/* ittihadvenom.com — design system
   Voice: scientific, clinical, trust-first. Navy + white + venom-glow accents. */

:root{
  --navy:#0b1733;
  --navy-2:#12224a;
  --navy-3:#1b2f5e;
  --ink:#0e1726;
  --muted:#5b6678;
  --line:#e4e8f0;
  --bg:#ffffff;
  --bg-soft:#f5f7fb;
  --accent:#f6a01a;       /* brand orange */
  --accent-d:#d9870c;
  --glow:#17b6c4;         /* UV venom-glow teal */
  --glow-d:#0e8f9c;
  --ok:#1f9d57;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 10px 30px rgba(11,23,51,.10);
  --shadow-lg:0 24px 60px rgba(11,23,51,.18);
  --maxw:1160px;
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.65;-webkit-font-smoothing:antialiased;font-size:17px;
}
img{max-width:100%;display:block}
a{color:var(--glow-d);text-decoration:none}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;color:var(--ink);font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3.2vw,2.5rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:var(--glow-d);margin-bottom:.7rem}
.lead{font-size:1.15rem;color:#36435a}
.center{text-align:center}
.muted{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:700;font-size:.98rem;
  padding:.8em 1.4em;border-radius:999px;border:2px solid transparent;cursor:pointer;
  transition:.18s ease;white-space:nowrap}
.btn-primary{background:var(--accent);color:#1a1205;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-d);border-color:var(--accent-d);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-dark{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-dark:hover{background:var(--navy-3)}
.btn-lg{padding:.95em 1.7em;font-size:1.05rem}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:50;background:rgba(11,23,51,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;gap:1.4rem;height:72px}
.brand{display:flex;align-items:center;gap:.6rem;color:#fff;font-weight:800;font-size:1.05rem}
.brand .mark{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;flex:none;
  background:rgba(23,182,196,.14);border:1px solid rgba(23,182,196,.45)}
.brand .mark .i{width:20px;height:20px;color:var(--glow)}
.brand>span:last-child{white-space:nowrap;line-height:1.1}
.brand small{display:none}
.nav-links{display:flex;gap:.98rem;margin-left:auto;list-style:none;padding:0;margin-block:0}
.nav-links a{color:#cdd7ee;font-size:.9rem;font-weight:600;padding:.3em 0;position:relative;white-space:nowrap}
.nav-links a:hover{color:#fff}
.nav-right{display:flex;align-items:center;gap:.8rem}
.lang{position:relative}
.lang-btn{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.2);
  border-radius:999px;padding:.5em 1.05em;min-width:84px;font-size:.85rem;font-weight:700;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:.42em}
.lang-btn .i{width:15px;height:15px}
.lang-menu{position:absolute;right:0;top:120%;background:#fff;border-radius:10px;
  box-shadow:var(--shadow-lg);padding:.4rem;display:none;min-width:140px}
.lang-menu.open{display:block}
.lang-menu a{display:block;padding:.5em .8em;border-radius:7px;color:var(--ink);font-weight:600;font-size:.9rem}
.lang-menu a:hover{background:var(--bg-soft)}
.lang-menu a.active{color:var(--glow-d)}
.burger{display:none;background:none;border:0;cursor:pointer;width:42px;height:42px}
.burger span{display:block;height:2px;background:#fff;margin:5px auto;width:24px;transition:.2s}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;background:var(--navy);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,16,38,.95) 0%,rgba(8,16,38,.72) 48%,rgba(8,16,38,.42) 100%),
  url('../img/scorpion-hero.jpg') center/cover;}
.hero-inner{position:relative;padding:clamp(3.5rem,9vw,7rem) 0;max-width:760px}
.hero h1{color:#fff;font-size:clamp(2rem,4.6vw,3.3rem);margin-bottom:.4em}
.hero h1 .accent{color:var(--glow);font-style:italic}
.hero p{font-size:1.18rem;color:#dbe4f7;max-width:600px}
.hero-cta{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:1.6rem}
.species-tag{display:inline-block;background:rgba(23,182,196,.16);border:1px solid rgba(23,182,196,.5);
  color:#9af0f8;font-weight:700;font-size:.82rem;letter-spacing:.05em;padding:.4em .9em;border-radius:999px;margin-bottom:1.2rem}

/* ---------- trust bar ---------- */
.trust{background:var(--navy-2);color:#fff;padding:1.6rem 0}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.trust-item{display:flex;gap:.7rem;align-items:flex-start;font-size:.92rem;color:#dce4f5}
.trust-item .ic{font-size:1.35rem;line-height:1}
.trust-item b{display:block;color:#fff;font-size:.96rem;margin-bottom:.1em}

