/* Layout: lab report meets plant floor. Photographic specimen plates carry the page; everything else is a quiet spec sheet with generous margins. */
:root{
  --paper:#F2F1EC; --card:#FBFAF6; --ink:#15201C; --muted:#58625C; --line:#D9DAD2; --line-strong:#B9BDB3;
  --accent:#8F5D10; --accent-fill:#C98A1A; --accent-ink:#1B1408;
  --sage:#6F7D69; --teal:#1E5B57; --teal-soft:#DFE8E3;
  --defect:#AF3A2A; --target:#2C7A4C;
  --plate:#17211D; --plate-ink:#EEF0EA;
  --f-display:"Spectral", "Iowan Old Style", Georgia, serif;
  --f-body:"Public Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --s-1:.8125rem; --s0:1rem; --s1:1.1875rem; --s2:1.5rem; --s3:clamp(1.9rem,3.4vw,2.6rem); --s4:clamp(2.6rem, 6vw, 4.9rem);
  --radius:4px; --maxw:1240px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --paper:#0E1412; --card:#151D1A; --ink:#E6EAE4; --muted:#9AA69F; --line:#26312D; --line-strong:#3A4742;
  --accent:#E3A948; --accent-fill:#E3A948; --accent-ink:#1B1408;
  --sage:#A7B5A0; --teal:#7DBDB5; --teal-soft:#16302D;
  --defect:#E57A66; --target:#72C793;
  --plate:#0A0F0D; --plate-ink:#EEF0EA; color-scheme:dark;
}}
:root[data-theme="dark"]{
  --paper:#0E1412; --card:#151D1A; --ink:#E6EAE4; --muted:#9AA69F; --line:#26312D; --line-strong:#3A4742;
  --accent:#E3A948; --accent-fill:#E3A948; --accent-ink:#1B1408;
  --sage:#A7B5A0; --teal:#7DBDB5; --teal-soft:#16302D;
  --defect:#E57A66; --target:#72C793;
  --plate:#0A0F0D; --plate-ink:#EEF0EA; color-scheme:dark;
}
:root:lang(ru){--f-body:"Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:var(--s0);line-height:1.6;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--paper)}
a{color:inherit}
h1,h2,h3{font-family:var(--f-display);font-weight:400;line-height:1.08;text-wrap:balance;margin:0;letter-spacing:-.015em}
h2{font-size:var(--s3)}
h3{font-size:var(--s2)}
h2 em,h1 em{font-style:italic;color:var(--sage)}
p{margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:max(16px, env(safe-area-inset-right,0px))}
@media (min-width:900px){.wrap{padding-left:max(40px, env(safe-area-inset-left,0px));padding-right:max(40px, env(safe-area-inset-right,0px))}}
.eyebrow{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.lede{font-size:var(--s1);color:var(--muted);max-width:60ch;line-height:1.65}
.mono{font-family:var(--f-mono)}
:focus-visible{outline:2px solid var(--accent-fill);outline-offset:3px}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb, var(--paper) 92%, transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:28px;padding-block:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand svg{flex:none}
.brand b{display:block;font-family:var(--f-display);font-weight:500;font-size:1.375rem;letter-spacing:-.02em;line-height:1}
.brand small{display:block;white-space:nowrap;font-family:var(--f-mono);font-size:.625rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.nav{display:flex;gap:26px;margin-left:auto;font-size:.9375rem}
.nav a{text-decoration:none;color:var(--muted);white-space:nowrap}
.nav a:hover{color:var(--ink)}
.lang{display:inline-flex;border:1px solid var(--line-strong);border-radius:999px;padding:2px}
.lang button{font:500 .75rem/1 var(--f-mono);letter-spacing:.06em;border:0;background:transparent;color:var(--muted);padding:7px 10px;border-radius:999px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:600 .9375rem/1 var(--f-body);padding:16px 22px;border-radius:var(--radius);text-decoration:none;border:1px solid transparent;cursor:pointer;white-space:nowrap}
.btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2}
.btn-primary{background:var(--ink);color:var(--paper)}
.btn-primary:hover{background:color-mix(in srgb,var(--ink) 85%,var(--accent-fill))}
.btn-gold{background:var(--accent-fill);color:var(--accent-ink)}
.btn-gold:hover{filter:brightness(1.06)}
.btn-link{padding:16px 2px;border-bottom:1px solid var(--line-strong);border-radius:0;color:var(--ink)}
.btn-link:hover{border-color:var(--ink)}
.top .btn{padding:11px 16px;font-size:.875rem}
@media (max-width:1240px){.nav{display:none}.lang{margin-left:auto}}
@media (max-width:480px){.top .wrap{gap:12px}.top .btn{display:none}}

