:root{--ink:#0d1b2a;--ink2:#1b2b40;--muted:#5b6b7f;--line:#e3e8ef;--bg:#f6f8fb;--card:#fff;--brand:#0fa3a3;--brand2:#0b7f86;--accent:#f5b83d;--ok:#1a8f4c;--err:#c0392b;--r:14px;--shadow:0 1px 2px rgba(13,27,42,.06),0 6px 20px rgba(13,27,42,.06)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;font-size:16px}
a{color:var(--brand2)}img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}
header.site{background:var(--ink);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.15)}
header.site .bar{display:flex;align-items:center;gap:12px;min-height:62px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;letter-spacing:.2px;font-size:19px;white-space:nowrap}
.logo svg{width:34px;height:34px;flex:none}.logo small{display:block;font-weight:500;font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:#8fd9d9;margin-top:-2px}
nav.main{display:none;gap:18px;margin-left:18px}nav.main a{color:#cfe0ee;text-decoration:none;font-weight:600;font-size:15px}nav.main a:hover{color:#fff}
.hdr-right{margin-left:auto;display:flex;align-items:center;gap:8px}
select.cur{background:#132639;color:#fff;border:1px solid #2c4560;border-radius:10px;padding:8px 8px;font-weight:700;font-size:14px}
.cartbtn{position:relative;display:inline-flex;align-items:center;gap:6px;background:var(--brand);color:#fff;text-decoration:none;font-weight:700;border-radius:10px;padding:8px 12px;font-size:14px}
.cartbtn svg{width:18px;height:18px}.cartbtn .n{background:#fff;color:var(--brand2);border-radius:999px;min-width:20px;height:20px;display:inline-grid;place-items:center;font-size:12px;padding:0 5px}
@media(min-width:860px){nav.main{display:flex}}
.hero{background:linear-gradient(135deg,#0d1b2a 0%,#12324a 55%,#0b6e74 100%);color:#fff;padding:44px 0 40px}
.hero h1{font-size:clamp(28px,5vw,46px);line-height:1.12;margin:0 0 12px;letter-spacing:-.5px}
.hero p.lead{font-size:clamp(16px,2.2vw,19px);color:#d6e6f2;max-width:700px;margin:0 0 22px}
.chips{display:flex;flex-wrap:wrap;gap:10px}.chip{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);padding:8px 12px;border-radius:999px;font-size:14px;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:12px 18px;font-weight:700;font-size:15px;cursor:pointer;text-decoration:none;background:var(--brand);color:#fff;transition:background .15s}
.btn:hover{background:var(--brand2)}.btn.ghost{background:transparent;border:1.5px solid var(--line);color:var(--ink)}.btn.ghost:hover{border-color:var(--brand)}
.btn.block{width:100%}.btn[disabled]{opacity:.6;cursor:not-allowed}
.btn.light{background:#fff;color:var(--ink)}.btn.light:hover{background:#e9f5f5}
section{padding:34px 0}h2{font-size:clamp(22px,3.2vw,30px);margin:0 0 6px;letter-spacing:-.3px}.sub{color:var(--muted);margin:0 0 20px}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:0 0 18px}
.toolbar input[type=search]{flex:1 1 240px;border:1.5px solid var(--line);border-radius:12px;padding:11px 14px;font-size:15px;background:#fff}
.filters{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-bottom:18px;scrollbar-width:thin}
.filters button{flex:none;border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:8px 14px;font-weight:600;font-size:14px;cursor:pointer;color:var(--ink2)}
.filters button.on{background:var(--ink);border-color:var(--ink);color:#fff}
.fxnote{font-size:13px;color:var(--muted);margin:-8px 0 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden}
.card .img{background:radial-gradient(circle at 50% 35%,#ffffff 0%,#eef3f8 70%);aspect-ratio:4/3;display:grid;place-items:center;padding:10px}
.card .img img{height:100%;width:auto;object-fit:contain}
.card .body{padding:14px 14px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.card h3{margin:0;font-size:18px;line-height:1.25}.card h3 a{color:var(--ink);text-decoration:none}.card h3 a:hover{color:var(--brand2)}
.card .al{font-size:12.5px;color:var(--muted);margin:0;min-height:18px}
.kit{display:inline-block;background:#e6f6f6;color:var(--brand2);font-weight:700;font-size:12px;border-radius:6px;padding:3px 8px;align-self:flex-start}
.row{display:flex;gap:8px;align-items:center}
label.sm{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}
select.size,input.qty{border:1.5px solid var(--line);border-radius:10px;padding:10px;font-size:15px;background:#fff;width:100%}
input.qty{width:74px;text-align:center}
.price{font-size:24px;font-weight:800;letter-spacing:-.3px}.price small{font-size:13px;font-weight:600;color:var(--muted)}
