/* ==========================================================================
   Caliper Research — core stylesheet
   Brand canvas: Graphite #0E1013 · Bench #F5F5F2 · Signal #2E4BD8 · Pass #0F7A57
   Type: Chivo (display + text) / JetBrains Mono (data + labels)
   Light "lab bench" ground with Graphite anchor blocks.
   ========================================================================== */

/* ----- Reset -------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul[class],ol[class]{list-style:none;padding:0}
img,svg,video{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
a{color:inherit}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* ----- Tokens ------------------------------------------------------------- */
:root{
  /* canvas — Caliper spectrum system.
     The five stops read left-to-right like a detector spectrum, which is the
     brand's own idea: measurement read off a scale. */
  --graphite:#0E1013;
  --bench:#F7F7F4;
  --spec-1:#5B2EE8;   /* violet  */
  --spec-2:#2E6BF6;   /* blue    */
  --spec-3:#0FB5C9;   /* cyan    */
  --spec-4:#19B85F;   /* green   */
  --spec-5:#F2B33D;   /* amber   */
  --spectrum:linear-gradient(90deg,var(--spec-1) 0%,var(--spec-2) 26%,var(--spec-3) 52%,var(--spec-4) 76%,var(--spec-5) 100%);
  --spectrum-soft:linear-gradient(90deg,rgba(91,46,232,.14),rgba(46,107,246,.14),rgba(15,181,201,.14),rgba(25,184,95,.14),rgba(242,179,61,.14));

  --signal:#5B2EE8;
  --pass:#12904E;

  --signal-mark:#5B2EE8;
  --signal-rgb:91,46,232;
  --pass-rgb:18,144,78;
  --graphite-rgb:14,16,19;

  /* surfaces */
  --bg:var(--bench);
  --surface:#FFFFFF;
  --surface-2:#EDEDE7;
  --surface-3:#E3E3DB;
  --line:#D7D7CE;
  --line-soft:#E6E6DE;

  /* ink */
  --text:var(--graphite);
  --text-2:#41464D;
  --muted:#6E747C;

  /* roles */
  --brand:var(--signal);
  --brand-dim:#4722C4;
  --brand-ink:#FFFFFF;
  --warn:#8A5D0C;
  --danger:#B3261E;

  /* Geometric system: square corners throughout. Hierarchy is carried by
     hairlines and flat colour blocks, not by rounding and soft shadow. */
  --radius-s:0px;
  --radius:0px;
  --radius-l:0px;
  --radius-xl:0px;

  --shadow-s:0 1px 0 rgba(14,16,19,.10);
  --shadow:4px 4px 0 rgba(14,16,19,.09);
  --shadow-l:8px 8px 0 rgba(14,16,19,.11);

  --maxw:1180px;
  --gutter:clamp(18px,4vw,40px);

  --ff-sans:"Chivo","Helvetica Neue",Helvetica,Arial,system-ui,-apple-system,"Segoe UI",sans-serif;
  --ff-display:"Chivo","Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;
  --ff-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --step--1:clamp(.78rem,.76rem + .1vw,.84rem);
  --step-0:clamp(.94rem,.9rem + .18vw,1rem);
  --step-1:clamp(1.08rem,1.01rem + .32vw,1.24rem);
  --step-2:clamp(1.32rem,1.19rem + .6vw,1.68rem);
  --step-3:clamp(1.65rem,1.4rem + 1.14vw,2.35rem);
  --step-4:clamp(2rem,1.55rem + 2.1vw,3.35rem);
  --step-5:clamp(2.35rem,1.65rem + 3.2vw,4.2rem);
}

/* Graphite anchor blocks — invert the token set locally. */
.dark-block{
  --surface:#171A1F;
  --surface-2:#1D2127;
  --surface-3:#242931;
  --line:#2B3038;
  --line-soft:#1F242B;
  --text:#F5F5F2;
  --text-2:#C2C6CC;
  --muted:#8C929A;
  --brand:#A78BFF;
  --brand-ink:#0E1013;
  --signal-mark:#A78BFF;
  background:var(--graphite);
  color:var(--text);
}

/* ----- Base --------------------------------------------------------------- */
body{
  font-family:var(--ff-sans);
  font-size:var(--step-0);
  line-height:1.62;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--ff-display);line-height:1.12;letter-spacing:-.02em;font-weight:700}
h1{font-size:var(--step-4)}
h2{font-size:var(--step-3)}
h3{font-size:var(--step-2)}
h4{font-size:var(--step-1)}
p{max-width:72ch}
a{text-decoration:none}
a:hover{color:var(--brand)}
::selection{background:var(--signal);color:#fff}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:0}

.skip{position:absolute;left:-9999px;top:0;background:var(--signal);color:#fff;padding:10px 16px;z-index:999;border-radius:0 0 var(--radius-s) 0;font-weight:600}
.skip:focus{left:0}

/* ----- Layout primitives -------------------------------------------------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.wrap-wide{max-width:1400px}
.wrap-narrow{max-width:760px}
.section{padding-block:clamp(54px,7.5vw,104px)}
.section-tight{padding-block:clamp(36px,5vw,62px)}
.stack>*+*{margin-top:1rem}
.stack-lg>*+*{margin-top:1.75rem}
.center{text-align:center}
.center p{margin-inline:auto}

.grid{display:grid;gap:clamp(16px,2vw,24px)}
.grid>*,.split>*,.pdp>*,.footer-grid>*{min-width:0}
.g-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g-auto{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
@media (max-width:900px){.g-3,.g-4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.g-2,.g-3,.g-4{grid-template-columns:1fr}}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(26px,5vw,68px);align-items:center}
@media (max-width:920px){.split{grid-template-columns:1fr}}

