:root{--background:#0a0a0a;--foreground:#ededed;--primary:#3b82f6;--primary-glow:#3b82f644;--secondary:#1e293b;--accent:#60a5fa;--card-bg:#171717b3;--border:#ffffff1a;--success:#10b981}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--background);color:var(--foreground);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow-x:hidden}.glow-bg{z-index:-1;background:radial-gradient(circle at 50% -20%,#1e3a8a 0%,#0000 50%),radial-gradient(circle at 0 100%,#1e1b4b 0%,#0000 40%);width:100%;height:100%;position:fixed;top:0;left:0}main{flex-direction:column;justify-content:center;align-items:center;max-width:1200px;min-height:100vh;margin:0 auto;padding:2rem;display:flex}h1{background:linear-gradient(90deg,#fff,#94a3b8);-webkit-text-fill-color:transparent;text-align:center;-webkit-background-clip:text;background-clip:text;margin-bottom:1rem;font-size:3.5rem;font-weight:800}p.subtitle{color:#94a3b8;text-align:center;margin-bottom:3rem;font-size:1.2rem}.card{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:24px;width:100%;max-width:600px;padding:2.5rem;transition:transform .3s;box-shadow:0 25px 50px -12px #00000080}.card:hover{border-color:#fff3;transform:translateY(-5px)}.feature-grid{grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:2rem;display:grid}.feature-item{text-align:center;background:#ffffff0d;border:1px solid #0000;border-radius:12px;padding:1rem}.feature-item span{color:var(--primary);font-size:1.1rem;font-weight:700;display:block}.feature-item label{color:#64748b;text-transform:uppercase;letter-spacing:.05em;font-size:.8rem}button{background:var(--primary);color:#fff;cursor:pointer;width:100%;box-shadow:0 0 20px var(--primary-glow);border:none;border-radius:12px;padding:1rem;font-size:1.1rem;font-weight:600;transition:all .2s}button:hover{background:var(--accent);box-shadow:0 0 30px var(--primary-glow);transform:scale(1.02)}button:active{transform:scale(.98)}button:disabled{cursor:not-allowed;box-shadow:none;background:#475569}.config-container{background:#000;border-radius:12px;margin-top:2rem;padding:1rem;position:relative}pre{color:#10b981;font-family:Fira Code,monospace;font-size:.9rem;overflow-x:auto}.qr-container{background:#fff;border-radius:12px;justify-content:center;width:fit-content;margin-top:2rem;margin-left:auto;margin-right:auto;padding:1rem;display:flex}.error-msg{color:#ef4444;text-align:center;margin-top:1rem;font-size:.9rem}.success-header{text-align:center;margin-bottom:2rem}.success-icon{width:64px;height:64px;color:var(--success);margin-bottom:1rem}.copy-btn{width:auto;box-shadow:none;background:#ffffff1a;padding:.4rem .8rem;font-size:.8rem;position:absolute;top:.5rem;right:.5rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.5s forwards fadeIn}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-spin{animation:2s linear infinite spin}@media (max-width:640px){main{padding:1.5rem 1rem}h1{font-size:2.2rem}p.subtitle{margin-bottom:2rem;padding:0 1rem;font-size:1rem}.card{border-radius:20px;padding:1.5rem}.feature-grid{grid-template-columns:1fr 1fr;gap:.75rem}.feature-item:last-child{grid-column:span 2}.btn-grid{grid-template-columns:1fr!important}.footer{margin-top:2rem!important}}.btn-grid{grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.5rem;display:grid}.footer{color:#475569;text-align:center;margin-top:4rem;font-size:.9rem}.qr-container svg{max-width:100%;height:auto}