/* Dolphin HVAC-R — static replica stylesheet
   Header + inner-page values measured from the live dolphinhvac.ae subpages */
:root{
  --teal:#359792;        /* header band */
  --red:#ca1b2d;         /* page / section titles */
  --red-nav:#fa0020;     /* active + hover menu item */
  --text:#414141;        /* body copy */
  --black:#000;
  --border:#c6c6c8;      /* image frame */
  --soft:#f4f6f6;
  --wrap:1140px;
  --head-h:93px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--head-h)}
body{margin:0;font-family:Arial,Helvetica,sans-serif;font-size:21px;line-height:1.48;color:var(--text);background:#fff}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
p{margin:0 0 1em}
h1,h2,h3,h4{font-family:Arial,Helvetica,sans-serif;font-weight:700;line-height:1.25;margin:0 0 .6em}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 10px}

/* ---------- Header (white logo area + slanted teal band) ---------- */
.site-header{position:sticky;top:0;z-index:100;height:var(--head-h);background:#fff}
.site-header::before{content:"";position:absolute;top:0;bottom:0;right:0;left:26.3%;background:var(--teal);clip-path:polygon(122px 0,100% 0,100% 100%,0 100%)}
.head-inner{position:relative;display:flex;align-items:center;justify-content:space-between;height:100%;padding:0 35px 0 23px}
.logo img{height:86px;width:auto}
.nav>ul{list-style:none;margin:0;padding:0;display:flex}
.nav>ul>li{position:relative}
.nav>ul>li>a{display:flex;align-items:center;gap:8px;padding:0 15px;line-height:var(--head-h);font-size:20px;font-weight:700;color:#fff;white-space:nowrap;transition:color .2s}
.nav>ul>li:last-child>a{padding-right:0}
.nav>ul>li>a:hover,.nav>ul>li:hover>a,.nav>ul>li.current>a{color:#aedfdc}
.caret{width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-3px)}
.dropdown{position:absolute;top:100%;left:0;min-width:250px;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.15);list-style:none;margin:0;padding:8px 0;opacity:0;visibility:hidden;transition:.15s}
.nav li:hover>.dropdown,.nav li:focus-within>.dropdown{opacity:1;visibility:visible}
.dropdown a{display:block;padding:9px 20px;font-size:16px;color:var(--black)}
.dropdown a:hover{background:var(--teal);color:#fff}
.mega{position:absolute;top:100%;right:-280px;width:min(1040px,96vw);background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.15);padding:24px 26px;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;opacity:0;visibility:hidden;transition:.15s}
.nav li:hover>.mega,.nav li:focus-within>.mega{opacity:1;visibility:visible}
.mega h4{font-size:17px;margin:0 0 8px;padding-bottom:8px;border-bottom:2px solid var(--teal);color:var(--black)}
.mega h4 a:hover{color:var(--red-nav)}
.mega ul{list-style:none;margin:0;padding:0}
.mega li a{display:block;padding:5px 0;font-size:15px;color:var(--text)}
.mega li a:hover{color:var(--red-nav)}
.menu-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.menu-toggle span{display:block;width:28px;height:3px;background:#fff;margin:6px 0}

/* Mobile drawer */
.drawer{position:fixed;inset:0;z-index:200;visibility:hidden}
.drawer.open{visibility:visible}
.drawer-bg{position:absolute;inset:0;background:rgba(0,0,0,.5);opacity:0;transition:.25s}
.drawer.open .drawer-bg{opacity:1}
.drawer-panel{position:absolute;top:0;right:0;height:100%;width:min(340px,88vw);background:#fff;overflow-y:auto;transform:translateX(100%);transition:.25s;padding-bottom:40px}
.drawer.open .drawer-panel{transform:none}
.drawer-top{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:var(--teal);color:#fff;font-weight:700}
.drawer-close{background:none;border:0;font-size:32px;line-height:1;cursor:pointer;color:#fff}
.m-nav ul{list-style:none;margin:0;padding:0}
.m-nav li{border-bottom:1px solid #e5e5e5}
.m-nav ul ul li{border:0}
.m-nav a,.m-nav button{display:flex;justify-content:space-between;align-items:center;width:100%;padding:13px 20px;background:none;border:0;font:700 16px Arial,Helvetica,sans-serif;color:var(--black);text-align:left;cursor:pointer}
.m-nav ul ul{display:none;background:var(--soft)}
.m-nav ul ul a,.m-nav ul ul button{padding-left:34px;font-weight:400;font-size:15px}
.m-nav ul ul ul a{padding-left:48px;color:var(--text)}
.m-nav li.open>ul{display:block}
.m-nav li.open>button .caret{transform:rotate(-135deg)}

