1ea | slate #5a615a
   Display: 'Spectral' (medical-editorial serif)
   Body:    'Figtree' (clean modern sans)
   Signature: lipid-balance dual-gradient meter
   NOTE: all grids use minmax(0,1fr); flex items min-width:0;
         images capped with min(NNNpx,100%) — mobile-safe from start.
=================================================================== */

:root{
  --green:#2f6b4f;
  --green-dark:#245740;
  --berry:#7c3a52;
  --berry-dark:#652e43;
  --gold:#c79a3e;
  --paper:#fbfaf6;
  --leaf:#e9f1ea;
  --slate:#5a615a;
  --line:#e4e0d4;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'Figtree',sans-serif;
  color:#20261f;
  background:var(--paper);
  margin:0;
  font-size:17px;
  line-height:1.68;
}
h1,h2,h3,h4,.cz-display{
  font-family:'Spectral',serif;
  font-weight:600;
  line-height:1.18;
  color:var(--green-dark);
}
.cz-eyebrow{
  font-family:'Figtree',sans-serif;
  text-transform:uppercase;
  letter-spacing:2.5px;
  font-weight:700;
  font-size:.78rem;
  color:var(--berry);
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;height:auto;display:block;}
.container{max-width:1160px;margin:0 auto;padding:0 24px;}

/* ---------- Buttons ---------- */
.btn-cz{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--berry);
  color:#fff;
  font-weight:700;
  font-size:1.02rem;
  padding:15px 32px;
  border-radius:8px;
  border:none;
  cursor:pointer;
  transition:transform .15s ease, background .15s ease, box-shadow .15s ease;
  box-shadow:0 10px 24px rgba(124,58,82,.28);
}
.btn-cz:hover{background:var(--berry-dark);transform:translateY(-2px);color:#fff;}
.btn-cz-outline{
  display:inline-flex;align-items:center;gap:10px;
  background:transparent;
  border:2px solid rgba(255,255,255,.5);
  color:#fff;
  font-weight:700;font-size:.98rem;
  padding:13px 28px;border-radius:8px;transition:all .15s ease;
}
.btn-cz-outline:hover{background:#fff;color:var(--green-dark);border-color:#fff;}

/* ---------- Navbar ---------- */
.cz-nav{
  position:sticky;top:0;z-index:1000;
  background:var(--paper);
  padding:16px 0;
  border-bottom:1px solid var(--line);
}
.cz-nav .container{display:flex;align-items:center;justify-content:space-between;}
.cz-logo{
  font-family:'Spectral',serif;
  font-weight:700;
  color:var(--green-dark);
  font-size:1.6rem;
}
.cz-logo span{color:var(--berry);}
.cz-nav-links{display:flex;gap:30px;list-style:none;margin:0;padding:0;align-items:center;}
.cz-nav-links a{color:var(--green-dark);font-weight:600;font-size:.95rem;opacity:.85;}
.cz-nav-links a:hover{opacity:1;color:var(--berry);}
.cz-nav-toggle{display:none;background:none;border:none;color:var(--green-dark);font-size:1.8rem;cursor:pointer;}

@media(max-width:900px){
  .cz-nav-links{
    position:absolute;top:100%;left:0;right:0;background:var(--paper);
    flex-direction:column;gap:0;border-top:1px solid var(--line);
    display:none;
  }
  .cz-nav-links.open{display:flex;}
  .cz-nav-links li{width:100%;border-bottom:1px solid var(--line);}
  .cz-nav-links a{display:block;padding:16px 24px;}
  .cz-nav-cta{display:none;}
  .cz-nav-toggle{display:block;}
}

/* ---------- Hero ---------- */
.cz-hero{
  background:radial-gradient(ellipse at 12% 0%, #37795a 0%, var(--green) 55%, var(--green-dark) 100%);
  color:#fff;
  padding:64px 0 60px;
}
.cz-hero-row{display:flex;align-items:center;gap:48px;flex-wrap:wrap;}
.cz-hero-copy{flex:1 1 440px;min-width:0;}
.cz-hero-copy h1{font-size:2.8rem;color:#fff;margin:16px 0 20px;}
.cz-hero-copy h1 em{font-style:italic;color:#f0d99a;}
.cz-hero-copy p{color:#dbe7de;font-size:1.08rem;max-width:520px;}
.cz-hero-img{flex:1 1 320px;min-width:0;text-align:center;}
.cz-hero-img img{max-width:min(320px,100%);margin:0 auto;filter:drop-shadow(0 26px 36px rgba(0,0,0,.4));}
.cz-hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px;}
.cz-rating-inline{display:flex;align-items:center;gap:12px;margin-top:28px;color:#dbe7de;font-weight:600;}
.cz-rating-inline .stars{color:#f0d99a;letter-spacing:2px;font-size:1.2rem;}
.cz-hero-checks{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 20px;}
@media(max-width:560px){.cz-hero-checks{grid-template-columns:1fr;}}
.cz-hero-checks li{color:#eaf2ec;font-size:.95rem;padding-left:26px;position:relative;}
.cz-hero-checks li::before{content:'\2714';position:absolute;left:0;color:#f0d99a;font-weight:700;}