.card .buy{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.added{color:var(--ok);font-weight:700;font-size:13px;min-height:18px}
.cat-h{margin:26px 0 12px;font-size:20px;border-left:4px solid var(--brand);padding-left:10px}
.notice{background:#fff8e6;border:1px solid #f3dca3;border-radius:12px;padding:14px 16px;font-size:14px;color:#5a4610}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:18px}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.features .panel h3{margin:0 0 6px;font-size:17px}.features .panel p{margin:0;color:var(--muted);font-size:15px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}
.faq summary{font-weight:700;cursor:pointer}.faq p{margin:10px 0 0;color:var(--ink2)}
footer.site{background:var(--ink);color:#b9c8d6;padding:34px 0 26px;margin-top:30px;font-size:14px}
footer.site a{color:#dfeaf3;text-decoration:none}footer.site a:hover{text-decoration:underline}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}
footer.site h4{color:#fff;margin:0 0 8px;font-size:15px}footer.site ul{list-style:none;padding:0;margin:0}footer.site li{margin:5px 0}
.ruo{border-top:1px solid #23384f;margin-top:22px;padding-top:16px;font-size:13px;color:#94a8bb}
/* product page */
.crumbs{font-size:13px;color:var(--muted);margin:18px 0 8px}.crumbs a{color:var(--muted)}
.pgrid{display:grid;gap:22px}@media(min-width:860px){.pgrid{grid-template-columns:1fr 1.1fr}}
.pimg{background:radial-gradient(circle at 50% 35%,#fff 0%,#eaf0f6 75%);border:1px solid var(--line);border-radius:var(--r);display:grid;place-items:center;padding:20px;aspect-ratio:1/1}
.pimg img{max-height:100%;width:auto}
.pinfo h1{font-size:clamp(26px,4vw,36px);margin:6px 0 6px;line-height:1.15}
.aliases{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 12px;padding:0;list-style:none}.aliases li{background:#eef2f7;border-radius:6px;padding:3px 8px;font-size:13px;color:var(--ink2)}
table.t{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:15px}
table.t th,table.t td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left}table.t th{background:#f1f5f9;font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}
table.t td.r,table.t th.r{text-align:right}
.prose{max-width:780px}.prose h2{margin-top:26px;font-size:22px}.prose h3{margin-top:20px;font-size:18px}.prose p,.prose li{color:var(--ink2)}
/* cart/checkout */
.cgrid{display:grid;gap:20px}@media(min-width:900px){.cgrid{grid-template-columns:1.5fr 1fr;align-items:start}}
.line{display:grid;grid-template-columns:64px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.line img{width:64px;height:64px;object-fit:contain;background:#f1f5f9;border-radius:10px}
.line .nm{font-weight:700}.line .meta{font-size:13px;color:var(--muted)}
.line .ctl{display:flex;gap:6px;align-items:center;margin-top:6px}
.line .ctl button{border:1px solid var(--line);background:#fff;border-radius:8px;width:30px;height:30px;font-size:16px;cursor:pointer}
.line .rm{border:0;background:none;color:var(--err);font-size:13px;cursor:pointer;padding:0 0 0 6px}
.sumrow{display:flex;justify-content:space-between;padding:7px 0}.sumrow.tot{font-size:20px;font-weight:800;border-top:1px solid var(--line);margin-top:6px;padding-top:12px}
.empty{text-align:center;padding:40px 10px;color:var(--muted)}
form .f{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}
form label{font-weight:600;font-size:14px}
form input,form textarea,form select{border:1.5px solid var(--line);border-radius:10px;padding:11px 12px;font-size:16px;background:#fff;font-family:inherit;width:100%}
form input:focus,form textarea:focus,select:focus{outline:2px solid #9be0e0;border-color:var(--brand)}
.f2{display:grid;gap:0 12px}@media(min-width:560px){.f2{grid-template-columns:1fr 1fr}}
.chk{display:flex;gap:10px;align-items:flex-start;font-size:14px;margin:10px 0}.chk input{width:20px;height:20px;flex:none;margin-top:2px}
.err{color:var(--err);font-weight:600;font-size:14px;min-height:20px}
.hp{position:absolute;left:-5000px;width:1px;height:1px;overflow:hidden}
.okbox{background:#eaf7ef;border:1px solid #bfe3cc;border-radius:var(--r);padding:20px}
.okbox h1{margin-top:0;color:var(--ok)}
.toast{position:fixed;left:50%;bottom:18px;transform:translateX(-50%) translateY(120px);background:var(--ink);color:#fff;padding:12px 16px;border-radius:12px;font-weight:600;box-shadow:var(--shadow);transition:transform .25s;z-index:80;display:flex;gap:12px;align-items:center}
