:root{
  --navy:#353535;
  --navy-2:#2b2b2b;
  --navy-ink:#262626;
  --accent:#3c6e71;
  --accent-soft:#e9f1f1;
  --grey-50:#f7f7f6;
  --grey-100:#eeeeec;
  --grey-200:#e3e3e1;
  --grey-300:#d0d0ce;
  --grey-500:#6c6c6a;
  --grey-700:#3f3f3e;
  --white:#ffffff;
  --green:#3c6e71;
  --radius:12px;
  --shadow-sm:0 1px 2px rgba(43,43,43,.06),0 1px 3px rgba(43,43,43,.08);
  --shadow-md:0 4px 14px rgba(43,43,43,.10);
  --shadow-lg:0 12px 34px rgba(43,43,43,.16);
  --maxw:1160px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--navy-ink);
  background:var(--white);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.mono{font-variant-numeric:tabular-nums}

/* ---------- Top announcement ---------- */
.topbar{
  background:var(--navy-ink);
  color:#cfcfcd;
  font-size:13px;
  letter-spacing:.02em;
  text-align:center;
  padding:8px 16px;
}
.topbar strong{color:#fff}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--grey-200);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;letter-spacing:-.01em;font-size:18px;color:var(--navy)}
.brand .mark{
  width:34px;height:34px;border-radius:8px;flex:none;
  background:linear-gradient(150deg,var(--navy),var(--accent));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;
  box-shadow:var(--shadow-sm);
}
.brand small{display:block;font-weight:500;font-size:11px;color:var(--grey-500);letter-spacing:.04em;text-transform:uppercase}
.header-search{margin-left:auto;position:relative;flex:1;max-width:360px}
.header-search input{
  width:100%;height:40px;border:1px solid var(--grey-300);border-radius:999px;
  padding:0 16px 0 40px;font-size:14px;font-family:inherit;background:var(--grey-50);
  transition:border-color .15s,box-shadow .15s;
}
.header-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);background:#fff}
.header-search svg{position:absolute;left:14px;top:11px;color:var(--grey-500)}
.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto}
.pill{font-size:12.5px;color:var(--grey-700);border:1px solid var(--grey-200);padding:7px 12px;border-radius:999px;white-space:nowrap}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:inherit;font-weight:600;font-size:15px;line-height:1;cursor:pointer;
  border:1px solid transparent;border-radius:999px;padding:12px 22px;
  transition:transform .14s ease,background .15s,box-shadow .18s,border-color .15s,opacity .18s;
}
.btn:hover{transform:translateY(-1px);opacity:.9;box-shadow:var(--shadow-md)}
.btn:active{transform:translateY(1px);opacity:1}
.btn-primary{background:var(--navy);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--navy-2)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#345f62}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--grey-300)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-light{background:#fff;color:var(--navy-ink);box-shadow:var(--shadow-sm)}
.btn-light:hover{background:#eeeeec}
.btn-block{width:100%}
.btn-lg{padding:15px 24px;font-size:16px}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(900px 460px at 86% 2%,rgba(60,110,113,.2),transparent 60%),
    linear-gradient(95deg,rgba(24,24,24,.97) 0%,rgba(38,38,38,.93) 34%,rgba(40,40,40,.82) 60%,rgba(43,43,43,.6) 100%),
    linear-gradient(180deg,rgba(24,24,24,.34) 0%,transparent 26%,rgba(24,24,24,.46) 100%),
    url("hero.jpg") center/cover no-repeat,
    var(--navy-ink);
  color:#fff;position:relative;overflow:hidden;
}
.hero:after{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:22px 22px;pointer-events:none;
}
.hero-inner{position:relative;z-index:1;padding:clamp(2.5rem,5vw,4rem) clamp(16px,4vw,24px) clamp(3rem,6vw,4.5rem);max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,4vw,40px);align-items:center}
.hero h1{font-size:clamp(1.7rem,1rem + 3.4vw,2.75rem);line-height:1.08;margin:0 0 clamp(12px,1.6vw,16px);letter-spacing:-.02em;font-weight:800}
.hero p{font-size:clamp(1rem,.93rem + .4vw,1.125rem);color:#d3d3d1;margin:0 0 26px;max-width:520px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-trust{display:flex;gap:8px;margin:0 0 clamp(16px,2.5vw,22px);flex-wrap:wrap}
.hero-trust div{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:7px 13px;font-size:11.5px;color:#c6c6c4;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.hero-trust div svg{color:#8fc5c7;flex:none}
.hero-trust b{display:inline;font-size:12.5px;color:#fff;font-weight:700;letter-spacing:-.01em;margin-right:1px}
.hero-card{
  background:rgba(24,24,24,.5);border:1px solid rgba(255,255,255,.16);
  border-radius:18px;padding:26px;-webkit-backdrop-filter:blur(16px) saturate(140%);backdrop-filter:blur(16px) saturate(140%);box-shadow:var(--shadow-lg);
}
.hero-card h3{margin:0 0 6px;font-size:15px;color:#fff}
.hero-card p{font-size:13.5px;color:#c3c3c1;margin:0 0 18px}
.tier-row{display:flex;align-items:center;justify-content:space-between;padding:13px 15px;border-radius:10px;background:rgba(255,255,255,.06);margin-bottom:10px;border:1px solid rgba(255,255,255,.08)}
.tier-row:last-child{margin-bottom:0}
.tier-row .q{font-weight:600;font-size:14px}
.tier-row .q span{display:block;font-weight:400;font-size:12px;color:#c0c0be}
.tier-row .save{font-weight:800;font-size:16px;color:#8fc5c7;background:rgba(60,110,113,.18);padding:5px 11px;border-radius:999px}

