@keyframes smoothGradient{0%{background-position:0 50%}50%{background-position:100% 50%}to{background-position:0 50%}}.gradient-bg{background:linear-gradient(120deg,#000000,#000000 35%,#313131);background-size:200% 200%}.gradient-bg,.gradient-light-bg{animation:smoothGradient 8s ease infinite;transition:background .5s ease;will-change:background-position}.gradient-light-bg{background:linear-gradient(120deg,#93c5fd,#60a5fa 35%,#6ee7b7);background-size:200% 200%}.main-heading{font-size:clamp(3.7rem,4.5vw,5rem);text-align:center;margin:2rem 0}.main-heading,.sub-heading{color:#212529;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.3)}.sub-heading{font-size:clamp(2.3rem,3.4vw,3.5rem)}.gradient-heading{background:linear-gradient(90deg,#0753f9,#01ce83,#064eea);-webkit-background-clip:text;-webkit-text-fill-color:rgba(0,0,0,0);background-clip:text;animation:smoothGradient 8s ease infinite;transition:background .5s ease;will-change:background-position;background-size:200% 200%}.contact-banner{box-shadow:0 4px 30px rgba(0,0,0,.1);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);border:1px solid hsla(0,0%,100%,.3)}