:root{
  --paper:#FFFFFF; --cream-deep:#FAFAFA; --stage:#F4F4F4;
  --ink:#181818; --ink-soft:#2B2B2B; --ink-mute:#545454; --ink-faint:#8A8A8A; --ink-pale:#C9C9C9;
  --surgical:#93B0A4; --scrub:#6E9189; --ice:#B8C6CC;
  --line:#DCDFE0; --line-soft:#EAECED;
  --maxw:1560px; --pad-x:clamp(20px,5vw,56px);
  --font-sans:"Geist","Helvetica Neue",Helvetica,Arial,sans-serif;
  --font-mono:"IBM Plex Mono","SF Mono",Consolas,monospace;
  --ease:cubic-bezier(.2,0,0,1); --dur:250ms;
  --focus:0 0 0 2px var(--paper),0 0 0 4px var(--ink);
  --img-home-hero:url("../assets/photo/home-hero.jpg");
  --img-range:url("../assets/photo/range.jpg");
  --img-batch-record:url("../assets/photo/batch-record.jpg");
  --img-private-review:url("../assets/photo/private-review.jpg");
  --img-release-check:url("../assets/photo/release-check.jpg");
  --img-hplc-lab:url("../assets/photo/hplc-lab.jpg");
  --img-lab-team:url("../assets/photo/lab-team.jpg");
  --img-markets:url("../assets/photo/markets.jpg");
  --img-how-we-work:url("../assets/photo/how-we-work.jpg");
  --img-library:url("../assets/photo/library.jpg");
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-sans);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;font-feature-settings:"tnum"}
a{color:inherit;text-decoration:none;transition:opacity var(--dur) var(--ease)}
a:hover{opacity:.7}
img{max-width:100%;display:block}
.dot{display:inline-block;width:.6em;height:.6em;border-radius:50%;background:currentColor;margin-left:.04em}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:var(--ink);color:var(--paper);padding:10px 16px;z-index:200}

.wordmark{font-family:var(--font-sans);font-weight:700;font-size:18px;letter-spacing:-0.02em;
  color:var(--ink);white-space:nowrap;display:inline-flex;align-items:baseline;line-height:1}
.wordmark .wm-dot{width:5px;height:5px;border-radius:50%;background:currentColor;
  display:inline-block;margin-left:3px;flex:none}
.wordmark.ft{color:var(--paper);font-size:21px;margin-bottom:14px;display:inline-flex}
@media(max-width:560px){.wordmark{font-size:15px}}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-soft);padding:14px var(--pad-x);
  display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center}
.nav .lockup{display:inline-flex;align-items:center;gap:12px}
.nav .lockup:hover{opacity:1}
.nav .mark{display:inline-flex;align-items:center;justify-content:center;background:var(--ink);color:var(--paper);
  font-weight:800;font-size:20px;letter-spacing:-1px;border-radius:2px;height:44px;min-width:44px}
.nav .wm{font-weight:800;font-size:15px;letter-spacing:-.4px;line-height:1.05;display:flex;flex-direction:column}
.nav .wm span:last-child{color:var(--ink-mute);font-weight:500;font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.nav .links{display:flex;gap:26px;font-size:14px;font-weight:500;justify-content:center;flex-wrap:wrap}
.nav .cta{padding:9px 20px;border:1px solid var(--ink);border-radius:999px;font-size:14px;font-weight:500}
.nav .cta:hover{background:var(--ink);color:var(--paper);opacity:1}
@media(max-width:1000px){.nav{grid-template-columns:auto auto}.nav .links{display:none}}