/* ---------- Inner pages (measured from /about/) ---------- */
.page{padding:80px 0 90px}
.page-title{color:var(--red);font-size:32px;text-align:center;margin:0 0 20px}
.framed{display:inline-block;border:8px solid var(--border)}
.page .framed{margin-bottom:46px}
.lead-h{font-size:18px;color:var(--text);margin:0 0 28px}
.page h4,.page h2.sub{font-size:21px;color:var(--text);margin:1.2em 0 .8em}
.page p,.page li{text-align:justify}
.page .product-img{margin:10px auto 40px;max-width:820px}

/* ---------- Home ---------- */
.video-banner{position:relative;width:100%;aspect-ratio:16/9;max-height:calc(100vh - var(--head-h));overflow:hidden;background:#000}
.video-banner iframe{position:absolute;top:50%;left:50%;width:max(100%,calc((100vh - var(--head-h)) * 16 / 9));height:max(56.25vw,calc(100vh - var(--head-h)));transform:translate(-50%,-50%);border:0;pointer-events:none}
.section{padding:80px 0}
.section--soft{background:var(--soft)}
.sec-title{color:var(--red);font-size:32px;text-align:center;margin:0 0 22px}
.sec-intro{text-align:justify;margin:0 auto 40px}
.intro-h{color:var(--red);font-size:32px;text-align:center;margin:0 0 22px}
.hero-img{margin:30px auto 0}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;text-align:center}
.feature img{width:80px;height:80px;margin:0 auto 16px}
.feature h3{font-size:21px;color:var(--text);margin:0}
.cert-logos{display:flex;justify-content:center;align-items:center;gap:50px;flex-wrap:wrap;margin-bottom:26px}
.cert-logos img{height:90px;width:auto}
.center{text-align:center}
.btn{display:inline-block;padding:10px 34px;background:var(--teal);color:#fff;font-size:17px;font-weight:700;border-radius:3px}
.btn:hover{background:var(--red)}
.cert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px;margin-top:40px}
.cert-grid a{display:block;border:4px solid var(--border);aspect-ratio:3/4;overflow:hidden;background:#fff}
.cert-grid img{width:100%;height:100%;object-fit:cover}
.industries{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.industry{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px 10px;background:var(--teal);color:#fff;text-align:center;font-weight:700;font-size:16px;line-height:1.3}
.industry svg{width:44px;height:44px;stroke:#fff;fill:none;stroke-width:1.6}
.projects{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.project img{aspect-ratio:4/3;object-fit:cover;width:100%;border:4px solid var(--border)}
.project p{font-size:16px;margin:14px 0 8px;text-align:left}
.project strong{color:var(--red);font-size:17px}
.coat{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin-top:50px}
.coat-img img{width:100%;border:8px solid var(--border)}
.coat h3{color:var(--red);font-size:26px}
.coat ul{margin:0;padding-left:22px;font-size:18px}
.coat li{margin-bottom:6px;text-align:left}
.clients{display:grid;grid-template-columns:repeat(7,1fr);gap:14px}
.clients img{width:100%;border:1px solid #e3e3e3;background:#fff}
.blog-track{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 48px)/3);gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px}
.blog{scroll-snap-align:start;background:#fff}
.blog img{aspect-ratio:16/10;object-fit:cover;width:100%}
.blog h3{font-size:18px;margin:14px 0 0;color:var(--text)}
.blog h3 a:hover{color:var(--red)}
.track-ctrl{display:flex;justify-content:flex-end;gap:8px;margin-bottom:14px}
.track-ctrl button{width:42px;height:42px;border:0;background:var(--teal);color:#fff;cursor:pointer;font-size:22px}
.track-ctrl button:hover{background:var(--red)}