/* ---------- Trust strip ---------- */
.trust-strip{border-bottom:1px solid var(--grey-200);background:var(--grey-50)}
.trust-strip .wrap{display:flex;gap:36px;flex-wrap:wrap;justify-content:center;padding:18px 24px}
.trust-item{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--grey-700);font-weight:500}
.trust-item svg{color:var(--green);flex:none}

/* ---------- Catalog ---------- */
.section{padding-block:clamp(3.5rem,9vw,4.5rem) clamp(2.5rem,6vw,4rem)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.section-head h2{font-size:clamp(1.4rem,1.05rem + 1.3vw,1.6875rem);margin:0;letter-spacing:-.02em}
.section-head p{margin:6px 0 0;color:var(--grey-500);font-size:15px}
.result-count{color:var(--grey-500);font-size:14px}

.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.chip{
  font-family:inherit;font-size:13.5px;font-weight:500;cursor:pointer;
  border:1px solid var(--grey-300);background:#fff;color:var(--grey-700);
  padding:8px 15px;border-radius:999px;transition:all .12s;white-space:nowrap;
}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chip.active{background:var(--navy);border-color:var(--navy);color:#fff}

.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--grey-200);
  border-radius:var(--radius);overflow:hidden;transition:transform .12s,box-shadow .12s,border-color .12s;
  cursor:pointer;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--grey-300)}
.card-img{
  aspect-ratio:4/3;background:url("product.jpg") center/cover no-repeat, var(--navy);
  color:#fff;display:grid;place-items:center;text-align:center;padding:20px;position:relative;
}
.card-img:before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(38,38,38,0) 45%,rgba(38,38,38,.16) 100%);
}
.card-hover{
  position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:20px;
  background:linear-gradient(160deg,rgba(43,43,43,.32),rgba(58,58,58,.26));
  opacity:0;transition:opacity .25s ease;
}
.card:hover .card-hover{opacity:1}
.card-hover span{
  display:inline-block;max-width:calc(100% - 28px);
  color:#fff;font-weight:700;font-size:16px;line-height:1.25;letter-spacing:-.01em;
  padding:10px 22px;border-radius:999px;
  background:rgba(38,38,38,.55);border:1px solid rgba(255,255,255,.34);backdrop-filter:blur(4px);
  opacity:0;transform:translateY(52px);
  transition:opacity .2s ease,transform .28s cubic-bezier(.2,.8,.2,1);
}
.card:hover .card-hover span{opacity:1;transform:translateY(0)}
.card-cat{position:absolute;top:10px;left:10px;font-size:10.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);padding:4px 9px;border-radius:999px;z-index:1}
.card-body{padding:15px 16px 17px;display:flex;flex-direction:column;flex:1}
.card-name{font-weight:650;font-size:15.5px;margin:0 0 3px;letter-spacing:-.01em}
.card-spec{display:flex;align-items:center;gap:6px;color:var(--grey-500);font-size:13px;margin:0 0 14px}
.card-spec svg{flex:none;color:var(--accent);opacity:.7}
.card-foot{margin-top:auto;display:flex;align-items:flex-end;justify-content:space-between}
.card-price{font-size:13px;color:var(--grey-500)}
.card-price b{display:block;font-size:19px;color:var(--navy-ink);font-weight:750;letter-spacing:-.01em}
.card-cta{font-size:13px;font-weight:600;color:var(--accent);display:flex;align-items:center;gap:4px}
.card:hover .card-cta{gap:7px}

.empty{text-align:center;padding:60px 20px;color:var(--grey-500)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-ink);color:#c0c0be;margin-top:40px}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding:48px 24px 30px;max-width:var(--maxw);margin:0 auto}
.footer-inner h4{color:#fff;font-size:14px;margin:0 0 14px;letter-spacing:.02em}
.footer-inner a,.footer-inner p{font-size:13.5px;color:#c0c0be;display:block;margin-bottom:9px;line-height:1.5}
.footer-inner a:hover{color:#fff}
.footer-brand .brand{color:#fff}
.footer-brand .brand small{color:#a0a09e}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);font-size:12.5px;color:#9a9a98;padding:16px 24px;text-align:center;line-height:1.6}
.footer-bottom .ruo{color:#d3d3d1}