/* ----- Typographic helpers ------------------------------------------------ */
.eyebrow{
  font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--brand);display:flex;align-items:center;gap:10px;font-weight:500;
}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--spectrum)}
.center .eyebrow{justify-content:center}
.lede{font-size:var(--step-1);color:var(--text-2);line-height:1.58}
.muted{color:var(--muted)}
.small{font-size:var(--step--1)}
.mono{font-family:var(--ff-mono);font-size:.79rem;letter-spacing:-.01em}
.hl{color:var(--brand)}
/* The hero headline runs the announcement bar's blue-to-turquoise ramp, as a
   single left-to-right pass rather than the bar's looping two cycles. Only the
   headline uses this class, so the spectrum stays on the eyebrows and buttons. */
.grad-text{
  background-image:linear-gradient(95deg,#1E3A8A,#1D4ED8 22%,#0284C7 45%,#0891B2 66%,#06B6D4 84%,#14B8A6);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ----- Buttons ------------------------------------------------------------ */
.btn{
  --btn-bg:var(--signal);--btn-fg:#fff;--btn-bd:var(--signal);
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-s);border:1px solid var(--btn-bd);
  background:var(--btn-bg);color:var(--btn-fg);
  font-family:var(--ff-display);font-weight:600;font-size:.93rem;letter-spacing:-.005em;cursor:pointer;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,border-color .16s ease,color .16s ease;
  box-shadow:0 1px 2px rgba(var(--graphite-rgb),.14);
  text-align:center;
}
.btn{background-image:none}
.btn-ghost,.btn-soft{background-image:none}
.btn:hover{--btn-bg:var(--brand-dim);--btn-bd:var(--brand-dim);color:#fff;transform:none;box-shadow:3px 3px 0 rgba(var(--signal-rgb),.28);background-image:none}
.btn:active{transform:translateY(0)}
.btn-ghost{--btn-bg:transparent;--btn-fg:var(--text);--btn-bd:var(--line)}
.btn-ghost:hover{--btn-bg:transparent;--btn-bd:var(--signal);--btn-fg:var(--signal);box-shadow:none}
.btn-soft{--btn-bg:rgba(var(--signal-rgb),.08);--btn-fg:var(--signal);--btn-bd:rgba(var(--signal-rgb),.24);box-shadow:none}
.btn-soft:hover{--btn-bg:rgba(var(--signal-rgb),.14);--btn-fg:var(--signal);--btn-bd:rgba(var(--signal-rgb),.4);box-shadow:none}
.dark-block .btn-ghost{--btn-bd:#3A404A;--btn-fg:#F5F5F2}
.dark-block .btn-ghost:hover{--btn-bd:#7C93F0;--btn-fg:#7C93F0}
.btn-sm{padding:8px 15px;font-size:.84rem}
.btn-lg{padding:15px 30px;font-size:.98rem}
.btn-block{width:100%}
.btn[disabled]{opacity:.42;pointer-events:none}
.link-arrow{display:inline-flex;align-items:center;gap:7px;color:var(--brand);font-weight:600;font-size:.9rem}
.link-arrow svg{transition:transform .18s ease}
.link-arrow:hover svg{transform:translateX(4px)}

/* ----- Pills / badges ----------------------------------------------------- */
.pill{
  display:inline-flex;align-items:center;gap:7px;padding:4px 11px;border-radius:0;
  border:1px solid var(--line);background:var(--surface);
  font-size:.7rem;font-family:var(--ff-mono);letter-spacing:.09em;text-transform:uppercase;color:var(--text-2);
}
.pill-brand{border-color:rgba(var(--pass-rgb),.32);background:rgba(var(--pass-rgb),.08);color:var(--pass)}
.dark-block .pill-brand{border-color:rgba(var(--pass-rgb),.5);background:rgba(var(--pass-rgb),.18);color:#5ED3A3}
.pill-amber{border-color:rgba(138,93,12,.3);background:rgba(138,93,12,.08);color:var(--warn)}
.pill-blue{border-color:rgba(var(--signal-rgb),.3);background:rgba(var(--signal-rgb),.07);color:var(--signal)}
.dot{width:6px;height:6px;background:currentColor}

/* ----- Cards -------------------------------------------------------------- */
.card{
  background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-l);padding:clamp(20px,2.4vw,28px);
  position:relative;overflow:hidden;
}
.card-hover{transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease}
.card-hover:hover{border-color:rgba(var(--signal-rgb),.42);transform:translateY(-2px);box-shadow:var(--shadow)}
.card-icon{
  width:40px;height:40px;border-radius:var(--radius-s);display:grid;place-items:center;
  background:rgba(var(--signal-rgb),.08);border:1px solid rgba(var(--signal-rgb),.2);color:var(--signal);margin-bottom:16px;
}
.card-icon svg{width:19px;height:19px}

/* ----- Announcement + header --------------------------------------------- */
/* Rotating spectrum banner. The gradient drifts continuously and the messages
   cross-fade. A dark scrim sits over the gradient so white text keeps contrast
   across every hue, including the amber end. */
.announce{
  position:relative;color:#fff;font-size:.8rem;font-weight:500;letter-spacing:.01em;overflow:hidden;
  /* Blue through turquoise and back, so the 200% pan loops seamlessly. Every
     stop stays mid-to-deep — a lighter cyan would lose the white text. */
  background-image:
    linear-gradient(rgba(10,12,16,.12),rgba(10,12,16,.12)),
    linear-gradient(90deg,
      #1E3A8A,#1D4ED8,#0369A1,#0284C7,#0891B2,#06B6D4,#0D9488,#14B8A6,#0E7490,
      #1E3A8A,#1D4ED8,#0369A1,#0284C7,#0891B2,#06B6D4,#0D9488,#14B8A6,#0E7490,#1E3A8A);
  background-size:100% 100%,200% 100%;
  text-shadow:0 1px 2px rgba(10,12,16,.55),0 0 1px rgba(10,12,16,.4);
  background-position:0 0,0 0;
  animation:spectrum-drift 22s linear infinite;
}
@keyframes spectrum-drift{
  from{background-position:0 0,0% 0}
  to{background-position:0 0,200% 0}
}
.announce::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:rgba(10,12,16,.16)}
.announce strong{color:#fff;font-weight:700}

.announce .wrap{position:relative;display:grid;min-height:38px;padding-block:0}
.ann-msg{
  grid-area:1/1;display:flex;gap:12px;align-items:center;justify-content:center;
  text-align:center;flex-wrap:wrap;padding-block:10px;
  opacity:0;visibility:hidden;transform:translateY(5px);
  transition:opacity .5s ease,transform .5s ease,visibility 0s linear .5s;
}
.ann-msg[data-active="true"]{opacity:1;visibility:visible;transform:none;transition-delay:0s,0s,0s}
@media (prefers-reduced-motion:reduce){
  .announce{animation:none;background-size:100% 100%,100% 100%}
  .ann-msg{transition:none}
}
@media (max-width:540px){.ann-msg{font-size:.74rem}}

.site-header{position:sticky;top:0;z-index:80;background:var(--bench);border-bottom:1px solid var(--line)}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--spectrum);opacity:.85}
.site-header .header-bar{display:flex;align-items:center;gap:clamp(14px,2.5vw,34px);padding-block:13px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--ff-display);font-weight:700;font-size:1.1rem;letter-spacing:.01em;color:var(--text);flex-shrink:0}
.brand:hover{color:var(--text)}
.brand svg{width:30px;height:30px;flex-shrink:0}
.brand .tm{font-family:var(--ff-mono);font-size:.48rem;color:var(--muted);vertical-align:super;letter-spacing:.08em}
.dark-block .brand{color:#F5F5F2}
.dark-block .brand:hover{color:#F5F5F2}