/* layout */
section{padding:clamp(64px,9vw,112px) var(--pad-x)}
section.tight{padding:clamp(40px,5vw,64px) var(--pad-x)}
section.contrast{background:var(--cream-deep)}
section.dark{background:var(--ink);color:var(--paper)}
section.dark p,section.dark li,section.dark td{color:var(--ice)}
section.dark h2,section.dark h3{color:var(--paper)}
.inner{max-width:var(--maxw);margin:0 auto}
.narrow{max-width:900px}
.eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink-faint);margin:0 0 20px;font-weight:500}
h1,h2,h3,h4{margin:0;letter-spacing:-.4px;line-height:1.1}
h1{font-size:clamp(40px,6vw,76px);font-weight:800;letter-spacing:-1.5px;line-height:1.03}
h1.sentence{font-size:clamp(30px,4vw,52px);letter-spacing:-1px;line-height:1.12;max-width:20ch}
h2{font-size:clamp(28px,4vw,48px);font-weight:700;letter-spacing:-1.1px;line-height:1.06;margin:0 0 18px}
h3{font-size:22px;font-weight:700;letter-spacing:-.35px;margin:0 0 10px}
h4{font-size:16px;font-weight:600;margin:0 0 8px}
p{font-size:17px;line-height:1.62;color:var(--ink-soft);max-width:70ch;margin:0 0 16px}
p.lead{font-size:20px;line-height:1.5;color:var(--ink-mute);max-width:60ch}
.sec-head{max-width:62ch;margin:0 0 clamp(36px,5vw,56px)}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* buttons */
.btn{padding:14px 30px;font-size:15px;font-weight:500;border-radius:999px;border:1px solid transparent;
  display:inline-flex;align-items:center;gap:10px;cursor:pointer;font-family:inherit;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease)}
.btn:focus-visible{outline:none;box-shadow:var(--focus)}
.btn.primary{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn.primary:hover{background:#000;opacity:1}
.btn.outline{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.outline:hover{background:var(--ink);color:var(--paper);opacity:1}
section.dark .btn.primary{background:var(--paper);color:var(--ink);border-color:var(--paper)}
section.dark .btn.outline{color:var(--paper);border-color:var(--paper)}
section.dark .btn.outline:hover{background:var(--paper);color:var(--ink)}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}

/* hero */
.hero{padding:clamp(28px,4vw,48px) var(--pad-x)}
.hero .inner{background:var(--stage);min-height:clamp(420px,50vw,600px);
  padding:clamp(48px,7vw,88px) clamp(32px,5vw,72px);display:flex;align-items:center}
.hero .text{max-width:820px}
.hero h1{margin-bottom:22px}
.hero p.lead{margin-bottom:0}

.hero.hero-img .inner{background:
  linear-gradient(90deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.92) 32%,rgba(255,255,255,.55) 58%,rgba(255,255,255,0) 82%),
  var(--img-home-hero) right center / cover no-repeat, var(--stage)}
@media(max-width:760px){.hero.hero-img .inner{background:
  linear-gradient(180deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.82) 44%,rgba(255,255,255,.35) 100%),
  var(--img-home-hero) center bottom / cover no-repeat, var(--stage);min-height:560px}}

/* trust band */
.band{padding:34px var(--pad-x);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.band .inner{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.band .k{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:6px}
.band .v{font-size:17px;font-weight:600;letter-spacing:-.2px}
.band .v em{font-style:normal;color:var(--scrub)}
@media(max-width:760px){.band .inner{grid-template-columns:repeat(2,1fr);gap:22px}}

/* grids */
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1000px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.g2,.g3,.g4{grid-template-columns:1fr}}

.card{padding:32px 28px;background:var(--cream-deep);display:flex;flex-direction:column}
section.contrast .card{background:var(--paper)}
.card .num{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:18px}
.card p{font-size:15px;margin-bottom:0}
.card ul{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-direction:column;gap:10px}
.card li{font-size:14px;color:var(--ink-mute);line-height:1.5;padding-left:16px;position:relative}
.card li:before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;border-radius:50%;background:var(--scrub)}