/* ---------- Product page ---------- */
.breadcrumb{font-size:13.5px;color:var(--grey-500);padding:22px 0 0}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{margin:0 8px;color:var(--grey-300)}
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:48px;padding:26px 0 20px;align-items:start}
.pdp-media{position:sticky;top:92px}
.pdp-img{
  aspect-ratio:1/1;border-radius:16px;background:url("product.jpg") center/cover no-repeat, var(--navy);
  color:#fff;display:grid;place-items:center;text-align:center;padding:36px;position:relative;box-shadow:var(--shadow-md);overflow:hidden;
}
.pdp-img:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(38,38,38,.14) 0%,rgba(38,38,38,.5) 100%)}
.pdp-img .img-title{position:relative;max-width:calc(100% - 40px);font-weight:750;font-size:clamp(1.15rem,.85rem + 1.3vw,1.5rem);line-height:1.22;letter-spacing:-.01em;color:#fff;background:rgba(38,38,38,.5);border:1px solid rgba(255,255,255,.34);backdrop-filter:blur(4px);padding:12px 24px;border-radius:999px}
.pdp-img .img-badge{position:absolute;left:16px;bottom:16px;margin:0;font-size:12px;font-weight:600;color:#fff;background:rgba(38,38,38,.55);border:1px solid rgba(255,255,255,.26);backdrop-filter:blur(3px);padding:7px 13px;border-radius:999px;letter-spacing:.01em}
.media-note{text-align:center;font-size:12px;color:var(--grey-500);margin-top:12px}

.pdp-cat{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:5px 11px;border-radius:999px;margin-bottom:12px}
.pdp h1{font-size:clamp(1.55rem,1.15rem + 1.9vw,2rem);margin:0 0 8px;letter-spacing:-.02em}
.pdp .sku-line{color:var(--grey-500);font-size:14px;margin:0 0 20px}
.pdp .lead{color:var(--grey-700);font-size:15px;margin:0 0 22px;line-height:1.6}

.field{margin-bottom:20px}
.field label{display:block;font-weight:600;font-size:13.5px;margin-bottom:9px;color:var(--navy-ink)}
.variant-list{display:flex;flex-direction:column;gap:8px}
.variant{
  display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;
  border:1.5px solid var(--grey-200);border-radius:10px;padding:12px 15px;transition:all .12s;background:#fff;
}
.variant:hover{border-color:var(--grey-300)}
.variant.sel{border-color:var(--accent);background:var(--accent-soft)}
.variant .v-spec{font-weight:600;font-size:14.5px}
.variant .v-sku{font-size:12px;color:var(--grey-500);font-weight:400;margin-left:8px}
.variant .v-price{font-weight:750;font-size:16px;letter-spacing:-.01em}

.qty-row{display:flex;align-items:stretch;gap:14px}
.stepper{display:flex;align-items:center;border:1.5px solid var(--grey-300);border-radius:10px;overflow:hidden}
.stepper button{width:46px;border:none;background:#fff;font-size:20px;cursor:pointer;color:var(--navy);font-family:inherit}
.stepper button:hover{background:var(--grey-100)}
.stepper input{width:64px;border:none;text-align:center;font-size:16px;font-weight:600;font-family:inherit;color:var(--navy-ink)}
.stepper input:focus{outline:none}
.qty-hint{font-size:12.5px;color:var(--grey-500);align-self:center}
.qty-hint b{color:var(--green)}

/* bulk tiers */
.bulk-box{border:1px solid var(--grey-200);border-radius:12px;overflow:hidden;margin-bottom:22px}
.bulk-box .bh{background:var(--grey-50);padding:11px 16px;font-size:12.5px;font-weight:600;color:var(--navy-ink);border-bottom:1px solid var(--grey-200);display:flex;align-items:center;gap:8px}
.bulk-tiers{display:grid;grid-template-columns:repeat(3,1fr)}
.bt{padding:14px 16px;text-align:center;border-right:1px solid var(--grey-100);position:relative;transition:background .15s}
.bt:last-child{border-right:none}
.bt.on{background:var(--accent-soft)}
.bt .t-qty{font-size:12.5px;color:var(--grey-500);margin-bottom:3px}
.bt .t-off{font-size:18px;font-weight:800;color:var(--navy)}
.bt.on .t-off{color:var(--accent)}
.bt .t-tag{display:none;position:absolute;top:6px;right:8px;font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--green)}
.bt.on .t-tag{display:block}

/* price summary */
.summary{border:1px solid var(--grey-200);border-radius:12px;padding:18px 20px;background:var(--grey-50);margin-bottom:18px}
.sum-row{display:flex;justify-content:space-between;font-size:14px;color:var(--grey-700);margin-bottom:9px}
.sum-row.discount{color:var(--green);font-weight:600}
.sum-row.total{margin-bottom:0;padding-top:12px;border-top:1px dashed var(--grey-300);font-size:20px;font-weight:800;color:var(--navy-ink)}
.sum-row.total .mono{letter-spacing:-.01em}
.per-kit{font-size:12.5px;color:var(--grey-500);text-align:right;margin-top:6px}

