/* Advertorial design system.
   THE ONLY BLOCK YOU CHANGE PER CLIENT IS :root BELOW.
   Extract the real values from the client's live site (see RECON.md) and paste them in.
   Everything after :root is client-agnostic and should not need editing. */

/* Biolinx Labs brand tokens, taken from the client's current live site (Oct 2026 redesign):
   accent #11803F, dark #262626, banner accent #39B873, border #e5e5e5, Montserrat. */
:root {
  --navy: #262626;
  --navy-deep: #262626;
  --navy-2: #333333;
  --navy-3: #4a4a4a;
  --ink: #111714;
  --ink-2: #5c6862;
  --gold: #11803F;
  --gold-2: #39B873;
  --gold-3: #39B873;
  --gold-deep: #0E6E37;
  --gold-pale: #cdeedb;
  --bg: #ffffff;
  --bg-soft: #f3f5f3;
  --tint: #e3f3e8;
  --line: #e3e8e2;
  --disp: 'Montserrat', sans-serif;
  --body: 'Montserrat', sans-serif;
  --mono: 'Montserrat', sans-serif;
  --r-btn: 14px;
  --r-card: 16px;

  --bar-top: 56px;
  --bar-bottom: 82px;
}

body.adv {
  font-family: var(--body);
  background: var(--bg);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.62;
  padding-top: var(--bar-top);
  padding-bottom: 0; /* the footer reserves the bar space, see .adv-foot */
}

.adv h1, .adv h2, .adv h3 { font-family: var(--disp); letter-spacing: -0.02em; }

.adv-wrap { max-width: 1080px; margin: 0 auto; padding: 0 18px; }

/* Two column on desktop, the rail is CTA #3 that stays on screen.
   padding-top clears the fixed bar for BOTH columns. It lives here rather than on
   .adv-kicker because `.adv p` (0,1,1) outranks `.adv-kicker` (0,1,0) and silently
   zeroes that margin, which left the first line flush against the bar. */
.adv-grid { display: block; padding-top: 34px; }
@media (min-width: 1000px) {
  .adv-grid { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 44px; align-items: start; }
}

/* ---------- sticky bar 1 (top) ---------- */
.adv-topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  height: var(--bar-top);
  background: #fff; color: var(--ink);
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 0 18px;
  border-bottom: 1px solid var(--line);
}
.adv-topbar .brand { display: flex; align-items: center; text-decoration: none; }
.adv-topbar .brand img { height: 30px; width: auto; display: block; }
.adv-topbar .top-cta {
  font: 700 .78rem/1 var(--body); letter-spacing: .01em;
  color: #fff; background: var(--gold);
  padding: 11px 16px; border-radius: var(--r-btn); text-decoration: none; white-space: nowrap;
}
.adv-topbar .top-cta:hover { background: var(--gold-deep); }

/* ---------- sticky bar 2 (bottom) holds CTA #2 and #3 ---------- */
.adv-bottombar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 60;
  background: var(--navy-deep);
  border-top: 2px solid var(--gold-2);
  padding: 10px 14px;
  display: flex; align-items: center; justify-content: center; gap: 12px;
  box-shadow: 0 -8px 28px rgba(17,23,20,.28);
}
.adv-bottombar .bb-copy { display: none; color: var(--bg-soft); font-size: .78rem; line-height: 1.35; }
.adv-bottombar .bb-copy strong { color: var(--gold-pale); display: block; font-family: var(--disp); font-size: .92rem; }
@media (min-width: 720px) { .adv-bottombar .bb-copy { display: block; } }
.bb-primary {
  background: var(--gold); color: #fff;
  font: 700 .86rem/1 var(--body); letter-spacing: .01em;
  padding: 14px 22px; border-radius: var(--r-btn); text-decoration: none; white-space: nowrap;
}
.bb-primary:hover { background: var(--gold-2); }
.bb-secondary {
  color: #fff; font: 600 .78rem/1 var(--body);
  padding: 13px 16px; border: 1px solid rgba(255,255,255,.35);
  border-radius: var(--r-btn); text-decoration: none; white-space: nowrap;
}
.bb-secondary:hover { border-color: #fff; color: #fff; }

/* ---------- article ---------- */
.adv-kicker {
  font: 700 .7rem/1 var(--body); letter-spacing: .18em; text-transform: uppercase;
  color: var(--gold); margin: 30px 0 14px;
}
.adv h1 {
  font-size: clamp(1.72rem, 5vw, 2.62rem); line-height: 1.12;
  color: var(--ink); margin: 0 0 18px; font-weight: 700;
}
.adv h1 b { font-weight: 800; }
.adv-standfirst {
  font-size: 1.04rem; color: var(--ink-2); margin: 0 0 22px;
}
.adv-standfirst mark {
  background: var(--tint); color: var(--ink); padding: 2px 5px; box-decoration-break: clone;
}
/* Source shots are 455x1000 portrait vials. Everything crops to square the way the
   client's own catalogue does, otherwise a card image runs 700px tall. */
.adv-hero { border-radius: var(--r-card); overflow: hidden; border: 1px solid var(--line); background: var(--bg-soft); }
.adv-hero .vial { border-radius: 0; }
.adv-figcap {
  font: 500 .74rem/1.5 var(--mono); color: var(--ink-2);
  padding: 10px 14px; border-top: 1px solid var(--line); background: #fff;
}

