/* ============================================================
   RETRON LABS — Design System
   Research. Innovation. Elevation.
   ============================================================ */

:root{
  /* Base */
  --bg:            #07070e;
  --bg-2:          #0b0b18;
  --panel:         #11111f;
  --panel-2:       #161628;
  --panel-line:    rgba(255,255,255,0.07);
  --panel-line-2:  rgba(255,255,255,0.12);

  /* Text */
  --text:          #eef0f8;
  --text-soft:     #c3c6d8;
  --muted:         #888ca6;
  --muted-2:       #5f6480;

  /* Brand accents */
  --pink:          #d459f0;
  --magenta:       #b14ff0;
  --purple:        #8b5cf6;
  --blue:          #4f7cf6;
  --cyan:          #22d3ee;

  --grad: linear-gradient(100deg,#d459f0 0%,#8b5cf6 38%,#4f7cf6 68%,#22d3ee 100%);
  --grad-soft: linear-gradient(100deg,rgba(212,89,240,.16),rgba(79,124,246,.16),rgba(34,211,238,.16));
  --chrome: linear-gradient(160deg,#f4f6fb 0%,#cdd3e6 32%,#9aa3c2 60%,#6b7494 100%);

  --radius:   16px;
  --radius-sm: 10px;
  --maxw: 1200px;

  --shadow: 0 24px 60px -24px rgba(0,0,0,.85);
  --glow:   0 0 40px -8px rgba(139,92,246,.55);

  --font-display: 'Michroma', 'Saira', sans-serif;
  --font-head:    'Saira', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;line-height:1.1;margin:0;letter-spacing:.01em}

/* Background ambient glow + circuit texture */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(1100px 600px at 78% -8%, rgba(139,92,246,.20), transparent 60%),
    radial-gradient(900px 600px at 8% 8%, rgba(212,89,240,.14), transparent 55%),
    radial-gradient(900px 700px at 90% 100%, rgba(34,211,238,.12), transparent 55%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;opacity:.5;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000,transparent 80%);
          mask-image:radial-gradient(circle at 50% 30%,#000,transparent 80%);
}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-tight{padding:64px 0}
.center{text-align:center}
.grad-text{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.chrome-text{
  background:var(--chrome);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.eyebrow{
  font-family:var(--font-head);text-transform:uppercase;letter-spacing:.35em;
  font-size:.72rem;font-weight:600;color:var(--cyan);margin-bottom:18px;
}
.section-title{font-size:clamp(1.8rem,3.6vw,2.9rem);letter-spacing:.02em}
.section-sub{color:var(--muted);max-width:620px;margin:16px auto 0;font-size:1.02rem}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;justify-content:center;
  font-family:var(--font-head);font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  font-size:.82rem;padding:14px 26px;border-radius:999px;transition:.25s;white-space:nowrap;
}
.btn-primary{
  background:var(--grad);color:#fff;box-shadow:0 10px 30px -10px rgba(139,92,246,.7);
  background-size:160% 160%;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px -10px rgba(139,92,246,.85);background-position:100% 0}
.btn-ghost{
  border:1px solid var(--panel-line-2);color:var(--text-soft);background:rgba(255,255,255,.02);
}
.btn-ghost:hover{border-color:var(--purple);color:#fff;background:rgba(139,92,246,.12)}
.btn-block{width:100%}
.btn-sm{padding:10px 18px;font-size:.74rem}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  backdrop-filter:blur(14px);
  background:linear-gradient(180deg,rgba(7,7,14,.92),rgba(7,7,14,.62));
  border-bottom:1px solid var(--panel-line);
}
.nav{display:flex;align-items:center;gap:28px;height:74px}
/* ============================================================
   OFFICIAL LOGO — header & footer wear the full lockup
   (R + RETRON LABS), small accents use the R-only mark.
   ============================================================ */
.brand{display:flex;align-items:center;margin-right:auto;text-decoration:none;min-height:48px}
.brand .mark{
  /* header wears just the R monogram (cleaner, icon-style) */
  content:url('../img/logo-mark.png');
  height:42px;width:auto;display:block;
  filter:drop-shadow(0 1px 4px rgba(0,0,0,.55));
}
/* hide the CSS text wordmark — header is icon-only */
.brand-word{display:none !important}

/* Footer wears the lockup larger */
.footer-brand .mark{
  content:url('../img/logo-lockup.png');
  width:440px;max-width:100%;height:auto;display:block;margin-bottom:18px;
  filter:drop-shadow(0 2px 8px rgba(0,0,0,.55));
}

/* Empty-state and result-card use R-only mark */
.empty-state .mark{
  content:url('../img/logo-mark.png');
  width:64px;height:auto;display:block;margin:0 auto 18px;
  filter:drop-shadow(0 2px 6px rgba(0,0,0,.5));
}
.result-card .mark{
  content:url('../img/logo-mark.png');
  width:60px;height:auto;display:block;margin:0 auto 18px;
  filter:drop-shadow(0 2px 6px rgba(0,0,0,.5));
}

