/* ==========================================================================
   Valphar Lifesciences — site styles
   Palette and section colours carried over from the printed catalogue.
   ========================================================================== */

:root{
  --navy-deep:#0A2A63;
  --navy:#103A80;
  --blue:#1858A8;
  --blue-lt:#2E7FD4;
  --red:#D8232A;
  --teal:#1B8FA8;

  --ink:#12213A;
  --ink-2:#2E4661;
  --muted:#5F6E85;
  --line:#E2E9F0;
  --paper:#F4F8FC;
  --paper-2:#EAF2FA;
  --white:#fff;

  --display:'Archivo',system-ui,sans-serif;
  --body:'IBM Plex Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;

  --wrap:1180px;
  --r:14px;
  --r-sm:8px;
  --shadow:0 1px 2px rgba(16,58,128,.06),0 8px 28px rgba(16,58,128,.07);
  --shadow-lg:0 2px 6px rgba(16,58,128,.08),0 20px 50px rgba(16,58,128,.12);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--body);color:var(--ink);background:var(--white);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--display);margin:0;line-height:1.1;letter-spacing:-.01em}
p{margin:0}
button{font:inherit;cursor:pointer}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* focus visibility — never removed, only styled */
:focus-visible{outline:3px solid var(--blue-lt);outline-offset:2px;border-radius:4px}

/* ---------- skip link ---------- */
.skip{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;
  padding:12px 18px;z-index:200;border-radius:0 0 var(--r-sm) 0}
.skip:focus{left:0}

/* ==========================================================================
   Header
   ========================================================================== */
.hdr{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(1.6) blur(10px);border-bottom:1px solid var(--line)}
.hdr-in{display:flex;align-items:center;gap:20px;height:70px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;flex:none}
.brand img{width:40px;height:40px}
.brand-tx{display:flex;flex-direction:column;line-height:1}
.brand-tx b{font-family:var(--display);font-weight:800;font-style:italic;
  font-size:20px;letter-spacing:.02em;color:var(--navy)}
.brand-tx span{font-size:8.5px;letter-spacing:.22em;color:var(--red);font-weight:600;margin-top:3px}

.nav{display:flex;gap:4px;margin-left:auto}
.nav a{text-decoration:none;font-size:14.5px;font-weight:500;color:var(--ink-2);
  padding:9px 14px;border-radius:99px;transition:background .18s,color .18s}
.nav a:hover{background:var(--paper);color:var(--navy)}
.nav a[aria-current="page"]{color:var(--navy);font-weight:600;background:var(--paper-2)}

.wa{display:inline-flex;align-items:center;gap:8px;background:#1FA855;color:#fff;
  text-decoration:none;font-weight:600;font-size:14.5px;padding:11px 18px;
  border-radius:99px;flex:none;transition:filter .18s,transform .18s}
.wa:hover{filter:brightness(1.07);transform:translateY(-1px)}
.wa svg{width:17px;height:17px;fill:currentColor}

.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);
  border-radius:10px;padding:9px 11px;line-height:0}
.burger span{display:block;width:19px;height:2px;background:var(--navy);border-radius:2px}
.burger span+span{margin-top:4px}

/* ==========================================================================
   Hero — the molecule finder is the thesis of this page
   ========================================================================== */
.hero{position:relative;overflow:hidden;background:
   radial-gradient(900px 480px at 88% -8%, #DCEBFA 0%, transparent 62%),
   radial-gradient(700px 420px at -8% 8%, #E7F1FB 0%, transparent 58%),
   var(--white);
  border-bottom:1px solid var(--line)}
.hero-in{padding:64px 0 56px;position:relative;z-index:2}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--blue);
  background:var(--white);border:1px solid #CFE0F2;padding:7px 14px;border-radius:99px}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--red);display:block}
.hero h1{font-size:clamp(34px,5.4vw,60px);font-weight:800;margin:20px 0 0;
  color:var(--navy-deep);max-width:16ch}
.hero h1 em{font-style:normal;color:var(--red)}
.hero-sub{margin-top:18px;font-size:clamp(16px,1.7vw,19px);color:var(--ink-2);max-width:56ch}