.adv p { margin: 0 0 1.15em; }
.adv h2 {
  font-size: clamp(1.24rem, 3.4vw, 1.58rem); color: var(--navy-deep);
  margin: 40px 0 12px; font-weight: 700; line-height: 1.22;
}
.adv h2 .num {
  font-family: var(--mono); color: var(--gold-2); font-size: .82em;
  margin-right: 10px; font-weight: 500;
}
.adv .takeaway {
  font-weight: 650; color: var(--navy-deep);
  border-left: 3px solid var(--gold-3); padding-left: 14px; margin: 0 0 1.2em;
}

/* checklist */
.adv-checks { list-style: none; margin: 0 0 26px; padding: 0; }
.adv-checks li { position: relative; padding-left: 30px; margin-bottom: 11px; }
.adv-checks li::before {
  content: "✓"; position: absolute; left: 0; top: 1px;
  color: var(--gold-2); font-weight: 800;
}
.adv-checks b { color: var(--navy-deep); }

/* ---------- inline CTA blocks ---------- */
.adv-cta {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: var(--r-card); padding: 24px 20px; margin: 34px 0; text-align: center;
}
.adv-cta h3 {
  font-size: 1.18rem; color: var(--navy-deep); margin: 0 0 8px; font-weight: 700; line-height: 1.25;
}
.adv-cta p { font-size: .92rem; color: var(--ink-2); margin: 0 0 16px; }
.btn-gold {
  display: inline-block; background: var(--gold); color: #fff;
  font: 700 .95rem/1 var(--body); padding: 16px 30px;
  border-radius: var(--r-btn); text-decoration: none;
}
.btn-gold:hover { background: var(--gold-deep); }
.adv-usp {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 18px;
  margin-top: 14px; font: 500 .72rem/1 var(--mono); color: var(--ink-2);
}
.adv-usp span::before { content: "● "; color: var(--gold-2); }

/* ---------- COA card, the lab-document motif ---------- */
.coa {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-card);
  overflow: hidden; margin: 30px 0;
}
.coa-head {
  background: var(--navy-deep); color: var(--gold-pale);
  padding: 12px 16px; font: 600 .72rem/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  display: flex; justify-content: space-between; gap: 10px;
}
.coa-row {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 11px 16px; border-bottom: 1px solid var(--bg-soft);
  font: 500 .82rem/1.4 var(--mono);
}
.coa-row:last-child { border-bottom: 0; }
.coa-row .k { color: var(--ink-2); }
.coa-row .v { color: var(--navy-deep); font-weight: 600; text-align: right; }
.coa-row .pass { color: #1c7a4a; }
.coa-row .fail { color: #b3352b; }

/* comparison table */
.cmp { width: 100%; border-collapse: collapse; margin: 26px 0; font-size: .88rem; }
.cmp th, .cmp td { padding: 12px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.cmp thead th { font: 700 .74rem/1.3 var(--body); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); }
.cmp thead th:nth-child(2) { color: var(--gold-deep); }
.cmp td:nth-child(2) { color: #1c7a4a; font-weight: 650; }
.cmp td:nth-child(3) { color: #b3352b; }

/* ---------- desktop rail: always-visible CTA ---------- */
.adv-rail { display: none; }
@media (min-width: 1000px) {
  .adv-rail { display: block; position: sticky; top: calc(var(--bar-top) + 22px); }
}
.rail-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-card);
  overflow: hidden; margin-bottom: 16px;
}

.rail-body { padding: 18px 16px; text-align: center; }
.rail-body h4 {
  font-family: var(--disp); font-size: 1.02rem; line-height: 1.25;
  color: var(--navy-deep); margin: 0 0 10px; font-weight: 700;
}
.rail-body p { font-size: .82rem; color: var(--ink-2); margin: 0 0 14px; }
.rail-body .btn-gold { display: block; padding: 14px 12px; font-size: .88rem; }
.rail-facts { list-style: none; margin: 14px 0 0; padding: 0; text-align: left; }
.rail-facts li {
  font: 500 .74rem/1.5 var(--mono); color: var(--ink-2);
  padding: 7px 0; border-top: 1px solid var(--bg-soft);
}
.rail-facts li::before { content: "✓ "; color: var(--gold-2); font-weight: 700; }

