:root{--blue:#06284d;--blue2:#0b477f;--red:#df352b;--ink:#102033;--muted:#667587;--white:#fff;--pale:#f3f7fb;--line:#dbe5ee}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:'Roboto',Arial,sans-serif;color:var(--ink);line-height:1.6}a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}
.topbar{background:var(--blue);color:#fff;font-size:12px}.topbar-inner{min-height:34px;display:flex;align-items:center;gap:24px}.top-contact{margin-left:auto;display:flex;gap:22px}.header{background:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 18px #06284d18}.nav-wrap{min-height:82px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px}.brand-mark{font-size:42px;color:var(--red);transform:rotate(45deg);display:inline-block}.brand b{display:block;font-size:24px;letter-spacing:.7px;line-height:1}.brand small{display:block;letter-spacing:4px;font-size:10px;font-weight:700}.brand em{display:block;color:var(--red);font-style:normal;font-size:8px;letter-spacing:3px;margin-top:4px}.nav{display:flex;align-items:center;gap:24px;text-transform:uppercase;font-size:11px;font-weight:800}.nav a{padding:30px 0}.nav a.active{color:var(--red);border-bottom:2px solid var(--red)}.nav-cta{background:var(--red);color:#fff!important;padding:12px 18px!important;border-bottom:0!important}.menu-btn{display:none;border:0;background:none;font-size:26px;color:var(--blue)}
.hero{min-height:570px;background:linear-gradient(90deg,#031a31ee 0%,#031a31b5 50%,#031a3130),url('https://images.unsplash.com/photo-1518709268805-4e9042af9f23?auto=format&fit=crop&w=1800&q=85') center/cover;display:flex;align-items:center;color:#fff}.hero.small{min-height:340px}.hero-content{padding:75px 0}.eyebrow{font-size:11px;font-weight:800;letter-spacing:2px;margin:0 0 13px;color:#d8e6f3}.blue{color:var(--blue2)}h1{font-size:clamp(42px,6vw,72px);line-height:1.04;margin:0 0 20px;letter-spacing:-2px}h2{font-size:38px;line-height:1.15;margin:0 0 15px}h1 span,h2 span{color:var(--red)}.hero-copy{max-width:590px;font-size:18px;color:#e3edf6}.hero-actions{display:flex;gap:14px;margin-top:30px}.btn{display:inline-flex;gap:20px;align-items:center;justify-content:center;border:0;padding:14px 21px;font-weight:800;font-size:11px;text-transform:uppercase;cursor:pointer}.btn-primary{background:var(--red);color:#fff}.btn-outline{border:1px solid #fff;color:#fff}.btn-dark{background:var(--blue);color:#fff}.trust-strip{background:var(--blue);color:#fff}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:20px 0}.trust-grid div{padding:0 26px;border-right:1px solid #fff3}.trust-grid div:last-child{border:0}.trust-grid strong{display:block;font-size:20px}.trust-grid span{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:#b8c9da}.section{padding:82px 0}.section-head{text-align:center;max-width:760px;margin:0 auto 43px}.section-head>p:not(.eyebrow){color:var(--muted)}.grid{display:grid;gap:18px}.product-grid{grid-template-columns:repeat(4,1fr)}.product-card{border:1px solid var(--line);background:#fff;box-shadow:0 6px 22px #06284d0a;transition:.25s}.product-card:hover{transform:translateY(-4px);box-shadow:0 15px 35px #06284d18}.product-image{height:145px;background-size:cover;background-position:center}.img1{background-image:url('https://images.unsplash.com/photo-1625047509248-ec889cbff17f?auto=format&fit=crop&w=700&q=80')}.img2{background-image:url('https://images.unsplash.com/photo-1565793298595-6a879b1d9492?auto=format&fit=crop&w=700&q=80')}.img3{background-image:url('https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=700&q=80')}.img4{background-image:url('https://images.unsplash.com/photo-1537462715879-360eeb61a0ad?auto=format&fit=crop&w=700&q=80')}.img5{background-image:url('https://images.unsplash.com/photo-1605152276897-4f618f831968?auto=format&fit=crop&w=700&q=80')}.img6{background-image:url('https://images.unsplash.com/photo-1473341304170-971dccb5ac1e?auto=format&fit=crop&w=700&q=80')}.img7{background-image:url('https://images.unsplash.com/photo-1518770660439-4636190af475?auto=format&fit=crop&w=700&q=80')}.img8{background-image:url('https://images.unsplash.com/photo-1584302179602-e4c3d3fd629d?auto=format&fit=crop&w=700&q=80')}.product-body{padding:18px}.product-body span{font-size:10px;color:var(--red);font-weight:800}.product-body h3{font-size:16px;line-height:1.25;margin:6px 0}.product-body p{font-size:12px;color:var(--muted);min-height:38px}.product-body a{font-size:11px;font-weight:800;color:var(--blue2)}.band{background:var(--blue);color:#fff;padding:70px 0}.feature-grid{grid-template-columns:repeat(4,1fr)}.feature-grid>div{border-top:1px solid #fff3;padding-top:18px}.feature-grid b{color:var(--red);font-size:11px}.feature-grid h3{margin:8px 0}.feature-grid p{font-size:13px;color:#b9c9d8}.light{color:#fff}.brand-grid{grid-template-columns:repeat(6,1fr)}.brand-box{height:85px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-weight:800;color:#42546a;background:#fff}.pale{background:var(--pale)}.industry-grid{grid-template-columns:repeat(4,1fr)}.industry{height:145px;display:flex;align-items:end;padding:18px;color:#fff;font-weight:800;background:linear-gradient(0deg,#031a31dd,#031a3140),url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?auto=format&fit=crop&w=700&q=80') center/cover}.industry:nth-child(2n){background-image:linear-gradient(0deg,#031a31dd,#031a3140),url('https://images.unsplash.com/photo-1565043666747-69f6646db940?auto=format&fit=crop&w=700&q=80')}.quote{background:var(--blue);color:#fff}.quote-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:center}.quote-copy p{color:#c2d0dd}.quote-copy ul{list-style:none;padding:0}.quote-copy li{margin:10px 0;font-size:13px}.quote-copy li:before{content:'✓';color:var(--red);margin-right:9px;font-weight:900}.quote-form{background:#fff;color:var(--ink);padding:30px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}label{font-size:11px;font-weight:800;display:block;margin-bottom:13px}input,textarea,select{display:block;width:100%;border:1px solid var(--line);padding:12px;margin-top:5px;font:inherit;font-size:12px;background:#fff}textarea{height:100px;resize:vertical}.quote-form .btn{width:100%}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.about-image{min-height:360px;background:linear-gradient(0deg,#031a3130,#031a3130),url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?auto=format&fit=crop&w=1000&q=85') center/cover}.about-copy p:not(.eyebrow){color:var(--muted);font-size:14px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px}.contact-card{background:var(--pale);padding:32px;border-left:4px solid var(--red)}.contact-card a{display:block;margin:10px 0;color:var(--blue2);font-weight:700}.map{width:100%;height:350px;border:0}.table-wrap{overflow-x:auto}.spec-table{width:100%;border-collapse:collapse;background:#fff}.spec-table th,.spec-table td{text-align:left;padding:14px;border:1px solid var(--line);font-size:13px}.spec-table th{background:var(--blue);color:#fff}.notice{padding:15px 18px;background:#fff8e9;border-left:4px solid #d99b20;color:#735916;font-size:12px}.footer{background:#041b33;color:#c5d3df}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding:52px 0}.footer-brand{font-size:23px;font-weight:800;color:#fff}.footer-brand small{display:block;font-size:9px;letter-spacing:3px}.footer-grid h4{font-size:11px;color:#fff;letter-spacing:1px}.footer-grid a{display:block;font-size:12px;margin:9px 0;color:#a9bdce}.copyright{border-top:1px solid #fff2;padding:16px 0;font-size:10px;color:#8095aa}
@media(max-width:950px){.nav{gap:14px}.nav a{font-size:10px}.product-grid{grid-template-columns:repeat(2,1fr)}.brand-grid{grid-template-columns:repeat(3,1fr)}.feature-grid{grid-template-columns:repeat(2,1fr)}.about-grid,.contact-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.topbar-inner{justify-content:center}.top-contact{display:none}.nav{position:absolute;top:82px;left:0;right:0;background:#fff;display:none;flex-direction:column;align-items:stretch;padding:10px 6%;box-shadow:0 15px 25px #06284d18}.nav.open{display:flex}.nav a{padding:11px 0;border:0!important}.menu-btn{display:block}.hero{min-height:600px}.hero.small{min-height:300px}.hero-content{padding:60px 0}.hero-actions{flex-direction:column;max-width:280px}.trust-grid{grid-template-columns:1fr 1fr;gap:18px}.trust-grid div{border:0;padding:5px 15px}.section{padding:60px 0}h2{font-size:31px}.quote-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.industry-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.product-grid,.industry-grid,.feature-grid,.brand-grid,.footer-grid{grid-template-columns:1fr}.hero h1{font-size:42px}.brand b{font-size:20px}.brand-mark{font-size:34px}}