/* lipid-balance meter (signature) */
.cz-meter{margin-top:40px;max-width:520px;}
.cz-meter-track{height:10px;border-radius:6px;background:linear-gradient(90deg,#c14b4b 0%,var(--gold) 50%,#3fa06a 100%);position:relative;}
.cz-meter-marker{position:absolute;top:-5px;width:4px;height:20px;background:#fff;border-radius:2px;left:72%;box-shadow:0 0 0 3px rgba(47,107,79,.4);}
.cz-meter-labels{display:flex;justify-content:space-between;margin-top:8px;color:#c5d4c9;font-size:.78rem;font-weight:600;}

/* ---------- Section shells ---------- */
.cz-section{padding:78px 0;}
.cz-section-tint{background:var(--leaf);}
.cz-section-dark{background:var(--green-dark);color:#dbe7de;}
.cz-section-dark h2,.cz-section-dark h3{color:#fff;}
.cz-head{text-align:center;max-width:700px;margin:0 auto 46px;}
.cz-head h2{font-size:2.2rem;margin-top:10px;}

/* ---------- Trust badges ---------- */
.cz-badges{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
@media(max-width:800px){.cz-badges{grid-template-columns:repeat(2,minmax(0,1fr));}}
.cz-badge-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px 18px;text-align:center;}
.cz-badge-card img{max-width:min(150px,100%);margin:0 auto 14px;}
.cz-badge-card p{font-weight:700;color:var(--green-dark);margin:0;font-size:1rem;}

/* ---------- Testimonials ---------- */
.cz-testi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
@media(max-width:900px){.cz-testi-grid{grid-template-columns:1fr;}}
.cz-testi-card{background:#fff;border-radius:10px;padding:28px 24px;border:1px solid var(--line);}
.cz-testi-top{display:flex;align-items:center;gap:14px;margin-bottom:12px;}
.cz-testi-top img{width:54px;height:54px;border-radius:50%;object-fit:cover;}
.cz-testi-name{font-weight:700;color:var(--green-dark);}
.cz-testi-loc{color:var(--slate);font-size:.85rem;}
.cz-stars{color:var(--gold);letter-spacing:2px;margin-bottom:8px;}
.cz-testi-card p{color:var(--slate);font-size:.94rem;margin:0;}

.cz-rating-strip{text-align:center;}
.cz-rating-strip img{max-width:min(320px,100%);margin:0 auto;}

/* ---------- About / How it works ---------- */
.cz-row{display:flex;align-items:center;gap:52px;flex-wrap:wrap;}
.cz-row.reverse{flex-direction:row-reverse;}
.cz-row-img{flex:1 1 300px;min-width:0;text-align:center;}
.cz-row-img img{max-width:min(300px,100%);margin:0 auto;}
.cz-row-copy{flex:1 1 440px;min-width:0;}
.cz-row-copy h2{font-size:2rem;margin-bottom:16px;}
.cz-row-copy p{color:var(--slate);}
.cz-section-dark .cz-row-copy p{color:#c5d4c9;}

/* ---------- Ingredient cards ---------- */
.cz-ing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
@media(max-width:900px){.cz-ing-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:620px){.cz-ing-grid{grid-template-columns:1fr;}}
.cz-ing-card{background:#fff;border-radius:10px;padding:22px 20px;border:1px solid var(--line);border-top:4px solid var(--green);}
.cz-ing-card h4{font-size:1.08rem;margin:0 0 8px;font-family:'Spectral',serif;font-weight:700;}
.cz-ing-card p{margin:0;color:var(--slate);font-size:.9rem;}

/* ---------- Benefits ---------- */
.cz-benefit-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
@media(max-width:900px){.cz-benefit-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:620px){.cz-benefit-grid{grid-template-columns:1fr;}}
.cz-benefit-card{background:#fff;border-radius:10px;padding:26px 22px;border:1px solid var(--line);}
.cz-benefit-card .mark{color:var(--green);font-weight:700;font-size:1.2rem;margin-right:6px;}
.cz-benefit-card h4{font-size:1.05rem;font-family:'Spectral',serif;margin:8px 0 8px;}
.cz-benefit-card p{margin:0;color:var(--slate);font-size:.94rem;}