/* ---------- comment thread ---------- */
.adv-comments { margin: 44px 0 0; border-top: 1px solid var(--line); padding-top: 26px; }
.adv-comments h3 {
  font-family: var(--disp); font-size: 1.05rem; color: var(--navy-deep);
  margin: 0 0 20px; font-weight: 700;
}
.cmt { display: flex; gap: 12px; margin-bottom: 20px; }
.cmt.reply { margin-left: 42px; }
.avatar {
  flex: 0 0 34px; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  font: 700 .8rem/1 var(--body); color: #fff; background: var(--navy-3);
}
.avatar.g { background: var(--gold); }
.avatar.n { background: var(--navy-2); }
.cmt-body { flex: 1; min-width: 0; }
.cmt-name { font: 700 .84rem/1.3 var(--body); color: var(--gold-deep); margin-bottom: 2px; }
.cmt-text { font-size: .88rem; color: var(--ink-2); margin: 0 0 4px; }
.cmt-meta { font: 500 .72rem/1 var(--body); color: #8a948e; }

.adv-note { font: 500 .76rem/1.55 var(--mono); color: var(--ink-2); margin: -18px 0 26px; }

/* ---------- scorecard hero (advertorial 2) ---------- */
.scorecard { border: 1px solid var(--line); border-radius: var(--r-card); overflow: hidden; background: #fff; margin: 0 0 26px; }
.sc-head {
  background: var(--navy-deep); color: var(--gold-pale); padding: 13px 16px;
  font: 600 .72rem/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase;
}
.sc-row { display: flex; align-items: center; gap: 12px; padding: 11px 16px; border-bottom: 1px solid var(--bg-soft); font-size: .86rem; }
.sc-row:last-of-type { border-bottom: 0; }
.sc-n { font: 500 .78rem/1 var(--mono); color: var(--gold-2); flex: 0 0 24px; }
.sc-k { flex: 1; color: var(--navy-deep); font-weight: 600; }
.sc-v { font: 500 .78rem/1 var(--mono); white-space: nowrap; }
.sc-v.pass { color: #1c7a4a; }
.sc-v.miss { color: #b3352b; }
.sc-foot { background: var(--bg-soft); padding: 13px 16px; font-size: .82rem; color: var(--ink-2); border-top: 1px solid var(--line); }

/* ---------- trio hero (advertorial 3) ---------- */
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 0 0 14px; }
.trio figure { margin: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--bg-soft); }

.trio figcaption {
  font: 500 .7rem/1.3 var(--mono); color: var(--ink-2);
  padding: 8px 6px; text-align: center; background: #fff; border-top: 1px solid var(--line);
}

/* ---------- homepage ---------- */
.home-hero { background: linear-gradient(180deg, #eef5f0 0%, #ffffff 100%); color: var(--ink); padding: 46px 0 52px; margin-bottom: 0; border-bottom: 1px solid var(--line); }
.home-hero .adv-kicker { color: var(--gold); margin-top: 0; }
.home-hero h1 { color: var(--ink); font-size: clamp(1.9rem, 5.4vw, 3rem); margin-bottom: 16px; font-weight: 600; }
.home-hero h1 b { color: var(--gold); font-weight: 800; }
.home-dek { color: var(--ink-2); font-size: 1.02rem; max-width: 640px; margin: 0 0 26px; }
.home-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-ghost {
  display: inline-block; color: var(--ink); border: 1px solid #cfd6d2; background: #fff;
  font: 700 .95rem/1 var(--body); padding: 16px 28px; border-radius: var(--r-btn); text-decoration: none;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

.trust-strip { background: var(--gold); color: #fff; }
.trust-inner {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 26px;
  padding: 13px 18px; font: 600 .72rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
}

.sec-title { font-family: var(--disp); font-size: clamp(1.35rem, 3.6vw, 1.8rem); color: var(--navy-deep); margin: 48px 0 6px; font-weight: 700; }
.sec-dek { color: var(--ink-2); margin: 0 0 26px; }

.card-grid { display: grid; gap: 20px; }
@media (min-width: 760px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
.card {
  display: flex; flex-direction: column; text-decoration: none; color: inherit;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); overflow: hidden;
  transition: transform .16s ease, box-shadow .16s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(17,23,20,.12); }
.card-img { background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.card-img { border-bottom: 1px solid var(--line); }
.card-body { padding: 18px 18px 20px; display: flex; flex-direction: column; flex: 1; }
.card-kicker { font: 700 .66rem/1 var(--body); letter-spacing: .16em; text-transform: uppercase; color: var(--gold); margin: 0 0 9px; }
.card h3 { font-family: var(--disp); font-size: 1.08rem; line-height: 1.28; color: var(--navy-deep); margin: 0 0 9px; font-weight: 700; }
.card-dek { font-size: .87rem; color: var(--ink-2); margin: 0 0 14px; flex: 1; }
.card-more { font: 700 .82rem/1 var(--body); color: var(--gold-deep); }

