/* ============================
   Ozelyt NAD+ Booster Complex
   Premium Vitality Theme
   File: css/styles.css
   ============================ */

:root{
  /* Premium Vitality palette */
  --oz-primary:#C9822B;        /* Gold Amber */
  --oz-primary-dark:#9E661E;   /* Deep gold */
  --oz-accent:#F2B45A;         /* Soft glow */
  --oz-bg:#FFFFFF;
  --oz-soft:#FAF7F2;           /* Warm soft background */
  --oz-soft-2:#F6F1E8;         /* Slightly deeper warm */
  --oz-dark:#0F172A;
  --oz-text:#334155;
  --oz-muted:#64748B;
  --oz-border:#E7E2D9;
  --oz-shadow:0 12px 34px rgba(15,23,42,.10);
  --oz-radius:16px;
  --oz-radius-sm:12px;

  --container:1120px;
}

/* Reset */
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font:16px/1.6 "Inter",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--oz-text);
  background:var(--oz-bg);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding-left:18px}
p{margin:0 0 14px}

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

/* Typography */
h1,h2,h3,h4{color:var(--oz-dark);margin:0 0 10px;line-height:1.15}
h1{font-size:42px;letter-spacing:-.02em}
h2{font-size:32px}
h3{font-size:18px}
h4{font-size:18px}
.lead{color:var(--oz-muted);font-size:18px}
.small{font-size:13px;color:var(--oz-muted)}
.kicker{font-weight:800;color:var(--oz-primary);letter-spacing:.06em;text-transform:uppercase;font-size:12px}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.55rem;
  padding:14px 22px;
  border-radius:12px;
  border:2px solid transparent;
  font-weight:800;
  cursor:pointer;
  transition:transform .06s ease, background .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
  user-select:none;
}
.btn:active{transform:translateY(1px)}

.btn-primary{
  background:#fff;
  color:var(--oz-primary) !important;
  border:2px solid var(--oz-primary);
  box-shadow:var(--oz-shadow);
}

.btn-primary:hover{
  background:var(--oz-soft);
  color:var(--oz-primary-dark) !important;
  border-color:var(--oz-primary-dark);
}

.btn-primary::before{
  content:"🛍️";
  display:inline-block;
  font-size:1.05em;
  line-height:1;
  margin-right:2px;
}

.btn-primary{
  border-radius:15px;         
  padding:14px 20px;            
  gap:6px;                    
}

.btn-primary{
  letter-spacing:.2px;
}


.btn-outline{
  background:#fff;
  border-color:var(--oz-primary);
  color:var(--oz-primary);
}
.btn-outline:hover{
  background:var(--oz-soft);
}

/* Pills & badges */
.pill{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:7px 12px;
  border:1px solid var(--oz-border);
  border-radius:15px;
  background:#fff;
  color:var(--oz-muted);
  font-weight:600;
  font-size:16px;
  margin-top: -20px;
}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.badge{
  padding:8px 12px;
  border:1px solid var(--oz-border);
  border-radius:12px;
  background:#fff;
  font-weight:600;
  color:var(--oz-dark);
  font-size:16px;
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid #f1f1f1;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 0;
  position:relative;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.brand img{height:58px;width:auto}
.menu-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border:1px solid var(--oz-border);
  background:#fff;
  border-radius:12px;
  font-size:22px;
  cursor:pointer;
}
.nav-menu{
  position:absolute;
  left:20px;right:20px;top:100%;
  display:none;
  flex-direction:column;
  gap:8px;
  background:#fff;
  border:1px solid var(--oz-border);
  border-radius:14px;
  padding:12px;
  box-shadow:var(--oz-shadow);
}
.nav-menu a{
  padding:10px 10px;
  color:var(--oz-muted);
  font-weight:800;
  border-radius:10px;
}
.nav-menu a:hover{background:var(--oz-soft)}
.nav.is-open .nav-menu{display:flex}

/* Desktop nav */
@media (min-width:768px){
  .menu-toggle{display:none}
  .nav-menu{
    position:static;
    display:flex;
    flex-direction:row;
    align-items:center;
    gap:18px;
    border:0;
    box-shadow:none;
    padding:0;
    background:transparent;
  }
  .nav-menu a{padding:6px 0}
}

/* Sections */
section{padding:56px 0}
.section-soft{background:var(--oz-soft)}
.section-soft-2{background:var(--oz-soft-2)}
.hr{
  height:1px;
  background:linear-gradient(90deg,transparent, rgba(15,23,42,.15), transparent);
  margin:0;
  border:0;
}