/* ---------- sections ---------- */
section{padding:clamp(3rem,7vw,5.5rem) 0}
.section-soft{background:var(--bg-soft)}
.section-navy{background:var(--navy);color:#fff}
.section-navy h2,.section-navy h3{color:#fff}
.section-navy .lead{color:#c8d3ea}
.section-head{max-width:720px;margin-bottom:2.6rem}
.section-head.center{margin-inline:auto}

/* ---------- product / spec ---------- */
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden}
.product-card .pc-head{padding:1.6rem 1.8rem;background:linear-gradient(135deg,var(--navy),var(--navy-3));color:#fff}
.product-card .pc-head h3{color:#fff;margin:0;font-size:1.45rem}
.product-card .pc-body{padding:1.6rem 1.8rem}
.spec{width:100%;border-collapse:collapse;font-size:.95rem}
.spec th,.spec td{text-align:left;padding:.7em .6em;border-bottom:1px solid var(--line);vertical-align:top}
.spec th{width:42%;color:var(--muted);font-weight:600}
.spec td{font-weight:600;color:var(--ink)}
.spec em{color:var(--glow-d);font-style:italic}
.chips{display:flex;flex-wrap:wrap;gap:.6rem;margin:1.2rem 0}
.chip{display:inline-flex;align-items:center;gap:.4em;background:var(--bg-soft);border:1px solid var(--line);
  border-radius:999px;padding:.5em 1em;font-size:.86rem;font-weight:600;color:#33405a}
.note{font-size:.85rem;color:var(--muted)}

/* ---------- process steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;counter-reset:s}
.step{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:1.4rem}
.step .n{width:38px;height:38px;border-radius:10px;background:var(--glow);color:#04222a;
  font-weight:800;display:grid;place-items:center;margin-bottom:.8rem}
.step h3{font-size:1.05rem;margin-bottom:.3rem}
.step p{font-size:.9rem;color:#c0cce4;margin:0}

/* ---------- feature/list ---------- */
.cols-2{display:grid;grid-template-columns:1fr 1fr;gap:2.2rem}
.feature{display:flex;gap:.8rem;margin-bottom:1.1rem}
.feature .ic{font-size:1.3rem;color:var(--glow-d)}
.feature b{display:block}

/* compliance docs */
.doc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.9rem;margin-top:1rem}
.doc{display:flex;gap:.7rem;align-items:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:.9em 1em;font-weight:600;font-size:.93rem}
.doc .ic{font-size:1.25rem}
.callout{border-left:4px solid var(--glow);background:#eefafb;padding:1rem 1.2rem;border-radius:0 10px 10px 0;margin:1rem 0}
.callout.warn{border-color:var(--accent);background:#fff7e9}

/* ---------- applications cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.appcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem;box-shadow:var(--shadow);transition:.2s}
.appcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.appcard .ic{font-size:1.8rem;margin-bottom:.6rem}
.appcard h3{font-size:1.1rem;margin-bottom:.35rem}
.appcard p{font-size:.92rem;color:#46536c;margin:0}

/* ---------- gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.gallery img{border-radius:var(--radius);height:230px;width:100%;object-fit:cover;border:1px solid rgba(255,255,255,.1)}
.gallery figure{margin:0;position:relative}
.gallery figcaption{position:absolute;left:10px;bottom:10px;background:rgba(8,16,38,.7);
  color:#fff;font-size:.78rem;padding:.3em .7em;border-radius:6px;backdrop-filter:blur(4px)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:2.4rem;align-items:start}
.info-list{list-style:none;padding:0;margin:1.4rem 0 0}
.info-list li{display:flex;gap:.7rem;margin-bottom:1rem;font-size:.96rem}
.info-list b{display:block;margin-bottom:.1em}
.info-list .ic{font-size:1.2rem;color:var(--glow)}
.info-list a{color:#bfe9ee}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label{display:block;font-size:.84rem;font-weight:700;margin:0 0 .35rem;color:#dbe4f7}
.section-navy input,.section-navy select,.section-navy textarea{width:100%;padding:.75em .9em;
  border-radius:9px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
  color:#fff;font-family:inherit;font-size:.95rem;margin-bottom:1rem}
input::placeholder,textarea::placeholder{color:#8fa0c4}
input:focus,select:focus,textarea:focus{outline:2px solid var(--glow);border-color:transparent}
select option{color:#000}
.req{color:var(--accent)}
.form-note{font-size:.8rem;color:#9fb0d6;margin-top:.4rem}
.form-msg{display:none;padding:.9em 1.1em;border-radius:9px;margin-bottom:1rem;font-weight:600}
.form-msg.ok{display:block;background:rgba(31,157,87,.15);border:1px solid var(--ok);color:#b6f0cf}
.form-msg.err{display:block;background:rgba(246,160,26,.12);border:1px solid var(--accent);color:#ffd99a}

