/* Layout: lab-catalog storefront — split hero with drawn vials, rounded product rail panel, spec-sheet details */
:root{
  --bg:#F5FAFA; --surface:#FFFFFF; --panel:#E3F4F2; --ink:#0E1A2B; --muted:#56637A; --line:#D5DCE8;
  --accent:#81D8D0; --accent-ink:#0E1A2B; --accent-strong:#0B7E76; --mint:#0B7E76; --warn-bg:#FFF4E5; --warn-line:#F2C38B;
  --shadow:0 18px 40px -22px rgba(14,26,43,.35);
  --display:"Archivo","Arial Black",system-ui,sans-serif;
  --body:"Figtree",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0A1517; --surface:#112124; --panel:#14292C; --ink:#E8EEF8; --muted:#9AA8BF; --line:#25344B;
  --accent:#81D8D0; --accent-ink:#0B121D; --accent-strong:#81D8D0; --mint:#81D8D0; --warn-bg:#2A2216; --warn-line:#6B5330;
  --shadow:0 18px 40px -22px rgba(0,0,0,.7); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0A1517; --surface:#112124; --panel:#14292C; --ink:#E8EEF8; --muted:#9AA8BF; --line:#25344B;
  --accent:#81D8D0; --accent-ink:#0B121D; --accent-strong:#81D8D0; --mint:#81D8D0; --warn-bg:#2A2216; --warn-line:#6B5330;
  --shadow:0 18px 40px -22px rgba(0,0,0,.7); color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.6}
a{color:inherit}
.wrap{max-width:1240px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.02}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--mint)}
.btn{display:inline-flex;align-items:center;gap:10px;font:700 14px/1 var(--body);letter-spacing:.06em;text-transform:uppercase;padding:16px 24px;border-radius:10px;border:2px solid transparent;cursor:pointer;text-decoration:none;transition:transform .15s,background .15s}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn:focus-visible,button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--mint);outline-offset:2px}
.link-u{font-weight:700;font-size:14px;letter-spacing:.06em;text-transform:uppercase;text-decoration:underline;text-underline-offset:6px}

/* announcement + header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--ink)}
.announce{background:var(--ink);color:var(--bg);font-size:13px;text-align:center}
.announce .wrap{padding-block:8px}
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:14px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo b{font-family:var(--display);font-weight:900;font-size:22px;letter-spacing:-.02em}
.logo small{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--muted);margin-top:-4px}
.menu{display:flex;gap:28px;list-style:none;margin:0;padding:0}
.menu a{text-decoration:none;font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
.menu a:hover{color:var(--accent-strong)}
.icons{display:flex;gap:6px}
.icon-btn{width:40px;height:40px;border-radius:10px;border:0;background:transparent;color:var(--ink);display:grid;place-items:center;cursor:pointer;position:relative}
.icon-btn:hover{background:var(--panel)}
.badge{position:absolute;top:4px;right:2px;background:var(--accent);color:var(--accent-ink);font-size:10px;font-weight:700;border-radius:99px;min-width:16px;height:16px;display:grid;place-items:center;padding:0 4px}
.burger{display:none}
@media (max-width:900px){.menu{display:none}.burger{display:grid}}

/* hero */
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding-block:56px 40px}
.hero h1{font-size:clamp(44px,7.4vw,96px);font-weight:900;text-transform:uppercase;letter-spacing:-.03em;margin-top:14px}
.hero h1 span{color:var(--accent-strong)}
.checks{list-style:none;padding:0;margin:28px 0 32px;display:grid;gap:10px}
.checks li{display:flex;gap:12px;align-items:center;font-size:17px;color:var(--muted)}
.checks svg{flex:none;color:var(--mint)}
.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:24px}
.hero-art{position:relative;min-width:0}
.hero-art svg{width:100%;height:auto;display:block}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero-art{max-width:520px;margin:0 auto}}

/* trust strip */
.strip{border-block:1px solid var(--line);background:var(--surface)}
.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-block:20px}
.strip div{display:flex;flex-direction:column;gap:2px}
.strip strong{font-family:var(--display);font-size:20px}
.strip span{font-size:13px;color:var(--muted)}
@media (max-width:700px){.strip .wrap{grid-template-columns:repeat(2,1fr)}}

