:root{--bg-color:#0a0a0a;--text-color:#00ff41;--accent-color:#ff9d00;--border-color:#333;--font-family:"Courier New", Courier, monospace}body{background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-family);margin:0;padding:0;overflow-x:hidden}*{box-sizing:border-box}.container{border-left:1px solid var(--border-color);border-right:1px solid var(--border-color);max-width:800px;min-height:100vh;margin:0 auto;padding:2rem}header{border-bottom:2px solid var(--text-color);margin-bottom:2rem;padding-bottom:1rem}h1{text-transform:uppercase;letter-spacing:.2rem;font-size:2rem}.status-bar{border:1px solid var(--border-color);background-color:#1a1a1a;justify-content:space-between;margin-bottom:2rem;padding:.5rem 1rem;font-size:.8rem;display:flex}.form-group{margin-bottom:1.5rem}label{text-transform:uppercase;margin-bottom:.5rem;font-weight:700;display:block}input,select,button{border:1px solid var(--text-color);width:100%;color:var(--text-color);font-family:var(--font-family);background:0 0;padding:.8rem;font-size:1rem}input:focus,select:focus{outline:2px solid var(--accent-color);background:#00ff410d}button{background-color:var(--text-color);color:var(--bg-color);cursor:pointer;text-transform:uppercase;font-weight:700;transition:all .2s}button:hover{background-color:var(--accent-color);color:#fff}button:disabled{opacity:.5;cursor:not-allowed}.grid-bg{z-index:-1;pointer-events:none;background-image:linear-gradient(#3333331a 1px,#0000 1px),linear-gradient(90deg,#3333331a 1px,#0000 1px);background-size:40px 40px;width:100%;height:100%;position:fixed;top:0;left:0}.crt-effect{z-index:999;pointer-events:none;opacity:.1;background:linear-gradient(#12101000 50%,#00000040 50%) 0 0/100% 2px,linear-gradient(90deg,#ff00000f,#00ff0005,#0000ff0f) 0 0/3px 100%;width:100%;height:100%;position:fixed;top:0;left:0}.success-msg{border:1px solid var(--text-color);margin-top:1rem;padding:1rem;animation:1s step-end infinite blink}@keyframes blink{50%{border-color:#0000}}