@media(max-width:680px){
  .brand .mark{height:34px}
  .footer-brand .mark{width:300px}
}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{
  font-family:var(--font-head);font-size:.86rem;font-weight:500;letter-spacing:.04em;
  color:var(--text-soft);transition:.2s;position:relative;padding:6px 0;
}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--grad);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:14px}
.cart-btn{position:relative;display:flex;align-items:center;gap:8px;color:var(--text-soft)}
.cart-btn:hover{color:#fff}
.cart-count{
  position:absolute;top:-8px;right:-10px;min-width:18px;height:18px;padding:0 5px;
  background:var(--grad);color:#fff;font-size:.66rem;font-weight:700;border-radius:999px;
  display:flex;align-items:center;justify-content:center;font-family:var(--font-head);
}
.nav-toggle{display:none;font-size:1.4rem;color:#fff}

/* Announcement bar */
.announce{
  background:var(--grad);background-size:200% 100%;color:#fff;text-align:center;
  font-family:var(--font-head);font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;
  padding:8px 16px;font-weight:600;
  animation:shift 8s linear infinite;
}
@keyframes shift{0%{background-position:0 0}100%{background-position:200% 0}}

/* ---------- Hero ---------- */
.hero{position:relative;padding:120px 0 90px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero h1{font-size:clamp(2.4rem,5.6vw,4.4rem);letter-spacing:.01em;font-family:var(--font-display)}
.hero h1 .grad-text{display:inline}
.hero p.lead{font-size:1.12rem;color:var(--text-soft);margin:24px 0 0;max-width:540px}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:26px;
  padding:7px 16px;border-radius:999px;border:1px solid var(--panel-line-2);
  background:rgba(255,255,255,.03);font-family:var(--font-head);
  font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-soft);
}
.hero-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:46px;flex-wrap:wrap}
.hero-stats .stat .num{font-family:var(--font-display);font-size:1.7rem}
.hero-stats .stat .lbl{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.14em;margin-top:4px}

/* Hero visual — vial card */
.hero-visual{position:relative;display:flex;justify-content:center}
.vial-card{
  position:relative;width:100%;max-width:420px;aspect-ratio:4/4.4;border-radius:24px;
  background:
    radial-gradient(120% 90% at 70% 0%,rgba(139,92,246,.35),transparent 55%),
    linear-gradient(160deg,#14142a,#0a0a16);
  border:1px solid var(--panel-line-2);box-shadow:var(--shadow);overflow:hidden;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:38px;
}
.vial-card .ring{
  position:absolute;top:-40px;right:-40px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,transparent 58%,rgba(212,89,240,.55) 60%,transparent 64%);
  filter:blur(1px);
}
.vial{
  width:120px;height:230px;border-radius:14px 14px 16px 16px;position:relative;
  background:linear-gradient(100deg,rgba(255,255,255,.10),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(4px);
  box-shadow:inset 0 0 40px rgba(139,92,246,.25),var(--glow);
}
.vial::before{content:"";position:absolute;top:-16px;left:50%;transform:translateX(-50%);
  width:54px;height:22px;border-radius:6px;background:linear-gradient(180deg,#d7dbe9,#7d8299)}
.vial .label{position:absolute;left:0;right:0;bottom:22px;margin:0 12px;padding:12px 8px;border-radius:8px;
  background:rgba(7,7,16,.78);border:1px solid rgba(255,255,255,.12);text-align:center}
.vial .label .lname{font-family:var(--font-head);font-weight:700;font-size:.74rem;letter-spacing:.08em}
.vial .label .lpur{font-size:.56rem;color:var(--cyan);letter-spacing:.18em;margin-top:3px}
.vial-card .cap{font-family:var(--font-head);text-transform:uppercase;letter-spacing:.2em;font-size:.72rem;color:var(--muted)}

/* Free-floating hero vial (transparent PNG, no card chrome) */
.hero-vial-wrap{
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;
  width:100%;max-width:500px;aspect-ratio:1/1.15;
}
.hero-vial-wrap .hero-glow{
  position:absolute;inset:8% -4% 12% -4%;z-index:0;pointer-events:none;
  background:
    radial-gradient(closest-side at 50% 55%, rgba(139,92,246,.42), transparent 70%),
    radial-gradient(closest-side at 30% 65%, rgba(212,89,240,.30), transparent 65%),
    radial-gradient(closest-side at 70% 55%, rgba(34,211,238,.22), transparent 70%);
  filter:blur(28px);
}
.hero-vial-wrap .hero-vial-img{
  position:relative;z-index:1;
  width:auto;max-width:88%;max-height:90%;height:auto;display:block;
  filter:
    drop-shadow(0 24px 40px rgba(0,0,0,.65))
    drop-shadow(0 8px 18px rgba(139,92,246,.30));
}
.hero-vial-wrap .hero-cap{
  position:relative;z-index:1;margin-top:18px;
  font-family:var(--font-head);text-transform:uppercase;letter-spacing:.2em;
  font-size:.72rem;color:var(--muted);text-align:center;
}