.nav{display:flex;align-items:center;gap:clamp(10px,1.6vw,22px);margin-left:auto}
.nav a{font-size:.89rem;color:var(--text-2);font-weight:500;padding:6px 2px;position:relative}
.nav a:hover,.nav a[aria-current="page"]{color:var(--text)}
.nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--signal)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
@media (min-width:981px){.header-actions{margin-left:14px}}
.icon-btn{
  width:38px;height:38px;border-radius:var(--radius-s);border:1px solid var(--line);background:var(--surface);
  display:grid;place-items:center;cursor:pointer;position:relative;transition:border-color .18s,color .18s;
}
.icon-btn:hover{border-color:var(--signal);color:var(--signal)}
.icon-btn svg{width:18px;height:18px}
.cart-count{
  position:absolute;top:-7px;right:-7px;min-width:18px;height:18px;padding:0 5px;border-radius:0;
  background:var(--signal);color:#fff;font-size:.65rem;font-weight:700;display:grid;place-items:center;
  font-family:var(--ff-mono);
}
.nav-toggle{display:none}
@media (max-width:980px){
  .nav{
    position:fixed;inset:0 0 auto 0;top:var(--header-h,64px);flex-direction:column;align-items:stretch;gap:0;
    background:var(--surface);border-bottom:1px solid var(--line);padding:10px var(--gutter) 22px;
    transform:translateY(-100%);margin-left:0;
    visibility:hidden;pointer-events:none;
    transition:transform .26s cubic-bezier(.4,0,.2,1),visibility 0s linear .26s;
    max-height:calc(100dvh - var(--header-h,64px));overflow-y:auto;
    box-shadow:0 20px 34px -22px rgba(14,16,19,.4);
  }
  .nav[data-open="true"]{
    transform:translateY(0);visibility:visible;pointer-events:auto;
    transition:transform .26s cubic-bezier(.4,0,.2,1),visibility 0s linear 0s;
  }
  .nav a{padding:14px 0;border-bottom:1px solid var(--line-soft);font-size:1rem}
  .nav a[aria-current="page"]::after{display:none}
  .nav-toggle{display:grid}
}

/* ----- Hero --------------------------------------------------------------- */
.hero{position:relative;padding-block:clamp(54px,7.5vw,98px) clamp(46px,6.5vw,88px);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:-30% -20% auto -20%;height:130%;
  background:linear-gradient(180deg,rgba(8,145,178,.07),rgba(8,145,178,0) 62%);
  pointer-events:none;z-index:-1;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.45;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:48px 48px;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 88%);
  mask-image:linear-gradient(180deg,#000,transparent 88%);
}
.hero h1{font-size:var(--step-5);max-width:20ch;text-wrap:balance}
.hero .lede{max-width:52ch;margin-top:20px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,2vw,22px);
  margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
@media (max-width:560px){.hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:22px}}
.hero-stats div{min-width:0}
.hero-stats b{display:block;font-family:var(--ff-display);font-size:clamp(1.1rem,.9rem+.7vw,1.5rem);color:var(--text);line-height:1.15;font-weight:700}
.hero-stats span{display:block;margin-top:6px;font-size:.66rem;line-height:1.5;color:var(--muted);
  font-family:var(--ff-mono);letter-spacing:.11em;text-transform:uppercase;text-wrap:balance}
.hero-art{position:relative}
.hero-art{isolation:isolate}
/* The tinted panel and its rule behind the hero are gone. The hero image
   carries its own cast shadow and reflection now, so the vial reads as
   standing on a surface without a hard-edged box drawn around it - and a
   rectangle with a 1px border was itself one of the things making the shot
   look constructed rather than photographed. */
.hero-art{display:flex;justify-content:center}
.hero-art .hero-vials{margin-inline:auto;position:relative;z-index:1}

/* Soft light pool behind the hero vial. A gradient rather than a panel: no
   edge to cut through the vial's shadow, and it scales with the image at any
   breakpoint. --hero-glow comes from the hero product's category accent. */
.hero-art::before{
  content:"";position:absolute;pointer-events:none;z-index:0;
  left:50%;top:50%;transform:translate(-50%,-50%);
  /* An ellipse sized from the hero box, not a circle sized from its width:
     a wide three-vial group and a tall single vial have very different
     proportions, and a circle fitted to one balloons past the other. */
  width:min(128%,760px);height:min(128%,620px);border-radius:50%;
  background:
    radial-gradient(circle,
      color-mix(in srgb, var(--hero-glow,#5B2EE8) 46%, transparent) 0%,
      color-mix(in srgb, var(--hero-glow,#5B2EE8) 30%, transparent) 32%,
      color-mix(in srgb, var(--hero-glow,#5B2EE8) 13%, transparent) 54%,
      color-mix(in srgb, var(--hero-glow,#5B2EE8) 4%, transparent) 68%,
      transparent 80%);
  filter:blur(18px);
}
@supports not (background: color-mix(in srgb, red 50%, transparent)){
  .hero-art::before{background:radial-gradient(circle,
    rgba(91,46,232,.34) 0%, rgba(91,46,232,.16) 45%, transparent 78%)}
}
@media (max-width:920px){.hero-art::before{width:min(150%,420px);height:min(150%,420px)}}
.prod-media::after{content:"";position:absolute;inset:auto 18% 11% 18%;height:1px;z-index:0;
  background:var(--line);pointer-events:none}
.prod-media img{position:relative;z-index:1}
.pdp-main{position:relative}
.pdp-main::after{content:"";position:absolute;inset:auto 22% 13% 22%;height:1px;z-index:0;
  background:var(--line);pointer-events:none}
.pdp-main img{position:relative;z-index:1}

/* ----- Strip -------------------------------------------------------------- */
.strip{border-block:1px solid var(--line);background:var(--surface)}
.strip .wrap{display:flex;gap:clamp(16px,3vw,40px);align-items:center;justify-content:space-between;flex-wrap:wrap;padding-block:20px}
.strip-item{display:flex;align-items:center;gap:10px;color:var(--text-2);font-size:.82rem;font-weight:500}
.strip-item svg{width:18px;height:18px;color:var(--signal);flex-shrink:0}

