:root{
  --blue:#0f67c8;
  --blue-dark:#143a7a;
  --sky:#eaf7ff;
  --sky-2:#d7f0ff;
  --teal:#19a7cf;
  --teal-dark:#0d6ea6;
  --text:#23425e;
  --muted:#557595;
  --white:#fff;
  --line:#cfe4f3;
  --card:#f8fcff;
  --shadow:0 18px 50px rgba(32,89,146,.15);
  --radius:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:linear-gradient(180deg,#f7fcff,#eef7fd 55%,#f8fbfe);line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(1240px,calc(100% - 32px));margin:0 auto}
.site{min-height:100vh;overflow:hidden;position:relative}
.header{position:sticky;top:0;z-index:20;background:rgba(244,251,255,.82);backdrop-filter:blur(16px);border-bottom:1px solid rgba(191,221,240,.7)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0}
.brand{display:flex;align-items:center;gap:16px;min-width:0}
.brand img{width:min(360px,42vw);height:auto}
.header #nav-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.header #nav-links a{padding:12px 16px;border-radius:999px;font-weight:700;color:var(--blue-dark);transition:.2s background,.2s color}
.header #nav-links a[aria-current=page],.header #nav-links a:hover{background:linear-gradient(180deg,#1aa7e7,#0d5dc1);color:#fff}
.menu-toggle{display:none;border:0;background:none;padding:8px;cursor:pointer}
.menu-toggle span{display:block;width:26px;height:3px;background:var(--blue-dark);margin:5px 0;border-radius:2px}
.hero{position:relative;padding:38px 0 24px;background:radial-gradient(circle at 20% 0%,#f6fcff,transparent 35%),linear-gradient(180deg,#e9f7ff 0%,#ddf3ff 42%,#f8fbfe 100%)}
.hero::before,.hero::after{content:"";position:absolute;left:-3%;width:106%;height:84px;background:linear-gradient(180deg,#18a5ef,#0a73c7);border-radius:45% 55% 0 0 / 100% 100% 0 0;opacity:.96}
.hero::before{top:-38px;transform:rotate(-1deg)}
.hero::after{bottom:-44px;border-radius:0 0 45% 55% / 0 0 100% 100%;transform:rotate(1deg)}
.hero-grid{display:grid;grid-template-columns:minmax(280px,360px) minmax(320px,1fr) minmax(300px,420px);align-items:center;gap:24px;position:relative;z-index:1}
.hero-logo{padding-top:8px}
.hero-logo img{width:100%;max-width:500px;filter:drop-shadow(0 8px 18px rgba(12,92,170,.14))}
.ionics{color:#fff;text-shadow:0 1px 2px rgba(8,78,134,.25);padding:10px 8px 0 26px;font-weight:700;font-size:27px;line-height:1.55}
.ionics .small{font-size:16px;display:block;margin-top:14px;font-weight:600;opacity:.9}
.ionics .pill{display:inline-block;margin-top:12px;background:linear-gradient(180deg,#f6d67b,#efb44a);padding:12px 22px;border-radius:18px;color:#9a3f00;box-shadow:0 8px 20px rgba(226,170,65,.28);font-size:20px;line-height:1.05}
.hero-map{position:relative}
.hero-map .panel{position:relative;padding:14px;border-radius:34px;overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,.52),rgba(255,255,255,.18));box-shadow:var(--shadow)}
.hero-map img{width:100%;border-radius:28px}
.hero-copy{background:rgba(255,255,255,.76);padding:28px;border-radius:32px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.9)}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#3f90c9;font-weight:800;margin-bottom:10px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;color:var(--blue-dark);line-height:1.05;margin:0 0 12px}
h1{font-size:clamp(2.2rem,4vw,4.1rem)}
h2{font-size:clamp(1.8rem,3vw,2.7rem)}
h3{font-size:1.28rem}
.lead{font-size:1.09rem;color:var(--muted);margin:0 0 18px}
.wave-line{height:8px;width:140px;border-radius:999px;background:linear-gradient(90deg,#1ea8ef,#8fd0ff);margin:8px 0 18px}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;font-weight:800;background:linear-gradient(180deg,#1aa7e7,#0e5ec3);color:#fff;box-shadow:0 14px 24px rgba(23,110,201,.18);border:0}