.buy-row{display:flex;gap:12px}
.buy-row .btn{flex:1}
.btn:disabled,.btn.disabled{opacity:.55;cursor:not-allowed;box-shadow:none}
.btn-accent:disabled:hover{background:var(--accent)}

/* $500 minimum order */
.min-order{margin-bottom:18px}
.min-bar{height:8px;border-radius:999px;background:var(--grey-200);overflow:hidden;margin-bottom:10px}
.min-bar span{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--navy));transition:width .3s ease}
.min-bar span.ok{background:var(--green)}
.min-msg{display:flex;align-items:center;gap:8px;font-size:13.5px;font-weight:500}
.min-msg.warn{color:var(--grey-700)}
.min-msg.warn b{color:var(--accent)}
.min-msg.ok{color:var(--green)}
.min-msg svg{flex:none}

.assurance{display:flex;flex-direction:column;gap:11px;margin-top:26px;padding-top:22px;border-top:1px solid var(--grey-200)}
.assurance div{display:flex;gap:11px;font-size:13.5px;color:var(--grey-700)}
.assurance svg{color:var(--accent);flex:none;margin-top:1px}

/* details / composition */
.detail-block{margin-top:40px;border-top:1px solid var(--grey-200);padding-top:30px}
.detail-block h3{font-size:17px;margin:0 0 14px}
.comp-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px}
.comp-list li{font-size:14px;color:var(--grey-700);padding:8px 0;border-bottom:1px solid var(--grey-100);display:flex;justify-content:space-between;gap:12px}
.spec-table{width:100%;border-collapse:collapse;font-size:14px}
.spec-table th{text-align:left;color:var(--grey-500);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em;padding:0 12px 8px 0;border-bottom:1px solid var(--grey-200)}
.spec-table td{padding:11px 12px 11px 0;border-bottom:1px solid var(--grey-100);color:var(--grey-700)}
.spec-table td:last-child{text-align:right;font-weight:700;color:var(--navy-ink)}

.related{margin-top:20px}

/* toast */
.toast{
  position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);
  background:var(--navy-ink);color:#fff;padding:15px 22px;border-radius:12px;box-shadow:var(--shadow-lg);
  display:flex;align-items:center;gap:13px;font-size:14.5px;z-index:100;opacity:0;pointer-events:none;transition:all .28s cubic-bezier(.2,.8,.2,1);max-width:90vw;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast .tick{width:24px;height:24px;border-radius:50%;background:var(--green);display:grid;place-items:center;flex:none}
.toast b{font-weight:700}
.toast small{display:block;color:#c3c3c1;font-size:12.5px;font-weight:400}

/* ---------- Responsive ---------- */
@media(max-width:1000px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .hero-inner{grid-template-columns:1fr;gap:30px}
  .hero-card{max-width:440px}
  .pdp{grid-template-columns:1fr;gap:30px}
  .pdp-media{position:static}
  .pdp-img{aspect-ratio:16/10}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .comp-list{grid-template-columns:1fr}
}
@media(max-width:460px){
  .grid{grid-template-columns:1fr 1fr;gap:12px}
  .hero-trust{gap:18px}
  .buy-row{flex-direction:column}
  .bulk-tiers{grid-template-columns:1fr}
  .bt{border-right:none;border-bottom:1px solid var(--grey-100)}
}

/* ============================================================
   CART / CHECKOUT / CONFIRMATION
   ============================================================ */

/* header cart button + badge */
.cart-link{position:relative;display:grid;place-items:center;width:42px;height:42px;border-radius:999px;color:var(--navy);border:1px solid var(--grey-200);background:#fff;transition:all .12s;flex:none}
.cart-link:hover{border-color:var(--accent);color:var(--accent)}
.cart-badge{position:absolute;top:-5px;right:-5px;min-width:19px;height:19px;padding:0 5px;border-radius:999px;background:var(--green);color:#fff;font-size:11px;font-weight:700;display:grid;place-items:center;line-height:1;border:2px solid #fff}
.cart-badge[hidden]{display:none}

/* product-page order minimum note */
.order-note{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--grey-700);background:var(--grey-50);border:1px solid var(--grey-200);border-radius:12px;padding:12px 14px;margin:14px 0 0;line-height:1.5}
.order-note svg{flex:none;margin-top:1px;color:var(--accent)}
.order-note strong{color:var(--navy-ink)}

/* toast action link */
.toast-link{color:#8fc5c7;font-weight:700;font-size:13.5px;text-decoration:none;white-space:nowrap;margin-left:4px}
.toast-link:hover{text-decoration:underline}
.toast-link[hidden]{display:none}