/* ----- Product cards ------------------------------------------------------ */
.prod{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-l);overflow:hidden;transition:border-color .18s,transform .18s,box-shadow .18s;position:relative;
}
.prod:hover{border-color:rgba(var(--signal-rgb),.45);transform:translateY(-3px);box-shadow:var(--shadow)}
.prod-media{
  position:relative;aspect-ratio:3/4;min-height:0;flex:0 0 auto;display:grid;place-items:center;
  padding:46px 18px 18px;
  grid-template:minmax(0,1fr)/minmax(0,1fr);
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
}
.prod-media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;transition:transform .3s cubic-bezier(.3,1.2,.4,1)}
.prod:hover .prod-media img{transform:translateY(-4px) scale(1.03)}
.prod-quick{
  position:absolute;left:14px;right:14px;bottom:12px;z-index:3;
  display:flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 14px;border:1px solid var(--signal);border-radius:var(--radius-s);
  background-image:linear-gradient(92deg,var(--spec-1),var(--spec-2));color:#fff;
  font-family:var(--ff-display);font-weight:600;font-size:.84rem;cursor:pointer;
  opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity .18s ease,transform .18s ease;
}
.prod-quick svg{width:15px;height:15px;flex-shrink:0}
@media (hover:hover){
  .prod:hover .prod-quick,.prod:focus-within .prod-quick{opacity:1;transform:none;pointer-events:auto}
}
@media (hover:none){
  /* nothing reveals it on touch, and the card already carries an Add button */
  .prod-quick{display:none}
}
.prod-quick:hover{background-image:linear-gradient(92deg,var(--spec-2),var(--spec-1))}
.prod-flag{position:absolute;top:11px;left:11px;z-index:2}
.prod-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.prod-cat{font-family:var(--ff-mono);font-size:.65rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.prod-name{font-family:var(--ff-display);font-size:1.04rem;font-weight:700;letter-spacing:-.015em;line-height:1.25}
.prod-name a::after{content:"";position:absolute;inset:0;z-index:1}
.prod-sub{font-size:.82rem;color:var(--muted);line-height:1.5;flex:1}
/* Size picker on the catalogue card. Sits above the card's link overlay
   (z-index) so a click selects a size instead of opening the product page. */
/* Certificate table: nine data columns, so it scrolls sideways on narrow
   screens rather than wrapping a header onto two lines. */
.coa-table{min-width:1180px}
.coa-table th,.coa-table td{white-space:nowrap}
.pill-pass{color:var(--pass);background:rgba(var(--pass-rgb),.10);border-color:rgba(var(--pass-rgb),.30)}
/* Release specs on the catalogue card, so the key numbers do not require
   opening the product page. */
.prod-specs{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:9px}
.prod-specs div{display:flex;align-items:baseline;gap:5px}
.prod-specs dt{font-family:var(--ff-mono);font-size:.6rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted)}
.prod-specs dd{margin:0;font-family:var(--ff-mono);font-size:.72rem;color:var(--text-2)}
.prod-doses{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;position:relative;z-index:2}
.dose{
  font-family:var(--ff-mono);font-size:.74rem;line-height:1;letter-spacing:.01em;
  padding:7px 10px;cursor:pointer;color:var(--text-2);
  border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface);
  transition:border-color .16s,background .16s,color .16s;
}
.dose:hover{border-color:var(--signal);color:var(--text)}
.dose[aria-pressed="true"]{
  border-color:var(--signal);color:var(--signal);
  background:rgba(var(--signal-rgb),.07);box-shadow:inset 0 0 0 1px var(--signal);
}
.prod-doses:has(.dose:only-child) .dose{cursor:default}
.prod-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;padding-top:13px;border-top:1px solid var(--line-soft)}
.price{font-family:var(--ff-mono);font-size:1.02rem;font-weight:500;letter-spacing:-.02em}
.price s{color:var(--muted);font-size:.8rem;font-weight:400;margin-right:6px}
.prod-foot .btn{position:relative;z-index:2}

/* ----- Product detail ----------------------------------------------------- */
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:clamp(26px,4vw,58px);align-items:start}
@media (max-width:900px){.pdp{grid-template-columns:1fr}}
.pdp-gallery{position:sticky;top:94px}
@media (max-width:900px){.pdp-gallery{position:static}}
.pdp-main{
  border:1px solid var(--line);border-radius:var(--radius-l);padding:clamp(22px,4vw,44px);
  background:#FFFFFF;
  display:grid;place-items:center;aspect-ratio:1/1;grid-template:minmax(0,1fr)/minmax(0,1fr);
}
.pdp-main img{width:auto;height:auto;max-width:100%;max-height:min(100%,460px);object-fit:contain}
.pdp-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px;min-width:0}
.pdp-thumb{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);aspect-ratio:1/1;display:grid;place-items:center;padding:9px;cursor:pointer;transition:border-color .18s;min-width:0;overflow:hidden}
.pdp-thumb img{width:100%;height:100%;object-fit:contain}
.pdp-thumb:hover,.pdp-thumb[aria-selected="true"]{border-color:var(--signal)}
.pdp-title{font-size:var(--step-3);margin-top:10px}
.pdp-price{display:flex;align-items:baseline;gap:12px;margin-top:8px}
.pdp-price .price{font-size:var(--step-2)}
.variants{display:flex;gap:10px;flex-wrap:wrap}
.variant{
  border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-s);padding:10px 15px;cursor:pointer;
  text-align:left;transition:border-color .18s,background .18s;min-width:112px;
}
.variant b{display:block;font-family:var(--ff-display);font-size:.95rem;font-weight:600}
.variant span{font-size:.77rem;color:var(--muted);font-family:var(--ff-mono)}
.variant[aria-pressed="true"]{border-color:var(--signal);background:rgba(var(--signal-rgb),.06);box-shadow:inset 0 0 0 1px var(--signal)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface);overflow:hidden}
.qty button{width:40px;height:46px;background:none;border:0;cursor:pointer;color:var(--text-2);font-size:1.05rem}
.qty button:hover{color:var(--signal)}
.qty input{width:44px;height:46px;text-align:center;background:none;border:0;font-family:var(--ff-mono);font-size:.93rem}
.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.buybox{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.buybox .btn{flex:1;min-width:190px}

.spec-table th,.spec-table td{text-align:left;padding:11px 4px;border-bottom:1px solid var(--line-soft);vertical-align:top;font-size:.88rem}
.spec-table th{color:var(--muted);font-weight:500;width:42%;font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase}
.spec-table td{color:var(--text-2);word-break:break-word;overflow-wrap:anywhere;font-family:var(--ff-mono);font-size:.82rem}
.prose table,.spec-table{display:table}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ----- Tabs / accordion --------------------------------------------------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{
  background:none;border:0;border-bottom:2px solid transparent;padding:12px 16px;cursor:pointer;color:var(--muted);
  font-family:var(--ff-display);font-weight:600;font-size:.88rem;white-space:nowrap;transition:color .18s,border-color .18s;
}
.tab:hover{color:var(--text)}
.tab[aria-selected="true"]{color:var(--signal);border-bottom-color:var(--signal)}
.tabpanel{padding-top:24px}

.acc{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-btn{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;text-align:left;
  background:none;border:0;padding:20px 0;cursor:pointer;font-family:var(--ff-display);font-size:1rem;font-weight:600;color:var(--text);
}
.acc-btn:hover{color:var(--signal)}
.acc-btn svg{flex-shrink:0;transition:transform .25s ease;color:var(--signal)}
.acc-btn[aria-expanded="true"] svg{transform:rotate(45deg)}
.acc-panel{overflow:hidden;max-height:0;transition:max-height .3s cubic-bezier(.4,0,.2,1)}
.acc-panel>div{padding-bottom:22px;color:var(--text-2);font-size:.93rem}
.acc-panel p+p{margin-top:.8em}

