:root{--primary-color: #2c5aa0;--secondary-color: #1a365d;--accent-color: #e53e3e;--light-color: #f7fafc;--dark-color: #2d3748;--text-color: #4a5568;--gradient-primary: linear-gradient(135deg, #2c5aa0 0%, #1a365d 100%);--gradient-secondary: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);--shadow: 0 10px 30px rgba(0, 0, 0, .1);--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Cairo,sans-serif;color:var(--text-color);line-height:1.6;overflow-x:hidden;background-color:#f8f9fa;text-align:right;direction:rtl}h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--dark-color);margin-bottom:1rem;font-family:Cairo,sans-serif;line-height:1.4}h1{font-size:3.5rem;line-height:1.2}h2{font-size:2.5rem;position:relative;margin-bottom:2.5rem}h2:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:180px;height:4px;background:var(--gradient-primary);border-radius:2px}p{font-size:1.1rem;margin-bottom:1.5rem;line-height:1.8;font-family:Cairo,sans-serif}a{text-decoration:none;color:inherit;transition:var(--transition);font-family:Cairo,sans-serif}.section-padding{padding:100px 0}.section-title{text-align:center;margin-bottom:60px}.section-title h2{display:inline-block}.navbar{background:rgba(255,255,255,.95);backdrop-filter:blur(10px);box-shadow:0 2px 20px #0000001a;padding:15px 0;transition:var(--transition);font-family:Cairo,sans-serif}.navbar-brand{display:flex;align-items:center;font-weight:700;font-size:1.5rem;color:var(--primary-color);font-family:Cairo,sans-serif}.brand-logo{font-size:2rem;margin-left:10px;color:var(--primary-color)}.navbar-nav .nav-link{font-weight:600;padding:8px 15px;margin:0 5px;color:var(--dark-color);position:relative;font-family:Cairo,sans-serif}.navbar-nav .nav-link:after{content:"";position:absolute;width:0;height:2px;bottom:0;right:0;background:var(--primary-color);transition:var(--transition)}.navbar-nav .nav-link:hover:after,.navbar-nav .nav-link.active:after{width:100%}.navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:var(--primary-color)}.language-switcher select{border:1px solid #ddd;border-radius:5px;padding:5px 10px;background:white;font-family:Cairo,sans-serif}.custom-btn{background:var(--gradient-primary);color:#fff;border:none;border-radius:50px;padding:12px 30px;font-weight:600;transition:var(--transition);display:inline-block;font-family:Cairo,sans-serif;font-size:1rem}.custom-btn:hover{transform:translateY(-3px);box-shadow:0 10px 20px #2c5aa04d;color:#fff}.custom-border-btn{background:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.custom-border-btn:hover{background:var(--primary-color);color:#fff}.hero{background:var(--gradient-primary);color:#fff;padding:180px 0 120px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;right:0;width:100%;height:100%;background:url(cover.481f1160e2c817e5.png) repeat;opacity:.1;z-index:0;pointer-events:none}.hero h1{font-size:3.5rem;color:#fff;margin-bottom:1.5rem;text-shadow:0 2px 10px rgba(0,0,0,.3)}.hero p{font-size:1.3rem;margin-bottom:2rem;opacity:.9;text-shadow:0 1px 5px rgba(0,0,0,.2)}.hero-buttons{margin-top:2rem}.hero-buttons .custom-btn{margin-left:15px;margin-bottom:10px}.hero-image{position:relative;z-index:1}.hero-image img{border-radius:10px;box-shadow:var(--shadow);transform:perspective(1000px) rotateY(-5deg);transition:var(--transition)}.hero-image img:hover{transform:perspective(1000px) rotateY(0)}.stats-section{background:white;padding:80px 0;box-shadow:0 5px 15px #0000000d}.stat-item{text-align:center;padding:20px}.stat-number{font-size:3rem;font-weight:700;color:var(--primary-color);margin-bottom:10px;font-family:Cairo,sans-serif}.stat-label{font-size:1.1rem;color:var(--text-color);font-family:Cairo,sans-serif}.news-card{border:none;border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);height:100%}.news-card:hover{transform:translateY(-10px);box-shadow:0 15px 30px #00000026}.news-card img{height:200px;object-fit:cover;transition:var(--transition)}.news-card:hover img{transform:scale(1.05)}.news-card .card-body{padding:25px}.badge{font-size:.8rem;padding:5px 