:root{--cyan:#0b6387;--deep:#04384e;--navy:#021f2d;--ink:#071820;--paper:#f7fbfd;--white:#fff;--line:#c7e6f1}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Tajawal",sans-serif;color:var(--ink);background:var(--paper)}a{color:inherit;text-decoration:none}.topbar{height:84px;padding:0 clamp(20px,5vw,76px);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20;background:rgba(247,251,253,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(11,99,135,.12)}.brand{display:flex;align-items:center;gap:12px}.brand img{width:52px;height:52px;object-fit:cover;object-position:center;border-radius:14px}.brand span{display:grid;line-height:1.1}.brand b{font-size:1.05rem}.brand small{font-size:.66rem;letter-spacing:.12em;color:var(--cyan);margin-top:5px}.topbar nav{display:flex;gap:32px;font-weight:700}.topbar nav a{position:relative}.topbar nav a:after{content:"";position:absolute;right:0;bottom:-8px;width:0;height:2px;background:var(--cyan);transition:.25s}.topbar nav a:hover:after{width:100%}.menu{display:none;border:0;background:none;font-size:1.6rem;color:var(--deep)}
.hero{min-height:calc(100vh - 84px);display:grid;grid-template-columns:1.1fr .9fr;align-items:center;overflow:hidden;background:linear-gradient(125deg,#fff 0 54%,var(--deep) 54%);padding:clamp(56px,8vw,120px) clamp(22px,7vw,108px);position:relative}.hero:before{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(11,99,135,.2);border-radius:50%;right:43%;top:-140px}.hero-copy{max-width:680px;z-index:2}.eyebrow,.section-head span{color:var(--cyan);font-weight:800;letter-spacing:.12em;font-size:.84rem}.hero h1{font-size:clamp(3rem,7vw,6.7rem);line-height:.95;margin:22px 0 28px;font-weight:900;letter-spacing:-.05em}.hero h1 em{font-style:normal;color:var(--cyan);font-size:.58em;letter-spacing:-.03em}.hero p{font-size:clamp(1.05rem,1.8vw,1.35rem);line-height:1.9;max-width:560px;color:#34515e}.primary{display:inline-flex;align-items:center;gap:22px;background:var(--cyan);color:white;padding:17px 25px;border-radius:4px;font-weight:800;margin-top:24px;box-shadow:0 14px 34px rgba(11,99,135,.25)}.primary span{font-size:1.4rem}.hero-mark{display:grid;place-items:center;z-index:2}.hero-mark img{width:min(86%,490px);aspect-ratio:1;object-fit:cover;border-radius:50%;filter:drop-shadow(0 30px 42px rgba(0,0,0,.3));border:10px solid rgba(255,255,255,.94)}
.section{padding:clamp(74px,9vw,130px) clamp(22px,7vw,108px)}.section-head{margin-bottom:48px}.section-head h2{font-size:clamp(2.2rem,4vw,4rem);margin:10px 0 0;letter-spacing:-.04em}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.service-grid article{background:white;padding:32px 28px;min-height:360px;border:1px solid var(--line);position:relative;overflow:hidden;transition:.25s}.service-grid article:after{content:"";position:absolute;right:0;bottom:0;width:72px;height:4px;background:var(--cyan);transition:.25s}.service-grid article:hover{transform:translateY(-8px);box-shadow:0 18px 45px rgba(3,56,78,.12);z-index:1}.service-grid article:hover:after{width:100%}.service-grid b{color:#8fc8dc;font-size:1.1rem}.service-grid h3{font-size:1.55rem;margin:26px 0 10px}.service-grid p{color:#52707c;line-height:1.7;margin:0 0 18px}.service-grid ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}.service-grid li{background:#edf7fa;color:#315b6c;border:1px solid #d3eaf2;padding:7px 10px;font-size:.88rem;font-weight:700}
.calculator{background:#eaf5f9}.calculator .section-head p{color:#53717d;font-size:1.05rem}.calc-shell{display:grid;grid-template-columns:1.45fr .75fr;gap:26px;align-items:stretch}.calc-form{background:white;padding:clamp(24px,4vw,50px);box-shadow:0 20px 60px rgba(3,56,78,.09)}.calc-form fieldset{border:0;padding:0;margin:0 0 36px}.calc-form fieldset:last-child{margin-bottom:0}.calc-form legend{font-weight:800;font-size:1.1rem;margin-bottom:16px}.choice-grid{display:grid;gap:12px}.material-choices{grid-template-columns:repeat(3,1fr)}.install-choices{grid-template-columns:repeat(2,1fr)}.choice-grid label{position:relative;cursor:pointer}.choice-grid input{position:absolute;opacity:0}.choice-grid label span{display:grid;padding:18px;border:1px solid #c9dfe8;background:#fbfdfe;transition:.2s}.choice-grid label b{font-size:1.05rem}.choice-grid label small{color:#66808b;margin-top:4px}.choice-grid input:checked+span{border-color:var(--cyan);box-shadow:inset 0 0 0 2px var(--cyan);background:#eef9fd;color:var(--deep)}.dimensions{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.dimensions label{display:grid;gap:8px;font-weight:700}.dimensions label span{display:flex;align-items:center;gap:8px;border:1px solid #c9dfe8;background:#fbfdfe;padding:0 14px;color:#6a818b}.dimensions input{width:100%;border:0;background:transparent;padding:16px 