/* ---------- Feature / selling points ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature{
  position:relative;padding:34px 26px;border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--panel-line);transition:.28s;overflow:hidden;
}
.feature::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:.28s}
.feature:hover{transform:translateY(-6px);border-color:transparent}
.feature:hover::before{opacity:1}
.hexicon{
  width:56px;height:56px;display:grid;place-items:center;margin-bottom:20px;
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  background:var(--grad-soft);border:0;
}
.hexicon svg{width:26px;height:26px;stroke:url(#ig);stroke-width:1.7;fill:none}
.feature h3{font-size:1.08rem;letter-spacing:.04em;margin-bottom:10px}
.feature p{color:var(--muted);font-size:.93rem;margin:0}

/* ---------- Product cards ---------- */
.shop-toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.filters{display:flex;gap:10px;flex-wrap:wrap}
.chip{
  font-family:var(--font-head);font-size:.78rem;letter-spacing:.04em;
  padding:9px 16px;border-radius:999px;border:1px solid var(--panel-line-2);
  color:var(--text-soft);background:rgba(255,255,255,.02);transition:.2s;
}
.chip:hover{color:#fff;border-color:var(--purple)}
.chip.active{background:var(--grad);color:#fff;border-color:transparent}
.search-input{
  margin-left:auto;background:var(--panel);border:1px solid var(--panel-line-2);
  color:var(--text);padding:11px 16px;border-radius:999px;font-family:var(--font-body);min-width:230px;
}
.search-input::placeholder{color:var(--muted-2)}
.search-input:focus{outline:none;border-color:var(--purple)}

.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--panel-line);transition:.28s;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-6px);border-color:var(--panel-line-2);box-shadow:var(--shadow)}
.card-media{
  position:relative;aspect-ratio:4/4.8;display:grid;place-items:center;overflow:hidden;
  background:linear-gradient(160deg,#0a0a16,#06060c);
  border-bottom:1px solid var(--panel-line);
}
.card-media .card-img{
  width:100%;height:100%;object-fit:cover;object-position:center;display:block;
  transition:transform .4s ease;
}
.card:hover .card-img{transform:scale(1.04)}
.card-media .oos-tag{
  position:absolute;bottom:12px;left:12px;font-family:var(--font-head);font-size:.62rem;
  letter-spacing:.16em;text-transform:uppercase;z-index:3;
  padding:5px 11px;border-radius:999px;background:rgba(255,90,110,.92);color:#fff;
  border:1px solid rgba(255,180,190,.7);box-shadow:0 4px 14px -2px rgba(255,90,110,.45);
  max-width:calc(100% - 24px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.card-media .cat-tag{
  position:absolute;top:12px;left:12px;font-family:var(--font-head);font-size:.62rem;
  letter-spacing:.16em;text-transform:uppercase;color:var(--text-soft);z-index:2;
  padding:5px 11px;border-radius:999px;background:rgba(7,7,16,.78);border:1px solid var(--panel-line-2);
  max-width:55%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
/* When OOS is present, cat-tag stays left and oos-tag stays right, with a guaranteed gap. */
.card-media .cat-tag + .oos-tag,
.card-media .oos-tag + .cat-tag{
  /* No-op selector — present so future overrides have a hook. */
}
/* OOS lives bottom-left and the save pill lives top-right — they can co-exist without overlap,
   but the bulk-page render still hides the save pill on OOS cards for clarity. */
/* If OOS tag has a long string the layout still wraps cleanly */
.card-media{contain:layout paint;}
/* Slight darken on OOS-tagged cards so the user reads "unavailable" instantly */
.card-media .oos-tag + .card-img,
.card-media .card-img:has( ~ .oos-tag){opacity:.55;filter:saturate(.8)}
.card:has(.oos-tag){opacity:.94}
.card:has(.oos-tag):hover{transform:none;border-color:var(--panel-line);box-shadow:none}
.card-media .mini-vial{
  width:62px;height:118px;border-radius:9px 9px 11px 11px;position:relative;
  background:linear-gradient(100deg,rgba(255,255,255,.10),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.16);box-shadow:inset 0 0 24px rgba(139,92,246,.3);
}
.card-media .mini-vial::before{content:"";position:absolute;top:-9px;left:50%;transform:translateX(-50%);
  width:30px;height:12px;border-radius:4px;background:linear-gradient(180deg,#d7dbe9,#7d8299)}
.card-media .mini-vial::after{content:"";position:absolute;left:8px;right:8px;bottom:14px;height:34px;border-radius:5px;
  background:var(--grad);opacity:.85}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.card-body .pname{font-family:var(--font-head);font-weight:700;font-size:1.04rem;letter-spacing:.02em}
.card-body .pdose{font-size:.8rem;color:var(--cyan);letter-spacing:.1em;text-transform:uppercase}
.card-body .pdesc{font-size:.86rem;color:var(--muted);margin:2px 0 0;flex:1}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;gap:10px}
.price{font-family:var(--font-display);font-size:1.18rem}
.price .cur{font-size:.85rem;color:var(--muted);margin-right:1px}
.purity-pill{
  font-family:var(--font-head);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--cyan);border:1px solid rgba(34,211,238,.4);border-radius:999px;padding:3px 9px;
}

