@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Montserrat:wght@500;600;700;800&display=swap');

:root{
  /* HCV Brand — Core Navy & Professional Blue */
  --navy:#0F2A44;
  --blue:#3C6E9B;
  --steel:#7E889A;
  --light-grey:#E8ECF1;
  --silver:#D6DCE5;
  --white:#FFFFFF;
  --bg:var(--white);
  --text:var(--navy);
  --muted:var(--steel);
  --line:var(--silver);
  --brand:var(--blue);
  --brand2:var(--navy);
  --shadow: 0 10px 30px rgba(15,42,68,.08);
  --radius:12px;
  --container: 1100px;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);font-weight:400}
h1,h2,h3,h4,h5,h6,.brand{font-family:'Montserrat',system-ui,sans-serif;font-weight:700}
a{color:inherit;text-decoration:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:34px 0}
.topbar{position:sticky;top:0;background:var(--white);border-bottom:1px solid var(--line);z-index:50}
.topbar .container{padding-left:28px;padding-right:28px}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px;flex-wrap:wrap}
.brand{font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.brand span{color:#3C6E9B}
.menu{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.menu-toggle{display:none;border:none;background:none;padding:10px;cursor:pointer;margin-right:4px}
.menu-toggle-box{display:inline-block;width:22px;height:18px;position:relative}
.menu-toggle-box span,
.menu-toggle-box span::before,
.menu-toggle-box span::after{
  content:'';position:absolute;left:0;right:0;height:2px;border-radius:999px;background:var(--text);
}
.menu-toggle-box span{top:50%;transform:translateY(-50%);}
.menu-toggle-box span::before{top:-6px}
.menu-toggle-box span::after{top:6px}
/* Buttons: Professional Blue #3C6E9B, hover Core Navy #0F2A44 (HCV guideline) */
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius);padding:12px 16px;background:#3C6E9B;color:#FFFFFF;border:1px solid #3C6E9B;font-weight:600;font-family:'Inter',sans-serif}
.btn:hover{background:#0F2A44;border-color:#0F2A44;color:#FFFFFF}
.btn.outline{background:#FFFFFF;color:#3C6E9B;border-color:var(--line)}
.btn.outline:hover{border-color:#3C6E9B;color:#3C6E9B;background:var(--light-grey)}
.btn.small{padding:9px 12px;border-radius:10px;font-size:14px}

.hero{padding:42px 0;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--light-grey) 0%, var(--white) 60%)}
.hero-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:18px;align-items:stretch}
.hero h1{font-size:44px;line-height:1.1;margin:0 0 10px;color:var(--navy)}
.lead{font-size:18px;color:var(--muted);max-width:60ch;line-height:1.6}
.tagline{font-size:14px;color:#3C6E9B;letter-spacing:.05em;text-transform:lowercase;margin-bottom:8px}
.cta{display:flex;gap:12px;margin:18px 0 10px;flex-wrap:wrap}
.trust{margin-top:14px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
.card:hover{border-color:var(--steel)}
.muted{color:var(--muted)}
.small{font-size:13px}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:14px;align-items:start}
.mini-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mini{border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--white)}
.mini b{font-family:'Montserrat',sans-serif;font-weight:600}
.footer{border-top:1px solid var(--line);padding:28px 0 14px;margin-top:30px;background:var(--white)}
.footer .grid{display:grid;grid-template-columns:1.2fr .6fr .6fr;gap:12px}
.bottom{padding-top:12px;border-top:1px solid var(--line);margin-top:16px}
.flash{padding:12px 14px;border-radius:12px;margin:10px 0;border:1px solid var(--line)}
.flash.success{background:#ecfeff;border-color:#a5f3fc}
.flash.error{background:#fff1f2;border-color:#fecdd3}
.table{width:100%;border-collapse:collapse;margin-top:14px}
.table th,.table td{border-bottom:1px solid var(--line);padding:12px 8px;text-align:left;vertical-align:top}
.form{max-width:780px}
.form input,.form textarea,.form select{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:6px 0 14px}
.form label{font-weight:650}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.search{display:flex;gap:10px;margin:12px 0 18px;flex-wrap:wrap}
.search input{flex:1;min-width:220px}
.featured{width:100%;max-height:420px;object-fit:cover;border-radius:16px;border:1px solid var(--line);margin:16px 0}
.content{line-height:1.75}
.pagination{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
.pagination a{border:1px solid var(--line);padding:8px 12px;border-radius:10px}
.pagination a.active{border-color:#3C6E9B;color:#3C6E9B;font-weight:700}
code{background:var(--light-grey);padding:2px 6px;border-radius:6px;color:var(--navy)}
@media (max-width: 900px){
  .container{padding:0 24px}
  .topbar .container{padding-left:24px;padding-right:24px}
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .mini-cards{grid-template-columns:1fr}
  .footer .grid{grid-template-columns:1fr}
  .hero h1{font-size:34px}
  .nav{height:auto;padding:8px 0}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .menu{width:100%;justify-content:flex-start;row-gap:8px;display:none;flex-direction:column;align-items:flex-start}
  .nav.is-open .menu{display:flex}
  .row{grid-template-columns:1fr}
}

