:root{--primary-color:#2563eb;--primary-dark:#1d4ed8;--secondary-color:#64748b;--success-color:#059669;--warning-color:#d97706;--danger-color:#dc2626;--light-color:#f8fafc;--dark-color:#1e293b;--font-family:"Inter",sans-serif;--font-size-base:16px;--line-height-base:1.6;--border-radius:8px;--box-shadow:0 4px 6px -1px rgba(0,0,0,.1);--transition:all 0.3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:var(--line-height-base);color:var(--dark-color);background-color:#fff}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:1rem}h1{font-size:3.5rem}h2{font-size:2.5rem}h3{font-size:2rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-bottom:1rem}.btn{border-radius:var(--border-radius);font-weight:500;padding:12px 24px;transition:var(--transition);border:none;text-decoration:none;display:inline-block}.btn-primary{background-color:var(--primary-color)!important;border-color:var(--primary-color)!important;color:#fff!important}.btn-primary:hover{background-color:var(--primary-dark)!important;border-color:var(--primary-dark)!important;transform:translateY(-2px);box-shadow:var(--box-shadow)}.btn-outline-primary{color:var(--primary-color);border:2px solid var(--primary-color);background-color:transparent}.btn-outline-primary:hover{background-color:var(--primary-color);color:#fff;transform:translateY(-2px)}.btn-outline-light{color:#fff;border:2px solid #fff;background-color:transparent}.btn-outline-light:hover{background-color:#fff;color:var(--primary-color);transform:translateY(-2px)}.btn-lg{padding:16px 32px;font-size:1.1rem}.navbar{background-color:hsla(0,0%,100%,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.1);padding:1rem 0;transition:var(--transition)}.navbar-nav .nav-link{color:var(--dark-color);font-weight:500;padding:.75rem 1rem;transition:var(--transition)}.navbar-nav .nav-link:hover{color:var(--primary-color)}.lang-switch{background-color:var(--light-color);border-radius:var(--border-radius);padding:.5rem 1rem!important;font-weight:600}.hero-section{position:relative;min-height:100vh;display:flex;align-items:center;background-attachment:fixed}.hero-title{font-size:3.5rem;font-weight:700;margin-bottom:1.5rem;line-height:1.1;text-shadow:2px 2px 4px rgba(0,0,0,.5)}.hero-description{font-size:1.25rem;margin-bottom:2rem;line-height:1.6;text-shadow:1px 1px 2px rgba(0,0,0,.5)}.hero-stats{margin:2rem 0}.stat-item{text-align:center;padding:1rem}.stat-number{font-size:2.5rem;font-weight:700;color:var(--primary-color);line-height:1}.stat-label{font-size:.9rem;font-weight:500;margin-top:.5rem}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:1rem;color:var(--dark-color)}.section-subtitle{font-size:1.1rem;color:var(--secondary-color);margin-bottom:3rem}.service-card{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 4px 6px -1px rgba(0,0,0,.1);transition:var(--transition);height:100%;border:1px solid #e2e8f0}.service-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(0,0,0,.15)}.service-icon{width:60px;height:60px;border-radius:12px;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem}.service-icon i{font-size:1.5rem;color:#fff}.service-title{font-size:1.25rem;font-weight:600;margin-bottom:1rem;color:var(--dark-color)}.service-description{color:var(--secondary-color);margin-bottom:1.5rem}.tool-card{background:#fff;border-radius:16px;padding:2rem;text-align:center;box-shadow:var(--box-shadow);transition:var(--transition);height:100%}.tool-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.tool-icon{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),var(--success-color));display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem}.tool-icon i{font-size:2rem;color:#fff}.tool-title{font-size:1.25rem;font-weight:600;margin-bottom:1rem}.tool-description{color:var(--secondary-color);margin-bottom:1.5rem}.tools-section{background-color:var(--light-color)}.about-stat .stat-number{font-size:2.5rem;font-weight:700}.form-control{border-radius:var(--border-radius);border:2px solid #e2e8f0;padding:12px 16px;transition:var(--transition)}.form-control:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.form-label{font-weight:500;color:var(--dark-color);margin-bottom:.5rem}.footer-section{background-color:var(--dark-color);color:#fff}.footer-links{list-style:none;padding:0}.footer-links li{margin-bottom:.5rem}.footer-links a{color:#cbd5e1;text-decoration:none;transition:var(--transition)}.footer-links a:hover{color:#fff}.text-primary{color:var(--primary-color)!important}.text-success{color:var(--success-color)!important}.text-secondary{color:var(--secondary-color)!important}.bg-light{background-color:var(--light-color)!important}.py-6{padding-top:5rem!important;padding-bottom:5rem!important}.mb-6{margin-bottom:3rem!important}.mt-6{margin-top:3rem!important}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:fadeInUp .6s ease-out}@media (max-width:768px){.hero-title{font-size:2.5rem}.hero-description{font-size:1.1rem}.section-title{font-size:2rem}.service-card,.tool-card{margin-bottom:2rem}.hero-buttons{text-align:center}.hero-buttons .btn{display:block;width:100%;margin-bottom:1rem;margin-right:0!important}}@media (max-width:576px){.hero-title,.stat-number{font-size:2rem}.service-card,.tool-card{padding:1.5rem}}