/* ---------- Product detail ---------- */
.pdp{display:grid;grid-template-columns:.95fr 1.05fr;gap:50px;align-items:start}
.pdp-media{
  position:sticky;top:100px;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--panel-line-2);display:grid;place-items:center;
  background:linear-gradient(160deg,#0a0a16,#06060c);
}
.pdp-media .pdp-img{
  width:100%;height:auto;display:block;
}
.pdp-media .big-vial{width:120px;height:240px;border-radius:14px 14px 16px 16px;position:relative;
  background:linear-gradient(100deg,rgba(255,255,255,.1),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.16);box-shadow:inset 0 0 44px rgba(139,92,246,.3),var(--glow)}
.pdp-media .big-vial::before{content:"";position:absolute;top:-15px;left:50%;transform:translateX(-50%);
  width:52px;height:20px;border-radius:6px;background:linear-gradient(180deg,#d7dbe9,#7d8299)}
.pdp-media .big-vial .label{position:absolute;left:10px;right:10px;bottom:24px;padding:12px 8px;border-radius:8px;
  background:rgba(7,7,16,.8);border:1px solid rgba(255,255,255,.12);text-align:center}
.pdp-media .big-vial .label .ln{font-family:var(--font-head);font-weight:700;font-size:.7rem;letter-spacing:.06em}
.pdp-media .big-vial .label .lp{font-size:.52rem;color:var(--cyan);letter-spacing:.18em;margin-top:3px}

.pdp-info .pdp-cat{font-family:var(--font-head);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan)}
.pdp-info h1{font-family:var(--font-display);font-size:clamp(1.8rem,4vw,2.6rem);margin:12px 0 6px}
.pdp-info .pdp-dose{color:var(--text-soft);font-family:var(--font-head);letter-spacing:.06em;font-size:1rem}
.pdp-price{font-family:var(--font-display);font-size:2rem;margin:22px 0 6px}
.pdp-price .cur{font-size:1.1rem;color:var(--muted)}
.pdp-meta{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 26px}
.pdp-meta .tag{font-family:var(--font-head);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-soft);border:1px solid var(--panel-line-2);border-radius:999px;padding:6px 13px}
.qty{display:flex;align-items:center;border:1px solid var(--panel-line-2);border-radius:999px;overflow:hidden}
.qty button{width:42px;height:46px;font-size:1.2rem;color:var(--text-soft)}
.qty button:hover{color:#fff;background:rgba(255,255,255,.05)}
.qty input{width:46px;height:46px;text-align:center;background:none;border:none;color:#fff;font-family:var(--font-head);font-size:1rem}
/* ---------- Size selector on product detail ---------- */
.size-selector{margin:24px 0 22px}
.size-selector-label{
  font-family:var(--font-head);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);margin-bottom:12px;
}
.size-options{display:flex;flex-wrap:wrap;gap:10px}
.size-opt{
  display:flex;flex-direction:column;align-items:flex-start;gap:4px;
  padding:12px 18px;border-radius:var(--radius-sm);
  border:1.5px solid var(--panel-line-2);background:rgba(255,255,255,.02);
  cursor:pointer;transition:.18s;min-width:108px;
}
.size-opt:hover{border-color:var(--purple)}
.size-opt.active{
  background:linear-gradient(120deg,rgba(212,89,240,.14),rgba(34,211,238,.10));
  border-color:transparent;position:relative;
}
.size-opt.active::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;
  background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.size-opt .size-label{
  font-family:var(--font-head);font-weight:700;font-size:.95rem;
  color:#fff;letter-spacing:.04em;
}
.size-opt .size-price{font-size:.82rem;color:var(--cyan);font-family:var(--font-head)}
.size-opt .size-bulk{font-size:.66rem;color:var(--muted-2);font-family:var(--font-head);letter-spacing:.04em}