/* generic inner page */
.page{padding-block:30px 60px}
.page-head{margin-bottom:22px}
.page-head h1{font-size:clamp(1.5rem,1.15rem + 1.6vw,1.875rem);margin:0;letter-spacing:-.02em}

/* cart layout */
.cart-grid{display:grid;grid-template-columns:1fr 350px;gap:32px;align-items:start}
.cart-lines{min-width:0}
.cart-lines-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:12px;border-bottom:1px solid var(--grey-200);margin-bottom:4px;font-size:13.5px;color:var(--grey-500);font-weight:500}
.link-btn{background:none;border:none;font-family:inherit;font-size:13px;color:var(--grey-500);cursor:pointer;text-decoration:underline}
.link-btn:hover{color:var(--accent)}

.cart-line{display:grid;grid-template-columns:84px 1fr auto auto;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--grey-100)}
.line-thumb{width:84px;height:84px;border-radius:10px;background:url("product.jpg") center/cover no-repeat, var(--navy);overflow:hidden}
.line-thumb span{display:none}
.line-info{min-width:0}
.line-name{font-weight:650;font-size:15.5px;display:block;letter-spacing:-.01em}
.line-name:hover{color:var(--accent)}
.line-meta{font-size:12.5px;color:var(--grey-500);margin:3px 0}
.line-unit{font-size:12.5px;color:var(--grey-700)}
.line-remove{background:none;border:none;padding:0;font-family:inherit;font-size:12.5px;color:var(--grey-500);cursor:pointer;text-decoration:underline;margin-top:6px;display:block}
.line-remove:hover{color:#c0392b}
.line-qty .stepper{border-radius:999px}
.line-total{font-weight:750;font-size:16px;text-align:right;min-width:78px;letter-spacing:-.01em}
.continue{display:inline-block;margin-top:22px;font-size:14px;color:var(--accent);font-weight:600}
.continue:hover{text-decoration:underline}

/* summary card (cart + checkout) */
.cart-summary,.checkout-summary{position:sticky;top:92px;background:var(--grey-50);border:1px solid var(--grey-200);border-radius:16px;padding:22px}
.cart-summary h3,.checkout-summary h3{margin:0 0 16px;font-size:17px}
.cart-summary .min-order{margin:16px 0}
.summary-note{font-size:12px;color:var(--grey-500);margin:14px 0 0;line-height:1.5}

/* empty state */
.cart-empty{text-align:center;padding:70px 20px;max-width:430px;margin:0 auto}
.cart-empty-ic{width:72px;height:72px;border-radius:50%;background:var(--grey-100);color:var(--grey-500);display:grid;place-items:center;margin:0 auto 20px}
.cart-empty h2{font-size:24px;margin:0 0 10px;letter-spacing:-.02em}
.cart-empty p{color:var(--grey-500);margin:0 0 24px}

/* checkout form */
.checkout-grid{display:grid;grid-template-columns:1fr 360px;gap:32px;align-items:start}
.checkout-form{min-width:0}
.form-section{margin-bottom:26px;padding-bottom:22px;border-bottom:1px solid var(--grey-100)}
.form-section h3{font-size:16px;margin:0 0 16px}
.field-row{display:grid;grid-template-columns:2fr 1fr 1fr;gap:12px}
.checkout-form .field{margin-bottom:14px}
.checkout-form label{font-size:13px;font-weight:600;color:var(--navy-ink);display:block;margin-bottom:6px}
.req{color:var(--accent)}
.checkout-form input{width:100%;height:44px;border:1.5px solid var(--grey-300);border-radius:10px;padding:0 14px;font-size:14.5px;font-family:inherit;background:#fff;transition:border-color .15s,box-shadow .15s}
.checkout-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.checkout-form input.invalid{border-color:#d9534f;box-shadow:0 0 0 3px rgba(217,83,79,.12)}

.pay-list{display:flex;flex-direction:column;gap:10px}
.pay-opt{display:flex;align-items:center;gap:12px;border:1.5px solid var(--grey-200);border-radius:12px;padding:14px 16px;cursor:pointer;transition:all .12s}
.pay-opt:hover{border-color:var(--grey-300)}
.pay-opt:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.pay-opt input{width:18px;height:18px;accent-color:var(--accent);flex:none;cursor:pointer}
.pay-main b{font-size:14.5px;display:block}
.pay-main small{font-size:12.5px;color:var(--grey-500)}
.pay-disclaimer{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--grey-700);background:var(--grey-50);border:1px solid var(--grey-200);border-radius:12px;padding:12px 14px;margin:16px 0 0;line-height:1.5}
.pay-disclaimer svg{flex:none;margin-top:1px;color:var(--accent)}
#place-order{margin-top:6px}

/* condensed order items (checkout + confirmation) */
.co-items{margin-bottom:14px;border-bottom:1px solid var(--grey-200);padding-bottom:8px}
.co-item{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:8px 0}
.co-thumb{width:44px;height:44px;border-radius:8px;background:url("product.jpg") center/cover no-repeat, var(--navy);overflow:hidden}
.co-thumb span{display:none}
.co-item-info{min-width:0}
.co-item-info b{font-size:13.5px;display:block;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.co-item-info small{font-size:12px;color:var(--grey-500)}
.co-item-price{font-weight:700;font-size:13.5px}