/* the finder */
.finder{margin-top:30px;max-width:660px}
.finder-box{display:flex;align-items:center;gap:10px;background:var(--white);
  border:2px solid var(--navy);border-radius:99px;padding:6px 6px 6px 20px;
  box-shadow:var(--shadow)}
.finder-box svg{width:20px;height:20px;fill:var(--navy);flex:none}
.finder-box input{flex:1;border:0;outline:0;font:inherit;font-size:16px;padding:12px 0;
  background:transparent;min-width:0}
.finder-box button{background:var(--navy);color:#fff;border:0;border-radius:99px;
  padding:13px 24px;font-weight:600;font-size:15px;flex:none;transition:background .18s}
.finder-box button:hover{background:var(--navy-deep)}
.finder-hint{margin-top:12px;font-size:13.5px;color:var(--muted);display:flex;
  flex-wrap:wrap;gap:8px;align-items:center}
.finder-hint b{font-weight:500;color:var(--muted)}
.chipmini{font-family:var(--mono);font-size:12px;background:var(--paper-2);
  color:var(--navy);padding:4px 10px;border-radius:99px;text-decoration:none;
  border:1px solid #D8E6F5;transition:background .16s}
.chipmini:hover{background:#DCEAF8}

.trust{display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;padding-top:26px;
  border-top:1px solid var(--line)}
.trust div b{display:block;font-family:var(--display);font-size:26px;font-weight:800;
  color:var(--navy);line-height:1}
.trust div span{font-size:13px;color:var(--muted);display:block;margin-top:5px}

/* ==========================================================================
   Sections
   ========================================================================== */
.sec{padding:76px 0}
.sec-tint{background:var(--paper)}
.sec-hd{max-width:60ch;margin-bottom:34px}
.sec-hd .kicker{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);display:block;margin-bottom:12px}
.sec-hd h1,.sec-hd h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;color:var(--navy-deep)}
.sec-hd p{margin-top:14px;color:var(--ink-2);font-size:16.5px}

/* category rail — colours match the printed catalogue's section colours */
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cat{position:relative;display:block;text-decoration:none;background:var(--white);
  border:1px solid var(--line);border-radius:var(--r);padding:20px 18px 18px;
  transition:transform .2s,box-shadow .2s,border-color .2s;overflow:hidden}
.cat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c)}
.cat:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CFE0F2}
.cat b{display:block;font-family:var(--display);font-size:16px;font-weight:700;color:var(--navy-deep)}
.cat span{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin-top:6px;display:block}

/* ==========================================================================
   Product cards
   ========================================================================== */
.toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:26px}
.search{flex:1;min-width:260px;display:flex;align-items:center;gap:10px;background:var(--white);
  border:1.5px solid var(--line);border-radius:99px;padding:0 18px;transition:border-color .18s}
.search:focus-within{border-color:var(--blue-lt)}
.search svg{width:18px;height:18px;fill:var(--muted);flex:none}
.search input{flex:1;border:0;outline:0;font:inherit;padding:13px 0;background:transparent;min-width:0}
.search button{border:0;background:none;color:var(--muted);font-size:20px;line-height:1;padding:4px}

.filters{display:flex;flex-wrap:wrap;gap:8px}
.filt{border:1.5px solid var(--line);background:var(--white);border-radius:99px;
  padding:9px 16px;font-size:13.5px;font-weight:500;color:var(--ink-2);
  transition:all .16s;white-space:nowrap}
.filt:hover{border-color:#C6D9EE}
.filt[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}