10px;border-radius:5px;font-family:Cairo,sans-serif}.research-area-card{background:white;border-radius:10px;padding:30px;text-align:center;box-shadow:var(--shadow);transition:var(--transition);height:100%}.research-area-card:hover{transform:translateY(-10px);box-shadow:0 15px 30px #0000001a}.research-area-icon{font-size:3rem;color:var(--primary-color);margin-bottom:20px}.publication-card{border:none;border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);height:100%}.publication-card:hover{transform:translateY(-5px)}.publication-card .card-body{padding:25px}.event-card{border:none;border-radius:10px;overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);height:100%}.event-card:hover{transform:translateY(-5px)}.event-card .card-body{padding:25px}.partners-section{background:var(--light-color);padding:80px 0}.partner-logo{filter:grayscale(100%);opacity:.7;transition:var(--transition);max-height:250px}.partner-logo:hover{filter:grayscale(0);opacity:1}.newsletter-section{background:var(--gradient-primary);color:#fff;padding:80px 0}.newsletter-section h2{color:#fff}.newsletter-section h2:after{background:white}.newsletter-form{display:flex;max-width:500px;margin:0 auto}.newsletter-form input{flex:1;border:none;border-radius:50px 0 0 50px;padding:15px 20px;outline:none;font-family:Cairo,sans-serif}.newsletter-form button{border:none;border-radius:0 50px 50px 0;background:var(--accent-color);color:#fff;padding:0 25px;font-weight:600;transition:var(--transition);font-family:Cairo,sans-serif}.newsletter-form button:hover{background:#c53030}.contact-form{background:white;border-radius:10px;padding:40px;box-shadow:var(--shadow)}.contact-form .form-control{border:1px solid #e2e8f0;border-radius:5px;padding:12px 15px;margin-bottom:20px;font-family:Cairo,sans-serif}.contact-form .form-control:focus{border-color:var(--primary-color);box-shadow:0 0 0 2px #2c5aa033}.site-footer{background:var(--secondary-color);color:#fff;padding:80px 0 0}.site-footer h5{color:#fff;margin-bottom:20px;position:relative;padding-bottom:10px;font-family:Cairo,sans-serif}.site-footer h5:after{content:"";position:absolute;bottom:0;right:0;width:120px;height:2px;background:var(--accent-color)}.site-footer a{color:#cbd5e0;transition:var(--transition);font-family:Cairo,sans-serif}.site-footer a:hover{color:#fff;padding-right:5px}.site-footer ul{list-style:none;padding:0}.site-footer ul li{margin-bottom:10px}.social-icons{display:flex;margin:0;padding:0;list-style:none}.social-icon{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;margin-left:10px;transition:var(--transition)}.social-icon:hover{background:var(--accent-color);transform:translateY(-3px)}.copyright{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;margin-top:60px;text-align:center;color:#a0aec0;display:flex;justify-content:space-between;align-items:center}.back-to-top{position:fixed;bottom:30px;left:30px;width:50px;height:50px;border-radius:50%;background:var(--primary-color);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:0 5px 15px #0000001a;z-index:1000;opacity:0;visibility:hidden;transition:var(--transition)}.back-to-top.active{opacity:1;visibility:visible}@media (max-width: 991px){h1{font-size:2.5rem}h2{font-size:2rem}.section-padding{padding:60px 0}.hero{padding:120px 0 80px;text-align:center}.hero h1{font-size:2.5rem}.newsletter-form{flex-direction:column}.newsletter-form input{border-radius:50px;margin-bottom:10px}.newsletter-form button{border-radius:50px;padding:12px}.copyright{flex-direction:column;text-align:center}}@media (max-width: 767px){h1{font-size:2rem}h2{font-size:1.8rem}.hero-buttons .custom-btn{display:block;margin:10px 0;width:100%}.site-footer .d-flex{flex-direction:column;text-align:center}.social-icons{justify-content:center;margin-top:20px}.navbar-nav .nav-link{text-align:right}}.card-title,.card-text,.btn,.text-muted,.form-control{font-family:Cairo,sans-serif}html{-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%}.arabic-text{line-height:1.8;word-spacing:normal;letter-spacing:normal}