.login-container{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex;position:relative;overflow:hidden}.login-container:before{content:"";background:radial-gradient(ellipse at 20% 50%,#bc13fe26 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,#0ff0fc14 0%,transparent 50%),var(--dark-bg);z-index:0;position:fixed;inset:0}.login-container:after{content:"";z-index:0;background-image:radial-gradient(2px 2px at 20% 30%,#bc13fe4d,#0000),radial-gradient(2px 2px at 40% 70%,#0ff0fc33,#0000),radial-gradient(1px 1px at 60% 20%,#ffffff4d,#0000),radial-gradient(1px 1px at 80% 60%,#bc13fe33,#0000),radial-gradient(1px 1px at 10% 80%,#0ff0fc4d,#0000);background-size:200px 200px;animation:20s linear infinite particleDrift;position:fixed;inset:0}@keyframes particleDrift{0%{transform:translateY(0)}to{transform:translateY(-200px)}}.back-link{z-index:10;color:#fff9;font-family:var(--font-secondary);letter-spacing:1px;text-transform:uppercase;align-items:center;gap:8px;font-size:.9rem;font-weight:500;text-decoration:none;transition:color .3s,text-shadow .3s;display:flex;position:fixed;top:30px;left:30px}.back-link:hover{color:var(--neon-blue);text-shadow:0 0 10px #0ff0fc80}.back-link svg{width:18px;height:18px;transition:transform .3s}.back-link:hover svg{transform:translate(-4px)}.login-card{z-index:2;-webkit-backdrop-filter:blur(20px);opacity:0;background:#0a0a1ea6;border:1px solid #bc13fe33;border-radius:20px;width:100%;max-width:440px;padding:48px 40px;animation:.6s cubic-bezier(.16,1,.3,1) forwards cardAppear;position:relative;transform:translateY(20px);box-shadow:0 0 40px #bc13fe14,0 8px 32px #0006,inset 0 1px #ffffff0d}@keyframes cardAppear{to{opacity:1;transform:translateY(0)}}.login-logo{text-align:center;margin-bottom:8px}.login-logo h2{font-family:var(--font-primary);text-transform:uppercase;letter-spacing:3px;background:linear-gradient(135deg,#fff 0%,var(--neon-violet)50%,var(--neon-blue)100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.8rem;font-weight:700}.login-subtitle{text-align:center;color:#ffffff80;font-family:var(--font-secondary);letter-spacing:1px;margin-bottom:36px;font-size:.85rem;font-weight:400}.login-form{flex-direction:column;gap:20px;display:flex}.input-group{position:relative}.input-group label{font-family:var(--font-secondary);text-transform:uppercase;letter-spacing:1.5px;color:#ffffff80;margin-bottom:8px;font-size:.75rem;font-weight:600;display:block}.input-group input{color:#fff;width:100%;font-family:var(--font-secondary);background:#ffffff0a;border:1px solid #ffffff1a;border-radius:12px;outline:none;padding:14px 16px;font-size:.95rem;font-weight:400;transition:border-color .3s,box-shadow .3s,background .3s}.input-group input::placeholder{color:#ffffff40}.input-group input:focus{border-color:var(--neon-violet);background:#bc13fe0a;box-shadow:0 0 20px #bc13fe1a,inset 0 0 20px #bc13fe08}.login-btn{background:linear-gradient(135deg,var(--neon-violet)0%,#8b0fbf 100%);color:#fff;width:100%;font-family:var(--font-primary);text-transform:uppercase;letter-spacing:2px;cursor:pointer;border:none;border-radius:12px;margin-top:4px;padding:15px;font-size:.85rem;font-weight:700;transition:transform .2s,box-shadow .3s,opacity .3s;position:relative;overflow:hidden}.login-btn:before{content:"";background:linear-gradient(135deg,#0000 0%,#ffffff26 50%,#0000 100%);transition:transform .5s;position:absolute;inset:0;transform:translate(-100%)}.login-btn:hover:before{transform:translate(100%)}.login-btn:hover{transform:translateY(-2px);box-shadow:0 0 30px #bc13fe66,0 8px 25px #bc13fe33}.login-btn:active{transform:translateY(0)}.login-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.divider{align-items:center;gap:16px;margin:4px 0;display:flex}.divider:before,.divider:after{content:"";background:linear-gradient(90deg,#0000,#ffffff26,#0000);flex:1;height:1px}.divider span{font-family:var(--font-secondary);color:#ffffff59;text-transform:uppercase;letter-spacing:2px;white-space:nowrap;font-size:.75rem}.google-btn-wrapper{justify-content:center;width:100%;display:flex}.apple-btn{color:#000;width:100%;font-family:var(--font-secondary);letter-spacing:.3px;cursor:pointer;background:#fff;border:none;border-radius:50px;justify-content:center;align-items:center;gap:10px;margin-top:10px;padding:13px 16px;font-size:.9rem;font-weight:600;transition:opacity .2s,transform .2s,box-shadow .3s;display:flex}.apple-btn:hover{transform:translateY(-2px);box-shadow:0 0 25px #ffffff26,0 8px 20px #0000004d}.apple-btn:active{transform:translateY(0)}.apple-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.apple-btn-icon{flex-shrink:0;width:18px;height:18px}.error-message{color:#ff6b6b;font-family:var(--font-secondary);text-align:center;background:#ff32321a;border:1px solid #ff323240;border-radius:10px;padding:12px 16px;font-size:.85rem;font-weight:400;animation:.4s shakeError}@keyframes shakeError{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}@media (max-width:480px){.login-card{border-radius:16px;padding:36px 24px}.login-logo h2{font-size:1.5rem}.back-link{top:20px;left:20px}}