/* category tile */
.brief{border:1px solid var(--line);padding:clamp(24px,3vw,32px);display:grid;gap:20px}
.brief .bt h2{letter-spacing:-.4px}
.bform{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.bform input[type=email]{flex:1 1 260px;min-width:220px;padding:13px 14px;border:1px solid var(--line);
 background:var(--paper);font:inherit;font-size:15px;color:var(--ink)}
.bform input[type=email]:focus{outline:none;border-color:var(--ink)}
.bform .btn{flex:0 0 auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.band .bi{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:250px}
.band .bx{min-width:0}
.band .ic{color:var(--ink);flex:0 0 auto;opacity:.88}
.flag{display:inline-block;vertical-align:-2px;flex:0 0 auto;margin-right:9px}
.cc{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--ink-faint)}
.flag-x{display:inline-block;width:22px;height:15px;border:1px solid var(--line);vertical-align:-2px}
.idx tr.row{cursor:pointer;transition:background var(--dur) var(--ease)}
.idx tr.row:hover{background:var(--bone)}
.idx tr.row td:first-child{white-space:nowrap}
.idx tr.row a{font-weight:600}
.idx tr.row a::after{content:"";position:absolute;inset:0}
.idx tr.row td{position:relative}
.tile{border:1px solid var(--line);padding:28px;display:flex;flex-direction:column;gap:10px;
  transition:border-color var(--dur) var(--ease)}
.tile:hover{border-color:var(--ink);opacity:1}
.tile .count{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint)}
.tile p{font-size:14px;color:var(--ink-mute);margin:0}
.tile .go{font-size:13px;font-weight:600;margin-top:auto;padding-top:16px}

/* tables */
.tbl{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:15px}
.tbl th,.tbl td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-faint);font-weight:500;white-space:nowrap;width:220px}
.tbl td{color:var(--ink-soft)}
.tbl tr:last-child th,.tbl tr:last-child td{border-bottom:none}
.tbl.wide th{width:auto}
.scroll{overflow-x:auto}

/* compound index */
.idx{width:100%;border-collapse:collapse;font-size:15px}
.idx th{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-faint);font-weight:500;text-align:left;padding:12px 16px;border-bottom:1px solid var(--ink)}
.idx td{padding:14px 16px;border-bottom:1px solid var(--line-soft)}
.idx td.mono{font-family:var(--font-mono);font-size:13px;color:var(--ink-mute);white-space:nowrap}
.idx tr:hover td{background:var(--cream-deep)}
.idx a{font-weight:600}

/* badges */
.badge{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.06em;text-transform:uppercase;padding:5px 11px;border:1px solid var(--line);color:var(--ink-mute)}
.badge.ok{border-color:var(--surgical);color:var(--scrub)}

/* steps */
.steps{display:grid;gap:0;margin-top:36px;position:relative}
.step{display:grid;grid-template-columns:52px 1fr;gap:22px;padding:0 0 32px;position:relative}
.step:last-child{padding-bottom:0}
.step .n{position:relative;z-index:1;width:42px;height:42px;border-radius:50%;
 background:var(--ink);color:var(--paper);
 font-family:var(--font-mono);font-size:15px;font-weight:500;letter-spacing:.02em;
 display:flex;align-items:center;justify-content:center;
 transition:transform var(--dur) var(--ease)}
.step::before{content:"";position:absolute;left:21px;top:42px;bottom:-2px;width:1px;background:var(--line)}
.step:last-child::before{display:none}
.step:hover .n{transform:scale(1.06)}
.step .sc{padding-top:10px}
.step h3{font-size:17px;font-weight:700;letter-spacing:-.2px;margin:0 0 6px}
.step p{margin:0;font-size:15px;color:var(--ink-mute)}
@media(min-width:900px){
 .steps.flow{grid-template-columns:repeat(3,1fr);gap:30px}
 .steps.flow .step{grid-template-columns:1fr;gap:0;padding:0}
 .steps.flow .step::before{left:42px;right:-30px;top:21px;bottom:auto;width:auto;height:1px}
 .steps.flow .step:nth-child(3n)::before{display:none}
 .steps.flow .step .n{margin-bottom:18px}
 .steps.flow .step .sc{padding-top:0}}