/* ---------- Pricing ---------- */
.cz-pricing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;align-items:stretch;}
@media(max-width:900px){.cz-pricing-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto;}}
.cz-price-card{
  background:#fff;border-radius:12px;
  padding:30px 24px;text-align:center;position:relative;display:flex;flex-direction:column;
  border:2px solid var(--line);
}
.cz-price-card.featured{
  border-color:var(--berry);
  box-shadow:0 22px 40px rgba(124,58,82,.16);
  transform:translateY(-8px);
}
@media(max-width:900px){.cz-price-card.featured{transform:none;}}
.cz-ribbon{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--berry);color:#fff;font-weight:700;
  font-size:.76rem;letter-spacing:.5px;text-transform:uppercase;
  padding:6px 16px;border-radius:4px;white-space:nowrap;
}
.cz-ribbon.value{background:var(--green);}
.cz-price-card img.bottle{max-width:min(180px,100%);margin:6px auto 14px;}
.cz-pack-title{font-family:'Spectral',serif;font-weight:700;font-size:1.5rem;}
.cz-pack-sub{color:var(--slate);font-size:.9rem;margin-bottom:14px;}
.cz-perbottle{font-family:'Spectral',serif;font-weight:700;font-size:2.5rem;color:var(--green-dark);line-height:1;}
.cz-perbottle span{font-family:'Figtree',sans-serif;font-size:.9rem;font-weight:400;color:var(--slate);}
.cz-total{font-weight:700;margin:10px 0 2px;}
.cz-ship{font-size:.86rem;font-weight:700;margin-bottom:18px;color:var(--green);}
.cz-ship.paid{color:var(--slate);}
.cz-price-card .btn-cz{width:100%;justify-content:center;margin-top:auto;}
.cz-cards-img{max-width:min(190px,100%);margin:14px auto 0;opacity:.85;}

/* ---------- Stock warning ---------- */
.cz-warning{
  background:#f7edf1;border:2px dashed var(--berry);border-radius:8px;
  padding:18px 24px;text-align:center;color:var(--berry-dark);font-weight:700;
  font-size:1rem;
}

/* ---------- Guarantee ---------- */
.cz-guarantee{display:flex;align-items:center;gap:44px;flex-wrap:wrap;background:#fff;border-radius:12px;padding:40px;border:1px solid var(--line);}
.cz-guarantee img{max-width:min(180px,100%);margin:0 auto;}
.cz-guarantee-copy{flex:1 1 360px;min-width:0;}
.cz-guarantee-copy h3{font-size:1.8rem;margin-bottom:14px;}
.cz-guarantee-copy p{color:var(--slate);}

/* ---------- Final CTA ---------- */
.cz-final-cta{
  background:linear-gradient(135deg,var(--green-dark) 0%,var(--green) 100%);
  color:#fff;text-align:center;border-radius:14px;padding:56px 30px;
  border:1px solid rgba(199,154,62,.35);
}
.cz-final-cta h2{color:#fff;font-size:2.2rem;}
.cz-final-cta img{max-width:min(230px,100%);margin:24px auto;}
.cz-final-cta .old-price{text-decoration:line-through;opacity:.7;font-size:1.1rem;}
.cz-final-cta .new-price{font-family:'Spectral',serif;font-weight:700;color:#f0d99a;font-size:2.4rem;margin:6px 0 22px;}

/* ---------- FAQ ---------- */
.cz-faq-item{border-bottom:1px solid var(--line);}
.cz-faq-q{
  width:100%;text-align:left;background:none;border:none;padding:20px 4px;
  display:flex;justify-content:space-between;align-items:center;cursor:pointer;
  font-weight:700;font-size:1.12rem;color:var(--green-dark);font-family:'Spectral',serif;gap:16px;
}
.cz-faq-q::after{content:'+';font-size:1.6rem;color:var(--berry);transition:transform .2s;flex-shrink:0;}
.cz-faq-item.open .cz-faq-q::after{transform:rotate(45deg);}
.cz-faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.cz-faq-a p{padding:0 4px 20px;margin:0;color:var(--slate);}

/* ---------- Footer ---------- */
.cz-footer{background:var(--green-dark);color:#b9c7bd;padding:44px 0 30px;font-size:.9rem;}
.cz-footer a{color:#dbe7de;}
.cz-footer a:hover{color:#f0d99a;}
.cz-footer hr{border-color:rgba(255,255,255,.12);margin:26px 0;}

/* ---------- Sticky mobile order bar ---------- */
.cz-sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  background:var(--green-dark);padding:10px 16px;display:none;
  align-items:center;justify-content:space-between;gap:12px;
  box-shadow:0 -6px 20px rgba(0,0,0,.3);border-top:2px solid var(--berry);
}
.cz-sticky-bar .price{color:#fff;line-height:1.2;}
.cz-sticky-bar .price b{color:#f0d99a;font-size:1.1rem;font-family:'Spectral',serif;}
.cz-sticky-bar .price small{display:block;color:#b9c7bd;font-size:.72rem;}
@media(max-width:900px){.cz-sticky-bar{display:flex;}body{padding-bottom:70px;}}

.align-center{text-align:center;}