/* QuillFoundry — keratinase.bio — cinematic industrial-editorial theme */
:root{
  --c-primary:#16213A;
  --c-secondary:#C8B273;
  --c-accent:#28F0A4;
  --c-bg:#F6F1E7;
  --c-text:#111827;
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:hidden;max-width:100%}
body{margin:0;font-family:var(--f-body);color:var(--c-text);background:var(--c-bg);line-height:1.65;-webkit-font-smoothing:antialiased}
img,video{max-width:100%}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--f-disp);line-height:1.12;color:var(--c-primary);font-weight:800;letter-spacing:-.01em;margin:0}
section{padding:54px 0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
[dir=rtl]{direction:rtl}

/* ---------- kicker ---------- */
.kicker{display:inline-flex;align-items:center;gap:8px;font-family:var(--f-body);font-weight:600;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--c-secondary)}
.kicker::before{content:"";width:22px;height:1.5px;background:var(--c-accent);flex-shrink:0}
.kicker-dark{color:var(--c-primary)}
.kicker-dark::before{background:var(--c-secondary)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;padding:13px 24px;border-radius:999px;text-decoration:none;font-size:14.5px;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;font-family:var(--f-body);transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn-accent{background:var(--c-accent);color:#0b2318;border-color:var(--c-accent)}
.btn-accent:hover{transform:translateY(-2px);background:color-mix(in srgb,var(--c-accent) 88%,#fff)}
.btn-outline{background:transparent;color:#fff;border-color:color-mix(in srgb,#fff 55%,transparent)}
.btn-outline:hover{border-color:var(--c-accent);color:var(--c-accent);transform:translateY(-2px)}
.btn-ghost{padding:9px 18px;font-size:13.5px;border:1px solid var(--c-secondary);color:var(--c-primary);background:transparent}
.btn-ghost:hover{background:var(--c-secondary);color:#1c1204}

/* ---------- header ---------- */
header.nav{position:sticky;top:0;background:color-mix(in srgb,var(--c-bg) 92%,#fff);backdrop-filter:blur(10px);border-bottom:1px solid color-mix(in srgb,var(--c-secondary) 45%,transparent);z-index:50}
.navwrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;position:relative}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--c-primary)}
.brand-mark{color:var(--c-secondary);flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-family:var(--f-disp);font-weight:800;font-size:19px;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-family:var(--f-body);font-weight:600;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--c-secondary)}

.mainnav{display:flex;align-items:center;gap:30px;margin:0 0 0 40px}
.mainnav > a{position:relative;font-size:14px;font-weight:600;color:var(--c-text);text-decoration:none;opacity:.85;padding:4px 0}
.mainnav > a::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.mainnav > a:hover,.mainnav > a:focus-visible{opacity:1;color:var(--c-primary)}
.mainnav > a:hover::after,.mainnav > a:focus-visible::after{transform:scaleX(1)}

.navdrop{position:relative}
.navdrop-toggle{position:relative;font:inherit;background:none;border:0;color:var(--c-text);cursor:pointer;display:flex;align-items:center;gap:6px;padding:4px 0;font-size:14px;font-weight:600;opacity:.85}
.navdrop-toggle:hover{opacity:1;color:var(--c-primary)}
.navdrop-toggle::after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-top:-3px;transition:transform .2s ease}
.navdrop-toggle::before{content:"";position:absolute;left:0;right:14px;bottom:-3px;height:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.navdrop:hover .navdrop-toggle::before,.navdrop.is-open .navdrop-toggle::before{transform:scaleX(1)}
.navdrop.is-open .navdrop-toggle::after{transform:rotate(225deg)}

.dropdown-panel{position:absolute;top:calc(100% + 16px);left:-14px;min-width:270px;background:#fff;border:1px solid color-mix(in srgb,var(--c-secondary) 55%,transparent);border-radius:12px;box-shadow:0 18px 40px -18px rgba(17,24,39,.35);padding:10px;display:grid;gap:2px;opacity:0;visibility:hidden;transform:translateY(4px);transition:opacity .18s ease,transform .18s ease,visibility .18s;z-index:30}
.dropdown-panel a{display:block;padding:9px 12px;border-radius:8px;font-size:13.5px;line-height:1.35;color:var(--c-text);text-decoration:none}
.dropdown-panel a:hover{background:color-mix(in srgb,var(--c-accent) 18%,transparent);color:var(--c-primary)}
@media(hover:hover){.navdrop:hover .dropdown-panel{opacity:1;visibility:visible;transform:translateY(0)}}
.navdrop.is-open .dropdown-panel{opacity:1;visibility:visible;transform:translateY(0)}

.navactions{display:flex;align-items:center;gap:16px}
.lang-switch select{appearance:none;-webkit-appearance:none;font:inherit;font-size:13.5px;font-weight:600;color:var(--c-primary);background:#fff;border:1px solid var(--c-secondary);border-radius:999px;padding:8px 32px 8px 16px;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,var(--c-primary) 50%),linear-gradient(135deg,var(--c-primary) 50%,transparent 50%);background-position:calc(100% - 17px) 55%,calc(100% - 12px) 55%;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.lang-switch select:focus{outline:2px solid var(--c-accent);outline-offset:2px}