/* faq */
.faq{border-top:1px solid var(--line);margin-top:32px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{padding:22px 0;font-size:17px;font-weight:600;cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;gap:20px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font-family:var(--font-mono);font-size:20px;color:var(--ink-faint);line-height:1}
.faq details[open] summary:after{content:"-"}
.faq details p{padding:0 0 22px;margin:0;font-size:16px;color:var(--ink-mute);max-width:80ch}

/* form */
.form{background:var(--cream-deep);padding:clamp(32px,5vw,56px)}
section.contrast .form{background:var(--paper)}
.form .row{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-bottom:18px}
@media(max-width:680px){.form .row{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-mute)}
.field .req{color:var(--scrub)}
.field input,.field select,.field textarea{font-family:inherit;font-size:15px;padding:13px 14px;
  border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:2px;width:100%}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(147,176,164,.25)}
.form .note{font-size:13px;color:var(--ink-faint);margin:16px 0 0;max-width:70ch}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.formmsg{margin-top:18px;padding:14px 16px;border:1px solid var(--surgical);background:#fff;font-size:15px;display:none}
.formmsg.show{display:block}
.formmsg.err{border-color:#A21B1B;color:#A21B1B}

/* full-bleed editorial hero system */
.hero.hero-split .inner{padding:0;display:block;position:relative;overflow:hidden;isolation:isolate}
.hero.hero-split .inner:after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(90deg,rgba(248,248,246,.98) 0%,rgba(248,248,246,.94) 29%,
  rgba(248,248,246,.74) 48%,rgba(248,248,246,.22) 70%,rgba(248,248,246,.04) 100%)}
.hero.hero-split .text{position:relative;z-index:2;padding:clamp(44px,6vw,82px) clamp(28px,4vw,64px);
  max-width:min(760px,58%)}
.hero-media{position:absolute;inset:0;z-index:0;min-height:0;height:auto;overflow:hidden;background:#E7E9E7}
.hero-media:before,.hero-media:after{content:"";position:absolute;pointer-events:none;
  background-image:var(--hero-image);background-repeat:no-repeat}
.hero-media:before{inset:-18px;background-size:cover;background-position:var(--hero-position,center);
  filter:blur(6px);transform:scale(1.04);opacity:.82}
.hero-media:after{inset:0;background-size:auto 100%;background-position:right center}
.hero-media.private{--hero-image:var(--img-private-review);--hero-position:58% center}
.hero-media.quality{--hero-image:var(--img-hplc-lab);--hero-position:62% center}
.hero-media.wholesale{--hero-image:var(--img-release-check);--hero-position:58% center}
.hero-media.team{--hero-image:var(--img-lab-team);--hero-position:68% center}
.hero-media.markets{--hero-image:var(--img-markets);--hero-position:65% center}
.hero-media.process{--hero-image:var(--img-how-we-work);--hero-position:62% center}
.hero-media.library{--hero-image:var(--img-library);--hero-position:66% center}
.hero-media.range{--hero-image:var(--img-range);--hero-position:60% center}
@media(max-width:820px){
  .hero.hero-split .text{max-width:none}
  .hero.hero-split .inner:after{background:linear-gradient(180deg,rgba(248,248,246,.97) 0%,
    rgba(248,248,246,.9) 46%,rgba(248,248,246,.35) 100%)}
  .hero-media:after{background-size:cover;background-position:center bottom}
}