.band {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 16px;
  padding: 32px 24px; margin: 44px 0; text-align: center;
}
.band h3 { font-family: var(--disp); font-size: clamp(1.2rem, 3.2vw, 1.55rem); color: var(--navy-deep); margin: 0 0 10px; font-weight: 700; }
.band p { color: var(--ink-2); max-width: 620px; margin: 0 auto 20px; font-size: .95rem; }
.band.dark { background: var(--navy-deep); border-color: var(--navy-deep); }
.band.dark .btn-gold { background: var(--gold-2); color: #0d1a12; }
.band.dark .btn-gold:hover { background: #fff; }
.band.dark h3 { color: #fff; }
.band.dark p { color: #cfd6d2; }

.eight-grid { display: grid; gap: 12px; }
@media (min-width: 640px) { .eight-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .eight-grid { grid-template-columns: repeat(4, 1fr); } }
.eight { background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 16px; font-size: .82rem; color: var(--ink-2); }
.eight .n { display: block; font: 500 .78rem/1 var(--mono); color: var(--gold-2); margin-bottom: 8px; }
.eight b { display: block; font-family: var(--disp); font-size: .98rem; color: var(--navy-deep); margin-bottom: 5px; }

.trio a { text-decoration: none; color: inherit; display: block; }
.adv-hero a { display: block; }

/* ---------- legal / plain pages ---------- */
.legal { max-width: 720px; margin: 0 auto; padding: 34px 0 10px; }
.legal h1 { font-size: clamp(1.6rem, 4.4vw, 2.1rem); color: var(--navy-deep); margin-bottom: 18px; }
.legal h2 { font-size: 1.15rem; color: var(--navy-deep); margin: 30px 0 10px; }
.legal p, .legal li { color: var(--ink-2); }

/* ---------- footer ---------- */
.adv-foot {
  margin-top: 46px; background: var(--navy-deep); color: #b3bbb6;
  padding: 34px 18px calc(30px + var(--bar-bottom)); font-size: .72rem; line-height: 1.6; text-align: center;
}
.adv-foot a { color: var(--gold-pale); }
.foot-logo { display: inline-block; margin-bottom: 14px; }
.foot-logo img { height: 32px; width: auto; }
.adv-foot p { max-width: 760px; margin: 0 auto 12px; }
.foot-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 20px; margin-bottom: 18px; }
.foot-links a { font: 600 .76rem/1 var(--body); text-decoration: none; }
.foot-links a:hover { color: #fff; }
.adv-disclosure {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; font: 500 .72rem/1.5 var(--body); color: var(--ink-2); margin: 26px 0 0;
}


/* ---------- vial: the full bottle, never cropped, and interactive ----------
   Biolinx's own product photography is a square (2000x2000 / 867x867) studio render,
   vial already centred with its own light grey background baked in, not a transparent
   cutout. A dark plinth behind that reads as a mismatch, so this build uses the
   square/light-panel case from BUILD.md 7c instead of the default dark portrait plinth. */
.vial {
  position: relative; display: block;
  overflow: hidden; aspect-ratio: 1 / 1; isolation: isolate;
  padding: 3%;
  background: var(--bg-soft);
}
/* soft ground shadow under the vial, in place of the dark-plinth light pool */
.vial::before {
  content: ""; position: absolute; z-index: 0;
  left: 50%; bottom: 4%; width: 46%; height: 8%;
  transform: translateX(-50%) scale(1);
  background: radial-gradient(50% 50% at 50% 50%, rgba(23,23,23,.16), transparent 72%);
  filter: blur(6px); opacity: .6;
  transition: opacity .42s ease, transform .42s ease;
}
.vial img {
  position: absolute; inset: 0; z-index: 1;
  width: 100%; height: 100%;
  object-fit: contain; display: block;
  filter: drop-shadow(0 10px 16px rgba(23,23,23,.14));
  transition: transform .42s cubic-bezier(.2,.7,.3,1), filter .42s ease;
}
.vial-cta {
  position: absolute; z-index: 2; left: 0; right: 0; bottom: 0;
  padding: 11px 8px; text-align: center;
  background: linear-gradient(to top, rgba(38,38,38,.9) 28%, rgba(38,38,38,0));
  color: #fff; font: 600 .7rem/1.2 var(--body);
  transform: translateY(101%); transition: transform .34s ease;
}

/* Two cases: the vial is inside a link, or the link is the vial. */
a:hover .vial img, a:focus-visible .vial img,
a.vial:hover img, a.vial:focus-visible img {
  transform: translateY(-6px) scale(1.05);
  filter: drop-shadow(0 16px 22px rgba(23,23,23,.2));
}
a:hover .vial::before, a:focus-visible .vial::before,
a.vial:hover::before, a.vial:focus-visible::before {
  opacity: .85; transform: translateX(-50%) scale(1.14);
}
a:hover .vial-cta, a:focus-visible .vial-cta,
a.vial:hover .vial-cta, a.vial:focus-visible .vial-cta { transform: translateY(0); }

/* Every placement stays square, matching the source photography. */
.vial-hero { aspect-ratio: 1 / 1; border-radius: 0; }

