:root{--primary-color:#3b82f6;--primary-hover:#2563eb;--text-primary:#1f2937;--text-secondary:#6b7280;--bg-light:#f9fafb;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1);--shadow-2xl:0 25px 50px -12px rgba(0,0,0,.25);--shadow-3xl:0 35px 60px -15px rgba(0,0,0,.3);--radius-sm:0.375rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--radius-2xl:1.5rem;--radius-3xl:2rem;--spacing-unit:1rem}html{scroll-behavior:smooth}.card-hover{transition:transform .3s ease,box-shadow .3s ease}.card-hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.btn-primary{background-color:var(--primary-color);color:#fff;transition:all .3s ease}.btn-primary:hover{background-color:var(--primary-hover);transform:scale(1.05);box-shadow:var(--shadow-md)}.image-zoom-hover{overflow:hidden}.image-zoom-hover img{transition:transform .5s ease}.image-zoom-hover:hover img{transform:scale(1.1)}.gradient-text{background:linear-gradient(135deg,var(--primary-color),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#888;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#555}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translateX(-50px)}to{opacity:1;transform:translateX(0)}}@keyframes slideInRight{0%{opacity:0;transform:translateX(50px)}to{opacity:1;transform:translateX(0)}}.animate-fadeIn{animation:fadeIn .6s ease-out}.animate-slideInLeft{animation:slideInLeft .6s ease-out}.animate-slideInRight{animation:slideInRight .6s ease-out}.section-spacing{padding:5rem 0}@media (max-width:768px){.section-spacing{padding:3rem 0}}.line-clamp-1{-webkit-line-clamp:1}.line-clamp-1,.line-clamp-2{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.line-clamp-2{-webkit-line-clamp:2}.line-clamp-3{-webkit-line-clamp:3}.line-clamp-3,.line-clamp-4{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.line-clamp-4{-webkit-line-clamp:4}.backdrop-blur-sm{backdrop-filter:blur(4px)}.backdrop-blur-md{backdrop-filter:blur(12px)}.backdrop-blur-lg{backdrop-filter:blur(24px)}.glass{background:hsla(0,0%,100%,.1);backdrop-filter:blur(10px);border:1px solid hsla(0,0%,100%,.2)}.skeleton{background:linear-gradient(90deg,rgba(0,0,0,.06) 25%,rgba(0,0,0,.15) 37%,rgba(0,0,0,.06) 63%);background-size:400% 100%;animation:skeleton-loading 1.4s ease infinite}@keyframes skeleton-loading{0%{background-position:100% 50%}to{background-position:0 50%}}