:root{
  --teal:#0d9488;
  --teal-dark:#0f766e;
  --cyan:#0891b2;
  --cyan-light:#22d3ee;
  --ink:#0a2e29;
  --gray:#5b6b66;
  --line:#e3ddd0;
  --sand:#fef3e2;
  --gold:#fde68a;
  --wa-green:#25d366;
  --wa-green-dark:#1ebe57;
  --radius:20px;
  --radius-lg:28px;
  --shadow:0 20px 40px rgba(6,60,55,.12);
  --shadow-sm:0 8px 24px rgba(6,60,55,.08);
  --maxw:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; color:var(--ink); background:#f8fafc;
  font-family:'Manrope',system-ui,-apple-system,sans-serif; line-height:1.65; font-size:16px;
}
body.lang-ar{font-family:'Tajawal',system-ui,sans-serif; line-height:1.9;}
img{max-width:100%; display:block; border-radius:var(--radius)}
a{color:var(--teal-dark); text-decoration:none}
a:hover{text-decoration:underline}
ul{padding-inline-start:1.2rem}
.skip-link{position:absolute; left:-999px; top:0; background:#fff; padding:.6rem 1rem; z-index:200}
.skip-link:focus{left:1rem}
h1,h2,h3{line-height:1.15; font-weight:900; color:var(--ink); letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.2rem); margin:.2rem 0 1rem}
h2{font-size:clamp(1.5rem,3.5vw,2.2rem); margin:2.4rem 0 1.2rem}
h3{font-size:1.2rem; font-weight:800; margin:1.2rem 0 .6rem}
p{margin:0 0 1rem}
.section{max-width:var(--maxw); margin:0 auto; padding:0 1.25rem}

/* Header */
.site-header{position:sticky; top:0; z-index:100; background:rgba(255,255,255,.92); backdrop-filter:blur(12px); border-bottom:1px solid var(--line)}
.header-inner{max-width:var(--maxw); margin:0 auto; padding:.9rem 1.25rem; display:flex; align-items:center; gap:1.2rem}
.brand{display:flex; align-items:center; white-space:nowrap}
.brand-logo{height:40px; width:auto; display:block}
@media (max-width:480px){.brand-logo{height:32px}}
.main-nav{flex:1}
.main-nav ul{display:flex; flex-wrap:wrap; gap:1.3rem; list-style:none; margin:0; padding:0}
.main-nav a{color:var(--ink); font-weight:600; font-size:.92rem}
.main-nav a:hover{color:var(--teal-dark); text-decoration:none}
.header-cta{display:flex; align-items:center; gap:.7rem}
.lang-switch{font-weight:700; font-size:.88rem; color:var(--teal-dark); border:1.5px solid var(--teal); border-radius:999px; padding:.45rem 1rem; white-space:nowrap}
.lang-switch:hover{background:var(--sand); text-decoration:none}
.header-call{display:flex; color:var(--ink); padding:.5rem}
.btn{display:inline-block; padding:.75rem 1.5rem; border-radius:999px; font-weight:800; font-size:.95rem; white-space:nowrap; border:none; cursor:pointer}
.btn-whatsapp{background:var(--wa-green); color:#fff !important; text-decoration:none; box-shadow:0 8px 20px rgba(37,211,102,.3)}
.btn-whatsapp:hover{background:var(--wa-green-dark); text-decoration:none}
.nav-toggle{display:none; background:none; border:0; cursor:pointer; color:var(--ink)}

/* Dropdown nav (Dammam / Khobar service menus) */
.main-nav li.has-dropdown{position:relative; display:flex; align-items:center; flex-wrap:wrap}
.main-nav li.has-dropdown > a{flex:1}
.dropdown-toggle{background:none; border:none; cursor:pointer; color:var(--ink); padding:.3rem; display:flex; align-items:center}
.main-nav .caret{transition:transform .15s}
.main-nav .dropdown{position:absolute; top:100%; inset-inline-start:0; background:#fff; border:1px solid var(--line); border-radius:14px; box-shadow:var(--shadow); padding:.5rem; min-width:220px; list-style:none; margin:.5rem 0 0; opacity:0; visibility:hidden; transform:translateY(6px); transition:opacity .15s, transform .15s, visibility .15s; z-index:50; width:100%}
.main-nav li.has-dropdown:hover .dropdown,
.main-nav li.has-dropdown:focus-within .dropdown{opacity:1; visibility:visible; transform:translateY(0)}
.main-nav li.has-dropdown:hover .caret{transform:rotate(180deg)}
.main-nav .dropdown li{width:100%}
.main-nav .dropdown a{display:block; padding:.6rem .8rem; border-radius:8px; font-weight:600; font-size:.9rem; white-space:nowrap}
.main-nav .dropdown a:hover{background:var(--sand); text-decoration:none}