/* products panel */
section{padding-block:64px}
.panel{background:var(--panel);border-radius:28px;padding:48px clamp(18px,4vw,56px)}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.sec-head h2{font-size:clamp(30px,4vw,48px);font-weight:800;letter-spacing:-.02em}
.sec-head p{margin:8px 0 0;color:var(--muted)}
.pill{border:1.5px solid var(--ink);border-radius:99px;padding:10px 20px;font-weight:600;text-decoration:none;font-size:14px}
.rail-wrap{position:relative}
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(240px,1fr);gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;scrollbar-width:thin}
@media (min-width:1100px){.rail{grid-auto-columns:calc((100% - 60px)/4)}}
.card{scroll-snap-align:start;background:var(--surface);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;border:1px solid var(--line)}
.card .art{aspect-ratio:1/1;max-width:100%}
.card .art svg{width:100%;height:100%;display:block}
.card .body{padding:18px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{font-size:20px;font-weight:800}
.spec{font-family:var(--mono);font-size:12px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap}
.card .foot{margin-top:auto;padding-top:12px;display:flex;justify-content:space-between;align-items:center}
.price{font-weight:700;font-variant-numeric:tabular-nums}
.add{border:0;background:var(--ink);color:var(--bg);border-radius:8px;padding:10px 14px;font:700 12px var(--body);letter-spacing:.06em;text-transform:uppercase;cursor:pointer}
.add:hover{background:var(--accent);color:var(--accent-ink)}
.arrow{position:absolute;top:38%;width:44px;height:44px;border-radius:99px;border:1px solid var(--line);background:var(--surface);color:var(--ink);display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow)}
.arrow.l{left:-14px}.arrow.r{right:-14px}
@media (max-width:700px){.arrow{display:none}}

/* quality */
.quality{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.q{padding:28px;border-top:3px solid var(--ink);display:flex;flex-direction:column;gap:10px}
.q .n{font-family:var(--mono);font-size:12px;color:var(--mint);letter-spacing:.12em}
.q h3{font-size:22px;font-weight:800}
.q p{margin:0;color:var(--muted)}
@media (max-width:800px){.quality{grid-template-columns:1fr}}

/* COA sample */
.coa-sec .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.coa-sec h2{font-size:clamp(30px,4vw,48px);font-weight:800;letter-spacing:-.02em;margin:12px 0 16px}
.coa-sec p{color:var(--muted);max-width:52ch}
.coa{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;font-family:var(--mono);font-size:13px;box-shadow:var(--shadow);min-width:0}
.coa .top{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line);padding-bottom:12px;margin-bottom:12px;gap:12px;flex-wrap:wrap}
.coa table{width:100%;border-collapse:collapse}
.coa td{padding:8px 0;border-bottom:1px solid var(--line)}
.coa td:last-child{text-align:right;font-variant-numeric:tabular-nums}
.pass{color:var(--mint);font-weight:700}
.sample-tag{display:inline-block;background:var(--warn-bg);border:1px solid var(--warn-line);border-radius:6px;padding:2px 8px;font-size:11px}
@media (max-width:860px){.coa-sec .wrap{grid-template-columns:1fr}}

/* faq */
.faq{max-width:820px}
details{border-bottom:1px solid var(--line);padding-block:18px}
summary{cursor:pointer;font-weight:700;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::after{content:"+";font-family:var(--mono);color:var(--accent-strong)}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin:10px 0 0}

/* newsletter + footer */
.news{background:var(--ink);color:var(--bg);border-radius:28px;padding:48px clamp(18px,4vw,56px);display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:center}
.news h2{font-size:clamp(28px,3.6vw,42px);font-weight:800}
.news p{opacity:.75;margin:10px 0 0}
.news form{display:flex;gap:10px;flex-wrap:wrap}
.news input{flex:1;min-width:0;padding:15px 16px;border-radius:10px;border:1px solid transparent;font:inherit;background:var(--bg);color:var(--ink)}
.news .msg{flex-basis:100%;font-size:14px;min-height:1.4em;margin:0}
@media (max-width:800px){.news{grid-template-columns:1fr}}
footer{border-top:1px solid var(--line);margin-top:64px}
.fgrid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px;padding-block:48px 24px}
.fgrid h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin:0 0 12px}
.fgrid ul{list-style:none;padding:0;margin:0;display:grid;gap:8px;color:var(--muted);font-size:14px}
.fgrid a{text-decoration:none}.fgrid a:hover{color:var(--accent-strong)}
.disclaimer{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-block:20px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media (max-width:800px){.fgrid{grid-template-columns:1fr 1fr}}

