/* GalactoFrame — lactase.bio — "colorful fresh biotech" theme.
   Bright very-light-blue field (#F5F9FF), cobalt primary, citrus + fresh-green
   accents. Rounded, friendly, image-dense. Deliberately distinct from the
   dark-cinematic glucoamylase build, the parchment-editorial lipase build,
   and the indigo/gold magazine keratinase build. */

:root{
  --c-primary:#1E5BFF;
  --c-secondary:#FFB800;
  --c-accent:#17C964;
  --c-bg:#F5F9FF;
  --c-text:#0B1E3D;
  --c-primary-soft:color-mix(in srgb,var(--c-primary) 10%,var(--c-bg));
  --c-secondary-soft:color-mix(in srgb,var(--c-secondary) 16%,var(--c-bg));
  --c-accent-soft:color-mix(in srgb,var(--c-accent) 14%,var(--c-bg));
  --line:color-mix(in srgb,var(--c-primary) 14%,transparent);
  --wrap-w:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--f-body);color:var(--c-text);background:var(--c-bg);line-height:1.65;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--wrap-w);margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--f-disp);line-height:1.15;color:var(--c-text);letter-spacing:-.01em}
a{color:inherit}
img,video{max-width:100%;display:block}
section[id]{scroll-margin-top:118px}

/* ---------- language bar (outline chips, cycling accent colors) ---------- */
.langbar{background:#fff;border-bottom:1px solid var(--line);position:relative}
.langbar::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--c-primary) 0%,var(--c-secondary) 50%,var(--c-accent) 100%)}
.langbar-inner{display:flex;align-items:center;gap:16px;padding:10px 24px;overflow-x:auto;scrollbar-width:none}
.langbar-inner::-webkit-scrollbar{display:none}
.langbar-label{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--c-primary);opacity:.7;flex:none}
.langs{display:flex;gap:8px;flex-wrap:nowrap}
.chip{flex:none;font-size:12px;font-weight:700;letter-spacing:.02em;text-decoration:none;color:var(--c-text);padding:6px 13px;border-radius:999px;border:1.6px solid var(--accent);background:transparent;opacity:.8;transition:all .15s ease}
.chip.c0{--accent:var(--c-primary)}
.chip.c1{--accent:color-mix(in srgb,var(--c-secondary) 80%,var(--c-text) 10%)}
.chip.c2{--accent:color-mix(in srgb,var(--c-accent) 85%,var(--c-text) 10%)}
.chip:hover{opacity:1;background:color-mix(in srgb,var(--accent) 12%,transparent)}
.chip.is-active{opacity:1;background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 6px 14px -6px color-mix(in srgb,var(--accent) 65%,transparent)}

/* ---------- header: left logo / centered nav / right pill CTA ---------- */
header.nav{position:sticky;top:0;background:color-mix(in srgb,var(--c-bg) 82%,#fff);backdrop-filter:blur(10px);z-index:9;border-bottom:1px solid var(--line)}
.navrow{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none}
.brand-dot{width:13px;height:13px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--c-secondary),var(--c-primary));flex:none;box-shadow:0 0 0 5px color-mix(in srgb,var(--c-primary) 10%,transparent)}
.brand-word{font-family:var(--f-disp);font-weight:800;font-size:21px;color:var(--c-primary)}
.mainnav{display:flex;gap:32px}
.mainnav a{color:var(--c-text);text-decoration:none;font-weight:600;font-size:14.5px;opacity:.72}
.mainnav a:hover{opacity:1;color:var(--c-primary)}

.btn{display:inline-flex;align-items:center;justify-content:center;font-family:var(--f-disp);font-weight:700;text-decoration:none;border-radius:999px;padding:13px 24px;font-size:14.5px;border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}
.btn-sm{padding:10px 20px;font-size:13.5px}
.btn-cta{background:linear-gradient(135deg,var(--c-primary) 0%,color-mix(in srgb,var(--c-primary) 75%,var(--c-accent) 25%) 100%);color:#fff;box-shadow:0 12px 24px -12px color-mix(in srgb,var(--c-primary) 65%,transparent)}
.btn-cta:hover{transform:translateY(-1px)}
.btn-outline{background:#fff;color:var(--c-primary);border:1.6px solid var(--line)}
.btn-outline:hover{border-color:var(--c-primary)}