/* V4 visual polish */
body{background:#fff}
.header{backdrop-filter:saturate(1.2) blur(8px)}
.hero:after{content:"";position:absolute;inset:0;pointer-events:none}
.hero{position:relative;overflow:hidden}
.hero-content{position:relative;z-index:2}
.hero h1{font-weight:800;max-width:780px}
.hero-copy{line-height:1.75}
.eyebrow{display:inline-flex;align-items:center;gap:10px}
.eyebrow:before{display:none!important;content:none!important}
.section-head h2{letter-spacing:-1px}
.product-card{border-radius:2px;overflow:hidden}
.product-image{position:relative}
.product-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,#06284d38)}
.product-body{padding:21px}
.product-body h3{font-size:18px}
.product-body p{line-height:1.65}
.brand-box{border-radius:2px;min-height:92px;text-align:center;padding:12px}
.btn{border-radius:2px;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 18px #06284d22}
.trust-grid strong{font-weight:800;letter-spacing:.2px}
.feature-grid>div{min-height:145px}
.industry{border-radius:2px;overflow:hidden}
.contact-card{box-shadow:0 12px 30px #06284d0b}
.quote-form{box-shadow:0 18px 45px #0002}
input:focus,textarea:focus,select:focus{outline:2px solid #0b477f33;border-color:var(--blue2)}
.footer{margin-top:0}
@media(max-width:760px){
  .nav-wrap{min-height:74px}
  .nav{top:74px}
  .hero h1{letter-spacing:-1.3px}
  .trust-grid strong{font-size:17px}
  .section-head{margin-bottom:32px}
}