.vial-rail { display: block; aspect-ratio: 1 / 1; }

.trio .vial { aspect-ratio: 1 / 1; }
.trio figcaption { position: relative; z-index: 1; }

@media (prefers-reduced-motion: reduce) {
  .vial img, .vial::before, .vial-cta { transition: none; }
  a:hover .vial img, a.vial:hover img { transform: none; }
  .vial-cta { transform: translateY(0); }
}

/* ---------- client-supplied brand imagery ----------
   Representation shots, not catalogue product shots. Shown whole, never cropped. */
.home-hero-grid { display: block; }
@media (min-width: 900px) {
  .home-hero-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,.92fr); gap: 44px; align-items: center; }
}
.home-hero-img {
  display: block; margin-top: 30px; border-radius: 16px; overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px rgba(17,23,20,.16);
  transition: transform .4s cubic-bezier(.2,.7,.3,1), box-shadow .4s ease;
}
.home-hero-img img { width: 100%; height: auto; display: block; }
.home-hero-img:hover, .home-hero-img:focus-visible {
  transform: translateY(-5px); box-shadow: 0 32px 72px rgba(17,23,20,.22);
}
@media (min-width: 900px) { .home-hero-img { margin-top: 0; } }

.brand-band {
  margin: 34px 0; border-radius: var(--r-card); overflow: hidden;
  border: 1px solid var(--line); background: var(--bg-soft);
}
.brand-band > a { position: relative; display: block; overflow: hidden; }
.brand-band img {
  width: 100%; height: auto; display: block;
  transition: transform .5s cubic-bezier(.2,.7,.3,1);
}
.brand-band > a:hover img, .brand-band > a:focus-visible img { transform: scale(1.035); }
.band-cta {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 14px 12px; text-align: center;
  background: linear-gradient(to top, rgba(38,38,38,.92) 26%, rgba(38,38,38,0));
  color: var(--gold-pale); font: 700 .82rem/1.2 var(--body);
  transform: translateY(101%); transition: transform .34s ease;
}
.brand-band > a:hover .band-cta, .brand-band > a:focus-visible .band-cta { transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .home-hero-img, .brand-band img, .band-cta { transition: none; }
  .home-hero-img:hover { transform: none; }
  .brand-band > a:hover img { transform: none; }
  .band-cta { transform: translateY(0); }
}

/* ================= bridge landing page =================
   Every element here funnels to one destination. Built on the existing card and
   band components so it adds no new layout system. */

.lp-hero {
  background: linear-gradient(180deg, #eef5f0 0%, #ffffff 100%);
  color: var(--ink); padding: 54px 0 58px; text-align: center; border-bottom: 1px solid var(--line);
}
.lp-hero .adv-kicker { color: var(--gold); margin: 0 0 14px; }
.lp-hero h1 {
  font-family: var(--disp); font-weight: 600; color: var(--ink);
  font-size: clamp(2rem, 6vw, 3.4rem); line-height: 1.08; margin: 0 0 18px;
}
.lp-hero h1 b { color: var(--gold); font-weight: 800; }
.lp-hero .lp-dek { color: var(--ink-2); font-size: 1.02rem; max-width: 640px; margin: 0 auto 30px; }

/* The banner CTA is the primary action on the page, so it is deliberately oversized. */
.lp-banner-cta {
  display: inline-block; max-width: 100%;
  background: var(--gold);
  color: #fff; text-decoration: none;
  font: 800 clamp(.98rem, 2.6vw, 1.22rem)/1.25 var(--body); letter-spacing: .01em;
  padding: 22px 40px; border-radius: var(--r-btn);
  box-shadow: 0 16px 38px rgba(17,128,63,.32);
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.lp-banner-cta:hover, .lp-banner-cta:focus-visible {
  transform: translateY(-2px); filter: brightness(1.06);
  box-shadow: 0 22px 48px rgba(17,128,63,.42);
}

/* ---- age confirmation ---- */
.lp-age {
  max-width: 660px; margin: 46px auto 10px; text-align: center;
  background: var(--bg-soft); border: 2px solid var(--gold-3);
  border-radius: 16px; padding: 32px 24px 26px;
}
.lp-age-kicker {
  font: 700 .68rem/1 var(--mono); letter-spacing: .18em; text-transform: uppercase;
  color: var(--gold-deep); margin: 0 0 12px;
}
.lp-age h2 {
  font-family: var(--disp); font-size: clamp(1.3rem, 3.6vw, 1.7rem);
  color: var(--navy-deep); margin: 0 0 10px; font-weight: 700; line-height: 1.22;
}
.lp-age p { color: var(--ink-2); font-size: .94rem; max-width: 460px; margin: 0 auto 20px; }
.lp-age-cta {
  display: inline-block; background: var(--gold); color: #fff; text-decoration: none;
  font: 700 1rem/1 var(--body); padding: 18px 34px; border-radius: var(--r-btn);
}
.lp-age-cta:hover, .lp-age-cta:focus-visible { background: var(--gold-deep); }
.lp-age .lp-age-exit { margin: 16px auto 0; max-width: none; }
.lp-age-exit a { color: var(--ink-2); font-size: .8rem; text-decoration: underline; }
.lp-age-exit a:hover { color: var(--navy-deep); }