/* hero */
.hero{padding-block:72px 80px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:64px;align-items:center}
.hero h1{font-size:var(--s4);margin-top:22px}
.hero .lede{margin-top:28px}
.hero-ctas{display:flex;flex-wrap:wrap;align-items:center;gap:20px 28px;margin-top:36px}
.coverage{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:40px;font-family:var(--f-mono);font-size:var(--s-1);color:var(--muted)}
.coverage b{color:var(--ink);font-weight:500}
.hero-photo{position:relative;margin:0;aspect-ratio:4/5;max-width:100%;overflow:hidden;border-radius:2px;background:var(--plate)}
.hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:62% 40%}
.hero-photo .ov{position:absolute;left:20px;right:20px;top:18px;display:flex;justify-content:space-between;font:500 .6875rem/1.5 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.92);text-shadow:0 1px 8px rgba(0,0,0,.35)}
.reading{position:absolute;right:0;bottom:28px;background:var(--card);color:var(--ink);padding:18px 22px;display:grid;gap:4px;min-width:min(250px,80%);box-shadow:0 18px 40px -20px rgba(0,0,0,.45)}
.reading .mono{font-size:.6875rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.reading strong{font-family:var(--f-display);font-weight:400;font-size:1.75rem;line-height:1.1}
.reading span.ok{font-size:.8125rem;color:var(--target);font-weight:600}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero{padding-block:44px 56px}.hero-photo{aspect-ratio:1/1}}

/* focus strip */
.strip{border-block:1px solid var(--line)}
.strip .wrap{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0}
.strip a{padding:22px 18px 22px 0;text-decoration:none;font-family:var(--f-display);font-size:1.25rem;border-right:1px solid var(--line);padding-left:18px}
.strip a:first-child{padding-left:0}
.strip a:last-child{border-right:0}
.strip a span{display:block;font:500 .6875rem/1 var(--f-mono);letter-spacing:.1em;color:var(--accent);margin-bottom:8px}
.strip a:hover{color:var(--accent)}
@media (max-width:900px){.strip .wrap{grid-template-columns:1fr 1fr}.strip a{border-right:0;border-bottom:1px solid var(--line);padding-left:0}.strip a:last-child{border-bottom:0}}

/* sections */
section{padding-block:104px}
.sec-head{display:grid;gap:18px;max-width:780px;margin-bottom:56px}
@media (max-width:700px){section{padding-block:64px}.sec-head{margin-bottom:36px}}

/* specimen plates */
.cases{display:grid;gap:96px}
.case{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px;align-items:center}
.case:nth-child(even) .compare{order:2}
@media (max-width:960px){.case{grid-template-columns:1fr;gap:28px}.case:nth-child(even) .compare{order:0}}
.compare{margin:0}
.stage{position:relative;aspect-ratio:1/1;max-width:100%;border-radius:2px;overflow:hidden;background:var(--plate);cursor:ew-resize;touch-action:pan-y;user-select:none;-webkit-user-select:none;--pos:50%}
.stage img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;pointer-events:none;-webkit-user-drag:none}
.stage .before{clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.divider{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;margin-left:-1px;background:rgba(255,255,255,.95);box-shadow:0 0 0 1px rgba(0,0,0,.08);pointer-events:none}
.knob{position:absolute;top:50%;left:50%;width:46px;height:46px;margin:-23px 0 0 -23px;border-radius:50%;background:#fff;box-shadow:0 6px 18px rgba(0,0,0,.25);display:grid;place-items:center}
.knob svg{width:22px;height:22px;stroke:#17211D}
.tag{position:absolute;top:16px;font:500 .6875rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;padding:8px 10px;pointer-events:none;background:rgba(251,250,246,.94);color:#15201C}
.tag i{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:7px;vertical-align:1px}
.tag-l{left:16px}.tag-l i{background:#AF3A2A}
.tag-r{right:16px}.tag-r i{background:#2C7A4C}
.pins{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--pos)) 0 0);pointer-events:none}
.pin{position:absolute;transform:translate(-50%,-50%);width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.95);color:#8A2A1C;font:600 .75rem/24px var(--f-mono);text-align:center;box-shadow:0 0 0 3px rgba(175,58,42,.6),0 3px 10px rgba(0,0,0,.3)}
.plate-meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:14px;font-family:var(--f-mono);font-size:.75rem;color:var(--muted)}
.case-text{display:grid;gap:22px;min-width:0}
.case-text h3{font-size:var(--s3)}
.defects{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:.9375rem}
.defects li{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:baseline}
.defects .n{width:22px;height:22px;border-radius:50%;border:1.5px solid var(--defect);color:var(--defect);font:600 .6875rem/19px var(--f-mono);text-align:center}
.spec{border-top:1px solid var(--line);display:grid}
.spec-row{display:grid;grid-template-columns:150px 1fr;gap:16px;padding-block:14px;border-bottom:1px solid var(--line);font-size:.9375rem}
.spec-row dt{font-family:var(--f-mono);font-size:.6875rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-top:4px}
.spec-row dd{margin:0;min-width:0}
.case-link{font-weight:600;font-size:.9375rem;text-decoration:none;border-bottom:1px solid var(--line-strong);justify-self:start;padding-bottom:4px}
.case-link:hover{border-color:var(--ink)}
@media (max-width:520px){.spec-row{grid-template-columns:1fr;gap:4px}}
.disclaimer{margin-top:72px;padding-top:20px;border-top:1px solid var(--line);font-size:.75rem;color:var(--muted)}