.toast.show{transform:translateX(-50%) translateY(0)}.toast a{color:#8fe3e3}
/* ================= premium layer ================= */
:root{--ink:#0a1420;--ink2:#1a2a3d;--brand:#14b8b0;--brand2:#0d9488;--accent:#f5b83d;--glow:rgba(20,184,176,.35);--bg:#f4f7fa}
body{font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
h1,h2,h3,.logo,.price,.btn,.cat-h{font-family:"Sora","Inter",system-ui,sans-serif}
header.site{background:rgba(10,20,32,.86);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
nav.main a{position:relative}nav.main a::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--brand);transition:right .25s}nav.main a:hover::after{right:0}
.cartbtn{background:linear-gradient(135deg,#19c7be,#0d9488);box-shadow:0 4px 14px var(--glow)}
.cartbtn .n.bump{animation:bump .4s}@keyframes bump{50%{transform:scale(1.35)}}
.hero{position:relative;overflow:hidden;background:#07111c;padding:72px 0 64px;isolation:isolate}
.hero::before{content:"";position:absolute;inset:-20%;z-index:-2;background:radial-gradient(40% 50% at 18% 30%,rgba(20,184,176,.35),transparent 70%),radial-gradient(35% 45% at 85% 20%,rgba(64,120,255,.28),transparent 70%),radial-gradient(40% 40% at 70% 95%,rgba(245,184,61,.16),transparent 70%);animation:drift 18s ease-in-out infinite alternate}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='97' viewBox='0 0 56 97'%3E%3Cpath d='M28 0l28 16v32L28 64 0 48V16zM28 64v33' fill='none' stroke='%23ffffff' stroke-opacity='.06'/%3E%3C/svg%3E");mask-image:linear-gradient(180deg,#000 30%,transparent 100%);-webkit-mask-image:linear-gradient(180deg,#000 30%,transparent 100%)}
@keyframes drift{to{transform:translate3d(3%,-2%,0) scale(1.06)}}
.hero-grid{display:grid;gap:28px;align-items:center}@media(min-width:900px){.hero-grid{grid-template-columns:1.25fr .75fr}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:#7fe3dc;background:rgba(20,184,176,.12);border:1px solid rgba(20,184,176,.35);border-radius:999px;padding:6px 12px;margin-bottom:16px}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:#2ee6d8;box-shadow:0 0 10px #2ee6d8;animation:pulse 2s infinite}@keyframes pulse{50%{opacity:.35}}
.hero h1{font-weight:800;letter-spacing:-1px}.hero h1 em{font-style:normal;background:linear-gradient(90deg,#3ee8dc,#7aa8ff 60%,#f5c25a);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn{box-shadow:0 6px 18px rgba(13,148,136,.25);transition:transform .15s,box-shadow .2s,background .2s}.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(13,148,136,.32)}
.btn.outline{background:transparent;border:1.5px solid rgba(255,255,255,.3);color:#fff;box-shadow:none}.btn.outline:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn.ghost{box-shadow:none}
.hero-vials{position:relative;height:330px;display:none}@media(min-width:900px){.hero-vials{display:block}}
.hero-vials img{position:absolute;height:280px;width:auto;filter:drop-shadow(0 24px 30px rgba(0,0,0,.45));animation:float 6s ease-in-out infinite}
.hero-vials img:nth-child(1){left:6%;top:40px;transform:rotate(-8deg);animation-delay:-1s}.hero-vials img:nth-child(2){left:34%;top:0;height:320px;z-index:2}.hero-vials img:nth-child(3){right:2%;top:46px;animation-delay:-3s}
@keyframes float{50%{translate:0 -12px}}
.stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:30px}.stats div{color:#9fb3c6;font-size:13px}.stats b{display:block;color:#fff;font:800 24px "Sora",sans-serif}
.trust{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:2}
.trust .wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:0}@media(min-width:900px){.trust .wrap{grid-template-columns:repeat(5,1fr)}}
.trust .t{display:flex;gap:12px;align-items:center;padding:18px 10px}.trust .t+.t{border-left:1px solid var(--line)}
@media(max-width:899px){.trust .t:nth-child(odd){border-left:0}.trust .t{border-top:1px solid var(--line)}}
.ico{width:42px;height:42px;flex:none;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,#e5fbf9,#d6f1ff);color:var(--brand2)}
.ico svg{width:22px;height:22px}.trust b{display:block;font:700 14.5px "Sora",sans-serif}.trust span{font-size:12.5px;color:var(--muted)}
.card{transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,border-color .25s;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(10,20,32,.12);border-color:#bfe9e6}
.card .img{position:relative;overflow:hidden;background:radial-gradient(circle at 50% 30%,#fff 0%,#e8f0f6 75%)}