@media (max-width:900px){
  .main-nav .dropdown{position:static; opacity:1; visibility:visible; transform:none; box-shadow:none; border:none; display:none; margin:0; padding-inline-start:1rem; width:auto}
  .main-nav li.has-dropdown.open .dropdown{display:block}
  .main-nav li.has-dropdown{justify-content:space-between}
  .dropdown-toggle{padding:.9rem .4rem}
  .main-nav li.has-dropdown.open .caret{transform:rotate(180deg)}
}

@media (max-width:900px){
  .main-nav{position:fixed; inset:64px 0 0 0; background:#fff; transform:translateY(-110%); transition:transform .25s ease; padding:1.5rem; overflow-y:auto}
  .main-nav.open{transform:translateY(0)}
  .main-nav ul{flex-direction:column; gap:0}
  .main-nav a{display:block; padding:.9rem 0; border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
  .header-cta .header-call{display:none}
}

/* Breadcrumbs */
.breadcrumbs{max-width:var(--maxw); margin:0 auto; padding:.8rem 1.25rem 0; font-size:.85rem; color:var(--gray)}
.breadcrumbs ol{list-style:none; display:flex; flex-wrap:wrap; gap:.4rem; padding:0; margin:0}
.breadcrumbs li:not(:last-child)::after{content:"›"; margin-inline-start:.4rem; color:var(--gray)}
body.lang-ar .breadcrumbs li:not(:last-child)::after{content:"‹"}

/* ===== HERO — full-bleed background photo with gradient overlay ===== */
.hero{position:relative; overflow:hidden; border-radius:0 0 var(--radius-lg) var(--radius-lg); min-height:440px; display:flex; align-items:center; background:var(--teal)}
.hero-bg{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; border-radius:0; margin:0}
.hero-overlay{position:absolute; inset:0; background:linear-gradient(90deg,rgba(10,46,41,.90) 0%,rgba(13,148,136,.68) 40%,rgba(13,148,136,.30) 65%,rgba(13,148,136,.05) 100%); z-index:1}
[dir="rtl"] .hero-overlay{background:linear-gradient(270deg,rgba(10,46,41,.90) 0%,rgba(13,148,136,.68) 40%,rgba(13,148,136,.30) 65%,rgba(13,148,136,.05) 100%)}
.hero .section{position:relative; z-index:2; width:100%; padding:3.5rem 1.25rem}
.hero-content{max-width:520px}
.hero-grid{display:grid; grid-template-columns:1.05fr .95fr; gap:2rem; align-items:center}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}}
.hero .eyebrow{display:inline-block; background:rgba(255,255,255,.22); color:#fff; padding:.45rem 1.1rem; border-radius:999px; font-weight:800; letter-spacing:.03em; font-size:.8rem; margin-bottom:1.1rem}
.hero h1{color:#fff}
.hero .lead, .hero p{color:rgba(255,255,255,.92)}
.hero-ctas{display:flex; gap:.9rem; flex-wrap:wrap; margin-top:1.3rem}
.btn-gold{background:var(--gold); color:var(--ink) !important; box-shadow:0 8px 20px rgba(253,230,138,.35)}
.btn-outline{border:2px solid rgba(255,255,255,.5); color:#fff !important; background:rgba(255,255,255,.1)}
.btn-outline-dark{border:2px solid var(--teal); color:var(--teal-dark) !important; background:transparent}
.hero-tagline{font-size:1.1rem; color:rgba(255,255,255,.95); font-weight:600; margin:0 0 1rem; max-width:480px}
.hero-trust{display:flex; gap:1.2rem; flex-wrap:wrap; margin-top:1.1rem}
.trust-chip{display:flex; align-items:center; gap:.4rem; color:#fff; font-weight:700; font-size:.85rem; text-shadow:0 1px 4px rgba(0,0,0,.3)}
.trust-chip svg{flex-shrink:0; color:var(--gold)}