/* ---------- hero: full-bleed edge-to-edge video band, copy overlaid ---------- */
.hero{position:relative;min-height:90vh;display:flex;align-items:center;overflow:hidden;color:#fff}
.hero-bleed{position:absolute;inset:0;z-index:0;overflow:hidden;background:#04122c}
.hero-bleed-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-scrim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,20,48,.78) 0%,rgba(9,26,58,.4) 34%,rgba(7,22,52,.55) 72%,rgba(5,16,40,.88) 100%)}
.hero-inner{position:relative;z-index:1;width:100%;padding:130px 0 96px}
.hero-copy{max-width:640px}
.kicker{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--c-primary);background:var(--c-primary-soft);padding:7px 14px;border-radius:999px;margin-bottom:16px}
.kicker-dark{background:color-mix(in srgb,var(--c-text) 8%,var(--c-bg));color:var(--c-text)}
.kicker-light{background:var(--c-secondary-soft);color:color-mix(in srgb,var(--c-secondary) 55%,var(--c-text) 45%)}
.kicker-hero{background:rgba(255,255,255,.16);color:#fff;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.4)}
.hero h1{color:#fff;font-size:clamp(32px,5vw,54px);max-width:17ch;text-shadow:0 4px 28px rgba(0,0,0,.3)}
.hero-desc{font-size:18px;margin-top:16px;max-width:52ch;opacity:.94;color:rgba(255,255,255,.94)}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.badge{font-size:12px;font-weight:700;padding:7px 13px;border-radius:999px;background:#fff;border:1.6px solid var(--line);color:var(--c-text)}
.badge:nth-child(1){border-color:color-mix(in srgb,var(--c-primary) 45%,transparent);color:var(--c-primary)}
.badge:nth-child(2){border-color:color-mix(in srgb,var(--c-secondary) 60%,transparent);color:color-mix(in srgb,var(--c-secondary) 55%,var(--c-text) 45%)}
.badge:nth-child(3){border-color:color-mix(in srgb,var(--c-accent) 55%,transparent);color:color-mix(in srgb,var(--c-accent) 60%,var(--c-text) 40%)}
.hero .badge{background:rgba(255,255,255,.14);backdrop-filter:blur(8px);color:#fff}
.hero .badge:nth-child(1){border-color:rgba(255,255,255,.6);color:#fff}
.hero .badge:nth-child(2){border-color:color-mix(in srgb,var(--c-secondary) 65%,white 35%);color:#fff}
.hero .badge:nth-child(3){border-color:color-mix(in srgb,var(--c-accent) 65%,white 35%);color:#fff}
.hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}

/* ---------- feature strip ---------- */
.strip{padding:0 0 58px;position:relative;z-index:1}
.stripgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.stripcard{background:#fff;border-radius:22px;padding:24px;border:1px solid var(--line)}
.stripcard.c0{border-top:4px solid var(--c-primary)}
.stripcard.c1{border-top:4px solid var(--c-secondary)}
.stripcard.c2{border-top:4px solid var(--c-accent)}
.stripicon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:var(--c-primary-soft);font-size:17px;margin-bottom:12px}
.stripcard h3{font-size:16.5px;margin-bottom:6px}
.stripcard p{font-size:13.5px;opacity:.72}

/* ---------- main content / prose ---------- */
.content{padding:14px 0 56px}
.article{max-width:760px;margin:0 auto}
.vid{aspect-ratio:16/9;width:100%;border-radius:24px;overflow:hidden;background:#000;margin:20px 0 30px;box-shadow:0 22px 44px -24px color-mix(in srgb,var(--c-primary) 42%,transparent)}
.vid video{width:100%;height:100%}
.prose h2{font-family:var(--f-disp);font-size:25px;margin:32px 0 12px;color:var(--c-primary)}
.prose h3{font-family:var(--f-disp);font-size:18.5px;margin:24px 0 8px}
.prose p{margin:12px 0}
.prose ul{margin:12px 0 12px 22px}
.prose li{margin:6px 0}
.prose strong{color:var(--c-primary)}
.prose a{color:var(--c-primary);text-decoration-color:var(--c-secondary);text-underline-offset:3px}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px;border-radius:14px;overflow:hidden}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--c-primary-soft);color:var(--c-primary);font-family:var(--f-disp)}

/* embedded raw <form> markup inside page bodies */
.prose form{display:grid;gap:14px;max-width:520px;margin:28px 0;padding:26px;background:#fff;border:1px solid var(--line);border-radius:22px}
.prose form br{display:none}
.prose form label{display:grid;gap:6px;font-size:13px;font-weight:700;color:var(--c-primary);margin:0}
.prose form input,
.prose form textarea,
.prose form select{width:100%;font:inherit;font-size:15px;padding:12px 14px;border:1.6px solid var(--line);border-radius:12px;background:var(--c-bg);color:var(--c-text)}
.prose form input:focus,
.prose form textarea:focus,
.prose form select:focus{outline:2px solid var(--c-accent);outline-offset:1px;border-color:var(--c-primary)}
.prose form textarea{resize:vertical;min-height:96px}
.prose form button,
.prose form input[type="submit"]{justify-self:start;display:inline-flex;background:var(--c-primary);color:#fff;font-weight:700;font-family:var(--f-disp);
  padding:13px 26px;border-radius:999px;border:none;cursor:pointer;margin-top:4px;font-size:14.5px}
.prose form button:hover,
.prose form input[type="submit"]:hover{background:color-mix(in srgb,var(--c-primary) 85%,#000 15%)}

/* stills gallery */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px;margin:38px 0 6px}
.grid figure{margin:0}
.grid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px;display:block;border:3px solid #fff}
.grid figure.c0 img{box-shadow:0 0 0 3px color-mix(in srgb,var(--c-primary) 40%,transparent),0 16px 30px -18px color-mix(in srgb,var(--c-text) 40%,transparent)}
.grid figure.c1 img{box-shadow:0 0 0 3px color-mix(in srgb,var(--c-secondary) 50%,transparent),0 16px 30px -18px color-mix(in srgb,var(--c-text) 40%,transparent)}
.grid figure.c2 img{box-shadow:0 0 0 3px color-mix(in srgb,var(--c-accent) 45%,transparent),0 16px 30px -18px color-mix(in srgb,var(--c-text) 40%,transparent)}