/* Card bulk-discount badge */
.bulk-badge{
  margin-top:10px;font-family:var(--font-head);font-size:.7rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--cyan);text-align:center;
  background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.25);
  border-radius:999px;padding:5px 10px;
}
.pu-vial{font-size:.74rem;color:var(--muted-2);font-family:var(--font-head);letter-spacing:.06em;margin-left:2px}

/* PDP bulk line */
.pdp-bulk-line{
  margin-top:8px;font-size:.92rem;color:var(--text-soft);font-family:var(--font-head);
}
.pdp-bulk-line strong{color:var(--cyan);font-weight:700}
.bulk-save{
  display:inline-block;margin-left:8px;font-family:var(--font-head);font-size:.7rem;
  letter-spacing:.12em;text-transform:uppercase;color:#0a0a16;
  background:linear-gradient(90deg,var(--pink),var(--cyan));
  border-radius:999px;padding:3px 10px;font-weight:700;
}

/* Cart row bulk indicators */
.bulk-on{
  display:inline-block;margin-left:8px;font-family:var(--font-head);font-size:.66rem;
  letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);
  background:rgba(34,211,238,.10);border:1px solid rgba(34,211,238,.3);
  border-radius:999px;padding:2px 8px;
}
.bulk-hint{
  display:block;margin-top:4px;font-size:.78rem;color:var(--muted);font-style:italic;
}

/* Bulk Offers page extras */
.bulk-save-pill{
  position:absolute;top:12px;right:12px;font-family:var(--font-head);z-index:2;
  font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#0a0a16;
  background:linear-gradient(90deg,var(--pink),var(--cyan));
  border-radius:999px;padding:5px 11px;font-weight:700;
  box-shadow:0 4px 14px -2px rgba(212,89,240,.5);
  max-width:calc(100% - 24px);white-space:nowrap;
}
.bulk-was{
  font-size:.78rem;color:var(--muted);font-family:var(--font-head);letter-spacing:.04em;
  margin-top:8px;padding:6px 10px;border:1px dashed var(--panel-line-2);border-radius:var(--radius-sm);
  text-align:center;
}
.pdp-bulk-cta{
  margin:14px 0 22px;padding:16px 18px;border-radius:var(--radius-sm);
  background:linear-gradient(120deg,rgba(212,89,240,.10),rgba(34,211,238,.08));
  border:1px solid rgba(212,89,240,.25);
  display:flex;justify-content:flex-start;align-items:center;gap:16px;flex-wrap:wrap;
}
.pdp-bulk-cta .bulk-thumb{
  width:72px;height:72px;flex-shrink:0;border-radius:10px;object-fit:cover;
  background:#0b0b13;border:1px solid rgba(212,89,240,.30);
}
.pdp-bulk-cta .l{flex:1;min-width:160px;display:flex;flex-direction:column;gap:2px}
.pdp-bulk-cta .l .bulk-eyebrow{
  font-family:var(--font-head);letter-spacing:.10em;font-size:.70rem;
  text-transform:uppercase;color:var(--cyan);margin-bottom:2px;
}
.pdp-bulk-cta .l strong{color:#fff;font-family:var(--font-head);letter-spacing:.04em;display:block;font-size:1.12rem}
.pdp-bulk-cta .l span{color:var(--text-soft);font-size:.86rem}
.pdp-bulk-cta{cursor:pointer;transition:border-color .15s ease, background .15s ease}
.pdp-bulk-cta:hover{border-color:rgba(212,89,240,.55);background:linear-gradient(120deg,rgba(212,89,240,.16),rgba(34,211,238,.12))}
.pdp-showing-bulk .pdp-bulk-cta{
  border-color:var(--pink);
  box-shadow:0 0 0 2px rgba(212,89,240,.30) inset;
}
.bulk-tag-inline{
  display:inline-block;margin-left:8px;padding:2px 8px;border-radius:99px;font-family:var(--font-head);
  font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;vertical-align:middle;
  background:linear-gradient(120deg,rgba(212,89,240,.18),rgba(34,211,238,.16));
  border:1px solid rgba(212,89,240,.45);color:#fff;
}

/* Bulk-out-of-stock state on the PDP "Box of 10" block:
   – background goes muted red
   – pricing line is struck through
   – OOS notice replaces the savings line */
.pdp-bulk-cta .bulk-oos-line{display:none;color:#ffb4be;font-size:.86rem;font-weight:500}
.pdp-bulk-cta.is-bulk-oos{
  cursor:not-allowed;
  background:linear-gradient(120deg,rgba(255,90,110,.10),rgba(255,90,110,.05));
  border-color:rgba(255,90,110,.35);
  box-shadow:none;
}
.pdp-bulk-cta.is-bulk-oos:hover{background:linear-gradient(120deg,rgba(255,90,110,.10),rgba(255,90,110,.05));border-color:rgba(255,90,110,.35)}
.pdp-bulk-cta.is-bulk-oos .bulk-thumb{filter:grayscale(.7) brightness(.6)}
.pdp-bulk-cta.is-bulk-oos .l strong{text-decoration:line-through;text-decoration-color:rgba(255,180,190,.45);color:var(--muted)}
.pdp-bulk-cta.is-bulk-oos #pdp-bulk-sub{display:none}
.pdp-bulk-cta.is-bulk-oos .bulk-oos-line{display:block}
/* On the bulk index card, OOS swap: darken the card and kill the hover lift */
.card:has(.oos-tag) .card-img{filter:grayscale(.4) saturate(.7)}

