/* ============================================
   GLYCOBALANCE — DESIGN TOKENS
   ============================================ */
:root{
  --ink:#16303B;
  --ink-soft:#2B4753;
  --paper:#EDF1EF;
  --paper-alt:#FFFFFF;
  --amber:#D9A24B;
  --amber-dark:#B8813A;
  --teal:#1F6F63;
  --teal-dark:#164F46;
  --rust:#B5563C;
  --text:#1B2B2E;
  --text-soft:#4B5D60;
  --border:#D8E0DC;
  --radius:14px;
  --shadow:0 10px 30px rgba(22,48,59,0.10);
  --shadow-lg:0 20px 50px rgba(22,48,59,0.16);
  --font-display:'Montserrat',sans-serif;
  --font-body:'Open Sans',sans-serif;
  --container:1180px;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html{
  font-size:16px;
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}
}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--text);
  background:var(--paper);
  line-height:1.7;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;color:var(--ink);margin:0 0 0.6em;line-height:1.2;}
p{margin:0 0 1em;color:var(--text-soft);}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,select,textarea{font-size:16px;}

.container{max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 28px;
  border-radius:999px;
  font-family:var(--font-display);font-weight:700;font-size:0.95rem;
  transition:transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:var(--ink);box-shadow:var(--shadow);}
.btn-primary:hover{transform:scale(1.05);box-shadow:var(--shadow-lg);background:var(--amber-dark);}
.btn-primary:active{transform:scale(0.98);}
.btn-outline{background:transparent;border:2px solid var(--teal);color:var(--teal-dark);}
.btn-outline:hover{transform:scale(1.05);background:var(--teal);color:#fff;}
.btn-outline:active{transform:scale(0.98);}
.btn-lg{padding:0 40px;min-height:56px;font-size:1.05rem;}
.btn-block{width:100%;}
.btn-nav{min-height:40px;padding:0 20px;font-size:0.85rem;}

/* ============ NAV ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(237,241,239,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
  transition:padding 0.25s ease, box-shadow 0.25s ease;
}
.site-header.scrolled{box-shadow:0 4px 20px rgba(22,48,59,0.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px;transition:height 0.25s ease;}
.site-header.scrolled .nav-inner{height:60px;}
.brand{font-family:var(--font-display);font-weight:800;font-size:1.3rem;color:var(--ink);}
.brand span{color:var(--teal);}
.main-nav{display:flex;align-items:center;gap:28px;}
.main-nav a:not(.btn){font-weight:600;font-size:0.95rem;color:var(--ink-soft);position:relative;padding:4px 0;}
.main-nav a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--amber);transition:width 0.2s ease;}
.main-nav a:not(.btn):hover::after{width:100%;}

.hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:48px;height:48px;}
.hamburger span{display:block;width:26px;height:2px;background:var(--ink);border-radius:2px;transition:transform 0.25s ease, opacity 0.25s ease;}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-overlay{position:fixed;inset:0;background:rgba(22,48,59,0.4);opacity:0;pointer-events:none;transition:opacity 0.25s ease;z-index:98;}
.nav-overlay.open{opacity:1;pointer-events:auto;}

@media (max-width:767px){
  .hamburger{display:flex;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:78%;max-width:320px;
    background:var(--paper-alt);
    flex-direction:column;align-items:flex-start;justify-content:center;gap:26px;
    padding:40px 32px;
    transform:translateX(100%);
    transition:transform 0.3s ease;
    z-index:99;
    box-shadow:-10px 0 30px rgba(0,0,0,0.15);
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav a{font-size:1.1rem;}
  .btn-nav{width:100%;}
}

/* ============ HERO ============ */
.hero{padding:60px 0 50px;overflow:hidden;}
.hero-inner{display:flex;flex-direction:column-reverse;gap:36px;align-items:center;}
.hero-media{position:relative;width:100%;max-width:380px;}
.balance-curve{position:absolute;inset:-10% -20% auto -20%;width:140%;opacity:0.5;z-index:0;}
.balance-curve path{
  fill:none;stroke:var(--amber);stroke-width:4;stroke-linecap:round;
  stroke-dasharray:900;stroke-dashoffset:900;
  animation:draw-curve 2.2s ease forwards 0.3s;
}
@keyframes draw-curve{to{stroke-dashoffset:0;}}
.hero-bottle{position:relative;z-index:1;margin:0 auto;filter:drop-shadow(0 25px 40px rgba(22,48,59,0.25));animation:float-bottle 5s ease-in-out infinite;}
@keyframes float-bottle{0%,100%{transform:translateY(0);}50%{transform:translateY(-14px);}}
@media (prefers-reduced-motion: reduce){.hero-bottle{animation:none;} .balance-curve path{animation:none;stroke-dashoffset:0;}}

.hero-content{text-align:center;}
.eyebrow{font-family:var(--font-display);font-weight:700;font-size:0.85rem;letter-spacing:0.03em;color:var(--teal-dark);text-transform:uppercase;}
.hero h1{font-size:1.6rem;}
.hero-microcopy{font-size:0.85rem;color:var(--text-soft);margin-top:10px;}