0;font:700 1rem "Tajawal";outline:0}.calc-result{background:linear-gradient(145deg,var(--deep),var(--navy));color:white;padding:clamp(28px,4vw,50px);display:flex;flex-direction:column;justify-content:center;min-height:430px;box-shadow:0 22px 55px rgba(2,31,45,.2)}.calc-result>span{color:#91d5ec;font-weight:700}.calc-result>strong{font-size:clamp(3rem,5vw,5.2rem);line-height:1;margin:18px 0 36px}.calc-result>strong small{font-size:1rem;color:#91d5ec}.result-line{display:flex;justify-content:space-between;padding:14px 0;border-top:1px solid rgba(255,255,255,.14)}.calc-result>p{background:rgba(125,200,227,.12);color:#aee3f5;padding:10px 12px;margin:20px 0 10px;font-weight:700}.estimate-note{color:#9ab2bc;line-height:1.6}
.portfolio{background:var(--navy);color:white}.section-head.light span{color:#7dc8e3}.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.gallery figure{margin:0;background:#00151f;border:1px solid rgba(151,218,241,.19);overflow:hidden;position:relative;aspect-ratio:16/7;cursor:zoom-in}.gallery figure:after{content:"عرض العمل";position:absolute;inset:auto 18px 16px auto;background:rgba(2,31,45,.82);border:1px solid rgba(255,255,255,.24);padding:8px 13px;font-size:.82rem;opacity:0;transform:translateY(8px);transition:.25s}.gallery figure:hover:after{opacity:1;transform:none}.gallery img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}.gallery figure:hover img{transform:scale(1.035)}
footer{padding:58px clamp(22px,7vw,108px);display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:34px;background:white}.footer-brand{display:flex;align-items:center;gap:12px}.footer-brand img{width:50px;height:50px;object-fit:cover;border-radius:12px}.footer-brand span{display:grid}.footer-brand small{color:var(--cyan)}footer p{color:#56717d}footer>small{direction:ltr;color:#71909c}dialog{padding:0;border:0;border-radius:8px;background:#00151f;max-width:min(94vw,1100px);box-shadow:0 30px 80px #000}dialog::backdrop{background:rgba(0,12,18,.9)}dialog img{display:block;max-width:90vw;max-height:86vh}dialog button{position:absolute;left:12px;top:10px;width:42px;height:42px;border-radius:50%;border:1px solid #fff;background:rgba(0,0,0,.55);color:#fff;font-size:1.8rem;cursor:pointer}
@media(max-width:900px){.hero{grid-template-columns:1fr;background:linear-gradient(180deg,#fff 0 62%,var(--deep) 62%);text-align:center}.hero-copy{margin:auto}.hero-mark{margin-top:70px}.hero-mark img{width:min(72vw,420px)}.service-grid{grid-template-columns:repeat(2,1fr)}.calc-shell{grid-template-columns:1fr}.gallery{grid-template-columns:1fr}footer{grid-template-columns:1fr;text-align:center;justify-items:center}}
@media(max-width:620px){.topbar{height:72px}.brand img{width:44px;height:44px}.menu{display:block}.topbar nav{display:none;position:absolute;top:72px;right:0;left:0;background:white;padding:22px;flex-direction:column;gap:20px;border-bottom:1px solid var(--line)}.topbar nav.open{display:flex}.hero{min-height:auto;padding-top:72px}.hero h1{font-size:3.25rem}.service-grid{grid-template-columns:1fr}.service-grid article{min-height:190px}.service-grid h3{margin-top:30px}.material-choices,.install-choices,.dimensions{grid-template-columns:1fr}.calc-result{min-height:340px}.gallery{gap:14px}.gallery figure{aspect-ratio:16/8}.gallery figure:after{display:none}}
.calc-form fieldset[hidden]{display:none}.product-choices{grid-template-columns:repeat(2,1fr)}.product-choices label span{min-height:90px;align-content:center}.result-product{display:inline-flex;align-self:flex-start;background:rgba(125,200,227,.14);border:1px solid rgba(125,200,227,.25);color:#b7e9f8;padding:8px 12px;margin-bottom:18px}.clients{background:#fff}.clients .section-head p{color:#53717d;font-size:1.05rem}.client-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.client-grid article{min-height:220px;border:1px solid #dbeaf0;background:#fbfdfe;padding:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;text-align:center;transition:.25s}.client-grid article:hover{transform:translateY(-6px);box-shadow:0 18px 42px rgba(3,56,78,.1);border-color:#9bc9da}.client-grid img{width:100%;height:120px;object-fit:contain}.client-grid b{font-size:1rem;color:#284956}.client-grid .name-mark span{width:120px;height:120px;border-radius:50%;display:grid;place-items:center;background:var(--deep);color:#fff;font-size:1.75rem;font-weight:900;border:7px solid #d9eff7}
@media(max-width:900px){.client-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.product-choices{grid-template-columns:1fr}.client-grid{grid-template-columns:repeat(2,1fr);gap:10px}.client-grid article{min-height:170px;padding:16px}.client-grid img,.client-grid .name-mark span{height:92px}.client-grid .name-mark span{width:92px;font-size:1.35rem}}