/* ---- five card grid ---- */
.lp-grid { display: grid; gap: 20px; margin-bottom: 8px; }
@media (min-width: 620px)  { .lp-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .lp-grid { grid-template-columns: repeat(3, 1fr); } }
/* spans inside the shared .card need explicit block flow */
.lp-grid .card-kicker, .lp-grid .card-dek, .lp-grid .card-more, .lp-grid .lp-card-title { display: block; }
.lp-card-title {
  font-family: var(--disp); font-size: 1.05rem; line-height: 1.28;
  color: var(--navy-deep); margin: 0 0 9px; font-weight: 700;
}
.lp-grid .card-dek { flex: 1; }

.lp-band { margin-top: 34px; }

/* Landing cards are teasers, not article hero art. A 3/4 portrait box made each card
   630px tall, which pushes the grid off the fold on a page whose whole job is the click. */
.lp-grid .card-img.vial { aspect-ratio: 4 / 3; padding: 5% 6%; }
.lp-grid .card-body { padding: 16px 16px 18px; }


/* The two sticky-bar buttons overflow a 375px viewport and the secondary gets clipped.
   The bar is position:fixed so it never creates document scroll, which is why a plain
   overflow check misses this. Measure the button, not the document. */
@media (max-width: 480px) {
  .adv-bottombar { gap: 8px; padding: 9px 10px; }
  .bb-primary   { font-size: .76rem; padding: 13px 14px; }
  .bb-secondary { font-size: .72rem; padding: 12px 12px; }
  .adv-topbar   { padding: 0 10px; }
  .adv-topbar .brand   { font-size: .72rem; letter-spacing: .1em; }
  .adv-topbar .top-cta { font-size: .68rem; padding: 7px 10px; }
}

/* ================= Biolinx redesign additions ================= */

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

:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 2px; }

/* ---------- Buy 1, Get 1 Free banner ---------- */
.adv-offer { background: var(--navy-deep); color: #fff; }
.offer-inner {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  padding-top: 14px; padding-bottom: 14px;
}
.offer-badge {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--gold-2); color: #0d1a12; font: 800 .95rem/1 var(--disp);
}
.offer-copy { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.offer-copy strong { font: 800 1.15rem/1.1 var(--disp); letter-spacing: .04em; color: var(--gold-2); }
.offer-copy span { font: 500 .84rem/1.4 var(--body); color: #e4ebe7; }
.offer-cta {
  flex: 0 0 auto; background: var(--gold-2); color: #0d1a12; text-decoration: none;
  font: 800 .86rem/1 var(--body); padding: 14px 20px; border-radius: var(--r-btn); white-space: nowrap;
  transition: background .15s ease, transform .15s ease;
}
.offer-cta:hover, .offer-cta:focus-visible { background: #fff; transform: translateY(-1px); }
@media (max-width: 640px) {
  .offer-inner { flex-wrap: wrap; gap: 10px 12px; justify-content: flex-start; padding-top: 12px; padding-bottom: 14px; }
  .offer-copy { flex: 1 1 60%; }
  .offer-cta { flex: 1 1 100%; text-align: center; }
  .offer-badge { width: 40px; height: 40px; }
  .offer-copy strong { font-size: 1.02rem; }
  .adv-topbar .top-cta { display: none; }
}

/* ---------- verify your lab report ---------- */
.adv-verify {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 16px;
  padding: 30px 24px; margin: 44px 0; text-align: center;
}
.adv-verify .adv-kicker { margin: 0 0 10px; }
.adv-verify h2 { margin: 0 0 10px; }
.adv-verify .verify-copy p { max-width: 600px; margin: 0 auto 18px; color: var(--ink-2); font-size: .95rem; }
.verify-form { display: flex; gap: 10px; max-width: 560px; margin: 0 auto; }
.verify-form input[type="text"] {
  flex: 1 1 auto; min-width: 0; font: 600 1rem/1 var(--mono); letter-spacing: .04em;
  padding: 16px 16px; border: 1.5px solid #cfd6d2; border-radius: var(--r-btn); background: #fff; color: var(--ink);
}
.verify-form input[type="text"]::placeholder { font-weight: 400; letter-spacing: 0; color: #8a948e; }
.verify-form input[type="text"]:focus { border-color: var(--gold); outline: none; box-shadow: 0 0 0 3px rgba(17,128,63,.18); }
.verify-form button {
  flex: 0 0 auto; border: 0; cursor: pointer; background: var(--gold); color: #fff;
  font: 700 .95rem/1 var(--body); padding: 16px 24px; border-radius: var(--r-btn);
}
.verify-form button:hover, .verify-form button:focus-visible { background: var(--gold-deep); }
.adv-verify .verify-note { font: 500 .78rem/1.55 var(--body); color: var(--ink-2); max-width: 600px; margin: 14px auto 0; }
.adv-verify .verify-note a { color: var(--gold); font-weight: 700; }
@media (max-width: 560px) { .verify-form { flex-direction: column; } .verify-form button { width: 100%; } }