/* case file */
.band{background:var(--card);border-block:1px solid var(--line)}
.casefile{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:64px;align-items:center}
.cf-points{display:grid;gap:16px;margin-top:28px}
.cf-points div{display:grid;grid-template-columns:auto 1fr;gap:14px;font-size:.9375rem;color:var(--muted)}
.cf-points b{font-family:var(--f-mono);font-weight:500;font-size:.75rem;color:var(--accent);padding-top:3px}
@media (max-width:900px){.casefile{grid-template-columns:1fr;gap:36px}}
.intake{background:var(--paper);border:1px solid var(--line);border-radius:6px;box-shadow:0 30px 60px -40px rgba(10,20,15,.45);overflow:hidden}
.intake-head{display:flex;justify-content:space-between;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line);font-family:var(--f-mono);font-size:.75rem;color:var(--muted)}
.intake-head b{color:var(--ink);font-weight:500}
.intake-body{padding:18px 20px 20px;display:grid;gap:16px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:.875rem;margin:0}
.kv dt{color:var(--muted)}
.kv dd{margin:0}
.chip{display:inline-block;font-family:var(--f-mono);font-size:.6875rem;padding:3px 8px;border-radius:999px;border:1px solid var(--line-strong);margin:0 4px 4px 0;color:var(--muted)}
.chip.bad{border-color:color-mix(in srgb,var(--defect) 50%,transparent);color:var(--defect)}
.chart svg{display:block;width:100%;height:auto}
.chart text{font-family:var(--f-mono);font-size:8px;fill:var(--muted)}
.chart .axis{stroke:var(--line-strong);stroke-width:.75}
.chart .grid{stroke:var(--line);stroke-width:.5}
.chart .band{fill:var(--target);opacity:.16}
.chart .ref{fill:none;stroke:var(--muted);stroke-width:1.2;stroke-dasharray:3 3}
.chart .act{fill:none;stroke:var(--defect);stroke-width:1.8}
.chart .dot{fill:var(--defect)}
.chart .lab{fill:var(--defect);font-weight:500}
.chart .lab-ok{fill:var(--target)}
.finding{font-size:.875rem;padding:12px 14px;background:var(--teal-soft);border-radius:4px;color:var(--ink)}
.finding b{color:var(--teal)}

/* services */
.services{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 64px}
.svc-list{display:grid;border-top:1px solid var(--line-strong);align-content:start}
.svc-btn{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:12px;text-align:left;font:inherit;font-family:var(--f-display);font-size:1.5rem;color:var(--muted);background:none;border:0;border-bottom:1px solid var(--line);padding:22px 0;cursor:pointer}
.svc-btn b{font-weight:400}
.svc-btn span{font:500 .6875rem/1 var(--f-mono);letter-spacing:.08em;color:var(--accent)}
.svc-btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.6}
.svc-btn[aria-selected="true"],.svc-btn:hover{color:var(--ink)}
.svc-btn[aria-selected="true"]{border-bottom-color:var(--ink)}
.svc-panel{background:var(--teal-soft);padding:36px;display:grid;gap:16px;align-content:start;min-height:100%}
.svc-panel .code{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.1em;color:var(--teal)}
.svc-panel h3{font-size:1.875rem}
.svc-panel p{color:var(--muted)}
.svc-panel ul{margin:0;padding-left:18px;display:grid;gap:6px;font-size:.9375rem}
@media (max-width:900px){.services{grid-template-columns:1fr;gap:24px}.svc-btn{font-size:1.25rem;padding:16px 0}.svc-panel{padding:24px}}

/* process */
.process{background:var(--plate);color:var(--plate-ink)}
.process .eyebrow{color:#E3A948}
.process .lede{color:#B4BEB8}
.process h2 em{color:#A7B5A0}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 40px;counter-reset:s}
.step{padding:26px 0 32px;border-top:1px solid rgba(255,255,255,.22);display:grid;gap:10px;align-content:start;counter-increment:s}
.step::before{content:counter(s, decimal-leading-zero);font-family:var(--f-mono);font-size:.75rem;letter-spacing:.08em;color:#E3A948}
.step h3{font-size:1.5rem}
.step p{color:#B4BEB8;font-size:.9375rem}
.step .when{font-family:var(--f-mono);font-size:.75rem;color:#EEF0EA}
@media (max-width:900px){.steps{grid-template-columns:1fr}}