/* gate */
.gate{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:24px max(16px,env(safe-area-inset-left,0px));background:color-mix(in srgb,var(--ink) 55%,transparent);backdrop-filter:blur(8px)}
.gate-box{background:var(--surface);border-radius:22px;max-width:520px;width:100%;padding:36px clamp(20px,5vw,40px);text-align:center;box-shadow:var(--shadow)}
.gate-box h2{font-size:32px;font-weight:800;margin:10px 0 10px}
.gate-box p.lead{color:var(--muted);margin:0 0 20px}
.gate label{display:flex;gap:12px;text-align:left;align-items:flex-start;padding:14px 16px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;cursor:pointer;font-size:15px}
.gate label.warn{background:var(--warn-bg);border-color:var(--warn-line)}
.gate input[type=checkbox]{width:18px;height:18px;margin-top:2px;accent-color:var(--accent);flex:none}
.gate .row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.gate .btn{justify-content:center}
.gate .btn[disabled]{opacity:.4;cursor:not-allowed;transform:none}
.gate .fine{font-size:12px;color:var(--muted);margin:18px 0 0}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:10px;font-size:14px;z-index:60}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0}
img{max-width:100%}

/* ---------- shared additions ---------- */
.draft-bar{background:var(--warn-bg);color:var(--ink);text-align:center;font-size:13px;font-weight:600;padding:8px max(16px,env(safe-area-inset-right,0px)) 8px max(16px,env(safe-area-inset-left,0px));border-bottom:1px solid var(--warn-line)}
.menu a[aria-current="page"]{color:var(--accent-strong)}
.mobile-nav{border-top:1px solid var(--line);background:var(--bg)}
.mobile-nav ul{list-style:none;margin:0;padding-block:8px 16px;display:grid}
.mobile-nav a{display:block;padding:14px 0;border-bottom:1px solid var(--line);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:14px;text-decoration:none}
@media (min-width:901px){.mobile-nav{display:none!important}}

.page-head{padding-block:48px 8px}
.page-head h1{font-size:clamp(38px,6vw,72px);font-weight:900;text-transform:uppercase;letter-spacing:-.03em;margin-top:10px}
.page-head p{color:var(--muted);max-width:60ch;font-size:18px;margin:16px 0 0}
.crumbs{font-size:13px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--accent-strong)}

/* shop */
.shop-tools{display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-bottom:24px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{border:1.5px solid var(--line);background:var(--surface);color:var(--ink);border-radius:99px;padding:8px 16px;font:600 14px var(--body);cursor:pointer}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.search{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:10px;padding:0 12px;background:var(--surface);min-width:0;flex:0 1 300px}
.search input{border:0;background:transparent;color:var(--ink);font:inherit;padding:10px 0;width:100%;min-width:0;outline:none}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.grid .card{scroll-snap-align:none}
.card a.cover{display:block;text-decoration:none}
.card h3 a{text-decoration:none}.card h3 a:hover{color:var(--accent-strong)}
.empty{padding:40px;text-align:center;color:var(--muted);border:1.5px dashed var(--line);border-radius:16px}