/* Hero CTA card — the actual conversion box, sits opposite the text on a lighter part of the photo */
.hero-cta-card{background:rgba(255,255,255,.95); backdrop-filter:blur(16px); border-radius:var(--radius-lg); box-shadow:var(--shadow); padding:1.6rem; border:1px solid rgba(255,255,255,.6)}
.hero-cta-card h3{margin-top:0; font-size:1.15rem}
.hero-cta-card ul{list-style:none; padding:0; margin:0 0 1.2rem}
.hero-cta-card li{padding-inline-start:1.6rem; position:relative; margin-bottom:.5rem; font-weight:600; font-size:.92rem; color:var(--ink)}
.hero-cta-card li::before{content:"✓"; position:absolute; inset-inline-start:0; color:var(--teal); font-weight:900}
.hero-cta-card .hero-ctas{margin-top:0; flex-direction:column}
.hero-cta-card .btn{width:100%; text-align:center}
.hero-card{background:rgba(255,255,255,.94); backdrop-filter:blur(14px); border-radius:var(--radius-lg); box-shadow:var(--shadow); padding:1.6rem; border:1px solid rgba(255,255,255,.6)}

/* Coming Soon treatment (tank cleaning, until it's actually offered) */
.coming-soon-badge{display:inline-block; background:#f59e0b; color:#fff; font-weight:800; font-size:.78rem; letter-spacing:.03em; text-transform:uppercase; padding:.35rem .9rem; border-radius:999px; margin-bottom:.9rem}
.hero-cta-card.coming-soon{border:2px solid #f59e0b}
.coming-soon-banner{background:#fffbeb; border:1px solid #fde68a; border-inline-start:4px solid #f59e0b; border-radius:var(--radius); padding:1.1rem 1.4rem; margin:1.5rem 0; font-weight:600; color:#78350f}

/* Floating glass stat strip (used right under hero) */
.stat-strip{display:grid; grid-template-columns:repeat(3,1fr); gap:1.1rem; max-width:var(--maxw); margin:-2.6rem auto 0; padding:0 1.25rem; position:relative; z-index:3}
@media (max-width:700px){.stat-strip{grid-template-columns:1fr}}
.stat-card{background:rgba(255,255,255,.85); backdrop-filter:blur(14px); border-radius:var(--radius); padding:1.4rem 1.5rem; box-shadow:var(--shadow); border:1px solid rgba(255,255,255,.6)}
.stat-card .num{font-size:1.6rem; font-weight:900; color:var(--teal-dark)}
.stat-card .lbl{font-size:.85rem; color:var(--gray); font-weight:700}

/* City selector cards (homepage) */
.city-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:1.5rem; margin:1.5rem 0}
@media (max-width:700px){.city-grid{grid-template-columns:1fr}}
.city-card{border-radius:var(--radius-lg); padding:1.8rem; box-shadow:var(--shadow-sm); background:#fff; border:1px solid var(--line); transition:transform .2s, box-shadow .2s}
.city-card:hover{transform:translateY(-4px); box-shadow:var(--shadow)}
.city-card h3{margin-top:0; font-size:1.5rem}
.city-card .service-links{display:flex; flex-wrap:wrap; gap:.5rem; margin:1rem 0}
.city-card .service-links a{background:var(--sand); padding:.4rem .9rem; border-radius:999px; font-size:.85rem; color:var(--ink); font-weight:700}

