body{font-family:Inter,'PingFang SC','Microsoft YaHei',sans-serif;margin:0;padding:0;background-color:#0f172a}.login-bg{background:linear-gradient(135deg,#0f172a 0,#1e1b4b 40%,#4c1d95 100%);position:relative;min-height:100vh;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;padding:20px;box-sizing:border-box}.glow-bg{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none}.glow-1{width:400px;height:400px;top:-100px;right:-100px;background:rgba(99,102,241,.25)}.glow-2{width:300px;height:300px;bottom:-50px;left:-50px;background:rgba(236,72,153,.15)}.card-container{position:relative;z-index:10;width:100%;max-width:560px;transition:max-width .3s ease}.glass-card{background:rgba(255,255,255,.05);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.08);border-radius:32px;padding:48px 40px;box-shadow:0 30px 60px rgba(0,0,0,.6);box-sizing:border-box}@media (max-width:768px){.glass-card{padding:32px 24px}.card-container,.footer-container{max-width:100%}}.tab-btn{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.05);border-radius:16px;padding:12px 8px;text-align:center;color:#94a3b8;cursor:pointer;transition:all .2s ease;min-height:68px;display:flex;flex-direction:column;align-items:center;justify-content:center}.tab-btn:active{transform:scale(.95)}.tab-btn:hover{background:rgba(255,255,255,.1)}.tab-btn.selected{background:rgba(56,189,248,.15);border-color:#38bdf8;box-shadow:0 0 20px rgba(56,189,248,.1);color:#f1f5f9}.tab-emoji{font-size:26px;display:block;line-height:1.2;margin-bottom:4px}.tab-label{font-size:13px;font-weight:600}.input-group{display:flex;align-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:0 16px;transition:all .2s}.input-group:focus-within{border-color:#60a5fa;background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(96,165,250,.1)}.input-icon{color:#64748b;font-size:18px;margin-right:12px}.custom-input{width:100%;background:0 0;border:none;padding:16px 0;color:#f1f5f9;font-size:16px;outline:0;font-weight:500}.custom-input::placeholder{color:#475569;font-weight:400}.custom-input:-webkit-autofill,.custom-input:-webkit-autofill:active,.custom-input:-webkit-autofill:focus,.custom-input:-webkit-autofill:hover{background-color:transparent!important;-webkit-text-fill-color:#f1f5f9!important;caret-color:#f1f5f9!important;transition:color 99999s ease-out,background-color 99999s ease-out!important;transition-delay:99999s!important}.custom-input:-internal-autofill-previewed,.custom-input:-internal-autofill-selected{background-color:transparent!important;-webkit-text-fill-color:#f1f5f9!important;transition:background-color 99999s ease-out!important;transition-delay:99999s!important}.btn-submit{width:100%;padding:18px;border-radius:16px;font-weight:700;font-size:18px;letter-spacing:1px;background:linear-gradient(to right,#3b82f6,#8b5cf6);color:#fff;border:none;cursor:pointer;transition:all .2s;box-shadow:0 8px 25px rgba(59,130,246,.3)}.btn-submit:active{transform:scale(.97)}.footer-container{position:relative;z-index:10;width:100%;max-width:560px;margin-top:20px}.qr-wrapper{padding:14px 24px;background:rgba(0,0,0,.3);backdrop-filter:blur(8px);border-radius:30px;border:1px solid rgba(255,255,255,.05);color:#e2e8f0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s;box-sizing:border-box;gap:20px}.qr-wrapper:active{transform:scale(.98)}.qr-wrapper:hover{background:rgba(0,0,0,.5)}#qr-overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);backdrop-filter:blur(10px);z-index:999;display:flex;align-items:center;justify-content:center;padding:40px;box-sizing:border-box}#qr-overlay img{width:100%;max-width:320px;aspect-ratio:1/1;border-radius:24px;border:4px solid #fff;background:#fff}