/* confirmation */
.confirm{max-width:560px;margin:20px auto 0;text-align:center}
.confirm-badge{width:64px;height:64px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;margin:0 auto 20px;box-shadow:0 8px 24px rgba(60,110,113,.35)}
.confirm h1{font-size:clamp(1.5rem,1.15rem + 1.6vw,1.875rem);margin:0 0 8px;letter-spacing:-.02em}
.confirm-sub{color:var(--grey-700);font-size:15.5px;margin:0 0 26px}
.confirm-card{background:#fff;border:1px solid var(--grey-200);border-radius:16px;padding:22px;text-align:left;box-shadow:var(--shadow-sm);margin-bottom:26px}
.confirm-next{display:flex;gap:12px;align-items:flex-start;background:var(--accent-soft);border-radius:12px;padding:14px 16px;margin-bottom:18px}
.confirm-next svg{flex:none;margin-top:1px;color:var(--accent)}
.confirm-next b{display:block;font-size:14px;margin-bottom:3px}
.confirm-next span{font-size:13px;color:var(--grey-700);line-height:1.5}

/* cart/checkout responsive */
@media(max-width:860px){
  .cart-grid,.checkout-grid{grid-template-columns:1fr}
  .cart-summary,.checkout-summary{position:static}
}
@media(max-width:520px){
  .cart-line{grid-template-columns:64px 1fr auto;grid-template-areas:"thumb info total" "thumb qty total";column-gap:14px;row-gap:10px}
  .line-thumb{grid-area:thumb;width:64px;height:64px;align-self:start}
  .line-info{grid-area:info}
  .line-qty{grid-area:qty}
  .line-total{grid-area:total;align-self:center}
  .field-row{grid-template-columns:1fr 1fr}
  .field-row .field:first-child{grid-column:1 / -1}
}

/* ============================================================
   MOBILE-FIRST REFINEMENTS
   ============================================================ */
@media(max-width:768px){
  .header-inner{height:60px}
  .brand{font-size:16px}
  .brand .mark{width:32px;height:32px;font-size:14px}
  .pill{display:none}
  /* hero: hide the pricing card, uniform dark overlay for full-width text */
  .hero-card{display:none}
  .hero{background:linear-gradient(180deg,rgba(24,24,24,.9),rgba(38,38,38,.82)),url("hero.jpg") center/cover no-repeat,var(--navy-ink)}
}
@media(max-width:600px){
  .wrap{padding-inline:16px}
  .topbar{font-size:12px;padding:7px 14px}
  .hide-sm{display:none}
  /* filter chips: one edge-to-edge scrolling row */
  .filters{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 -16px 22px;padding:0 16px 4px}
  .filters::-webkit-scrollbar{display:none}
  .chip{flex:0 0 auto}
  .trust-strip .wrap{gap:12px 18px;padding:12px 16px}
  .trust-item{font-size:12.5px}
  .hero-cta{width:100%}
  .hero-cta .btn{flex:1;justify-content:center}
  /* 16px form inputs avoid iOS focus-zoom */
  .checkout-form input{font-size:16px}
}
@media(max-width:520px){
  .card-body{padding:13px 13px 15px}
  .card-name{font-size:14.5px}
}

/* ============================================================
   CATALOG TOOLBAR + LIST VIEW
   ============================================================ */
.catalog-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.catalog-head h2{font-size:clamp(1.4rem,1.05rem + 1.3vw,1.6875rem);margin:0;letter-spacing:-.02em;display:flex;align-items:center;gap:9px}
.catalog-head h2 svg{color:var(--accent)}
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:24px}
.search-field{position:relative;flex:1;min-width:0}
.search-field input{width:100%;height:46px;border:1px solid var(--grey-300);border-radius:12px;padding:0 16px 0 42px;font-size:15px;font-family:inherit;background:#fff;color:var(--navy-ink);transition:border-color .15s,box-shadow .15s}
.search-field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.search-field>svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--grey-500);pointer-events:none}
.toolbar-controls{display:flex;gap:10px;align-items:center;flex:none}
.select-wrap{position:relative}
.select-wrap select{appearance:none;-webkit-appearance:none;height:46px;border:1px solid var(--grey-300);border-radius:12px;padding:0 40px 0 16px;font-size:14px;font-weight:500;font-family:inherit;background:#fff;color:var(--navy-ink);cursor:pointer;transition:border-color .15s,box-shadow .15s}
.select-wrap select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.select-caret{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--grey-500);pointer-events:none}
.view-toggle{display:flex;border:1px solid var(--grey-300);border-radius:12px;overflow:hidden;height:46px;flex:none}
.view-toggle button{width:44px;border:none;border-left:1px solid var(--grey-200);background:#fff;color:var(--grey-500);cursor:pointer;display:grid;place-items:center;transition:background .12s,color .12s}
.view-toggle button:first-child{border-left:none}
.view-toggle button:hover{color:var(--navy)}
.view-toggle button.active{background:var(--accent-soft);color:var(--accent)}

