@keyframes border-flow{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}.nav-logo-wrapper{border-radius:12px;padding:2px;display:flex;position:relative;overflow:hidden}.nav-logo-border-bg{z-index:0;background:linear-gradient(60deg,#004cf1,#ffcb40,#004cf1,#ffcb40) 0 0/300% 300%;animation:4s infinite border-flow;position:absolute;inset:0}.nav-logo-inner{z-index:1;background-color:#fff;border-radius:10px;justify-content:center;align-items:center;padding:8px;transition:all .3s;display:flex;position:relative}.nav-logo-wrapper:hover .nav-logo-inner{background-color:#f8f9fa}.nav-menu-btn{cursor:pointer;background:linear-gradient(90deg,#b4860b,#ffcb40,#0f2b69);border-radius:9999px;justify-content:center;align-items:center;width:2.5rem;height:2.5rem;margin-left:.5rem;margin-right:.75rem;transition:all .5s;display:flex;position:relative;overflow:hidden}@media (min-width:768px){.nav-menu-btn{width:3.5rem;height:3.5rem}}.nav-menu-btn:hover{transform:scale(1.1);box-shadow:0 10px 15px -3px #00b8364d,0 4px 6px -2px #00b83626}.nav-hamburger-container{justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.nav-hamburger-wrapper{width:1rem;height:1rem;position:relative}@media (min-width:768px){.nav-hamburger-wrapper{width:1.5rem;height:1.5rem}}.nav-hamburger-line{transform-origin:50%;background-color:#fff;border-radius:9999px;width:1rem;height:.125rem;transition:all .3s ease-in-out;position:absolute;left:0}@media (min-width:768px){.nav-hamburger-line{width:1.5rem}}.nav-hamburger-line-top{top:0}.nav-hamburger-line-middle{top:50%;transform:translateY(-50%)}.nav-hamburger-line-bottom{bottom:0}.nav-menu-btn.open .nav-hamburger-line-top{transform:rotate(45deg)translateY(.375rem)}@media (min-width:768px){.nav-menu-btn.open .nav-hamburger-line-top{transform:rotate(45deg)translateY(.625rem)}}.nav-menu-btn.open .nav-hamburger-line-middle{opacity:0;transform:scale(0)}.nav-menu-btn.open .nav-hamburger-line-bottom{transform:rotate(-45deg)translateY(-.375rem)}@media (min-width:768px){.nav-menu-btn.open .nav-hamburger-line-bottom{transform:rotate(-45deg)translateY(-.625rem)}}.nav-menu-glow{opacity:0;filter:blur(24px);background-color:#00ecec;border-radius:9999px;transition:opacity .3s;position:absolute;inset:0}.nav-menu-btn:hover .nav-menu-glow{opacity:.2}.nav-menu-pulse{opacity:.2;background:linear-gradient(90deg,#b4860b,#ffcb40,#0f2b69);border-radius:9999px;animation:1s cubic-bezier(0,0,.2,1) infinite ping;position:absolute;inset:0}@keyframes ping{75%,to{opacity:0;transform:scale(2)}}
.preloader{z-index:9999;justify-content:center;align-items:center;width:100vw;height:100vh;display:flex;position:fixed;top:0;left:0;overflow:hidden}.curtain-panel{z-index:1;background:#030710;width:51%;height:100%;position:absolute;top:0}.curtain-left{border-right:1px solid #ffcb401a;left:0}.curtain-right{border-left:1px solid #ffcb401a;right:0}.preloader-bg{z-index:2;transition:opacity .5s}.preloader.fade-out{opacity:0;visibility:hidden}.preloader-bg{width:100%;height:100%;position:absolute;top:0;left:0;overflow:hidden}.floating-shapes{width:100%;height:100%;position:absolute}.shape{background:linear-gradient(45deg,#0f2b691a,#ffcb401a);border-radius:50%;animation:6s ease-in-out infinite float;position:absolute}.shape-1{width:80px;height:80px;animation-delay:0s;top:20%;left:10%}.shape-2{width:120px;height:120px;animation-delay:1s;top:60%;right:15%}.shape-3{width:60px;height:60px;animation-delay:2s;bottom:30%;left:20%}.shape-4{width:100px;height:100px;animation-delay:3s;top:10%;right:30%}.shape-5{width:70px;height:70px;animation-delay:4s;bottom:20%;right:10%}@keyframes