/* zennsulin.com — cream + deep burgundy + gold, botanical/calm motif. Sans-serif body, serif display. Prefix: zs- */
:root{
  --zs-burg:#6E1420; --zs-burg-dk:#4A0D16; --zs-burg-lt:#9A2C3A;
  --zs-gold:#C9922E; --zs-gold-dk:#A5731C; --zs-gold-lt:#E8C877;
  --zs-cream:#FBF6EE; --zs-cream2:#F3E7D3;
  --zs-ink:#241410; --zs-body:#332019; --zs-muted:#75655C;
  --zs-line:#E9DAC0; --zs-white:#FFFFFF;
  --zs-shadow:0 10px 30px rgba(110,20,32,.14);
  color-scheme: light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:104px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--zs-cream);color:var(--zs-body);
  font:400 1.0625rem/1.76 "Nunito Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  overflow-x:hidden;max-width:100vw}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:Fraunces,"Nunito Sans",system-ui,serif;color:var(--zs-ink);line-height:1.22;margin:0 0 .6em}
h1{font-size:clamp(32px,4.8vw,54px);font-weight:800}
h2{font-size:clamp(27px,3.8vw,38px);font-weight:700}
h3{font-size:clamp(20px,2.8vw,25px);font-weight:700}
p{margin:0 0 1.1em}
a{color:var(--zs-burg)}
.zs-container{max-width:1180px;margin:0 auto;padding:0 20px;width:100%}
section{padding:68px 0}
.zs-eyebrow{display:inline-block;color:var(--zs-burg);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:14px;margin-bottom:10px;font-family:"Nunito Sans",sans-serif}
.zs-center{text-align:center;max-width:760px;margin:0 auto 44px}

/* ===== Buttons ===== */
.zs-btn{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;border-radius:9px;font-weight:700;font-size:17px;text-decoration:none;border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}
.zs-btn-cta{background:linear-gradient(135deg,var(--zs-gold),var(--zs-gold-dk));color:#2A1A05;box-shadow:0 8px 24px rgba(201,146,46,.4)}
.zs-btn-cta:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(201,146,46,.5)}
.zs-btn-outline{background:#fff;color:var(--zs-burg);border:2px solid var(--zs-burg)}
.zs-secured{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--zs-muted);margin-top:12px;font-weight:600}
.zs-secured::before{content:"🔒";font-size:16px}

/* ===== Header ===== */
.zs-top{position:sticky;top:0;z-index:50;background:var(--zs-cream);box-shadow:0 2px 14px rgba(110,20,32,.08)}
.zs-trustbar{background:#2A0C10;color:#EAD8C4;font-size:13px;padding:8px 14px}
.zs-trustbar-inner{max-width:1180px;margin:0 auto;display:flex;flex-wrap:wrap;gap:22px;justify-content:center;align-items:center}
.zs-trustbar-inner span{white-space:normal}
.zs-trustbar-inner b{color:var(--zs-gold-lt);font-weight:700}
.zs-announce{background:var(--zs-burg);color:#fff;text-align:center;font-size:13px;font-weight:600;padding:7px 14px;letter-spacing:.01em}
.zs-navbar{max-width:1320px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:12px}
.zs-logo{font-family:Fraunces,serif;font-weight:800;font-size:23px;color:var(--zs-ink);text-decoration:none;white-space:nowrap}
.zs-logo span{color:var(--zs-burg)}
.zs-nav{flex:1;min-width:0}
.zs-nav ul{list-style:none;display:flex;gap:11px;margin:0;padding:0;justify-content:center;flex-wrap:nowrap;white-space:nowrap}
.zs-nav a{color:var(--zs-ink);text-decoration:none;font-weight:600;font-size:14.5px}
.zs-nav a:hover{color:var(--zs-burg)}
.zs-nav-cta{padding:11px 18px;font-size:14.5px;white-space:nowrap}
.zs-burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.zs-burger span{width:26px;height:3px;background:var(--zs-ink);border-radius:2px}