.pdp-price-note{font-size:.78rem;color:var(--muted);font-family:var(--font-head);letter-spacing:.04em;margin-left:8px}
.pdp-min-note{font-size:.78rem;color:var(--muted-2);margin:14px 0 22px}
.oos-banner{
  border:1px solid rgba(255,90,110,.35);background:rgba(255,90,110,.06);
  border-radius:var(--radius-sm);padding:14px 18px;color:#ffc6cd;font-size:.9rem;margin:14px 0 18px;
}
.pdp-h{
  font-family:var(--font-head);font-size:.9rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:10px;margin-top:22px;
}
.pdp-h:first-child{margin-top:0}

.pdp-buy{display:flex;gap:14px;align-items:center;margin:8px 0 26px;flex-wrap:wrap}
.pdp-desc{color:var(--text-soft);border-top:1px solid var(--panel-line);padding-top:24px;line-height:1.7}
.spec-table{width:100%;border-collapse:collapse;margin-top:18px}
.spec-table td{padding:11px 0;border-bottom:1px solid var(--panel-line);font-size:.92rem}
.spec-table td:first-child{color:var(--muted);width:42%;font-family:var(--font-head);letter-spacing:.04em}
.spec-table td:last-child{color:var(--text);text-align:right}

/* ---------- Cart ---------- */
.cart-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:34px;align-items:start}
.cart-list{display:flex;flex-direction:column;gap:14px}
.cart-row{
  display:grid;grid-template-columns:64px 1fr auto auto;gap:16px;align-items:center;
  padding:16px;border:1px solid var(--panel-line);border-radius:var(--radius-sm);background:var(--panel);
}
.cart-row .thumb{width:64px;height:64px;border-radius:10px;overflow:hidden;
  background:linear-gradient(160deg,#0a0a16,#06060c);border:1px solid var(--panel-line)}
.cart-row .thumb img{width:100%;height:100%;object-fit:cover}
.cart-row .ci-name{font-family:var(--font-head);font-weight:600}
.cart-row .ci-dose{font-size:.78rem;color:var(--cyan);text-transform:uppercase;letter-spacing:.1em}
.cart-row .ci-price{font-family:var(--font-display);font-size:1.05rem;white-space:nowrap}
.cart-row .ci-remove{color:var(--muted-2);font-size:1.3rem;line-height:1}
.cart-row .ci-remove:hover{color:var(--pink)}
.summary{border:1px solid var(--panel-line-2);border-radius:var(--radius);padding:26px;background:var(--panel);position:sticky;top:100px}
.summary h3{font-family:var(--font-display);font-size:1.1rem;margin-bottom:18px}
.summary-row{display:flex;justify-content:space-between;padding:9px 0;color:var(--text-soft);font-size:.94rem}
.summary-row.total{border-top:1px solid var(--panel-line);margin-top:10px;padding-top:16px;font-family:var(--font-display);font-size:1.3rem;color:#fff}
.empty-state{text-align:center;padding:80px 20px;color:var(--muted)}
.empty-state .mark{width:60px;margin:0 auto 20px;opacity:.5}

/* ---------- Bands / strips ---------- */
.strip{
  border-radius:var(--radius);padding:42px 40px;text-align:center;
  background:linear-gradient(120deg,rgba(212,89,240,.14),rgba(34,211,238,.12));
  border:1px solid var(--panel-line-2);position:relative;overflow:hidden;
}
.strip h2{font-size:clamp(1.6rem,3vw,2.4rem);font-family:var(--font-display)}
.strip p{color:var(--text-soft);max-width:560px;margin:14px auto 26px}

.gradient-bar{height:4px;background:var(--grad);border-radius:4px;width:80px;margin:18px auto 0}