/* engagements */
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.plan{background:var(--card);border:1px solid var(--line);padding:30px;display:grid;gap:16px;align-content:start}
.plan.feature{border-color:var(--ink)}
.plan .dur{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.plan h3{font-size:1.75rem}
.plan ul{margin:0;padding-left:18px;font-size:.9375rem;display:grid;gap:5px}
.plan .fit{font-size:.875rem;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}
@media (max-width:900px){.plans{grid-template-columns:1fr}}

/* yield calc */
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:start}
.calc-form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:grid;gap:7px;min-width:0}
.field.full{grid-column:1/-1}
.field label,.field .lbl{font-size:.8125rem;font-weight:600}
.field .help{font-size:.75rem;color:var(--muted)}
input,select,textarea{font:inherit;font-size:.9375rem;color:var(--ink);background:var(--card);border:1px solid var(--line-strong);border-radius:var(--radius);padding:12px 13px;width:100%;min-width:0}
textarea{min-height:130px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-fill);outline-offset:0;border-color:transparent}
.result{background:var(--plate);color:var(--plate-ink);padding:32px;display:grid;gap:18px}
.result .big{font-family:var(--f-display);font-size:clamp(2.4rem,5vw,3.6rem);line-height:1;font-variant-numeric:tabular-nums}
.result .row{display:flex;justify-content:space-between;gap:12px;border-top:1px solid rgba(255,255,255,.14);padding-top:12px;font-family:var(--f-mono);font-size:.8125rem;font-variant-numeric:tabular-nums}
.result .row span:first-child{color:#A9B4AE}
.result small{color:#A9B4AE;font-size:.75rem}
@media (max-width:900px){.calc{grid-template-columns:1fr}}
@media (max-width:480px){.calc-form{grid-template-columns:1fr}}

/* trust */
.trust{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px}
.trust div{display:grid;gap:8px;align-content:start;border-top:1px solid var(--line-strong);padding-top:20px}
.trust h3{font-size:1.0625rem;font-family:var(--f-body);font-weight:700;letter-spacing:0}
.trust p{font-size:.9375rem;color:var(--muted)}
@media (max-width:900px){.trust{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.trust{grid-template-columns:1fr}}

/* faq + glossary */
.faq-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:72px}
details{border-bottom:1px solid var(--line);padding-block:20px}
details:first-of-type{border-top:1px solid var(--line)}
summary{cursor:pointer;font-family:var(--f-display);font-size:1.3125rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--f-mono);color:var(--accent);font-size:1.25rem;line-height:1.2}
details[open] summary::after{content:"–"}
details p{margin-top:12px;color:var(--muted);max-width:65ch}
.gloss{display:grid;gap:18px;align-content:start;margin:0}
.gloss dt{font-family:var(--f-display);font-size:1.1875rem;font-style:italic}
.gloss dd{margin:3px 0 0;font-size:.875rem;color:var(--muted)}
@media (max-width:900px){.faq-grid{grid-template-columns:1fr;gap:48px}}

/* apply */
.apply{background:var(--plate);color:var(--plate-ink)}
.apply .eyebrow{color:#E3A948}
.apply .lede{color:#B4BEB8}
.apply h2 em{color:#A7B5A0}
.apply-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:64px;align-items:start}
.apply-points{display:grid;gap:14px;margin-top:32px;font-size:.9375rem;color:#C9D1CC}
.apply-points div{display:grid;grid-template-columns:20px 1fr;gap:10px}
.apply-points svg{margin-top:4px;stroke:#E3A948}
.form{background:var(--card);color:var(--ink);padding:32px;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form h3{grid-column:1/-1;font-size:1.75rem}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-strong);border-radius:999px;padding:7px 12px;font-size:.875rem;font-weight:500;cursor:pointer}
.checks input{width:auto;margin:0;accent-color:var(--accent-fill)}
.checks label:has(input:checked){border-color:var(--accent-fill);background:color-mix(in srgb,var(--accent-fill) 14%,transparent)}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.8125rem;color:var(--muted)}
.consent input{width:auto;margin-top:3px;accent-color:var(--accent-fill)}
.form .btn{justify-self:start}
.err{color:var(--defect);font-size:.8125rem;grid-column:1/-1}
.done{grid-column:1/-1;display:grid;gap:10px;padding:18px;background:var(--teal-soft)}
.done b{color:var(--teal)}
.done pre{white-space:pre-wrap;font-family:var(--f-mono);font-size:.75rem;background:var(--card);border:1px solid var(--line);padding:12px;margin:0;max-height:260px;overflow:auto}
@media (max-width:900px){.apply-grid{grid-template-columns:1fr;gap:40px}}
@media (max-width:560px){.form{grid-template-columns:1fr;padding:22px}}
.inbox{margin-top:40px;border:1px solid rgba(255,255,255,.16);padding:20px;display:grid;gap:12px}
.inbox h3{font-size:1.25rem}
.inbox table{width:100%;border-collapse:collapse;font-size:.8125rem}
.inbox th,.inbox td{text-align:left;padding:8px 10px;border-bottom:1px solid rgba(255,255,255,.12);vertical-align:top}
.inbox th{font-family:var(--f-mono);font-weight:500;color:#A9B4AE;font-size:.6875rem;text-transform:uppercase;letter-spacing:.06em}
.tbl{overflow-x:auto}