/* list view */
.grid.is-list{grid-template-columns:1fr;gap:10px}
.grid.is-list .card{flex-direction:row;align-items:stretch}
.grid.is-list .card-img{width:clamp(88px,22vw,116px);flex:none;aspect-ratio:1/1}
.grid.is-list .card-hover{display:none}
.grid.is-list .card-body{flex-direction:row;align-items:center;gap:16px;padding:12px 18px}
.grid.is-list .card-main{flex:1;min-width:0}
.grid.is-list .card-name{margin:0}
.grid.is-list .card-spec{margin:4px 0 0}
.grid.is-list .card-foot{flex:none;flex-direction:column;align-items:flex-end;justify-content:center;gap:0;text-align:right;margin:0}
.grid.is-list .card-cta{display:none}

@media(max-width:600px){
  .toolbar{flex-wrap:wrap}
  .search-field{flex:1 1 100%;order:1}
  .toolbar-controls{order:2;width:100%}
  .select-wrap{flex:1}
  .select-wrap select{width:100%}
  .grid.is-list .card-cta{display:none}
  .grid.is-list .card-body{gap:12px;padding:11px 14px}
}

/* ============================================================
   CART DRAWER (slide-in mini cart)
   ============================================================ */
body.drawer-open{overflow:hidden}
.drawer-backdrop{position:fixed;inset:0;background:rgba(38,38,38,.5);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s;z-index:190;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}
.drawer-backdrop.open{opacity:1;visibility:visible}
.cart-drawer{position:fixed;top:0;right:0;height:100%;height:100dvh;width:min(420px,100%);background:#fff;box-shadow:-18px 0 44px rgba(38,38,38,.24);transform:translateX(100%);transition:transform .34s cubic-bezier(.32,.72,0,1);z-index:200;display:flex;flex-direction:column}
.cart-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--grey-200);flex:none}
.drawer-head h3{margin:0;font-size:16px;letter-spacing:-.01em}
.drawer-close{width:36px;height:36px;border-radius:999px;border:none;background:var(--grey-100);color:var(--navy);cursor:pointer;display:grid;place-items:center;transition:background .12s}
.drawer-close:hover{background:var(--grey-200)}
.drawer-scroll{flex:1;overflow-y:auto;padding:2px 18px;-webkit-overflow-scrolling:touch}
.drawer-line{display:grid;grid-template-columns:42px 1fr;gap:11px;padding:10px 0;border-bottom:1px solid var(--grey-100);align-items:start}
.dl-thumb{width:42px;height:42px;border-radius:8px;background:url("product.jpg") center/cover no-repeat,var(--navy);flex:none}
.dl-mid{min-width:0;display:flex;flex-direction:column;gap:6px}
.dl-top{display:flex;align-items:center;gap:8px}
.dl-name{flex:1;min-width:0;font-weight:650;font-size:13px;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dl-name:hover{color:var(--accent)}
.dl-price{font-weight:750;font-size:13.5px;white-space:nowrap}
.dl-remove{flex:none;width:22px;height:22px;border:none;background:none;color:var(--grey-500);cursor:pointer;display:grid;place-items:center;border-radius:6px;padding:0;transition:background .12s,color .12s}
.dl-remove:hover{background:var(--grey-100);color:#c0392b}
.dl-bot{display:flex;align-items:center;justify-content:space-between;gap:10px}
.dl-meta{min-width:0;font-size:11.5px;color:var(--grey-500);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stepper-sm{height:28px;border-radius:8px;flex:none}
.stepper-sm button{width:28px;font-size:15px}
.stepper-sm input{width:32px;font-size:12.5px}
.drawer-foot{flex:none;border-top:1px solid var(--grey-200);padding:14px 18px 16px;background:var(--grey-50)}
.drawer-foot .sum-row{margin-bottom:6px;font-size:13.5px}
.drawer-foot .min-order{margin:10px 0 12px}
.drawer-continue{display:block;width:100%;text-align:center;margin-top:10px;background:none;border:none;font-family:inherit;font-size:13.5px;font-weight:500;color:var(--grey-700);cursor:pointer}
.drawer-continue:hover{color:var(--accent)}
.drawer-empty{text-align:center;padding:64px 24px}
.drawer-empty svg{color:var(--grey-300)}
.drawer-empty h4{font-size:18px;margin:16px 0 8px;color:var(--navy-ink);letter-spacing:-.01em}
.drawer-empty p{font-size:14px;margin:0 0 20px;color:var(--grey-500)}
@keyframes badge-bump{0%{transform:scale(1)}28%{transform:scale(1.55)}60%{transform:scale(.88)}100%{transform:scale(1)}}
.cart-badge.bump{animation:badge-bump .45s cubic-bezier(.2,.8,.2,1)}
@keyframes cart-pop{0%{transform:scale(1)}40%{transform:scale(1.18)}100%{transform:scale(1)}}
.cart-link.pop{animation:cart-pop .35s ease}
.fly-to-cart{position:fixed;left:0;top:0;z-index:300;border-radius:999px;background:var(--green);box-shadow:0 6px 18px rgba(60,110,113,.5);display:grid;place-items:center;pointer-events:none;will-change:transform,opacity}
@media(max-width:520px){
  .cart-drawer{width:100%}
  .drawer-head{padding:13px 16px}
  .drawer-scroll{padding:2px 16px}
  .drawer-foot{padding:13px 16px 15px}
  .dl-name{font-size:12.5px}
}