.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:34px;height:34px;background:none;border:0;cursor:pointer;padding:0}
.nav-toggle span{display:block;width:100%;height:2px;background:var(--c-primary);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
header.nav.is-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
header.nav.is-open .nav-toggle span:nth-child(2){opacity:0}
header.nav.is-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero (full-bleed cinematic) ---------- */
.hero{position:relative;width:100vw;max-width:100vw;margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);min-height:92vh;display:flex;align-items:flex-end;color:#fff;overflow:hidden;isolation:isolate}
.hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,33,58,.5) 0%,rgba(22,33,58,.28) 36%,rgba(22,33,58,.66) 74%,rgba(22,33,58,.93) 100%);z-index:1}
.hero-grid{position:absolute;inset:0;z-index:1;pointer-events:none;background-image:repeating-linear-gradient(90deg,rgba(200,178,115,.14) 0 1px,transparent 1px 120px),repeating-linear-gradient(0deg,rgba(200,178,115,.1) 0 1px,transparent 1px 120px);mix-blend-mode:overlay;opacity:.55}
.hero-inner{position:relative;z-index:2;width:100%;padding-bottom:64px}
.hero-copy{max-width:680px}
.hero h1{color:#fff;font-size:clamp(34px,5.6vw,64px);max-width:16ch;margin:14px 0 0}
.hero p{font-size:18px;max-width:52ch;margin:16px 0 0;opacity:.92}
.hero-actions{display:flex;align-items:center;gap:22px;margin-top:26px;flex-wrap:wrap}
.hero-secondary{color:#fff;opacity:.85;font-weight:600;font-size:14.5px;text-decoration:underline;text-underline-offset:4px;text-decoration-color:color-mix(in srgb,var(--c-secondary) 70%,transparent);transition:opacity .18s ease,color .18s ease}
.hero-secondary:hover{opacity:1;color:var(--c-accent)}
.hero-tagline{margin:24px 0 0;font-size:13.5px;font-weight:600;letter-spacing:.03em;color:var(--c-secondary);opacity:.92;max-width:52ch}

/* ---------- article / prose ---------- */
.article{padding-top:44px}
.vid{aspect-ratio:16/9;width:100%;border-radius:var(--radius);overflow:hidden;background:#0b1220;margin:20px 0 34px;border:1px solid color-mix(in srgb,var(--c-primary) 18%,transparent)}
.vid video{width:100%;height:100%}
.prose{max-width:74ch;margin:0 auto}
.prose h2{font-family:var(--f-disp);font-size:clamp(22px,3vw,30px);margin:44px 0 14px;padding-top:26px;border-top:1px solid color-mix(in srgb,var(--c-secondary) 45%,transparent);color:var(--c-primary)}
.prose h2:first-child{border-top:0;padding-top:0;margin-top:0}
.prose h3{font-family:var(--f-disp);font-size:19px;margin:24px 0 8px;color:var(--c-primary)}
.prose p{margin:13px 0;font-size:16.5px}
.prose ul,.prose ol{margin:14px 0 14px 22px}
.prose li{margin:7px 0}
.prose strong{color:var(--c-primary)}
.prose a{color:var(--c-primary);text-decoration-color:var(--c-secondary);text-underline-offset:3px}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px;margin:34px 0 6px}
.grid figure{margin:0;border-radius:12px;overflow:hidden;border:1px solid color-mix(in srgb,var(--c-secondary) 45%,transparent);background:#fff}
.grid img{width:100%;display:block;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease}
.grid figure:hover img{transform:scale(1.04)}

/* ---------- any form embedded in prose OR the template contact form ---------- */
.prose form,
form.contact{
  display:grid;
  gap:14px;
  margin:26px 0;
  padding:26px;
  background:#fff;
  border:1px solid color-mix(in srgb,var(--c-secondary) 55%,transparent);
  border-radius:var(--radius);
  max-width:560px;
}
.prose form label,
form.contact label{
  display:block;
  font-family:var(--f-body);
  font-weight:600;
  font-size:13.5px;
  color:var(--c-primary);
}
.prose form input,
.prose form textarea,
.prose form select,
form.contact input,
form.contact textarea,
form.contact select{
  display:block;
  width:100%;
  margin-top:6px;
  padding:12px 14px;
  border:1px solid color-mix(in srgb,var(--c-text) 20%,transparent);
  border-radius:9px;
  font:inherit;
  font-size:14.5px;
  background:var(--c-bg);
  color:var(--c-text);
}
.prose form textarea,
form.contact textarea{min-height:110px;resize:vertical}
.prose form input:focus,
.prose form textarea:focus,
.prose form select:focus,
form.contact input:focus,
form.contact textarea:focus,
form.contact select:focus{
  outline:2px solid var(--c-accent);
  outline-offset:1px;
  border-color:var(--c-accent);
}
.prose form br,
form.contact br{display:none}
.prose form button,
form.contact button{
  justify-self:start;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:13px 26px;
  border-radius:999px;
  border:1px solid var(--c-accent);
  background:var(--c-accent);
  color:#0b2318;
  font-weight:700;
  font-size:14.5px;
  font-family:var(--f-body);
  cursor:pointer;
  margin-top:6px;
  transition:transform .18s ease,background .18s ease;
}
.prose form button:hover,
form.contact button:hover{transform:translateY(-2px);background:color-mix(in srgb,var(--c-accent) 88%,#fff)}