/* ---------- affiliate program ---------- */
.adv-aff {
  display: grid; gap: 26px; margin: 44px 0;
  background: linear-gradient(135deg, #0E6E37 0%, #11803F 55%, #1a9650 100%);
  color: #fff; border-radius: 18px; padding: 34px 28px;
}
@media (min-width: 860px) { .adv-aff { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 40px; padding: 40px 38px; align-items: center; } }
.adv-aff .adv-kicker { color: #bff0d3; margin: 0 0 10px; }
.adv-aff h2 { color: #fff; margin: 0 0 12px; font-size: clamp(1.4rem, 3.6vw, 1.95rem); }
.adv-aff p { color: #e6f7ec; font-size: .95rem; }
.adv-aff .btn-gold { background: #fff; color: var(--gold-deep); }
.adv-aff .btn-gold:hover { background: #0d1a12; color: #fff; }
.adv-aff .aff-fine { font: 500 .74rem/1.55 var(--body); color: #c6ead3; margin: 16px 0 0; }
.aff-rate {
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.28); border-radius: var(--r-card);
  padding: 18px; text-align: center; margin-bottom: 14px;
}
.aff-rate b { display: block; font: 800 2.3rem/1 var(--disp); color: #fff; }
.aff-rate span { font: 600 .8rem/1.4 var(--body); color: #d7f2e1; }
.aff-steps { list-style: none; margin: 0; padding: 0; counter-reset: aff; display: grid; gap: 10px; }
.aff-steps li {
  counter-increment: aff; position: relative; padding: 12px 14px 12px 52px;
  background: rgba(255,255,255,.1); border-radius: var(--r-card); display: flex; flex-direction: column; gap: 2px;
}
.aff-steps li::before {
  content: counter(aff); position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  background: #fff; color: var(--gold-deep); font: 800 .85rem/1 var(--disp);
}
.aff-steps b { font: 700 .92rem/1.3 var(--disp); color: #fff; }
.aff-steps span { font: 500 .8rem/1.4 var(--body); color: #d7f2e1; }

/* ---------- landing page 2 ---------- */
.l2-hero { background: linear-gradient(180deg, #eef5f0 0%, #ffffff 100%); border-bottom: 1px solid var(--line); padding: 44px 0 54px; }
.l2-hero-grid { display: grid; gap: 30px; align-items: center; }
@media (min-width: 900px) { .l2-hero-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 56px; } }
.l2-hero .adv-kicker { color: var(--gold); margin: 0 0 14px; }
.l2-hero h1 { font-size: clamp(2.1rem, 6vw, 3.5rem); line-height: 1.06; color: var(--ink); margin: 0 0 16px; font-weight: 700; }
.l2-hero h1 em { font-style: normal; color: var(--gold); }
.l2-hero .l2-dek { font-size: 1.08rem; color: var(--ink-2); max-width: 520px; margin: 0 0 26px; }
.l2-cta {
  display: inline-block; background: var(--gold); color: #fff; text-decoration: none;
  font: 800 1.05rem/1 var(--body); padding: 20px 34px; border-radius: var(--r-btn);
  box-shadow: 0 14px 32px rgba(17,128,63,.28); transition: transform .15s ease, background .15s ease;
}
.l2-cta:hover, .l2-cta:focus-visible { background: var(--gold-deep); transform: translateY(-2px); }
.l2-hero .l2-sub { margin: 16px 0 0; font: 600 .86rem/1.4 var(--body); }
.l2-hero .l2-sub a { color: var(--gold); }
.l2-shot { display: block; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 24px 60px rgba(17,23,20,.14); }
.l2-shot .vial { border-radius: 0; }

.l2-stats { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-card); overflow: hidden; margin: 34px 0 0; }
@media (min-width: 700px) { .l2-stats { grid-template-columns: repeat(3, 1fr); } }
.l2-stat { background: #fff; padding: 18px 16px; text-align: center; }
.l2-stat b { display: block; font: 800 1.35rem/1.1 var(--disp); color: var(--gold); margin-bottom: 4px; }
.l2-stat span { font: 600 .74rem/1.4 var(--body); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); }

.l2-feats { display: grid; gap: 16px; margin: 8px 0 0; }
@media (min-width: 800px) { .l2-feats { grid-template-columns: repeat(3, 1fr); } }
.l2-feat { background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 24px 22px; }
.l2-feat .ic { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--tint); color: var(--gold); margin-bottom: 14px; }
.l2-feat .ic svg { width: 22px; height: 22px; }
.l2-feat h3 { font: 700 1.08rem/1.3 var(--disp); color: var(--ink); margin: 0 0 8px; }
.l2-feat p { font-size: .9rem; color: var(--ink-2); margin: 0; }