/* ============================================================
   AGE / RESEARCHER VERIFICATION GATE
   ============================================================ */
body.age-locked{overflow:hidden}
.age-gate{position:fixed;inset:0;z-index:400;display:grid;place-items:center;padding:20px;background:rgba(24,24,24,.62);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);overflow-y:auto}
.age-gate.closing{opacity:0;transition:opacity .3s ease}
.age-card{background:#fff;border-radius:20px;max-width:440px;width:100%;padding:32px 28px 22px;box-shadow:0 24px 64px rgba(24,24,24,.42);text-align:center;animation:age-in .35s cubic-bezier(.2,.8,.2,1)}
@keyframes age-in{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.age-icon{width:64px;height:64px;border-radius:50%;background:var(--accent-soft);display:grid;place-items:center;margin:0 auto 16px;color:var(--accent)}
.age-card h2{font-size:22px;margin:0 0 10px;letter-spacing:-.02em}
.age-lead{font-size:14px;color:var(--grey-700);line-height:1.55;margin:0 0 22px}
.age-check{display:flex;gap:12px;align-items:flex-start;text-align:left;border:1.5px solid var(--grey-200);border-radius:12px;padding:14px 15px;margin-bottom:10px;cursor:pointer;transition:border-color .15s,background .15s}
.age-check:hover{border-color:var(--grey-300)}
.age-check:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.age-check input{position:absolute;opacity:0;width:0;height:0}
.age-box{flex:none;width:22px;height:22px;border-radius:7px;border:2px solid var(--grey-300);display:grid;place-items:center;margin-top:1px;background:#fff;transition:all .15s}
.age-box:after{content:"";width:11px;height:6px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg) scale(0);margin-top:-2px;transition:transform .15s}
.age-check input:checked + .age-box{background:var(--accent);border-color:var(--accent)}
.age-check input:checked + .age-box:after{transform:rotate(-45deg) scale(1)}
.age-txt{font-size:13.5px;color:var(--grey-700);line-height:1.5}
.age-txt b{color:var(--navy-ink);font-weight:700}
.age-enter{margin-top:8px}
.age-enter:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}
.age-disclaimer{font-size:11.5px;color:var(--grey-500);line-height:1.5;margin:18px 0 0;text-align:left}
.age-disclaimer a{color:var(--accent);text-decoration:underline}
.age-decline{display:block;width:100%;margin-top:14px;background:none;border:none;font-family:inherit;font-size:13px;font-weight:600;color:#c0392b;cursor:pointer;padding:6px}
.age-decline:hover{text-decoration:underline}
@media(max-width:520px){
  .age-card{padding:26px 20px 18px}
  .age-card h2{font-size:20px}
}

/* ============================================================
   LEGAL PAGES + FOOTER LINKS
   ============================================================ */
.legal{max-width:760px;padding-block:clamp(2rem,5vw,3.5rem)}
.legal-back{display:inline-block;font-size:14px;color:var(--accent);font-weight:600;margin-bottom:18px}
.legal-back:hover{text-decoration:underline}
.legal h1{font-size:clamp(1.7rem,1.2rem + 2vw,2.25rem);letter-spacing:-.02em;margin:0 0 6px}
.legal-updated{color:var(--grey-500);font-size:13.5px;margin:0 0 28px}
.legal h2{font-size:18px;letter-spacing:-.01em;margin:28px 0 8px}
.legal p{color:var(--grey-700);font-size:15px;line-height:1.65;margin:0 0 12px}
.legal strong{color:var(--navy-ink)}
.legal-note{margin-top:32px;padding-top:18px;border-top:1px solid var(--grey-200);font-size:13px;color:var(--grey-500);font-style:italic}
.footer-links{margin:2px 0}
.footer-links a{color:#d3d3d1;text-decoration:underline}
.footer-links a:hover{color:#fff}

/* ---------- Brand logo ---------- */
.brand-logo{height:26px;width:auto;display:block}
.footer-logo{height:26px;width:auto;display:block;margin:0 auto 14px}
@media(max-width:520px){ .brand-logo{height:22px} }