@media (max-width: 700px){
  .table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
}

/* Product categories (homepage): full-bleed image card, name overlay, solid border */
.section-categories{margin-bottom:0}
.section-title{margin-bottom:16px}
.category-carousel{overflow-x:auto;-webkit-overflow-scrolling:touch;padding:8px 0;margin:0}
.category-carousel-inner{display:flex;gap:14px;flex-wrap:nowrap;min-width:min-content}
.category-card{display:block;position:relative;width:220px;min-width:220px;height:280px;border-radius:var(--radius);border:2px solid var(--line);overflow:hidden;flex-shrink:0}
.category-card:hover{border-color:#3C6E9B}
.category-card-bg{position:absolute;inset:0;background:var(--light-grey);background-size:cover;background-position:center}
.category-card-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,var(--navy) 100%);opacity:.92;display:flex;align-items:flex-end;padding:16px}
.category-card-name{color:var(--white);font-weight:700;font-size:1rem;font-family:'Montserrat',sans-serif}

/* Product grid (Amazon-style listing) */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
.product-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;padding:0;transition:border-color .15s}
.product-card:hover{border-color:var(--steel);box-shadow:var(--shadow)}
.product-card-image{aspect-ratio:1;background:var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}
.product-card-image img{width:100%;height:100%;object-fit:contain;padding:12px}
.product-card-noimg{color:var(--muted);font-size:13px}
.product-card-name{font-size:1rem;font-weight:600;margin:12px 18px 6px;line-height:1.3;color:var(--text)}
.product-card-price{font-weight:700;color:var(--text);margin:0 18px 6px;font-size:1.1rem}
.product-card-cta{color:#3C6E9B;font-size:13px;margin:auto 18px 18px 0}
@media (max-width: 900px){.product-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width: 600px){.product-grid{grid-template-columns:1fr}}

/* Product detail (IndiaMart-style): left image + right specs/description, green WhatsApp CTA */
.product-detail{display:grid;grid-template-columns:340px 1fr;gap:32px;align-items:start;margin-top:20px}
.product-detail-left{position:sticky;top:90px}
.product-detail-main-image{aspect-ratio:1;background:#f8fafc;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center}
.product-detail-main-image img{width:100%;height:100%;object-fit:contain}
.product-detail-noimg{color:var(--muted);padding:24px}
.product-detail-more-photos{margin-top:12px}
.product-detail-more-photos-label{font-size:13px;color:var(--muted)}
.product-detail-gallery{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.product-detail-thumb{width:56px;height:56px;border:1px solid var(--line);border-radius:8px;overflow:hidden;padding:0;cursor:pointer;background:#fff}
.product-detail-thumb img{width:100%;height:100%;object-fit:cover}
.product-detail-quote{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.link-quote{color:#3C6E9B;font-weight:600}
.product-detail-title{font-size:1.75rem;margin:0 0 12px}
.product-detail-price{font-size:1.25rem;font-weight:700;margin:0 0 16px}
.product-detail-mrp{font-size:0.9rem;font-weight:400;color:#3C6E9B;margin-left:8px}
.product-detail-specs{margin:16px 0}
.spec-table .spec-label{font-weight:600;color:var(--muted);width:40%}
.product-detail-description{margin:20px 0;line-height:1.7}
.product-detail-cta{margin-top:24px}
.product-detail-cta-buttons{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.btn-whatsapp{background:#25D366!important;border-color:#25D366!important;color:#fff!important;padding:14px 24px;font-size:1rem}
.btn-whatsapp:hover{background:#20bd5c!important;border-color:#20bd5c!important;color:#fff!important}
@media (max-width: 900px){
  .product-detail{grid-template-columns:1fr}
  .product-detail-left{position:static}
}

/* Floating WhatsApp button */
.wa-float{position:fixed;bottom:24px;right:24px;z-index:100;width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(37,211,102,.45);text-decoration:none;transition:transform .2s,box-shadow .2s}
.wa-float:hover{color:#fff;transform:scale(1.06);box-shadow:0 6px 20px rgba(37,211,102,.5)}
.wa-float svg{width:28px;height:28px;fill:currentColor}