/* Remex Ingredient Solution - Corporate Stylesheet */
:root{
  --deep-blue:#0A3D62;
  --deep-blue-dark:#072a44;
  --chem-green:#1ABC9C;
  --chem-green-dark:#15a085;
  --white:#ffffff;
  --light-gray:#F4F6F7;
  --dark-gray:#2C3E50;
  --muted:#6b7a85;
  --border:#e3e8ec;
  --shadow:0 6px 24px rgba(10,61,98,.08);
  --shadow-lg:0 14px 40px rgba(10,61,98,.14);
  --radius:10px;
  --container:1200px;
  --transition:.25s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter','Segoe UI',Roboto,Arial,sans-serif;color:var(--dark-gray);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:var(--deep-blue);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--chem-green)}
h1,h2,h3,h4{font-weight:700;color:var(--deep-blue);line-height:1.25}
h1{font-size:clamp(2rem,4vw,3rem)}
h2{font-size:clamp(1.6rem,3vw,2.25rem);margin-bottom:.5rem}
h3{font-size:1.2rem;margin-bottom:.4rem}
p{color:var(--muted)}
.container{max-width:var(--container);margin:0 auto;padding:0 1.25rem}
section{padding:4.5rem 0}
.section-head{text-align:center;max-width:720px;margin:0 auto 2.5rem}
.section-head .eyebrow{color:var(--chem-green);font-weight:600;letter-spacing:.12em;text-transform:uppercase;font-size:.8rem;margin-bottom:.5rem}
.section-head p{margin-top:.75rem}

/* Buttons */
.btn{display:inline-block;padding:.85rem 1.6rem;border-radius:8px;font-weight:600;font-size:.95rem;border:2px solid transparent;cursor:pointer;transition:var(--transition);text-align:center}
.btn-primary{background:var(--chem-green);color:#fff;border-color:var(--chem-green)}
.btn-primary:hover{background:var(--chem-green-dark);border-color:var(--chem-green-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-secondary{background:transparent;color:#fff;border-color:#fff}
.btn-secondary:hover{background:#fff;color:var(--deep-blue)}
.btn-outline{background:transparent;color:var(--deep-blue);border-color:var(--deep-blue)}
.btn-outline:hover{background:var(--deep-blue);color:#fff}

/* Topbar */
.topbar{background:var(--deep-blue-dark);color:#cfe1ee;font-size:.85rem;padding:.5rem 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
.topbar a{color:#cfe1ee}
.topbar a:hover{color:var(--chem-green)}
.topbar .info span{margin-right:1.25rem}

/* Header */
.header{background:#fff;box-shadow:0 2px 14px rgba(10,61,98,.06);position:sticky;top:0;z-index:100}
.header .container{display:flex;align-items:center;justify-content:space-between;padding-top:.85rem;padding-bottom:.85rem}
.brand{display:flex;align-items:center;gap:.7rem}
.brand img{width:46px;height:46px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{color:var(--deep-blue);font-size:1.05rem}
.brand-text small{color:var(--muted);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.nav{display:flex;align-items:center;gap:.25rem}
.nav a{padding:.6rem 1rem;color:var(--dark-gray);font-weight:500;font-size:.95rem;border-radius:6px}
.nav a:hover,.nav a.active{color:var(--deep-blue);background:var(--light-gray)}
.nav .btn{margin-left:.75rem;padding:.6rem 1.1rem}
.menu-toggle{display:none;background:none;border:0;font-size:1.5rem;color:var(--deep-blue);cursor:pointer}

/* Hero */
.hero{position:relative;color:#fff;min-height:560px;display:flex;align-items:center;background:linear-gradient(120deg,rgba(10,61,98,.92),rgba(10,61,98,.7)),url('../assets/hero.jpg') center/cover no-repeat}
.hero-content{max-width:720px;padding:5rem 0}
.hero .eyebrow{display:inline-block;color:var(--chem-green);background:rgba(26,188,156,.12);border:1px solid rgba(26,188,156,.4);padding:.35rem .85rem;border-radius:99px;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:1.25rem;font-weight:600}
.hero h1{color:#fff;margin-bottom:1.25rem}
.hero p{color:#d6e4ee;font-size:1.1rem;margin-bottom:2rem;max-width:560px}
.hero-cta{display:flex;gap:.75rem;flex-wrap:wrap}