/* ===== Hero ===== */
.zs-hero{padding:52px 0 60px;background:none}
.zs-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.zs-hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--zs-cream2);border:1px solid var(--zs-line);padding:8px 16px;border-radius:9px;font-weight:700;font-size:14px;color:var(--zs-burg);margin-bottom:18px}
.zs-hero h1{margin-bottom:.4em}
.zs-hero h1 em{color:var(--zs-burg);font-style:normal}
.zs-hero-lead{font-size:19px;color:var(--zs-body);max-width:580px}
.zs-stats-row{display:flex;gap:30px;margin:18px 0;flex-wrap:wrap}
.zs-stats-row div{text-align:left}
.zs-stats-row b{display:block;font-family:Fraunces,serif;font-size:28px;font-weight:800;color:var(--zs-burg)}
.zs-stats-row span{font-size:13px;color:var(--zs-muted);font-weight:600}
.zs-hero-extra{display:flex;gap:28px;margin:22px 0 10px;flex-wrap:wrap}
.zs-hero-list{list-style:none;margin:0;padding:0;flex:1;min-width:220px}
.zs-hero-list li{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px;font-weight:600;color:var(--zs-ink)}
.zs-hero-list li::before{content:"✓";display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;min-width:22px;background:var(--zs-burg);color:#fff;border-radius:6px;font-size:13px;flex-shrink:0;margin-top:2px}
.zs-hero-table{flex:1;min-width:220px;border-collapse:collapse;font-size:15px}
.zs-hero-table td{padding:7px 0;border-bottom:1px dashed var(--zs-line)}
.zs-hero-table td:first-child{color:var(--zs-muted);font-weight:600}
.zs-hero-table td:last-child{text-align:right;font-weight:700;color:var(--zs-burg)}
.zs-quickfacts{background:#fff;border:1px solid var(--zs-line);border-radius:16px;padding:20px 22px;margin:20px 0;box-shadow:var(--zs-shadow)}
.zs-quickfacts-title{font-family:Fraunces,serif;font-weight:800;font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--zs-burg);margin-bottom:12px}
.zs-quickfacts-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 24px}
.zs-quickfacts-grid dt{font-size:13px;color:var(--zs-muted);font-weight:600;margin:0}
.zs-quickfacts-grid dd{margin:2px 0 0;font-weight:700;color:var(--zs-ink);font-size:15px}
.zs-hero-numbers{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}
.zs-numbox{background:#fff;border:1px solid var(--zs-line);border-radius:12px;padding:16px 18px;box-shadow:var(--zs-shadow)}
.zs-numbox b{display:block;font-family:Fraunces,serif;font-size:24px;color:var(--zs-burg);font-weight:800}
.zs-numbox span{font-size:13px;color:var(--zs-muted);font-weight:600}
.zs-hero-ctawrap{margin-top:8px}
.zs-hero-right{position:relative;text-align:center}
.zs-hero-bottle-wrap{position:relative;z-index:2}
.zs-hero-bottle-wrap img{margin:0 auto;max-width:300px;width:100%;height:auto}
.zs-hero-viz{margin-top:18px;position:relative;background:#fff;border:1px solid var(--zs-line);border-radius:16px;padding:14px;box-shadow:var(--zs-shadow)}
.zs-hero-viz svg{width:100%;height:auto;display:block}

/* ===== Why Choose ===== */
.zs-why{background:var(--zs-cream2)}
.zs-badge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.zs-badge-card{background:#fff;border-radius:16px;padding:26px 20px;text-align:center;box-shadow:var(--zs-shadow);border:1px solid var(--zs-line)}
.zs-badge-card img{width:68px;height:68px;min-width:68px;object-fit:contain;margin:0 auto 14px}
.zs-badge-card h3{font-size:16px;margin-bottom:6px}
.zs-badge-card p{font-size:13.5px;color:var(--zs-muted);margin:0}

/* ===== Flow visualization ===== */
.zs-flowviz{background:var(--zs-cream2)}
.zs-flowviz-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.zs-flowviz-art{background:#fff;border-radius:18px;padding:18px;box-shadow:var(--zs-shadow);border:1px solid var(--zs-line)}
.zs-flowviz-art svg{width:100%;height:auto;display:block}
.zs-flow-legend{display:flex;gap:16px;margin-top:16px;flex-wrap:wrap}
.zs-flow-legend span{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:var(--zs-muted)}
.zs-flow-legend i{width:12px;height:12px;min-width:12px;border-radius:50%;display:inline-block}

/* ===== Wave CTA banner ===== */
.zs-wave{position:relative;background:linear-gradient(120deg,var(--zs-burg),var(--zs-burg-dk));color:#fff;padding:50px 0;overflow:hidden}
.zs-wave::before{content:"";position:absolute;top:-1px;left:0;right:0;height:46px;background:var(--zs-cream2);clip-path:polygon(0 0,100% 0,100% 0,0 100%)}
.zs-wave-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;position:relative;z-index:1}
.zs-wave h3{color:#fff;margin:0 0 6px;font-size:25px}
.zs-wave p{margin:0;opacity:.85}
.zs-wave .zs-btn-cta{background:var(--zs-gold);color:#2A1A05}

/* ===== What Is ===== */
.zs-whatis-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.zs-whatis-grid img{border-radius:18px;box-shadow:var(--zs-shadow);width:100%;height:auto}
.zs-stat-row{display:flex;gap:24px;margin-top:22px;flex-wrap:wrap}
.zs-stat-row div{flex:1;min-width:110px}
.zs-stat-row b{display:block;font-family:Fraunces,serif;font-size:27px;color:var(--zs-burg)}
.zs-stat-row span{font-size:13px;color:var(--zs-muted);font-weight:600}