/* story grid */
.visual-index{padding-top:clamp(48px,6vw,72px);padding-bottom:clamp(48px,6vw,72px)}
.visual-index .sec-head{margin-bottom:30px}
.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line)}
.story-card{background:var(--paper);display:flex;flex-direction:column;min-width:0}
.story-card:hover{opacity:1}
.story-image{aspect-ratio:16/10;background-size:cover;background-position:center;overflow:hidden;position:relative}
.story-image:after{content:"";position:absolute;inset:0;border:1px solid rgba(24,24,24,.05);pointer-events:none}
.story-image.private{background-image:var(--img-private-review)}
.story-image.quality{background-image:var(--img-hplc-lab);background-size:138%;background-position:42% 58%}
.story-image.wholesale{background-image:var(--img-release-check)}
.story-copy{padding:24px 24px 26px;display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start}
.story-copy .n{font-family:var(--font-mono);font-size:10px;color:var(--ink-faint);padding-top:5px}
.story-copy h3{font-size:19px;margin-bottom:7px}
.story-copy p{font-size:14px;line-height:1.55;margin:0;color:var(--ink-mute)}
@media(max-width:900px){.story-grid{grid-template-columns:1fr}}

/* catalogue plate */

/* compound visual */
.compound-visual{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:0;
  border:1px solid var(--line);margin-bottom:clamp(40px,6vw,72px);background:var(--paper)}
/* The certificate title sits far left and the vial far right, so a centred crop on a
   1.29 box squeezes both. A shorter box brings the ratio to 1.42 and a slight right
   bias protects the vial, which is the element the copy refers to. */
.compound-visual .image{min-height:380px;background:var(--img-batch-record) 54% center/cover no-repeat}
.compound-visual .copy{padding:clamp(30px,4vw,48px);align-self:center}
.compound-visual .copy p{font-size:15px;margin-bottom:0}
@media(max-width:760px){.compound-visual{grid-template-columns:1fr}.compound-visual .image{min-height:240px}}

/* reference grid, homepage section 2 */
.ref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);margin-top:clamp(36px,5vw,52px)}
.ref{background:var(--paper);padding:34px 30px 28px;display:flex;flex-direction:column;
  min-height:262px;transition:background var(--dur) var(--ease)}
.ref:hover{background:var(--cream-deep);opacity:1}
.ref .idx{font-family:var(--font-mono);font-size:13px;letter-spacing:.14em;color:var(--ink-pale);
  line-height:1;margin-bottom:26px;display:flex;align-items:center;gap:12px}
.ref .idx:after{content:"";flex:1;height:1px;background:var(--line-soft)}
.ref h3{font-size:19px;font-weight:700;letter-spacing:-.35px;line-height:1.25;margin:0 0 12px}
.ref p{font-size:14px;color:var(--ink-mute);line-height:1.6;margin:0 0 20px;max-width:none}
.ref .go{margin-top:auto;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink);display:inline-flex;gap:9px;align-items:center;
  border-top:1px solid var(--line-soft);padding-top:16px;width:100%}
.ref .go span{margin-left:auto;color:var(--ink-pale);transition:transform var(--dur) var(--ease)}
.ref:hover .go{color:var(--scrub)}
.ref:hover .go span{transform:translateX(3px);color:var(--scrub)}
.ref .fig{font-family:var(--font-sans);font-size:31px;font-weight:700;letter-spacing:-1px;
  color:var(--ink);line-height:1;margin:0 0 6px}
.ref .fig em{font-style:normal;font-size:13px;font-weight:500;color:var(--ink-faint);
  letter-spacing:0;margin-left:7px;text-transform:uppercase;font-family:var(--font-mono)}
@media(max-width:1000px){.ref-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.ref-grid{grid-template-columns:1fr}.ref{min-height:0}}

