*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Arial,Helvetica,sans-serif;background:radial-gradient(circle at top left,#821f1f,transparent 45%),#300707;color:#fff;min-height:100vh;overflow-x:hidden}.register-navbar{position:fixed;top:0;left:0;width:100%;height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 8%;background:#300707f2;border-bottom:1px solid rgba(255,228,43,.15);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);z-index:9999}.nav-logo{display:flex;align-items:center;text-decoration:none}.nav-logo img{width:140px;height:auto;object-fit:contain;display:block}.register-nav-menu{display:flex;align-items:center;gap:4px;padding:5px;border-radius:40px;background:#501616e6;border:1px solid rgba(225,60,60,.3)}.register-nav-link{display:block;padding:10px 18px;border-radius:25px;color:#b9c7d5;text-decoration:none;font-size:13px;font-weight:600;transition:background-color .3s ease,color .3s ease,transform .3s ease}.register-nav-link:hover{color:#fff;background:#ffffff1f;transform:translateY(-1px)}.register-nav-link.active{background:#ffe42b;color:#3d1717;font-weight:700;box-shadow:0 3px 15px #ffe42b40}.register-nav-link.active:hover{background:#ffe42b;color:#3d1717;transform:none}.register-page{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:70px;padding:140px 8% 80px;align-items:start;position:relative;overflow:hidden}.bg-circle{position:absolute;border-radius:50%;border:1px solid rgba(255,228,43,.08);pointer-events:none}.circle-1{width:500px;height:500px;top:-200px;left:-200px}.circle-2{width:600px;height:600px;right:-250px;bottom:-300px}.register-info{width:100%;min-height:auto;padding:45px 40px;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start;background:linear-gradient(135deg,#410a0af5,#6e1414eb);border:1px solid rgba(255,228,43,.08);border-radius:22px;position:relative;z-index:2;box-shadow:0 15px 40px #0000002e}.conference-badge{display:inline-flex;width:fit-content;padding:8px 15px;margin-bottom:25px;border-radius:30px;color:#ffe42b;font-size:12px;font-weight:700;letter-spacing:1px;background:#ffe42b14;border:1px solid rgba(255,228,43,.35);animation:badgeGlow 2s infinite}@keyframes badgeGlow{0%{box-shadow:0 0 5px #ffe42b1a}50%{box-shadow:0 0 20px #ffe42b66}to{box-shadow:0 0 5px #ffe42b1a}}.register-info h1{max-width:600px;font-size:52px;line-height:1.15;margin-bottom:25px}.register-info h1 span{display:block;color:#ffe42b}.register-info>p{max-width:550px;color:#aebfd0;font-size:17px;line-height:1.7;margin-bottom:45px}.conference-details{width:100%;display:flex;flex-direction:column;gap:15px;margin-bottom:40px}.detail-item{display:flex;align-items:center;gap:15px;padding:15px 18px;border-radius:12px;background:#3508088c;border:1px solid rgba(210,70,70,.25);transition:transform .3s ease,background .3s ease}.detail-item:hover{transform:translate(5px);background:#4e0f0fcc}.detail-icon{width:42px;height:42px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:10px;background:#ffe42b1a;font-size:18px}.detail-item small{display:block;color:#ad8282;font-size:10px;margin-bottom:5px;letter-spacing:1px}.detail-item strong{font-size:14px;color:#fff;line-height:1.4}.back-home{width:fit-content;color:#ffe42b;text-decoration:none;font-size:13px;transition:.3s ease}.back-home:hover{color:#fff;transform:translate(-5px)}.register-card{width:100%;max-width:560px;margin:0 auto;padding:45px;background:#460d0df7;border:1px solid rgba(220,70,70,.3);border-radius:22px;box-shadow:0 20px 60px #00000059;position:relative;z-index:2}.form-header{margin-bottom:30px}.form-step{display:inline-block;padding:6px 12px;margin-bottom:15px;border-radius:20px;color:#ffe42b;font-size:10px;font-weight:700;letter-spacing:1.5px;background:#ffe42b14;border:1px solid rgba(255,228,43,.2)}.form-header h2{font-size:30px;margin-bottom:10px}.form-header p{color:#bc8f8f;font-size:14px;line-height:1.5}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-group{width:100%;margin-bottom:17px}.form-group