/* ---------- more-from section (dark navy band) ---------- */
.more-section{background:var(--c-primary);color:#F6F1E7;padding:64px 0}
.more-section h2{color:#fff;margin-top:10px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.card{display:block;padding:20px;border:1px solid color-mix(in srgb,#fff 18%,transparent);border-radius:var(--radius);text-decoration:none;color:#fff;background:color-mix(in srgb,#fff 6%,transparent);transition:border-color .2s ease,transform .2s ease}
.card:hover{border-color:var(--c-accent);transform:translateY(-3px)}
.card .k{font-size:11.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--c-accent);font-weight:700}
.card h3{font-size:16.5px;margin:8px 0 0;color:#fff;font-family:var(--f-disp)}

/* ---------- contact section ---------- */
.contact-section{padding:70px 0 90px}
.contact-panel{position:relative;overflow:hidden;background:var(--c-primary);color:#F6F1E7;border-radius:22px;padding:48px clamp(24px,5vw,64px)}
.contact-panel::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(90deg,rgba(200,178,115,.12) 0 1px,transparent 1px 90px);opacity:.6;pointer-events:none}
.contact-panel h2{color:#fff;margin-top:10px}
.contact-lead{color:color-mix(in srgb,#fff 78%,transparent);max-width:52ch;margin:10px 0 26px;font-size:16px}
.contact-panel form.contact{background:color-mix(in srgb,#0b1220 55%,transparent);border-color:color-mix(in srgb,var(--c-secondary) 45%,transparent);backdrop-filter:blur(2px);position:relative;z-index:1}
.contact-panel form.contact input,
.contact-panel form.contact textarea{background:color-mix(in srgb,#fff 92%,transparent);color:var(--c-text)}
.contact-panel form.contact label{color:var(--c-secondary)}

/* ---------- footer ---------- */
.site-footer{background:var(--c-primary);color:color-mix(in srgb,#fff 82%,transparent);padding:64px 0 0}
.footgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;border-bottom:1px solid color-mix(in srgb,var(--c-secondary) 35%,transparent)}
.foot-brand .brand{color:#fff}
.foot-brand p{margin-top:14px;max-width:34ch;font-size:14px;opacity:.85}
.foot-col h4{font-family:var(--f-disp);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--c-secondary);margin-bottom:14px;font-weight:700}
.foot-col a{display:block;color:color-mix(in srgb,#fff 82%,transparent);text-decoration:none;font-size:14px;margin:9px 0;opacity:.9}
.foot-col a:hover{color:var(--c-accent);opacity:1}
.footbottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:22px 0 30px;font-size:12.5px;opacity:.65}

/* ---------- responsive ---------- */
@media (max-width:860px){
  .nav-toggle{display:flex}
  .mainnav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;gap:2px;background:var(--c-bg);border-bottom:1px solid color-mix(in srgb,var(--c-secondary) 45%,transparent);padding:6px 24px 18px;margin:0;display:none;box-shadow:0 18px 30px -20px rgba(17,24,39,.3)}
  header.nav.is-open .mainnav{display:flex}
  .mainnav > a{width:100%;padding:12px 0}
  .navdrop{width:100%}
  .navdrop-toggle{width:100%;padding:12px 0;justify-content:space-between}
  .dropdown-panel{position:static;box-shadow:none;border:0;background:transparent;opacity:1;visibility:visible;transform:none;padding:0 0 6px 10px;display:none;min-width:0;width:100%}
  .navdrop.is-open .dropdown-panel{display:grid}
  .btn-ghost.hide-mobile{display:none}
  .navwrap{gap:10px}
  .lang-switch select{max-width:120px;padding:8px 24px 8px 12px;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;background-position:calc(100% - 13px) 55%,calc(100% - 8px) 55%}
  .hero{min-height:92vh}
  .hero-inner{padding-bottom:44px}
  .hero-copy{max-width:100%}
  .hero h1{max-width:100%}
  .hero p,.hero-tagline{max-width:100%}
  .footgrid{grid-template-columns:1fr 1fr;gap:28px 20px}
}
@media (max-width:480px){
  .footgrid{grid-template-columns:1fr}
  .lang-switch select{max-width:100px}
}

/* 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}