/* ===== Pricing (image-card based) ===== */
.zs-pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.zs-plan-img{display:block;border-radius:16px;overflow:hidden;box-shadow:var(--zs-shadow);transition:transform .15s ease}
.zs-plan-img:hover{transform:translateY(-4px)}
.zs-plan-img img{width:100%;height:auto;display:block}
.zs-plan-img.zs-popular{outline:3px solid var(--zs-gold);outline-offset:3px;position:relative}
.zs-plan-tag-wrap{text-align:center;margin-bottom:10px}
.zs-plan-tag{display:inline-block;background:var(--zs-ink);color:var(--zs-gold-lt);font-weight:800;font-size:12px;padding:6px 18px;border-radius:9px;text-transform:uppercase;letter-spacing:.04em}
.zs-plan-note{text-align:center;color:var(--zs-muted);font-size:14px;margin-top:26px}

/* ===== Ingredients ===== */
.zs-ing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.zs-ing-card{background:#fff;border-radius:16px;padding:22px 20px;border:1px solid var(--zs-line);box-shadow:var(--zs-shadow)}
.zs-ing-num{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;min-width:32px;border-radius:50%;background:var(--zs-gold);color:#fff;font-family:Fraunces,serif;font-weight:800;font-size:14px;margin-bottom:10px}
.zs-ing-tag{display:inline-block;font-size:11.5px;font-weight:800;color:var(--zs-burg);text-transform:uppercase;letter-spacing:.03em;margin-bottom:4px}
.zs-ing-card h3{font-size:16.5px}
.zs-ing-card p{font-size:14px;color:var(--zs-muted);margin:0}

/* ===== Guarantee ===== */
.zs-guarantee{background:var(--zs-cream2)}
.zs-guarantee-grid{display:flex;align-items:center;gap:44px;justify-content:center;flex-wrap:wrap;text-align:left}
.zs-guarantee-grid img{width:160px;min-width:160px}
.zs-guarantee-grid .zs-text{max-width:560px}

/* ===== Benefits ===== */
.zs-benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.zs-benefit-card{background:#fff;border-radius:16px;padding:24px 20px;border:1px solid var(--zs-line);box-shadow:var(--zs-shadow)}
.zs-benefit-card .zs-ico{font-size:32px;display:block;margin-bottom:10px}
.zs-benefit-card h3{font-size:16px}
.zs-benefit-card p{font-size:14px}

/* ===== Steps ===== */
.zs-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.zs-step{background:#fff;border-radius:16px;padding:26px 22px;border:1px solid var(--zs-line);position:relative}
.zs-step .zs-num{width:40px;height:40px;min-width:40px;border-radius:50%;background:var(--zs-burg);color:#fff;display:flex;align-items:center;justify-content:center;font-family:Fraunces,serif;font-weight:800;margin-bottom:12px}

/* ===== Reviews ===== */
.zs-review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.zs-review-card{background:#fff;border-radius:16px;padding:26px 24px;border:1px solid var(--zs-line);box-shadow:var(--zs-shadow)}
.zs-review-head{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.zs-review-head img{width:56px;height:56px;min-width:56px;border-radius:50%;object-fit:cover}
.zs-review-head b{display:block;font-size:16px;color:var(--zs-ink)}
.zs-review-head span{font-size:13px;color:var(--zs-muted)}
.zs-stars{color:var(--zs-gold-dk);letter-spacing:2px;margin-bottom:8px}
.zs-review-caveat{text-align:center;color:var(--zs-muted);font-size:13.5px;margin-top:-20px;margin-bottom:30px}
.zs-rating-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.zs-rating-item{background:#fff;border-radius:14px;padding:22px;text-align:center;border:1px solid var(--zs-line)}
.zs-rating-item b{display:block;font-family:Fraunces,serif;font-size:26px;color:var(--zs-burg)}
.zs-rating-item span{font-size:13.5px;color:var(--zs-muted);font-weight:600}

/* ===== FAQ ===== */
.zs-faq{max-width:840px;margin:0 auto}
.zs-faq-item{border:1px solid var(--zs-line);border-radius:14px;margin-bottom:14px;background:#fff;overflow:hidden}
.zs-faq-q{width:100%;text-align:left;background:none;border:none;padding:20px 24px;font-weight:700;font-size:16.5px;color:var(--zs-ink);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;font-family:"Nunito Sans",sans-serif}
.zs-faq-q::after{content:"+";font-size:24px;color:var(--zs-burg);flex-shrink:0}
.zs-faq-item.open .zs-faq-q::after{content:"−"}
.zs-faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.zs-faq-a p{padding:0 24px 20px;margin:0;color:var(--zs-muted)}