@media (min-width:768px){
  .hero-inner{flex-direction:row;text-align:left;gap:60px;}
  .hero-content{text-align:left;}
  .hero h1{font-size:2.1rem;}
  .hero-media{flex:0 0 42%;}
  .hero-content{flex:1;}
}
@media (min-width:1024px){
  .hero h1{font-size:2.7rem;}
}

/* ============ DIVIDER (signature wave) ============ */
.section-divider{line-height:0;color:var(--teal);opacity:0.35;margin-top:-1px;}
.section-divider svg{width:100%;height:24px;}
.section-divider path{fill:none;stroke:currentColor;stroke-width:3;}
.section-divider.flip{transform:scaleY(-1);}

/* ============ SECTIONS GENERAL ============ */
.section{padding:64px 0;}
.section h2{font-size:1.5rem;text-align:center;margin-bottom:0.4em;}
.section-sub{text-align:center;color:var(--text-soft);margin-top:-0.4em;margin-bottom:1.6em;}
@media (min-width:768px){.section h2{font-size:1.9rem;}}
@media (min-width:1024px){.section{padding:88px 0;} .section h2{font-size:2.2rem;}}

.grid{display:grid;gap:20px;}
.grid-4{grid-template-columns:1fr;}
.grid-3{grid-template-columns:1fr;}
.grid-2{grid-template-columns:1fr;}
@media (min-width:576px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-2{grid-template-columns:repeat(2,1fr);gap:24px;}
}
@media (min-width:992px){
  .grid-4{grid-template-columns:repeat(4,1fr);gap:26px;}
  .grid-3{grid-template-columns:repeat(3,1fr);gap:28px;}
}

/* reveal-on-scroll */
[data-reveal]{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease, transform 0.6s ease;}
[data-reveal].in-view{opacity:1;transform:translateY(0);}

/* ============ WHY CHOOSE ============ */
.why-choose{background:var(--paper-alt);}
.badge-card{
  background:var(--paper);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px 22px;
  text-align:center;
  transition:transform 0.25s ease, box-shadow 0.25s ease;
  height:100%;
}
.badge-card img{margin:0 auto 14px;}
.badge-card h3{font-size:1.05rem;}
.badge-card p{font-size:0.92rem;margin-bottom:0;}
.badge-card:hover{transform:scale(1.05) rotate(1deg);box-shadow:var(--shadow-lg);}

/* ============ SPLIT SECTIONS ============ */
.split{display:flex;flex-direction:column;gap:32px;align-items:center;}
.split-media img{border-radius:var(--radius);}
@media (min-width:768px){
  .split{flex-direction:row;gap:56px;}
  .split > div{flex:1;}
  #what-is .split{flex-direction:row-reverse;}
}

/* ============ ACCORDION ============ */
.accordion{max-width:760px;margin:0 auto;}
.accordion-item{border-bottom:1px solid var(--border);}
.accordion-header{
  width:100%;text-align:left;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 4px;min-height:44px;
  font-family:var(--font-display);font-weight:700;font-size:1rem;color:var(--ink);
}
.acc-icon{position:relative;width:16px;height:16px;flex:none;margin-left:12px;}
.acc-icon::before,.acc-icon::after{content:"";position:absolute;background:var(--teal);border-radius:2px;}
.acc-icon::before{width:16px;height:2px;top:7px;left:0;}
.acc-icon::after{width:2px;height:16px;top:0;left:7px;transition:transform 0.25s ease;}
.accordion-header[aria-expanded="true"] .acc-icon::after{transform:rotate(90deg);}
.accordion-panel{max-height:0;overflow:hidden;transition:max-height 0.35s ease, padding 0.35s ease;padding:0 4px;}
.accordion-panel.open{max-height:400px;padding-bottom:18px;}
.accordion-panel p{margin:0;font-size:0.95rem;}

/* ============ REVIEWS ============ */
.reviews{background:var(--paper-alt);}
.review-card{
  background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 22px;text-align:center;
}
.review-avatar{border-radius:50%;margin:0 auto 12px;object-fit:cover;}
.stars{color:var(--amber);letter-spacing:2px;margin-bottom:10px;}
.review-card p{font-size:0.93rem;font-style:italic;}
.reviewer{font-weight:700;font-family:var(--font-display);font-size:0.85rem;color:var(--ink);font-style:normal;}

/* ============ TIMER ============ */
.timer{
  display:flex;align-items:center;justify-content:center;gap:12px;
  background:var(--ink);color:#fff;border-radius:999px;
  max-width:320px;margin:0 auto 40px;padding:14px 24px;
}
.timer-label{font-size:0.8rem;text-transform:uppercase;letter-spacing:0.04em;color:var(--paper);}
.timer-clock{font-family:var(--font-display);font-weight:800;font-size:1.5rem;color:var(--amber);font-variant-numeric:tabular-nums;}