.btn.secondary{background:#fff;color:var(--blue-dark);border:1px solid var(--line);box-shadow:none}
.icon-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.icon-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:18px;background:#f7fbff;border:1px solid #dcecf8;color:var(--muted);font-size:.95rem}
.icon-item .icon{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(180deg,#eff9ff,#dbefff);color:#1a81ca;font-size:18px;font-weight:800;border:1px solid #cfe4f3}
.section{padding:62px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.section-intro{max-width:640px;color:var(--muted)}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:0 14px 34px rgba(46,94,155,.09)}
.product-card img{width:100%;display:block}
.product-card .body{padding:18px 20px 22px}
.product-card p{margin:0;color:var(--muted)}
.grid-2{display:grid;grid-template-columns:1.4fr 1fr;gap:22px}
.info-card,.docs-preview{background:linear-gradient(180deg,#ffffff,#f7fbff);border:1px solid var(--line);border-radius:28px;padding:28px;box-shadow:0 12px 34px rgba(46,94,155,.08)}
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:22px}
.feature{padding:16px 18px;border-radius:20px;background:#f6fbff;border:1px solid #d9ebf8}
.feature strong{display:block;color:var(--blue-dark);margin-bottom:6px}
.doc-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0 6px}
.doc-cat{padding:16px;border-radius:18px;border:1px solid var(--line);background:#fff;min-height:116px}
.doc-cat strong{display:block;color:var(--blue-dark);margin-bottom:6px}
.more-link{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:#0f67c8;margin-top:12px}
.page-head{padding:56px 0 24px;background:linear-gradient(180deg,#eaf7ff,#f7fcff)}
.page-head .wrap{position:relative}
.page-head::after{content:"";display:block;height:18px;background:linear-gradient(90deg,#77cfff,#1b9be8,#0e65c8,#77cfff);opacity:.18}
.article{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:32px;border-radius:32px}
.article p{color:var(--muted);margin:0 0 12px}
.article ul{color:var(--muted);padding-left:20px}
.chem,.specs{width:100%;border-collapse:collapse;margin:16px 0 8px}
.chem th,.chem td,.specs th,.specs td{border:1px solid #d8e8f4;padding:10px 12px;text-align:left}
.chem th,.specs th{background:#edf8ff;color:var(--blue-dark)}
.doc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.doc-card{display:flex;align-items:flex-start;gap:14px;padding:18px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(48,92,145,.07);transition:.2s transform,.2s box-shadow}
.doc-card:hover{transform:translateY(-3px);box-shadow:0 14px 26px rgba(48,92,145,.1)}
.doc-card .doc-icon{width:54px;height:54px;border-radius:18px;display:grid;place-items:center;background:#eaf6ff;color:#167fcd;font-size:24px;flex:0 0 54px}
.doc-card small{display:block;color:#5d90ba;margin-bottom:6px}
.doc-card strong{display:block;line-height:1.3;color:var(--blue-dark)}
.doc-card .doc-arrow{margin-left:auto;color:#1a81ca;font-weight:900}
.back{display:inline-flex;align-items:center;gap:8px;font-weight:800;color:#1368c9;margin-bottom:10px}
.document-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:16px 20px;border-radius:20px;background:#f1f9ff;border:1px solid #d9ebf8;margin-bottom:22px;color:var(--muted)}
.document-paper{background:linear-gradient(180deg,#fff,#fbfdff);border:1px solid #e5eff7;border-radius:24px;padding:24px 22px;box-shadow:inset 0 1px 0 rgba(255,255,255,.9)}