.l2-steps { display: grid; gap: 14px; margin: 8px 0 0; counter-reset: st; }
@media (min-width: 800px) { .l2-steps { grid-template-columns: repeat(3, 1fr); } }
.l2-step { counter-increment: st; background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--r-card); padding: 22px 20px; }
.l2-step::before { content: counter(st, decimal-leading-zero); display: block; font: 600 .8rem/1 var(--mono); color: var(--gold); margin-bottom: 10px; }
.l2-step b { display: block; font: 700 1rem/1.3 var(--disp); color: var(--ink); margin-bottom: 6px; }
.l2-step span { font-size: .88rem; color: var(--ink-2); }

.l2-offer { text-align: center; }
.l2-offer .terms { font: 500 .78rem/1.55 var(--body); color: #b3bbb6; max-width: 560px; margin: 14px auto 0; }

/* FAQ */
.l2-faq { margin: 0; display: grid; gap: 10px; }
.l2-faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); }
.l2-faq summary {
  cursor: pointer; list-style: none; padding: 18px 48px 18px 20px; position: relative;
  font: 700 .98rem/1.35 var(--disp); color: var(--ink);
}
.l2-faq summary::-webkit-details-marker { display: none; }
.l2-faq summary::after {
  content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%);
  font: 600 1.4rem/1 var(--disp); color: var(--gold);
}
.l2-faq details[open] summary::after { content: "\2212"; }
.l2-faq details p { padding: 0 20px 18px; margin: 0; font-size: .92rem; color: var(--ink-2); }
.l2-faq details p a { color: var(--gold); font-weight: 700; }

@media (prefers-reduced-motion: reduce) {
  .offer-cta, .l2-cta { transition: none; }
  .offer-cta:hover, .l2-cta:hover { transform: none; }
}

/* age verification moved to the top of the lab-verified landing page */
.l2-agewrap .lp-age { margin: 30px auto 30px; }
.lp-age .lp-ruo {
  display: inline-block; margin: 0 0 12px; padding: 7px 14px; border-radius: 999px;
  background: var(--navy-deep); color: #fff;
  font: 700 .72rem/1 var(--mono); letter-spacing: .16em; text-transform: uppercase;
}

/* ================= aligned to the client's live UI (measured on biolinxlabs.com, Oct 27) =================
   Page background #f4f6f3 with white cards, product photo panel #e3e7e4, pill labels in the
   light green tint, ink #111714, borders #e3e8e2, soft card shadows. */
:root { --bg: #f4f6f3; --bg-soft: #ffffff; --photo: #e3e7e4; --shadow-card: 0 10px 26px -18px rgba(17,24,39,.4); }
body.adv { background: var(--bg); }

.home-hero, .lp-hero, .l2-hero { background: transparent; border-bottom: 0; }

/* section labels are pills, like the client's "Every batch tested by..." tag */
.adv-kicker {
  display: inline-block; background: var(--tint); color: var(--gold);
  padding: 7px 12px; border-radius: 999px;
  font: 700 .78rem/1.2 var(--body); letter-spacing: 0; text-transform: none; margin: 30px 0 14px;
}
.home-hero .adv-kicker, .lp-hero .adv-kicker, .l2-hero .adv-kicker { color: var(--gold); margin: 0 0 16px; }
.adv-aff .adv-kicker { background: rgba(255,255,255,.18); color: #fff; margin: 0 0 12px; }
.adv-verify .adv-kicker { margin: 0 0 12px; }

/* trust strip: light pills instead of a solid band */
.trust-strip { background: #fff; color: var(--gold); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-inner { gap: 8px 10px; padding: 14px 18px; font: 700 .78rem/1 var(--body); letter-spacing: 0; text-transform: none; }
.trust-inner span { background: var(--tint); color: var(--gold); padding: 8px 14px; border-radius: 999px; }

/* usp chips */
.adv-usp { gap: 8px; }
.adv-usp span { background: var(--tint); color: var(--gold); padding: 7px 12px; border-radius: 999px; font: 700 .72rem/1 var(--body); }
.adv-usp span::before { display: none; }

/* cards sit on the sage page as white tiles with the client's soft shadow */
.card, .l2-feat, .eight, .rail-card, .adv-cta, .coa, .cmp, .l2-step, .adv-verify, .adv-disclosure { box-shadow: var(--shadow-card); }
.cmp { background: #fff; border-radius: var(--r-card); overflow: hidden; border: 1px solid var(--line); }
.vial { background: var(--photo); }
.card:hover { box-shadow: 0 16px 34px -18px rgba(17,24,39,.5); }
.band { box-shadow: none; }
.adv-foot { margin-top: 56px; }