.login-container{max-width:450px;margin:100px auto}.login-card{box-shadow:0 4px 6px rgba(0,0,0,0.1);border-radius:10px}.login-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:white;border-radius:10px 10px 0 0;padding:30px;text-align:center}.login-body{padding:30px}.form-control:focus{border-color:#667eea;box-shadow:0 0 0 0.2rem rgba(102,126,234,0.25)}.btn-login{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none;padding:12px;font-size:16px;font-weight:bold}.btn-login:hover{background:linear-gradient(135deg,#5568d3 0%,#6a3f8f 100%)}