:root{--green:#263f2c;--green2:#193021;--cream:#f4eddd;--paper:#fbf8f0;--gold:#caa45f;--wood:#5b311c;--ink:#292821;--muted:#6f6b60;--serif:"Libre Baskerville",Georgia,serif;--sans:"DM Sans",Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:var(--sans);background:var(--paper)}a{color:inherit;text-decoration:none}.wrap{width:min(1180px,calc(100% - 48px));margin:auto}.site-header{height:86px;background:linear-gradient(90deg,rgba(22,12,7,.98),rgba(74,40,22,.98),rgba(30,18,11,.98)),repeating-linear-gradient(0deg,#56351f 0 2px,#352013 2px 8px);color:#fff;position:relative;z-index:20;box-shadow:0 4px 16px #0005}.nav{height:86px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;position:relative;z-index:3;margin-right:auto}.brand-mark{width:112px;height:112px;margin-top:30px;border-radius:50%;background:radial-gradient(circle,#ead9b6 57%,#a9803d 58% 61%,#243d29 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@media(max-width:640px){.wrap{width:min(100% - 32px,1180px)}.site-header,.nav{height:72px}.brand-mark{width:82px;height:82px;margin-top:22px;font-size:20px}.nav-links{top:72px}.nav-cta{font-size:0;padding:11px}.nav-cta span{font-size:18px}.hero-copy{padding-top:70px}.hero h1{font-size:43px}.hero-visual{min-height:280px;margin-inline:-20px}.hero-visual img{width:118%}.species-row{grid-template-columns:repeat(2,1fr);gap:24px}.feature-grid,.steps{grid-template-columns:1fr}.heading-row,.samples-grid,.footer-row{display:block}.service-card{padding:35px 25px;grid-template-columns:1fr;background:#fff}.lab-seal{margin-top:30px}.footer-row>*{margin-bottom:18px}}

/* Original logo */
.brand-logo{display:block;width:145px;height:145px;object-fit:contain;margin-top:42px;filter:drop-shadow(0 8px 8px #0008)}.footer-brand .brand-logo{width:86px;height:86px;margin:0;filter:drop-shadow(0 5px 5px #0007)}@media(max-width:1000px){.brand-logo{width:122px;height:122px;margin-top:37px}}@media(max-width:640px){.brand-logo{width:98px;height:98px;margin-top:31px}.footer-brand .brand-logo{width:76px;height:76px;margin:0}}

/* Rustic timber header: long planks, grain lines, highlights, and knots */
.site-header{isolation:isolate;background:linear-gradient(90deg,rgba(20,10,5,.34),transparent 22%,rgba(26,12,6,.28) 49%,transparent 72%,rgba(18,8,4,.42)),linear-gradient(180deg,#7a482b 0%,#61351f 12%,#754329 48%,#512c1c 51%,#6a3b23 88%,#3b2116 100%);border-bottom:4px solid #2c180f;box-shadow:inset 0 1px #c08a5b,inset 0 -2px #1f1009,0 5px 18px #0006}.site-header:before{content:"";position:absolute;z-index:-1;inset:0;background:repeating-linear-gradient(3deg,transparent 0 5px,rgba(40,18,8,.24) 6px,transparent 8px 13px),repeating-linear-gradient(91deg,transparent 0 185px,rgba(28,13,7,.36) 186px 189px,rgba(185,117,70,.18) 190px 191px,transparent 192px 375px);opacity:.7}.site-header:after{content:"";position:absolute;z-index:-1;inset:0;background:radial-gradient(ellipse 35px 12px at 31% 31%,transparent 35%,rgba(37,17,8,.42) 42% 48%,transparent 54%),radial-gradient(ellipse 25px 9px at 78% 72%,transparent 30%,rgba(35,15,7,.42) 40% 49%,transparent 57%),linear-gradient(180deg,rgba(255,255,255,.09),transparent 38%,rgba(0,0,0,.16));mix-blend-mode:multiply;pointer-events:none}

/* Cursor-following species information card */
.bird-tooltip span{white-space:pre-line}
.species-row a{position:relative}.species-row a:focus-visible{outline:none}.species-row a:focus-visible .crop{outline:3px solid #55765b;outline-offset:3px}.bird-tooltip{position:fixed;z-index:1000;width:min(270px,calc(100vw - 24px));padding:16px 18px;background:#203827;color:#fff;border:1px solid #d1a95e;border-radius:4px;box-shadow:0 13px 30px #0005;pointer-events:none;opacity:0;transform:translateY(8px);transition:opacity .14s ease,transform .14s ease;text-align:left}.bird-tooltip.show{opacity:1;transform:none}.bird-tooltip:before{content:"";position:absolute;left:-7px;top:17px;width:12px;height:12px;background:#203827;border-left:1px solid #d1a95e;border-bottom:1px solid #d1a95e;transform:rotate(45deg)}.bird-tooltip b{display:block;font:700 16px var(--serif);color:#efd297;margin-bottom:7px;text-transform:none;letter-spacing:0}.bird-tooltip span{display:block;font:500 12px/1.55 var(--sans);color:#e4e9e3;text-transform:none;letter-spacing:0}.bird-tooltip i{display:block;margin-top:10px;color:#dcb875;font:700 9px var(--sans);text-transform:uppercase;letter-spacing:.12em}@media(max-width:640px){.bird-tooltip{position:absolute}.bird-tooltip:before{display:none}}

/* Decorative testing-process illustrations */
.steps article{background:linear-gradient(110deg,#fff 0 53%,#fffffff0 72%,#fff9);position:relative;overflow:hidden;isolation:isolate}.steps article>:not(.step-art){position:relative;z-index:1}.steps p{max-width:78%}.step-art{position:absolute;right:-12px;bottom:-17px;width:148px;height:148px;color:#1d7697;fill:none;stroke:currentColor;stroke-width:5;stroke-linecap:round;stroke-linejoin:round;opacity:.17;z-index:0;pointer-events:none}.step-art-blood{right:-9px;bottom:-13px}.step-art-mail{right:-10px;bottom:-9px}.step-art-results{right:-7px;bottom:-15px}@media(max-width:640px){.step-art{width:132px;height:132px;opacity:.15}.steps p{max-width:72%}}