/* ---------- Steps / process ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{padding:28px 22px;border:1px solid var(--panel-line);border-radius:var(--radius);background:var(--panel);position:relative}
.step .n{font-family:var(--font-display);font-size:1.1rem;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;background:var(--grad-soft);border:1px solid var(--panel-line-2);margin-bottom:16px}
.step h4{font-size:1rem;letter-spacing:.04em;margin-bottom:8px}
.step p{color:var(--muted);font-size:.88rem;margin:0}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--panel-line);border-radius:var(--radius-sm);background:var(--panel);overflow:hidden}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:16px;width:100%;text-align:left;
  padding:20px 22px;font-family:var(--font-head);font-weight:600;font-size:1rem;color:var(--text)}
.faq-q .ico{color:var(--cyan);font-size:1.4rem;transition:.25s;flex-shrink:0}
.faq-item.open .faq-q .ico{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;color:var(--muted);padding:0 22px}
.faq-item.open .faq-a{max-height:340px;padding-bottom:22px}

/* ---------- Forms ---------- */
.form-grid{display:grid;gap:18px;max-width:640px}
.field label{display:block;font-family:var(--font-head);font-size:.78rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field textarea,.field select{
  width:100%;background:var(--panel);border:1px solid var(--panel-line-2);color:var(--text);
  padding:13px 15px;border-radius:var(--radius-sm);font-family:var(--font-body);font-size:.95rem;
}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--purple);box-shadow:var(--glow)}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}

/* ---------- Trust logos / lab strip ---------- */
.lab-strip{display:flex;gap:40px;flex-wrap:wrap;justify-content:center;align-items:center;opacity:.8}
.lab-strip .lab-item{font-family:var(--font-head);letter-spacing:.16em;text-transform:uppercase;
  font-size:.82rem;color:var(--muted);display:flex;align-items:center;gap:10px}
.lab-strip .lab-item svg{width:20px;height:20px;stroke:var(--cyan);fill:none;stroke-width:1.6}

/* ---------- About highlight ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.split .panel-card{border:1px solid var(--panel-line-2);border-radius:var(--radius);padding:34px;
  background:linear-gradient(160deg,var(--panel),var(--bg-2))}
.value-list{display:flex;flex-direction:column;gap:18px;margin-top:8px}
.value-list li{display:flex;gap:14px}
.value-list .vi{width:40px;height:40px;flex-shrink:0;border-radius:10px;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid var(--panel-line)}
.value-list .vi svg{width:20px;height:20px;stroke:var(--cyan);fill:none;stroke-width:1.7}
.value-list strong{display:block;font-family:var(--font-head);letter-spacing:.02em;margin-bottom:3px}
.value-list span{color:var(--muted);font-size:.92rem}

/* ---------- RUO disclaimer banner ---------- */
.ruo-banner{
  border:1px solid rgba(212,89,240,.3);border-radius:var(--radius-sm);
  background:rgba(212,89,240,.06);padding:20px 24px;display:flex;gap:16px;align-items:flex-start;
}
.ruo-banner .ico{flex-shrink:0;width:38px;height:38px;border-radius:9px;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid rgba(212,89,240,.3)}
.ruo-banner .ico svg{width:20px;height:20px;stroke:var(--pink);fill:none;stroke-width:1.8}
.ruo-banner p{margin:0;font-size:.86rem;color:var(--text-soft)}
.ruo-banner strong{color:#fff;font-family:var(--font-head);letter-spacing:.04em}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--panel-line);margin-top:40px;
  background:linear-gradient(180deg,transparent,rgba(139,92,246,.05))}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding:64px 0 44px}
.footer-brand .mark{width:40px;margin-bottom:16px}
.footer-brand p{color:var(--muted);font-size:.9rem;max-width:300px}
.footer-tagline{font-family:var(--font-head);letter-spacing:.16em;text-transform:uppercase;
  font-size:.72rem;color:var(--cyan);margin-top:18px}
.footer-col h4{font-family:var(--font-head);font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--text);margin-bottom:18px}
.footer-col a{display:block;color:var(--muted);font-size:.9rem;padding:6px 0;transition:.2s}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid var(--panel-line);padding:24px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.footer-bottom p{color:var(--muted-2);font-size:.8rem;margin:0}
.footer-disclaimer{font-size:.76rem;color:var(--muted-2);max-width:980px;margin:0 auto;padding:0 0 40px;line-height:1.7;text-align:center}