/* ----- Steps / process ---------------------------------------------------- */
.steps{counter-reset:step;display:grid;gap:clamp(16px,2vw,24px)}
.step{position:relative;padding-left:62px}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;left:0;top:-2px;width:44px;height:44px;border-radius:var(--radius-s);display:grid;place-items:center;
  border:1px solid rgba(var(--signal-rgb),.24);background:rgba(var(--signal-rgb),.07);color:var(--signal);
  font-family:var(--ff-mono);font-size:.8rem;font-weight:500;
}
.step h4{margin-bottom:5px}
.step p{color:var(--text-2);font-size:.91rem}

/* ----- COA / document card ------------------------------------------------ */
.coa{
  border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;background:var(--surface);
  box-shadow:var(--shadow);
}
.coa-head{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:15px 18px;background:var(--surface-2);border-bottom:1px solid var(--line);flex-wrap:wrap}
.coa-head b{font-family:var(--ff-display);font-size:.95rem}
.coa-body{padding:18px}
.coa-row{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line-soft);font-size:.86rem}
.coa-row:last-child{border-bottom:0}
.coa-row span:first-child{color:var(--muted)}
.coa-row span:last-child{font-family:var(--ff-mono);color:var(--text);font-size:.82rem}
.bar{height:6px;background:var(--surface-3);overflow:hidden;margin-top:6px}
.bar i{display:block;height:100%;background:var(--pass)}

/* ----- Testimonials ------------------------------------------------------- */
.quote{display:flex;flex-direction:column;gap:14px;height:100%}
.quote p{font-size:.94rem;color:var(--text-2);flex:1}
.stars{display:flex;gap:3px;color:var(--warn)}
.stars svg{width:14px;height:14px}
.who{display:flex;align-items:center;gap:11px;padding-top:13px;border-top:1px solid var(--line-soft)}
.avatar{width:36px;height:36px;border-radius:var(--radius-s);display:grid;place-items:center;font-family:var(--ff-display);font-weight:700;font-size:.86rem;background:var(--signal);color:#fff}
.who b{display:block;font-size:.86rem}
.who span{font-size:.75rem;color:var(--muted)}

/* ----- Forms -------------------------------------------------------------- */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:.81rem;color:var(--text-2);font-weight:500}
.input,select.input,textarea.input{
  width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);
  padding:12px 14px;font-size:.92rem;transition:border-color .18s,box-shadow .18s;
}
.input:focus{outline:none;border-color:var(--signal);box-shadow:0 0 0 3px rgba(var(--signal-rgb),.14)}
textarea.input{min-height:140px;resize:vertical}
select.input{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236E747C' stroke-width='2'><path d='M6 9l6 6 6-6'/></svg>");background-repeat:no-repeat;background-position:right 14px center;padding-right:42px}
.checkbox{display:flex;gap:11px;align-items:flex-start;font-size:.84rem;color:var(--text-2)}
.checkbox input{margin-top:4px;accent-color:var(--signal);width:16px;height:16px;flex-shrink:0}
.newsletter{display:flex;gap:10px;flex-wrap:wrap}
.newsletter .input{flex:1;min-width:220px}
.form-note{font-size:.77rem;color:var(--muted)}

/* ----- Cart drawer -------------------------------------------------------- */
.scrim{position:fixed;inset:0;background:rgba(14,16,19,.44);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .24s;z-index:90}
.scrim[data-open="true"]{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(420px,100%);background:var(--bench);
  border-left:1px solid var(--line);z-index:95;transform:translateX(102%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;
}
.drawer[data-open="true"]{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);background:var(--surface)}
.drawer-body{flex:1;overflow-y:auto;padding:14px 20px}
.drawer-foot{border-top:1px solid var(--line);padding:18px 20px;display:grid;gap:12px;background:var(--surface)}
.line-item{display:grid;grid-template-columns:54px 1fr auto;gap:13px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line-soft)}
.line-item img{width:54px;height:54px;object-fit:contain;background:var(--surface);border-radius:var(--radius-s);border:1px solid var(--line);padding:4px}
.line-item b{font-size:.87rem;display:block;line-height:1.3}
.line-item small{color:var(--muted);font-size:.75rem;font-family:var(--ff-mono)}
.li-remove{background:none;border:0;color:var(--muted);cursor:pointer;font-size:.75rem;text-decoration:underline;padding:0}
.li-remove:hover{color:var(--danger)}
.empty-cart{text-align:center;padding:50px 10px;color:var(--muted)}

/* ----- Catalog filters ---------------------------------------------------- */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.chip{
  border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-s);padding:7px 14px;cursor:pointer;
  font-size:.82rem;color:var(--text-2);transition:.16s;
}
.chip:hover{border-color:var(--signal);color:var(--text)}
.chip[aria-pressed="true"]{background:var(--signal);border-color:var(--signal);color:#fff;font-weight:600}

/* ----- Callouts ----------------------------------------------------------- */
.callout{
  border:1px solid var(--line);border-left:3px solid var(--warn);background:var(--surface);border-radius:var(--radius-s);
  padding:16px 18px;display:flex;gap:13px;align-items:flex-start;
}
.callout svg{flex-shrink:0;color:var(--warn);width:19px;height:19px;margin-top:2px}
.callout p{font-size:.85rem;color:var(--text-2);margin:0}
.callout b{color:var(--text)}
.callout-brand{border-left-color:var(--pass)}
.callout-brand svg{color:var(--pass)}

/* ----- CTA band ----------------------------------------------------------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  padding:clamp(34px,5vw,64px);text-align:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;z-index:0;opacity:.5;
  background-image:linear-gradient(#1C2128 1px,transparent 1px),linear-gradient(90deg,#1C2128 1px,transparent 1px);
  background-size:48px 48px;
  -webkit-mask-image:radial-gradient(60% 70% at 50% 50%,#000,transparent 78%);
  mask-image:radial-gradient(60% 70% at 50% 50%,#000,transparent 78%);
}
.cta-band>*{position:relative;z-index:1}

/* ----- Article / prose ---------------------------------------------------- */
.prose{max-width:74ch}
.prose h2{font-size:var(--step-2);margin-top:2.1em;margin-bottom:.45em}
.prose h3{font-size:var(--step-1);margin-top:1.7em;margin-bottom:.35em}
.prose p,.prose li{color:var(--text-2);font-size:1rem;line-height:1.72}
.prose p+p{margin-top:1.05em}
.prose ul,.prose ol{margin:1.05em 0;padding-left:1.3em;display:grid;gap:.45em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li::marker{color:var(--signal)}
.prose a{color:var(--signal);text-decoration:underline;text-underline-offset:3px}
.prose blockquote{border-left:3px solid var(--signal);padding:4px 0 4px 20px;margin:1.5em 0;color:var(--text);font-size:1.04rem}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.3em 0}
.prose table{margin:1.5em 0;font-size:.9rem}
.prose th{text-align:left;padding:10px 12px;background:var(--surface-2);border:1px solid var(--line);font-size:.78rem;color:var(--text);font-family:var(--ff-mono);letter-spacing:.04em;text-transform:uppercase}
.prose td{padding:10px 12px;border:1px solid var(--line);color:var(--text-2)}
.prose code{font-family:var(--ff-mono);font-size:.85em;background:var(--surface-2);padding:2px 6px;border:1px solid var(--line)}