.btn .wa-i,.wa-float .wa-i{width:18px;height:18px;flex:none}
.btn-wa{background:#1F7A4D;color:#fff}
.btn-wa:hover{background:#18663F}
.wa-box{margin-top:36px;padding:24px;border:1px solid rgba(255,255,255,.16);display:grid;gap:14px;justify-items:start}
.wa-num{font-size:.875rem;color:#C9D1CC}
.wa-num b{color:#EEF0EA;font-weight:500;user-select:all}
.wa-note{font-size:.8125rem;color:#A9B4AE}
.wa-float{position:fixed;z-index:30;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));display:inline-flex;align-items:center;gap:8px;background:#1F7A4D;color:#fff;text-decoration:none;font:600 .875rem/1 var(--f-body);padding:14px 18px;border-radius:999px;box-shadow:0 10px 30px -8px rgba(0,0,0,.45)}
.wa-float:hover{background:#18663F}
@media (max-width:480px){.hero-ctas .btn{white-space:normal;text-align:left;line-height:1.3}.btn-wa,.wa-box .btn{white-space:normal;text-align:left;line-height:1.3}}
@media (max-width:420px){.brand small{display:none}}
@media (max-width:480px){.lang button{padding:7px 7px}.wa-float span{display:none}.wa-float{padding:15px}.top .btn{display:none}}

/* 3D background + depth */
#bg3d{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.75}
main,footer{position:relative;z-index:1}
.band{background:color-mix(in srgb,var(--card) 80%,transparent);backdrop-filter:blur(2px)}
.tilt{transition:transform .35s cubic-bezier(.2,.7,.2,1);transform-style:preserve-3d;will-change:transform}
.rv{transition:transform .9s cubic-bezier(.2,.7,.2,1),opacity .9s;transform:perspective(1100px) rotateX(5deg) translateY(18px);opacity:.92}
.rv.in{transform:none;opacity:1}
@media (prefers-reduced-motion: reduce){.rv{transform:none;opacity:1;transition:none}.tilt{transition:none}}
.about{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:64px;align-items:start}
.ab-text{display:grid;gap:20px}
.ab-text>p:not(.eyebrow):not(.lede){color:var(--muted);max-width:62ch}
.ab-quote{margin:8px 0 0;padding:4px 0 4px 22px;border-left:2px solid var(--accent-fill);font-family:var(--f-display);font-style:italic;font-size:1.5rem;line-height:1.35;max-width:30ch}
.ab-side{display:grid;gap:28px}
.ab-stats{display:grid;gap:0;margin:0;border-top:1px solid var(--line-strong)}
.ab-stats div{display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:baseline;padding-block:16px;border-bottom:1px solid var(--line)}
.ab-stats dt{font-family:var(--f-display);font-size:2.25rem;line-height:1;color:var(--accent)}
.ab-stats dd{margin:0;font-size:.9375rem;color:var(--muted)}
.team{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.member{display:grid;gap:12px;background:color-mix(in srgb,var(--card) 85%,transparent);border:1px solid var(--line);padding:18px}
.member b{display:block;font-family:var(--f-display);font-weight:500;font-size:1.125rem}
.member span{font-size:.8125rem;color:var(--muted)}
.avatar{width:64px;height:64px;border-radius:50%;background:var(--teal-soft);display:grid;place-items:center;overflow:hidden}
.avatar svg{width:44px;height:44px;fill:none;stroke:var(--teal);stroke-width:2.2}
.ways{list-style:none;margin:56px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px}
.ways li{border-top:2px solid var(--ink);padding-top:20px;display:grid;gap:8px;align-content:start}
.ways span{font-family:var(--f-mono);font-size:.75rem;color:var(--accent)}
.ways h3{font-size:1.5rem}
.ways p{color:var(--muted);font-size:.9375rem}
@media (max-width:900px){.about{grid-template-columns:1fr;gap:40px}.ways{grid-template-columns:1fr;gap:24px}}
@media (max-width:420px){.team{grid-template-columns:1fr}}
footer{padding-block:44px;border-top:1px solid var(--line);font-size:.875rem;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}