.muted{color:#7291ac;font-size:.96rem}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.contact-card{padding:24px;border-radius:28px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 26px rgba(45,93,142,.08)}
.contact-card a{color:#0e65c8;font-weight:700}
.footer{position:relative;margin-top:20px;background:linear-gradient(180deg,#0d66c8,#0a4b98);color:#fff;padding:80px 0 28px}
.footer::before{content:"";position:absolute;top:-48px;left:-2%;width:104%;height:90px;background:linear-gradient(180deg,#1aa7ef,#0f67c8);border-radius:0 0 45% 55% / 0 0 100% 100%}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:24px;align-items:start;position:relative;z-index:1}
.footer-brand img{width:min(300px,100%)}
.footer nav a{display:block;color:#e6f3ff;padding:4px 0;border-radius:0;background:none}
.footer nav a:hover{color:#fff;background:none}
.footer small,.footer p{color:#cfe5ff}
.stats-line{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:20px}
.stat{padding:18px;border-radius:22px;background:#fff;border:1px solid var(--line);text-align:center;box-shadow:0 10px 24px rgba(44,89,141,.08)}
.stat strong{display:block;font-size:1.55rem;color:var(--blue-dark)}
.stat span{color:var(--muted);font-size:.94rem}
@media (max-width: 1180px){
  .hero-grid,.grid-2,.footer-grid{grid-template-columns:1fr}
  .hero-logo{order:1}.hero-map{order:2}.hero-copy{order:3}
}
@media (max-width: 960px){
  .cards3,.doc-grid,.contact-grid,.feature-list,.doc-cats,.stats-line{grid-template-columns:1fr 1fr}
  .icon-list{grid-template-columns:1fr}
  .menu-toggle{display:block}
  .header #nav-links{position:absolute;top:100%;left:0;right:0;background:rgba(245,251,255,.98);padding:12px 16px 18px;border-bottom:1px solid var(--line);display:none;flex-direction:column;align-items:stretch}
  .header #nav-links.open{display:flex}
  .nav{position:relative}
}
@media (max-width: 640px){
  .wrap{width:min(100% - 20px,100%)}
  .hero{padding-top:20px}
  .hero-copy,.article,.info-card,.docs-preview{padding:20px}
  .cards3,.doc-grid,.contact-grid,.feature-list,.doc-cats,.stats-line{grid-template-columns:1fr}
  .brand img{width:min(250px,58vw)}
  h1{font-size:2.1rem}
  .ionics{padding-left:0;font-size:22px}
  .ionics .pill{font-size:18px}
}

/* Refined text-only masthead on internal pages */
.brand-type{display:inline-flex;flex-direction:column;gap:0;align-items:flex-start;justify-content:center;line-height:1.02;text-decoration:none;flex-shrink:0;white-space:nowrap}
.brand-type .brand-name{font-family:Georgia,"Times New Roman",serif;font-size:clamp(2.1rem,3.5vw,3.3rem);font-weight:700;font-style:italic;letter-spacing:-.055em;color:#24519c;text-shadow:1px 1px 0 #aacdf0,2px 2px 0 #d2e9fc}
.brand-type .brand-subtitle{font-size:clamp(.64rem,.85vw,.82rem);font-weight:850;letter-spacing:.055em;text-transform:uppercase;color:#d94146;padding-left:4px;margin-top:4px}
.footer-type .brand-name{color:white;text-shadow:1px 2px 0 rgba(2,36,90,.25)}
.footer-type .brand-subtitle{color:#dbefff}
@media(max-width:640px){.brand-type .brand-name{font-size:2rem}.brand-type .brand-subtitle{font-size:.58rem;letter-spacing:0}}

/* v5: return product bottle art as primary imagery */
.product-bottles .product-card{background:linear-gradient(180deg,#f0faff,#fff);overflow:hidden}
.product-bottles .product-card img{display:block;width:100%;aspect-ratio:1.39/1;object-fit:contain;object-position:center;background:#e8f7ff}
.product-bottles .product-card .body{padding:22px 24px 26px}
.product-bottles .product-card h3{font-size:1.45rem}