/* Hero */
.hero{
  padding:46px 0 26px;
  background:
    radial-gradient(900px 400px at 20% 10%, rgba(201,130,43,.14), transparent 60%),
    radial-gradient(900px 400px at 80% 10%, rgba(242,180,90,.16), transparent 60%),
    linear-gradient(180deg, #fff, #fff 60%, var(--oz-soft));
}
.hero-grid{display:grid;gap:28px}
.hero-img{
  border-radius:var(--oz-radius);
  box-shadow:var(--oz-shadow);
  background:#fff;
}
.hero-bullets{
  margin:16px 0 22px;
  padding-left:18px;
  color:var(--oz-muted);
}
.hero-bullets li{margin:6px 0}

/* Benefits strip */
.benefits{
  background:linear-gradient(180deg, #fff, var(--oz-soft));
  padding:26px 0 0;
}
.benefit-grid{
  display:grid;
  gap:16px;
  margin-top:18px;
}
.feature{
  background:#fff;
  border:1px solid var(--oz-border);
  border-radius:var(--oz-radius);
  padding:18px;
  box-shadow:var(--oz-shadow);
}
.feature strong{color:var(--oz-primary)}
.feature p{color:var(--oz-muted);margin:8px 0 0}

/* Two-column grids */
.grid-2{display:grid;gap:24px}
@media (min-width:900px){
  .hero-grid{grid-template-columns:1.15fr 1fr;align-items:center}
  .grid-2{grid-template-columns:1fr 1fr;align-items:center}
  .benefit-grid{grid-template-columns:repeat(3,1fr)}
}

/* Ingredient list */
.list-clean{
  margin-top:12px;
}
.list-clean li{margin:8px 0}

/* Pricing */
.pricing{
  display:grid;
  gap:18px;
  margin-top:18px;
}
.card{
  background:#fff;
  border:1px solid var(--oz-border);
  border-radius:18px;
  padding:22px;
  box-shadow:var(--oz-shadow);
  display:flex;
  flex-direction:column;
  gap:10px;
}
.card.best{
  border:2px solid var(--oz-primary);
  transform:translateY(-2px);
}
.price{
  font-size:34px;
  font-weight:900;
  color:var(--oz-dark);
}
.save{
  color:var(--oz-primary);
  font-weight:900;
}
.price-row{
  display:flex;
  align-items:baseline;
  justify-content:center;
  gap:8px;
}
.price-row .per{font-size:16px;color:var(--oz-muted);font-weight:800}
.center{text-align:center}
.card img{border-radius:14px;border:1px solid var(--oz-border)}
@media (min-width:900px){
  .pricing{grid-template-columns:repeat(3,1fr)}
}

/* Guarantee */
.guarantee{
  background:#fff;
  border:1px solid var(--oz-border);
  border-radius:18px;
  padding:28px 18px;
  box-shadow:var(--oz-shadow);
  text-align:center;
}
.guarantee h2{margin-bottom:8px}
.guarantee p{margin:0 auto;max-width:760px;color:var(--oz-muted)}

/* FAQ */
.faq details{
  border:1px solid var(--oz-border);
  border-radius:14px;
  padding:14px 16px;
  background:#fff;
}
.faq details+details{margin-top:10px}
.faq summary{
  cursor:pointer;
  font-weight:900;
  color:var(--oz-dark);
}
.faq p{margin:10px 0 0;color:var(--oz-muted)}

/* Footer */
footer{
  background:var(--oz-dark);
  color:#cbd5e1;
}
footer a{color:#cbd5e1}
.foot{
  display:grid;
  gap:24px;
  padding:32px 0;
}
@media (min-width:900px){
  .foot{grid-template-columns:2fr 1fr 1fr}
}

/* Modal */
.modal{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.7);
  z-index:1000;
  padding:18px;
}
.modal.is-open{
  display:flex;
  align-items:center;
  justify-content:center;
}
.modal-content{
  width:min(720px, 96vw);
  background:#fff;
  border-radius:16px;
  padding:18px;
  position:relative;
  box-shadow:0 20px 60px rgba(0,0,0,.35);
}
.modal-close{
  position:absolute;
  right:12px;
  top:8px;
  font-size:28px;
  font-weight:900;
  color:#111;
  cursor:pointer;
  line-height:1;
  background:transparent;
  border:0;
}
.modal img{
  width:100%;
  height:auto;
  border-radius:12px;
  border:1px solid var(--oz-border);
}

/* Utility */
.stack{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.spacer-8{height:8px}
.spacer-14{height:14px}
.brand{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:4px;
}

.brand-parent{
  font-size:11px;
  font-weight:600;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:#808080;
  margin-left:20px;
}

@media (max-width:768px){
  .brand-parent{
    font-size:10px;
    opacity:.75;
  }
}