/* ===== Multi-page additions ===== */

/* ---- 3D page transitions (native cross-document View Transitions) ---- */
@view-transition { navigation: auto; }
.top { view-transition-name: site-top; }
.wa-float { view-transition-name: wa-float; }
::view-transition { background: #0E1412; }
@media (prefers-reduced-motion: no-preference) {
  :root { --vt-dur: .9s; --vt-ease: cubic-bezier(.65, 0, .35, 1); }
  ::view-transition-image-pair(root) { perspective: 2200px; animation: vt-depth var(--vt-dur) var(--vt-ease) both; }
  ::view-transition-old(root), ::view-transition-new(root) { backface-visibility: hidden; mix-blend-mode: normal; }

  /* forward: the page turns left like a cube face */
  html:active-view-transition-type(fwd)::view-transition-old(root) { transform-origin: 100% 50%; animation: cube-out-l var(--vt-dur) var(--vt-ease) both; }
  html:active-view-transition-type(fwd)::view-transition-new(root) { transform-origin: 0 50%; animation: cube-in-r var(--vt-dur) var(--vt-ease) both; }
  /* back: the cube turns the other way */
  html:active-view-transition-type(back)::view-transition-old(root) { transform-origin: 0 50%; animation: cube-out-r var(--vt-dur) var(--vt-ease) both; }
  html:active-view-transition-type(back)::view-transition-new(root) { transform-origin: 100% 50%; animation: cube-in-l var(--vt-dur) var(--vt-ease) both; }
  /* language switch: the cube rolls upward */
  html:active-view-transition-type(lang)::view-transition-old(root) { transform-origin: 50% 100%; animation: roll-out-u var(--vt-dur) var(--vt-ease) both; }
  html:active-view-transition-type(lang)::view-transition-new(root) { transform-origin: 50% 0; animation: roll-in-u var(--vt-dur) var(--vt-ease) both; }
}
@keyframes vt-depth { 50% { transform: scale(.82); } }
@keyframes cube-out-l { to { transform: translateX(-100%) rotateY(-90deg); filter: brightness(.45); } }
@keyframes cube-in-r { from { transform: translateX(100%) rotateY(90deg); filter: brightness(.45); } }
@keyframes cube-out-r { to { transform: translateX(100%) rotateY(90deg); filter: brightness(.45); } }
@keyframes cube-in-l { from { transform: translateX(-100%) rotateY(-90deg); filter: brightness(.45); } }
@keyframes roll-out-u { to { transform: translateY(-100%) rotateX(90deg); filter: brightness(.45); } }
@keyframes roll-in-u { from { transform: translateY(100%) rotateX(-90deg); filter: brightness(.45); } }

/* ---- fallback for browsers without cross-document transitions ---- */
html.vt-out main, html.vt-out footer { animation: fb-out .42s cubic-bezier(.5, 0, .75, 0) both; }
html.vt-out.vt-back main, html.vt-out.vt-back footer { animation-name: fb-out-b; }
html.vt-out.vt-lang main, html.vt-out.vt-lang footer { animation-name: fb-out-u; }
html.vt-in main { animation: fb-in .6s cubic-bezier(.2, .7, .2, 1) both; }
html.vt-in.vt-back main { animation-name: fb-in-b; }
html.vt-in.vt-lang main { animation-name: fb-in-u; }
@keyframes fb-out { to { transform: perspective(1600px) translateX(-18%) rotateY(-28deg) scale(.92); opacity: 0; } }
@keyframes fb-out-b { to { transform: perspective(1600px) translateX(18%) rotateY(28deg) scale(.92); opacity: 0; } }
@keyframes fb-out-u { to { transform: perspective(1600px) translateY(-8%) rotateX(22deg) scale(.94); opacity: 0; } }
@keyframes fb-in { from { transform: perspective(1600px) translateX(18%) rotateY(28deg) scale(.92); opacity: 0; } }
@keyframes fb-in-b { from { transform: perspective(1600px) translateX(-18%) rotateY(-28deg) scale(.92); opacity: 0; } }
@keyframes fb-in-u { from { transform: perspective(1600px) translateY(8%) rotateX(-22deg) scale(.94); opacity: 0; } }

/* ---- still "milk" background: creamy base, soft wave layers, no motion ---- */
:root { --paper: #F4F2EC; --milk-sheen: #FFFFFF; --milk-hi: #FFFFFF; --milk-1: #ECE8DF; --milk-2: #E6E0D3; --milk-3: #DFD8C8; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --paper: #0E1412; --milk-sheen: #1C2723; --milk-hi: #2B3733; --milk-1: #131B18; --milk-2: #151E1B; --milk-3: #18221E; } }
:root[data-theme="dark"] { --paper: #0E1412; --milk-sheen: #1C2723; --milk-hi: #2B3733; --milk-1: #131B18; --milk-2: #151E1B; --milk-3: #18221E; }
#bg3d { display: none; }
.milk-bg { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.milk-bg svg { width: 100%; height: 100%; display: block; }
@media (max-width: 700px) { .milk-bg svg { opacity: .8; } }