.product-bottles .product-card p{color:#3a739e;font-weight:650}
.primary-phone{font-size:clamp(1.2rem,2vw,1.7rem);white-space:nowrap}
@media(max-width:720px){.product-bottles .product-card img{aspect-ratio:auto}.primary-phone{white-space:normal}}

/* Document breadcrumb and original previews */
.doc-breadcrumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:0 0 20px;font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;line-height:1.4;color:#486f9b}
.doc-breadcrumb a{font-weight:750;color:#075bb1;text-decoration:none;border-bottom:1px solid rgba(7,91,177,.4)}
.doc-breadcrumb a:hover{color:#0b88d3;border-bottom-color:currentColor}
.breadcrumb-separator{font-size:23px;font-weight:300;color:#7ca3be;padding:0 3px}
.breadcrumb-current{font-weight:700;color:#133e76}
.original-download{white-space:normal;text-align:center}
.original-preview{max-width:100%;overflow:hidden}
.original-preview h2{font-size:1.5rem;margin:0 0 18px}
.pdf-viewer{width:100%;height: min(80vh,940px);min-height:500px;border:1px solid #cfe4f3;border-radius:16px;background:#f8fbfd}
.original-image{max-width:100%;max-height:1400px;width:auto;height:auto;display:block;margin:0 auto;border:1px solid #d9e8f1;border-radius:10px}
.pdf-text{font-size:14px;line-height:1.6;overflow-wrap:anywhere;white-space:pre-wrap;margin-top:25px}
.pdf-text p{margin-bottom:18px}
@media(max-width:680px){.doc-breadcrumb{gap:7px;font-size:13px}.pdf-viewer{height:68vh;min-height:360px}}

/* v8: internal masthead uses same spacing and horizontal menu rhythm as the approved homepage image. */
@media (min-width:961px){
  .header .nav{
    width:100%;max-width:1672px;margin-inline:auto;
    padding:11px 4%;
    display:grid;grid-template-columns:minmax(0,33%) minmax(0,1fr);
    align-items:center;gap:0;min-height:98px;
  }
  .header .brand-type{margin:0;max-width:max-content;}
  .header #nav-links{
    width:100%;min-width:0;display:flex;align-items:center;
    justify-content:space-between;flex-wrap:nowrap;gap:clamp(2px,.6vw,12px);
  }
  .header #nav-links a{
    text-align:center;white-space:nowrap;
    padding:10px clamp(6px,.9vw,15px);
    font-family:Arial,Helvetica,sans-serif;
    font-size:clamp(12px,1.02vw,17px);
    line-height:1.22;
    font-weight:700;
  }
}
@media (min-width:961px) and (max-width:1120px){
  .header .nav{padding-inline:2.5%;grid-template-columns:minmax(0,30%) minmax(0,1fr)}
  .header #nav-links a{font-size:12px;padding-inline:6px}
}
@media (max-width:960px){
  .header .nav{display:flex;align-items:center;justify-content:space-between;min-height:80px}
  .header #nav-links{display:none;flex-direction:column;align-items:stretch}
  .header #nav-links.open{display:flex}
  .header #nav-links a{display:block}
}
/* Breadcrumb link is an actionable blue button. White text on hover, focus and active. */
.page-head .doc-breadcrumb a{
  display:inline-flex;align-items:center;
  padding:9px 16px;border-radius:999px;
  background:linear-gradient(180deg,#e8f6ff,#cfebff);
  border:1px solid #abd9f3;
  color:#115b9c;
  font-weight:750;
  text-decoration:none;
  box-shadow:0 3px 10px rgba(14,105,183,.08);
  transition:background .2s,color .2s,box-shadow .2s;
}
.page-head .doc-breadcrumb a:hover,
.page-head .doc-breadcrumb a:focus-visible,
.page-head .doc-breadcrumb a:active{
  color:#ffffff !important;
  background:linear-gradient(180deg,#1aa7e7,#0d5dc1);
  border-color:#0d5dc1;
  box-shadow:0 7px 16px rgba(13,93,193,.18);
}
.page-head .doc-breadcrumb a:focus-visible{outline:2px solid #07386f;outline-offset:3px}