/* Page hero (sub pages) */
.page-hero{background:linear-gradient(120deg,var(--deep-blue),var(--deep-blue-dark));color:#fff;padding:4rem 0 3rem;text-align:center}
.page-hero h1{color:#fff}
.page-hero p{color:#cfe1ee;max-width:680px;margin:.75rem auto 0}
.breadcrumb{font-size:.85rem;color:#9bb6c7;margin-top:1rem}
.breadcrumb a{color:#9bb6c7}
.breadcrumb a:hover{color:var(--chem-green)}

/* Grid utilities */
.grid{display:grid;gap:1.5rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* Cards */
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.75rem;transition:var(--transition);height:100%}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.card .icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--deep-blue),var(--chem-green));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:1rem;font-weight:700}
.card h3{margin-bottom:.5rem}
.card p{font-size:.95rem}

/* Industry cards */
.industry-card{position:relative;overflow:hidden;border-radius:var(--radius);background:#fff;border:1px solid var(--border);padding:1.75rem 1.5rem;text-align:center;transition:var(--transition);cursor:pointer}
.industry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--chem-green)}
.industry-card .ic-icon{font-size:2.4rem;margin-bottom:.85rem;display:block}
.industry-card h3{font-size:1.05rem;color:var(--deep-blue);margin-bottom:.25rem}
.industry-card p{font-size:.85rem;color:var(--muted)}

/* Product cards */
.product-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);display:flex;flex-direction:column}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.product-img{aspect-ratio:4/3;background:linear-gradient(135deg,#eaf3f8,#d8eef0);display:flex;align-items:center;justify-content:center;color:var(--deep-blue);font-weight:700;font-size:2rem;border-bottom:1px solid var(--border)}
.product-body{padding:1.25rem;flex:1;display:flex;flex-direction:column}
.product-body .cat{font-size:.72rem;color:var(--chem-green);font-weight:700;text-transform:uppercase;letter-spacing:.1em;margin-bottom:.4rem}
.product-body h3{font-size:1.05rem;margin-bottom:.4rem}
.product-body p{font-size:.88rem;flex:1;margin-bottom:1rem}
.product-actions{display:flex;gap:.5rem}
.product-actions .btn{flex:1;padding:.55rem .8rem;font-size:.82rem}

/* Why-choose */
.why-grid .card{text-align:left}

/* Stats strip */
.stats{background:var(--deep-blue);color:#fff;padding:3rem 0}
.stats .grid-4{gap:2rem;text-align:center}
.stat .num{font-size:2.4rem;font-weight:800;color:var(--chem-green);display:block}
.stat .lbl{color:#cfe1ee;font-size:.9rem;letter-spacing:.05em}

/* CTA banner */
.cta-banner{background:linear-gradient(135deg,var(--deep-blue),var(--chem-green));color:#fff;text-align:center;padding:4rem 1.25rem;border-radius:var(--radius);margin:0 1.25rem}
.cta-banner h2{color:#fff;margin-bottom:.75rem}
.cta-banner p{color:#e2f5f0;margin-bottom:1.5rem;max-width:600px;margin-left:auto;margin-right:auto}

/* Two-col */
.two-col{display:grid;grid-template-columns:1.1fr 1fr;gap:3rem;align-items:center}
.two-col img{border-radius:var(--radius);box-shadow:var(--shadow)}

/* Forms */
.form{display:grid;gap:1rem;background:#fff;padding:2rem;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field label{display:block;font-weight:600;font-size:.85rem;color:var(--dark-gray);margin-bottom:.35rem}
.field input,.field select,.field textarea{width:100%;padding:.75rem .9rem;border:1px solid var(--border);border-radius:6px;font:inherit;color:var(--dark-gray);background:#fff;transition:var(--transition)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--chem-green);box-shadow:0 0 0 3px rgba(26,188,156,.15)}
.field textarea{resize:vertical;min-height:120px}