/* ===== References ===== */
.zs-refs ul{list-style:none;padding:0;columns:2;gap:30px}
.zs-refs li{margin-bottom:12px;break-inside:avoid}

/* ===== Final CTA ===== */
.zs-finalcta{background:linear-gradient(135deg,var(--zs-burg-dk),var(--zs-burg));color:#fff;text-align:center}
.zs-finalcta h2{color:#fff}
.zs-finalcta img{max-width:200px;margin:0 auto 22px;width:100%;height:auto}
.zs-finalcta .zs-btn-cta{background:var(--zs-gold);color:#2A1A05}

/* ===== Blog ===== */
.zs-blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.zs-blog-card{background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--zs-line);box-shadow:var(--zs-shadow);display:flex;flex-direction:column}
.zs-blog-card .zs-blog-body{padding:22px}
.zs-blog-card .zs-blog-cat{color:var(--zs-burg);font-weight:700;font-size:13px;text-transform:uppercase}
.zs-blog-card h3{font-size:18px;margin:8px 0}
.zs-blog-thumb{height:150px;background:linear-gradient(135deg,var(--zs-gold-lt),var(--zs-cream2));display:flex;align-items:center;justify-content:center;font-size:40px}

/* ===== Footer ===== */
.zs-footer{background:#2A0C10;color:#E5D3C2;padding:60px 0 0}
.zs-footer-grid{max-width:1180px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.zs-logo-footer{color:#fff}
.zs-footer-brand p{color:#B89E8C;font-size:14.5px;margin:16px 0 20px}
.zs-footer-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.zs-footer-col ul{list-style:none;padding:0;margin:0}
.zs-footer-col ul li{margin-bottom:10px}
.zs-footer-col a{color:#B89E8C;text-decoration:none;font-size:14.5px}
.zs-footer-col a:hover{color:var(--zs-gold-lt)}
.zs-footer-bottom{border-top:1px solid #45191F;margin-top:40px;padding:24px 20px;max-width:1180px;margin-left:auto;margin-right:auto}
.zs-footer-bottom p{color:#8C7466;font-size:12.5px;line-height:1.7}

/* ===== Sticky mobile CTA ===== */
.zs-sticky-cta{display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--zs-gold);color:#2A1A05;text-align:center;padding:16px;font-weight:800;text-decoration:none;font-size:16px;box-shadow:0 -6px 18px rgba(0,0,0,.18);padding-bottom:calc(16px + env(safe-area-inset-bottom,0px))}

/* ===== Responsive ===== */
@media (max-width:480px){
  .zs-trustbar-inner{flex-direction:column;gap:4px;align-items:flex-start}
}
@media (max-width:1024px){
  .zs-badge-grid,.zs-benefit-grid{grid-template-columns:repeat(2,1fr)}
  .zs-steps{grid-template-columns:repeat(2,1fr)}
  .zs-ing-grid{grid-template-columns:repeat(2,1fr)}
  .zs-pricing-grid,.zs-blog-grid,.zs-review-grid{grid-template-columns:repeat(2,1fr)}
  .zs-rating-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:860px){
  .zs-hero-grid,.zs-whatis-grid,.zs-flowviz-grid{grid-template-columns:1fr}
  .zs-flowviz-grid .zs-flowviz-art{order:-1}
  .zs-footer-grid{grid-template-columns:1fr 1fr}
  .zs-footer-brand{grid-column:1 / -1}
  .zs-hero-right{order:-1}
  .zs-nav{display:none}
  .zs-burger{display:flex}
  .zs-nav.zs-open{display:block;position:absolute;top:100%;left:0;right:0;background:#fff;box-shadow:0 12px 24px rgba(0,0,0,.1);padding:10px 20px;max-height:70vh;overflow-y:auto}
  .zs-nav.zs-open ul{flex-direction:column;gap:4px}
  .zs-nav.zs-open a{display:block;padding:12px 4px;border-bottom:1px solid var(--zs-line)}
  .zs-nav-cta{display:none}
  .zs-sticky-cta{display:block}
  body{padding-bottom:70px}
  .zs-guarantee-grid{text-align:center;justify-content:center}
}
@media (max-width:640px){
  .zs-badge-grid,.zs-steps,.zs-benefit-grid,.zs-pricing-grid,.zs-blog-grid,.zs-ing-grid,.zs-review-grid,.zs-rating-grid{grid-template-columns:1fr}
  section{padding:48px 0}
  .zs-refs ul{columns:1}
  .zs-wave-inner{text-align:center;justify-content:center}
  .zs-footer-grid{grid-template-columns:1fr}
  .zs-plan-img{max-width:320px;margin:0 auto}
}