label{display:block;margin-bottom:8px;font-size:12px;color:#c8d4df;font-weight:700}.form-group input,.form-group select{width:100%;height:48px;padding:0 15px;border-radius:10px;border:1px solid rgba(200,80,80,.25);outline:none;color:#fff;background:#2d0505b3;font-size:13px;font-family:inherit;transition:.3s ease}.form-group select option{background:#300707;color:#fff}.form-group input:focus,.form-group select:focus{border-color:#ffe42b;box-shadow:0 0 0 3px #ffe42b14}.form-group textarea{width:100%;padding:13px 15px;border-radius:10px;border:1px solid rgba(220,100,100,.25);background:#320808b3;color:#fff;outline:none;resize:vertical;font-family:inherit;font-size:13px;line-height:1.5;transition:.3s}.form-group textarea:focus{border-color:#ffe42b;box-shadow:0 0 0 3px #ffe42b14}.form-note{margin-top:-5px;margin-bottom:15px;font-size:11px;line-height:1.6;color:#a57f7f}.participation-note strong{color:#ffe42b}.checkbox-group{display:flex;align-items:flex-start;gap:10px;margin:20px 0}.checkbox-group input{width:16px;height:16px;flex-shrink:0;margin-top:3px;accent-color:#ffe42b}.checkbox-group label{color:#ba9191;font-size:12px;line-height:1.5}.register-submit{width:100%;padding:15px;border:none;border-radius:30px;cursor:pointer;background:#ffe42b;color:#3f1010;font-size:13px;font-weight:700;letter-spacing:1px;transition:.3s ease;box-shadow:0 5px 25px #ffe42b33}.register-submit span{margin-left:8px;font-size:18px}.register-submit:hover{background:#fff;transform:translateY(-2px);box-shadow:0 10px 30px #ffe42b4d}.login-link{text-align:center;margin-top:25px;color:#b78d8d;font-size:13px}.login-link a{margin-left:5px;color:#ffe42b;text-decoration:none;font-weight:700}.login-link a:hover{color:#fff}.form-errors{background:#dc26261a;border:1px solid #ef4444;color:#ffb3b3;padding:15px;margin-bottom:20px;border-radius:10px;font-size:12px}.form-errors ul{margin-top:8px;padding-left:20px}@media(max-width:1000px){.register-navbar{padding:0 30px}.register-page{grid-template-columns:1fr;gap:30px;padding:130px 8% 70px}.register-info{min-height:auto;padding:30px 0}.register-card{margin:0 auto 50px;width:100%;max-width:600px}.register-info h1{font-size:42px}}@media(max-width:768px){.register-info{order:1;width:calc(100% - 30px)!important;min-height:auto!important;margin:0 auto!important;padding:32px 22px 28px!important;display:flex!important;flex-direction:column!important;align-items:flex-start!important;justify-content:flex-start!important;background:linear-gradient(135deg,#410a0af7,#6e1414ed);border:1px solid rgba(255,228,43,.1);border-radius:20px;box-shadow:0 12px 35px #0003}.conference-badge{margin-bottom:20px}.register-info h1{width:100%!important;max-width:100%!important;font-size:32px!important;line-height:1.12!important;margin-bottom:18px!important}.register-info>p{width:100%!important;max-width:100%!important;font-size:14px!important;line-height:1.55!important;margin-bottom:25px!important}.conference-details{width:100%!important;margin-bottom:22px!important;gap:10px!important}.detail-item{width:100%!important;min-height:58px;padding:12px 13px!important;border-radius:11px}.detail-icon{width:36px;height:36px;font-size:15px}.detail-item small{font-size:8px;margin-bottom:3px}.detail-item strong{font-size:11px;line-height:1.3}.back-home{font-size:11px;margin-top:0}}@media(max-width:480px){.register-page{padding-top:120px!important}.register-info{padding:35px 20px 40px!important}.conference-badge{font-size:11px;padding:7px 13px}.register-info h1{font-size:32px!important;line-height:1.1!important}.register-info>p{font-size:14px!important;line-height:1.6!important}.detail-item{padding:13px 12px;gap:12px}.detail-icon{width:38px;height:38px;font-size:16px}.detail-item small{font-size:9px}.detail-item strong{font-size:12px}.register-card{width:calc(100% - 24px)!important;padding:27px 18px!important;border-radius:16px!important}.form-header h2{font-size:25px!important}.form-header p{font-size:12px}.form-group input,.form-group select{height:48px}}