/* Filters / catalog */
.catalog-layout{display:grid;grid-template-columns:260px 1fr;gap:2rem}
.filters{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;height:fit-content;position:sticky;top:90px}
.filters h4{color:var(--deep-blue);margin-bottom:.6rem;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em}
.filters .group{margin-bottom:1.25rem;padding-bottom:1.25rem;border-bottom:1px solid var(--border)}
.filters .group:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.filters label{display:flex;align-items:center;gap:.5rem;font-size:.88rem;color:var(--dark-gray);padding:.25rem 0;cursor:pointer}
.search-bar{display:flex;gap:.5rem;margin-bottom:1.5rem}
.search-bar input{flex:1;padding:.85rem 1rem;border:1px solid var(--border);border-radius:8px;font:inherit}
.search-bar input:focus{outline:none;border-color:var(--chem-green)}

/* Brand grid */
.brand-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}
.brand-tile{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;text-align:center;transition:var(--transition);font-weight:700;color:var(--deep-blue);font-size:1.1rem}
.brand-tile:hover{border-color:var(--chem-green);transform:translateY(-3px);box-shadow:var(--shadow)}
.brand-tile small{display:block;font-weight:400;color:var(--muted);font-size:.78rem;margin-top:.35rem}

/* Blog cards */
.blog-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);display:flex;flex-direction:column}
.blog-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.blog-thumb{aspect-ratio:16/9;background:linear-gradient(135deg,var(--deep-blue),var(--chem-green));color:#fff;display:flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:800}
.blog-body{padding:1.5rem;flex:1;display:flex;flex-direction:column}
.blog-body .meta{font-size:.78rem;color:var(--muted);margin-bottom:.5rem}
.blog-body h3{margin-bottom:.5rem;font-size:1.1rem}
.blog-body p{font-size:.9rem;flex:1;margin-bottom:1rem}

/* Contact info cards */
.info-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.75rem;text-align:center}
.info-card .icon{margin:0 auto 1rem}
.info-card h3{margin-bottom:.4rem;font-size:1rem}

/* Footer */
.footer{background:var(--deep-blue-dark);color:#cfe1ee;padding:4rem 0 0;margin-top:4rem}
.footer h4{color:#fff;font-size:1rem;margin-bottom:1rem;text-transform:uppercase;letter-spacing:.08em}
.footer .grid-4{gap:2.5rem}
.footer p,.footer li{font-size:.9rem;color:#9bb6c7;line-height:1.9}
.footer ul{list-style:none}
.footer a{color:#9bb6c7}
.footer a:hover{color:var(--chem-green)}
.footer .brand-text strong{color:#fff}
.footer .brand-text small{color:#9bb6c7}
.newsletter{display:flex;gap:.5rem;margin-top:.75rem}
.newsletter input{flex:1;padding:.6rem .8rem;border:0;border-radius:6px;font:inherit;background:rgba(255,255,255,.08);color:#fff}
.newsletter input::placeholder{color:#9bb6c7}
.newsletter button{padding:.6rem .9rem;border:0;border-radius:6px;background:var(--chem-green);color:#fff;cursor:pointer;font-weight:600}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:3rem;padding:1.5rem 0;font-size:.85rem;color:#7a96a8;text-align:center}

/* Responsive */
@media (max-width:960px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .two-col{grid-template-columns:1fr}
  .catalog-layout{grid-template-columns:1fr}
  .filters{position:static}
}
@media (max-width:720px){
  .menu-toggle{display:block}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:1rem;box-shadow:var(--shadow);border-top:1px solid var(--border)}
  .nav.open{display:flex}
  .nav a{padding:.85rem 1rem}
  .header .container{position:relative}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .topbar .info span{display:block;margin:0}
  section{padding:3rem 0}
}