/* ---- header: language links + mobile menu ---- */
.skip { position: absolute; left: 12px; top: -60px; z-index: 50; background: var(--ink); color: var(--paper); padding: 10px 14px; border-radius: var(--radius); }
.skip:focus { top: 12px; }
.lang a { font: 500 .75rem/1 var(--f-mono); letter-spacing: .06em; color: var(--muted); padding: 7px 10px; border-radius: 999px; text-decoration: none; }
.lang a:hover { color: var(--ink); }
.lang a[aria-current] { background: var(--ink); color: var(--paper); }
.nav a[aria-current] { color: var(--ink); box-shadow: inset 0 -2px 0 var(--accent-fill); padding-bottom: 4px; }
.menu { display: none; position: relative; border: 0; padding: 0; }
details.menu summary::after, details.menu[open] summary::after { content: none; }
.menu summary { list-style: none; cursor: pointer; width: 42px; height: 42px; display: grid; place-content: center; gap: 5px; border: 1px solid var(--line-strong); border-radius: var(--radius); }
.menu summary::-webkit-details-marker { display: none; }
.menu summary span { display: block; width: 18px; height: 1.5px; background: var(--ink); transition: transform .3s, opacity .3s; }
.menu[open] summary span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu[open] summary span:nth-child(2) { opacity: 0; }
.menu[open] summary span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.menu nav { position: absolute; right: 0; top: calc(100% + 12px); min-width: 240px; background: var(--card); border: 1px solid var(--line); box-shadow: 0 24px 50px -24px rgba(0, 0, 0, .45); display: grid; padding: 8px; transform-origin: top right; animation: menu-in .35s cubic-bezier(.2, .7, .2, 1); }
.menu nav a { padding: 12px 14px; text-decoration: none; font-size: .9375rem; border-radius: var(--radius); }
.menu nav a:hover, .menu nav a[aria-current] { background: var(--teal-soft); }
@keyframes menu-in { from { opacity: 0; transform: perspective(800px) rotateX(-18deg) translateY(-6px); } }
@media (max-width: 1240px) { .menu { display: block; } }

/* ---- headings ---- */
.hero h1.h1-kw { font-family: var(--f-mono); font-size: .8125rem; line-height: 1.5; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin: 0; max-width: 46ch; }
.hero .display { font-family: var(--f-display); font-size: var(--s4); line-height: 1.04; letter-spacing: -.015em; text-wrap: balance; margin-top: 20px; }
.hero .display em { font-style: italic; color: var(--sage); }
h1.pg { font-size: clamp(2.3rem, 5vw, 4rem); }
h1 em { font-style: italic; }
.process h1 em, .apply h1 em { color: #A7B5A0; }

/* ---- breadcrumb ---- */
.crumbs { display: flex; flex-wrap: wrap; gap: 6px 10px; padding-top: 28px; font: .75rem/1.4 var(--f-mono); color: var(--muted); position: relative; z-index: 1; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--ink); }
.crumbs [aria-current] { color: var(--ink); }
.crumbs + section { padding-top: 48px; }

/* ---- defect hub: before/after slider cards ---- */
.hub .sec-head { margin-bottom: 44px; }
.dgrid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 40px 28px; }
.dgrid.sm { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 28px 20px; }
.dcard { display: grid; gap: 16px; align-content: start; }
.dcard .stage { box-shadow: 0 26px 50px -34px rgba(10, 20, 15, .55); }
.dcard .tag { top: 12px; font-size: .625rem; padding: 6px 8px; }
.dcard .tag-l { left: 12px; }
.dcard .tag-r { right: 12px; }
.dcard .knob { width: 38px; height: 38px; margin: -19px 0 0 -19px; }
.dgrid.sm .tag, .dgrid.sm .pins { display: none; }
.dgrid.sm .knob { width: 30px; height: 30px; margin: -15px 0 0 -15px; }
.dgrid.sm .knob svg { width: 16px; height: 16px; }
.dc-text { display: grid; gap: 8px; text-decoration: none; }
.dc-text h3 { font-size: 1.375rem; }
.dgrid.sm .dc-text h3 { font-size: 1.125rem; }
.dsum { font-size: .9375rem; color: var(--muted); }
.go { font: 600 .8125rem/1 var(--f-body); color: var(--accent); margin-top: 4px; }
.dc-text:hover .go { text-decoration: underline; }
.dc-text:hover h3 { color: var(--accent); }