.post-card{display:flex;flex-direction:column;gap:11px;height:100%}
.post-card .thumb{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;background:var(--surface-2)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover}
.post-meta{display:flex;gap:9px;align-items:center;font-size:.72rem;color:var(--muted);font-family:var(--ff-mono);letter-spacing:.04em;flex-wrap:wrap}

/* ----- Breadcrumbs -------------------------------------------------------- */
.crumbs{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:.78rem;color:var(--muted);padding-block:16px;font-family:var(--ff-mono)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--signal)}
.crumbs li{display:flex;gap:8px;align-items:center}
.crumbs ol{display:flex;gap:8px;flex-wrap:wrap;list-style:none;padding:0;margin:0}

/* ----- Page header -------------------------------------------------------- */
.page-head{position:relative;padding-block:clamp(28px,4.5vw,56px) clamp(26px,4vw,46px);border-bottom:1px solid var(--line);overflow:hidden}
.page-head::before{
  content:"";position:absolute;inset:-60% 0 auto;height:200%;z-index:-1;
  background:radial-gradient(36% 36% at 20% 30%,rgba(var(--signal-rgb),.07),transparent 64%);
}
.page-head h1{max-width:22ch}
.page-head .lede{max-width:64ch;margin-top:14px}

/* ----- Footer ------------------------------------------------------------- */
.site-footer{margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:clamp(22px,3vw,38px);padding-block:clamp(40px,6vw,64px)}
@media (max-width:940px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-grid h5{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;font-weight:500}
.footer-grid ul{display:grid;gap:9px}
.footer-grid a{font-size:.86rem;color:var(--text-2)}
.footer-grid a:hover{color:var(--brand)}
.footer-legal{border-top:1px solid var(--line);padding-block:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.77rem;color:var(--muted)}
.disclaimer-block{
  border:1px solid var(--line);border-left:3px solid var(--muted);border-radius:var(--radius-s);background:var(--surface);
  padding:16px 18px;margin-block:24px;font-size:.76rem;line-height:1.6;color:var(--muted);
}
.disclaimer-block b{color:var(--text-2);display:block;margin-bottom:6px;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;font-family:var(--ff-mono)}
.socials{display:flex;gap:9px;margin-top:18px}
.socials a{width:34px;height:34px;border-radius:var(--radius-s);border:1px solid var(--line);display:grid;place-items:center;color:var(--text-2)}
.socials a:hover{border-color:var(--brand);color:var(--brand)}
.socials svg{width:15px;height:15px}

/* ----- Misc --------------------------------------------------------------- */
/* Reveal-on-scroll is progressive enhancement only: without JS (or for a
   crawler that never scrolls) content is fully visible by default. */
.reveal{opacity:1;transform:none}
.js .reveal{opacity:0;transform:translateY(14px)}
.js .reveal.in{opacity:1;transform:none;transition:opacity .55s ease,transform .55s cubic-bezier(.2,.8,.3,1)}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none}}
.toast{
  position:fixed;left:50%;bottom:24px;transform:translate(-50%,120%);z-index:120;
  background:var(--graphite);border:1px solid var(--graphite);color:#F5F5F2;
  padding:11px 20px;border-radius:var(--radius-s);font-size:.87rem;box-shadow:var(--shadow-l);
  transition:transform .28s cubic-bezier(.3,1.3,.4,1);
}
.toast[data-show="true"]{transform:translate(-50%,0)}
/* An empty toast still has padding and a border, and translate(120%) is 120%
   of that small height — not enough to clear the viewport, so it sat on every
   page as a small dark rectangle above the bottom edge. */
.toast:empty{display:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,1px);white-space:nowrap;border:0}

/* ==========================================================================
   Research Use Only — site-wide prominence
   RUO status must be unmissable, not buried in a footer. Four surfaces:
   a persistent strip under the header, a badge on every product card,
   a block above every add-to-cart, and a first-visit acknowledgement.
   ========================================================================== */
/* The notice still runs on every page — it just states the position calmly
   rather than alarming. Light band, body-weight text, full contrast retained. */
.ruo-strip{
  background:var(--surface-2);border-bottom:1px solid var(--line);color:var(--text-2);
  font-size:.76rem;line-height:1.5;
}
.ruo-strip .wrap{display:flex;gap:11px;align-items:flex-start;padding-block:9px}
.ruo-strip b{color:var(--text);font-weight:600;letter-spacing:.02em}
.ruo-strip a{color:var(--signal);text-decoration:underline;text-underline-offset:2px}

.ruo-tag{
  position:absolute;top:11px;right:11px;z-index:2;
  font-family:var(--ff-mono);font-size:.6rem;font-weight:500;letter-spacing:.11em;
  /* Deep brand blue rather than the old brown, which read as a hazard label
     and clashed with the softened notice strip at the top of the page. */
  padding:3px 7px;background:#0B1E3F;color:#A8C8FF;border:1px solid #1B3A6B;
}

/* Deep blue rather than the former amber/brown. The notice still has to be
   impossible to miss, but it is a statement of classification, not a hazard
   warning, and the brown read as the latter. */
.ruo-block{
  border:1px solid #C6D6EE;border-left:4px solid #11388C;background:#F2F6FD;
  border-radius:var(--radius-s);padding:15px 17px;display:flex;gap:13px;align-items:flex-start;
}
.ruo-block svg{width:20px;height:20px;flex-shrink:0;color:#11388C;margin-top:2px}
.ruo-block p{font-size:.85rem;color:#22364F;margin:0}
.ruo-block b{color:#0B2C70;display:block;margin-bottom:3px;font-size:.8rem;
  letter-spacing:.09em;text-transform:uppercase;font-family:var(--ff-mono)}

.ruo-gate{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:20px;
  background:rgba(14,16,19,.78);backdrop-filter:blur(5px)}
.ruo-gate[hidden]{display:none!important}
.ruo-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  max-width:520px;width:100%;padding:clamp(22px,4vw,32px);box-shadow:var(--shadow-l);
  max-height:90dvh;overflow-y:auto;position:relative}
.ruo-card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;
  border-radius:var(--radius-l) var(--radius-l) 0 0;background:var(--spectrum)}
.ruo-card h2{font-size:1.3rem;margin-top:8px}
.ruo-card p{font-size:.89rem;color:var(--text-2);margin-top:12px}
.ruo-card ul{display:grid;gap:8px;margin-top:14px;padding-left:18px;list-style:disc;
  font-size:.85rem;color:var(--text-2)}
.ruo-card li::marker{color:var(--spec-1)}
.ruo-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.ruo-actions .btn{flex:1;min-width:150px}
.ruo-decline{font-size:.78rem;color:var(--muted);margin-top:14px}

.disclaimer-block{border-left-width:4px;border-left-color:#C2561B}
.disclaimer-block b{color:#FFC48F}