/* ---------- applications / guides card grids ---------- */
.more-section{padding:54px 0;position:relative;z-index:1}
.more-section.alt{background:#fff}
.more-section h2{font-family:var(--f-disp);font-size:27px;margin:8px 0 24px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{position:relative;display:block;padding:20px 22px;border-radius:20px;text-decoration:none;color:var(--c-text);background:#fff;border:1px solid var(--line);transition:transform .15s ease,box-shadow .15s ease}
.more-section.alt .card{background:var(--c-bg)}
.card.c0{border-top:4px solid var(--c-primary)}
.card.c1{border-top:4px solid var(--c-secondary)}
.card.c2{border-top:4px solid var(--c-accent)}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 32px -20px color-mix(in srgb,var(--c-text) 40%,transparent)}
.card .k{font-size:11px;text-transform:uppercase;letter-spacing:.08em;font-weight:700;opacity:.5}
.card h3{font-family:var(--f-disp);font-size:16.5px;margin:8px 0 20px;padding-right:20px}
.card .arrow{position:absolute;right:20px;bottom:18px;color:var(--c-primary);font-family:var(--f-disp);font-weight:700}

/* ---------- contact ---------- */
.contact-section{padding:68px 0 86px;background:linear-gradient(160deg,var(--c-primary) 0%,color-mix(in srgb,var(--c-primary) 68%,var(--c-accent) 32%) 100%);position:relative;z-index:1}
.contact-panel{max-width:580px;margin:0 auto;background:#fff;border-radius:28px;padding:clamp(28px,5vw,48px);box-shadow:0 44px 76px -32px rgba(11,30,61,.55)}
.contact-panel h2{text-align:center;margin-top:8px}
.contact-lead{margin:10px 0 26px;text-align:center;opacity:.72;max-width:44ch;margin-left:auto;margin-right:auto}
form.contact{display:grid;gap:13px}
form.contact label{display:grid;gap:6px;font-size:13px;font-weight:700;color:var(--c-primary)}
form.contact input,form.contact textarea{padding:12px 14px;border:1.6px solid var(--line);border-radius:12px;font:inherit;background:var(--c-bg);color:var(--c-text)}
form.contact input:focus,form.contact textarea:focus{outline:2px solid var(--c-accent);outline-offset:1px;border-color:var(--c-primary)}
form.contact textarea{resize:vertical}
form.contact .btn{justify-self:stretch;text-align:center;margin-top:4px}

/* ---------- footer ---------- */
footer.site-footer{background:var(--c-text);color:#fff;padding:54px 0 30px}
.footgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.14)}
.foot-brand .brand-word{color:#fff}
.foot-tagline{margin-top:10px;opacity:.85;font-size:14.5px;max-width:34ch}
.foot-note{margin-top:10px;opacity:.55;font-size:12.5px;max-width:40ch}
.foot-col h4{font-family:var(--f-disp);font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--c-secondary);margin-bottom:12px}
.foot-col a{display:block;color:#fff;opacity:.75;text-decoration:none;font-size:13.5px;margin:7px 0}
.foot-col a:hover{opacity:1}
.foot-langs{display:flex;flex-wrap:wrap;gap:8px}
.foot-langs a{margin:0;font-size:11.5px;font-weight:700;border:1px solid rgba(255,255,255,.25);padding:4px 10px;border-radius:999px;opacity:.85}
.footbottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:20px;font-size:12.5px;opacity:.6}

/* ---------- rtl ---------- */
[dir=rtl]{direction:rtl}
[dir=rtl] .prose ul,[dir=rtl] .prose ol{margin-left:0;margin-right:22px}
[dir=rtl] .card h3{padding-right:0;padding-left:20px}
[dir=rtl] .card .arrow{right:auto;left:20px;transform:scaleX(-1)}

/* ---------- responsive ---------- */
html,body{overflow-x:hidden;max-width:100%}
img,video{max-width:100%;height:auto}
.prose table{display:block;overflow-x:auto;max-width:100%}
@media (max-width:900px){
  .stripgrid{grid-template-columns:1fr}
  .footgrid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .mainnav{display:none}
  .navrow{height:64px}
  .brand-word{font-size:18px}
  .hero{min-height:78vh}
  .hero-inner{padding:96px 0 56px}
  .langbar-inner{padding:10px 16px}
  .langs{flex-wrap:wrap}
  .footgrid{grid-template-columns:1fr}
  .contact-panel{padding:26px 18px}
  section[id]{scroll-margin-top:150px}
}

/* reused article imagery (enzymes.bio watermarked) */
.prose figure.post-img{margin:30px 0}
.prose figure.post-img img{width:100%;height:auto;display:block;border-radius:12px}
.prose figure.post-img figcaption{font-size:13px;opacity:.72;margin-top:7px;line-height:1.4}