/* ---------- Footer ---------- */
.site-footer{background:var(--teal);color:#fff;font-size:15px;line-height:1.6}
.foot-top{display:grid;grid-template-columns:1.4fr repeat(5,1fr);gap:28px;padding:60px 0 40px;max-width:1300px}
.flogo{height:70px;width:auto;margin-bottom:16px}
.foot-line{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.foot-line img{width:20px;height:auto}
.site-footer h2{font-size:17px;margin:0 0 12px;color:#fff}
.site-footer .col a{display:block;padding:3px 0}
.site-footer .col span{display:block;padding:3px 0}
.site-footer a{color:#fff;transition:color .2s}
.site-footer a:hover{color:#aedfdc}
.made-uae{height:60px;width:auto;margin-top:14px}
.social{display:inline-flex;width:34px;height:34px;border-radius:50%;background:#fff;align-items:center;justify-content:center}
.social svg{width:17px;height:17px;fill:var(--teal)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.35);padding:16px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;max-width:1300px}
.foot-bottom h2{font-size:15px;margin:0;font-weight:400}
.foot-bottom nav{display:flex;gap:24px}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.9);display:none;align-items:center;justify-content:center;z-index:300;padding:30px}
.lightbox.open{display:flex}
.lightbox img{max-height:90vh;width:auto}
.lightbox button{position:absolute;background:none;border:0;color:#fff;font-size:42px;cursor:pointer;padding:10px 18px}
.lb-close{top:10px;right:14px}.lb-prev{left:10px;top:50%;transform:translateY(-50%)}.lb-next{right:10px;top:50%;transform:translateY(-50%)}

/* ---------- Responsive ---------- */
@media (max-width:1280px){.nav>ul>li>a{font-size:17px;padding:0 10px}}
@media (max-width:1100px){
  .nav{display:none}
  .menu-toggle{display:block}
  .site-header::before{left:55%}
  .projects{grid-template-columns:repeat(2,1fr)}
  .industries{grid-template-columns:repeat(3,1fr)}
  .clients{grid-template-columns:repeat(5,1fr)}
  .foot-top{grid-template-columns:repeat(3,1fr)}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:820px){
  body{font-size:18px}
  .section,.page{padding:56px 0}
  .features{grid-template-columns:1fr}
  .coat{grid-template-columns:1fr;gap:24px}
  .blog-track{grid-auto-columns:80%}
  .clients{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:560px){
  :root{--head-h:72px}
  .logo img{height:62px}
  .head-inner{padding:0 14px}
  .site-header::before{left:62%;clip-path:polygon(70px 0,100% 0,100% 100%,0 100%)}
  .projects{grid-template-columns:1fr}
  .industries{grid-template-columns:repeat(2,1fr)}
  .foot-top{grid-template-columns:1fr 1fr}
  .page-title,.sec-title,.intro-h{font-size:26px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ---------- Inner page content blocks ---------- */
.page ul,.page ol{margin:0 0 1.2em;padding-left:1.4em}
.page li{margin-bottom:.35em;text-align:left}
.page .product-img{margin:24px auto 36px;max-width:820px;width:100%}
.page .wide-img{margin:24px auto 30px;width:100%}
.page .framed{display:block;margin:0 0 40px;max-width:260px}
.img2{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:24px 0 36px}
.img2 img,.grid4 img,.grid3 img{width:100%;height:100%;object-fit:cover}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0 36px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0 36px}
.grid3 a{display:block;border:4px solid var(--border)}
.logos{display:flex;flex-wrap:wrap;gap:40px;align-items:center;justify-content:center;margin:24px 0 36px}
.logos img{height:90px;width:auto}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:24px 0 32px}
.ba figure{margin:0}
.ba img{width:100%;aspect-ratio:4/3;object-fit:cover}
.ba figcaption{text-align:center;font-weight:700;font-size:22px;color:var(--text);margin-top:10px}
.dl{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;border:1px solid #e3e3e3;margin-bottom:14px}
.dl h3{margin:0;font-size:20px;color:var(--text)}
.btn-row{margin:6px 0 30px}
.quote-form{max-width:760px;margin:30px auto 0;display:grid;gap:16px}
.quote-form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.quote-form label{display:grid;gap:6px;font-size:16px;font-weight:700}
.quote-form input,.quote-form select,.quote-form textarea{font:16px Arial,Helvetica,sans-serif;padding:11px 12px;border:1px solid #c9c9c9;border-radius:3px;width:100%}
.quote-form button{justify-self:start;border:0;cursor:pointer}
.quote-form .hp{position:absolute;left:-9999px}
.form-msg{max-width:760px;margin:20px auto 0;padding:14px 18px;border-left:4px solid var(--teal);background:var(--soft);font-size:17px}
@media (max-width:820px){
  .img2,.ba,.quote-form .row{grid-template-columns:1fr}
  .grid4{grid-template-columns:1fr 1fr}
  .grid3{grid-template-columns:1fr 1fr}
  .dl{flex-direction:column;align-items:flex-start}
}

