:root{--primary-color: #0B9BD5;--primary-dark: #0882B8;--primary-light: #1EAEE8;--secondary-color: #F39C12;--text-dark: #2C3E50;--text-light: #7F8C8D;--bg-light: #F8F9FA;--white: #FFFFFF}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Cairo,sans-serif;color:var(--text-dark);line-height:1.7;overflow-x:hidden}.navbar{padding:1rem 0;transition:all .3s ease;z-index:1000}.navbar.scrolled{background:var(--white)!important;box-shadow:0 2px 10px #0000001a}.brand-text{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.navbar-nav .nav-link{padding:.5rem 1rem;color:var(--text-dark);font-weight:500;transition:color .3s ease}.navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:var(--primary-color)}.hero-section{position:relative;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);padding-top:80px}.hero-overlay{position:absolute;top:0;right:0;left:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><path d="M0,100 Q300,50 600,100 T1200,100 L1200,600 L0,600 Z" fill="rgba(255,255,255,0.05)"/></svg>') no-repeat center center;background-size:cover;opacity:.3}.hero-content{position:relative;z-index:2}.hero-image-wrapper{text-align:center;animation:float 3s ease-in-out infinite}.hero-logo{max-width:300px;filter:drop-shadow(0 10px 30px rgba(0,0,0,.3));border-radius:20px}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}.btn-hero{background:var(--white);color:var(--primary-color);border:none;padding:12px 30px;border-radius:50px;font-weight:600;transition:all .3s ease}.btn-hero:hover{background:var(--secondary-color);color:var(--white);transform:translateY(-3px);box-shadow:0 5px 20px #0003}.btn-hero-outline{background:transparent;color:var(--white);border:2px solid var(--white);padding:12px 30px;border-radius:50px;font-weight:600;transition:all .3s ease}.btn-hero-outline:hover{background:var(--white);color:var(--primary-color);transform:translateY(-3px);box-shadow:0 5px 20px #0003}.btn-call{background:var(--secondary-color);color:var(--white);border:none;padding:12px 30px;border-radius:50px;font-weight:600;transition:all .3s ease}.btn-call:hover{background:#e67e22;color:var(--white);transform:translateY(-3px);box-shadow:0 5px 20px #0003}.whatsapp-float{position:fixed;width:60px;height:60px;bottom:30px;left:30px;background-color:#25d366;color:var(--white);border-radius:50%;text-align:center;font-size:30px;box-shadow:2px 2px 15px #0000004d;z-index:1000;display:flex;align-items:center;justify-content:center;transition:all .3s ease;animation:pulse 2s infinite}.whatsapp-float:hover{background-color:#20ba5a;transform:scale(1.1);color:var(--white)}@keyframes pulse{0%,to{box-shadow:0 0 #25d366b3}50%{box-shadow:0 0 0 15px #25d36600}}.section-title{margin-bottom:3rem}.section-title h2{color:var(--text-dark);margin-bottom:1rem}.category-title{color:var(--primary-color);font-weight:700;border-right:4px solid var(--primary-color);padding-right:15px}.book-card{background:var(--white);border-radius:15px;overflow:hidden;transition:all .3s ease;box-shadow:0 2px 10px #00000014;position:relative}.book-card:hover{transform:translateY(-10px);box-shadow:0 10px 30px #0b9bd533}.book-image{width:100%;height:300px;overflow:hidden}.book-image img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;transition:transform .3s ease}.book-card:hover .book-image img{transform:scale(1.1)}.book-info{padding:1.5rem}.book-info h5{color:var(--text-dark);font-weight:600;margin-bottom:.5rem}.free-book{border:2px solid var(--secondary-color)}.free-badge{position:absolute;top:15px;right:15px;background:var(--secondary-color);color:var(--white);padding:5px 15px;border-radius:20px;font-weight:600;font-size:.9rem;z-index:10}.feature-card{background:var(--white);padding:2.5rem;border-radius:15px;transition:all .3s ease;box-shadow:0 2px 10px #00000014;height:100%}.feature-card:hover{transform:translateY(-10px);box-shadow:0 10px 30px #0b9bd533}.feature-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--primary-color),var(--primary-light));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem;color:var(--white);font-size:2rem;transition:all .3s ease}.feature-card:hover .feature-icon{transform:rotateY(360deg)}.feature-card h4{color:var(--text-dark);font-weight:700;margin-bottom:1rem}.testimonial-card{background:var(--white);padding:2rem;border-radius:15px;box-shadow:0 2px 10px #00000014;transition:all .3s ease;height:100%;border-right:4px solid var(--primary-color)}.testimonial-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px #0b9bd533}.stars{color:var(--secondary-color)}.testimonial-text{font-style:italic;color:var(--text-light);margin-bottom:1.5rem;line-height:1.8}.testimonial-author h6{color:var(--text-dark);font-weight:700;margin-bottom:.25rem}.news-card{background:var(--white);border-radius:15px;overflow:hidden;box-shadow:0 2px 10px #00000014;transition:all .3s ease;height:100%}.news-card:hover{transform:translateY(-10px);box-shadow:0 10px 30px #0b9bd533}.news-image{position:relative;width:100%;height:250px;overflow:hidden}.news-image img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;transition:transform .3s ease}.news-card:hover .news-image img{transform:scale(1.1)}.news-date{position:absolute;top:15px;right:15px;background:var(--primary-color);color:var(--white);padding:5px 15px;border-radius:20px;font-size:.85rem;font-weight:600}.news-content{padding:1.5rem}.news-content h5{color:var(--text-dark);font-weight:700;margin-bottom:1rem}.news-content p{color:var(--text-light);margin-bottom:1rem}.news-link{color:var(--primary-color);font-weight:600;text-decoration:none;transition:all .3s ease}.news-link:hover{color:var(--primary-dark);text-decoration:underline}.footer{background:linear-gradient(135deg,var(--text-dark) 0%,#1a252f 100%);color:var(--white)}.footer-brand img{border-radius:15px}.footer-links li{margin-bottom:.75rem}.footer-links a{color:var(--bg-light);text-decoration:none;transition:all .3s ease;display:inline-block}.footer-links a:hover{color:var(--primary-light);transform:translate(-5px)}.contact-info{color:var(--bg-light)}.contact-item{display:flex;align-items:center;gap:10px}.contact-item i{color:var(--primary-light);font-size:1.2rem}.btn-contact{background:var(--primary-color);color:var(--white);border:none;transition:all .3s ease}.btn-contact:hover{background:var(--primary-dark);color:var(--white)}.btn-whatsapp{background:#25d366;color:var(--white);border:none;transition:all .3s ease}.btn-whatsapp:hover{background:#20ba5a;color:var(--white)}@media (max-width: 768px){.hero-section{padding-top:60px}.hero-content h1{font-size:2rem}.whatsapp-float{width:50px;height:50px;bottom:20px;left:20px;font-size:24px}.book-image{height:250px}.news-image{height:200px}}@media (max-width: 576px){.hero-content h1{font-size:1.75rem}.hero-content .lead{font-size:1rem}.btn-hero,.btn-hero-outline,.btn-call{padding:10px 20px;font-size:.9rem}}