.card .img::after{content:"";position:absolute;inset:auto 0 0 0;height:40%;background:linear-gradient(0deg,rgba(20,184,176,.08),transparent)}
.card .img img{transition:transform .45s cubic-bezier(.2,.8,.2,1)}.card:hover .img img{transform:scale(1.07) rotate(-2deg)}
.kit{background:linear-gradient(135deg,#e3faf8,#e6f0ff);border:1px solid #c9ece9}
.price .v{background:linear-gradient(90deg,#0a1420,#12324a);-webkit-background-clip:text;background-clip:text;color:transparent}
.filters button{transition:all .2s}.filters button:hover{border-color:var(--brand)}
.filters button.on{background:linear-gradient(135deg,#0a1420,#173450);box-shadow:0 4px 12px rgba(10,20,32,.2)}
.cat-h{border-left:0;padding-left:0;display:flex;align-items:center;gap:10px}.cat-h::before{content:"";width:28px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--brand),#7aa8ff)}
.features .panel{transition:transform .25s,box-shadow .25s}.features .panel:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(10,20,32,.1)}
.features .panel .ico{margin-bottom:12px}
.band{background:linear-gradient(135deg,#07111c,#0f2a3f 60%,#0b5f62);color:#fff;border-radius:22px;padding:30px 26px;display:grid;gap:16px;align-items:center;position:relative;overflow:hidden}
@media(min-width:800px){.band{grid-template-columns:1fr auto}}.band p{color:#c8d9e6;margin:6px 0 0}.band h2{color:#fff}
footer.site{background:#07111c;position:relative}footer.site::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--brand),#7aa8ff,transparent)}
.fico{display:inline-flex;align-items:center;gap:8px}.fico svg{width:16px;height:16px;color:var(--brand)}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.8,.2,1)}.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}
.pimg{background:radial-gradient(circle at 50% 30%,#fff 0%,#e6eef5 75%);position:relative;overflow:hidden}
.pimg img{filter:drop-shadow(0 20px 26px rgba(10,20,32,.18))}
.pinfo .trustmini{display:flex;flex-wrap:wrap;gap:14px;margin:6px 0 0;font-size:13px;color:var(--muted)}.trustmini span{display:inline-flex;gap:6px;align-items:center}.trustmini svg{width:16px;height:16px;color:var(--brand2)}
.card .img{aspect-ratio:auto;height:230px;padding:14px}.card .img img{height:200px;width:auto;max-width:100%}
.price small{display:block;margin-top:2px}
@media(max-width:520px){.logo small{display:none}.logo{font-size:17px}.logo svg{width:30px;height:30px}header.site .bar{gap:8px}select.cur{padding:7px 4px}.cartbtn{padding:8px 10px}}
footer.site li.fico{display:flex}
.promo{display:flex;justify-content:center;align-items:center;gap:8px;background:linear-gradient(90deg,#0d9488,#14b8b0 50%,#3b82c4);color:#fff;font-size:13px;padding:6px 12px;text-align:center}
.promo svg{width:16px;height:16px;flex:none}.promo .pm-x{display:none;opacity:.9}@media(min-width:700px){.promo .pm-x{display:inline}}
.shipnote{background:#effaf9;border:1px dashed #9fdcd6;border-radius:10px;padding:9px 12px;font-size:13.5px;color:#0b5f5a;margin:8px 0 2px}
.shipnote.ok{background:#eaf7ef;border-color:#bfe3cc;color:var(--ok)}
.shipbar{height:6px;background:#dbeeed;border-radius:6px;margin-top:6px;overflow:hidden}.shipbar i{display:block;height:100%;background:linear-gradient(90deg,#14b8b0,#3b82c4);border-radius:6px}
.free{color:var(--ok);font-weight:700}
/* real product photography (square 800x800, light studio background) */
picture{display:block}
.card .img.photo{padding:0;height:auto;aspect-ratio:1/1;background:#f2f2f2}
.card .img.photo picture,.card .img.photo img{width:100%;height:100%}
.card .img.photo img{object-fit:cover}
.card:hover .img.photo img{transform:scale(1.05)}
.pimg.photo{padding:0;background:#f2f2f2}
.pimg.photo picture,.pimg.photo img{width:100%;height:100%;max-height:none;object-fit:cover;filter:none}
.hero-vials picture{position:absolute}
.hero-vials picture img{position:static;height:230px;width:230px;border-radius:24px;object-fit:cover;box-shadow:0 30px 60px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.08);filter:none;animation:float 6s ease-in-out infinite}
.hero-vials picture:nth-child(1){left:0;top:70px;transform:rotate(-6deg)}.hero-vials picture:nth-child(1) img{animation-delay:-1s}
.hero-vials picture:nth-child(2){left:28%;top:0;z-index:2}.hero-vials picture:nth-child(2) img{height:270px;width:270px}
.hero-vials picture:nth-child(3){right:0;top:84px;transform:rotate(6deg)}.hero-vials picture:nth-child(3) img{animation-delay:-3s}
.line img{object-fit:cover}