/* ===== BENTO GRID — the signature Concept-1 element ===== */
.bento{display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:170px; gap:1.1rem; margin:1.5rem 0}
@media (max-width:900px){.bento{grid-template-columns:repeat(2,1fr); grid-auto-rows:150px}}
@media (max-width:560px){.bento{grid-template-columns:1fr; grid-auto-rows:auto}}
.bento-card{border-radius:var(--radius); padding:1.6rem; display:flex; flex-direction:column; justify-content:flex-end; position:relative; overflow:hidden; color:#fff; text-decoration:none}
.bento-card:hover{text-decoration:none; transform:scale(1.015)}
.bento-card h3,.bento-card p{position:relative; z-index:2}
.bento-bg{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; border-radius:0; margin:0}
.bento-overlay{position:absolute; inset:0; opacity:.80; z-index:1}
.bento-card h3{color:#fff; margin:0 0 .3rem; text-shadow:0 1px 6px rgba(0,0,0,.3)}
.bento-card p{color:rgba(255,255,255,.9); font-size:.88rem; margin:0; text-shadow:0 1px 6px rgba(0,0,0,.3)}
.bento-span-2{grid-column:span 2}
.bento-row-2{grid-row:span 2}
@media (max-width:900px){.bento-span-2{grid-column:span 2}.bento-row-2{grid-row:span 1}}
@media (max-width:560px){.bento-span-2{grid-column:span 1}}
.bg1::before{background:linear-gradient(155deg,var(--teal),#0b5750)}
.bg2::before{background:linear-gradient(155deg,var(--cyan),#0c4a6e)}
.bg3::before{background:linear-gradient(155deg,#f59e0b,#b45309)}
.bg4::before{background:linear-gradient(155deg,var(--cyan-light),#0e7490)}
.bg5::before{background:linear-gradient(155deg,#14b8a6,#115e59)}
.bg1 .bento-overlay{background:linear-gradient(155deg,var(--teal),#0b5750)}
.bg2 .bento-overlay{background:linear-gradient(155deg,var(--cyan),#0c4a6e)}
.bg3 .bento-overlay{background:linear-gradient(155deg,#f59e0b,#b45309)}
.bg4 .bento-overlay{background:linear-gradient(155deg,var(--cyan-light),#0e7490)}
.bg5 .bento-overlay{background:linear-gradient(155deg,#14b8a6,#115e59)}

/* Feature / why-us grid */
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:1.3rem}
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:1.3rem}
@media (max-width:820px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{border-radius:var(--radius); padding:1.5rem; background:#fff; border:1px solid var(--line); box-shadow:var(--shadow-sm)}
.card h3{margin-top:0}
.card-glass{background:rgba(255,255,255,.7); backdrop-filter:blur(10px); border:1px solid rgba(255,255,255,.7)}

/* Checklist */
.checklist{list-style:none; padding:0; display:grid; grid-template-columns:1fr 1fr; gap:.6rem .9rem}
@media (max-width:600px){.checklist{grid-template-columns:1fr}}
.checklist li{padding-inline-start:1.8rem; position:relative}
.checklist li::before{content:"✓"; position:absolute; inset-inline-start:0; color:var(--teal); font-weight:900}
.exclusion-list{list-style:none; padding:0}
.exclusion-list li{padding-inline-start:1.6rem; position:relative; color:var(--gray)}
.exclusion-list li::before{content:"–"; position:absolute; inset-inline-start:0; color:var(--gray)}

/* Process steps — as a colorful numbered grid */
.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:1.1rem}
@media (max-width:820px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:500px){.steps{grid-template-columns:1fr}}
.step{border-radius:var(--radius); padding:1.4rem; background:var(--sand); position:relative; padding-top:3rem}
.step .stepnum{position:absolute; top:1.1rem; inset-inline-start:1.1rem; width:2.2rem; height:2.2rem; background:var(--teal); color:#fff; border-radius:50%; display:flex; align-items:center; justify-content:center; font-weight:900; font-size:.95rem}

/* FAQ */
.faq-item{border-radius:var(--radius); background:#fff; border:1px solid var(--line); padding:1.1rem 1.3rem; margin-bottom:.8rem}
.faq-item summary{font-weight:800; cursor:pointer; list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+"; float:inline-end; font-size:1.3rem; color:var(--teal)}
.faq-item[open] summary::after{content:"−"}
.faq-item p{margin-top:.7rem; color:var(--gray)}

/* CTA banner */
.cta-banner{background:linear-gradient(135deg,var(--teal),var(--cyan)); color:#fff; border-radius:var(--radius-lg); padding:2.4rem; text-align:center; margin:3rem 0; position:relative; overflow:hidden}
.cta-banner::before{content:""; position:absolute; width:400px; height:400px; background:radial-gradient(circle,rgba(255,255,255,.15),transparent 70%); bottom:-150px; inset-inline-start:-80px; border-radius:50%}
.cta-banner h2{color:#fff; margin-top:0; position:relative}
.cta-banner .btn-whatsapp{margin-top:.8rem; position:relative}

/* District chips */
.chip-row{display:flex; flex-wrap:wrap; gap:.5rem}
.chip{background:var(--sand); border-radius:999px; padding:.4rem 1rem; font-size:.85rem; font-weight:700; color:var(--ink)}

/* Sticky mobile CTA */
.sticky-cta{position:fixed; bottom:0; inset-inline:0; z-index:150; display:none; background:#fff; box-shadow:0 -4px 18px rgba(0,0,0,.12); padding:.7rem}
.sticky-cta-btn{display:flex; align-items:center; justify-content:center; gap:.5rem; background:var(--wa-green); color:#fff !important; padding:.9rem; border-radius:999px; font-weight:800; text-decoration:none}
@media (max-width:820px){.sticky-cta{display:block} body{padding-bottom:74px}}