float{0%,to{opacity:.3;transform:translateY(0)rotate(0)}50%{opacity:.7;transform:translateY(-30px)rotate(180deg)}}.grid-overlay{background-image:linear-gradient(#0f2b691a 1px,#0000 1px),linear-gradient(90deg,#0f2b691a 1px,#0000 1px);background-size:50px 50px;width:100%;height:100%;animation:20s linear infinite grid-move;position:absolute;top:0;left:0}@keyframes grid-move{0%{transform:translate(0)}to{transform:translate(50px,50px)}}.preloader-content{z-index:10;text-align:center;color:#fff;max-width:600px;padding:2rem;position:relative}.logo-animation{margin-bottom:3rem}.ieee-logo{width:150px;height:150px;margin:0 auto;position:relative}.logo-circle{background:linear-gradient(135deg,#0f2b69,#ffcb40,#b4860b);border-radius:50%;justify-content:center;align-items:center;width:100px;height:100px;animation:2s ease-in-out infinite logo-pulse;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 0 30px #0f2b6980,0 0 60px #ffcb404d,0 0 90px #b4860b33}.logo-inner{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff1a;border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;display:flex}.ieee-text{color:#fff;text-shadow:0 2px 4px #00000080;letter-spacing:2px;font-size:1.2rem;font-weight:800}@keyframes logo-pulse{0%,to{transform:translate(-50%,-50%)scale(1)}50%{transform:translate(-50%,-50%)scale(1.05)}}.logo-rings{width:100%;height:100%;position:absolute;top:0;left:0}.ring{border:2px solid #0000;border-radius:50%;width:100%;height:100%;animation:3s linear infinite ring-rotate;position:absolute;top:0;left:0}.ring-1{border-top-color:#0f2b69;animation-delay:0s}.ring-2{border-right-color:#ffcb40;animation-delay:1s;transform:scale(1.2)}.ring-3{border-bottom-color:#b4860b;animation-delay:2s;transform:scale(1.4)}@keyframes ring-rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.title-container{margin-bottom:2rem}.main-title{background:linear-gradient(135deg,#0f2b69,#ffcb40,#b4860b) 0 0/200% 200%;-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin:0;font-size:3.5rem;font-weight:900;line-height:1.2;animation:4s ease-in-out infinite title-gradient}.title-line{opacity:0;animation:1.5s ease-out forwards title-slide;display:block;transform:translateY(30px)}.title-line:first-child{animation-delay:.5s}.title-line:nth-child(2){animation-delay:.8s}@keyframes title-gradient{0%,to{background-position:0%}50%{background-position:100%}}@keyframes title-slide{to{opacity:1;transform:translateY(0)}}.subtitle{opacity:0;color:#fffc;letter-spacing:2px;margin:1rem 0 0;font-size:1.3rem;font-weight:300;animation:1s ease-out 1.2s forwards subtitle-fade}@keyframes subtitle-fade{to{opacity:1}}.loading-text-container{min-height:30px;margin-bottom:2rem}.loading-text{color:#ffffffe6;font-size:1.1rem;font-weight:400;animation:2s ease-in-out infinite text-glow}.cursor{color:#ffcb40;font-weight:700;animation:1s infinite blink}@keyframes text-glow{0%,to{text-shadow:0 0 5px #ffffff4d}50%{text-shadow:0 0 15px #ffcb4099}}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}.progress-container{margin-bottom:2rem}.progress-bar{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff1a;border-radius:4px;width:100%;height:8px;margin-bottom:1rem;position:relative;overflow:hidden}.progress-track{border-radius:4px;width:100%;height:100%;position:relative;overflow:hidden}.progress-fill{background:linear-gradient(90deg,#0f2b69,#ffcb40,#b4860b);border-radius:4px;height:100%;transition:width .3s;position:relative;box-shadow:0 0 20px #0f2b6980}.progress-fill:after{content:"";background:linear-gradient(90deg,#0000,#ffffff4d,#0000);animation:2s ease-in-out infinite progress-shimmer;position:absolute;inset:0}@keyframes progress-shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.progress-glow{opacity:.3;filter:blur(8px);background:linear-gradient(90deg,#0f2b69,#ffcb40,#b4860b);border-radius:4px;width:100%;height:100%;animation:2s ease-in-out infinite glow-pulse;position:absolute;top:0;left:0}@keyframes glow-pulse{0%,to{opacity:.3}50%{opacity:.6}}.progress-percentage{color:#ffcb40;text-shadow:0 0 10px #ffcb4080;font-size:1.2rem;font-weight:700}.particles{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0}.particle{width:4px;height:4px;animation:3s ease-in-out infinite particle-float;animation-delay:var(--delay);background:#ffcb40;border-radius:50%;position:absolute}.particle:nth-child(odd){background:#0f2b69}.particle:nth-child(3n){background:#b4860b}@keyframes particle-float{0%,to{opacity:0;transform:translateY(100vh)translate(0)}10%{opacity:1}90%{opacity:1}to{opacity:0;transform:translateY(-100px)translate(100px)}}@media (max-width:768px){.preloader{padding:10px}.preloader-content{max-width:350px;padding:30px 20px}.logo-animation{margin-bottom:2rem}.ieee-logo{width:120px;height:120px}.logo-circle{width:80px;height:80px}.logo-inner{width:60px;height:60px}.ieee-text{font-size:1rem}.title-container{margin-bottom:1.5rem}.main-title{font-size:2.5rem}.subtitle{margin-top:.8rem;font-size:1.1rem}.loading-text-container{min-height:25px;margin-bottom:1.5rem}.loading-text{font-size:1rem}.progress-container{margin-bottom:1.5rem}.progress-bar{height:6px}.progress-percentage{font-size:1rem}.shape-1,.shape-2,.shape-3,.shape-4,.shape-5,.shape-6{transform:scale(.7)}.ray-1,.ray-2,.ray-3{width:1px}.wave-1,.wave-2,.wave-3{height:60px}.orb-1{width:120px;height:120px}.orb-2{width:100px;height:100px}.orb-3{width:110px;height:110px}}@media (max-width:480px){.preloader-content{max-width:300px;padding:25px 15px}.ieee-logo{width:100px;height:100px}.logo-circle{width:60px;height:60px}.logo-inner{width:45px;height:45px}.ieee-text{font-size:.8rem}.main-title{font-size:2rem}.subtitle{margin-top:.6rem;font-size:1rem}.loading-text{font-size:.9rem}.progress-bar{height:5px}.progress-percentage{font-size:.9rem}.shape-1,.shape-2,.shape-3,.shape-4,.shape-5,.shape-6{transform:scale(.5)}.wave-1,.wave-2,.wave-3{height:40px}.orb-1{width:80px;height:80px}.orb-2{width:70px;height:70px}.orb-3{width:75px;height:75px}}@media (max-width:360px){.preloader-content{max-width:280px;padding:20px 10px}.ieee-logo{width:80px;height:80px}.logo-circle{width:50px;height:50px}.logo-inner{width:35px;height:35px}.ieee-text{font-size:.7rem}.main-title{font-size:1.75rem}.subtitle{font-size:.9rem}.loading-text{font-size:.8rem}.progress-bar{height:4px}.progress-percentage{font-size:.8rem}}@media (max-height:500px) and (orientation:landscape){.preloader-content{max-width:400px;padding:20px}.logo-animation{margin-bottom:1rem}.ieee-logo{width:80px;height:80px}.logo-circle{width:50px;height:50px}.logo-inner{width:35px;height:35px}.ieee-text{font-size:.7rem}.title-container{margin-bottom:1rem}.main-title{font-size:2rem}.subtitle{margin-top:.5rem;font-size:.9rem}.loading-text-container{min-height:20px;margin-bottom:1rem}.loading-text{font-size:.9rem}.progress-container{margin-bottom:1rem}}