:root{--primary:#ff8c00;--primary-dark:#e67e00;--secondary:#1b365d;--secondary-dark:#132743;--bg-light:#fdfdfd;--text-dark:#1a1a1a;--text-light:#555;--white:#fff;--container-width:1200px;--transition:all .4s cubic-bezier(.165, .84, .44, 1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{color:var(--text-dark);background-color:var(--bg-light);font-family:Inter,sans-serif;line-height:1.7;overflow-x:hidden}[lang=ar]{font-family:Cairo,sans-serif}.container{max-width:var(--container-width);margin:0 auto;padding:0 20px}.text-center{text-align:center}.bg-light{background:var(--bg-light)}.bg-dark{background:var(--secondary)}.text-white{color:var(--white)}header{-webkit-backdrop-filter:blur(20px);z-index:1000;background:#fffc;border-bottom:1px solid #ffffff4d;position:sticky;top:0;box-shadow:0 4px 30px #0000000d}nav{justify-content:space-between;align-items:center;height:90px;display:flex}.logo img{height:50px}.nav-links{gap:30px;list-style:none;display:flex}.nav-links a{color:var(--secondary);font-weight:600;text-decoration:none;transition:color .3s}.nav-links a:hover{color:var(--primary)}.lang-switcher button{background:var(--primary);color:var(--white);cursor:pointer;border:none;border-radius:5px;padding:8px 15px;font-family:inherit;font-weight:600}.hero{height:90vh;color:var(--white);text-align:center;background-color:#0000;background-image:linear-gradient(#1b365dcc,#1b365dcc),url(https://images.unsplash.com/photo-1541888946425-d81bb19480c5?auto=format&fit=crop&q=80&w=2000);background-position:50%;background-repeat:repeat,repeat;background-size:cover;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;align-items:center;display:flex}.hero h1{margin-bottom:20px;font-size:3.5rem;line-height:1.2}.hero p{opacity:.9;margin-bottom:30px;font-size:1.5rem}.btn{border-radius:5px;padding:15px 35px;font-weight:600;text-decoration:none;transition:transform .3s,background .3s;display:inline-block}.btn-primary{background:var(--primary);color:var(--white)}.btn-secondary{border:2px solid var(--white);color:var(--white);background:0 0;margin-left:15px}.btn:hover{transform:translateY(-3px)}.section{padding:80px 0}.section-title{color:var(--secondary);margin-bottom:40px;font-size:2.5rem;position:relative}.section-title:after{content:"";background:var(--primary);width:60px;height:4px;margin-top:10px;display:block}.text-center .section-title:after{margin:10px auto 0}.grid-2{grid-template-columns:1fr 1fr;align-items:center;gap:50px;display:grid}.mission-vision{grid-template-columns:1fr 1fr;gap:20px;margin-top:30px;display:grid}.mv-card{background:var(--bg-light);border-left:4px solid var(--primary);padding:20px}.image-placeholder img{border-radius:10px;width:100%;box-shadow:0 10px 30px #0000001a}.services-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;display:grid}.service-card{background:var(--white);text-align:center;border-radius:10px;padding:40px;transition:transform .3s;box-shadow:0 5px 15px #0000000d}.service-card:hover{transform:translateY(-10px)}.service-card .icon{margin-bottom:20px;font-size:3rem}.projects-grid{grid-template-columns:1fr 1fr;gap:30px;display:grid}.project-card{border-radius:10px;height:350px;position:relative;overflow:hidden}.project-card img{object-fit:cover;width:100%;height:100%;transition:transform .5s}.project-card:hover img{transform:scale(1.1)}.project-info{width:100%;color:var(--white);background:linear-gradient(#0000,#000c);padding:30px;position:absolute;bottom:0;left:0}.contact-info{list-style:none}.contact-info li{margin-bottom:20px;font-size:1.1rem}.contact-form input,.contact-form textarea{border:none;border-radius:5px;width:100%;margin-bottom:15px;padding:15px;font-family:inherit}footer{color:#999;background:#111;padding:30px 0;font-size:.9rem}[dir=rtl]{text-align:right}[dir=rtl] .section-title:after{margin-left:auto;margin-right:0}[dir=rtl] .mv-card{border-left:none;border-right:4px solid var(--primary)}[dir=rtl] .btn-secondary{margin-left:0;margin-right:15px}@media (width<=768px){.grid-2,.projects-grid,.mission-vision{grid-template-columns:1fr}.hero h1{font-size:2.5rem}.nav-links{display:none}}.toast{background:var(--secondary);color:var(--white);z-index:2000;opacity:0;pointer-events:none;white-space:nowrap;border-radius:50px;padding:15px 35px;font-weight:600;transition:transform .6s cubic-bezier(.175,.885,.32,1.275),opacity .3s;position:fixed;bottom:30px;left:50%;transform:translate(-50%)translateY(100px);box-shadow:0 10px 40px #0000004d}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.toast.success{border-bottom:4px solid var(--primary)}