/* ============ PRICING ============ */
.pricing-grid{align-items:stretch;}
.price-card{
  background:var(--paper-alt);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 20px;text-align:center;position:relative;
  display:flex;flex-direction:column;align-items:center;gap:8px;
}
.price-card.featured{background:var(--teal);color:#fff;border-color:var(--teal);transform:scale(1.02);box-shadow:var(--shadow-lg);}
.price-card.featured .price-qty,.price-card.featured .price-each{color:rgba(255,255,255,0.85);}
.price-tag{position:absolute;top:-14px;background:var(--amber);color:var(--ink);font-family:var(--font-display);font-weight:800;font-size:0.75rem;padding:6px 16px;border-radius:999px;text-transform:uppercase;}
.price-label{font-family:var(--font-display);font-weight:700;text-transform:uppercase;font-size:0.85rem;letter-spacing:0.04em;color:var(--teal-dark);}
.price-card.featured .price-label{color:var(--amber);}
.price-qty{font-size:0.85rem;color:var(--text-soft);}
.price-amount{font-family:var(--font-display);font-weight:800;font-size:1.6rem;color:var(--ink);}
.price-card.featured .price-amount{color:#fff;}
.strike{text-decoration:line-through;opacity:0.6;font-size:1rem;font-weight:600;margin-right:6px;}
.price-each{font-size:0.8rem;}
.badges{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;}
.badge{background:var(--amber);color:var(--ink);font-size:0.72rem;font-weight:700;padding:4px 10px;border-radius:999px;}
.price-card .btn{width:100%;margin-top:6px;}
.payment-logos{max-height:24px;margin-top:8px;opacity:0.7;}
.rating-strip{max-width:220px;margin:36px auto 0;}

@media (min-width:576px){.pricing-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.pricing-grid{grid-template-columns:repeat(3,1fr);} .price-card.featured{transform:scale(1.05);}}

/* ============ BONUS ============ */
.bonus-card{background:var(--paper-alt);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;text-align:center;padding-bottom:20px;}
.bonus-card img{width:100%;object-fit:cover;}
.bonus-card h3{padding:0 16px;margin-top:14px;font-size:1rem;}

/* ============ GUARANTEE ============ */
.guarantee-list li{margin-bottom:14px;font-size:0.95rem;color:var(--text-soft);}
.guarantee-list strong{color:var(--ink);}

/* ============ BENEFITS ============ */
.benefits-list{max-width:600px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.benefits-list li{font-size:1rem;padding:14px 18px;background:var(--paper-alt);border:1px solid var(--border);border-radius:10px;}

/* ============ FINAL CTA ============ */
.final-cta{background:var(--ink);text-align:center;}
.final-cta h2{color:#fff;font-size:1.5rem;}
.final-cta p{color:var(--paper);font-size:1.2rem;}
.final-cta-inner img{margin:0 auto 20px;max-width:260px;}
@media (min-width:768px){.final-cta h2{font-size:2rem;}}

/* ============ FOOTER ============ */
.site-footer{background:var(--paper-alt);border-top:1px solid var(--border);padding:48px 0 28px;}
.footer-inner{display:flex;flex-direction:column;gap:32px;text-align:center;}
.footer-brand{font-size:1.2rem;margin-bottom:10px;}
.disclaimer{font-size:0.78rem;color:var(--text-soft);max-width:560px;margin:0 auto;}
.footer-legal-links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:16px;font-size:0.88rem;}
.legal-link{color:var(--teal-dark);font-weight:600;}
.link-separator{color:var(--border);}
.socials{display:flex;justify-content:center;gap:16px;font-size:1.3rem;margin-bottom:14px;}
.copyright{font-size:0.8rem;color:var(--text-soft);}
@media (min-width:768px){.footer-inner{flex-direction:row;text-align:left;justify-content:space-between;} .disclaimer{margin:0;} .footer-legal-links,.socials{justify-content:flex-start;}}

/* ============ PROMO POPUP ============ */
.promo-popup{
  position:fixed;left:12px;right:12px;bottom:-200px;
  background:var(--paper-alt);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);
  padding:22px 20px;max-width:360px;margin:0 auto;
  z-index:200;
  transition:bottom 0.4s ease;
}
.promo-popup.visible{bottom:16px;}
.promo-close{position:absolute;top:8px;right:12px;font-size:1.4rem;line-height:1;color:var(--text-soft);width:32px;height:32px;}
.promo-title{font-family:var(--font-display);font-weight:800;color:var(--ink);margin-bottom:6px;}
.promo-text{font-size:0.9rem;margin-bottom:14px;}
@media (min-width:768px){.promo-popup{left:auto;right:24px;}}

/* ============ SCROLL TOP ============ */
.scroll-top{
  position:fixed;right:16px;bottom:16px;width:52px;height:52px;border-radius:50%;
  background:var(--ink);color:#fff;font-size:1.3rem;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity 0.25s ease, transform 0.25s ease;
  z-index:90;
}
.scroll-top.visible{opacity:1;pointer-events:auto;transform:translateY(0);}
@media (min-width:768px){.scroll-top{right:24px;bottom:24px;width:56px;height:56px;}}

/* Focus visibility for accessibility */
a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:2px;}