/* ---------- Text left / product image right ---------- */
.split{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:48px;align-items:start;margin-bottom:40px}
.split-text>:last-child{margin-bottom:0}
.split-media{position:sticky;top:calc(var(--head-h) + 20px);display:grid;gap:22px;justify-items:center}
.side-img{width:100%;max-width:460px;height:auto;object-fit:contain}
.side-logos{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:center;width:100%}
.side-logos img{max-height:80px;width:auto;max-width:200px}
.full{margin-bottom:24px}
@media (max-width:900px){
  .split{grid-template-columns:1fr;gap:24px}
  .split-media{position:static}
  .side-img{max-width:420px}
  .side-logos img{max-height:64px}
}

/* ---------- Contact page ---------- */
.contact-split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;margin-top:40px}
.contact-form{margin:0;max-width:none}
.contact-form .sub{margin-top:0}
.map-wrap iframe{width:100%;height:470px;border:0;display:block}
.map-wrap p{margin:10px 0 0;font-size:16px}
.map-wrap a{color:var(--teal);font-weight:700}
@media (max-width:900px){.contact-split{grid-template-columns:1fr}.map-wrap iframe{height:340px}}

/* ---------- Home: certificates band ---------- */
.cert-band{background:linear-gradient(100deg,#f4f6f6 0%,#cfe6e3 45%,#76c1b8 100%)}
.cert-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:56px;align-items:center}
.cert-text .sec-title{text-align:left}
.cert-text p{text-align:justify;color:#222}
.cert-band .cert-logos{justify-content:flex-start;flex-wrap:wrap;gap:20px 28px;margin:28px 0}
.cert-band .cert-logos img{height:48px;width:auto}
.cert-more{text-align:right}

/* ---------- Carousel (certificates + blogs) ---------- */
.carousel{position:relative;padding:0 48px}
.car-viewport{overflow:hidden}
.car-track{display:flex;transition:transform .6s ease;will-change:transform}
.car-slide{flex:0 0 calc(100% / var(--per,1));padding:0 10px;box-sizing:border-box}
.car-btn{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border:0;background:none;cursor:pointer;display:flex;align-items:center;justify-content:center}
.car-btn span{width:14px;height:14px;border-left:3px solid var(--teal);border-bottom:3px solid var(--teal)}
.car-prev{left:0}.car-prev span{transform:rotate(45deg);margin-left:6px}
.car-next{right:0}.car-next span{transform:rotate(-135deg);margin-right:6px}
.car-btn:hover span{border-color:var(--red)}
.cert-carousel{--per:1}
.cert-carousel .car-slide img{width:100%;height:440px;object-fit:contain;background:none;border:0}
.cert-band .car-btn span{border-color:#2f8f88}
.blog-carousel{--per:3}
.blog-carousel .blog{background:none}
.blog-carousel .blog>a{display:block;overflow:hidden}
.blog-carousel .blog img{aspect-ratio:16/10;object-fit:cover;width:100%}
@media (max-width:1000px){.blog-carousel{--per:2}}
@media (max-width:900px){.cert-split{grid-template-columns:minmax(0,1fr);gap:30px}.cert-carousel .car-slide img{height:360px}}
@media (max-width:600px){.blog-carousel{--per:1}.carousel{padding:0 36px}}
.foot-bottom .copy{margin:0;font-size:15px}
img{height:auto}

/* ---------- Blog ---------- */
.post-wrap{max-width:900px}
.post-meta{font-size:15px;color:#777;margin:0 0 10px;text-align:center}
.post-meta a{color:var(--teal);font-weight:700}
.post-body img{display:block;width:100%;height:auto;margin:10px auto 30px}
.post-body h2{font-size:24px;color:var(--text);margin:1.4em 0 .6em}
.post-body p,.post-body li{text-align:justify}
.post-body ul,.post-body ol{padding-left:1.4em;margin:0 0 1.2em}
.post-body li{text-align:left;margin-bottom:.4em}
.post-aside{border-top:3px solid var(--teal);margin-top:40px;padding-top:10px}
.post-aside ul{columns:2;padding-left:1.2em}
.post-aside a{color:var(--teal);font-weight:700}
.blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.blog-grid .blog img{aspect-ratio:16/10;object-fit:cover;width:100%}
.blog-grid .blog h3{font-size:19px;margin:10px 0 8px}
.blog-grid .blog p{font-size:16px;text-align:left}
.blog-grid .post-meta{text-align:left;margin-top:12px}
.read-more{color:var(--teal);font-weight:700}
@media (max-width:900px){.blog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.post-aside ul{columns:1}}
@media (max-width:600px){.blog-grid{grid-template-columns:minmax(0,1fr)}.post-body h2{font-size:21px}}