/* ---------- footer ---------- */
.footer{background:#070f24;color:#9fb0d6;padding:3rem 0 1.5rem;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:2rem;margin-bottom:2rem}
.footer h4{color:#fff;font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:1rem}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:.5rem}
.footer a{color:#9fb0d6}
.footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:1.3rem;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;font-size:.82rem}
.badge-line{display:flex;gap:.5rem;flex-wrap:wrap}
.badge-line span{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:999px;padding:.25em .8em;font-size:.76rem}

/* ---------- floating ---------- */
.fab{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;flex-direction:column;gap:.6rem}
.fab a{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;
  box-shadow:var(--shadow-lg);font-size:1.5rem;color:#fff;transition:.2s}
.fab a:hover{transform:scale(1.08)}
.fab .wa{background:#25d366}
.fab .top{background:var(--navy-3);font-size:1.2rem}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:.6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- icons ---------- */
.i{width:1em;height:1em;flex:none;display:inline-block;vertical-align:-.14em}
.fab a .i{width:24px;height:24px}

/* ---------- documents ---------- */
.docs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.doccard{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem;box-shadow:var(--shadow);transition:.2s;color:var(--ink)}
.doccard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--glow)}
.doccard .ic{font-size:1.9rem;margin-bottom:.5rem}
.doccard h3{font-size:1.08rem;margin-bottom:.3rem}
.doccard p{font-size:.9rem;color:#46536c;margin:0 0 .8rem}
.doc-link{font-weight:700;color:var(--glow-d);font-size:.9rem}

/* ---------- press ---------- */
.press-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.presscard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow);transition:.2s;color:var(--ink)}
.presscard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.presscard .outlet{font-weight:800;color:var(--navy);font-size:1rem;margin-bottom:.5rem}
.presscard p{font-size:.92rem;color:#3a4760;margin:0 0 .9rem;flex:1;font-style:italic}
.presscard .press-date{font-weight:700;color:var(--accent-d);font-size:.83rem}
@media(max-width:900px){.docs-grid,.press-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.docs-grid,.press-grid{grid-template-columns:1fr}}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .nav-links{position:fixed;inset:72px 0 auto 0;background:var(--navy);flex-direction:column;
    gap:0;padding:1rem 22px;display:none;border-bottom:1px solid rgba(255,255,255,.1);margin-left:0}
  .nav-links.open{display:flex}
  .nav-links a{padding:.85em 0;border-bottom:1px solid rgba(255,255,255,.07)}
  .burger{display:block;margin-left:auto}
}
@media(max-width:900px){
  .trust-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr 1fr}
  .cols-2,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav-links{position:fixed;inset:72px 0 auto 0;background:var(--navy);flex-direction:column;
    gap:0;padding:1rem 22px;display:none;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav-links.open{display:flex}
  .nav-links a{padding:.8em 0;border-bottom:1px solid rgba(255,255,255,.07)}
  .burger{display:block;margin-left:auto}
  .nav-right .cta-nav{display:none}
  .trust-grid,.gallery,.doc-grid,.cards,.steps,.spec th,form .row{grid-template-columns:1fr}
  .spec th{width:auto}
  .gallery img{height:200px}
}
/* ---------- mobile polish ---------- */
@media(max-width:680px){
  body{font-size:16px}
  .container{padding:0 18px}
  section{padding:2.7rem 0}
  .hero-inner{padding:3rem 0}
  .hero h1{font-size:1.95rem}
  .hero p{font-size:1.04rem}
  .hero-cta{gap:.6rem}
  .hero-cta .btn{flex:1 1 auto;justify-content:center}
  h2{font-size:1.55rem}
  .lead{font-size:1.04rem}
  .section-head{margin-bottom:1.7rem}
  .nav .nav-right{margin-left:auto}
  .trust{padding:1.1rem 0}
  .trust-grid{gap:.8rem}
  .product-card .pc-head,.product-card .pc-body{padding:1.2rem}
  .pc-head h3{font-size:1.18rem}
  .cols-2{gap:1.4rem}
  /* stack spec rows: label above value */
  .spec,.spec tbody,.spec tr,.spec th,.spec td{display:block;width:auto}
  .spec tr{border-bottom:1px solid var(--line);padding:.55em 0}
  .spec tr:last-child{border-bottom:0}
  .spec th{border:0;padding:0 0 .12em;color:var(--muted);font-size:.8rem;font-weight:600}
  .spec td{border:0;padding:0}
  .fab{right:14px;bottom:14px}
  .fab a{width:48px;height:48px}
}