/* ---- defect page ---- */
.dpage { padding-top: 40px; }
.dhead { display: grid; gap: 18px; max-width: 900px; margin-bottom: 72px; }
.answer { border-left: 3px solid var(--accent-fill); background: color-mix(in srgb, var(--card) 92%, transparent); padding: 22px 26px; display: grid; gap: 10px; font-size: var(--s1); line-height: 1.65; margin-top: 8px; }
.answer .upd { font-size: .75rem; color: var(--muted); }
.dpage .case-text h2 { font-size: var(--s3); }
.pn { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 88px; }
.pn a { display: grid; gap: 8px; padding: 24px; border: 1px solid var(--line); background: color-mix(in srgb, var(--card) 85%, transparent); text-decoration: none; transition: transform .45s cubic-bezier(.2, .7, .2, 1), border-color .3s; }
.pn a:hover { border-color: var(--ink); transform: perspective(900px) rotateY(var(--ry, 0deg)) translateZ(8px); }
.pn-prev { --ry: 6deg; }
.pn-next { --ry: -6deg; text-align: right; }
.pn small { font: 500 .75rem/1 var(--f-mono); color: var(--accent); letter-spacing: .06em; }
.pn b { font: 400 1.25rem/1.25 var(--f-display); }
.hub.rel { padding-top: 0; }
@media (max-width: 640px) { .pn { grid-template-columns: 1fr; } .pn-next { text-align: left; } }

/* ---- expertise blocks ---- */
.svc-blocks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.svc-block { background: var(--teal-soft); padding: 36px; display: grid; gap: 14px; align-content: start; scroll-margin-top: 110px; }
.svc-block:last-child:nth-child(odd) { grid-column: 1 / -1; }
.svc-block .code { font-family: var(--f-mono); font-size: .75rem; letter-spacing: .1em; color: var(--teal); }
.svc-block h2 { font-size: 1.875rem; }
.svc-block .svc-lead { font-family: var(--f-display); font-size: 1.25rem; line-height: 1.35; }
.svc-block p { color: var(--muted); }
.svc-block .svc-lead { color: var(--ink); }
.svc-block ul { margin: 0; padding-left: 18px; display: grid; gap: 6px; font-size: .9375rem; }
.svc-block:target { outline: 2px solid var(--accent-fill); outline-offset: 4px; }
@media (max-width: 900px) { .svc-blocks { grid-template-columns: 1fr; } .svc-block { padding: 24px; } }

/* ---- call-to-action band ---- */
.cta-band { background: var(--plate); color: var(--plate-ink); padding-block: 88px; position: relative; z-index: 1; }
.cta-band .eyebrow { color: #E3A948; }
.cta-band .lede { color: #B4BEB8; margin-top: 16px; }
.cta-band h2 { margin-top: 14px; }
.cta-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 40px; align-items: end; }
.cta-actions { display: grid; gap: 16px; justify-items: start; }
.cta-band .btn-link { color: var(--plate-ink); border-color: rgba(255, 255, 255, .3); padding: 10px 2px; }
@media (max-width: 900px) { .cta-grid { grid-template-columns: 1fr; } }

/* ---- footer ---- */
footer .foot { display: grid; grid-template-columns: 1.3fr 1fr 1.5fr .8fr; gap: 40px; align-items: start; }
footer .foot p { margin-top: 14px; max-width: 34ch; }
footer nav { display: grid; gap: 8px; }
footer nav .eyebrow { margin-bottom: 6px; }
footer nav a { text-decoration: none; font-size: .875rem; }
footer nav a:hover { color: var(--ink); }
footer .foot-note { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .75rem; }
@media (max-width: 900px) { footer .foot { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { footer .foot { grid-template-columns: 1fr; } }

/* base resets that lived in a separate inline style in the old page */
:root { padding-top: env(safe-area-inset-top); padding-bottom: env(safe-area-inset-bottom); }
body { margin: 0; }
img { max-width: 100%; }
[hidden] { display: none !important; }

/* Confidentiality note (references are not published) */
.priv{position:relative;z-index:1;padding:8px 0 40px}
.priv-card{display:flex;gap:18px;align-items:flex-start;max-width:860px;margin:0 auto;padding:22px 26px;background:var(--card);border:1px solid var(--line);border-left:3px solid var(--accent-fill);border-radius:14px}
.priv-card .lock{flex:none;color:var(--accent);margin-top:3px}
.priv-card h2{font-size:1.15rem;margin:0 0 8px;line-height:1.3}
.priv-card p{margin:0;color:var(--muted);max-width:68ch}
.priv-card .priv-sub{margin-top:8px;color:var(--ink)}
.priv-pt{display:flex;gap:10px;align-items:flex-start}
.priv-pt .lock{flex:none;width:16px;height:16px;color:var(--accent);margin-top:3px}
.priv-mini{margin:4px 0 0;font-size:.875rem;color:var(--muted);max-width:52ch;line-height:1.5}
@media (max-width:600px){.priv-card{flex-direction:column;gap:10px;padding:18px}}

/* Brand name stays on one line */
.brand b{white-space:nowrap}
@media (max-width:420px){.brand b{font-size:1.05rem}.brand svg{width:28px;height:28px}}

/* Brand: logo mark + wordmark like the logo file */
.brand .logo-mark{width:30px;height:38px;color:var(--ink)}
.brand b{font-weight:600;letter-spacing:-.01em}
@media (max-width:420px){.brand .logo-mark{width:23px;height:29px}}