/* Footer */
.site-footer{background:var(--ink); color:#cfe3dd; margin-top:3rem; border-radius:var(--radius-lg) var(--radius-lg) 0 0}
.footer-inner{max-width:var(--maxw); margin:0 auto; padding:2.8rem 1.25rem 1.2rem; display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:1.5rem}
@media (max-width:900px){.footer-inner{grid-template-columns:1fr 1fr}}
.footer-brand{font-weight:900; color:#fff; font-size:1.25rem}
.site-footer h3{color:#fff; font-size:.92rem; text-transform:uppercase; letter-spacing:.04em; font-weight:800}
.site-footer a{color:#cfe3dd}
.site-footer ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:.4rem}
.social-links{display:flex; gap:.7rem; margin-top:.9rem}
.social-links a{display:flex; align-items:center; justify-content:center; width:36px; height:36px; border-radius:999px; background:rgba(255,255,255,.08); color:#fff; transition:background .15s, transform .15s}
.social-links a:hover{background:var(--teal); transform:translateY(-2px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12); text-align:center; padding:1rem; font-size:.85rem; color:#9fb8b0}

section.content-block{margin:2.2rem 0}
.lead{font-size:1.15rem; color:var(--gray)}

/* Data tables (blog posts) */
.table-wrap{overflow-x:auto; margin:1.3rem 0; border-radius:var(--radius); border:1px solid var(--line)}
.data-table{width:100%; border-collapse:collapse; font-size:.92rem; min-width:480px}
.data-table th,.data-table td{padding:.8rem .9rem; border-bottom:1px solid var(--line); text-align:start; vertical-align:top}
.data-table th{background:var(--sand); font-weight:800}
.data-table tr:last-child td{border-bottom:none}

/* Bar chart */
.bar-chart{margin:1.5rem 0; display:flex; flex-direction:column; gap:1.1rem}
.bar-group{border-radius:var(--radius); background:#fff; border:1px solid var(--line); padding:1.1rem 1.3rem}
.bar-label{font-weight:800; margin-bottom:.5rem}
.bar-row{display:flex; align-items:center; gap:.6rem; margin:.35rem 0}
.bar-city{width:70px; flex-shrink:0; font-size:.85rem; color:var(--gray); font-weight:700}
.bar-track{flex:1; background:var(--sand); border-radius:8px; overflow:hidden; height:1.9rem; position:relative}
.bar-fill{height:100%; display:flex; align-items:center; justify-content:flex-end; padding-inline-end:.6rem; color:#fff; font-weight:800; font-size:.85rem; min-width:2.6rem; border-radius:8px}
.bar-dammam{background:linear-gradient(90deg,var(--teal),var(--teal-dark))}
.bar-khobar{background:linear-gradient(90deg,var(--cyan-light),var(--cyan))}
.chart-caption{font-size:.82rem; color:var(--gray); font-style:italic}

/* Download button (blog posts with a PDF template/checklist) */
.download-box{background:linear-gradient(135deg,var(--teal),var(--cyan)); border-radius:var(--radius-lg); padding:1.6rem 1.8rem; margin:1.8rem 0; display:flex; align-items:center; justify-content:space-between; gap:1.2rem; flex-wrap:wrap; color:#fff}
.download-box .dl-text{font-weight:800; font-size:1.05rem}
.download-box .dl-sub{font-size:.85rem; opacity:.85; font-weight:500; margin-top:.2rem}
.btn-download{background:#fff; color:var(--teal-dark) !important; display:inline-flex; align-items:center; gap:.5rem; padding:.8rem 1.5rem; border-radius:999px; font-weight:800; white-space:nowrap; box-shadow:0 8px 20px rgba(0,0,0,.15)}
.btn-download:hover{text-decoration:none; background:var(--sand)}
.featured-image{margin:0 0 1.8rem}
.featured-image img{width:100%; max-height:420px; object-fit:cover; border-radius:var(--radius-lg)}

/* Google Maps coverage-area embed (sitewide, before footer) */
.map-section{margin-top:2.5rem}
.map-embed{border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-sm); border:1px solid var(--line)}
.map-embed iframe{display:block; width:100%; height:350px}