/* ---------- Checkout page ---------- */
.checkout-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:34px;align-items:start}
.checkout-step{
  border:1px solid var(--panel-line);border-radius:var(--radius);
  background:linear-gradient(160deg,var(--panel),var(--bg-2));
  padding:28px;margin-bottom:18px;position:relative;
}
.checkout-step h3{
  font-family:var(--font-head);font-size:1.04rem;letter-spacing:.06em;text-transform:uppercase;
  display:flex;align-items:center;gap:12px;margin-bottom:18px;color:#fff;
}
.checkout-step h3 .num{
  width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid var(--panel-line-2);
  font-size:.86rem;color:var(--cyan);font-weight:700;
}
.checkout-step.locked{opacity:.45;pointer-events:none;filter:saturate(.6)}
.compliance-box{
  border:1px solid rgba(212,89,240,.3);border-radius:var(--radius-sm);
  background:rgba(212,89,240,.06);padding:18px 20px;display:flex;gap:14px;align-items:flex-start;cursor:pointer;
  font-size:.88rem;color:var(--text-soft);transition:.2s;
}
.compliance-box:hover{border-color:rgba(212,89,240,.55)}
.compliance-box input{
  appearance:none;-webkit-appearance:none;width:20px;height:20px;border-radius:5px;
  border:1.5px solid var(--panel-line-2);background:var(--bg-2);cursor:pointer;
  display:grid;place-items:center;flex-shrink:0;margin-top:2px;transition:.2s;
}
.compliance-box input:checked{background:var(--grad);border-color:transparent}
.compliance-box input:checked::after{content:"\2713";color:#fff;font-size:.86rem;font-weight:700}
.compliance-box strong{color:#fff;display:block;margin-bottom:2px}

#payment-element,#express-checkout-element{margin-top:8px}
#express-checkout-element:empty{display:none}
#payment-error{
  color:#ff7a8a;font-size:.88rem;min-height:20px;margin:14px 0 0;
  font-family:var(--font-head);letter-spacing:.02em;
}
#payment-submit{margin-top:18px}
.payment-loading{
  display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.92rem;
  padding:18px;border:1px dashed var(--panel-line-2);border-radius:var(--radius-sm);
}
.payment-loading .spinner{
  width:18px;height:18px;border-radius:50%;
  border:2px solid var(--panel-line-2);border-top-color:var(--cyan);
  animation:spin 1s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.summary .si{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:10px 0;border-bottom:1px dashed var(--panel-line);font-size:.9rem;
}
.summary .si:last-of-type{border-bottom:none}
.summary .si .name{color:var(--text-soft)}
.summary .si .qty{color:var(--muted);font-size:.78rem;margin-left:4px}

.result-card{
  max-width:560px;margin:0 auto;text-align:center;padding:48px 36px;
  border:1px solid var(--panel-line-2);border-radius:var(--radius);
  background:linear-gradient(160deg,var(--panel),var(--bg-2));box-shadow:var(--shadow);
}
.result-icon{
  width:78px;height:78px;border-radius:50%;display:grid;place-items:center;margin:0 auto 20px;
  background:var(--grad-soft);border:1px solid var(--panel-line-2);
}
.result-icon svg{width:36px;height:36px;stroke:url(#ig);fill:none;stroke-width:2}
.result-card h1{font-family:var(--font-display);font-size:1.8rem;margin-bottom:12px}
.result-card p{color:var(--muted);margin:0 0 10px}
.result-card .order-ref{
  font-family:var(--font-head);letter-spacing:.1em;color:var(--cyan);
  font-size:.82rem;margin-top:18px;text-transform:uppercase;
}
.result-actions{display:flex;gap:10px;justify-content:center;margin-top:28px;flex-wrap:wrap}

@media(max-width:960px){
  .checkout-grid{grid-template-columns:1fr}
}

/* ---------- Toast ---------- */
.toast{
  position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(120%);
  background:var(--panel-2);border:1px solid var(--panel-line-2);border-radius:999px;
  padding:13px 24px;display:flex;align-items:center;gap:12px;z-index:300;
  box-shadow:var(--shadow);transition:transform .35s cubic-bezier(.2,.9,.3,1.2);
  font-family:var(--font-head);font-size:.86rem;
}
.toast.show{transform:translateX(-50%) translateY(0)}
.toast .dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{padding:84px 0 40px;text-align:center}
.page-hero h1{font-family:var(--font-display);font-size:clamp(2rem,4.4vw,3.2rem)}
.page-hero p{color:var(--muted);max-width:600px;margin:18px auto 0}
.breadcrumb{font-family:var(--font-head);font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);margin-bottom:18px}
.breadcrumb a:hover{color:var(--cyan)}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{order:-1}
  .features{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .pdp{grid-template-columns:1fr;gap:30px}
  .pdp-media{position:static}
  .cart-layout{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
}
@media(max-width:680px){
  .section{padding:64px 0}
  .nav-links{
    position:fixed;top:0;right:0;height:100vh;width:78%;max-width:320px;flex-direction:column;
    align-items:flex-start;gap:8px;padding:90px 30px;background:var(--bg-2);
    border-left:1px solid var(--panel-line);transform:translateX(100%);transition:.3s;z-index:90;
  }
  .nav-links.open{transform:translateX(0)}
  .nav-links a{font-size:1.1rem;padding:10px 0;width:100%}
  .nav-toggle{display:block}
  .features{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .row-2{grid-template-columns:1fr}
  .cart-row{grid-template-columns:48px 1fr auto;row-gap:8px}
  .hero-stats{gap:24px}
}