.product-card{scroll-margin-top:110px}.product-body span{letter-spacing:1px}

/* V7 — supplied Allied Oil logo */
.site-logo{display:block;width:auto;height:58px;max-width:180px;object-fit:contain;background:#fff}
@media(max-width:760px){.site-logo{height:50px;max-width:150px;background:#fff}
}
.footer .site-logo{height:52px}

.footer-logo{display:inline-block;margin-bottom:14px}
.footer-logo img{display:block;height:58px;width:auto;max-width:170px;object-fit:contain;background:#fff}
.form-note{margin:12px 0 0;font-size:13px;line-height:1.5}
.mobile-contact{display:none}
@media(max-width:760px){
  .mobile-contact{display:flex;position:sticky;bottom:0;z-index:30;background:#063b86;padding:10px 14px;gap:10px}
  .mobile-contact a{flex:1;text-align:center;color:#fff;border:1px solid rgba(255,255,255,.35);padding:10px 8px;border-radius:2px;font-weight:700;font-size:13px}
  .footer-logo img{height:52px}
  .btn,.nav a{min-height:44px}
}

.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{left:12px;top:12px;z-index:100;background:#fff;color:#063b86;padding:10px 14px;border:2px solid #063b86}

/* V11 pre-launch mobile QA */
html{scroll-behavior:smooth}
img{max-width:100%;height:auto}
input,textarea,select,button{font:inherit}
@media(max-width:760px){
  body{overflow-x:hidden}
  .container{width:min(100% - 28px,1180px)}
  .hero{min-height:auto}
  .hero-content{padding-top:58px;padding-bottom:58px}
  .grid{grid-template-columns:1fr}
  .product-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .quote-form{padding:20px}
  textarea{min-height:140px}
}
@media(max-width:430px){
  .trust-grid{grid-template-columns:1fr 1fr}
  .btn{width:100%;text-align:center}
}

/* V12 mobile readability */
@media (max-width: 760px) {
  body { font-size: 14px; }
  p, li, td, th, label, input, textarea, select, button,
  .nav a, .eyebrow, .small, .caption, .meta, .card p,
  .footer, .footer a, .mobile-contact a {
    font-size: 14px;
  }
  .hero p, .section-intro, .product-card p, .brand-card p {
    font-size: 14px;
    line-height: 1.6;
  }
}

/* V13 mobile readability — stronger baseline */
@media (max-width: 760px) {
  body { font-size: 15px; }
  p, li, td, th, label, input, textarea, select, button,
  .nav a, .eyebrow, .small, .caption, .meta,
  .card p, .footer, .footer a, .mobile-contact a,
  .section-intro, .product-card p, .brand-card p {
    font-size: 15px;
    line-height: 1.6;
  }
  .hero p {
    font-size: 16px;
    line-height: 1.6;
  }
  .nav a { line-height: 1.4; }
  .form-note { font-size: 14px; }
}