.count{font-family:var(--mono);font-size:13px;color:var(--muted);margin-bottom:18px}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CFE0F2}
.card-top{position:relative;background:linear-gradient(170deg,var(--tint) 0%,#fff 78%);
  padding:18px;display:flex;align-items:center;justify-content:center;min-height:172px}
.card-top img{max-height:140px;width:auto;object-fit:contain;
  filter:drop-shadow(0 6px 12px rgba(16,58,128,.14))}
.card-top .noimg{font-family:var(--mono);font-size:12px;color:var(--muted)}
.tag{position:absolute;left:14px;top:14px;font-size:10.5px;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:#fff;background:var(--c);padding:5px 10px;border-radius:99px}
.card-body{padding:18px;display:flex;flex-direction:column;flex:1}
.card-body h2{font-size:17.5px;font-weight:700;color:var(--navy-deep)}
.comp{margin-top:12px;padding-top:12px;border-top:1px solid var(--line);display:flex;
  flex-direction:column;gap:5px}
.comp div{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;align-items:baseline}
.comp .mol{color:var(--ink-2)}
.comp .dose{font-family:var(--mono);font-weight:600;color:var(--navy);white-space:nowrap;font-size:12.5px}
.bens{margin:14px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:6px}
.bens li{font-size:13px;color:var(--ink-2);padding-left:19px;position:relative;line-height:1.45}
.bens li::before{content:"";position:absolute;left:0;top:6px;width:11px;height:11px;
  border-radius:50%;background:var(--c)}
.bens li::after{content:"";position:absolute;left:3px;top:9.5px;width:5px;height:2.5px;
  border-left:1.6px solid #fff;border-bottom:1.6px solid #fff;transform:rotate(-45deg)}
.card-ft{margin-top:auto;padding-top:16px;display:flex;align-items:center;gap:10px}
.pack{font-family:var(--mono);font-size:12.5px;color:var(--ink-2);background:var(--paper);
  border:1px solid var(--line);padding:6px 11px;border-radius:var(--r-sm)}
.pack b{color:var(--navy);font-weight:600}
.ask{margin-left:auto;display:inline-flex;align-items:center;gap:7px;background:var(--paper-2);
  color:var(--navy);text-decoration:none;font-size:13px;font-weight:600;padding:9px 14px;
  border-radius:99px;border:1px solid #D3E4F5;transition:background .16s,color .16s}
.ask:hover{background:#1FA855;color:#fff;border-color:#1FA855}
.ask svg{width:14px;height:14px;fill:currentColor}

.empty{text-align:center;padding:70px 20px;border:1.5px dashed var(--line);border-radius:var(--r)}
.empty b{display:block;font-family:var(--display);font-size:19px;color:var(--navy-deep);margin-bottom:8px}
.empty p{color:var(--muted);font-size:15px}
.empty button{margin-top:18px;background:var(--navy);color:#fff;border:0;border-radius:99px;
  padding:11px 22px;font-weight:600}

/* ==========================================================================
   Content blocks
   ========================================================================== */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start}
.prose p{color:var(--ink-2);font-size:16.5px}
.prose p+p{margin-top:16px}
.prose b{color:var(--navy)}

.mission{background:var(--white);border-left:5px solid var(--red);border-radius:0 var(--r) var(--r) 0;
  padding:26px 30px;box-shadow:var(--shadow);margin-top:28px}
.mission span{font-size:11.5px;font-weight:700;letter-spacing:.18em;color:var(--blue-lt)}
.mission p{margin-top:10px;font-size:17px;font-weight:500;color:var(--navy);line-height:1.55}

.pill-list{display:grid;gap:12px}
.pill-list div{background:var(--white);border:1px solid var(--line);border-left:4px solid var(--navy);
  border-radius:var(--r-sm);padding:16px 20px}
.pill-list b{display:block;font-family:var(--display);font-size:15.5px;color:var(--navy-deep)}
.pill-list span{font-size:14px;color:var(--ink-2);display:block;margin-top:4px}

.team{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;max-width:660px;margin:0 auto}
.person{text-align:center}
.person img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r);
  border:1px solid var(--line);box-shadow:var(--shadow)}
.person b{display:block;font-family:var(--display);font-size:16.5px;color:var(--navy-deep);margin-top:14px}
.person span{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

.logos{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;align-items:center}
.logos div{background:var(--white);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px;display:flex;align-items:center;justify-content:center;min-height:78px}
.logos img{max-height:44px;width:auto;object-fit:contain}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ccard{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.ccard b{display:block;font-family:var(--display);font-size:16px;color:var(--navy-deep)}
.ccard .role{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
  margin-top:3px;display:block}
.ccard a{display:inline-flex;align-items:center;gap:8px;margin-top:14px;text-decoration:none;
  font-family:var(--mono);font-size:14px;color:var(--navy);font-weight:500}
.ccard a:hover{color:var(--blue-lt)}
.ccard .wa{margin-top:16px;width:100%;justify-content:center;font-size:14px}