/* ----- Narrow-screen tables ---------------------------------------------- */
/* Article and policy tables are authored bare; below tablet width they scroll
   inside their own box rather than pushing the page sideways. */
@media (max-width:760px){
  .prose table{display:block;width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
}

/* ----- Promotion ---------------------------------------------------------- */
.promo-band{
  background-image:linear-gradient(90deg,rgba(25,184,95,.13),rgba(15,181,201,.13),rgba(46,107,246,.12),rgba(242,179,61,.15));
  border-block:1px solid var(--line-soft);color:var(--text);
}
.promo-band .wrap{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding-block:16px}
.promo-band p{margin:0;font-size:.88rem;color:var(--text-2);flex:1;min-width:240px;max-width:none}
.promo-band p b{color:var(--text)}
.promo-badge{
  display:inline-flex;align-items:center;flex-shrink:0;
  font-family:var(--ff-mono);font-size:.7rem;font-weight:500;letter-spacing:.14em;
  padding:5px 10px;border-radius:var(--radius-s);color:#0E1013;
  background-image:linear-gradient(92deg,var(--spec-4),var(--spec-5));
  border:1px solid rgba(var(--graphite-rgb),.08);
}
.promo-link{
  flex-shrink:0;font-size:.78rem;color:var(--muted);text-decoration:underline;text-underline-offset:3px;
}
.promo-link:hover{color:var(--signal)}

.promo-tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--pass);background:rgba(var(--pass-rgb),.09);
  border:1px solid rgba(var(--pass-rgb),.28);border-radius:var(--radius-s);padding:3px 8px;
}
.promo-note{
  display:flex;gap:12px;align-items:flex-start;margin-top:14px;padding:13px 15px;
  border:1px solid rgba(var(--pass-rgb),.3);background:rgba(var(--pass-rgb),.06);
  border-radius:var(--radius);
}
.promo-note p{margin:0;font-size:.84rem;color:var(--text-2)}
.promo-note .promo-badge{margin-top:1px}
.promo-note a{color:var(--signal);text-decoration:underline;text-underline-offset:3px}

.sum-row{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.sum-row+.sum-row{margin-top:7px}
.sum-discount{color:var(--pass)}
.sum-discount[hidden]{display:none}

/* ----- Hero trio ---------------------------------------------------------- */
/* A single tall vial is constrained by HEIGHT, not width: sized to the
   column it would stand nearly a thousand pixels tall and push the whole
   hero off the first screen. */
.hero-vials{width:auto;height:auto;max-width:100%;max-height:min(600px,62vh);margin-inline:auto;display:block}
@media (max-width:920px){.hero-vials{max-height:min(460px,46vh)}}

/* ----- Checkout ----------------------------------------------------------- */
.checkout{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,4vw,48px);align-items:start}
.checkout>*{min-width:0}
@media (max-width:900px){.checkout{grid-template-columns:1fr}}
.co-summary{position:sticky;top:96px}
@media (max-width:900px){.co-summary{position:static;order:-1}}

.co-step{border:1px solid var(--line);border-radius:var(--radius-l);background:var(--surface);padding:clamp(18px,3vw,26px)}
.co-step+.co-step{margin-top:18px}
.co-step>h2{font-size:1.06rem;letter-spacing:-.01em;margin-bottom:14px}
/* direct children only — otherwise this also fires between two fields
   sitting side by side in a grid row and knocks one of them down */
.co-step>.field+.field,.co-step>.grid+.field,.co-step>.field+.grid,
.co-step>.grid+.grid,.co-step>.field+p,.co-step>.grid+p{margin-top:13px}
.co-step .checkbox+.checkbox{margin-top:10px}

.co-or{position:relative;text-align:center;margin:18px 0 0;color:var(--muted);font-size:.78rem}
.co-or::before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:var(--line)}
.co-or span{position:relative;background:var(--surface);padding:0 12px}

.co-secure{display:flex;gap:9px;align-items:flex-start;margin-top:12px;font-size:.78rem;color:var(--muted)}
.co-secure svg{width:15px;height:15px;flex-shrink:0;margin-top:2px;color:var(--pass)}

.ship-opts{display:grid;gap:10px}
.ship-opt{display:flex;align-items:center;gap:12px;padding:13px 15px;border:1px solid var(--line);
  border-radius:var(--radius);cursor:pointer;transition:border-color .16s,background .16s}
.ship-opt:hover{border-color:rgba(var(--signal-rgb),.4)}
.ship-opt:has(input:checked){border-color:var(--signal);background:rgba(var(--signal-rgb),.045)}
.ship-opt input{flex-shrink:0;accent-color:var(--signal);width:16px;height:16px}
.ship-body{display:flex;flex-direction:column;gap:1px;flex:1;min-width:0}
.ship-price{flex-shrink:0;font-size:.85rem}

.promo{display:flex;gap:8px;margin-top:16px}
.promo .input{flex:1;min-width:0;text-transform:uppercase}
.promo .btn{flex-shrink:0}
.promo-note{margin:8px 0 0;font-size:.78rem}
.promo-note[data-state="ok"]{color:var(--pass)}
.promo-note[data-state="error"]{color:var(--danger)}
.promo-x{background:none;border:0;padding:0 0 0 4px;cursor:pointer;color:var(--muted);font-size:1.05em;line-height:1}
.promo-x:hover{color:var(--danger)}

.sum-tax>span:first-child{white-space:nowrap}
.sum-tax>span:last-child{text-align:right;max-width:60%}
.sum-total{padding-top:11px;margin-top:11px;border-top:1px solid var(--line);align-items:center}
.sum-total>span:first-child{font-weight:600}
.sum-free{color:var(--pass);font-style:normal;font-size:.9em}

.form-error{margin:0;padding:11px 14px;border-radius:var(--radius);font-size:.84rem;
  border:1px solid rgba(179,38,30,.3);background:rgba(179,38,30,.06);color:var(--danger)}
.form-error[hidden]{display:none}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}


/* ----- Checkout chrome & compact layout ----------------------------------- */
/* Checkout drops the storefront: no promo bar, no nav, no RUO strip. One
   narrow column of steps, summary in a right rail. Overrides the card-style
   checkout rules above. */
.co-header{border-bottom:1px solid var(--line);background:var(--surface)}
.co-header-bar{display:flex;align-items:center;gap:20px;justify-content:space-between;
  padding-block:16px;flex-wrap:wrap}
.co-header .brand{display:flex;align-items:center;gap:10px;font-family:var(--ff-display);
  font-weight:700;letter-spacing:-.01em;font-size:1.02rem}
.co-header .brand svg{width:26px;height:26px;color:var(--text)}
.co-header .tm{font-size:.5em;vertical-align:super;font-weight:500;color:var(--muted)}
.co-trail{display:flex;align-items:center;gap:8px;margin:0;padding:0;list-style:none;
  font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.co-trail li+li::before{content:"›";margin-right:8px;color:var(--line)}
.co-trail li[aria-current="step"]{color:var(--signal);font-weight:500}
.co-lock{display:inline-flex;align-items:center;gap:7px;font-size:.76rem;color:var(--muted);white-space:nowrap}
.co-lock svg{width:14px;height:14px;color:var(--pass)}
@media (max-width:700px){.co-trail{order:3;width:100%;justify-content:center}}