/* product */
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;padding-block:24px 64px}
.pdp-art{border-radius:24px;overflow:hidden;aspect-ratio:1/1;max-width:100%}
.pdp-art svg{width:100%;height:100%;display:block}
.pdp h1{font-size:clamp(40px,5vw,64px);font-weight:900;letter-spacing:-.02em;margin:10px 0 8px}
.pdp .price{font-size:24px}
.pdp .lead{color:var(--muted);font-size:17px;max-width:52ch}
.opt-label{font-weight:700;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin:24px 0 10px}
.sizes{display:flex;gap:10px;flex-wrap:wrap}
.qty{display:inline-flex;align-items:center;border:1.5px solid var(--line);border-radius:10px;overflow:hidden}
.qty button{width:44px;height:48px;border:0;background:var(--surface);color:var(--ink);font-size:20px;cursor:pointer}
.qty input{width:52px;height:48px;border:0;text-align:center;font:600 16px var(--body);background:var(--surface);color:var(--ink)}
.buy-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;align-items:center}
.ruo{margin-top:24px;background:var(--warn-bg);border:1px solid var(--warn-line);border-radius:12px;padding:14px 16px;font-size:14px}
.specs{margin-top:28px;border-top:1px solid var(--line)}
.specs div{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}
.specs dt{color:var(--muted)}.specs dd{margin:0;font-family:var(--mono);font-size:13px;text-align:right}
@media (max-width:860px){.pdp{grid-template-columns:1fr;gap:28px}}

/* COA lookup */
.lookup{display:flex;gap:10px;flex-wrap:wrap;max-width:620px;margin-top:24px}
.lookup input{flex:1;min-width:0;padding:15px 16px;border-radius:10px;border:1.5px solid var(--line);font:500 16px var(--mono);background:var(--surface);color:var(--ink)}
.coa-list{display:grid;gap:12px;margin-top:32px}
.coa-row{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr auto;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 20px;font-size:14px}
.coa-row .mono{font-family:var(--mono);font-size:13px}
.coa-row strong{font-family:var(--display);font-size:17px}
.tag{display:inline-block;font-family:var(--mono);font-size:11px;border-radius:6px;padding:3px 8px;background:var(--panel);color:var(--muted)}
@media (max-width:760px){.coa-row{grid-template-columns:1fr 1fr}.coa-row>:last-child{grid-column:1/-1}}

/* about / contact / policy */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media (max-width:860px){.two-col{grid-template-columns:1fr}}
.prose{max-width:68ch}
.prose h2{font-size:28px;font-weight:800;margin:40px 0 12px}
.prose p,.prose li{color:var(--muted)}
.values{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.value{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px}
.value h3{font-size:19px;font-weight:800;margin-bottom:6px}
.value p{margin:0;color:var(--muted);font-size:15px}
@media (max-width:600px){.values{grid-template-columns:1fr}}
.form{display:grid;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px}
.form label{display:grid;gap:6px;font-weight:600;font-size:14px}
.form input,.form select,.form textarea{padding:13px 14px;border-radius:10px;border:1.5px solid var(--line);font:inherit;font-weight:400;background:var(--bg);color:var(--ink);min-width:0}
.form textarea{min-height:130px;resize:vertical}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){.form .row2{grid-template-columns:1fr}}
.contact-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:16px}
.contact-list li{display:grid;gap:2px}
.contact-list span{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
.contact-list strong{font-size:18px}

/* cart drawer */
.drawer-bg{position:fixed;inset:0;background:color-mix(in srgb,var(--ink) 45%,transparent);z-index:40}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(420px,100%);background:var(--surface);z-index:41;display:flex;flex-direction:column;box-shadow:var(--shadow);padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);padding-right:env(safe-area-inset-right,0px)}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line)}
.drawer-head h2{font-size:22px;font-weight:800}
.drawer-items{flex:1;overflow:auto;padding:8px 24px}
.line{display:grid;grid-template-columns:56px 1fr auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.line .thumb{width:56px;height:56px;border-radius:10px;overflow:hidden}
.line .thumb svg{width:100%;height:100%;display:block}
.line small{color:var(--muted);font-family:var(--mono);font-size:12px}
.line .rm{border:0;background:none;color:var(--muted);cursor:pointer;font-size:13px;text-decoration:underline}
.drawer-foot{padding:20px 24px;border-top:1px solid var(--line);display:grid;gap:12px}
.drawer-foot .tot{display:flex;justify-content:space-between;font-weight:700;font-size:17px}
.drawer-foot .btn{justify-content:center}
.drawer-foot p{margin:0;font-size:12px;color:var(--muted)}