/* calculator */
.calc{background:var(--cream-deep);padding:clamp(28px,4vw,44px);border:1px solid var(--line)}
section.contrast .calc{background:var(--paper)}
.calc .in{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:26px}
@media(max-width:680px){.calc .in{grid-template-columns:1fr}}
.calc .out{border-top:1px solid var(--line);padding-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:680px){.calc .out{grid-template-columns:1fr;gap:14px}}
.calc .res .k{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:6px}
.calc .res .v{font-family:var(--font-mono);font-size:26px;font-weight:500;color:var(--ink);letter-spacing:-.5px}
.calc .res .v small{font-size:13px;color:var(--ink-mute);font-weight:400;margin-left:3px}
.calc .warn{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-faint);max-width:80ch}
.calc .bad{color:#A21B1B}

/* evidence grading */
.grade{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.08em;text-transform:uppercase;padding:6px 12px;border:1px solid var(--line)}
.grade .dot{width:7px;height:7px;border-radius:50%;background:var(--ink-pale)}
.grade.strong{border-color:var(--surgical);color:var(--scrub)} .grade.strong .dot{background:var(--surgical)}
.grade.moderate{border-color:#B07A0B;color:#8A6A2A} .grade.moderate .dot{background:#B07A0B}
.grade.thin{border-color:var(--ink-pale);color:var(--ink-faint)}
.meta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:22px}
.meta-row .stamp{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--ink-faint);
  text-transform:uppercase;padding:6px 0}
.src{width:100%;border-collapse:collapse;font-size:14px}
.src th{font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-faint);font-weight:500;text-align:left;padding:10px 14px 10px 0;border-bottom:1px solid var(--ink)}
.src td{padding:13px 14px 13px 0;border-bottom:1px solid var(--line-soft);vertical-align:top;color:var(--ink-soft)}
.src td.d{font-family:var(--font-mono);font-size:12px;color:var(--ink-mute);white-space:nowrap}
.src a{border-bottom:1px solid var(--ink-pale);word-break:break-word}
.gaps{list-style:none;padding:0;margin:0}
.gaps li{font-size:15px;color:var(--ink-mute);line-height:1.55;padding:11px 0 11px 22px;position:relative;
  border-bottom:1px solid var(--line-soft);max-width:80ch}
.gaps li:before{content:"?";position:absolute;left:0;top:11px;font-family:var(--font-mono);color:var(--ink-pale)}

/* prose */
.prose h2{margin-top:clamp(38px,5vw,56px)}
.prose h3{margin-top:30px;font-size:19px}
.prose ol,.prose ul{padding-left:20px;margin:0 0 18px}
.prose li{font-size:17px;line-height:1.62;color:var(--ink-soft);margin-bottom:10px;max-width:70ch}
.prose .callout{background:var(--cream-deep);border-left:3px solid var(--surgical);padding:20px 24px;margin:26px 0}
.prose .callout p{margin:0;font-size:15px}

.form .opt-head{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink-faint);border-top:1px solid var(--line);
  padding-top:20px;margin-bottom:18px}

/* footer */
footer{background:var(--ink);color:var(--ice);padding:clamp(56px,7vw,88px) var(--pad-x) 40px}
footer .inner{max-width:var(--maxw);margin:0 auto}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
@media(max-width:900px){footer .cols{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){footer .cols{grid-template-columns:1fr}}
footer .ft-h{color:var(--paper);font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;font-weight:500;margin-bottom:16px}
footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
footer a,footer li{font-size:14px;color:var(--ice)}
footer .legal{border-top:1px solid #2E2E2E;padding-top:28px;display:flex;justify-content:space-between;
  gap:24px;flex-wrap:wrap;font-size:11px;line-height:1.7;color:#6E7A80}
footer .legal a{color:#9A9A93;border-bottom:1px solid #3A3A3A}
footer .legal a:hover{color:var(--paper);opacity:1}

footer .wm{font-weight:800;font-size:22px;color:var(--paper);letter-spacing:-.6px;margin-bottom:14px}

/* breadcrumb */
.crumb{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-faint);padding:22px var(--pad-x) 0;max-width:var(--maxw);margin:0 auto}
.crumb a{color:var(--ink-mute)}