.co-main{background:var(--bg);min-height:60vh}
.co-wrap{max-width:1080px;padding-block:clamp(26px,4vw,46px)}
.checkout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:clamp(28px,4vw,56px);align-items:start}
@media (max-width:900px){.checkout{grid-template-columns:1fr;gap:26px}}

/* flat steps, hairline separators — no boxes inside boxes */
.co-step{border:0;border-radius:0;background:none;padding:0}
.co-step+.co-step{margin-top:26px;padding-top:26px;border-top:1px solid var(--line)}
.co-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:13px}
.co-step>.co-head h2{font-size:1rem;font-weight:700;letter-spacing:-.01em;margin:0}
/* direct children only — otherwise this also fires between two fields sitting
   side by side in a grid row and knocks one of them down */
.co-step>.field+.field,.co-step>.grid+.field,.co-step>.field+.grid,
.co-step>.grid+.grid,.co-step>.field+p,.co-step>.grid+p{margin-top:12px}
/* a hidden step must not leave its separator behind */
.co-step[hidden]+.co-step{margin-top:0;padding-top:0;border-top:0}
.co-form .checkbox+.checkbox{margin-top:9px}
.co-form>.btn{margin-top:22px}
.co-form>.form-note{margin-top:10px}
.co-back{display:inline-block;margin-top:20px;font-size:.84rem;color:var(--signal)}
.pill-warn{background:rgba(138,93,12,.1);color:var(--warn);border:1px solid rgba(138,93,12,.25)}

.co-secure{margin-top:10px;font-size:.76rem;color:var(--muted)}

/* summary rail */
.co-summary{position:sticky;top:22px}
@media (max-width:900px){.co-summary{position:static;order:-1}}
.co-summary-inner{border:1px solid var(--line);border-radius:var(--radius-l);background:var(--surface);
  padding:20px 18px}
.co-sum-title{font-size:.72rem;font-family:var(--ff-mono);letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted);font-weight:500;margin:0 0 14px}
.co-lines{display:grid;gap:13px}
.co-line{display:flex;align-items:center;gap:12px}
.co-thumb{position:relative;flex-shrink:0;width:52px;height:52px;border:1px solid var(--line);
  border-radius:var(--radius-s);background:#fff;display:grid;place-items:center;padding:4px;
  grid-template:minmax(0,1fr)/minmax(0,1fr)}
.co-thumb img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.co-qty{position:absolute;top:-7px;right:-7px;min-width:19px;height:19px;border-radius:0;
  background:var(--graphite);color:#fff;font-family:var(--ff-mono);font-size:.64rem;
  display:grid;place-items:center;padding:0 5px}
.co-line-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.co-line-name{font-size:.85rem;font-weight:600;line-height:1.3}
.co-line-meta{font-size:.74rem;color:var(--muted)}
.co-line-price{font-family:var(--ff-mono);font-size:.82rem;flex-shrink:0}
.co-empty-line{font-size:.85rem;color:var(--muted)}
.co-totals{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.co-assure{display:grid;gap:9px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line-soft);
  font-size:.76rem;color:var(--muted);list-style:none}
.co-assure li{display:flex;align-items:flex-start;gap:8px}
.co-assure svg{width:14px;height:14px;flex-shrink:0;margin-top:2px;color:var(--signal)}
.co-summary .promo{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}

.co-footer{border-top:1px solid var(--line);background:var(--surface);padding-block:24px;margin-top:40px}
.co-footer .wrap{display:flex;flex-direction:column;gap:11px;align-items:center;text-align:center}
.co-footer-links{display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:center;list-style:none;
  margin:0;padding:0;font-size:.79rem}
.co-footer-links a{color:var(--text-2)}
.co-footer-links a:hover{color:var(--signal)}

/* ----- Photography -------------------------------------------------------- */
.photo-band{margin:0;position:relative}
.photo-band img{width:100%;height:clamp(240px,34vw,420px);object-fit:cover;display:block}
.band-cap{
  display:flex;gap:10px;flex-wrap:wrap;align-items:baseline;
  width:100%;max-width:var(--maxw);margin-inline:auto;padding:11px var(--gutter) 0;
  font-size:.78rem;color:var(--muted);
}
.band-credit{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase}

.photo-figure{margin:0;display:flex;flex-direction:column;gap:11px}
.photo-figure img{width:100%;height:auto;border-radius:var(--radius-l);border:1px solid var(--line);display:block}
.photo-figure figcaption{font-size:.79rem;color:var(--muted);line-height:1.5}
.photo-figure-wide{max-width:920px;margin-inline:auto}
.photo-figure-wide figcaption{max-width:62ch}

/* ----- Wholesale form extras --------------------------------------------- */
.field-note{display:block;margin-top:6px;font-size:.76rem;color:var(--muted);line-height:1.45}
.field .label{display:block;margin-bottom:7px;font-size:.8rem;font-weight:600;color:var(--text-2)}
.checkbox-grid{display:flex;flex-wrap:wrap;gap:8px 18px}
.checkbox-inline{flex:0 0 auto;min-height:32px;align-items:center}
.wrap.narrow{max-width:760px}

/* ----- Exit-intent email capture ----------------------------------------- */
.exit-overlay{
  position:fixed;inset:0;z-index:120;display:none;
  align-items:center;justify-content:center;padding:20px;
  background:rgba(14,16,19,.58);
}
.exit-overlay[data-open="true"]{display:flex}
.exit-card{
  position:relative;width:min(470px,100%);background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--shadow-l);
  padding:clamp(24px,4vw,34px);
}
.exit-card h2{font-size:var(--step-2);letter-spacing:-.02em;line-height:1.15}
.exit-card p{margin-top:12px;font-size:.9rem;color:var(--text-2);line-height:1.6}
.exit-rule{height:4px;width:54px;margin-bottom:16px;background-image:linear-gradient(90deg,var(--spec-1),var(--spec-2))}
.exit-form{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.exit-form .input{flex:1 1 210px;min-width:0}
.exit-form .btn{flex:0 0 auto}
.exit-note{margin-top:14px;font-size:.73rem;color:var(--muted);line-height:1.5}
.exit-close{
  position:absolute;top:10px;right:10px;width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  background:none;border:0;cursor:pointer;color:var(--muted);font-size:1.2rem;line-height:1;
}
.exit-close:hover{color:var(--text)}
.exit-done{margin-top:18px;font-size:.9rem;color:var(--pass);font-weight:600}
@media (max-width:520px){
  .exit-form .btn{width:100%}
}