.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:18px}
.info{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px}
.info b{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
  font-family:var(--body);font-weight:600}
.info p,.info a{margin-top:8px;font-size:15.5px;color:var(--ink);text-decoration:none;display:block}
.info a:hover{color:var(--blue-lt)}

/* ---------- CTA band ---------- */
.cta{background:linear-gradient(140deg,var(--navy-deep) 0%,var(--navy) 55%,var(--blue) 100%);
  color:#fff;border-radius:var(--r);padding:46px 44px;display:flex;flex-wrap:wrap;
  align-items:center;gap:26px;position:relative;overflow:hidden}
.cta h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;max-width:20ch;position:relative}
.cta p{color:#C6DCF3;margin-top:10px;max-width:46ch;position:relative}
.cta-actions{margin-left:auto;display:flex;gap:12px;flex-wrap:wrap;position:relative}
.btn-w{display:inline-flex;align-items:center;gap:9px;background:#fff;color:var(--navy);
  text-decoration:none;font-weight:600;padding:14px 24px;border-radius:99px;transition:transform .18s}
.btn-w:hover{transform:translateY(-2px)}
.btn-o{display:inline-flex;align-items:center;gap:9px;background:transparent;color:#fff;
  border:1.5px solid rgba(255,255,255,.5);text-decoration:none;font-weight:600;
  padding:14px 24px;border-radius:99px;transition:background .18s}
.btn-o:hover{background:rgba(255,255,255,.12)}

/* ==========================================================================
   Footer
   ========================================================================== */
.ft{background:var(--navy-deep);color:#B9CFEA;padding:56px 0 26px;margin-top:0}
.ft-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:38px}
.ft h3{font-family:var(--display);color:#fff;font-size:13px;letter-spacing:.14em;
  text-transform:uppercase;margin-bottom:16px;font-weight:700}
.ft a{color:#B9CFEA;text-decoration:none;font-size:14.5px;display:block;padding:4px 0}
.ft a:hover{color:#fff}
.ft p{font-size:14.5px;line-height:1.65}
.ft-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.ft-brand img{width:42px;height:42px;background:#fff;border-radius:50%;padding:3px}
.ft-brand b{font-family:var(--display);font-style:italic;font-weight:800;font-size:19px;color:#fff}
.ft-bot{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:960px){
  .split{grid-template-columns:1fr;gap:36px}
  .cats{grid-template-columns:repeat(2,1fr)}
  .grid{grid-template-columns:repeat(2,1fr)}
  .logos{grid-template-columns:repeat(3,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .ft-in{grid-template-columns:1fr 1fr;gap:30px}
  .cta{padding:36px 30px}
  .cta-actions{margin-left:0;width:100%}
}
@media (max-width:720px){
  .nav,.hdr .wa{display:none}
  .burger{display:block}
  .nav.open{display:flex;position:absolute;top:70px;left:0;right:0;background:#fff;
    flex-direction:column;padding:12px;gap:2px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-lg)}
  .nav.open a{padding:13px 16px;border-radius:var(--r-sm)}
  .hero-in{padding:44px 0 40px}
  .sec{padding:56px 0}
  .grid{grid-template-columns:1fr;gap:16px}
  .team{grid-template-columns:1fr;max-width:340px}
  .info-grid{grid-template-columns:1fr}
  .trust{gap:22px}
  .finder-box{padding-left:16px}
  .finder-box button{padding:13px 18px}
}
@media (max-width:480px){
  .cats{grid-template-columns:1fr}
  .logos{grid-template-columns:repeat(2,1fr)}
  .ft-in{grid-template-columns:1fr}
  .wrap{padding:0 18px}
}

/* ---------- respect reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
}

/* ---------- print ---------- */
@media print{
  .hdr,.wa,.cta,.ft,.toolbar,.burger{display:none!important}
  .card{break-inside:avoid;border:1px solid #ccc}
}